.demo-walkthrough-layer{position:fixed;inset:0;pointer-events:none;z-index:9999;will-change:opacity,transform}.demo-lockdown *{pointer-events:none!important}.demo-lockdown [data-dimming-zone=media-library],.demo-lockdown [data-dimming-zone=media-library] *,.demo-lockdown [data-dimming-zone=main-container],.demo-lockdown [data-dimming-zone=main-container] *,.demo-lockdown [data-dimming-zone=waveform],.demo-lockdown [data-dimming-zone=waveform] *,.demo-lockdown .full-song-waveform,.demo-lockdown .full-song-waveform *,.demo-lockdown .waveform-container,.demo-lockdown .waveform-container *,.demo-lockdown .demo-walkthrough-layer,.demo-lockdown .demo-walkthrough-layer *{pointer-events:auto!important}.demo-cover-hint{position:fixed;bottom:18px;left:18px;background:#0c1220f2;border:1px solid rgba(148,163,184,.22);border-radius:12px;padding:12px 14px;display:flex;align-items:center;gap:12px;color:#e2e8f0;box-shadow:0 18px 36px #0006;pointer-events:auto;z-index:99999}.demo-cover-hint__body{display:flex;flex-direction:column;gap:4px}.demo-cover-hint__title{font-weight:700;font-size:14px}.demo-cover-hint__text{font-size:13px;color:#cbd5e1}.demo-cover-hint__action{border:1px solid rgba(94,234,212,.5);background:#5eead414;color:#67e8f9;border-radius:10px;padding:8px 12px;cursor:pointer;font-weight:700;transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease}.demo-cover-hint__action:hover{transform:translateY(-1px);box-shadow:0 10px 24px #5eead43d;border-color:#5eead4cc}.demo-spotlight{position:fixed;background:radial-gradient(circle at center,#60a5fa1f,#60a5fa0f);border:2px solid rgba(94,234,212,.8);box-shadow:0 0 0 9999px #04061099;pointer-events:none;border-radius:12px;will-change:transform,opacity;transition:top .3s cubic-bezier(.4,0,.2,1),left .3s cubic-bezier(.4,0,.2,1),width .3s cubic-bezier(.4,0,.2,1),height .3s cubic-bezier(.4,0,.2,1),opacity .2s ease-out}.demo-spotlight.hidden{opacity:0;pointer-events:none}.demo-card{position:fixed;max-width:calc(100vw - 32px);max-height:calc(100vh - 32px);overflow-y:auto;overflow-x:hidden;background:#0a0c18f7;border:1px solid rgba(255,255,255,.08);border-radius:14px;box-shadow:0 12px 32px #00000080;color:#e2e8f0;padding:14px 16px;pointer-events:auto;will-change:transform,opacity;transition:top .3s cubic-bezier(.4,0,.2,1),left .3s cubic-bezier(.4,0,.2,1),opacity .2s ease-out,transform .2s ease-out;font-family:Manrope,Inter,Segoe UI,Helvetica Neue,Arial,sans-serif;line-height:1.6}.demo-card.entering{opacity:0;transform:scale(.9)}.demo-card.visible{opacity:1;transform:scale(1)}.demo-card__header{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12px;color:#a5b4fc;text-transform:uppercase;letter-spacing:.05em}.demo-card__actions-inline{display:flex;align-items:center;gap:6px}.demo-card__step{display:inline-flex;align-items:center;gap:8px}.demo-chip{border:1px solid rgba(148,163,184,.3);background:#ffffff0a;color:#cbd5e1;border-radius:999px;padding:6px 10px;font-size:11px;cursor:pointer;transition:border-color .15s ease,color .15s ease,background .15s ease}.demo-chip:hover{border-color:#94a3b899;color:#e2e8f0}.demo-card__title{font-size:16px;font-weight:700;color:#f8fafc;margin:8px 0 4px}.demo-card__body{font-size:14px;line-height:1.5;color:#cbd5e1}.demo-card__content-wrapper{width:100%}.demo-card__cta-row{display:flex;justify-content:space-between;gap:10px;margin-top:14px}.demo-btn{min-width:120px;padding:10px 14px;border-radius:10px;border:1px solid transparent;font-weight:700;font-size:13px;cursor:pointer;transition:transform .12s ease,box-shadow .12s ease,background .12s ease,border-color .12s ease}.demo-btn:disabled{opacity:.5;cursor:not-allowed}.demo-btn.primary{background:linear-gradient(135deg,#22c55e,#16a34a);border-color:#22c55eb3;color:#0b1515;box-shadow:0 10px 30px #22c55e59}.demo-btn.primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 12px 36px #22c55e73}.demo-btn.ghost{background:#ffffff08;border-color:#94a3b84d;color:#e2e8f0}.demo-btn.ghost:hover:not(:disabled){border-color:#94a3b899}.demo-card__footnote{margin-top:10px;font-size:12px;color:#94a3b8}@media(max-width:640px){.demo-card{width:calc(100vw - 24px)!important;left:12px!important;right:12px}.demo-card__cta-row{flex-direction:column}.demo-btn{width:100%}}.demo-overlay-card{position:fixed;z-index:2147483647;background:linear-gradient(135deg,#0f0f19f2,#141423fa);border:1px solid rgba(99,102,241,.3);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);padding:24px 28px;border-radius:16px;width:400px;box-shadow:0 0 0 1px #ffffff0d,0 8px 32px #0006,0 0 60px #6366f11a;color:#fff;transition:opacity .5s ease,transform .5s ease;pointer-events:auto}.demo-overlay-card:before{content:"";position:absolute;top:0;left:24px;right:24px;height:1px;background:linear-gradient(90deg,transparent 0%,rgba(99,102,241,.5) 50%,transparent 100%)}@keyframes demo-fade-in{0%{opacity:0;transform:translateY(16px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes demo-fade-out{0%{opacity:1;transform:translateY(0) scale(1)}to{opacity:0;transform:translateY(-12px) scale(.96)}}.demo-overlay-card.entering{animation:demo-fade-in .5s cubic-bezier(.2,.8,.2,1) forwards}.demo-overlay-card.exiting{animation:demo-fade-out .4s cubic-bezier(.4,0,1,1) forwards}.demo-step-counter{font-size:.75rem;color:#a5b4fccc;margin-bottom:6px;text-transform:uppercase;letter-spacing:.1em;font-weight:600}.demo-title{font-size:1.6rem;font-weight:700;margin-bottom:10px;color:#fff;line-height:1.25;letter-spacing:-.01em}.demo-body{font-size:1.1rem;line-height:1.55;color:#e2e8f0d9;margin-bottom:20px;font-weight:400}.pulse-text{animation:text-pulse 1.2s ease-in-out infinite;color:#a5b4fc!important;font-weight:600!important;text-shadow:0 0 15px rgba(165,180,252,.4)}@keyframes text-pulse{0%,to{opacity:.85;transform:scale(1)}50%{opacity:1;transform:scale(1.02);color:#fff!important}}.demo-controls{display:flex;justify-content:space-between;align-items:center;margin-top:20px;gap:12px}.demo-btn-primary{background:linear-gradient(135deg,#6366f1,#4f46e5);color:#fff;border:none;padding:11px 22px;border-radius:10px;font-weight:600;cursor:pointer;font-size:.95rem;box-shadow:0 4px 14px #6366f159;transition:all .2s ease}.demo-btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 20px #6366f173}.demo-btn-secondary{background:#ffffff0f;color:#94a3b8e6;border:1px solid rgba(255,255,255,.08);padding:10px 18px;border-radius:8px;font-size:.9rem;cursor:pointer;font-weight:500;transition:all .2s ease}.demo-btn-secondary:hover{background:#ffffff1a;color:#fff;border-color:#ffffff26}.demo-highlight-ring{position:fixed;border-radius:12px;pointer-events:none;z-index:2147483647;transition:top .35s cubic-bezier(.4,0,.2,1),left .35s cubic-bezier(.4,0,.2,1),width .35s cubic-bezier(.4,0,.2,1),height .35s cubic-bezier(.4,0,.2,1);background:transparent;border:2px solid transparent;box-shadow:0 0 10px 2px #ffffff80,0 0 20px 8px #ffffff4d,0 0 40px 15px #ffffff1a,inset 0 0 10px #fff3;animation:ring-pulse 2s ease-in-out infinite}@keyframes ring-pulse{0%,to{box-shadow:0 0 10px 2px #fff6,0 0 20px 8px #fff3,0 0 40px 15px #ffffff0d,inset 0 0 10px #ffffff26}50%{box-shadow:0 0 15px 4px #ffffffb3,0 0 30px 12px #fff6,0 0 60px 20px #fff3,inset 0 0 15px #ffffff4d}}body.user-dragging .demo-overlay-card,body.user-dragging .demo-highlight-ring,body.user-dragging .demo-drag-hand{opacity:0!important;pointer-events:none!important;visibility:hidden!important}body.dimming-source-demo-step .beat-handle-add,body.dimming-source-demo-step [data-help-key=VIDEO_QUICK_ADD]{display:none!important;visibility:hidden!important;opacity:0!important;pointer-events:none!important}.demo-completion-overlay{position:fixed;inset:0;z-index:2147483647;display:flex;align-items:center;justify-content:center;pointer-events:none;background:#0000;animation:completion-backdrop 3s ease-in-out forwards;will-change:background}@keyframes completion-backdrop{0%{background:#0000}25%{background:#00000059}75%{background:#00000059}to{background:#0000}}.demo-completion-content{display:flex;flex-direction:column;align-items:center;gap:16px;opacity:0;transform:translateY(10px);animation:completion-fade 3s ease-out forwards;will-change:opacity,transform}@keyframes completion-fade{0%{opacity:0;transform:translateY(10px)}20%{opacity:1;transform:translateY(0)}80%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-5px)}}.demo-completion-icon{width:72px;height:72px;border-radius:50%;background:linear-gradient(145deg,#22c55e,#16a34a);display:flex;align-items:center;justify-content:center;font-size:36px;color:#fff;box-shadow:0 0 #22c55e4d,0 4px 24px #00000040;animation:icon-glow 3s ease-out forwards;will-change:box-shadow}@keyframes icon-glow{0%{box-shadow:0 0 #22c55e66,0 4px 24px #00000040}30%{box-shadow:0 0 0 12px #22c55e26,0 4px 24px #00000040}60%{box-shadow:0 0 0 20px #22c55e00,0 4px 24px #00000040}to{box-shadow:0 0 0 20px #22c55e00,0 4px 24px #0000}}.demo-completion-text{font-size:1.75rem;font-weight:600;color:#fff;text-shadow:0 2px 12px rgba(0,0,0,.4);letter-spacing:-.01em}.demo-completion-subtext{font-size:1rem;color:#ffffffa6;text-shadow:0 1px 8px rgba(0,0,0,.3)}.demo-completion-hint{font-size:.8rem;color:#ffffff73;margin-top:.75rem;text-shadow:0 1px 6px rgba(0,0,0,.25)}.demo-drag-indicator{position:fixed;inset:0;pointer-events:none;z-index:99998}.demo-drag-path-animated{animation:demo-dash-flow .8s linear infinite}@keyframes demo-dash-flow{0%{stroke-dashoffset:40}to{stroke-dashoffset:0}}.demo-drag-glow-animated{animation:demo-glow-pulse 1.5s ease-in-out infinite}@keyframes demo-glow-pulse{0%,to{opacity:.6;stroke-width:4}50%{opacity:1;stroke-width:8}}.demo-drag-hand{position:fixed;width:48px;height:48px;pointer-events:none;z-index:99999;animation:demo-hand-move 2s ease-in-out infinite;transform-origin:center center}@keyframes demo-hand-move{0%{left:var(--source-x);top:var(--source-y);transform:translate(-50%,-50%) scale(1);opacity:1}10%{transform:translate(-50%,-50%) scale(1.1)}15%{transform:translate(-50%,-50%) scale(.95) rotate(-5deg)}50%{left:var(--target-x);top:var(--target-y);transform:translate(-50%,-50%) scale(1);opacity:1}60%{transform:translate(-50%,-50%) scale(.9);opacity:.8}70%{opacity:0}to{left:var(--source-x);top:var(--source-y);transform:translate(-50%,-50%) scale(1);opacity:1}}.demo-drag-hand-icon{filter:drop-shadow(0 4px 12px rgba(34,197,94,.5));animation:demo-hand-grab 2s ease-in-out infinite}@keyframes demo-hand-grab{0%,70%,to{transform:scale(1)}10%{transform:scale(1.15) rotate(-5deg)}15%,50%{transform:scale(.9)}}.demo-drag-hand-trail{position:absolute;top:50%;left:50%;width:20px;height:20px;background:radial-gradient(circle,rgba(34,197,94,.6),transparent);border-radius:50%;transform:translate(-50%,-50%);animation:demo-trail-fade .5s ease-out infinite}@keyframes demo-trail-fade{0%{opacity:.8;transform:translate(-50%,-50%) scale(1)}to{opacity:0;transform:translate(-50%,-50%) scale(2)}}.demo-drag-source-highlight{position:fixed;border:3px solid #22c55e;border-radius:12px;box-shadow:0 0 20px #22c55e80,inset 0 0 20px #22c55e1a;animation:demo-source-pulse 1.5s ease-in-out infinite;pointer-events:none}@keyframes demo-source-pulse{0%,to{box-shadow:0 0 20px #22c55e80,inset 0 0 20px #22c55e1a;transform:scale(1)}50%{box-shadow:0 0 30px #22c55eb3,inset 0 0 30px #22c55e33;transform:scale(1.02)}}.demo-drag-target-zone{position:fixed;display:flex;align-items:center;justify-content:center;padding:12px 24px;background:#22c55e26;border:2px dashed #22c55e;border-radius:12px;animation:demo-target-pulse 1s ease-in-out infinite;pointer-events:none}@keyframes demo-target-pulse{0%,to{opacity:.8;border-color:#22c55e99}50%{opacity:1;border-color:#22c55e}}.demo-drag-target-label{color:#22c55e;font-size:14px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;text-shadow:0 2px 8px rgba(0,0,0,.5)}.demo-drag-style-hand .demo-drag-source-highlight,.demo-drag-style-arrow .demo-drag-source-highlight{border-color:#22c55e}.demo-drag-style-glow .demo-drag-source-highlight{border-color:#67e8f9;box-shadow:0 0 25px #67e8f980,inset 0 0 25px #67e8f91a}.demo-drag-style-glow .demo-drag-target-zone{border-color:#67e8f9;background:#67e8f91a}.demo-drag-style-glow .demo-drag-target-label{color:#67e8f9}.beat-handle:not(.inactive),.pattern-drag-handle,.timeline-clip,.timeline-clip-inner{cursor:grab!important}.beat-handle:active,.pattern-drag-handle:active,.timeline-clip:active,.timeline-clip-inner:active,body.user-dragging,body.user-dragging *{cursor:grabbing!important;user-select:none;-webkit-user-select:none}.demo-drag-hand{position:fixed;z-index:100000;width:48px;height:48px;pointer-events:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='48' height='48' viewBox='0 0 24 24' fill='white' stroke='%23333' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 11V6a2 2 0 0 0-2-2 2 2 0 0 0-2 2'/%3E%3Cpath d='M14 10V4a2 2 0 0 0-2-2 2 2 0 0 0-2 2v2'/%3E%3Cpath d='M10 10.5V6a2 2 0 0 0-2-2 2 2 0 0 0-2 2v8'/%3E%3Cpath d='M18 8a2 2 0 1 1 4 0v6a8 8 0 0 1-8 8h-2c-2.8 0-4.5-.86-5.99-2.34l-3.6-3.6a2 2 0 0 1 2.83-2.82L7 15'/%3E%3C/svg%3E");background-size:contain;background-repeat:no-repeat;filter:drop-shadow(0 3px 8px rgba(0,0,0,.5));animation:demo-hand-to-arrangement 2.5s ease-in-out infinite;--drag-delta-x: 300px;--drag-delta-y: 40px}@keyframes demo-hand-to-arrangement{0%{transform:translate(0);opacity:0}10%{opacity:1;transform:translate(0)}70%{transform:translate(var(--drag-delta-x),var(--drag-delta-y));opacity:1}90%{opacity:.5;transform:translate(var(--drag-delta-x),var(--drag-delta-y))}to{transform:translate(var(--drag-delta-x),var(--drag-delta-y));opacity:0}}.full-song-waveform:not(.zoomed),.full-song-waveform:not(.zoomed) .section-highlight,.full-song-waveform:not(.zoomed) .waveform-container{cursor:zoom-in!important}.full-song-waveform.zoomed,.full-song-waveform.zoomed .waveform-container,.full-song-waveform.zoomed .selected-section-overlay{cursor:zoom-out!important}body.audio-playing .full-song-waveform:not(.zoomed),body.audio-playing .full-song-waveform:not(.zoomed) *{cursor:zoom-in!important}body.audio-playing .full-song-waveform.zoomed,body.audio-playing .full-song-waveform.zoomed *{cursor:zoom-out!important}.dimming-source-welcome-screen{cursor:default}[data-dimming-zone]{transition:opacity .25s ease-out}.demo-loading-screen{position:fixed;inset:0;z-index:2147483647;display:flex;align-items:center;justify-content:center;background:radial-gradient(ellipse 120% 100% at 50% 0%,#1a1a2e,#0f0f1a 40%,#050510);isolation:isolate}.demo-loading-screen:before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 20% 30%,rgba(99,102,241,.08) 0%,transparent 50%),radial-gradient(circle at 80% 70%,rgba(139,92,246,.06) 0%,transparent 50%);animation:ambient-shift 8s ease-in-out infinite}@keyframes ambient-shift{0%,to{opacity:1}50%{opacity:.7}}.demo-loading-screen.demo-loading-exit{animation:loading-exit .6s cubic-bezier(.4,0,.2,1) forwards;pointer-events:none}@keyframes loading-exit{0%{opacity:1}to{opacity:0;visibility:hidden}}.demo-loading-content{display:flex;flex-direction:column;align-items:center;gap:48px;position:relative;z-index:1}.demo-loading-logo{display:flex;align-items:center;gap:12px}.demo-loading-logo-text{font-size:56px;font-weight:800;background:linear-gradient(135deg,#fff,#a5b4fc,#818cf8);background-size:200% 200%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-2px;animation:logo-shimmer 3s ease-in-out infinite}.demo-loading-logo-dot{width:12px;height:12px;border-radius:50%;background:linear-gradient(135deg,#818cf8,#6366f1);box-shadow:0 0 20px #6366f199;animation:dot-breathe 2s ease-in-out infinite}@keyframes logo-shimmer{0%,to{background-position:0% 50%}50%{background-position:100% 50%}}@keyframes dot-breathe{0%,to{transform:scale(1);opacity:1}50%{transform:scale(1.2);opacity:.8}}.demo-loading-spinner{width:40px;height:40px;border:3px solid rgba(129,140,248,.2);border-top-color:#818cf8;border-radius:50%;animation:spin .8s linear infinite;will-change:transform}.media-library{background-color:var(--bg-medium);position:relative;border-radius:0;padding:0;height:100%;display:flex;flex-direction:column;overflow:hidden;width:100%;min-height:0;flex:0 0 auto;box-shadow:inset 0 8px 20px #0009,inset 0 2px 4px #0006;border-top:1px solid rgba(0,0,0,.5);border-bottom:1px solid rgba(255,255,255,.05)}.media-library-tabs{display:flex;justify-content:center;border-bottom:1px solid #33343d;background-color:var(--bg-darkest);flex-shrink:0;position:relative;overflow:visible;z-index:150;min-height:36px;height:36px;isolation:isolate}.tab-indicator{position:absolute;bottom:0;left:0;height:3px;width:120px;background:linear-gradient(90deg,var(--theme-primary, #4facfe) 0%,var(--theme-secondary, #00f2fe) 100%);border-radius:2px 2px 0 0;transition:transform .5s cubic-bezier(.25,.1,.25,1);box-shadow:0 0 8px color-mix(in srgb,var(--theme-primary, #4facfe) 40%,transparent);z-index:10;transform:translateZ(0);transform-origin:left center;backface-visibility:hidden;contain:layout style}.tab-indicator.flowing{will-change:transform;box-shadow:none}.media-tab{flex:1;background-color:transparent;color:var(--text-muted);border:none;padding:8px 12px;font-size:13px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:6px;position:relative;overflow:hidden;transition:background-color .15s ease,color .15s ease;contain:layout style}.media-tab:hover{background-color:var(--bg-lighter);color:var(--text-secondary)}.media-tab:active{background-color:var(--bg-medium)}.media-tab.active{background-color:var(--bg-medium);color:var(--text-secondary);font-weight:600;text-shadow:0 0 8px color-mix(in srgb,var(--theme-primary, #4facfe) 30%,transparent)}.tab-icon{font-size:14px;display:inline-block}.tab-label{transition:opacity .3s ease,color .3s ease;position:relative;font-size:1.5rem;margin:0;color:#fff!important;font-weight:700!important;flex-shrink:0;white-space:nowrap}.media-tab.active .tab-label{color:#fff!important;font-weight:700!important}.tab-ripple-container{position:absolute;inset:0;pointer-events:none;overflow:hidden}.media-library-content{flex:1;overflow:visible;display:flex;flex-direction:column;position:relative;min-height:0}.content-wrapper{display:flex;width:200%;height:100%;transition:transform .5s cubic-bezier(.25,.1,.25,1);transform:translateZ(0);contain:layout style;will-change:transform;backface-visibility:hidden}.content-wrapper.transitioning{will-change:transform}.content-panel{width:50%;height:100%;display:flex;flex-direction:column;overflow:visible;min-height:0;contain:layout style;transform:translateZ(0);backface-visibility:hidden;visibility:visible!important;opacity:1!important}.content-panel.inactive{pointer-events:none}.content-panel.active{pointer-events:auto}.animated-tab{position:relative}.animated-tab:focus,.animated-tab:focus-visible{outline:none;box-shadow:none}@keyframes ripple{0%{transform:translate(-50%,-50%) scale(0);opacity:1}to{transform:translate(-50%,-50%) scale(4);opacity:0}}.tab-ripple{position:absolute;border-radius:50%;background-color:color-mix(in srgb,var(--theme-primary, #4facfe) 30%,transparent);width:20px;height:20px;animation:ripple .6s ease-out;pointer-events:none}.media-library-content .audio-widget,.media-library-content .video-widget{border-radius:0;height:100%;background-color:transparent;display:flex;flex-direction:column;overflow:visible}.media-library-content .audio-widget-header,.media-library-content .video-widget-header{padding:15px;margin:0;flex-shrink:0}.audio-file-item,.video-file-item{flex:0 0 auto;min-height:60px;max-height:120px}@media(max-width:768px){.media-library-tabs{min-height:32px;height:32px}.media-tab{padding:6px 8px;font-size:12px;gap:4px}.media-tab:first-child{padding-right:12px}.media-tab:last-child{padding-left:12px}.tab-icon{font-size:12px}}@media(max-width:480px){.media-library-tabs{min-height:28px;height:28px}.media-tab{padding:4px 6px;font-size:11px}.media-tab:first-child{padding-right:10px}.media-tab:last-child{padding-left:10px}.tab-icon{display:none}}.media-tab.transitioning{color:var(--text-muted)}.tab-label{position:relative;z-index:1;transition:opacity .2s ease-in-out}.media-library-tabs.plus-hover-audio .video-tab .tab-label,.media-library-tabs.plus-hover-video .audio-tab .tab-label{opacity:0}.upload-plus-button{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scale(.8);width:44px;height:44px;background-color:var(--primary);color:#fff;border-radius:50%;border:none;font-size:36px;font-weight:300;line-height:44px;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;transition:opacity .2s ease-in-out,transform .2s ease-in-out,box-shadow .2s ease-in-out;z-index:2;box-shadow:0 2px 8px #0003}body.dimming-source-demo-step .upload-plus-button,body.dimming-source-demo-step .media-tab .upload-plus-button,body.dimming-source-demo-step .media-tab:hover .upload-plus-button{display:none!important;opacity:0!important;pointer-events:none!important;visibility:hidden!important;transform:scale(0)!important}.media-tab:hover .upload-plus-button{opacity:1;transform:translate(-50%,-50%) scale(1);box-shadow:0 4px 16px color-mix(in srgb,var(--theme-primary, #4a9eff) 30%,transparent)}.upload-plus-button:hover{background-color:var(--primary-dark);transform:translate(-50%,-50%) scale(1.1);box-shadow:0 6px 20px color-mix(in srgb,var(--theme-primary, #4a9eff) 40%,transparent)}body.demo-completion-active .audio-tab .upload-plus-button{opacity:1!important;transform:translate(-50%,-50%) scale(1)!important;display:flex!important;visibility:visible!important;pointer-events:auto!important;animation:demo-plus-pulse 2s ease-in-out infinite}body.demo-completion-active .audio-tab{position:relative;z-index:10}body.demo-completion-active .audio-tab:after{content:"";position:absolute;inset:-3px;border-radius:14px;pointer-events:none;border:2px solid rgba(255,255,255,.5);animation:demo-tab-border-pulse 1.5s ease-in-out infinite;box-shadow:0 0 #fff9,0 0 20px 4px #fff6,inset 0 0 8px #ffffff1a}@keyframes demo-tab-border-pulse{0%,to{border-color:#fff6;box-shadow:0 0 #fff6,0 0 15px 3px #ffffff40,inset 0 0 6px #ffffff1a}50%{border-color:#fffc;box-shadow:0 0 0 4px #ffffff26,0 0 30px 8px #ffffff80,inset 0 0 12px #fff3}}@keyframes demo-plus-pulse{0%,to{box-shadow:0 0 #fff6,0 0 10px 2px #ffffff4d,0 2px 8px #0003}50%{box-shadow:0 0 0 8px #ffffff1a,0 0 20px 6px #fff6,0 4px 16px #00000040}}body.demo-completion-active .media-library-tabs{opacity:1!important;filter:none!important;isolation:isolate;position:relative;z-index:200!important}body.demo-completion-active .media-library-tabs .media-tab,body.demo-completion-active .media-library-tabs .tab-label,body.demo-completion-active .media-library-tabs .tab-indicator{opacity:1!important}.media-library-error{position:absolute;top:50px;left:50%;transform:translate(-50%);z-index:100;width:calc(100% - 20px);text-align:center;background:#dc3545f2;color:#fff;padding:8px 12px;border-radius:6px;font-size:13px;font-weight:500;box-shadow:0 2px 8px #0000004d;animation:slideInError .2s ease-out}@keyframes slideInError{0%{opacity:0;transform:translate(-50%) translateY(-8px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.failed-uploads-list{margin-top:6px;padding-top:6px;border-top:1px solid rgba(255,255,255,.2);font-size:11px;text-align:left}.failed-upload-item{display:flex;justify-content:space-between;gap:8px;padding:2px 0;opacity:.9}.failed-filename{font-weight:600;flex-shrink:0;max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.failed-reason{color:#fffc;flex:1;text-align:right}.media-login-overlay{position:absolute;inset:0;z-index:100;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;padding:52px 16px 16px;background:#0000;backdrop-filter:blur(0px);-webkit-backdrop-filter:blur(0px);animation:overlayFadeIn .5s var(--ease-smooth) forwards}@keyframes overlayFadeIn{0%{background:#0000;backdrop-filter:blur(0px);-webkit-backdrop-filter:blur(0px)}to{background:#000000b3;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}}.media-login-form{width:100%;max-width:320px;min-height:420px;padding:28px 28px 24px;background:#0f0f14f2;border:1px solid rgba(255,255,255,.08);border-radius:16px;box-shadow:0 4px 24px #0006,0 0 40px #3b82f60d;opacity:0;transform:translateY(20px) scale(.98);animation:formSlideUp .6s var(--ease-spring) .1s forwards;display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden;transition:min-height .4s var(--ease-smooth)}.media-login-form[data-mode=signup]{min-height:480px}@keyframes formSlideUp{0%{opacity:0;transform:translateY(20px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.media-login-header{text-align:center;margin-bottom:20px}.media-login-title{font-size:18px;font-weight:700;color:#f8fafc;margin:0;letter-spacing:-.3px}.media-login-subtitle{font-size:12px;color:#94a3b8;margin:0;font-weight:500}.media-login-stripe-badge{display:flex;align-items:center;justify-content:center;gap:5px;margin-top:8px;font-size:12px;color:#64748b;font-weight:500}.media-login-stripe-badge .lock-icon{opacity:.7;width:12px;height:12px}.media-login-stripe-badge .stripe-text{font-weight:700;font-size:13px;color:#818cf8}.media-login-form[data-mode=signup] .media-login-subtitle{font-size:15px;font-weight:600;color:#cbd5e1}.media-login-fields{display:flex;flex-direction:column;gap:12px;margin-bottom:16px}.media-login-field{display:flex;flex-direction:column;gap:4px}.media-login-input-wrapper{position:relative;display:flex;align-items:center}.media-login-input-wrapper .media-login-input{padding-right:40px}.media-login-toggle-password{position:absolute;right:8px;top:50%;transform:translateY(-50%);background:none;border:none;padding:6px;cursor:pointer;color:#64748b;display:flex;align-items:center;justify-content:center;border-radius:6px;transition:color .2s ease,background .2s ease}.media-login-toggle-password:hover{color:#cbd5e1;background:#ffffff0f}.media-login-toggle-password:active{transform:translateY(-50%) scale(.92)}.media-login-toggle-password:focus{outline:none}.media-login-toggle-password .toggle-icon-wrapper{position:relative;width:16px;height:16px}.media-login-toggle-password .toggle-icon{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;transition:opacity .2s ease,transform .25s var(--ease-spring)}.media-login-toggle-password .toggle-icon--hidden{opacity:0;transform:scale(.8) rotate(-10deg)}.media-login-toggle-password .toggle-icon--visible{opacity:1;transform:scale(1) rotate(0)}.media-login-input{width:100%;padding:10px 12px;background:#0006;border:1px solid rgba(255,255,255,.08);border-radius:8px;color:#f8fafc;font-size:13px;transition:all .25s var(--ease-smooth);box-sizing:border-box}.media-login-input:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f626;background:#0009}.media-login-input::placeholder{color:#475569;transition:color .2s ease}.media-login-input:focus::placeholder{color:#64748b}.media-login-input--error{border-color:#ef4444;animation:inputShake .4s ease}@keyframes inputShake{0%,to{transform:translate(0)}20%{transform:translate(-4px)}40%{transform:translate(4px)}60%{transform:translate(-3px)}80%{transform:translate(2px)}}.media-login-error{font-size:11px;color:#ef4444;animation:fadeInUp .2s ease-out}@keyframes fadeInUp{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.media-login-alert{padding:8px 10px;border-radius:6px;font-size:11px;margin-bottom:12px;text-align:center;animation:alertSlide .3s var(--ease-spring)}@keyframes alertSlide{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.media-login-alert--error{background:#ef44441a;border:1px solid rgba(239,68,68,.2);color:#fca5a5}.media-login-alert--success{background:#22c55e1a;border:1px solid rgba(34,197,94,.2);color:#86efac}.media-login-submit{width:100%;padding:14px 24px;background:#1e1e28e6;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#f8fafc;font-size:15px;font-weight:600;letter-spacing:-.3px;cursor:pointer;transition:all .25s var(--ease-smooth);position:relative}.media-login-submit:hover:not(:disabled){background:#282837f2;border-color:#ffffff26}.media-login-submit:active:not(:disabled){background:#191923f2;transform:scale(.98)}.media-login-submit:disabled{opacity:.4;cursor:not-allowed}.media-login-links{display:flex;flex-direction:row;align-items:center;justify-content:center;gap:4px;margin-top:16px;text-align:center}.media-login-link{background:none;border:none;color:#94a3b8;font-size:12px;cursor:pointer;padding:2px 4px;transition:all .2s ease}.media-login-link:hover{color:#cbd5e1;text-decoration:underline}.media-login-divider{color:#475569;font-size:11px;display:none}.media-login-divider-or{text-align:center;color:#fff6;font-size:12px;font-weight:500;margin:16px 0}.beatvids-brand{font-weight:700;background:linear-gradient(135deg,#a5b4fc,#818cf8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.media-login-create-account .beatvids-brand,.media-login-title .beatvids-brand{font-size:inherit}.media-login-text{color:#64748b;font-size:11px}.media-login-link--underline{text-decoration:underline;text-underline-offset:2px}.media-login-create-account{display:block;width:100%;padding:14px 24px;background:#ffffff0d;border:1px solid rgba(255,255,255,.12);border-radius:10px;color:#e2e8f0;font-size:14px;font-weight:600;text-decoration:none!important;transition:all .25s ease;position:relative;overflow:hidden}.media-login-create-account:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.08) 0%,transparent 50%);opacity:0;transition:opacity .25s ease}.media-login-create-account:hover{background:#ffffff14;border-color:#fff3;color:#fff}.media-login-create-account:hover:before{opacity:1}.media-login-create-account:active{transform:scale(.98);background:#ffffff0a}.media-login-form[data-mode=signup] .media-login-submit{background:linear-gradient(135deg,#7a73ff,#635bff,#5851db);color:#fff;border:none;box-shadow:0 4px 14px #635bff66,0 0 20px #635bff26,inset 0 1px #fff3;text-shadow:0 1px 2px rgba(0,0,0,.2);position:relative;overflow:hidden}.media-login-form[data-mode=signup] .media-login-submit:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.15) 0%,transparent 50%,transparent 100%);opacity:1;transition:opacity .3s ease}.media-login-form[data-mode=signup] .media-login-submit:after{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:linear-gradient(45deg,transparent 30%,rgba(255,255,255,.1) 50%,transparent 70%);transform:translate(-100%);transition:transform .6s ease}.media-login-form[data-mode=signup] .media-login-submit:hover:not(:disabled){background:linear-gradient(135deg,#8b85ff,#7a73ff,#635bff);box-shadow:0 6px 20px #635bff80,0 0 30px #635bff40,inset 0 1px #ffffff40}.media-login-form[data-mode=signup] .media-login-submit:hover:not(:disabled):after{transform:translate(100%)}.media-login-form[data-mode=signup] .media-login-submit:active:not(:disabled){background:linear-gradient(135deg,#635bff,#5851db,#4a45c2);box-shadow:0 2px 8px #635bff66,inset 0 1px #ffffff1a;transform:translateY(0) scale(.98)}.media-login-center-wrapper{position:relative;display:flex;justify-content:center;width:100%}.media-login-benefits-row{position:absolute;top:100%;left:0;width:100%;padding-top:16px;display:flex;flex-direction:column;align-items:center;gap:6px;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;font-size:12px;font-weight:600;letter-spacing:-.02em;color:#94a3b8;opacity:0;animation:benefitFadeIn .4s var(--ease-smooth) .4s forwards;pointer-events:none}.media-login-benefits-row .benefits-line{display:flex;align-items:center;justify-content:center;gap:8px}.media-login-benefits-row .benefits-line--primary{color:#cbd5e1}.media-login-benefits-row .benefits-line--trust{color:#64748b;font-size:11px}.stripe-powered{display:flex;align-items:center;justify-content:center;gap:5px;margin-top:8px;color:#64748b;font-size:11px}.stripe-powered .lock-icon{opacity:.6}.stripe-powered .powered-text{opacity:.8}.stripe-powered .stripe-wordmark{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-weight:700;font-size:13px;letter-spacing:-.3px;color:#635bff;text-transform:lowercase}.media-login-benefits-row .benefit-dot{color:#475569}@keyframes benefitFadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.media-login-content{display:flex;flex-direction:column;animation:contentFadeIn .35s var(--ease-smooth) forwards}.media-login-content.fade-out{animation:contentFadeOut .2s var(--ease-smooth) forwards}.media-login-content.fade-in{animation:contentFadeIn .35s var(--ease-smooth) forwards}@keyframes contentFadeOut{0%{opacity:1;transform:translateY(0) scale(1);filter:blur(0px)}to{opacity:0;transform:translateY(-12px) scale(.98);filter:blur(4px)}}@keyframes contentFadeIn{0%{opacity:0;transform:translateY(12px) scale(.98);filter:blur(4px)}to{opacity:1;transform:translateY(0) scale(1);filter:blur(0px)}}.media-login-form[data-mode] .media-login-header,.media-login-form[data-mode] .media-login-fields,.media-login-form[data-mode] .media-login-submit,.media-login-form[data-mode] .media-login-links{transition:opacity .2s ease}.audio-widget{background-color:transparent;border-radius:0;padding:0;height:100%;display:flex;flex-direction:column;overflow:hidden;width:100%}.audio-files-list{flex:1;overflow-y:auto;width:100%;direction:rtl;padding:0 0 80px}.audio-files-list::-webkit-scrollbar{width:12px}.audio-files-list::-webkit-scrollbar-track{background:var(--bg-dark);border-radius:6px}.audio-files-list::-webkit-scrollbar-thumb{background:var(--bg-light);border-radius:6px;border:2px solid var(--bg-dark)}.audio-files-list::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.audio-files-list{scrollbar-width:thin;scrollbar-color:var(--bg-light) var(--bg-dark)}.song-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px;width:100%;direction:ltr}.song-item{position:relative;background-color:#1a1a1a;border:1px solid #2a2a2a;border-radius:10px;padding:8px;display:flex;align-items:flex-start;cursor:pointer;transition:background-color .3s,border-color .3s,transform .2s;min-height:160px;content-visibility:auto;contain-intrinsic-size:0 180px}.song-item:not(.selected){pointer-events:none}.song-item:not(.selected):before{content:"";position:absolute;inset:0;z-index:100;pointer-events:auto;cursor:pointer}.song-item .admin-overlay{position:absolute;top:6px;right:6px;display:flex;gap:6px;align-items:center;background:#080c14b3;border:1px solid rgba(64,72,92,.6);border-radius:6px;padding:4px 6px;opacity:0;transition:opacity .12s ease;z-index:3}.song-item:hover .admin-overlay{opacity:1}.song-item.uploading{pointer-events:none;opacity:.9}.song-item.selected:hover{background-color:var(--bg-lighter)}.song-item.selected{background-color:var(--bg-lighter);border-color:#3a3a3a;pointer-events:auto}.song-item button:focus,.song-item button:focus-visible{outline:none;box-shadow:none}.song-details{flex:1;min-width:0;z-index:10;display:flex;flex-direction:column}.song-title-container{margin-bottom:6px}.song-title{font-size:14px;font-weight:600;font-family:Inter,sans-serif!important;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;cursor:pointer;padding:4px 6px;border-radius:4px;transition:background-color .2s;color:#a8afbd!important;position:relative;z-index:11}.song-title:not(.inactive):hover{background-color:#ffffff0d}.song-title.inactive{cursor:default;opacity:1}.song-title.inactive:hover{background-color:transparent}.song-title-edit{width:100%;font-size:14px;font-family:Inter,sans-serif!important;background-color:var(--bg-dark);border:1px solid var(--primary);border-radius:4px;color:#c9d1d9;padding:4px 36px 4px 6px}.song-bpm{font-size:12px;color:#a8afbd;margin-bottom:8px;cursor:pointer;padding:4px 6px;border-radius:4px;transition:background-color .2s,color .2s;display:inline-flex;align-self:flex-start;max-width:100%}.song-bpm:not(.inactive):hover{background-color:#ffffff0d}.song-bpm.inactive{cursor:default;opacity:.7}.song-bpm.inactive:hover{background-color:transparent}.song-bpm-message{color:var(--primary);font-style:italic}.song-bpm-edit{width:60px;font-size:12px;background-color:var(--bg-dark);border:1px solid var(--primary);border-radius:4px;color:var(--text-light);padding:4px 6px}.beat-count{opacity:.8;margin-left:8px}.waveform-preview{height:40px;width:100%;background-color:var(--bg-dark);border-radius:4px;overflow:hidden}.empty-audio{display:flex;flex-direction:column;align-items:center;justify-content:center;height:200px;color:var(--text-muted);text-align:center;padding:20px}.error-message{background-color:#e74c3c26;color:var(--accent-danger);padding:10px 15px;border-radius:6px;margin-bottom:15px;border-left:3px solid var(--accent-danger)}.song-waveform-preview{margin-top:8px;padding:4px 0;border-radius:4px;transition:background-color .2s ease;display:flex;align-items:center;gap:4px;width:100%}.song-item.selected:hover .song-waveform-preview{background:rgba(var(--primary-rgb),.05)}.song-item.selected .song-waveform-preview{background:rgba(var(--primary-rgb),.1)}.song-waveform-preview .audio-play-btn{flex:0 0 auto}.song-waveform-preview .simple-waveform{flex:1 1 auto}.song-item.selected .audio-play-btn:hover{background:var(--bg-lighter)}.audio-play-btn{width:24px;height:24px;border-radius:50%;border:1px solid var(--bg-light);background:var(--bg-dark);color:#94a3b8;display:flex;align-items:center;justify-content:center;font-size:10px;transition:background-color .25s ease,color .25s ease,border-color .25s ease,transform .25s ease,box-shadow .25s ease,opacity .25s ease;animation:playModeFade .2s ease}.audio-play-btn.active{background:rgba(var(--primary-rgb),.15);color:#f8fafc;border-color:rgba(var(--primary-rgb),.5)}.audio-play-btn:focus-visible{outline:2px solid rgba(var(--primary-rgb),.6);outline-offset:2px}.song-title,.song-title-edit{padding-right:36px}.audio-widget .song-title,.audio-widget .song-title-edit{font-family:Inter,sans-serif!important;font-size:14px;font-weight:600;color:#a8afbd!important}.audio-widget .song-title{display:inline-flex;max-width:100%;align-self:flex-start}.media-library .audio-widget .song-title,.media-library .audio-widget .song-title-edit,.media-section .audio-widget .song-title,.media-section .audio-widget .song-title-edit{color:#a8afbd!important}.song-item.dragging{transform:translateY(-6px) scale(.995);opacity:.95;box-shadow:0 10px 30px #0000002e;transition:transform .16s cubic-bezier(.2,.8,.2,1),opacity .16s cubic-bezier(.2,.8,.2,1);will-change:transform,opacity;pointer-events:none}.upload-progress-overlay{position:absolute;inset:0;background:linear-gradient(135deg,#0f1219f2,#181b22f2);border-radius:inherit;display:flex;align-items:center;justify-content:center;padding:12px;z-index:5;backdrop-filter:blur(4px);border:1px solid rgba(148,163,184,.15)}.song-item.hover-target:not(.dragging){transform:translateY(6px);transition:transform .16s cubic-bezier(.2,.8,.2,1);will-change:transform}.song-item .admin-hover-overlay{position:absolute;bottom:4px;right:4px;background:#0f172af2;backdrop-filter:blur(4px);border:1px solid rgba(148,163,184,.2);border-radius:6px;padding:4px 6px;box-shadow:0 2px 8px #0000004d;z-index:10020;display:flex;gap:4px;align-items:center;opacity:0;pointer-events:none;transition:opacity .15s ease}.song-item:hover .admin-hover-overlay{opacity:1;pointer-events:auto}.close-button{cursor:pointer;display:flex;align-items:center;justify-content:center;border:none;background:transparent;padding:0;margin:0;outline:none;transition:transform .22s cubic-bezier(.2,.9,.3,1),color .18s ease,background-color .18s ease,opacity .12s ease;color:#666;opacity:.8;pointer-events:auto;z-index:110;transform-origin:center;will-change:transform,opacity;backface-visibility:hidden}.close-button.small{width:20px;height:20px;min-width:20px;min-height:20px}.close-button.medium{width:28px;height:28px}.close-button.large{width:36px;height:36px}.close-button.position-top-right{position:absolute;top:2px;right:2px;z-index:10020;pointer-events:auto}.close-button.position-top-left{position:absolute;top:2px;left:2px;z-index:10020;pointer-events:auto}.close-button.position-bottom-right{position:absolute;bottom:2px;right:2px;z-index:10020;pointer-events:auto}.close-button.position-bottom-left{position:absolute;bottom:2px;left:2px;z-index:10020;pointer-events:auto}.close-button.position-inline{position:relative}.close-button.variant-standard{border-radius:2px}.close-button.variant-circle{border-radius:50%;background-color:#00000014;padding:0}.close-button.variant-pill{border-radius:12px;background-color:#00000014;padding:0 8px}.close-button.variant-minimal{background:transparent}.close-button.animated:hover{transform:rotate(90deg) scale(1.02);opacity:1;color:#f36}.close-button:hover{opacity:1}.close-button:active{transform:scale(.95)}.close-button svg{width:100%;height:100%}.close-button.variant-circle:hover,.close-button.variant-pill:hover{background-color:#0000001f}.close-button.variant-circle,.close-button.variant-pill{backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);box-shadow:0 2px 8px #0000000d}.simple-waveform-wrapper{display:flex;align-items:stretch;gap:8px;width:100%;min-width:0}.waveform-primary-marker{display:flex;align-items:center;justify-content:center;padding:8px 6px;background:#0000008c;border:1px solid rgba(59,130,246,.18);border-radius:8px;min-width:48px;box-shadow:inset 0 0 0 1px #3b82f614}.waveform-marker-button{appearance:none;border:none;background:#3b82f61f;color:#bfdbfe;border-radius:50%;width:30px;height:30px;font-size:14px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center}.song-item.selected .waveform-marker-button:hover{background:#3b82f640}.waveform-marker-button:active{background:#3b82f62e}.waveform-primary-button{width:34px;height:34px;font-size:16px;background:linear-gradient(180deg,#3b82f647,#3b82f629);color:#e0f2fe;box-shadow:0 6px 16px #0e172a59}.waveform-primary-button[data-mode=stop]{background:linear-gradient(180deg,#f871713d,#f8717124);color:#fee2e2;box-shadow:0 6px 16px #7f1d1d52}.song-item.selected .waveform-primary-button:hover{background:linear-gradient(180deg,#60a5fa57,#60a5fa33)}.song-item.selected .waveform-primary-button[data-mode=stop]:hover{background:linear-gradient(180deg,#f871714d,#f871712e)}.waveform-user-button{background:#3b82f64d;color:#e0f2fe;box-shadow:0 2px 6px #0e172a4d}.song-item.selected .waveform-user-button:hover{background:#3b82f666}.waveform-user-button[data-state=pause]{background:linear-gradient(180deg,#f8717159,#f8717133);color:#fee2e2;box-shadow:0 2px 6px #7f1d1d59}.song-item.selected .waveform-user-button[data-state=pause]:hover{background:linear-gradient(180deg,#f8717166,#f8717140)}.simple-waveform{position:relative;display:flex;align-items:stretch;justify-content:flex-start;width:100%;flex:1 1 auto;min-width:0;border-radius:6px;overflow:hidden;background:#000;border:1px solid rgba(59,130,246,.12);isolation:isolate;--waveform-progress: 0%;--waveform-hover: 0%;--waveform-user-marker: 0%}.simple-waveform.interactive{touch-action:none}.song-item.selected .simple-waveform.interactive{cursor:pointer}.simple-waveform.playing{border-color:#60a5fa59;box-shadow:0 4px 18px #2563eb2e}.song-item.selected .simple-waveform.dragging{cursor:grabbing;box-shadow:0 6px 24px #3b82f640}.simple-waveform.focused{box-shadow:0 0 0 2px #3b82f68c}.simple-waveform.dim:after{content:"";position:absolute;inset:0;background:#0000008c;pointer-events:none}.waveform-render-layer{position:absolute;inset:0;pointer-events:none}.waveform-render-layer.fade-in{animation:waveform-render-fade-in .24s ease-out}@keyframes waveform-render-fade-in{0%{opacity:0}to{opacity:1}}@media(prefers-reduced-motion:reduce){.waveform-render-layer.fade-in{animation:none}}.waveform-canvas{display:block;border-radius:6px;width:100%;height:100%;flex:1 1 auto}.waveform-surface{position:relative;width:100%;height:100%;flex:1 1 auto;display:flex;align-items:stretch;justify-content:stretch}.simple-waveform.no-data{background:#000;border:1px solid #2d3748;display:flex;align-items:center;justify-content:center}.waveform-empty-state{position:absolute;inset:0;background:#05060a}.no-data-message{color:#64748b;font-size:12px;opacity:.7;font-style:italic}.simple-waveform.compact,.simple-waveform.compact .waveform-canvas{border-radius:2px}.simple-waveform.generating{background:#000;border:1px solid #2d3748;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative;overflow:hidden;gap:10px}.simple-waveform.shimmer-active:after{content:"";position:absolute;inset:0;background:#ffffff0a;pointer-events:none}.generating-shimmer{position:absolute;inset:0;background:color-mix(in srgb,var(--theme-primary, #4a9eff) 15%,transparent)}.waveform-status-badge{position:relative;color:#bfdbfe;font-size:11px;letter-spacing:.02em;text-transform:uppercase;padding:4px 8px;border-radius:999px;background:#2563eb33;border:1px solid rgba(96,165,250,.35);box-shadow:0 4px 12px #0f172a73}.simple-waveform.selected{box-shadow:0 0 0 2px var(--theme-primary, #4a9eff)}.simple-waveform.selected .waveform-canvas{filter:brightness(1.1)}.shimmer-overlay{position:absolute;inset:0;background:#ffffff0a;pointer-events:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.simple-waveform.uploading{background:#000;border:1px solid #1f2937;display:flex;align-items:center;justify-content:center;position:relative;flex-direction:column;gap:10px}.upload-bar{width:90%;height:8px;background:#111827;border-radius:999px;overflow:hidden;border:1px solid #1f2937}.upload-bar-fill{height:100%;background:linear-gradient(90deg,#60a5fa,#3b82f6);width:0%}.upload-bar-fill.indeterminate{width:30%}.waveform-progress-fill{position:absolute;top:0;bottom:0;left:0;background:#60a5fa47;width:var(--waveform-progress, 0%);pointer-events:none;z-index:1;transition:width .12s ease-out,background-color .16s ease-out}.waveform-progress-fill[data-playing=true]{background:#93c5fd6b}.waveform-progress-highlight{display:none}.waveform-hover-fill{position:absolute;top:0;bottom:0;left:0;width:var(--waveform-hover, 0%);background:#94a3b838;opacity:0;pointer-events:none;z-index:0;transition:opacity .12s ease-out}.waveform-state-overlay{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;background:#000000d9;z-index:5;text-align:center}.song-item.selected .simple-waveform[data-hovering=true] .waveform-hover-fill{opacity:1}.waveform-playhead{position:absolute;top:0;bottom:0;width:2px;background:#94a3b88c;transform:translate(-50%);pointer-events:none;z-index:3}.simple-waveform[data-playing=true] .waveform-playhead{background:#bfdbfed9}.waveform-playhead-glow{position:absolute;top:0;bottom:0;width:12px;transform:translate(-50%);pointer-events:none;background:radial-gradient(circle,#93c5fd4d,#3b82f600 70%);opacity:0;z-index:2;transition:opacity .14s ease-out}.waveform-playhead-glow.active{opacity:.75}.waveform-hover-line{position:absolute;top:0;bottom:0;width:1px;background:#e2e8f0d9;transform:translate(-50%);pointer-events:none;opacity:0;z-index:4}.song-item.selected .simple-waveform[data-hovering=true] .waveform-hover-line{opacity:1}.simple-waveform .waveform-user-marker{z-index:6}.simple-waveform .waveform-user-marker .waveform-marker-button{position:absolute;top:50%;left:100%;transform:translate(4px,-60%);pointer-events:auto;width:22px;height:22px;font-size:11px;padding:0}.audio-play-btn{background:#3b82f647;color:#e2e8f0;width:32px;height:32px;border-radius:999px;border:1px solid rgba(59,130,246,.45);box-shadow:0 4px 12px #0f172a66;font-size:16px;font-weight:600;line-height:1;transition:background-color .25s ease,color .25s ease,border-color .25s ease,transform .25s ease,box-shadow .25s ease,opacity .25s ease;animation:playModeFade .2s ease}.song-item.selected .audio-play-btn:hover{background:#60a5fa61;border-color:#93c5fd99}.audio-play-btn[data-state=pause]{background:#fbbf2447;border-color:#fbbf2466;color:#fef3c7;animation:playModeFade .2s ease}.song-item.selected .audio-play-btn[data-state=pause]:hover{background:#fbbf2457;border-color:#fde0478c}@keyframes playModeFade{0%{opacity:.6;transform:scale(.92)}to{opacity:1;transform:scale(1)}}.waveform-axis{position:absolute;left:8px;right:8px;bottom:6px;height:14px;pointer-events:none}.waveform-axis-line{position:absolute;left:0;right:0;bottom:0;height:1px;background:linear-gradient(90deg,#94a3b859,#94a3b800)}.waveform-ticks{position:absolute;inset:0}.waveform-tick{position:absolute;bottom:-2px;transform:translate(-50%);display:flex;flex-direction:column;align-items:center;gap:2px;font-size:9px;color:#e2e8f0bf}.waveform-tick:before{content:"";display:block;width:1px;height:5px;background:#94a3b880}.waveform-tick span{transform:translateY(6px)}.simple-waveform-wrapper.compact{gap:6px}.simple-waveform-wrapper.compact .waveform-primary-marker{padding:4px 3px;min-width:38px}.control-btn{color:var(--text-primary)!important}.video-widget{background-color:transparent;border-radius:0;padding:0;height:100%;display:flex;flex-direction:column;overflow:hidden;width:100%}.videos-list{flex:1;overflow-y:auto;width:100%;direction:rtl;padding:0 0 80px}.videos-list::-webkit-scrollbar{width:12px}.videos-list::-webkit-scrollbar-track{background:var(--bg-dark);border-radius:6px}.videos-list::-webkit-scrollbar-thumb{background:var(--bg-light);border-radius:6px;border:2px solid var(--bg-dark)}.videos-list::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.video-grid{display:flex;flex-direction:column;gap:8px;padding:0;width:100%;direction:ltr}.video-item{position:relative;background-color:#1a1a1a;border:1px solid #2a2a2a;border-radius:10px;padding:8px;display:flex;flex-direction:column;transition:background-color .3s,border-color .3s,transform .2s;min-height:160px;content-visibility:auto;contain-intrinsic-size:0 180px}.video-item.uploading{pointer-events:none;opacity:.9}.video-item:hover{background-color:#1a1a1a}.video-item.selected{background-color:#1a1a1a;border-color:#2a2a2a}.video-item button:focus,.video-item button:focus-visible{outline:none;box-shadow:none}.video-title-container{margin-bottom:6px}.video-item .song-title{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;cursor:pointer;padding:4px 6px;border-radius:4px;transition:background-color .2s;color:#a8afbd!important;flex:1;min-width:0;position:relative;z-index:11;pointer-events:auto}.video-item .song-title:hover{background-color:#ffffff0f}.song-title-message{color:var(--primary);font-style:italic}.song-title.inactive{opacity:1!important}.song-title-edit{width:100%;font-size:14px;background-color:var(--bg-dark);border:1px solid var(--primary);border-radius:4px;color:var(--text-light);padding:4px 36px 4px 6px}.empty-videos{display:flex;flex-direction:column;align-items:center;justify-content:center;height:200px;color:var(--text-muted);text-align:center;padding:20px}.error-message{background-color:#e74c3c26;color:var(--accent-danger);padding:10px 15px;border-radius:6px;margin-bottom:15px;font-size:14px;border-left:3px solid var(--accent-danger)}@media(max-width:600px){.song-title{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}}.video-item.dragging{transform:translateY(-8px) scale(.995);opacity:.92;box-shadow:0 10px 30px #00000038;transition:transform .16s cubic-bezier(.2,.8,.2,1),opacity .16s cubic-bezier(.2,.8,.2,1);will-change:transform,opacity;pointer-events:none}.video-item.hover-target:not(.dragging){transform:translateY(8px);transition:transform .16s cubic-bezier(.2,.8,.2,1);will-change:transform}.video-item{transition:transform .16s cubic-bezier(.2,.8,.2,1),opacity .16s cubic-bezier(.2,.8,.2,1),background-color .2s}.video-item .upload-progress-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;padding:12px;background:linear-gradient(135deg,#0f1219f2,#1c2028f2);backdrop-filter:blur(4px);border-radius:inherit;border:1px solid rgba(148,163,184,.15);z-index:6}.video-item .admin-hover-overlay{position:absolute;bottom:4px;right:4px;background:#0f172af2;backdrop-filter:blur(4px);border:1px solid rgba(148,163,184,.2);border-radius:6px;padding:4px 6px;box-shadow:0 2px 8px #0000004d;z-index:10020;display:flex;gap:4px;align-items:center;opacity:0;pointer-events:none;transition:opacity .15s ease}.video-item:hover .admin-hover-overlay{opacity:1;pointer-events:auto}.admin-hover-overlay .admin-stats{display:flex;gap:4px;font-size:8px;color:#94a3b8;font-family:monospace}.admin-hover-overlay .admin-stats span{background:#33415580;padding:1px 3px;border-radius:2px}.admin-hover-overlay .admin-badge{font-size:8px;font-weight:600;padding:2px 4px;border-radius:3px;border:1px solid}.admin-hover-overlay .admin-badge.mezzanine-ready{background:#22c55e26;color:#4ade80;border-color:#22c55e4d}.admin-hover-overlay .admin-badge.mezzanine-pending{background:#fbbf2426;color:#fbbf24;border-color:#fbbf244d}.admin-hover-overlay .admin-badge.published{background:#22c55e26;color:#4ade80;border-color:#22c55e4d}.admin-hover-overlay .admin-badge.unpublished{background:#64748b33;color:#94a3b8;border-color:#64748b4d}.admin-hover-overlay .admin-action-btn{font-size:9px;font-weight:600;padding:3px 6px;border-radius:3px;border:1px solid;cursor:pointer;transition:opacity .1s ease}.admin-hover-overlay .admin-action-btn:disabled{opacity:.5;cursor:not-allowed}.admin-hover-overlay .admin-action-btn.publish{background:#3b82f626;color:#60a5fa;border-color:#3b82f64d}.admin-hover-overlay .admin-action-btn.publish:hover:not(:disabled){background:#3b82f640}.admin-hover-overlay .admin-action-btn.unpublish{background:#ef444426;color:#f87171;border-color:#ef44444d}.admin-hover-overlay .admin-action-btn.unpublish:hover:not(:disabled){background:#ef444440}.beat-handles{position:absolute;bottom:0;left:0;right:0;display:flex;flex-direction:row;justify-content:stretch;align-items:center;gap:3px;margin:0;padding:3px;width:100%;background:#000000e6;z-index:10010;min-height:52px;pointer-events:auto;opacity:1;transition:opacity .2s ease;border-top:1px solid rgba(255,255,255,.1);position:relative}.drag-indicator{position:fixed;pointer-events:none;z-index:12000;display:flex;flex-direction:column;align-items:center;gap:16px;transform:translate(-50%,-100%);opacity:0;transition:opacity .2s cubic-bezier(.4,0,.2,1),transform .2s cubic-bezier(.4,0,.2,1);cursor:grabbing!important;animation:dragFloat 3s ease-in-out infinite;will-change:transform,opacity}.drag-indicator.visible{opacity:1}.dimming-active .drag-indicator{opacity:1!important;filter:none!important}@keyframes dragFloat{0%,to{transform:translate(-50%,-100%) translateY(0) rotate(0)}50%{transform:translate(-50%,-100%) translateY(-6px) rotate(.5deg)}}body.dragging,body.dragging *{cursor:grabbing!important}.demo-media-drag .beat-handle{animation:beatHandlePulse 1.3s ease-in-out infinite;animation-play-state:running;will-change:transform,box-shadow}.demo-media-drag .beat-handle.inactive{animation:none}@keyframes beatHandlePulse{0%,to{transform:translateY(0) scale(1);box-shadow:inset 0 0 0 1000px #00000070,0 0 #fff0}50%{transform:translateY(-2px) scale(1.04);box-shadow:inset 0 0 0 1000px #00000052,0 0 0 7px #66fcf129,0 8px 18px #00000073}}.drag-indicator-thumbnail{width:var(--drag-indicator-width, 120px);height:var(--drag-indicator-height, 80px);border-radius:8px;overflow:hidden;background:#0f172af2;position:relative;transform:scale(1.05);box-shadow:0 20px 50px #00000080,0 10px 20px #0000004d,inset 0 0 0 1px #ffffff26;transition:transform .3s cubic-bezier(.34,1.56,.64,1)}.drag-indicator-thumbnail:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.1) 0%,transparent 40%,rgba(0,0,0,.2) 100%);pointer-events:none;z-index:2}.drag-indicator-thumbnail video{width:100%;height:100%;object-fit:cover}.drag-indicator-text{background:#0f172af2;color:#f8fafc;padding:8px 20px;border-radius:100px;font-size:13px;font-weight:600;letter-spacing:.01em;white-space:nowrap;border:1px solid rgba(255,255,255,.12);box-shadow:0 10px 25px -5px #0006,0 8px 10px -6px #0006;display:flex;align-items:center;gap:8px}.drag-indicator-text:before{content:"";width:6px;height:6px;background:#22c55e;border-radius:50%;box-shadow:0 0 10px #22c55e}@media(max-width:340px){.beat-handles{display:none!important}}.beat-handle{display:flex;justify-content:center;align-items:center;flex:1;height:46px;border-radius:6px;background:var(--primary-dark);box-shadow:inset 0 0 0 1000px #0000007a;position:relative;color:var(--text-light);font-size:15px;font-weight:700;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;cursor:grab;user-select:none;transition:background-color .15s ease,transform .15s ease;border:1px solid transparent;margin:0;flex-shrink:0;z-index:2;overflow:hidden;background:linear-gradient(135deg,#3a3a3a,#2a2a2a) padding-box,var(--waveform-gradient, linear-gradient(90deg, #4facfe 0%, #00f2fe 50%, #4facfe 100%)) border-box}.beat-handle:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.1) 0%,transparent 50%);opacity:0;transition:opacity .15s ease;border-radius:6px}body.dimming-source-demo-step .beat-handle-add{display:none!important;opacity:0!important;pointer-events:none!important}.beat-handle .beat-handle-add{position:absolute;top:0;right:0;padding:0;width:20px;height:20px;line-height:20px;border-radius:0 6px 0 4px;border:none;border-left:1px solid rgba(0,0,0,.2);border-bottom:1px solid rgba(0,0,0,.2);background:#ffffff14;color:#eee;font-size:14px;cursor:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 16 16"><line x1="8" y1="2" x2="8" y2="14" stroke="white" stroke-width="1.5" stroke-linecap="round"/><line x1="2" y1="8" x2="14" y2="8" stroke="white" stroke-width="1.5" stroke-linecap="round"/></svg>') 8 8,auto;z-index:3;display:flex;align-items:center;justify-content:center}.beat-handle .beat-handle-add:hover{background:#ffffff29;color:transparent}.beat-handle:hover{background:linear-gradient(135deg,#4a4a4a,#3a3a3a) padding-box,var(--waveform-gradient, linear-gradient(90deg, #4facfe 0%, #00f2fe 50%, #4facfe 100%)) border-box;color:var(--text-light);transform:none}.beat-handle:hover:before{opacity:1}.beat-handle:active{cursor:grabbing;background:linear-gradient(135deg,#3a3a3a,#2a2a2a) padding-box,var(--waveform-gradient, linear-gradient(90deg, #4facfe 0%, #00f2fe 50%, #4facfe 100%)) border-box;color:var(--text-light);transform:none}.beat-handle.inactive{background:var(--bg-light);color:var(--text-muted);cursor:not-allowed;pointer-events:none;border-color:#64748b4d}.beat-handle.inactive:before{opacity:0}.beat-handle.inactive:hover{background:var(--bg-light);color:var(--text-muted)}.video-preview{height:120px;width:100%;background-color:#000;display:block;overflow:hidden;position:relative;border-radius:4px;margin-bottom:8px;cursor:crosshair}.video-preview.progress-active .video-thumbnail-static{filter:saturate(.6) brightness(.85)}.video-preview.progress-active .thumbnail-floating-controls{opacity:0;pointer-events:none}.video-preview.uploading:after{content:"";position:absolute;inset:0;background:transparent;z-index:1;pointer-events:none}.video-thumbnail{width:100%;height:100%;object-fit:cover;border-radius:4px;cursor:crosshair;transition:transform .2s ease;display:block;background-color:#000}.video-thumbnail.direct-video{pointer-events:none}.video-thumbnail.loading{display:flex;align-items:center;justify-content:center;background-color:#0a0a0a;min-height:120px}.thumbnail-spinner{width:28px;height:28px;border-radius:50%;border:2px solid rgba(255,255,255,.15);border-top-color:#43bccd;animation:spin .7s linear infinite}.video-thumbnail-retry{background:none;border:1px solid #888;color:#ccc;border-radius:3px;padding:2px 8px;font-size:11px;cursor:pointer;transition:border-color .15s ease,color .15s ease}.video-thumbnail-retry:hover{border-color:#fff;color:#fff}.video-thumbnail .upload-bar{width:80%;height:8px;background:#111827;border-radius:999px;overflow:hidden;border:1px solid #1f2937}.video-thumbnail .upload-bar-fill{height:100%;background:linear-gradient(90deg,#60a5fa,#3b82f6);width:30%;animation:indet 1.1s infinite ease-in-out}@keyframes indet{0%{transform:translate(-50%)}50%{transform:translate(100%)}to{transform:translate(-50%)}}.video-preview .thumbnail-marker{z-index:10}.video-preview .marker-head{cursor:grab;opacity:.9}.video-preview .marker-head:active{cursor:grabbing}.video-preview:hover .marker-head{opacity:1}.video-preview .marker-time-label{opacity:1;bottom:-20px}.video-preview .marker-play-btn,.video-preview .marker-close-btn{width:22px;height:22px;font-size:11px}.video-preview .marker-btn.play.playing{background:#22c55ee6;border-color:#15803dcc;color:#052e16;box-shadow:none}.video-preview .marker-btn.play:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}.thumbnail-floating-controls{position:absolute;top:6px;right:6px;display:flex;gap:6px;pointer-events:auto;z-index:12}.thumbnail-play-progress{position:absolute;left:0;right:0;bottom:0;height:6px;background:#ffffff14;border-top:1px solid rgba(255,255,255,.25);overflow:hidden;pointer-events:none;z-index:9}.thumbnail-play-progress-fill{height:100%;background:linear-gradient(90deg,#ff4d4f,#ff6f61 40%,#ff8a80);box-shadow:none;transition:width 90ms linear}.ingest-overlay-info{position:absolute;top:50%;left:50%;transform:translate(-50%,calc(-50% + 22px));display:flex;align-items:center;gap:8px;z-index:16;color:#e5e7eb;text-shadow:0 1px 2px rgba(0,0,0,.6);font-weight:700;pointer-events:none}.ingest-overlay-info .pct{font-size:14px}.ingest-overlay-info .stage{font-size:11px;opacity:.9;text-transform:lowercase}.thumbnail-helper-text{position:absolute;bottom:24px;left:0;right:0;text-align:center;color:#ffffff8c;font-size:10px;font-weight:500;letter-spacing:.02em;pointer-events:none;z-index:11;text-shadow:0 1px 3px rgba(0,0,0,.6);opacity:0;transition:opacity .2s ease}.video-preview:hover .thumbnail-helper-text{opacity:1}.transient-marker-anim{animation:markerFadeOut 1.5s ease-out forwards}@keyframes markerFadeOut{0%{opacity:1;transform:scale(1.1)}20%{opacity:1;transform:scale(1)}70%{opacity:1}to{opacity:0}}.ingest-progress{position:absolute;left:0;right:0;top:0;height:4px;z-index:14;pointer-events:none}.ingest-progress.overlay-center{z-index:15;pointer-events:none}.ingest-progress-track{position:absolute;inset:0;background:#ffffff14}.ingest-progress-bar{position:absolute;left:0;top:0;bottom:0;background:#60a5fa;border-radius:999px;box-shadow:0 1px 2px #0003}.ingest-progress.phase-queue .ingest-progress-bar{background:#93c5fd}.ingest-progress.phase-process .ingest-progress-bar{background:#f59e0b}.ingest-progress.phase-fail .ingest-progress-bar{background:#f87171}.arrangement-overflow-dialog-overlay{position:fixed;inset:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000;backdrop-filter:blur(4px)}.arrangement-overflow-dialog{background:#1a1a1a;border-radius:12px;border:1px solid #333;max-width:600px;width:90%;max-height:80vh;overflow-y:auto;box-shadow:0 20px 40px #00000080;color:#fff}.dialog-header{display:flex;justify-content:space-between;align-items:center;padding:20px 24px 16px;border-bottom:1px solid #333}.dialog-header h3{margin:0;font-size:18px;font-weight:600;color:#fff}.close-button{background:none;border:none;color:#888;font-size:24px;cursor:pointer;padding:0;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:6px;transition:background-color .2s ease,color .2s ease}.close-button:hover{background:#333;color:#fff}.dialog-content{padding:24px}.overflow-summary{margin-bottom:24px}.overflow-warning,.extend-opportunity,.no-changes{display:flex;gap:12px;padding:16px;border-radius:8px;margin-bottom:16px}.overflow-warning{background:#ef44441a;border:1px solid rgba(239,68,68,.3)}.extend-opportunity{background:#3b82f61a;border:1px solid rgba(59,130,246,.3)}.no-changes{background:#22c55e1a;border:1px solid rgba(34,197,94,.3)}.warning-icon,.info-icon,.success-icon{font-size:20px;flex-shrink:0;margin-top:2px}.warning-text p,.info-text p,.success-text p{margin:0 0 8px;line-height:1.5}.warning-text p:last-child,.info-text p:last-child,.success-text p:last-child{margin-bottom:0}.adjustment-options{margin-bottom:20px}.adjustment-options h4{margin:0 0 16px;font-size:16px;font-weight:600;color:#fff}.adjustment-option{border:2px solid #333;border-radius:8px;padding:16px;margin-bottom:12px;cursor:pointer;transition:border-color .2s ease,background-color .2s ease;background:#222}.adjustment-option:hover{border-color:#444;background:#252525}.adjustment-option.selected{border-color:#3b82f6;background:#3b82f61a}.option-header{display:flex;align-items:flex-start;gap:12px;margin-bottom:12px}.option-header input[type=radio]{margin-top:2px;flex-shrink:0}.option-title{font-weight:600;color:#fff;display:block;margin-bottom:4px}.option-subtitle{color:#888;font-size:14px;display:block}.option-preview{margin-left:24px}.changes-summary{background:#1a1a1a;border:1px solid #333;border-radius:6px;padding:12px;font-size:14px;line-height:1.4;white-space:pre-line;color:#ccc}.detailed-changes{margin-top:12px;padding-top:12px;border-top:1px solid #333}.detailed-changes h5{margin:0 0 8px;font-size:14px;font-weight:600;color:#fff}.detailed-changes ul{margin:0;padding-left:16px;list-style:none}.detailed-changes li{margin-bottom:4px;font-size:13px;line-height:1.4;position:relative}.detailed-changes li:before{content:"•";position:absolute;left:-12px;color:#666}.change-section-removed,.change-clip-removed{color:#ef4444}.change-section-beats-reduced,.change-clip-beats-reduced{color:#f59e0b}.change-section-added,.change-section-extended{color:#22c55e}.preview-section{margin-top:16px;padding-top:16px;border-top:1px solid #333}.toggle-details{background:none;border:1px solid #444;color:#888;padding:8px 16px;border-radius:6px;cursor:pointer;font-size:14px;transition:border-color .2s ease,color .2s ease}.toggle-details:hover{border-color:#666;color:#fff}.dialog-actions{display:flex;justify-content:flex-end;gap:12px;padding:16px 24px 24px;border-top:1px solid #333}.cancel-button,.apply-button{padding:10px 20px;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;transition:background-color .2s ease;border:none}.cancel-button{background:#333;color:#fff}.cancel-button:hover{background:#444}.apply-button{background:#3b82f6;color:#fff}.apply-button:hover:not(:disabled){background:#2563eb}.apply-button:disabled{background:#374151;color:#6b7280;cursor:not-allowed}@media(max-width:640px){.arrangement-overflow-dialog{width:95%;margin:20px}.dialog-header,.dialog-content,.dialog-actions{padding-left:16px;padding-right:16px}.option-header{flex-direction:column;gap:8px}.option-preview{margin-left:0}}:root{--section-outline-hover-width: 5px;--section-outline-transition: .12s ease-out}.arrangement-container{flex:1;display:flex;position:relative;height:100%;overflow:visible;min-width:320px;box-sizing:border-box}.timeline-section{flex:0 0 auto;display:flex;flex-direction:column;background-color:#000;padding:0;overflow:hidden;position:relative;overflow-y:auto;z-index:10;box-sizing:border-box}.resize-divider{width:8px;height:100%;cursor:col-resize!important;flex:0 0 8px;z-index:20;background:#2a2a2a;position:relative;transition:box-shadow .2s ease;box-sizing:border-box;display:flex;align-items:center;justify-content:center;user-select:none;flex-shrink:0;pointer-events:all}.resize-divider:hover{background:#3a3a3a}.timeline-and-preview-container{flex:1;display:flex;flex-direction:column;height:100%;overflow:visible;position:relative;z-index:100;box-sizing:border-box}.timeline-header{flex:0 0 80px;height:80px;min-height:80px;position:relative;z-index:1000;background-color:#000;border-bottom:1px solid #333}.waveform-section{flex:0 0 auto;background-color:#1a1a1a;position:relative;overflow:hidden;z-index:15}.waveform-resize-bar{flex:0 0 8px;height:8px;cursor:ns-resize!important;z-index:20;background:#2a2a2a;position:relative;transition:box-shadow .2s ease;box-sizing:border-box;display:flex;align-items:center;justify-content:center;user-select:none;flex-shrink:0;pointer-events:all}.waveform-resize-bar:hover{background:#3a3a3a}.timeline-and-preview-container .timeline-section{flex:0 0 auto;min-height:150px;overflow:hidden;position:relative}.shared-resize-bar{flex:0 0 8px;height:8px;cursor:ns-resize!important;z-index:20;background:#2a2a2a;position:relative;transition:box-shadow .2s ease,background-color .2s ease;box-sizing:border-box;display:flex;align-items:center;justify-content:center;user-select:none;flex-shrink:0;pointer-events:all}.shared-resize-bar:hover{background:#3a3a3a}.shared-resize-bar.dragging,.shared-resize-bar.stretching,.waveform-resize-bar.dragging,.waveform-resize-bar.stretching,.resize-divider.dragging,.resize-divider.stretching{background:#3a3a3a!important;box-shadow:none;z-index:1000;transition:background-color .2s ease}.shared-resize-bar.stretching:before,.waveform-resize-bar.stretching:before,.resize-divider.stretching:before{background-color:#fff;box-shadow:0 4px #fff,0 -4px #fff}.resize-divider.stretching:before{box-shadow:4px 0 #fff,-4px 0 #fff}.playbar-section{flex:1;min-height:60px;display:flex;background-color:#000;border-top:1px solid #333;margin:0;padding:0;box-sizing:border-box;position:relative;overflow:visible!important;z-index:2147483647;contain:none!important}.arrangement-export-toast{position:absolute;top:18px;right:24px;display:flex;align-items:center;gap:12px;padding:10px 16px;border-radius:12px;background:#102b21eb;color:#d1fae5;font-size:12px;box-shadow:0 8px 24px #0d948840;border:1px solid rgba(45,212,191,.4);z-index:1200;animation:fadeInUp .25s ease}.arrangement-export-toast.error{background:#311016eb;color:#fecdd3;border-color:#f8717166;box-shadow:0 8px 24px #f8717140}.export-toast-close{background:transparent;border:none;color:inherit;font-size:16px;cursor:pointer;padding:2px 4px;line-height:1;transition:transform .2s ease,opacity .2s ease}.export-toast-close:hover{opacity:.8;transform:scale(1.1)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.timeline-and-preview-container.is-overflowing{overflow-y:auto}.timeline-and-preview-container.is-overflowing .timeline-header{position:sticky;top:0}.preview-content-wrapper{width:100%;height:100%;position:relative}.waveform-view{width:100%;height:100%;opacity:1;transition:opacity .2s ease}.unified-resize-bar{background:#2a2a2a;position:relative;transition:box-shadow .2s ease;box-sizing:border-box;display:flex;align-items:center;justify-content:center}.unified-resize-bar:hover{background:#3a3a3a}.resize-divider:before,.waveform-resize-bar:before,.shared-resize-bar:before{content:"";position:absolute;background-color:#666;border-radius:2px}.resize-divider:before{width:3px;height:60px;box-shadow:4px 0 #666,-4px 0 #666}.waveform-resize-bar:before,.shared-resize-bar:before{width:60px;height:3px;box-shadow:0 4px #666,0 -4px #666}body.make-unique-hovering .waveform-resize-bar,body.make-unique-hovering .shared-resize-bar{animation:resizeBarGlow 1.2s ease-in-out infinite}body.make-unique-hovering .waveform-resize-bar:before,body.make-unique-hovering .shared-resize-bar:before{animation:resizeBarGripGlow 1.2s ease-in-out infinite}@keyframes resizeBarGlow{0%,to{box-shadow:0 0 0 0 transparent,inset 0 0 4px #a78bfa1a}50%{box-shadow:0 0 12px 2px #a78bfa4d,inset 0 0 8px #a78bfa26}}@keyframes resizeBarGripGlow{0%,to{background-color:#666;box-shadow:0 4px #666,0 -4px #666}50%{background-color:#a78bfab3;box-shadow:0 4px #a78bfab3,0 -4px #a78bfab3,0 0 8px #a78bfa66}}.resizing{user-select:none;pointer-events:auto}.error-message{color:#ff6b6b;padding:20px;text-align:center;background-color:#ff6b6b1a;border:1px solid rgba(255,107,107,.3);border-radius:4px;margin:10px}.loading{color:#4a90e2;padding:20px;text-align:center;font-size:16px;display:flex;align-items:center;justify-content:center;height:100%}.loading:after{content:"...";animation:dots 1.5s infinite}@keyframes dots{0%,20%{opacity:0}50%{opacity:1}to{opacity:0}}.timeline-section,.waveform-section,.playbar-section{contain:none}.timeline-section.resizing,.waveform-section.resizing,.playbar-section.resizing{transition:none!important;contain:none!important;will-change:height}.timeline-section:not(.resizing),.waveform-section:not(.resizing),.playbar-section:not(.resizing){will-change:auto}.arrangement-container *{box-sizing:border-box}@media(max-width:768px){.arrangement-container{min-height:100%}.timeline-section,.waveform-section{min-height:120px}.playbar-section{min-height:60px}.resize-divider,.shared-resize-bar,.waveform-resize-bar{flex:0 0 8px!important;height:8px}}@media(max-width:320px){.resize-divider,.shared-resize-bar,.waveform-resize-bar{flex:0 0 4px!important;height:4px}}.playbar-section.hover-mode{background-color:#252525;border-color:#4a90e280;box-shadow:0 -2px 10px #4a90e233;transition:background-color .3s ease,border-color .3s ease,box-shadow .3s ease}.playbar-clip-info{position:absolute;top:-40px;left:50%;transform:translate(-50%);background:#080a12f2;color:#fff;padding:8px 12px;border-radius:6px;font-size:12px;display:flex;gap:12px;align-items:center;border:1px solid rgba(74,144,226,.3);box-shadow:0 2px 10px #00000080;z-index:1000;pointer-events:none;animation:clip-info-fade-in .2s ease-out}@keyframes clip-info-fade-in{0%{opacity:0;transform:translate(-50%) translateY(-10px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.playbar-clip-info .clip-name{font-weight:600;color:#4a90e2}.playbar-clip-info .clip-start{color:#ff6b6b;font-weight:500}.playbar-clip-info .clip-beats{color:#4ade80;font-weight:500}.playbar-clip-info:after{content:"";position:absolute;top:100%;left:50%;transform:translate(-50%);border:6px solid transparent;border-top-color:#000000e6}.waveform-resize-bar,.shared-resize-bar{height:4px;background-color:#333;cursor:ns-resize;transition:background-color .2s ease;flex-shrink:0;z-index:50}._layer_1f4dc_3{position:absolute;inset:0;z-index:10;transform:translateZ(0);backface-visibility:hidden}._overlayContainer_1f4dc_12{position:absolute;inset:0;transform:translateZ(0);backface-visibility:hidden}._overlayContainer_1f4dc_12._visible_1f4dc_20{display:block;pointer-events:auto;opacity:1;transition:opacity .2s ease-in-out}._overlayContainer_1f4dc_12._hidden_1f4dc_28{display:none;pointer-events:none;opacity:0}._overlayContainer_1f4dc_12._visible_1f4dc_20,._overlayContainer_1f4dc_12._hidden_1f4dc_28{contain:layout style}._overlay_12fre_3{position:absolute;inset:0;pointer-events:none;transform:translateZ(0);backface-visibility:hidden}._overlay_12fre_3._visible_12fre_11{opacity:1;transition:opacity .2s ease-in-out}._overlay_12fre_3._hidden_12fre_16{opacity:0;pointer-events:none}._statusBadges_12fre_22{position:absolute;bottom:12px;left:12px;display:flex;gap:6px;align-items:center;transform:translateZ(0)}._ownerBadge_12fre_33,._statusBadge_12fre_22{background:#0f172a99;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.1);color:#ffffffe6;border-radius:9999px;padding:4px 10px;font-size:11px;font-weight:500;letter-spacing:.02em;box-shadow:0 2px 4px #0000001a;opacity:0;transform:translateY(4px) scale(.95);animation:_popIn_12fre_1 .2s cubic-bezier(.2,.8,.2,1) forwards}._ownerBadge_12fre_33{background:#22c55e4d;border-color:#22c55e4d;color:#f0fdf4;padding:6px;display:grid;place-items:center;line-height:0}._statusBadge_12fre_22{animation-delay:.05s}@keyframes _popIn_12fre_1{to{opacity:1;transform:translateY(0) scale(1)}}._overlay_ze29m_3{position:absolute;inset:0;pointer-events:auto;transform:translateZ(0);backface-visibility:hidden;background:transparent;transition:opacity .3s ease}._overlay_ze29m_3._visible_ze29m_14{opacity:1}._overlay_ze29m_3._hidden_ze29m_18{opacity:0;pointer-events:none}._topLeftControls_ze29m_24{position:absolute;top:60px;bottom:auto;left:16px;display:flex;gap:16px;z-index:120}._keyboardHints_ze29m_36{position:absolute;top:84px;left:50%;transform:translate(-50%);display:flex;gap:20px;padding:8px 20px;background:#0f172a73;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-radius:20px;border:1px solid rgba(255,255,255,.15);box-shadow:0 4px 20px #0003;color:#ffffffe6;font-size:12px;font-weight:500;letter-spacing:.4px;z-index:100;pointer-events:none;transition:opacity .5s ease-out}._keyboardHints_ze29m_36 kbd{display:inline-block;background:#ffffff26;padding:2px 8px;border-radius:4px;border:1px solid rgba(255,255,255,.2);font-family:SF Mono,Monaco,Consolas,monospace;font-size:11px;font-weight:600;margin-right:6px;color:#fff}._hintsVisible_ze29m_72{opacity:1}._hintsHidden_ze29m_76{opacity:0}._topRightControls_ze29m_81{position:absolute;top:60px;bottom:auto;right:16px;display:flex;gap:12px;z-index:120;align-items:center}._bigButton_ze29m_93{pointer-events:auto;border:1px solid rgba(255,255,255,.1);background:#0f172a99;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);width:44px;height:44px;border-radius:12px;display:grid;place-items:center;padding:0;color:#ffffffd9;cursor:pointer;transform:translateZ(0);transition:all .3s cubic-bezier(.34,1.56,.64,1);box-shadow:0 4px 20px #0003}._bigButton_ze29m_93:hover{transform:scale(1.08) translateZ(0);background:#1e293bcc;border-color:#ffffff40;color:#fff;box-shadow:0 8px 24px #0000004d}._bigButton_ze29m_93:active{transform:scale(.92) translateZ(0)}._closeButton_ze29m_129{background:#dc262626;border-color:#dc262640;color:#fca5a5}._closeButton_ze29m_129:hover{background:#dc2626cc;border-color:#dc262680;color:#fff}._saveButton_ze29m_141{background:#16a34a26;border-color:#16a34a40;color:#86efac;width:52px;height:52px;border-radius:14px}._saveButton_ze29m_141:hover{background:#16a34acc;border-color:#16a34a80;color:#fff}._randomButton_ze29m_156{background:#eab30826;border-color:#eab30840;color:#fde047}._randomButton_ze29m_156:hover{background:#eab308cc;border-color:#eab30880;color:#fff}._centerPlayContainer_ze29m_169,._centerPlayButton_ze29m_173{display:none}._bottomContent_ze29m_178{position:absolute;left:0;right:0;bottom:0;pointer-events:auto;z-index:20;background:transparent;padding:0 12px 12px}._bottomContent_ze29m_178._scrubbing_ze29m_191{opacity:.7}@keyframes _fadeInUp_ze29m_1{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}._escHint_ze29m_209{position:absolute;bottom:60px;left:50%;transform:translate(-50%);background:#0f172acc;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);padding:8px 16px;border-radius:8px;border:1px solid rgba(255,255,255,.1);color:#ffffffe6;font-size:13px;font-weight:500;z-index:100;pointer-events:none;animation:_fadeInUp_ze29m_1 .2s ease-out}._escHint_ze29m_209 kbd{display:inline-block;background:#ffffff26;padding:2px 8px;border-radius:4px;border:1px solid rgba(255,255,255,.2);font-family:SF Mono,Monaco,Consolas,monospace;font-size:12px;margin-right:6px}._controls_1surs_4{background:transparent;border:none;padding:0;width:100%;display:flex;align-items:center;gap:12px}._header_1surs_15,._videoName_1surs_19,._currentTime_1surs_20{display:none}._playPauseButton_1surs_25{position:absolute;bottom:100%;left:50%;transform:translate(-50%);margin-bottom:52px;width:36px;height:36px;border-radius:50%;border:none;outline:none;background:#ffffff26;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:transform .2s cubic-bezier(.175,.885,.32,1.275),background .2s ease;pointer-events:auto;overflow:hidden}._playPauseButton_1surs_25:focus{outline:none}._playIcon_1surs_54,._pauseIcon_1surs_55{position:absolute;display:flex;align-items:center;justify-content:center;transition:transform .25s cubic-bezier(.175,.885,.32,1.275),opacity .2s ease}._playIcon_1surs_54 svg,._pauseIcon_1surs_55 svg{width:16px;height:16px;fill:#fff;flex-shrink:0}._playIcon_1surs_54{opacity:1;transform:scale(1)}._pauseIcon_1surs_55,._playPauseButton_1surs_25._playing_1surs_83 ._playIcon_1surs_54{opacity:0;transform:scale(.5)}._playPauseButton_1surs_25._playing_1surs_83 ._pauseIcon_1surs_55{opacity:1;transform:scale(1)}._playPauseButton_1surs_25:hover{background:#ffffff40;transform:translate(-50%) scale(1.1)}._playPauseButton_1surs_25:active{transform:translate(-50%) scale(.95)}._timelineBar_1surs_104{position:relative;width:100%;height:64px;display:flex;align-items:center;cursor:grab}._timelineBar_1surs_104:active{cursor:grabbing}._trackBackground_1surs_118{position:absolute;left:0;right:0;height:8px;background:#ffffff40;border-radius:4px;overflow:visible}._clipArea_1surs_129{position:absolute;top:-8px;height:calc(100% + 16px);background:#3c3c3cb3;border:2px solid rgba(255,255,255,.7);border-radius:0;pointer-events:none;z-index:0;overflow:hidden;will-change:left,width;transform:translateZ(0);backface-visibility:hidden}._clipProgress_1surs_146{position:absolute;left:0;top:0;height:100%;background:#fff;will-change:width}[data-playing=true] ._clipArea_1surs_129,[data-dragging=true] ._clipArea_1surs_129{transition:none}._inactiveZone_1surs_162{position:absolute;top:0;height:100%;background:#0000004d;border-radius:0 2px 2px 0;pointer-events:none;z-index:0}._inactiveZoneLabel_1surs_173{position:absolute;bottom:-18px;right:4px;font-family:JetBrains Mono,ui-monospace,monospace;font-feature-settings:"tnum";font-size:9px;font-weight:500;color:#fff6;white-space:nowrap;pointer-events:none}._markerGroup_1surs_187{position:absolute;left:50%;top:0;height:64px;transform:translate(-50%);display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:2;pointer-events:none}._metaInfo_1surs_203{display:none}._volumeButton_1surs_211{position:absolute;bottom:100%;left:50%;transform:translate(calc(-50% - 44px));margin-bottom:52px;width:32px;height:32px;border-radius:50%;border:none;outline:none;background:#ffffff1a;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);color:#fff9;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:transform .2s cubic-bezier(.175,.885,.32,1.275),background .2s ease,color .2s ease;pointer-events:auto}._volumeButton_1surs_211:focus{outline:none}._volumeButton_1surs_211 svg{width:16px;height:16px;fill:currentColor;flex-shrink:0}._volumeButton_1surs_211:hover{background:#fff3;color:#ffffffe6;transform:translate(calc(-50% - 44px)) scale(1.1)}._volumeButton_1surs_211:active{transform:translate(calc(-50% - 44px)) scale(.95)}._volumeButton_1surs_211._volumeOn_1surs_259{color:#fffffff2;background:#ffffff2e}._speedControl_1surs_265{position:absolute;bottom:100%;left:50%;transform:translate(calc(-50% + 100px));margin-bottom:52px;height:32px;padding:0 10px;border-radius:999px;border:1px solid rgba(255,255,255,.14);outline:none;background:#ffffff1a;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);display:flex;align-items:center;gap:8px;pointer-events:auto;transition:transform .2s cubic-bezier(.175,.885,.32,1.275),background .2s ease,border-color .2s ease}._speedControl_1surs_265:hover{background:#ffffff2e;border-color:#ffffff38;transform:translate(calc(-50% + 100px)) scale(1.03)}._speedControl_1surs_265:active{transform:translate(calc(-50% + 100px)) scale(.98)}._speedLabel_1surs_298{font-family:JetBrains Mono,ui-monospace,monospace;font-feature-settings:"tnum";font-size:10px;font-weight:700;color:#ffffffe6;min-width:40px;text-align:right;transition:opacity .15s ease}._speedSlider_1surs_309{width:92px;height:16px;background:transparent;cursor:ew-resize}._speedSlider_1surs_309:disabled{opacity:.5;cursor:not-allowed}._speedSlider_1surs_309:focus{outline:none}._snapButton_1surs_326{position:absolute;bottom:100%;left:50%;transform:translate(-50%);margin-bottom:64px;display:flex;align-items:center;gap:6px;height:32px;padding:0 12px 0 8px;border-radius:999px;border:1px solid rgba(34,197,94,.5);outline:none;background:#22c55e33;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);color:#22c55e;font-family:Inter,-apple-system,sans-serif;font-size:11px;font-weight:600;cursor:pointer;transition:all .2s cubic-bezier(.175,.885,.32,1.275);pointer-events:auto;white-space:nowrap;animation:_snapPulse_1surs_1 2s ease-in-out infinite}._snapButton_1surs_326 svg{width:14px;height:14px;stroke:currentColor}._snapButton_1surs_326:hover{background:#22c55e59;border-color:#22c55eb3;transform:translate(-50%) scale(1.05);box-shadow:0 0 16px #22c55e4d}._snapButton_1surs_326:active{transform:translate(-50%) scale(.95)}@keyframes _snapPulse_1surs_1{0%,to{opacity:1}50%{opacity:.7}}._clipDurationBadge_1surs_385{position:absolute;top:calc(100% + 8px);left:50%;transform:translate(-50%);font-family:JetBrains Mono,ui-monospace,monospace;font-feature-settings:"tnum";font-size:10px;font-weight:500;color:#fffc;white-space:nowrap;pointer-events:none;background:#6366f166;padding:2px 6px;border-radius:3px;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);border:1px solid rgba(99,102,241,.5)}._setAreaButton_1surs_406{position:absolute;bottom:100%;left:50%;transform:translate(calc(-50% + 60px));margin-bottom:52px;width:32px;height:32px;border-radius:50%;border:2px solid rgba(34,197,94,.6);outline:none;background:#22c55e33;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);color:#22c55e;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:transform .15s ease,background .15s ease,border-color .15s ease;pointer-events:auto;animation:_setAreaPulse_1surs_1 1.5s ease-in-out infinite}._setAreaButton_1surs_406 svg{width:16px;height:16px}._setAreaButton_1surs_406:hover{background:#22c55e66;border-color:#22c55ee6;transform:translate(calc(-50% + 60px)) scale(1.1)}._setAreaButton_1surs_406:active{transform:translate(calc(-50% + 60px)) scale(.95)}@keyframes _setAreaPulse_1surs_1{0%,to{box-shadow:0 0 #22c55e66}50%{box-shadow:0 0 8px 4px #22c55e33}}._overlay_h6g3p_3{position:absolute;inset:0;pointer-events:none;transform:translateZ(0);backface-visibility:hidden}._overlay_h6g3p_3._visible_h6g3p_11{opacity:1;transition:opacity .15s ease-in-out}._overlay_h6g3p_3._hidden_h6g3p_16{opacity:0;pointer-events:none}._statusBadges_h6g3p_22{position:absolute;top:8px;right:8px;display:flex;gap:6px;align-items:center;transform:translateZ(0)}._playingBadge_h6g3p_33,._statusBadge_h6g3p_22{background:#0f172a99;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.1);color:#ffffffe6;border-radius:9999px;padding:4px 10px;font-size:11px;font-weight:500;letter-spacing:.02em;box-shadow:0 2px 4px #0000001a;opacity:0;transform:translateY(-4px) scale(.95);animation:_popIn_h6g3p_1 .2s cubic-bezier(.2,.8,.2,1) forwards}._playingBadge_h6g3p_33{background:#06b6d44d;border-color:#06b6d44d;color:#ecfeff;padding:6px;display:grid;place-items:center;line-height:0}._statusBadge_h6g3p_22{animation-delay:.05s}@keyframes _popIn_h6g3p_1{to{opacity:1;transform:translateY(0) scale(1)}}._helperText_h6g3p_79{position:absolute;top:8px;left:8px;color:#ffffff8c;font-size:16px;font-weight:600;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;letter-spacing:.03em;text-shadow:0 1px 2px rgba(0,0,0,.9),0 2px 8px rgba(0,0,0,.8);pointer-events:none;z-index:10;opacity:1}.pattern-library{flex:1 1 auto;min-width:0;max-width:100%;overflow:visible;position:relative;padding:4px 0}.pattern-library.pattern-library-empty{min-height:58px}.pattern-empty-placeholder{display:flex;align-items:center;justify-content:center;padding:8px 16px;height:36px;min-width:120px;background:#ffffff08;border:1px dashed rgba(255,255,255,.15);border-radius:16px}.pattern-empty-text{font-size:12px;color:#a8afbd99;font-weight:500}.pattern-library-scroll{display:flex;gap:6px;overflow-x:auto;overflow-y:visible;padding:8px 4px;min-height:44px;align-items:center;scroll-behavior:smooth;scrollbar-width:none;-ms-overflow-style:none}.pattern-library-scroll::-webkit-scrollbar{display:none}.pattern-library-track{position:absolute;bottom:0;left:2px;right:2px;height:6px;background:#ffffff1a;border-radius:3px}.pattern-library-thumb{position:absolute;bottom:0;height:6px;background:#ffffff59;border-radius:3px;min-width:24px;cursor:grab;transition:background .1s}.pattern-library-thumb:hover{background:#ffffff80}.pattern-library-thumb:active{cursor:grabbing;background:#fff9}.pattern-item{display:flex;align-items:center;gap:6px;padding:4px 16px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:16px;cursor:grab;transition:background-color .2s ease,outline .2s ease,transform .2s ease,box-shadow .2s ease;white-space:nowrap;flex-shrink:0;height:36px;min-width:80px;position:relative}.pattern-item:hover{background:#ffffff1a;outline:3px solid var(--pattern-color, #666);outline-offset:-1px;transform:translateY(-1px)}.pattern-item.active{background:#ffffff26;outline:3px solid var(--pattern-color, #4CAF50);outline-offset:-1px;box-shadow:0 0 8px #4caf504d}.pattern-item.active-dimmed{background:#ffffff14;outline:none;box-shadow:none}.pattern-item.hover-match{outline:3px solid var(--pattern-color, #666);outline-offset:-1px;box-shadow:inset 0 0 10px 1px var(--pattern-color, rgba(148, 163, 184, .18))}.pattern-delete-btn{position:absolute;top:-6px;right:-6px;width:16px;height:16px;border-radius:50%;border:1px solid rgba(255,255,255,.5);background:#111827f2;color:#ffffffe6;font-size:12px;line-height:14px;text-align:center;padding:0;cursor:pointer;opacity:0;transition:opacity .15s ease,transform .1s ease}.pattern-item:hover .pattern-delete-btn{opacity:1}.pattern-delete-btn:hover{transform:scale(1.05)}.pattern-delete-btn:active{transform:scale(.95)}.pattern-item:active{cursor:grabbing;opacity:.7;transform:translateY(0)}.pattern-glow-bottom{position:absolute;bottom:0;left:0;right:0;height:50%;background:linear-gradient(to top,var(--pattern-color, rgba(148, 163, 184, .4)) 0%,transparent 100%);opacity:.3;pointer-events:none;border-radius:0 0 16px 16px;transition:opacity .15s ease,height .15s ease}.pattern-item:hover .pattern-glow-bottom,.pattern-item.active .pattern-glow-bottom,.pattern-item.hover-match .pattern-glow-bottom{opacity:.6;height:70%}.pattern-info{display:flex;flex-direction:column;align-items:center;gap:0;min-width:0}.pattern-name{font-size:12px;font-weight:600;color:#a8afbd;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:180px;text-align:center;line-height:1.1;padding-bottom:2px}.pattern-usage{font-size:11px;color:#a8afbd;font-weight:600;opacity:1;margin:0;text-align:center;line-height:1}.pattern-item.ghost-pattern{background:#ffffff08;border:2px dashed var(--pattern-color, rgba(148, 163, 184, .4));cursor:default;animation:ghostPatternFadeIn .3s ease-out,ghostPatternGlow 1.2s ease-in-out infinite;pointer-events:none;min-width:80px}.pattern-item.ghost-pattern .pattern-name{color:var(--pattern-color, rgba(148, 163, 184, .7));opacity:.8}.pattern-item.ghost-pattern .pattern-usage{color:var(--pattern-color, rgba(148, 163, 184, .7));animation:usageGlowIntense 1.2s ease-in-out infinite;font-weight:700}.pattern-item.ghost-pattern .pattern-glow-bottom{opacity:.5;animation:glowPulseIntense 1.2s ease-in-out infinite}.pattern-item.count-changing .pattern-usage.usage-changing{color:var(--pattern-color, #a78bfa);text-shadow:0 0 8px var(--pattern-color, rgba(167, 139, 250, .6)),0 0 16px var(--pattern-color, rgba(167, 139, 250, .4));animation:usageCountChange .3s ease-out,usagePulseIntense .8s ease-in-out infinite;font-weight:700}@keyframes ghostPatternFadeIn{0%{opacity:0;transform:translate(-12px)}to{opacity:1;transform:translate(0)}}@keyframes ghostPatternGlow{0%,to{border-color:var(--pattern-color, rgba(148, 163, 184, .3));box-shadow:0 0 8px 2px color-mix(in srgb,var(--pattern-color, rgba(148, 163, 184, .3)) 30%,transparent),inset 0 0 8px #ffffff05}50%{border-color:var(--pattern-color, rgba(148, 163, 184, .8));box-shadow:0 0 24px 6px color-mix(in srgb,var(--pattern-color, rgba(148, 163, 184, .5)) 50%,transparent),0 0 40px 10px color-mix(in srgb,var(--pattern-color, rgba(148, 163, 184, .3)) 30%,transparent),inset 0 0 12px #ffffff0d}}@keyframes usageGlowIntense{0%,to{text-shadow:0 0 6px color-mix(in srgb,var(--pattern-color, rgba(148, 163, 184, .5)) 50%,transparent)}50%{text-shadow:0 0 12px var(--pattern-color, rgba(148, 163, 184, .8)),0 0 24px color-mix(in srgb,var(--pattern-color, rgba(148, 163, 184, .6)) 60%,transparent)}}@keyframes glowPulseIntense{0%,to{opacity:.4}50%{opacity:.8}}@keyframes usageCountChange{0%{transform:scale(1.4);opacity:.4}60%{transform:scale(.95)}to{transform:scale(1);opacity:1}}@keyframes usagePulseIntense{0%,to{text-shadow:0 0 8px color-mix(in srgb,var(--pattern-color, rgba(148, 163, 184, .5)) 50%,transparent),0 0 4px var(--pattern-color, rgba(148, 163, 184, .3))}50%{text-shadow:0 0 16px var(--pattern-color, rgba(148, 163, 184, .9)),0 0 32px color-mix(in srgb,var(--pattern-color, rgba(148, 163, 184, .6)) 60%,transparent),0 0 8px var(--pattern-color, rgba(148, 163, 184, .5))}}.timeline-header{background:#000;border:none;box-shadow:0 2px 10px #0006;padding:0;position:sticky;top:0;z-index:50;min-height:55px;max-height:55px;display:flex;flex-direction:column;overflow:visible;animation:slideIn .3s ease}.header-wrapper{display:flex;align-items:center;width:100%;max-width:100%;height:100%;min-height:55px;padding:0 12px;gap:12px;margin:0;overflow:visible;justify-content:space-between}.header-controls-stack{display:flex;flex-direction:column;gap:2px;flex-shrink:0;margin-left:auto;min-width:130px;max-width:160px;justify-content:center}.control-dropdown{position:relative;width:100%}.control-dropdown-trigger{display:flex;align-items:center;gap:6px;padding:0 12px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:6px;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1);width:100%;height:20px}.control-dropdown-trigger:hover{background:#ffffff1a;border-color:#fff3}.control-dropdown-trigger.open{background:#ffffff1f;border-color:#4caf5066}.control-dropdown-label{font-size:9px;font-weight:500;color:#ffffff80;text-transform:uppercase;letter-spacing:.4px;white-space:nowrap}.control-dropdown-value{font-size:11px;font-weight:600;color:#fff;margin-left:auto;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.control-dropdown-chevron{width:10px;height:10px;color:#fff6;transition:transform .2s cubic-bezier(.4,0,.2,1);flex-shrink:0}.control-dropdown-trigger.open .control-dropdown-chevron{transform:rotate(180deg);color:#4caf50cc}.control-dropdown-menu-portal{position:fixed;z-index:2147483647;pointer-events:auto}.control-dropdown-menu{min-width:0;background:#0f0f12fa;backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.15);border-radius:8px;box-shadow:0 10px 40px #000000b3;padding:4px;animation:dropdownSlideIn .15s cubic-bezier(.4,0,.2,1);transform-origin:top right}@keyframes dropdownSlideIn{0%{opacity:0;transform:translateY(-4px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}.control-dropdown-item{display:flex;align-items:center;justify-content:space-between;width:100%;padding:8px 10px;background:transparent;border:none;border-radius:4px;color:#fffc;font-size:11px;font-weight:500;cursor:pointer;transition:all .15s ease;text-align:left}.control-dropdown-item:hover:not(:disabled){background:#ffffff14;color:#fff}.control-dropdown-item.selected{background:#4caf5026;color:#b4ffbef2}.control-dropdown-item-text{flex:1}.control-dropdown-check{width:12px;height:12px;flex-shrink:0;color:#4caf50e6}.control-dropdown-item:disabled{opacity:.4;cursor:not-allowed}@media(max-width:768px){.header-wrapper{padding:0 12px;gap:12px;min-height:auto}.timeline-header{min-height:auto}.header-controls-stack{min-width:120px;max-width:150px;gap:4px}.control-dropdown-trigger{height:22px;padding:0 8px}.control-dropdown-label{font-size:8px}.control-dropdown-value{font-size:10px}}@keyframes slideIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.dimming-source-welcome-screen .header-controls-stack,body.demo-step-waveform-zoom-in .header-controls-stack,body.demo-step-waveform-zoom-out .header-controls-stack,body.demo-step-media-drag .header-controls-stack,body.demo-step-timeline-randomize .header-controls-stack{opacity:.1!important;pointer-events:none!important}.waveform-renderer{position:relative;overflow:hidden;transform:translateZ(0);backface-visibility:hidden;contain:layout style paint;z-index:0}.waveform-renderer canvas{display:block;width:100%;height:100%;transform:translateZ(0)}.waveform-renderer.moving{will-change:transform;backface-visibility:hidden}.waveform-renderer.moving canvas{will-change:transform;image-rendering:auto;backface-visibility:hidden}.waveform-renderer:not(.moving){will-change:auto}.waveform-renderer:not(.moving) canvas{will-change:auto}.waveform-renderer.resizing{will-change:auto;pointer-events:none;transition:none!important}.waveform-renderer.resizing canvas{opacity:.85!important;transform:translateZ(0);transition:none!important;image-rendering:optimizeSpeed}:root{--waveform-view-start: 0;--waveform-view-end: 1;--waveform-view-span: 1}@keyframes spring-settle{0%{transform:scale(1.02)}50%{transform:scale(.99)}to{transform:scale(1)}}@keyframes zoom-opacity-pulse{0%{opacity:1}15%{opacity:1}50%{opacity:1}to{opacity:1}}.waveform-renderer.zoom-animating canvas{animation:zoom-opacity-pulse .4s ease-out forwards}.waveform-renderer canvas{filter:blur(0px);opacity:1;transition:none}.waveform-renderer.stretching.zoom-direction-in canvas{filter:none;opacity:1;transition:opacity .2s ease,filter .2s ease}.waveform-renderer.stretching.zoom-direction-out canvas,.full-song-waveform .waveform-renderer.stretching.zoom-direction-out canvas{filter:none!important;opacity:1!important;transition:opacity .5s cubic-bezier(.4,0,.2,1);transform:translateZ(0)}.waveform-renderer.transitioning canvas{transition:transform .15s cubic-bezier(.34,1.56,.64,1)}.make-unique-overlay{position:absolute;top:12px;left:50%;transform:translate(-50%);z-index:60;pointer-events:none;animation:fadeInSlide .8s cubic-bezier(.4,0,.2,1)}.dimming-source-welcome-screen .make-unique-overlay,body.demo-step-waveform-zoom-in .make-unique-overlay,body.demo-step-waveform-zoom-out .make-unique-overlay,body.demo-step-media-drag .make-unique-overlay,body.demo-step-timeline-randomize .make-unique-overlay{opacity:.1!important;pointer-events:none!important;z-index:auto!important}.make-unique-overlay.click-fade-out{animation:fadeOutSlideUp .8s cubic-bezier(.4,0,.2,1) forwards;pointer-events:none}.make-unique-overlay.zoom-fade-out{animation:zoomFadeOut .6s cubic-bezier(.4,0,.2,1) forwards;pointer-events:none}.make-unique-btn{background:linear-gradient(135deg,#282a50f2,#462d64f2);border:2px solid rgba(139,92,246,.4);color:#a78bfa;padding:12px 24px;border-radius:25px;font-size:14px;font-weight:600;cursor:pointer;transition:background .3s cubic-bezier(.4,0,.2,1),border-color .3s cubic-bezier(.4,0,.2,1),color .3s cubic-bezier(.4,0,.2,1),transform .3s cubic-bezier(.4,0,.2,1),box-shadow .3s cubic-bezier(.4,0,.2,1);white-space:nowrap;pointer-events:auto;box-shadow:0 4px 15px #8b5cf626,0 0 0 1px #ffffff0d;position:relative;overflow:hidden}.make-unique-overlay.click-fade-out .make-unique-btn,.make-unique-overlay.zoom-fade-out .make-unique-btn{pointer-events:none}.make-unique-btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.1),transparent);transition:left .22s ease}.make-unique-btn:hover:before{left:100%}.make-unique-btn:hover{background:linear-gradient(135deg,#6366f140,#a855f740);border-color:#8b5cf6cc;color:#c4b5fd;transform:translateY(-2px);box-shadow:0 8px 25px #8b5cf640,0 0 0 1px #ffffff1a}.make-unique-btn:active{transform:translateY(-1px);box-shadow:0 4px 15px #8b5cf633,0 0 0 1px #ffffff0d}.full-song-waveform:hover .make-unique-btn{animation:demo-pulse-scale 2s ease-in-out infinite}@keyframes demo-pulse-scale{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes fadeInSlide{0%{opacity:0;transform:translate(-50%) scale(.8) translateY(-10px)}to{opacity:1;transform:translate(-50%) scale(1) translateY(0)}}@keyframes fadeOutSlideUp{0%{opacity:1;transform:translate(-50%) scale(1) translateY(0)}30%{opacity:.8;transform:translate(-50%) scale(1.05) translateY(-20px)}to{opacity:0;transform:translate(-50%) scale(.8) translateY(-60px);visibility:hidden}}@keyframes zoomFadeOut{0%{opacity:1;transform:translate(-50%) scale(1) translateY(0)}to{opacity:0;transform:translate(-50%) scale(.9) translateY(0);visibility:hidden}}.rotating-demo-text{display:flex;flex-direction:column;align-items:center;justify-content:center;pointer-events:none;padding:1rem}.rotating-demo-text.glass-background{background:#0000004d;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-radius:16px;padding:1.5rem 2.5rem;transform:translateZ(0);contain:layout style}.rotating-demo-text-content{display:flex;flex-direction:column;align-items:center;line-height:1.1;letter-spacing:-.02em;font-weight:600;text-align:center;color:#ffffffbf;text-shadow:0 2px 16px rgba(0,0,0,.5);transition:opacity .25s ease-out,transform .25s ease-out}.rotating-demo-text-content.size-sm,.rotating-demo-text-content.size-md,.rotating-demo-text-content.size-lg{font-size:clamp(1.1rem,2.5vw,1.6rem);gap:6px}.rotating-demo-text-content.transitioning{opacity:0;transform:translateY(-20px)}.rotating-demo-text-content:not(.transitioning){opacity:1;transform:translateY(0)}.rotating-line{display:block;opacity:0;transform:translateY(20px) rotateX(10deg);animation:rotating-line-reveal .35s cubic-bezier(.2,.8,.2,1) forwards;will-change:transform,opacity}.rotating-line.highlight{background:linear-gradient(135deg,#fff 20%,#a5b4fc);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent;filter:drop-shadow(0 0 12px rgba(165,180,252,.3))}@keyframes rotating-line-reveal{to{opacity:1;transform:translateY(0) rotateX(0)}}.rotating-demo-text{opacity:0;animation:rotating-demo-fade .25s ease-out forwards}@keyframes rotating-demo-fade{to{opacity:1}}.demo-completion-card{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:transparent;z-index:100;pointer-events:none;animation:dcc-fade-in .4s ease-out forwards;width:100%;height:100%;overflow:hidden}@keyframes dcc-fade-in{0%{opacity:0}to{opacity:1}}.demo-completion-card-inner{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:1.5rem 2.5rem;background:#0000004d;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-radius:16px;box-shadow:0 2px 16px #0000004d;animation:dcc-card-in .25s cubic-bezier(.2,.8,.2,1) forwards;text-align:center;max-width:90%;box-sizing:border-box;pointer-events:none;transform:translateZ(0);contain:layout style}@keyframes dcc-card-in{0%{opacity:0;transform:translateY(10px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.demo-completion-card-title{margin:0;font-size:clamp(1.1rem,2.5vw,1.6rem);font-weight:600;color:#ffffffe6;letter-spacing:-.02em;line-height:1.1;text-shadow:0 2px 16px rgba(0,0,0,.5);background:linear-gradient(135deg,#fff 20%,#a5b4fc);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent;filter:drop-shadow(0 0 12px rgba(165,180,252,.3))}.demo-completion-card-subtitle{margin:0;font-size:clamp(1rem,2vw,1.3rem);font-weight:600;color:#ffffffbf;line-height:1.3;text-shadow:0 2px 16px rgba(0,0,0,.5);letter-spacing:-.02em;white-space:normal;text-wrap:balance}.full-waveform-section-number{position:absolute;top:10px;left:10px;font-size:14px;font-weight:600;color:#a78bfa;z-index:50;pointer-events:auto;background:linear-gradient(180deg,#0a0a12,#0f0f1a,#0a0a12);padding:4px 8px;border-radius:4px;opacity:0;transform:translateY(-10px);transition:opacity .3s ease-in-out,transform .3s ease-in-out;display:flex;align-items:center}.full-waveform-section-number.visible{opacity:1;transform:translateY(0)}.section-number-text{display:inline}.section-controls-row{.waveform-controls-center{position:absolute;top:12px;left:50%;transform:translate(-50%);z-index:50;display:flex;align-items:center}display:flex;align-items:center;gap:12px}.full-song-waveform{position:relative;background:#0a0a0a;border-radius:0;border:none;overflow:hidden;min-height:120px;flex:0 0 auto;box-shadow:none;margin:0;padding:0;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;z-index:99;position:relative!important;isolation:isolate;container-type:inline-size;container-name:waveform}.full-song-waveform.pattern-drag-hover{box-shadow:inset 0 0 0 3px #ffdc8073;transition:box-shadow .1s ease}.waveform-section-outline{position:absolute;top:0;bottom:0;border:1px solid rgba(255,255,255,.12);box-shadow:none;box-sizing:border-box;pointer-events:none;z-index:16;opacity:1;transition:opacity .35s ease-in-out,border-color .2s ease-out;contain:strict}.waveform-section-outline.hovered{opacity:1;border-color:#ffffff59}.waveform-section-outline.resizing{transition:none}.waveform-section-outline.stretching{opacity:1;border-color:#ffffff26}.arrangement-content-wrapper.resizing .waveform-section-outline,.arrangement-content-wrapper.resizing .full-song-section-divider,.arrangement-content-wrapper.resizing .section-divider{box-shadow:none;transition:none}.full-song-header{background:linear-gradient(90deg,#1e293b,#334155);padding:12px 16px;border-bottom:1px solid #475569;display:flex;justify-content:space-between;align-items:center}.full-song-track-info{display:flex;flex-direction:column;gap:4px}.full-song-track-title{font-size:14px;font-weight:700;color:#f1f5f9;text-shadow:0 1px 2px rgba(0,0,0,.7)}.full-song-track-details{display:flex;gap:12px;font-size:11px;color:#cbd5e1}.full-song-bpm{color:#22d3ee;font-weight:600}.full-song-sections{color:#a78bfa;font-weight:600}.full-song-duration{color:#fbbf24;font-weight:600}.full-song-section-indicator{display:flex;align-items:center;gap:12px}.full-song-current-section{font-size:12px;font-weight:600;color:#ec4899;text-shadow:0 1px 2px rgba(0,0,0,.7)}.full-song-section-dots{display:flex;gap:4px}.full-song-section-dot{width:8px;height:8px;border-radius:50%;background:#475569;cursor:pointer;border:1px solid #64748b}.full-song-section-dot.active{background:#ec4899;box-shadow:0 0 8px #ec489999;border-color:#ec4899}.full-song-section-dot.hovered{background:#94a3b8;border-color:#94a3b8}.full-song-section-divider{position:absolute;top:0;bottom:0;width:2px;background:linear-gradient(to bottom,#ec4899cc,#ec489966,#ec4899cc);z-index:10;pointer-events:none;transition:left .22s cubic-bezier(.4,0,.2,1),opacity .22s cubic-bezier(.4,0,.2,1),transform .22s cubic-bezier(.4,0,.2,1)}.full-song-section-highlight{position:absolute;top:0;bottom:0;background:#ec489926;border:1px solid rgba(236,72,153,.3);border-radius:4px;z-index:5;pointer-events:none}.full-song-section-highlight:before{content:"";position:absolute;inset:0;background:linear-gradient(to right,#ec48991a,#ec48990d,#ec48991a);border-radius:3px}.full-song-waveform-container{position:relative;background:#000814;overflow:hidden}.main-waveform-container,.main-waveform-container .waveform-renderer{width:100%;height:100%}.main-waveform-container .waveform-renderer canvas{image-rendering:crisp-edges;image-rendering:-webkit-optimize-contrast}.main-waveform-container .waveform-renderer.moving canvas{image-rendering:auto!important;-webkit-font-smoothing:antialiased}.loading-overlay,.error-overlay{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#000814e6;color:#cbd5e1;font-size:14px;z-index:10}.loading-spinner{width:32px;height:32px;border:3px solid #334155;border-top:3px solid #ec4899;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:12px}.error-icon{font-size:24px;margin-bottom:8px}.error-overlay{color:#ef4444}.full-song-beat-grid{position:absolute;inset:0;pointer-events:none;z-index:5}.full-song-beat-line{position:absolute;top:0;bottom:0;width:1px;background:#ffffff1a}.full-song-beat-line.measure{background:#ffffff4d;width:2px}.waveform-hover-marker,.waveform-playback-marker{position:absolute;top:0;bottom:0;width:2px;transform:translate(-50%);pointer-events:none;z-index:45;border-radius:0;border:none;contain:strict;will-change:left}.waveform-hover-marker,.waveform-playback-marker{background:#fff;box-shadow:0 0 6px #000c}.arrangement-content-wrapper.resizing .waveform-hover-marker,.arrangement-content-wrapper.resizing .waveform-playback-marker{box-shadow:none;transition:none}.waveform-gap-overlay{position:absolute;top:0;bottom:0;background:linear-gradient(90deg,#000000d9,#000000f7);pointer-events:none;z-index:8;border-left:1px solid rgba(239,68,68,.28);box-shadow:inset 1px 0 #ef44442e}.arrangement-content-wrapper.resizing .waveform-gap-overlay{box-shadow:none;border-color:#ef44442e}.waveform-gap-overlay:after{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.12) 0px,rgba(255,255,255,.12) 6px,transparent 6px,transparent 12px);opacity:.55;pointer-events:none}.waveform-audio-end-marker{display:none}.full-song-transport-controls{background:linear-gradient(90deg,#1e293b,#334155);padding:8px 16px;border-top:1px solid #475569;display:flex;gap:8px;align-items:center}.full-song-control-btn{background:linear-gradient(145deg,#475569,#334155);border:1px solid #64748b;border-radius:6px;color:#f1f5f9;padding:6px 12px;font-size:14px;cursor:pointer;box-shadow:0 2px 4px #0003}.full-song-control-btn:active:not(:disabled){box-shadow:0 2px 4px #0003}.full-song-control-btn:disabled{opacity:.5;cursor:not-allowed;background:#374151;border-color:#4b5563}.waveform-container{position:relative;overflow:visible;contain:layout style}.waveform-container.is-resizing{contain:layout paint style!important;transition:none!important}.waveform-container.is-resizing *{transition:none!important;animation:none!important}.waveform-renderer{width:100%;height:100%}.section-highlight{border-radius:2px;z-index:5}.waveform-container .section-divider,.waveform-container .timeline-grid,.waveform-container .beat-grid{z-index:30;pointer-events:none}.section-divider{position:absolute;z-index:20;background:linear-gradient(to bottom,#fffc,#fff6,#fffc);border-radius:1px;transition:left .22s cubic-bezier(.4,0,.2,1);contain:layout style}.section-divider.animating{transition:opacity .3s ease-in-out}.selected-section-overlay{border-radius:4px}@media(max-width:768px){.full-song-header{flex-direction:column;gap:8px;padding:10px 12px}.full-song-track-details,.full-song-section-indicator{gap:8px}.full-song-transport-controls{padding:6px 12px;gap:6px}.full-song-control-btn{padding:4px 8px;font-size:12px}}@media(prefers-contrast:high){.full-song-waveform{border:2px solid #ffffff}.full-song-beat-line{background:#ffffff80}.full-song-beat-line.measure{background:#fffc}}@media(prefers-color-scheme:dark){.full-song-waveform{box-shadow:0 4px 8px #00000080,inset 0 1px #ffffff0d}}.full-song-waveform.empty{display:flex;align-items:center;justify-content:center;background:#0a0a0a;border:none;border-radius:0;box-shadow:none}.empty-state{display:flex;align-items:center;justify-content:center;color:#888;font-size:14px;opacity:.7}.waveform-container.zooming{transition:filter .3s cubic-bezier(.4,0,.2,1)}.waveform-container.zoomed{filter:brightness(1.1)}.full-song-waveform.demo-highlight-pulse{z-index:20001}.full-song-waveform.demo-blur .waveform-container{filter:blur(8px);transition:filter .5s ease;transform:translateZ(0);contain:layout style}.dimming-source-welcome-screen .full-song-waveform .waveform-container{filter:blur(12px);transition:filter .5s ease;transform:translateZ(0);contain:layout style}.full-song-waveform.is-resizing .waveform-container{filter:none!important;opacity:1!important;transition:opacity .1s ease;z-index:5;transform:translateZ(0);contain:layout style}.main-waveform-container{position:absolute;top:0;left:0;width:100%;height:100%;border-radius:0;overflow:hidden;background:#0a0a0a;border:none;box-shadow:none}.main-waveform{width:100%;height:100%}.main-waveform.zoomed{filter:brightness(1.1)}.main-waveform.zooming{transition:filter .3s cubic-bezier(.4,0,.2,1)}.section-divider.animating{transition:opacity .3s ease-in-out!important}.waveform-controls{position:absolute;top:12px;left:24px;z-index:30;display:flex;align-items:center;gap:16px}.selected-section-info{display:flex;align-items:center;gap:8px;background:#1e1e28d9;padding:8px 16px;border-radius:20px;font-size:14px;font-weight:600;color:#c4b5fd;border:2px solid rgba(139,92,246,.4);box-shadow:0 2px 8px #0000004d}.arrangement-content-wrapper.resizing .selected-section-info{box-shadow:none;background:#1e1e28b3;border-color:#8b5cf633}.section-info-label{font-weight:400;color:#c4b5fdcc}.waveform-welcome-hero{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:2147483647!important;pointer-events:none;background:transparent;overflow:hidden;padding:1rem;opacity:1!important}.waveform-welcome-hero-text{display:flex;flex-direction:column;align-items:center;line-height:.9;letter-spacing:-.04em;font-weight:800;font-size:clamp(20px,2.8vw,32px);text-align:center;color:#fff;text-shadow:0 4px 20px rgba(0,0,0,.4);max-height:100%;background:transparent;padding:0;border-radius:0}.hero-line{display:block;opacity:0;transform:translateY(40px) rotateX(20deg);animation:hero-reveal .8s cubic-bezier(.2,.8,.2,1) forwards;will-change:transform,opacity}.hero-line.highlight{background:linear-gradient(135deg,#fff 20%,#a5b4fc);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent;filter:drop-shadow(0 0 20px rgba(165,180,252,.4))}@keyframes hero-reveal{to{opacity:1;transform:translateY(0) rotateX(0)}}.waveform-welcome-hero-text.transitioning{opacity:0;transform:translateY(-20px);transition:opacity .4s ease-out,transform .4s ease-out}.waveform-welcome-hero-text:not(.transitioning){opacity:1;transform:translateY(0);transition:opacity .4s ease-out,transform .4s ease-out}.waveform-demo-text-overlay{display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:2147483646;pointer-events:none;gap:6px;opacity:0;animation:demo-text-fade .4s ease-out forwards;will-change:opacity;transform:translateZ(0)}.waveform-demo-text-overlay .demo-text-content{display:flex;flex-direction:column;align-items:center;gap:6px;padding:12px 20px;border-radius:12px}.waveform-demo-text-overlay.glass-background .demo-text-content{background:#0000004d;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-radius:12px;padding:1rem 1.5rem;transform:translateZ(0);contain:layout style}.waveform-demo-text-overlay .demo-text-title{font-size:clamp(1rem,2vw,1.4rem);font-weight:600;color:#fff;text-shadow:0 2px 16px rgba(0,0,0,.5);text-align:center;line-height:1.3}.waveform-demo-text-overlay .demo-play-preview .demo-text-title{font-size:clamp(1rem,2vw,1.4rem);font-weight:600;margin-bottom:8px;opacity:0;animation:demo-text-fade-in .5s ease-out .1s forwards}.waveform-demo-text-overlay .demo-play-preview .demo-text-action{font-size:clamp(1.2rem,2.5vw,1.8rem);font-weight:700;color:#fff;text-shadow:0 2px 20px rgba(0,0,0,.5);text-align:center;opacity:0;animation:demo-action-fade-in .6s ease-out 1.2s forwards;letter-spacing:-.02em}@keyframes demo-action-fade-in{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.waveform-demo-text-overlay .demo-text-subtitle{font-size:clamp(.85rem,1.5vw,1.1rem);font-weight:500;color:#ffffffb3;text-shadow:0 1px 8px rgba(0,0,0,.4);text-align:center;opacity:0;animation:demo-subtitle-fade-in .5s ease-out .4s forwards}@keyframes demo-subtitle-fade-in{to{opacity:1}}.waveform-demo-text-overlay .demo-text-body{font-size:clamp(.85rem,1.5vw,1.1rem);font-weight:400;color:#ffffffbf;text-shadow:0 1px 8px rgba(0,0,0,.4);text-align:center}@keyframes demo-text-fade{to{opacity:1}}.waveform-demo-title{font-size:clamp(1.5rem,3vw,2.5rem);font-weight:700;color:#fff;text-shadow:0 2px 20px rgba(0,0,0,.6);letter-spacing:-.02em;text-align:center}.waveform-demo-body{font-size:clamp(.9rem,1.5vw,1.2rem);font-weight:400;color:#ffffffbf;text-shadow:0 1px 10px rgba(0,0,0,.5);text-align:center;max-width:400px;line-height:1.4}@keyframes demo-word-reveal{to{opacity:1;transform:translateY(0)}}.marker,.waveform-user-marker,.thumbnail-marker,.timeline-marker{position:absolute;top:0;bottom:0;transform:translate(-50%);pointer-events:none;z-index:10;contain:layout style}.marker.dimmed,.waveform-hover-marker.dimmed,.waveform-user-marker.dimmed,.thumbnail-marker.dimmed{opacity:.3!important;transition:opacity .2s ease-out}.marker.dragging,.thumbnail-marker.dragging,.timeline-marker.dragging{will-change:left;z-index:20}.ghost-marker{position:absolute;top:0;bottom:0;transform:translate(-50%);pointer-events:none;z-index:9;opacity:.7;contain:layout style}.ghost-marker.dragging{will-change:left;opacity:.9}.marker-line,.waveform-user-marker-line,.thumbnail-marker-line,.timeline-marker-line{position:absolute;top:0;bottom:0;left:50%;transform:translate(-50%);width:2px;background:#fff;border-radius:0;border:none;box-shadow:0 0 4px #000000e6,0 0 8px #000c,0 0 12px #000c;transition:width .1s ease-out,box-shadow .1s ease-out;contain:layout style}.ghost-marker-line{position:absolute;top:0;bottom:0;left:50%;transform:translate(-50%);width:1px;background:transparent;border-right:1px dashed rgba(148,163,184,.6);border-left:1px dashed rgba(148,163,184,.6);opacity:.8;box-shadow:none}.ghost-marker.dragging .ghost-marker-line{border-color:#fbbf24cc;box-shadow:0 0 6px #fbbf244d;opacity:1}.marker:hover .marker-line,.marker.active .marker-line,.waveform-user-marker:hover .waveform-user-marker-line,.thumbnail-marker:hover .thumbnail-marker-line{width:3px;background:#fff;box-shadow:0 0 6px #000,0 0 12px #000000e6,0 0 18px #000c}.marker.dragging .marker-line,.waveform-user-marker.dragging .waveform-user-marker-line,.thumbnail-marker.dragging .thumbnail-marker-line{width:3px;background:#fff;box-shadow:0 0 8px #000,0 0 16px #000,0 0 24px #000000e6}.marker-head{position:absolute;top:-5px;left:50%;transform:translate(-50%);width:10px;height:10px;background:#ff3b30;border:2px solid #ffffff;border-radius:50%;box-shadow:0 0 6px #ff3b30b3;pointer-events:all;cursor:grab;transition:transform .15s ease,background .15s ease;z-index:10}.marker-head:hover{transform:translate(-50%) scale(1.2);background:#ff453a;box-shadow:0 0 10px #ff453ae6}.marker-head:active,.marker.dragging .marker-head{cursor:grabbing;background:#fff;border-color:#ff3b30;transform:translate(-50%) scale(1.3);box-shadow:0 0 12px #ffffffe6}.marker-buttons,.marker-buttons-wrapper{position:absolute;top:50%;transform:translateY(-50%);display:flex;gap:6px;pointer-events:all;z-index:11;transition:opacity .2s ease}.marker-buttons.right,.marker-buttons-wrapper.right{left:calc(100% + 8px)}.marker-buttons.left,.marker-buttons-wrapper.left{right:calc(100% + 8px);flex-direction:row-reverse}.marker-btn,.marker-play-btn,.marker-close-btn,.waveform-marker-button{width:24px;height:24px;border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;pointer-events:all;font-size:12px;background:#0f172ac7;color:#e2e8f0;border:1px solid rgba(148,163,184,.28);box-shadow:0 2px 6px #0f172a66;transition:background-color .18s ease,border-color .18s ease,color .18s ease,box-shadow .18s ease}.marker-btn:hover,.waveform-marker-button:hover{background:#1e293be0;border-color:#94a3b86b;box-shadow:0 3px 8px #0f172a73}.marker-play-btn,.marker-btn.play{background:#15803d29;border-color:#22c55e59;color:#bbf7d0;box-shadow:0 2px 6px #15803d26}.marker-play-btn .play-icon{margin-left:1px;font-size:11px;line-height:1;color:#22c55e;transition:color .18s ease}.marker-play-btn:hover,.marker-btn.play:hover{background:#16a34adb;border-color:#16a34a94;color:#f0fdf4;box-shadow:0 3px 10px #16a34a52}.marker-play-btn:hover .play-icon{color:#f0fdf4}.marker-close-btn,.marker-btn.close{background:#7f1d1d24;border-color:#ef444459;color:#fecaca;box-shadow:0 2px 6px #7f1d1d2e}.marker-close-btn .close-icon{font-size:14px;line-height:1;font-weight:600;color:#f87171;transition:color .18s ease}.marker-close-btn:hover,.marker-btn.close:hover{background:#dc2626e6;border-color:#dc2626a6;color:#fef2f2;box-shadow:0 3px 10px #dc262647}.marker-close-btn:hover .close-icon{color:#fef2f2}.marker-btn.action{background:#1e40af40;border-color:#3b82f666;color:#bfdbfe}.marker-btn.action:hover{background:#3b82f6e6;border-color:#3b82f6ad;color:#eff6ff;box-shadow:0 3px 10px #3b82f64d}.marker-btn:disabled,.marker-play-btn:disabled,.marker-close-btn:disabled{opacity:.42;cursor:not-allowed;box-shadow:none}.marker-time,.marker-time-label{position:absolute;bottom:-20px;left:50%;transform:translate(-50%);background:#000000d9;color:#fff;padding:2px 6px;border-radius:3px;font-size:10px;font-weight:600;font-family:SF Mono,Monaco,Menlo,monospace;white-space:nowrap;pointer-events:none;border:1px solid rgba(255,255,255,.2);box-shadow:0 2px 4px #0000004d;opacity:0;transition:opacity .1s ease}.marker:hover .marker-time,.marker:hover .marker-time-label,.waveform-user-marker:hover .marker-time,.thumbnail-marker:hover .marker-time-label,.marker.active .marker-time,.marker.active .marker-time-label{opacity:1}.marker.dragging .marker-time,.marker.dragging .marker-time-label{opacity:1;background:#fffffff2;color:#000;border-color:transparent}.marker.marker-set .marker-line,.waveform-user-marker.marker-set .waveform-user-marker-line,.thumbnail-marker.marker-set .thumbnail-marker-line{animation:none}.marker.loop-start .marker-line{background:#30d158;box-shadow:0 0 4px #30d15899;width:2px;border:none}.marker.loop-end .marker-line{background:#ff3b30;box-shadow:0 0 4px #ff3b3099;width:2px;border:none}.playback-indicator{position:absolute;top:0;bottom:0;transform:translate(-50%);pointer-events:none;z-index:6}.playback-indicator-line{position:absolute;top:0;bottom:0;left:50%;transform:translate(-50%);width:2px;background:#fff;box-shadow:0 0 4px #000000e6,0 0 8px #000c,0 0 12px #000c;border-radius:0;border:none}.playback-indicator-head{position:absolute;top:-4px;left:50%;transform:translate(-50%);width:8px;height:8px;border-radius:50%;background:#fff;border:1px solid rgba(0,0,0,.8);box-shadow:0 0 4px #000000e6,0 0 8px #000c}.marker.user-marker .marker-line,.user-marker-line{background:#ff9f0a;box-shadow:0 0 4px #ff9f0a99;border:none}.marker.user-marker:hover .marker-line,.marker.user-marker.active .marker-line{width:3px;background:#ffb340;box-shadow:0 0 8px #ffb340cc}.marker.user-marker .marker-head{background:#ff9f0a;border-color:#fff;box-shadow:0 0 6px #ff9f0ab3}.marker.user-marker .marker-head:hover{background:#ffb340;box-shadow:0 0 10px #ffb340e6}.marker.user-marker.dragging .marker-head{background:#fff;border-color:#ff9f0a}.compact .marker-head{width:8px;height:8px;top:-4px}.compact .marker-btn,.compact .marker-play-btn,.compact .marker-close-btn{width:20px;height:20px;font-size:10px}.compact .marker-time,.compact .marker-time-label{font-size:9px;padding:1px 4px;bottom:-18px}.marker-btn:focus-visible,.marker-play-btn:focus-visible,.marker-close-btn:focus-visible{outline:2px solid #3b82f6;outline-offset:2px}@media(prefers-contrast:high){.marker-line,.waveform-user-marker-line,.thumbnail-marker-line{border:1px solid currentColor}}.marker.dragging .marker-line,.waveform-user-marker.dragging .waveform-user-marker-line,.thumbnail-marker.dragging .thumbnail-marker-line{width:3px!important;background:#fff!important;box-shadow:0 0 8px #000,0 0 16px #000,0 0 24px #000000e6!important;border:none!important}.marker.dragging .marker-head,.marker-head:active{background:#fff!important;border-color:#ff3b30!important;transform:translate(-50%) scale(1.2);cursor:grabbing}.play-bar{width:100%;height:100%;min-height:40px;background:#0a0a0a;border:none;border-radius:0;padding:0;margin:0;box-sizing:border-box;position:relative;display:flex;align-items:stretch;transition:background-color .2s ease;z-index:2147483646;visibility:visible!important;opacity:1!important;flex:0 0 auto;overflow:visible}.play-bar-controls{width:100%;height:100%;position:relative;flex:1;box-sizing:border-box;overflow:visible}.progress-container{width:100%;height:100%;position:relative;cursor:pointer;user-select:none;overflow:visible}.progress-track{width:100%;height:100%;background:#0a0a0a;position:relative;border:none;border-radius:0;overflow:visible;contain:layout style}.playbar-section-outline{position:absolute;top:0;bottom:0;border:1px solid rgba(255,255,255,.15);box-shadow:none;box-sizing:border-box;pointer-events:none;z-index:2;opacity:1;transition:opacity .4s cubic-bezier(.37,0,.63,1);contain:strict}.playbar-section-outline:after{content:"";position:absolute;inset:0;border:1px solid var(--pattern-color, rgba(148, 163, 184, .3));box-shadow:inset 0 0 6px 2px var(--pattern-color, rgba(148, 163, 184, .08)),0 0 8px var(--pattern-color, rgba(148, 163, 184, .2));opacity:0;transition:opacity .4s cubic-bezier(.37,0,.63,1);pointer-events:none}.playbar-section-outline.hovered{opacity:1;border-color:var(--pattern-color, rgba(148, 163, 184, .5));box-shadow:0 0 4px var(--pattern-color, rgba(148, 163, 184, .15));transition:opacity .4s cubic-bezier(.25,.46,.45,.94)}.playbar-section-outline.hovered:after{opacity:1;transition:opacity .45s cubic-bezier(.25,.46,.45,.94)}.playbar-section-duration{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#94a3b8d9;font-size:.7em;font-weight:700;font-family:monospace;white-space:nowrap;pointer-events:none;z-index:10;text-shadow:0 1px 2px rgba(0,0,0,.5);opacity:0;transition:opacity .15s ease}.play-bar:hover .playbar-section-duration{opacity:1}.play-bar.moving .playbar-section-outline{transition:none;will-change:left,transform}.playbar-section-outline.resizing{transition:none}.playbar-section-outline.pattern-match{opacity:1;border-color:var(--pattern-color, rgba(148, 163, 184, .6));box-shadow:0 0 8px var(--pattern-color, rgba(148, 163, 184, .3))}.playbar-section-outline.pattern-match:after{opacity:1}.playbar-section-outline.stretching{opacity:1;box-shadow:none!important;border-color:#ffffff26;transition:none!important}.playbar-section-outline.stretching:after{opacity:0;box-shadow:none;transition:none!important}.play-bar.is-stretching .playbar-section-outline,.play-bar.is-stretching .progress-marker,.play-bar.is-stretching .progress-gap-overlay{transition:none!important;animation:none!important}.play-bar.is-stretching .playbar-section-glow{transition:opacity .3s ease-out,transform .3s ease-out!important}.play-bar.is-stretching .playbar-section-glow.zooming-target{opacity:1!important;transform:scaleY(1.6)!important}.playbar-section-glow{position:absolute;top:0;height:40%;background:linear-gradient(to bottom,var(--pattern-color, rgba(148, 163, 184, .4)) 0%,transparent 100%);opacity:0;pointer-events:none;z-index:1;transform-origin:top;transition:opacity .3s ease-out,transform .3s ease-out}.progress-track.has-hover .playbar-section-glow.hovered{opacity:.55;transform:scaleY(1.6)}.play-bar.is-zoomed .progress-track.has-hover .playbar-section-glow.hovered{opacity:.25}.play-bar.is-zoomed .playbar-section-outline{border-color:#ffffff14}.play-bar.is-zoomed .playbar-section-outline.hovered,.play-bar.is-zoomed .playbar-section-outline.pattern-match{border-color:var(--pattern-color, rgba(148, 163, 184, .3));box-shadow:0 0 4px var(--pattern-color, rgba(148, 163, 184, .15))}.play-bar.is-zoomed .progress-track.has-hover .playbar-section-glow:not(.hovered){opacity:.06}.progress-track.has-hover .playbar-section-glow:not(.hovered){opacity:.12}.progress-gap-overlay{position:absolute;top:0;bottom:0;background:linear-gradient(90deg,#000000d1,#000000f2);opacity:.95;pointer-events:none;z-index:1;border-left:1px solid rgba(239,68,68,.25);box-shadow:inset 1px 0 #ef444433}.progress-gap-overlay:after{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.12) 0px,rgba(255,255,255,.12) 6px,transparent 6px,transparent 12px);opacity:.55;pointer-events:none}.playback-indicator{position:absolute;top:0;bottom:0;width:0;transform:translate(-50%);pointer-events:none;z-index:6;transition:none}.playback-indicator-line{position:absolute;top:0;bottom:0;left:50%;width:2px;transform:translate(-50%);background:#fff;border-radius:0;border:none;box-shadow:0 0 4px #000000e6,0 0 8px #000c}.playback-indicator-head{display:none}.audio-end-marker{display:none;position:absolute;top:0;bottom:0;width:0;transform:translate(-50%);pointer-events:none;z-index:5;transition:left .22s cubic-bezier(.4,0,.2,1),opacity .22s ease-out}.audio-end-marker-line{position:absolute;top:0;bottom:0;left:50%;width:1px;transform:translate(-50%);background:linear-gradient(to bottom,#ef44441a,#ef444499 20%,#ef4444cc,#ef444499 80%,#ef44441a);box-shadow:0 0 4px #ef444459;border-radius:0}.play-bar.moving .audio-end-marker{transition:none}.play-bar.moving .audio-end-marker-line{box-shadow:none}.cursor-time-display{position:absolute;top:25%;transform:translateY(-50%);background:#111827e0;color:#fff;padding:.35em .55em;border-radius:.35em;font-size:.75em;font-weight:600;white-space:nowrap;z-index:6;pointer-events:none}.audio-hud-time-left .time-display{display:flex}.time-info{margin-bottom:.2em}.clip-info{font-size:.9em;color:#fffc;border-top:1px solid rgba(255,255,255,.2);padding-top:.2em}.clip-item{display:flex;align-items:center;gap:.3em;margin-bottom:.1em}.loop-region{position:absolute;top:0;height:100%;background:#4a90e233;border:.15em solid #4a90e2;border-radius:.25em;z-index:3;display:flex;align-items:center;justify-content:center}.loop-region-label{background:#4a90e2e6;color:#fff;padding:.15em .4em;border-radius:.2em;font-size:.6em;font-weight:600;white-space:nowrap}.temp-loop-region{position:absolute;top:0;height:100%;background:#22d3ee4d;border:.15em dashed #22d3ee;border-radius:.25em;z-index:4}.loop-controls{position:absolute;right:1em;top:50%;transform:translateY(-50%);z-index:10}.clear-loop-button{aspect-ratio:1;min-width:0;min-height:0;width:auto;height:auto;background:#dc2626cc;border:none;border-radius:50%;color:#fff;font-size:.9em;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background-color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease}.clear-loop-button:hover{background:#dc2626;transform:scale(1.1)}.progress-cursor,.cursor-play-button,.time-display,.media-title,.progress-handle,.hover-play-button{display:none}.play-bar .marker{height:100%;z-index:7}.play-bar .marker .marker-line{width:2px;background:#fff;box-shadow:0 0 4px #000000e6,0 0 8px #000c;border:none;border-radius:0}.play-bar .marker.marker-active .marker-line{background:#fff;box-shadow:0 0 6px #000,0 0 12px #000000e6}.play-bar .marker.marker-inactive .marker-line{background:#fff;box-shadow:0 0 4px #0009;opacity:.8}.play-bar .marker.marker-dragging .marker-line{width:3px;background:#fff;box-shadow:0 0 10px #ffffffe6}.play-bar .marker.loop-start .marker-line,.play-bar .marker.loop-end .marker-line{width:.2em}.play-bar .marker-time,.play-bar .marker-label{top:-1.4em;bottom:auto;background:#111827d9;color:#facc15;padding:.16em .45em;font-size:.6em;opacity:1}.play-bar .marker.marker-gliding{transition:left .5s cubic-bezier(.4,0,.2,1)!important}.loop-region.enhanced{position:relative;border:.15em solid #4a90e2;background:#4a90e226}.loop-region-content{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;align-items:center;justify-content:center;pointer-events:none}.loop-handle{position:absolute;top:0;width:.5em;height:100%;background:#4a90e2;cursor:ew-resize;z-index:8;transition:background-color .2s ease,width .2s ease}.loop-handle:hover{background:#2563eb;width:.65em}.loop-handle-start{left:-.25em;border-radius:.25em 0 0 .25em}.loop-handle-end{right:-.25em;border-radius:0 .25em .25em 0}.loop-handle:before{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:.15em;height:50%;background:#fffc;border-radius:.1em}.beat-segment[data-grid-type="4-beat"]{background:#22d3ee0f;height:88%;top:6%}.beat-segment[data-grid-type="4-beat"]:hover{background:#22d3ee1a;border-color:#22d3ee40}.beat-segment[data-grid-type=section]{background:#4a90e214;height:92%;top:4%}.beat-segment[data-grid-type=section]:hover{background:#4a90e21f;border-color:#4a90e24d}.beat-segment{position:absolute;top:0;height:100%;background:#ffffff0a;border-radius:.15em;margin-right:.15em;box-sizing:border-box;display:flex;align-items:center;justify-content:center;transition:background-color .2s ease,border-color .2s ease;box-shadow:inset 0 .1em #ffffff0d}.beat-segment.major{background:#4a90e21f;height:95%;top:2.5%;box-shadow:inset 0 .1em #4a90e233,0 0 .25em #4a90e24d}.beat-segment.minor{background:#22d3ee1a;height:92%;top:4%;box-shadow:inset 0 .1em #22d3ee26,0 0 .15em #22d3ee33}.beat-segment.regular{background:#ffffff08}.beat-segment:hover{background:#ffffff1a;border-color:#fff3}.beat-segment.major:hover{background:#4a90e226;border-color:#4a90e266}.beat-segment.minor:hover{background:#22d3ee1f;border-color:#22d3ee4d}.beat-segment-content{pointer-events:none;display:flex;align-items:center;justify-content:center;width:100%;height:100%}.beat-number{font-size:.5em;color:#fff6;font-weight:500;text-align:center;opacity:0;transition:opacity .2s ease}.beat-segment:hover .beat-number{opacity:1}.beat-segment.major .beat-number{font-size:.55em;color:#4a90e2cc;font-weight:600}.beat-segment.minor .beat-number{font-size:.5em;color:#22d3eeb3;font-weight:500}.beat-segment[data-grid-type=section]{background:#4a90e214;border:.15em solid rgba(74,144,226,.2);height:95%;top:2.5%;box-shadow:inset 0 .1em #4a90e21a,0 0 .2em #4a90e233}.beat-segment[data-grid-type=section]:hover{background:#4a90e226;border-color:#4a90e24d;box-shadow:inset 0 .1em #4a90e233,0 0 .4em #4a90e24d}.beat-segment[data-grid-type=section] .beat-number{font-size:.6em;color:#4a90e2e6;font-weight:700}.beat-segment{position:absolute;top:0;height:100%;box-sizing:border-box}.beat-segment.beat{background-color:#4a90e20d}.beat-segment.section{background-color:#22d3ee08}.beat-number,.section-number{position:absolute;top:.15em;left:.15em;font-size:.5em;color:#fff6;font-weight:500;line-height:1;pointer-events:none}.audio-controls{display:flex;align-items:center;gap:.5em;padding:0 .75em;background:#0000004d;border:1px solid rgba(168,175,189,.35);border-radius:.5em;margin:.25em;flex-shrink:0}.play-pause-button,.stop-button{background:#00000073;border:1px solid rgba(168,175,189,.35);color:#fff;font-size:1.05em;cursor:pointer;padding:.35em .5em;border-radius:.5em;transition:background-color .15s ease,transform .15s ease;display:flex;align-items:center;justify-content:center;min-width:2.2em;height:2.2em}.play-pause-button:hover,.stop-button:hover{background:#ffffff1f;transform:translateY(-1px)}.play-pause-button:disabled,.stop-button:disabled{opacity:.5;cursor:not-allowed;transform:none}.play-pause-button.playing{color:#4caf50}.volume-control{display:flex;align-items:center;gap:.3em}.volume-icon{font-size:.9em}.volume-slider{width:60px;height:4px;background:#fff3;border-radius:2px;outline:none;cursor:pointer}.volume-slider::-webkit-slider-thumb{appearance:none;width:12px;height:12px;background:#4caf50;border-radius:50%;cursor:pointer}.volume-slider::-moz-range-thumb{width:12px;height:12px;background:#4caf50;border-radius:50%;cursor:pointer;border:none}.playback-rate-control{display:flex;align-items:center;gap:.3em}.rate-label{font-size:.8em;color:#fffc}.rate-selector{background:#ffffff1a;border:1px solid rgba(255,255,255,.2);color:#fff;border-radius:.3em;padding:.2em .4em;font-size:.8em;cursor:pointer}.rate-selector:focus{outline:none;border-color:#4caf50}.time-display{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.1em;font-family:monospace;font-size:.85em;color:#ffffffe6;min-width:80px;line-height:1.1}.time-current{color:#fffffff2;font-weight:700;font-size:1.45em}.time-total{color:#fffffff2;font-size:1em;font-weight:500}.audio-error{color:#ff6b6b;font-size:1.1em;cursor:help}.fixed-play-button,.progress-container{visibility:visible!important;opacity:1!important}.progress-container.empty-state{position:relative}.progress-container.empty-state:before{content:"";position:absolute;inset:0;border-radius:4px;padding:2px;background:linear-gradient(90deg,#3b82f6,#8b5cf6,#ec4899,#3b82f6);background-size:300% 100%;animation:none;-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:opacity .3s ease;pointer-events:none;z-index:10}.progress-container.empty-state:hover:before{opacity:.8;animation:gradient-flow 4s linear infinite}@keyframes gradient-flow{0%{background-position:0% 50%}to{background-position:300% 50%}}.playbar-empty-state{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;gap:.5em;z-index:5;pointer-events:none;opacity:0;transition:opacity .25s ease}.progress-container.empty-state:hover .playbar-empty-state{opacity:1}.empty-state-icon{font-size:1.1em;animation:none}.progress-container.empty-state:hover .empty-state-icon{animation:subtle-bounce 2s ease-in-out infinite}@keyframes subtle-bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-2px)}}.empty-state-text{color:#ffffffd9;font-size:.8em;font-weight:500;letter-spacing:.02em;text-shadow:0 1px 4px rgba(0,0,0,.5)}.animated-grid-lines{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:2}.grid-line{position:absolute;top:0;height:100%;width:1px;background-color:#ffffff4d;transition:left .22s cubic-bezier(.4,0,.2,1),opacity .22s cubic-bezier(.4,0,.2,1),transform .22s cubic-bezier(.4,0,.2,1)}.play-bar.moving .grid-line{transition:none;will-change:left,transform}.audio-controls-overlay{display:inline-flex;align-items:center;gap:8px;background:#000000e6;border:2px solid rgba(180,180,180,.7);padding:8px 12px;border-radius:8px;box-shadow:0 8px 32px #000c,0 12px 48px #000000b3,0 4px 12px #000000e6,inset 0 1px #ffffff14;pointer-events:auto}.audio-controls-overlay:after{content:"";position:absolute;top:-20px;right:-30px;width:40px;height:calc(100% + 40px);background:transparent;pointer-events:auto;z-index:-1}.arrangement-content-wrapper .play-bar .audio-controls-overlay:not(.dragging){transition:transform .22s cubic-bezier(.4,0,.2,1),opacity .14s ease!important}.audio-controls-overlay.dragging{transition:none}.audio-controls-overlay .play-pause-button,.audio-controls-overlay .stop-button{background:none;border:2px solid rgba(180,180,180,.7);border-radius:4px;color:#f8fafc;cursor:pointer;padding:.18em .45em;line-height:1;transition:color .18s ease,transform .18s ease,border-color .18s ease,box-shadow .18s ease;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 6px #0006,inset 0 1px #ffffff14}.audio-controls-overlay .play-pause-button{font-size:1.4em}.audio-controls-overlay .stop-button{font-size:1.1em}.audio-controls-overlay .time-display{display:inline-flex;align-items:center;gap:4px;padding:4px 8px;border-radius:6px;background:#000000a6;color:#ffffffeb;font-weight:600;font-size:.8em;letter-spacing:.01em}.audio-controls-overlay.placement-left .time-display{order:0}.audio-controls-overlay.placement-left .play-pause-button,.audio-controls-overlay.placement-left .stop-button{order:1}.audio-controls-overlay.placement-right .time-display{order:2}.audio-controls-overlay .play-pause-button:hover,.audio-controls-overlay .stop-button:hover{color:#f8fafc;transform:scale(1.2)}.play-bar.moving .fixed-play-button,.play-bar.moving .loop-section-button,.play-bar.moving .clear-loop-button,.play-bar.moving .audio-controls-overlay .play-pause-button,.play-bar.moving .audio-controls-overlay .stop-button,.arrangement-content-wrapper.resizing .play-bar .fixed-play-button,.arrangement-content-wrapper.resizing .play-bar .loop-section-button,.arrangement-content-wrapper.resizing .play-bar .clear-loop-button,.arrangement-content-wrapper.resizing .play-bar .audio-controls-overlay .play-pause-button,.arrangement-content-wrapper.resizing .play-bar .audio-controls-overlay .stop-button{transition:none!important}.audio-controls-overlay .play-pause-button:disabled,.audio-controls-overlay .stop-button:disabled{opacity:.45;cursor:not-allowed;transform:none}.audio-hud-time-left{position:absolute;bottom:6px;left:6px;z-index:20;background:transparent;border:none;backdrop-filter:none;padding:2px 4px;pointer-events:none}.audio-hud-time-left,.audio-hud-time-left *{display:none!important}.audio-controls-overlay .time-display{display:flex;align-items:center;gap:4px;padding:4px 6px;border-radius:6px;background:#000000a6;color:#ffffffeb;font-weight:600;font-size:.8em;letter-spacing:.01em}.audio-controls-overlay .time-display .time-separator{color:#fff9;font-weight:500}.video-preview-indicator{position:absolute;top:-60px;z-index:15;pointer-events:none;display:flex;flex-direction:column;align-items:center;gap:4px}.preview-thumbnail{background:#000000e6;color:#4caf50;padding:4px 8px;border-radius:4px;font-size:.7em;font-weight:600;white-space:nowrap;border:1px solid rgba(76,175,80,.3);box-shadow:0 2px 8px #0006}.preview-time{background:#4caf50e6;color:#fff;padding:2px 6px;border-radius:3px;font-size:.6em;font-weight:600;font-family:monospace}.clip-details{font-size:.85em;color:#fff9;margin-left:4px}.playbar-transition-marker{position:absolute;top:0;bottom:0;width:3px;transform:translate(-50%);pointer-events:none;z-index:8;opacity:.7;transition:opacity .15s ease}.playbar-transition-marker.crossfade{background:linear-gradient(180deg,#64b4ffcc,#64b4ff66,#64b4ffcc);box-shadow:0 0 4px #64b4ff80}.playbar-transition-marker.dip-to-black{background:linear-gradient(180deg,#3c3c50e6,#14141e99,#3c3c50e6);box-shadow:0 0 4px #00000080}.play-bar:hover .playbar-transition-marker{opacity:1}.progress-track.stretching .playbar-transition-marker{opacity:.5}.play-bar.demo-preview-highlight{border:2px solid #4a90e2!important;box-shadow:0 0 20px #4a90e266,inset 0 0 10px #4a90e233!important;z-index:2147483646!important;transition:all .3s ease}.timeline-grid{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:1;background:linear-gradient(to bottom,#04060a,#0f0f0f);border-radius:8px}.beat-marker{position:absolute;top:0;bottom:0;width:1px;background-color:#ffffff1a;transition:transform .08s linear,opacity .08s linear;will-change:transform,opacity}.beat-marker.major{width:2px;background-color:#fff3}.beat-number{position:absolute;top:5px;left:50%;transform:translate(-50%);font-size:10px;color:#aaa}.timeline-clips-glow-layer{display:none}.timeline-clip{position:absolute;height:var(--timeline-clip-height, 80%);box-sizing:border-box;border-radius:8px;overflow:visible;pointer-events:auto;z-index:10;top:50%;transform:translateY(-50%);transition:z-index .15s ease-out,height .1s ease-out;touch-action:none;outline:none;user-select:none;border:1px solid color-mix(in srgb,var(--pattern-color, rgba(148, 163, 184, .3)) 50%,transparent);background:linear-gradient(135deg,#3a3a3a,#2a2a2a);contain:layout style}.timeline-container.is-randomizing .timeline-clip,.is-randomizing .timeline-clip{opacity:0!important;visibility:hidden!important;pointer-events:none!important}.clip-glow{position:absolute;inset:0;border-radius:8px;z-index:-1;pointer-events:none;box-shadow:0 0 6px var(--pattern-color, rgba(148, 163, 184, .25));contain:layout style}.clip-glow:after{content:"";position:absolute;inset:0;border-radius:8px;box-shadow:0 0 16px var(--pattern-color, rgba(148, 163, 184, .6));opacity:0;transition:opacity .2s ease}@keyframes clipFadeIn{0%{opacity:0;visibility:visible}to{opacity:1;visibility:visible}}.clip-fade-in{opacity:0;visibility:visible;animation:clipFadeIn .6s cubic-bezier(.2,0,.2,1) forwards;pointer-events:none!important}.clip-fade-in:after{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(90deg,transparent 55%,rgba(255,255,255,1) 56%,transparent 57%),linear-gradient(90deg,transparent 40%,rgba(255,255,255,.4) 50%,transparent 60%);background-size:100% 100%;animation:clipSweep .8s cubic-bezier(.2,0,.2,1) forwards;animation-delay:.1s;z-index:101;pointer-events:none;border-radius:8px;mix-blend-mode:overlay}@keyframes clipSweep{0%{transform:translate3d(-150px,0,0);opacity:0}20%{opacity:1}80%{opacity:1}to{transform:translate3d(500px,0,0);opacity:0}}.timeline-clip.clip-fade-in:hover,.timeline-clip.clip-fade-in:hover .clip-overlay,.timeline-clip.clip-fade-in:hover .clip-action-panel-top,.timeline-clip.clip-fade-in:hover .clip-time-panel-wrapper,.timeline-clip.clip-fade-in:hover .resize-handle{opacity:inherit!important;pointer-events:none!important}@keyframes fadeInThumbnail{0%{opacity:0}to{opacity:1}}.fade-in-thumbnail{opacity:0;animation:fadeInThumbnail .4s ease-out forwards}.timeline-clip.selected .clip-glow:after{opacity:1}.timeline-clip.fill-generated{border-style:dashed;border-color:#ffc107d9}.timeline-clip:hover{z-index:25;border-color:var(--pattern-color, rgba(148, 163, 184, .8))}.timeline-clip.selected{z-index:20;border:3px solid var(--pattern-color, rgba(148, 163, 184, 1))!important;box-shadow:0 0 12px var(--pattern-color, rgba(148, 163, 184, .6)),0 0 0 1px #00000080;background:linear-gradient(135deg,#4a4a4a,#3a3a3a)}.timeline-clip.selected .clip-content{box-shadow:inset 0 0 0 1px #ffffff1a}.timeline-clip.to-be-replaced{box-shadow:0 0 0 2px #4a90e2,0 0 15px #4a90e2cc;background:linear-gradient(135deg,#4a90e24d,#4a90e21a);border:2px solid rgba(74,144,226,.6);opacity:1;z-index:5!important;pointer-events:none!important;animation:fadeOutPlaceholder .8s ease-out forwards!important}@keyframes fadeOutPlaceholder{0%{opacity:1;transform:translateY(-50%) scale(1)}to{opacity:0;transform:translateY(-50%) scale(.95)}}.timeline-clip.resizing{outline:2px solid rgba(100,180,255,.8)!important;box-shadow:0 0 10px #64b4ff99!important;z-index:1000!important;transition:none!important}.timeline-clip.dragging,.timeline-clip.group-dragging{z-index:1000;cursor:grabbing;transform:translateY(-50%) scale(1.02);background:color-mix(in srgb,var(--pattern-color, #4a90e2) 10%,transparent)!important;border:2px solid var(--pattern-color, rgba(74, 144, 226, .8))!important;box-shadow:0 0 15px color-mix(in srgb,var(--pattern-color, #4a90e2) 40%,transparent)!important;transition:none}.timeline-clip.dragging .clip-content,.timeline-clip.group-dragging .clip-content{opacity:.2;transition:opacity .1s ease-out}.timeline-clip.dragging .clip-action-panel-floating,.timeline-clip.dragging .clip-time-panel-wrapper,.timeline-clip.dragging .resize-handle,.timeline-clip.dragging .clip-overlay,.timeline-clip.group-dragging .clip-action-panel-floating,.timeline-clip.group-dragging .clip-time-panel-wrapper,.timeline-clip.group-dragging .resize-handle,.timeline-clip.group-dragging .clip-overlay{opacity:0;pointer-events:none!important;transition:opacity .1s ease-out}.clip-content{position:relative;width:100%;height:100%;pointer-events:auto!important;overflow:visible;border-radius:8px;transition:opacity .3s cubic-bezier(.2,.8,.2,1)}.clip-inner{position:relative;width:100%;height:100%;pointer-events:auto;overflow:hidden;border-radius:8px}.clip-content video{width:100%;height:100%;object-fit:cover}.clip-thumbnail{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;z-index:1}.clip-speed-badge{position:absolute;top:6px;left:6px;z-index:6;padding:2px 6px;border-radius:999px;background:#0000008c;border:1px solid rgba(255,255,255,.18);color:#fffffff2;font-size:10px;font-weight:700;font-family:SF Mono,Monaco,Consolas,ui-monospace,monospace;pointer-events:none;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}.clip-overlay{position:absolute;inset:0;background:linear-gradient(to bottom,#00000080,#0000,#00000080);opacity:0;transition:opacity .3s cubic-bezier(.25,.8,.25,1);display:flex;flex-direction:column;justify-content:space-between;padding:8px;pointer-events:none;z-index:2}.clip-action-panel-floating{position:absolute;left:50%;display:flex;align-items:center;gap:4px;padding:5px 8px;background:#181820eb;border-radius:8px;border:1px solid rgba(255,255,255,.12);z-index:50;pointer-events:none;opacity:0;transition:transform .3s cubic-bezier(.25,.8,.25,1),opacity .3s cubic-bezier(.25,.8,.25,1)}.clip-action-panel-top{top:6px;transform:translate(-50%)}.timeline-clip:hover .clip-action-panel-top,.timeline-clip.is-hovering .clip-action-panel-top{opacity:1;pointer-events:auto}.clip-time-panel-wrapper{position:absolute;bottom:44px;left:50%;transform:translate(-50%);z-index:50;pointer-events:none;opacity:0;transition:opacity .3s cubic-bezier(.25,.8,.25,1)}.timeline-clip:hover .clip-time-panel-wrapper,.timeline-clip.is-hovering .clip-time-panel-wrapper{opacity:1;pointer-events:auto}.clip-time-panel{position:relative;display:flex;align-items:center;gap:5px;padding:4px 10px;background:#181820eb;border-radius:6px;border:1px solid rgba(79,172,254,.25);cursor:pointer;transition:background-color .1s ease;pointer-events:auto}.clip-time-panel:hover{background:#4facfe59;border-color:#4facfe80}.clip-time-icon{font-size:12px;line-height:1}.clip-time-value{font-size:12px;font-weight:600;font-family:SF Mono,Monaco,Consolas,monospace;color:#fffffff2;letter-spacing:-.02em}.clip-action-btn{display:flex;align-items:center;justify-content:center;gap:4px;min-width:30px;height:30px;padding:0 8px;border:none;border-radius:6px;font-size:15px;cursor:pointer;transition:background-color .1s ease,transform .1s ease;pointer-events:auto}.clip-action-btn:hover{transform:scale(1.05)}.clip-action-btn:active{transform:scale(.95)}.clip-action-randomize{background:#ffaa3233;padding:0 10px}.clip-action-randomize:hover{background:#ffaa3259}.clip-action-speed{background:#ffffff1f;border:1px solid rgba(255,255,255,.14);min-width:44px;height:30px;padding:0 10px;font-size:11px;font-weight:700;font-family:SF Mono,Monaco,Consolas,ui-monospace,monospace;color:#fffffff2}.clip-action-speed:hover{background:#ffffff2e;border-color:#ffffff38}.clip-action-delete{background:#ff505033}.clip-action-delete:hover{background:#ff505059}.timeline-clip:hover .clip-overlay{opacity:1}.clip-info{display:flex;flex-direction:column;justify-content:flex-end;position:absolute;left:0;right:0;bottom:0;background:#0009;padding:6px 8px 4px;border-radius:0 0 4px 4px;z-index:5;min-height:40px;overflow:visible;gap:4px}.clip-title{font-size:12px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#fff;margin-top:2px;flex-shrink:1;min-width:0}.clip-beats{font-size:10px;color:#ccc}.clip-position{display:none!important}.clip-marker-indicator{font-size:10px;color:#4facfe;background:#4facfe33;padding:1px 4px;border-radius:3px;margin-top:2px;display:inline-block}.resize-handle{position:absolute;top:0;bottom:0;width:5px;background-color:#ffffff1a;cursor:ew-resize;z-index:10;transition:background-color .2s;opacity:0}.resize-handle.disabled{opacity:.25!important;cursor:not-allowed;pointer-events:none}.resize-handle:hover,.resize-handle:active{background-color:#4a90e266}.resize-handle-left{left:0;border-top-left-radius:8px;border-bottom-left-radius:8px}.resize-handle-right{right:0;border-top-right-radius:8px;border-bottom-right-radius:8px}.clip-beat-markers{position:absolute;inset:0;display:flex;pointer-events:none;z-index:1}.clip-beat-marker{flex:1;border-right:1px solid rgba(255,255,255,.1);height:100%}.clip-beat-marker:last-child{border-right:none}.timeline-clip.dragging{cursor:grabbing}.timeline-clip{transition:z-index .15s ease-out,opacity .3s cubic-bezier(.4,0,.2,1)}body.is-global-dragging .timeline-clip:not(.dragging):not(.group-dragging):not(.to-be-replaced){opacity:.85}body.is-global-dragging .timeline-clip.selected:not(.dragging):not(.group-dragging){opacity:.85}body.is-global-dragging .timeline-clip.dragging,body.is-global-dragging .timeline-clip.group-dragging{opacity:1}.clip-hover-marker{position:absolute;top:0;bottom:0;width:2px;z-index:15;pointer-events:none;opacity:0;transition:opacity .25s ease-in-out}.timeline-clip:hover .clip-hover-marker,.timeline-clip.is-hovering .clip-hover-marker{pointer-events:auto;cursor:ew-resize}.clip-hover-marker-line{position:absolute;top:0;bottom:0;left:0;width:2px;background:linear-gradient(to bottom,#4facfee6,#4facfe99,#4facfee6);box-shadow:0 0 6px #4facfe99}.clip-hover-marker-head{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:10px;height:10px;background:#4facfe;border-radius:50%;box-shadow:0 0 8px #4facfecc}.timeline-clip:hover .clip-hover-marker,.timeline-clip.is-hovering .clip-hover-marker{opacity:1}.timeline-clip.dragging .clip-hover-marker,.timeline-clip.group-dragging .clip-hover-marker,.timeline-clip.resizing .clip-hover-marker{opacity:0}.loading-overlay{position:absolute;inset:0;background:#000;z-index:100;pointer-events:none;border-radius:inherit;display:flex;align-items:center;justify-content:center}.loading-spinner{width:40px;height:40px;border:4px solid rgba(255,255,255,.2);border-top-color:#fffc;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.keyboard-tips-main{position:absolute;top:12px;left:56px;z-index:20;display:flex;flex-direction:row;align-items:center;gap:6px;pointer-events:none;user-select:none}.keyboard-tips-main.collapsed:not(.force-show) .keyboard-tips-content{display:none}.keyboard-tips-main.collapsed:not(.force-show)~.keyboard-tip-play,.keyboard-tips-main.collapsed:not(.force-show)~.keyboard-tip-drag{display:none}.keyboard-tips-content{display:flex;flex-direction:column;align-items:flex-start;gap:2px}.keyboard-tips-controls{display:flex;flex-direction:column;align-items:center;gap:3px;justify-content:center}.keyboard-collapse-toggle{width:auto;height:auto;padding:0;background:transparent;border:none;outline:none;color:#fff9;font-size:24px;line-height:1;cursor:pointer;pointer-events:auto;display:flex;align-items:center;justify-content:center;transition:color .15s ease}.keyboard-collapse-toggle:hover{color:#fffc}.keyboard-collapse-toggle:focus{outline:none}.keyboard-tips-main .tip-line{display:flex;align-items:center;gap:clamp(6px,2vw,16px);flex-wrap:wrap}.keyboard-tips-main .tip{display:inline-flex;align-items:center;gap:4px;color:#ffffff73;font-size:10px;white-space:nowrap;letter-spacing:.02em}.keyboard-tips-main kbd{display:inline;padding:0 2px;color:#fff9;font-family:inherit;font-size:10px;font-weight:500}.keyboard-toggle{width:18px;height:18px;padding:0;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:3px;color:#fff9;font-size:11px;font-weight:500;cursor:pointer;pointer-events:auto;display:flex;align-items:center;justify-content:center;transition:background .15s ease,border-color .15s ease,opacity .2s cubic-bezier(.34,1.56,.64,1)}.keyboard-toggle:hover{background:#fff3;border-color:#ffffff59}.keyboard-toggle:focus{outline:none}.keyboard-tip-play{position:absolute;bottom:6px;left:12px;z-index:20;display:inline-flex;align-items:center;gap:4px;color:#ffffffbf;font-size:10px;white-space:nowrap;letter-spacing:.02em;pointer-events:none;user-select:none}.keyboard-tip-play kbd{display:inline;padding:0 2px;color:#ffffffd9;font-family:inherit;font-size:10px;font-weight:500}.keyboard-tip-drag{position:absolute;bottom:6px;right:12px;z-index:20;display:inline-flex;align-items:center;color:#fff9;font-size:10px;white-space:nowrap;letter-spacing:.02em;pointer-events:none;user-select:none}body.is-global-dragging .keyboard-tips-main,body.is-global-dragging .keyboard-tip-play,body.is-global-dragging .keyboard-tip-drag{opacity:0!important;pointer-events:none!important}@media(max-width:1200px){.keyboard-tips-main .tip-line{gap:clamp(4px,1.5vw,10px)}}@media(max-width:1000px){.keyboard-tips-main .tip-line{gap:clamp(3px,1vw,6px)}.keyboard-tips-main .tip{font-size:9px}}@media(min-width:1400px){.keyboard-tips-main .tip-line{gap:clamp(12px,2.5vw,24px)}}@media(max-width:900px){.keyboard-tips-main,.keyboard-tip-play,.keyboard-tip-drag{display:none}}.timeline-clip-height-resize{position:absolute;bottom:4px;left:50%;transform:translate(-50%);z-index:25;width:40px;height:16px;display:flex;align-items:center;justify-content:center;cursor:ns-resize;pointer-events:auto;user-select:none;border-radius:4px;background:#ffffff14;transition:background .15s ease}.timeline-clip-height-resize:hover{background:#ffffff26}.timeline-clip-height-resize.dragging{background:#4a90e24d}.timeline-clip-height-resize .resize-arrow{color:#ffffff80;font-size:14px;line-height:1;letter-spacing:2px}.timeline-clip-height-resize:hover .resize-arrow{color:#fffc}.timeline-clip-height-resize.dragging .resize-arrow{color:#4a90e2e6}body.is-global-dragging .timeline-clip-height-resize{opacity:0!important;pointer-events:none!important}.keyboard-tips-main.force-show{animation:shortcutsFadeInOut 5s ease-in-out forwards}.keyboard-tips-main.force-show .keyboard-tips-content{animation:shortcutsContentFade 5s ease-in-out forwards}@keyframes shortcutsFadeInOut{0%{opacity:.5}10%{opacity:1}80%{opacity:1}to{opacity:.5}}@keyframes shortcutsContentFade{0%{opacity:0;transform:translate(-8px)}10%{opacity:1;transform:translate(0)}80%{opacity:1;transform:translate(0)}to{opacity:0;transform:translate(-8px)}}.keyboard-tip-play.force-show,.keyboard-tip-drag.force-show{animation:shortcutsContentFade 5s ease-in-out forwards}.arrangement-timeline{position:relative;width:100%;height:100%;background:#0a0a0a;border-radius:0;overflow:hidden;user-select:none;box-shadow:none;transform:translateZ(0)}.arrangement-timeline .timeline-content{position:relative;width:100%;height:100%;transform:translateZ(0)}.arrangement-timeline .timeline-container{flex:1;position:relative;background-color:#25252599;overflow-y:auto;min-height:0;border-radius:0;width:100%;transform:translateZ(0);will-change:auto}.arrangement-timeline .timeline-container:hover .beat-number{color:#e2e8f0;font-weight:500}.arrangement-timeline .timeline-clips{position:absolute;inset:30px 0 0;pointer-events:auto;z-index:3;overflow-y:auto;overflow-x:hidden;min-height:0;transform:translateZ(0);will-change:auto}.arrangement-timeline .empty-timeline-message{position:absolute;inset:0;display:flex;justify-content:center;align-items:center;color:#777;font-style:italic}.timeline-scroll-container{position:absolute;inset:0;overflow-x:auto;overflow-y:hidden;scrollbar-width:thin;scrollbar-color:#555 #333}.timeline-scroll-container::-webkit-scrollbar{height:12px}.timeline-scroll-container::-webkit-scrollbar-track{background:#333;border-radius:6px}.timeline-scroll-container::-webkit-scrollbar-thumb{background-color:#555;border-radius:6px;border:3px solid #333}.timeline-scroll-container::-webkit-scrollbar-thumb:hover{background-color:#777}.timeline-cursor{position:absolute;top:0;bottom:0;width:2px;background-color:#4a90e2;z-index:5;pointer-events:none;box-shadow:0 0 4px #4a90e266;transition:left .1s linear;will-change:left;display:none}.timeline-cursor:after{content:"";position:absolute;top:0;left:-4px;width:0;height:0;border-left:5px solid transparent;border-right:5px solid transparent;border-top:6px solid #4a90e2}.timeline-back-button{position:absolute;top:12px;left:12px;z-index:25;display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;padding:0;background:#1e293bf2;border:1px solid rgba(148,163,184,.3);border-radius:8px;color:#e2e8f0;font-size:18px;font-weight:600;cursor:pointer;transition:background-color .15s ease,border-color .15s ease,transform .15s ease;box-shadow:0 2px 8px #0000004d}.timeline-back-button:hover{background:#334155f2;border-color:#94a3b880;transform:translate(-2px)}.timeline-back-button:active{transform:translate(-1px) scale(.95)}.timeline-floating-controls,.timeline-back-button{transition:opacity .3s cubic-bezier(.4,0,.2,1)}.timeline-floating-controls button,.timeline-back-button{outline:none}.timeline-floating-controls button:focus,.timeline-back-button:focus{outline:none}body.is-global-dragging .timeline-floating-controls,body.is-global-dragging .timeline-back-button{opacity:0!important;pointer-events:none!important}@keyframes demo-pulse-border{0%,to{box-shadow:0 0 0 2px #ffffff80,0 0 12px #ffffff4d}50%{box-shadow:0 0 0 4px #ffffffb3,0 0 20px #ffffff80}}body.demo-step-timeline-randomize .btn-randomize-all{animation:demo-pulse-border 1.5s ease-in-out infinite;border-color:#fff9!important}.selection-overlay{position:absolute;background:#4a90e226;border:2px solid #4a90e2;border-radius:4px;pointer-events:none;z-index:100;box-shadow:0 0 0 1px #4a90e266,inset 0 0 12px #4a90e21a}.hover-preview{position:absolute;background:#000000b3;border:1px solid #555;border-radius:8px;padding:8px;color:#fff;font-size:12px;z-index:1000;pointer-events:none;box-shadow:0 4px 12px #0006}.mini-timeline{position:relative;background:#0a0a0a;border-radius:12px;overflow:hidden;display:flex;flex-direction:column;flex:1 1 0;width:100%;max-width:none;min-width:0;min-height:50px;margin:0;padding:0;box-sizing:border-box;border:1px solid rgba(255,255,255,.15);box-shadow:0 0 8px #ffffff0d,inset 0 0 4px #ffffff05;contain:layout style paint;will-change:auto;transform:translateZ(0);transition:border-color .2s ease-out,box-shadow .2s ease-out}.mini-timeline-grid{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;flex-direction:column}.section-preview-block:hover .mini-timeline,.section-preview-block.section-hovered .mini-timeline{border-color:#ffffff4d;box-shadow:0 0 12px #ffffff1a,inset 0 0 6px #ffffff0a}.mini-beat-marker{flex:1;border-bottom:1px solid #222;opacity:.2}.mini-beat-marker:last-child{border-bottom:none}.mini-clip{position:absolute;left:0;right:0;border-radius:3px;opacity:1;overflow:hidden;z-index:10;min-height:8px;min-width:0;box-sizing:border-box;contain:layout style paint;will-change:auto;transform:translateZ(0)}.mini-clip.fallback{background-color:#666;border:2px solid #888}.mini-clip.thumbnail{background:#222;border:none;box-shadow:none}.mini-thumbnail-video{width:100%;height:100%;object-fit:cover;border-radius:1px;pointer-events:none;background:#000}.mini-thumbnail-loading{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:2}.loading-dot{width:4px;height:4px;background:#fff;border-radius:50%;animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%,to{opacity:.3;transform:scale(.8)}50%{opacity:1;transform:scale(1.2)}}.mini-thumbnail-debug{position:absolute;bottom:1px;right:1px;background:#000c;color:#fff;font-size:8px;padding:1px 2px;border-radius:2px;font-family:monospace;line-height:1;z-index:3}.arrangement-content-wrapper.performance-mode .mini-clip{transition:none!important;animation:none!important}@media(max-width:768px){.mini-timeline{height:32px}.mini-clip{left:1px;right:1px}.mini-thumbnail-debug{font-size:7px;padding:0 1px}}@keyframes miniClipFadeIn{0%{opacity:0}to{opacity:1}}.mini-clip-fade-in{opacity:0;animation:miniClipFadeIn .8s cubic-bezier(.4,0,.2,1) forwards}.mini-clip-image{position:absolute;top:0;left:0;width:100%;height:100%;background-size:cover;background-position:center;background-repeat:no-repeat;opacity:0;animation:fadeInThumbnail .4s ease-out forwards}@keyframes fadeInThumbnail{to{opacity:1}}.mini-timeline-wrapper:after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at center,transparent 15%,rgba(0,0,0,var(--cin-vignette, 0)) 100%);pointer-events:none;z-index:5;border-radius:inherit;transition:background var(--cin-transition, .2s) ease}.mini-timeline-wrapper:before{content:"";position:absolute;inset:0;background:linear-gradient(to bottom,rgba(0,0,0,calc(var(--cin-top-gradient, 0) * .7)) 0%,transparent 35%,transparent 70%,rgba(0,0,0,calc(var(--cin-bottom-gradient, 0) * .5)) 100%);pointer-events:none;z-index:6;border-radius:inherit;transition:background var(--cin-transition, .2s) ease}[data-cinematic=true] .mini-timeline{box-shadow:inset 0 calc(var(--cin-inner-shadow, 0) * 4px) calc(var(--cin-inner-shadow, 0) * 14px) rgba(0,0,0,calc(var(--cin-inner-shadow, 0) * .7)),inset 0 calc(var(--cin-inner-shadow, 0) * -2px) calc(var(--cin-inner-shadow, 0) * 8px) rgba(0,0,0,calc(var(--cin-inner-shadow, 0) * .4)),0 0 8px #ffffff0d,inset 0 0 4px #ffffff05;border-width:var(--cin-border-width, 1px);border-color:rgba(255,255,255,var(--cin-border-opacity, .15))}[data-cinematic=true] .section-preview-block{box-shadow:0 0 var(--cin-glow-spread, 8px) rgba(var(--pattern-color-rgb, 148, 163, 184),calc(var(--cin-glow-intensity, .3) * .3)),inset 0 0 calc(var(--cin-glow-spread, 8px) * .25) rgba(var(--pattern-color-rgb, 148, 163, 184),calc(var(--cin-glow-intensity, .3) * .1))}[data-cinematic=true] .section-preview-block.section-hovered{box-shadow:0 0 calc(var(--cin-glow-spread, 8px) * 2) rgba(var(--pattern-color-rgb, 148, 163, 184),calc(var(--cin-glow-intensity, .3) * .5)),inset 0 0 calc(var(--cin-glow-spread, 8px) * .5) rgba(var(--pattern-color-rgb, 148, 163, 184),calc(var(--cin-glow-intensity, .3) * .15))}.section-container{width:100%;height:100%;min-width:0;background:#000;border:none;border-radius:0;overflow:hidden;display:flex;flex-direction:column;contain:layout style}.section-container.is-stretching{contain:strict}.section-container.is-stretching *{transition:none!important;animation:none!important}.section-container.is-stretching .section-preview-block{box-shadow:none!important;border-color:transparent!important}.section-placeholder{display:flex;align-items:center;justify-content:center;width:100%;height:100%}.placeholder-content{text-align:center;color:#999}.placeholder-content .placeholder-icon{font-size:48px}.sections-overview{flex:1;overflow:hidden;padding:0;margin:0;display:flex;flex-direction:column;contain:strict}.sections-container{display:flex;gap:0;height:100%;overflow:hidden;flex-wrap:nowrap;width:100%;border:none;position:relative;contain:layout style}.section-preview-block{flex:none;min-width:0;background:#000;border:none;border-radius:12px;padding:0;margin:0;box-sizing:border-box;cursor:pointer;display:flex;flex-direction:column;gap:0;position:relative;min-height:100px;overflow:visible;box-shadow:0 0 4px var(--pattern-color, rgba(148, 163, 184, .08)),inset 0 0 2px var(--pattern-color, rgba(148, 163, 184, .03));transition:opacity .4s ease-in-out,box-shadow .35s ease-in-out,border-color .35s ease-in-out;contain:layout style}.sections-container:has(.section-preview-block.section-hovered) .section-preview-block:not(.pattern-hovered):not(.section-hovered){opacity:.4;transition:opacity .4s ease-in-out}.sections-container:has(.section-preview-block.section-hovered) .section-preview-block.pattern-hovered:not(.section-hovered){opacity:.75}.section-preview-block.pattern-hovered{opacity:1;z-index:10;box-shadow:0 0 12px var(--pattern-color, rgba(148, 163, 184, .3)),inset 0 0 4px var(--pattern-color, rgba(148, 163, 184, .1));transition:opacity .35s ease-in-out,box-shadow .35s ease-in-out}.section-preview-block.section-hovered{opacity:1!important;z-index:50;border:2px solid var(--pattern-color, rgba(148, 163, 184, .5));border-radius:12px;box-shadow:0 0 16px var(--pattern-color, rgba(148, 163, 184, .4)),inset 0 0 4px var(--pattern-color, rgba(148, 163, 184, .1));transition:opacity .35s ease-in-out,border-color .35s ease-in-out,box-shadow .35s ease-in-out}.section-preview-block.waveform-hovered{z-index:15;box-shadow:0 0 8px var(--pattern-color, rgba(148, 163, 184, .15)),inset 0 0 3px var(--pattern-color, rgba(148, 163, 184, .05));transition:box-shadow .2s ease-out}.sections-container:has(.section-preview-block.waveform-hovered):not(:has(.section-preview-block.section-hovered)) .section-preview-block:not(.waveform-hovered){opacity:1;filter:none}.sections-container.is-stretching .section-preview-block.section-hovered{border:none;box-shadow:none}.sections-container.is-stretching .section-preview-block.pattern-hovered{box-shadow:none}.sections-container.is-stretching .section-preview-block{transition:none!important;animation:none!important;box-shadow:none!important;filter:none!important}.section-visual{flex:1;width:100%;position:relative}.section-hover-guard{background:transparent}.section-preview-block{transition:transform .3s cubic-bezier(.22,1,.36,1),opacity .2s ease-out}.section-preview-block.is-dragging{opacity:1;transform:scale(1.05) translateY(-8px);z-index:1000;cursor:grabbing;box-shadow:0 20px 40px -10px #0009;transition:transform .1s ease-out}.section-preview-block.is-swapping{transition:transform .35s cubic-bezier(.34,1.56,.64,1)}.section-preview-block:after{content:"";position:absolute;inset:0;border:2px solid var(--pattern-color, rgba(74, 158, 255, .4));border-radius:inherit;opacity:0;z-index:-1;transition:opacity .3s ease-out;pointer-events:none}.section-preview-block.is-swapping:after{opacity:1}.sections-container.is-dragging{cursor:grabbing}.sections-container.is-dragging *{user-select:none}body.is-global-dragging .section-preview-block .section-actions,body.is-global-dragging .section-actions,body.is-global-dragging .section-container .section-actions{opacity:0!important;pointer-events:none!important;transition:opacity .2s ease-out!important}.section-actions{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:space-between;align-items:center;padding:6px 0;z-index:100;overflow:visible;opacity:0;transform:scale(.98);transition:opacity .2s ease-out,transform .3s cubic-bezier(.34,1.56,.64,1);will-change:opacity,transform;pointer-events:none}.section-preview-block:hover .section-actions,.section-preview-block.section-hovered .section-actions{opacity:1;transform:scale(1)}.section-actions.is-active-action{opacity:1!important;pointer-events:none!important;filter:none!important;transform:scale(1)!important;z-index:1000;transition:none!important}.section-actions.is-active-action .section-actions-bottom{opacity:1!important;transform:translateY(0) scale(1)!important;pointer-events:none!important}.section-actions-top,.section-actions-bottom{pointer-events:auto}.section-actions-top{display:flex;flex-direction:column;gap:3px;align-items:center;background:#080a12eb;border-radius:8px;padding:5px 6px;border:1px solid rgba(255,255,255,.08);box-shadow:0 4px 16px #0006;position:relative;z-index:500}.section-actions-row{display:flex;flex-direction:row;gap:2px;align-items:center}.section-action-btn{border:none;border-radius:6px;background:transparent;padding:6px 8px;cursor:pointer;font-size:16px;line-height:1;outline:none;pointer-events:auto;transition:background .15s ease,transform .1s ease}.section-action-btn:hover{background:#ffffff26;transform:scale(1.05)}.section-action-btn:active{transform:scale(.95)}.section-action-btn:focus{outline:none}.section-action-btn-icon{color:#ffffffb3;padding:5px 6px}.section-action-btn-icon:hover{color:#fff}.section-action-btn-icon:disabled{opacity:.3;cursor:not-allowed}.section-action-btn-icon:disabled:hover{background:transparent;transform:none}.section-actions-bottom{display:flex;flex-direction:row;align-items:center;justify-content:center;gap:2px;align-self:center;background:#0c1220f2;border-radius:999px;padding:4px;position:relative;z-index:600;border:1px solid rgba(255,255,255,.12);box-shadow:0 4px 20px #0006,0 0 0 1px #0003;opacity:0;transform:translateY(12px) scale(.9);transition:opacity .2s ease-out,transform .3s cubic-bezier(.34,1.56,.64,1);pointer-events:none;min-width:80px}.section-preview-block.section-hovered .section-actions-bottom{opacity:1;transform:translateY(0) scale(1);pointer-events:auto}.action-spacer{width:28px;height:28px;flex:0 0 auto}.section-action-btn-arrow{display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;color:#ffffff80;background:transparent;border:1px solid transparent;transition:all .15s cubic-bezier(.4,0,.2,1);padding:0}.section-action-btn-arrow:hover{color:#fff;background:#ffffff1a;transform:scale(1.1)}.section-action-btn-arrow:active{transform:scale(.9);background:#ffffff26}.section-action-btn-drag{display:flex;align-items:center;justify-content:center;width:32px;height:28px;border-radius:6px;color:#fff6;background:#ffffff08;margin:0 2px;border:1px solid rgba(255,255,255,.05);cursor:grab;transition:all .2s cubic-bezier(.4,0,.2,1)}.section-action-btn-drag:hover{background:#ffffff1a;border-color:#ffffff26;color:#ffffffe6;transform:scale(1.05)}.section-action-btn-drag:active{cursor:grabbing;background:#ffffff26;color:#fff;transform:scale(.95);box-shadow:inset 0 1px 3px #0000004d}.section-action-btn-with-badge{position:relative;display:flex;align-items:center;gap:0}.section-action-btn-with-badge .btn-icon{display:inline}.section-action-btn-with-badge .btn-badge{font-weight:900;margin-left:-2px}.section-action-btn-with-badge .btn-badge-large{font-size:1.6em;font-weight:900;color:#22c55e;text-shadow:0 0 8px rgba(34,197,94,.8)}.pattern-glow-bottom{position:absolute;bottom:0;left:0;right:0;height:60%;background:linear-gradient(to top,var(--pattern-color, rgba(148, 163, 184, .5)) 0%,rgba(148,163,184,.15) 40%,transparent 100%);opacity:.6;pointer-events:none;z-index:3;transition:opacity .35s ease-in-out,height .35s ease-in-out}.section-preview-block:hover .pattern-glow-bottom,.section-preview-block.section-hovered .pattern-glow-bottom{opacity:.8;height:70%}.section-preview-block.pattern-hovered .pattern-glow-bottom{opacity:.7;height:65%}.mini-timeline-wrapper{position:absolute;inset:0;display:flex;align-items:stretch;justify-content:stretch;overflow:hidden;z-index:1;pointer-events:none}.mini-timeline-wrapper .mini-timeline{max-width:none;width:100%;height:100%;min-height:100%;margin:0}.sections-outline-overlay{position:absolute;inset:0;pointer-events:none;z-index:2}.section-outline-segment{position:absolute;top:0;bottom:0;border:none;border-radius:12px;box-sizing:border-box;pointer-events:none;opacity:1;border-left:var(--left-border, 0px) solid var(--pattern-color, rgba(148, 163, 184, .9));border-right:var(--right-border, 0px) solid var(--pattern-color, rgba(148, 163, 184, .9));box-shadow:inset calc(var(--left-glow, 0px) * -1) 0 var(--left-glow, 0px) calc(var(--left-glow, 0px) * .3) var(--pattern-color, rgba(148, 163, 184, .5)),inset var(--right-glow, 0px) 0 var(--right-glow, 0px) calc(var(--right-glow, 0px) * .3) var(--pattern-color, rgba(148, 163, 184, .5));will-change:border-width,box-shadow;transition:opacity .3s ease;contain:layout style}.section-outline-segment:after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 3px 1px var(--pattern-color, rgba(148, 163, 184, .04));opacity:0;transition:opacity .4s ease-in-out;pointer-events:none}.section-outline-segment.pattern-match{opacity:1;transition:opacity .35s ease-in-out}.section-outline-segment{opacity:1}.section-outline-segment.pattern-match:after{opacity:1;transition:opacity .35s ease-in-out}.sections-outline-overlay.has-hover .section-outline-segment:not(.pattern-match){opacity:0}.section-outline-segment.stretching{opacity:.15;box-shadow:none!important;transition:opacity .3s ease-out}.section-outline-segment.stretching:after{opacity:.1;box-shadow:none}.section-outline-segment.resizing{transition:none}.section-container{animation:fadeIn .3s ease-in-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes patternChange{0%{opacity:.5;transform:scale(.95)}50%{opacity:.8;transform:scale(1.02)}to{opacity:1;transform:scale(1)}}.section-preview-block.pattern-changed{animation:patternChange .3s ease}@media(prefers-contrast:high){.section-preview-block{border-width:3px}.mini-clip{opacity:1}}@media(max-width:768px){.section-preview-block{padding:6px}.mini-timeline{height:24px}.pattern-indicator{font-size:14px;height:16px}}.section-action-btn{padding:6px;background:transparent;border:none;color:#10b981e6;font-size:20px;cursor:pointer;transition:transform .15s ease,filter .15s ease;filter:drop-shadow(0 0 8px rgba(16,185,129,.3));display:flex;align-items:center;justify-content:center}.section-action-btn:hover{transform:scale(1.2);filter:drop-shadow(0 0 16px rgba(16,185,129,.8))}.section-action-btn:active{transform:scale(1)}.section-action-btn[data-action=clear],.section-action-btn[data-action=newEmpty]{color:#3b82f6e6;filter:drop-shadow(0 0 8px rgba(59,130,246,.3))}.section-action-btn[data-action=clear]:hover,.section-action-btn[data-action=newEmpty]:hover{filter:drop-shadow(0 0 16px rgba(59,130,246,.8))}.section-preview-block.drag-over{box-shadow:0 0 0 3px #4caf50cc!important;background:#4caf5026;transform:translateY(-2px) scale(1.02);border:2px solid rgba(76,175,80,.6)}.section-action-btn[data-action=drag]{cursor:grab}.section-action-btn[data-action=drag]:active{cursor:grabbing}.section-action-btn-with-badge{position:relative}.section-action-btn-with-badge .btn-icon{display:block}.section-action-btn-with-badge .btn-badge{position:absolute;bottom:2px;left:2px;font-size:12px;font-weight:700;color:#10b981;text-shadow:0 0 4px rgba(16,185,129,.8),0 0 8px rgba(16,185,129,.6);line-height:1;pointer-events:none}.timeline-section,.preview-section,.timeline-and-preview-container{margin:0!important;padding:0!important}.timeline-section *,.preview-section *,.timeline-and-preview-container *{margin:0!important}.playbar-section,.play-bar{margin:0!important;border:none!important}.playbar-section{position:relative!important;z-index:2147483647!important}.arrangement-main-container{display:flex;flex-direction:column;height:100%;overflow:hidden;container-type:inline-size;container-name:main-container;position:relative}.arrangement-main-container:has(.main-container-welcome-overlay){overflow:visible}.arrangement-content-wrapper{flex:1;position:relative;overflow:hidden;transform:translateZ(0);backface-visibility:hidden;will-change:auto}.arrangement-content-wrapper>div{transform:translateZ(0);backface-visibility:hidden;transition:opacity .15s ease-in-out,visibility .15s ease-in-out}.arrangement-content-wrapper.performance-mode>div{transition:none!important;animation:none!important;will-change:auto!important}.arrangement-content-wrapper.performance-mode *{transition:none!important;animation:none!important}.arrangement-content-wrapper.resizing>div{transition:none!important;animation:none!important}.arrangement-content-wrapper.mode-transition{will-change:transform,opacity}.arrangement-content-wrapper.mode-transition>div{will-change:transform,opacity}.arrangement-content-wrapper .mode-view{position:absolute;inset:0;opacity:0;pointer-events:none;z-index:1;transform:translateZ(0);will-change:opacity;backface-visibility:hidden;-webkit-backface-visibility:hidden;transition:opacity .15s linear;contain:layout style paint}.arrangement-content-wrapper.mode-audio .mode-view[data-view=audio-sections],.arrangement-content-wrapper.mode-video .mode-view[data-view=timeline]{opacity:1;pointer-events:auto;z-index:2}.arrangement-content-wrapper.mode-audio .mode-view[data-view=timeline],.arrangement-content-wrapper.mode-video .mode-view[data-view=audio-sections]{opacity:0;z-index:1}.arrangement-content-wrapper.mode-none .mode-view{opacity:1;pointer-events:auto;z-index:2}.arrangement-content-wrapper.performance-mode .mode-view{transition:opacity .12s linear!important}.mode-container{position:absolute;inset:0;overflow:hidden}.arrangement-content-wrapper.mode-overlay .mode-view[data-view=overlay]{opacity:1;pointer-events:auto;z-index:2;background-color:#000}.arrangement-content-wrapper.mode-overlay .mode-view[data-view=audio-sections],.arrangement-content-wrapper.mode-overlay .mode-view[data-view=timeline],.arrangement-content-wrapper.mode-audio .mode-view[data-view=overlay],.arrangement-content-wrapper.mode-video .mode-view[data-view=overlay]{opacity:0;z-index:1}.timeline-section{display:flex;flex-direction:column;background-color:#000;border-bottom:none;overflow:visible;flex-shrink:0;position:relative}.right-side-container{display:flex;flex-direction:column;flex:1;height:100%;min-height:0}.right-side-container .preview-container{flex:1;min-height:120px;position:relative}.timeline-and-preview-container{display:flex!important;flex-direction:column!important;gap:0!important;width:100%;height:100%;min-height:0;position:relative;background-color:#000;margin:0;padding:0;box-sizing:border-box}.timeline-section{display:flex;flex-direction:column;background-color:#000;border-bottom:none;flex-shrink:0;position:relative;width:100%}.timeline-section .timeline-container.pattern-drop-hover{box-shadow:inset 0 0 0 3px #ffdc8073;transition:box-shadow .1s ease}.preview-section{display:flex;flex-direction:column;position:relative;flex:1;min-height:120px;background-color:#000}.timeline-and-preview-container .preview-container{border-top:none!important}.arrangement-container{display:flex;height:100%;width:100%;background-color:#000}.main-content-renderer{flex:1!important;display:flex!important;flex-direction:column!important;height:100%!important;width:100%!important;margin:0!important;padding:0!important;box-sizing:border-box!important;background-color:#1e1e1e!important}.timeline-section,.preview-section{border:none!important;margin:0!important;padding:0!important}.media-section{flex-shrink:0;height:100%}body.resizing,body.resizing *{user-select:none!important}.timeline-section.resizing *{pointer-events:none!important}.timeline-section .arrangement-main-container{width:100%;height:100%;flex:1;min-height:0}.timeline-section .arrangement-content-wrapper{width:100%;height:100%;flex:1}.timeline-section .arrangement-timeline,.timeline-section .timeline-container,.timeline-section .timeline-content{width:100%;height:100%}.timeline-and-preview-container,.timeline-section,.preview-section,.shared-resize-bar.unified-resize-bar{transform:translateZ(0);backface-visibility:hidden}.timeline-section:not(.resizing){transition:height .15s ease-out}.preview-section:not(.resizing){transition:flex .15s ease-out}.timeline-section.resizing *,.preview-section.resizing *,.arrangement-content-wrapper.resizing *{animation:none!important;transition:none!important;will-change:auto!important}.arrangement-content-wrapper.resizing .mode-view{contain:strict}.arrangement-content-wrapper.resizing .audio-controls-overlay:not(.dragging),.arrangement-content-wrapper .play-bar .audio-controls-overlay:not(.dragging){transition:left .22s cubic-bezier(.4,0,.2,1),transform .22s cubic-bezier(.4,0,.2,1),opacity .14s ease!important;will-change:left,transform}.main-container-demo-text-overlay{display:flex;align-items:flex-start;justify-content:center;padding-top:clamp(8px,2vh,20px);z-index:2147483646;pointer-events:none;opacity:0;animation:demo-text-fade-in .25s ease-out forwards}.main-container-demo-text-overlay .demo-text-content{display:flex;flex-direction:column;align-items:center;gap:clamp(4px,1vh,10px);padding:clamp(10px,2vh,20px) clamp(16px,3vw,32px);border-radius:clamp(10px,1.5vw,18px)}.main-container-demo-text-overlay.glass-background .demo-text-content{background:#0000004d;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-radius:clamp(10px,1.5vw,18px);padding:clamp(12px,2vh,24px) clamp(20px,3vw,40px);transform:translateZ(0);contain:layout style}.main-container-demo-text-overlay .demo-text-title{font-size:clamp(1.1rem,2.5vw,2rem);font-weight:600;color:#ffffffe6;text-shadow:0 2px 16px rgba(0,0,0,.5);text-align:center;line-height:1.3}.main-container-demo-text-overlay .demo-text-body{font-size:clamp(.85rem,1.5vw,1.2rem);font-weight:400;color:#ffffffbf;text-shadow:0 1px 8px rgba(0,0,0,.4);text-align:center}@keyframes demo-text-fade-in{to{opacity:1}}.demo-esc-hint{position:absolute;bottom:calc(50% - 80px);left:50%;transform:translate(-50%);color:#ffffff73;font-size:.75rem;font-weight:400;opacity:0;animation:esc-hint-fade 3s ease-out forwards}@keyframes esc-hint-fade{0%{opacity:0;transform:translate(-50%) translateY(4px)}10%{opacity:.6;transform:translate(-50%) translateY(0)}70%{opacity:.6}to{opacity:0}}.main-container-welcome-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;z-index:2147483646;pointer-events:none;opacity:0;animation:demo-text-fade-in .6s ease-out forwards}.main-container-welcome-overlay .welcome-content{display:flex;flex-direction:column;align-items:center;gap:24px;pointer-events:auto}.main-container-welcome-overlay .welcome-hero-text.glass-background{background:#0000004d;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-radius:20px;padding:1.2rem 2rem;transform:translateZ(0);contain:layout style;font-size:clamp(1rem,2vw,1.4rem);font-weight:700;color:#fff;text-align:center;line-height:1.2;text-shadow:0 2px 20px rgba(0,0,0,.5);letter-spacing:-.02em;white-space:nowrap}.main-container-welcome-overlay .welcome-buttons{position:relative;display:flex;flex-direction:column;align-items:center;gap:12px;padding:1.5rem 2.5rem}.main-container-welcome-overlay .welcome-buttons-glass{position:absolute;inset:-20px -40px;background:#0006;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-radius:32px;mask-image:radial-gradient(ellipse 70% 70% at center,black 30%,transparent 70%);-webkit-mask-image:radial-gradient(ellipse 70% 70% at center,black 30%,transparent 70%);pointer-events:none}.main-container-welcome-overlay .welcome-btn{position:relative;border:none;cursor:pointer;font-family:inherit;font-size:.95rem;font-weight:600;padding:1rem 2rem;border-radius:9999px;outline:none;overflow:hidden;transition:transform .2s cubic-bezier(.2,.8,.2,1),box-shadow .2s ease;width:100%;max-width:200px;display:flex;align-items:center;justify-content:center;gap:8px}.main-container-welcome-overlay .welcome-btn:active{transform:scale(.96)}.main-container-welcome-overlay .welcome-btn.primary{background:linear-gradient(135deg,#667eead9,#764ba2d9,#f093fbd9);background-size:200% 200%;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.3);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.25);box-shadow:0 0 20px #764ba266,0 8px 32px #0000004d,0 2px 8px #0003,inset 0 1px #ffffff4d,inset 0 -1px #0000001a,inset 0 0 0 1px #ffffff1a;animation:gradient-shift 4s ease infinite}@keyframes gradient-shift{0%,to{background-position:0% 50%}50%{background-position:100% 50%}}.main-container-welcome-overlay .welcome-btn.primary:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.15) 0%,transparent 50%);border-radius:inherit;opacity:1}.main-container-welcome-overlay .welcome-btn.primary:after{content:"";position:absolute;inset:-3px;border-radius:9999px;border:1px solid rgba(255,255,255,.08);pointer-events:none}.main-container-welcome-overlay .welcome-btn.primary:hover{background:linear-gradient(135deg,#7b8ff0e6,#8a5db5e6,#f5a8fce6);background-size:200% 200%;animation:gradient-shift 4s ease infinite;transform:scale(1.05);box-shadow:0 0 40px #764ba299,0 12px 48px #0006,0 4px 16px #0000004d,inset 0 1px #fff6,inset 0 -1px #0000001a,inset 0 0 0 1px #fff3}.main-container-welcome-overlay .welcome-btn.secondary{background:#ffffff1a;backdrop-filter:blur(10px);color:#fff;border:1px solid rgba(255,255,255,.15);font-size:.8rem;padding:.6rem 1.2rem;max-width:140px}.main-container-welcome-overlay .welcome-btn.secondary:hover{background:#ffffff2e;transform:scale(1.02)}.main-container-welcome-overlay .welcome-btn .btn-content{position:relative;z-index:1}.main-container-welcome-overlay .welcome-btn.primary .beatvids-brand{font-weight:800;letter-spacing:-.02em;background:linear-gradient(135deg,#fff,#e0e7ff,#fff);background-size:200% 200%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:brand-shimmer 3s ease-in-out infinite}.main-container-welcome-overlay .welcome-btn-row{display:flex;align-items:center;gap:12px}.main-container-welcome-overlay .welcome-btn-info{color:#6b7280;font-size:.8rem;font-weight:600;white-space:normal;text-align:center;line-height:1.6;opacity:0;animation:info-fade-in .5s ease-out .4s forwards;transition:opacity .25s ease,transform .25s ease}.main-container-welcome-overlay .welcome-btn-info .beatvids-brand{font-family:Inter,system-ui,-apple-system,sans-serif;font-weight:700;color:#a5b4fc;letter-spacing:-.02em}.main-container-welcome-overlay .welcome-buttons{transition:opacity .3s ease,transform .3s ease}.main-container-welcome-overlay .welcome-buttons.info-hover{opacity:0;transform:translateY(-8px);pointer-events:none}@keyframes info-fade-in{0%{opacity:0;transform:translate(-8px)}to{opacity:1;transform:translate(0)}}.welcome-playbar-footer{position:fixed;bottom:8px;display:flex;align-items:center;justify-content:center;z-index:2147483647;pointer-events:none;opacity:0;animation:info-fade-in .5s ease-out .5s forwards}.welcome-playbar-footer .footer-side{flex:1;display:flex;align-items:center;gap:16px;pointer-events:auto}.welcome-playbar-footer .footer-left{justify-content:flex-end;padding-right:24px}.welcome-playbar-footer .footer-right{justify-content:flex-end;padding-left:24px;gap:24px}.welcome-playbar-footer .footer-legal-stack{display:flex;flex-direction:column;align-items:flex-start;gap:0px}.welcome-playbar-footer .welcome-footer-link{color:#ffffff59;font-size:.7rem;font-weight:400;text-decoration:none;letter-spacing:.3px;transition:all .25s ease;padding:4px 8px;border-radius:4px;pointer-events:auto}.welcome-playbar-footer .welcome-footer-link:hover{color:#fff9}.welcome-playbar-footer .welcome-footer-link.about-link{color:#4facfe;font-size:.8rem;font-weight:500;letter-spacing:.5px;flex-shrink:0}.welcome-playbar-footer .welcome-footer-link.about-link:hover{color:#00f2fe;text-shadow:0 0 12px rgba(79,172,254,.5)}.main-container-welcome-overlay .welcome-info-trigger{position:relative;margin-top:16px;cursor:pointer;opacity:0;animation:info-fade-in .5s ease-out .6s forwards;text-decoration:none}.main-container-welcome-overlay .welcome-info-link{display:inline-block}.main-container-welcome-overlay .welcome-info-icon{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:50%;background:#ffffff1f;border:1px solid rgba(255,255,255,.25);color:#fffc;font-size:1rem;font-weight:700;transition:all .3s cubic-bezier(.2,.8,.2,1);box-shadow:0 2px 8px #0003}.main-container-welcome-overlay .welcome-info-trigger:hover .welcome-info-icon{background:#ffffff40;border-color:#fff9;color:#fff;transform:scale(1.15);box-shadow:0 0 25px #ffffff40}.main-container-welcome-overlay .welcome-info-panel{position:absolute;bottom:calc(100% + 12px);left:50%;transform:translate(-50%) translateY(8px);width:560px;max-width:90vw;padding:20px 28px;background:#000000e6;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.1);border-radius:16px;box-shadow:0 8px 32px #0006;opacity:0;visibility:hidden;pointer-events:none;transition:all .35s cubic-bezier(.2,.8,.2,1)}.main-container-welcome-overlay .welcome-info-panel.visible{opacity:1;visibility:visible;transform:translate(-50%) translateY(0);pointer-events:auto}.main-container-welcome-overlay .welcome-info-panel:after{content:"";position:absolute;bottom:-6px;left:50%;transform:translate(-50%) rotate(45deg);width:12px;height:12px;background:#000000d9;border-right:1px solid rgba(255,255,255,.1);border-bottom:1px solid rgba(255,255,255,.1)}.main-container-welcome-overlay .welcome-info-line{margin:0;padding:8px 0;color:#e2e8f0;font-size:.8rem;font-weight:400;text-align:left;line-height:1.5;opacity:0;transform:translateY(8px);transition:all .3s ease-out}.main-container-welcome-overlay .welcome-info-text{margin:0;color:#cbd5e1;font-family:Inter,system-ui,-apple-system,sans-serif;font-size:.9rem;font-weight:400;text-align:center;line-height:2;letter-spacing:0;opacity:0;transform:translateY(8px);transition:all .3s ease-out}.main-container-welcome-overlay .welcome-info-panel.visible .welcome-info-text{opacity:1;transform:translateY(0);transition-delay:.1s}.main-container-welcome-overlay .welcome-info-text .muted{color:#94a3b8;font-weight:700;font-size:1.1rem;letter-spacing:-.02em}.main-container-welcome-overlay .welcome-info-text .highlight{color:#a5b4fc;font-weight:500}.main-container-welcome-overlay .welcome-info-panel.visible .welcome-info-line:nth-child(1){opacity:1;transform:translateY(0);transition-delay:.05s}.main-container-welcome-overlay .welcome-info-panel.visible .welcome-info-line:nth-child(2){opacity:1;transform:translateY(0);transition-delay:.1s}.main-container-welcome-overlay .welcome-info-panel.visible .welcome-info-line:nth-child(3){opacity:1;transform:translateY(0);transition-delay:.15s}.main-container-welcome-overlay .welcome-info-panel.visible .welcome-info-line:nth-child(4){opacity:1;transform:translateY(0);transition-delay:.2s}.main-container-welcome-overlay .welcome-info-panel.visible .welcome-info-line:nth-child(5){opacity:1;transform:translateY(0);transition-delay:.25s}.main-container-welcome-overlay .welcome-info-panel.visible .welcome-info-line:nth-child(6){opacity:1;transform:translateY(0);transition-delay:.3s}.main-container-welcome-overlay .welcome-info-line:first-child{padding-bottom:12px;margin-bottom:4px;border-bottom:1px solid rgba(255,255,255,.08)}.main-container-welcome-overlay .beatvids-brand{font-weight:700;letter-spacing:-.5px;text-transform:none;background:linear-gradient(135deg,#fff,#a5b4fc,#818cf8);background-size:200% 200%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:brand-shimmer 3s ease-in-out infinite}@keyframes brand-shimmer{0%,to{background-position:0% 50%}50%{background-position:100% 50%}}.no-bpm-message-container{display:flex;flex-direction:column;align-items:center;text-align:center;pointer-events:auto;width:100%}.no-bpm-content{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:30px;pointer-events:auto;width:100%;max-width:600px}.bpm-prompt{color:#fbbf24;font-size:1.25rem;font-weight:600;margin:0;text-align:center;width:100%}.bpm-highlight{color:#fbbf24;font-weight:700;font-size:1em}.bpm-vids-dim{color:#fbbf244d;font-weight:500;font-size:1em}.bpm-inline-form{display:flex;gap:12px;align-items:center;pointer-events:auto;justify-content:center;width:100%;max-width:400px}.bpm-inline-input{width:120px;padding:12px 16px;font-size:1.5rem;font-weight:600;text-align:center;background:#fbbf241a;border:2px solid rgba(251,191,36,.3);border-radius:8px;color:#fbbf24;outline:none;transition:background-color .2s ease,border-color .2s ease,box-shadow .2s ease,color .2s ease;-moz-appearance:textfield;pointer-events:auto}.bpm-inline-input::-webkit-outer-spin-button,.bpm-inline-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.bpm-inline-input:focus{border-color:#fbbf24;background:#fbbf2426;box-shadow:0 0 0 3px #fbbf241a}.bpm-inline-input::placeholder{color:#fbbf2466}.bpm-inline-submit{background:#fbbf24;color:#1a1a1a;border:none;width:48px;height:48px;border-radius:8px;font-size:1.5rem;font-weight:700;cursor:pointer;transition:background-color .2s ease,transform .15s ease,box-shadow .2s ease;display:flex;align-items:center;justify-content:center;pointer-events:auto}.bpm-inline-submit:hover:not(:disabled){background:#fcd34d;transform:translate(2px)}.bpm-inline-submit:disabled{opacity:.3;cursor:not-allowed}.bpm-hint{color:#fbbf2499;font-size:.75rem;margin-top:4px;font-style:normal;pointer-events:none}.persistent-preview-backdrop{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:2147483640;background:transparent;pointer-events:none}.arrangement-library-widget{display:flex;align-items:center;height:100%;margin:0 16px;gap:8px}.arrangement-dropdown-container{position:relative}.arrangement-dropdown-btn{display:flex;align-items:center;gap:6px;padding:6px 10px;background:#ffffff0a;border:1px solid rgba(255,255,255,.1);border-radius:4px;cursor:pointer;color:#cbd5e1;font-size:12px;transition:background-color .15s ease,border-color .15s ease}.arrangement-dropdown-btn:hover{background:#ffffff14;border-color:#fff3}.dropdown-label{white-space:nowrap}.dropdown-arrow{width:14px;height:14px}.arrangement-dropdown-menu{position:absolute;top:100%;left:0;margin-top:4px;min-width:180px;max-width:250px;max-height:300px;overflow-y:auto;background:#000;border:1px solid rgba(255,255,255,.1);border-radius:6px;box-shadow:0 4px 12px #0000004d;z-index:10001}.arrangement-dropdown-item{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;cursor:pointer;transition:background .15s ease}.arrangement-dropdown-item:hover{background:#ffffff14}.arrangement-dropdown-item:hover .arrangement-delete-btn{opacity:1}.arrangement-item-name{font-size:12px;color:#cbd5e1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0}.arrangement-library-scroll{display:flex;gap:8px;overflow-x:auto;overflow-y:hidden;padding:4px 0;height:40px;align-items:center;scroll-behavior:smooth;scrollbar-width:none}.arrangement-library-scroll::-webkit-scrollbar{display:none}.arrangement-item{display:flex;align-items:center;gap:6px;padding:6px 10px;background:#ffffff0a;border:1px solid rgba(255,255,255,.1);border-radius:4px;cursor:pointer;transition:background-color .15s ease,border-color .15s ease;flex-shrink:0;height:28px;width:120px;max-width:120px;position:relative;user-select:none}.arrangement-item:hover{background:#ffffff14;border-color:#fff3}.arrangement-item.active{background:#ffffff1a;border-color:#ffffff4d}.arrangement-load-btn{width:14px;height:14px;padding:0;border:none;background:none;color:#64748b;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;transition:opacity .15s ease,color .15s ease;flex-shrink:0}.arrangement-load-btn svg{width:12px;height:12px}.arrangement-item:hover .arrangement-load-btn{opacity:1}.arrangement-load-btn:hover{color:#10b981}.arrangement-rename-btn{width:14px;height:14px;padding:0;border:none;background:none;color:#64748b;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;transition:opacity .15s ease,color .15s ease;flex-shrink:0}.arrangement-rename-btn svg{width:12px;height:12px}.arrangement-item:hover .arrangement-rename-btn{opacity:1}.arrangement-rename-btn:hover{color:#3b82f6}.arrangement-delete-btn{width:14px;height:14px;padding:0;border:none;background:none;color:#64748b;font-size:16px;line-height:1;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;transition:opacity .15s ease,color .15s ease;flex-shrink:0}.arrangement-item:hover .arrangement-delete-btn{opacity:1}.arrangement-delete-btn:hover{color:#ef4444}.arrangement-name{font-size:12px;font-weight:400;color:#cbd5e1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0}.arrangement-item:hover .arrangement-name{overflow-x:auto;overflow-y:hidden;scrollbar-width:none}.arrangement-item:hover .arrangement-name::-webkit-scrollbar{display:none}.arrangement-save-btn{display:flex;align-items:center;justify-content:center;padding:8px;background:none;border:none;color:#94a3b8;cursor:pointer;transition:color .15s ease;flex-shrink:0;margin-right:8px;min-width:36px;min-height:36px}.arrangement-save-btn:hover:not(:disabled){color:#e2e8f0}.arrangement-save-btn:disabled{opacity:.3;cursor:not-allowed}.arrangement-save-btn svg{width:18px;height:18px}.arrangement-scroll-btn{display:flex;align-items:center;justify-content:center;padding:0;background:none;border:none;color:#94a3b8;cursor:pointer;transition:color .15s ease;flex-shrink:0}.arrangement-scroll-btn:hover{color:#e2e8f0}.arrangement-scroll-btn svg{width:18px;height:18px}.arrangement-scroll-btn.left{margin-right:4px}.arrangement-scroll-btn.right{margin-left:4px}.header-widget-portal{flex:1;min-width:0;display:flex;justify-content:flex-start;height:100%;align-items:center;overflow:hidden}.vrp-overlay{position:fixed;inset:0;background:#000;z-index:2147483647;display:flex;justify-content:center;padding-top:80px}.vrp-modal{display:flex;flex-direction:column;gap:20px;max-width:min(90vw,720px);width:100%}.vrp-video{width:100%;aspect-ratio:16 / 9;border-radius:12px;background:#111}.vrp-actions{display:flex;justify-content:center;gap:8px}.vrp-download,.vrp-close{height:44px;border:none;border-radius:22px;font-size:14px;font-weight:500;cursor:pointer;display:flex;align-items:center;justify-content:center;text-decoration:none}.vrp-download{background:#fff;color:#000;padding:0 28px}.vrp-close{background:#222;color:#888;width:44px}.vrp-download:hover{background:#e5e5e5}.vrp-close:hover{color:#fff}.morphing-generate-button-container{width:100%;margin:20px 0;display:flex;justify-content:flex-start}.morphing-generate-button{position:relative;width:200px;min-height:36px;max-height:36px;padding:8px 16px;font-size:13px;font-weight:600;line-height:1.2;border:none;border-radius:8px;cursor:pointer;transition:background .3s cubic-bezier(.4,0,.2,1),box-shadow .3s cubic-bezier(.4,0,.2,1),color .2s ease,transform .2s ease;overflow:hidden;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;box-shadow:0 4px 12px #667eea4d;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;letter-spacing:.3px;white-space:nowrap;flex-shrink:0}.progress-fill{position:absolute;top:0;left:0;height:100%;width:var(--progress-percent, 0%);background:linear-gradient(135deg,#667eea,#764ba2);transition:width .5s cubic-bezier(.25,.1,.25,1),background-color .3s ease;z-index:1;opacity:.9;background-size:220% 220%;will-change:width}.progress-glow{position:absolute;inset:-8px;background:radial-gradient(circle at 20% 20%,rgba(255,255,255,.18),transparent 40%),radial-gradient(circle at 80% 80%,rgba(255,255,255,.12),transparent 38%);box-shadow:0 0 24px 6px var(--stage-color, #60a5fa),0 0 48px 10px #0000003d;filter:blur(16px);opacity:.45;mix-blend-mode:screen;animation:orbit 1.8s linear infinite;z-index:0}.button-text{position:relative;z-index:2;display:block;text-align:center;text-shadow:0 1px 2px rgba(0,0,0,.2);width:100%;white-space:nowrap}.morphing-generate-button.state-idle{box-shadow:0 4px 12px #759ef04d}.morphing-generate-button.state-idle:hover:not(.disabled){box-shadow:0 4px 14px #759ef066}.morphing-generate-button.state-idle:active:not(.disabled){box-shadow:0 2px 8px #759ef04d}.morphing-generate-button.state-idle.coverage-gap:not(.disabled){opacity:.55;filter:saturate(60%)}.morphing-generate-button.state-idle.disabled{opacity:.35;cursor:not-allowed;transform:none}.morphing-generate-button.state-generating{background:#2a2a2a;cursor:pointer}.morphing-generate-button.state-generating .progress-fill{animation:shimmer 1.6s infinite linear}@keyframes shimmer{0%{background-position:-100% 0}to{background-position:200% 0}}@keyframes orbit{0%{transform:scale(1);opacity:.45}50%{transform:scale(1.04);opacity:.52}to{transform:scale(1);opacity:.45}}.morphing-generate-button.state-generating .progress-fill[style*="#3B82F6"]{background:linear-gradient(90deg,#3b82f6,#60a5fa,#3b82f6);background-size:200% 100%}.morphing-generate-button.state-generating .progress-fill[style*="#8B5CF6"]{background:linear-gradient(90deg,#8b5cf6,#a78bfa,#8b5cf6);background-size:200% 100%}.morphing-generate-button.state-generating .progress-fill[style*="#F59E0B"]{background:linear-gradient(90deg,#f59e0b,#fcd34d,#f59e0b);background-size:200% 100%}.morphing-generate-button.state-generating .progress-fill[style*="#10B981"]{background:linear-gradient(90deg,#10b981,#34d399,#10b981);background-size:200% 100%}.morphing-generate-button.state-generating.hover-cancel{background:#2a2a2a;cursor:pointer}.morphing-generate-button.state-generating.hover-cancel .progress-fill{background:linear-gradient(90deg,#dc2626,#ef4444,#dc2626)!important;background-size:200% 100%;opacity:.95;animation:shimmer 1.5s infinite linear,pulse-red 1s infinite ease-in-out}@keyframes pulse-red{0%,to{opacity:.9}50%{opacity:1}}.morphing-generate-button.state-generating.hover-cancel .button-text{animation:shake .3s ease-in-out}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-3px)}75%{transform:translate(3px)}}.morphing-generate-button.state-completed{background:linear-gradient(135deg,#059669,#10b981);box-shadow:0 4px 12px #10b98166;animation:success-pulse .6s ease-out}@keyframes success-pulse{0%{transform:scale(1)}50%{transform:scale(1.05)}to{transform:scale(1)}}.morphing-generate-button.state-completed:hover{box-shadow:0 4px 14px #10b98173}.morphing-generate-button.state-completed:active{box-shadow:0 2px 8px #10b98166}.morphing-generate-button.state-error{background:linear-gradient(135deg,#dc2626,#ef4444);box-shadow:0 4px 12px #ef444466;animation:error-shake .5s ease-out;position:relative}.morphing-generate-button.state-error .button-text{animation:fade-pop .25s ease,hint-blink 2s .25s ease-in-out}@keyframes fade-pop{0%{opacity:0;transform:translateY(4px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes hint-blink{0%,90%,to{opacity:1}45%{opacity:.6}}@keyframes error-shake{0%,to{transform:translate(0)}10%,30%,50%,70%,90%{transform:translate(-5px)}20%,40%,60%,80%{transform:translate(5px)}}.morphing-generate-button.state-error:hover{background:linear-gradient(135deg,#b91c1c,#dc2626);box-shadow:0 4px 14px #ef444473}.morphing-generate-button.state-error:active{box-shadow:0 2px 8px #ef444466}@media(max-width:768px){.morphing-generate-button{width:180px;min-height:34px;max-height:34px;padding:7px 14px;font-size:12px}}@media(max-width:480px){.morphing-generate-button{width:160px;min-height:32px;max-height:32px;padding:6px 12px;font-size:11px}}.morphing-generate-button:focus{outline:none;box-shadow:0 0 0 3px #759ef04d}.morphing-generate-button.state-generating:focus{box-shadow:0 0 0 3px #3b82f64d}.morphing-generate-button.state-completed:focus{box-shadow:0 0 0 3px #10b9814d}.morphing-generate-button.state-error:focus{box-shadow:0 0 0 3px #ef44444d}@media(prefers-color-scheme:dark){.morphing-generate-button.state-generating{background:#1a1a1a}}.morphing-generate-button *{transition:color .2s ease,opacity .2s ease}.morphing-generate-button.state-idle,.morphing-generate-button.state-generating,.morphing-generate-button.state-completed,.morphing-generate-button.state-error{transition:background .3s cubic-bezier(.4,0,.2,1),box-shadow .3s cubic-bezier(.4,0,.2,1),transform .2s cubic-bezier(.4,0,.2,1)}html,body,#root{margin:0;padding:0;width:100%;height:100dvh;overflow:hidden;position:fixed;top:0;left:0}html,body,#root,*{user-select:none!important;-webkit-user-select:none!important;-moz-user-select:none!important;-ms-user-select:none!important}:root{--primary: #5fa8d3;--primary-light: #89c2d9;--primary-dark: #4a90e2;--accent-success: #2ecc71;--accent-warning: #f1c40f;--accent-danger: #e74c3c;--accent-purple: #9b59b6;--theme-primary: #4a9eff;--theme-secondary: #00BCD4;--theme-waveform-hue: 220;--ui-highlight: #ffd700;--bg-darkest: #000000;--bg-dark: #161b22;--bg-medium: #1c2128;--bg-light: #21262d;--bg-lighter: #282e35;--text-primary: #c9d1d9;--text-secondary: #8b949e;--text-muted: #6e7681;--text-light: #f0f6fc;--primary-button-text-color: #ffffff;--overlay-dark: rgba(0, 0, 0, .7);font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:dark;color:var(--text-primary);background-color:var(--bg-darkest);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:var(--primary);text-decoration:none}a:hover{color:var(--primary-light)}body{margin:0;min-width:320px;height:100dvh;overflow:hidden;position:fixed;width:100%}body.resizing,body.resizing *{user-select:none!important;-webkit-user-select:none!important;-moz-user-select:none!important;-ms-user-select:none!important}body.resizing[data-resize-axis=row]{cursor:ns-resize!important}body.resizing[data-resize-axis=col]{cursor:col-resize!important}body.resizing[data-resize-axis] *{cursor:inherit!important}button:active{transform:scale(.98)}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:var(--bg-light);color:var(--primary-button-text-color);cursor:pointer;transition:border-color .25s,background-color .25s}button:hover{border-color:var(--primary);background-color:var(--bg-lighter)}:focus,:focus-visible{outline:none!important}html,body,#root{width:100%;height:100%;margin:0;padding:0}#root{display:flex;flex-direction:column}body{background:#000;color:#f1f1f1;font-family:Inter,sans-serif;margin:0;min-height:100vh}html.app-fixed,html.app-fixed body,html.app-fixed #root{overflow:hidden;position:fixed;top:0;left:0}html.page-scrollable,html.page-scrollable body,html.page-scrollable #root{overflow:visible;overflow-y:auto;position:static;height:auto;min-height:100vh}.app-dark{width:100%;height:100dvh;display:flex;flex-direction:column;background-color:#000;color:#f3f4f6}.app-header{padding:0 20px;background-color:#1a1e2e;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #2d3748;height:40px;min-height:40px;max-height:40px;flex-shrink:0;width:100%;z-index:1000;box-sizing:border-box}.app-header-left{display:flex;align-items:center;height:100%;width:var(--media-section-width, 420px);min-width:var(--media-section-width, 420px);flex-shrink:0;justify-content:flex-start;gap:8px;transition:width .05s ease-out,min-width .05s ease-out}.app-title{font-size:1.5rem;margin:0;color:#e2e8f0;flex-shrink:0;white-space:nowrap}.app-tabs{display:flex;gap:0;align-items:stretch;flex-shrink:0;height:100%}.app-tab{width:180px;min-width:180px;max-width:180px;text-align:center;box-sizing:border-box;background-color:transparent;color:#c9d1d9b3;border:none;padding:.35rem .75rem;border-radius:8px;cursor:pointer;transition:background-color .15s,color .15s;font-size:.875rem;font-weight:600;text-transform:lowercase;flex-shrink:0;flex-grow:0;display:flex;align-items:center;justify-content:center;height:100%;position:relative;outline:none;-webkit-tap-highlight-color:transparent}.app-tab:focus,.app-tab:focus-visible{outline:none;box-shadow:none}.tab-badge{display:inline-block;margin-left:6px;font-size:.75rem;font-weight:700;color:#ef4444e6;opacity:.85;transition:opacity .2s}.app-tab:hover .tab-badge{opacity:1;color:#ef4444}.generate-button-container{width:180px;min-width:180px;max-width:180px;display:inline-block;flex-shrink:0;position:relative}.generate-button{width:100%;min-width:180px;max-width:180px;text-align:center;box-sizing:border-box;background-color:transparent;color:#c9d1d9b3;border:none;padding:.25rem .5rem;border-radius:8px;cursor:pointer;transition:background-color .12s,color .12s;font-size:.875rem;font-weight:600;text-transform:lowercase;height:100%}.generate-button:hover:not(:disabled){background-color:#ffffff05}.generate-button:disabled{opacity:.6;cursor:not-allowed}.generate-button:not(:disabled){background-color:transparent;color:#c9d1d9d9}.generate-button:not(:disabled):hover{background-color:#5fa8d312;color:#c9d1d9}.generate-status-message{position:absolute;top:100%;left:0;right:0;margin-top:4px;font-size:.75rem;color:#e2e8f0;background-color:#000c;padding:4px 8px;border-radius:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;z-index:1001}.generation-progress-container{position:absolute;bottom:-4px;left:0;right:0;height:2px;background-color:#0000004d;overflow:hidden}.generation-progress-bar{position:relative;height:100%;background-color:#fff3}.generation-progress-fill{position:absolute;top:0;left:0;height:100%;background-color:#4299e1;transition:width .3s ease}.app-tab:hover{background-color:#ffffff05}.app-tab.active{background-color:#0a0a12;color:#fff}.app-main{flex:1;padding:0;position:relative;display:flex;flex-direction:column;width:100%;overflow-y:auto;overflow-x:visible;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.1) transparent}.app-main::-webkit-scrollbar{width:6px}.app-main::-webkit-scrollbar-track{background:transparent}.app-main::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:3px}.app-main::-webkit-scrollbar-thumb:hover{background:#fff3}.app-section{width:100%;min-height:100%;display:flex;flex-direction:column}.app-section-fade{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;flex-direction:column;overflow-y:auto;overflow-x:visible;background:#000;transition:opacity .3s linear;will-change:opacity}.app-section-visible{opacity:1;z-index:10;pointer-events:auto}.app-section-hidden{opacity:0;z-index:0;pointer-events:none}.overlay-fade{transition:opacity .2s ease-out,transform .2s ease-out;will-change:opacity,transform}.overlay-fade-enter{opacity:1;transform:translateY(0)}.overlay-fade-exit{opacity:0;transform:translateY(-10px)}.no-transition{transition:none!important}.library-page h2{position:sticky;top:0;background:#181818;z-index:1}.generate-button-wrapper{height:100%;display:flex;align-items:center;justify-content:flex-start;gap:8px;position:relative}.generate-button-wrapper.hidden{visibility:hidden;pointer-events:none}.arrangement-random-button{width:44px;height:44px;min-width:44px;padding:0;border:none;background:transparent!important;color:#ffffffd9;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease-out;position:relative;outline:none;border-radius:10px;-webkit-tap-highlight-color:transparent}.arrangement-random-button svg{transition:transform .3s cubic-bezier(.34,1.56,.64,1);filter:drop-shadow(0 0 0 transparent)}.arrangement-random-button:focus,.arrangement-random-button:focus-visible,.arrangement-random-button:active{background:transparent!important;outline:none;box-shadow:none}.arrangement-random-button:not(:disabled):hover{color:#fff;background:#6366f126!important}.arrangement-random-button:not(:disabled):hover svg{transform:rotate(-12deg) scale(1.1);filter:drop-shadow(0 0 8px rgba(99,102,241,.5))}.arrangement-random-button:not(:disabled):active svg{animation:dice-roll-3d .6s cubic-bezier(.25,.46,.45,.94)}.arrangement-random-button:disabled{opacity:.25;cursor:not-allowed}.arrangement-random-button:before{content:"";position:absolute;inset:4px;border-radius:8px;background:radial-gradient(circle,rgba(99,102,241,.2) 0%,transparent 70%);opacity:0;transition:opacity .3s ease;pointer-events:none}.arrangement-random-button:not(:disabled):hover:before{opacity:1}.arrangement-random-button:after{content:"";position:absolute;width:100%;height:100%;border-radius:50%;border:2px solid rgba(99,102,241,.6);opacity:0;transform:scale(.5);pointer-events:none}.arrangement-random-button:not(:disabled):active:after{animation:ripple-ring-indigo .6s ease-out}@keyframes dice-roll-3d{0%{transform:perspective(200px) rotateX(0) rotateY(0) scale(1)}25%{transform:perspective(200px) rotateX(180deg) rotateY(90deg) scale(1.2)}50%{transform:perspective(200px) rotateX(360deg) rotateY(180deg) scale(1.15)}75%{transform:perspective(200px) rotateX(270deg) rotateY(270deg) scale(1.1)}to{transform:perspective(200px) rotateX(360deg) rotateY(360deg) scale(1)}}@keyframes ripple-ring-indigo{0%{opacity:.7;transform:scale(.8)}to{opacity:0;transform:scale(1.8)}}@keyframes ripple-ring{0%{opacity:.6;transform:scale(.8)}to{opacity:0;transform:scale(1.8)}}.arrangement-clear-button{width:44px;height:44px;min-width:44px;padding:0;border:none;background:transparent!important;color:#ffffffd9;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease-out;position:relative;outline:none;border-radius:10px;-webkit-tap-highlight-color:transparent}.arrangement-clear-button svg{transition:transform .2s ease-out}.arrangement-clear-button:focus,.arrangement-clear-button:focus-visible,.arrangement-clear-button:active{background:transparent!important;outline:none;box-shadow:none}.arrangement-clear-button:not(:disabled):hover{color:#ef4444f2;background:#ef44441a!important}.arrangement-clear-button:not(:disabled):hover svg{transform:scale(1.1)}.arrangement-clear-button:not(:disabled):active svg{animation:trash-shake .4s ease-out}.arrangement-clear-button:disabled{opacity:.25;cursor:not-allowed}@keyframes trash-shake{0%,to{transform:rotate(0) scale(1)}20%{transform:rotate(-8deg) scale(1.05)}40%{transform:rotate(8deg) scale(1.05)}60%{transform:rotate(-5deg) scale(1.02)}80%{transform:rotate(3deg) scale(1)}}.arrangement-copy-button{width:36px;height:36px;min-width:36px;padding:0;border:none;background:transparent!important;color:#ffffffb3;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease-out;position:relative;outline:none;border-radius:8px;-webkit-tap-highlight-color:transparent}.arrangement-copy-button svg{transition:transform .2s ease-out}.arrangement-copy-button:focus,.arrangement-copy-button:focus-visible,.arrangement-copy-button:active{background:transparent!important;outline:none;box-shadow:none}.arrangement-copy-button:not(:disabled):hover{color:#fff;background:#ffffff14!important}.arrangement-copy-button:not(:disabled):hover svg{transform:scale(1.1)}.arrangement-copy-button:not(:disabled):active svg{transform:scale(.95)}.arrangement-copy-button:disabled{opacity:.25;cursor:not-allowed}.arrangement-paste-button{width:36px;height:36px;min-width:36px;padding:0;border:none;background:transparent!important;color:#ffffffb3;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease-out;position:relative;outline:none;border-radius:8px;-webkit-tap-highlight-color:transparent}.arrangement-paste-button svg{transition:transform .2s ease-out}.arrangement-paste-button:focus,.arrangement-paste-button:focus-visible,.arrangement-paste-button:active{background:transparent!important;outline:none;box-shadow:none}.arrangement-paste-button:not(:disabled):hover{color:#fff;background:#ffffff14!important}.arrangement-paste-button:not(:disabled):hover svg{transform:scale(1.1)}.arrangement-paste-button:not(:disabled):active svg{transform:scale(.95)}.arrangement-paste-button:disabled{opacity:.25;cursor:not-allowed}.loading-spinner{display:flex;align-items:center;justify-content:center;height:100%;width:100%;color:#e2e8f0;font-size:1rem;background:#000}.loading-spinner:before{content:"";width:24px;height:24px;border:2px solid rgba(255,255,255,.1);border-top:2px solid #4299e1;border-radius:50%;animation:spin 1s linear infinite;margin-right:12px}.generation-overlay{position:absolute;top:calc(100% + 8px);right:0;width:min(60vw,520px);background:#000;border:1px solid #22304a;border-radius:10px;box-shadow:0 10px 28px #0000008c;padding:10px;z-index:2000}.generation-overlay .overlay-header{display:flex;justify-content:flex-end;align-items:center}.generation-overlay .close-btn{background:transparent;border:none;color:#93a4b8;cursor:pointer;font-size:14px}.generation-overlay .close-btn:hover{color:#c4d1df}.generation-overlay .download-link{display:inline-block;padding:8px 12px;border-radius:6px;background:#1976d2;color:#fff;text-decoration:none}.help-toggle-btn{--hue: calc(220 + var(--waveform-color-shift, 0));width:36px;height:36px;min-width:36px;min-height:36px;aspect-ratio:1 / 1;border-radius:50%;border:2px solid hsl(var(--hue),70%,60%);background:linear-gradient(135deg,#ffffff0d,#ffffff05);backdrop-filter:blur(4px);color:hsl(var(--hue),60%,75%);font-weight:500;font-size:16px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;align-self:center;margin:auto 8px;padding:0;outline:none;flex-shrink:0;position:relative;box-sizing:border-box;-webkit-tap-highlight-color:transparent;contain:layout style}.help-toggle-btn:focus,.help-toggle-btn:focus-visible{outline:none;box-shadow:none}.help-toggle-btn:hover{background:linear-gradient(135deg,#ffffff1a,#ffffff0a);border-color:hsl(var(--hue),80%,70%);color:#f1f5f9;transform:scale(1.08);transition:transform .2s ease,background .2s ease}.help-toggle-btn.active{background:linear-gradient(135deg,hsla(var(--hue),70%,55%,.25),hsla(var(--hue),70%,55%,.1));border-color:hsl(var(--hue),80%,65%);color:hsl(var(--hue),90%,80%);box-shadow:0 0 14px hsla(var(--hue),70%,60%,.4)}.help-toggle-btn:after{content:"Help";position:absolute;top:calc(100% + 8px);left:50%;transform:translate(-50%) translateY(-4px);background:#1e293b;color:#e2e8f0;font-size:11px;font-weight:500;padding:5px 10px;border-radius:6px;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .2s ease,transform .2s ease;box-shadow:0 4px 12px #0000004d}.help-toggle-btn:hover:after{opacity:1;transform:translate(-50%) translateY(0)}.demo-tour-btn{width:200px;min-width:200px;max-width:200px;height:36px;min-height:36px;max-height:36px;padding:8px 16px;border-radius:8px;border:none;background:linear-gradient(135deg,#6366f126,#8b5cf61a);color:#e2e8f0;font-weight:600;font-size:13px;cursor:pointer;transition:all .25s ease;display:inline-flex;align-items:center;justify-content:center;gap:8px;backdrop-filter:blur(8px);box-shadow:0 2px 8px #6366f126;flex-shrink:0;white-space:nowrap}.demo-tour-btn:hover{background:linear-gradient(135deg,#6366f140,#8b5cf633);color:#fff;transform:translateY(-1px);box-shadow:0 4px 16px #6366f140}.demo-tour-btn.active{background:linear-gradient(135deg,#6366f159,#8b5cf64d);color:#fff;box-shadow:0 0 20px #6366f14d}.demo-tour-btn:focus-visible{outline:none;box-shadow:0 0 0 2px #6366f166}.subscribe-btn{padding:8px 16px;background:linear-gradient(135deg,#3b82f6,#8b5cf6);border:none;border-radius:8px;color:#fff;font-size:13px;font-weight:600;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease;white-space:nowrap}.subscribe-btn.sign-in{background:transparent;border:1px solid rgba(255,255,255,.2);color:#ffffffb3;font-weight:500}.subscribe-btn.sign-in:hover{background:#ffffff0d;border-color:#ffffff4d;color:#ffffffe6}.subscribe-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px #3b82f666}.subscribe-btn:disabled{opacity:.6;cursor:not-allowed}.subscribe-btn.manage{background:transparent;border:1px solid #334155;color:#e2e8f0}.subscribe-btn.manage:hover{background:#3b82f61a;border-color:#3b82f6}.login-overlay{position:fixed;inset:0;z-index:9999;overflow-y:auto;overflow-x:hidden}.demo-behind-login{position:fixed;inset:0;z-index:1;visibility:visible;opacity:0;pointer-events:none}.login-overlay-wrapper{position:fixed;inset:0;z-index:9999;transition:opacity .3s linear;will-change:opacity}.login-overlay-visible{opacity:1;pointer-events:auto}.login-overlay-hidden{opacity:0;pointer-events:none}[data-zoom-cursor=zoom-in]{cursor:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none'%3E%3Cpath d='M9 12H4m0 0l3-3m-3 3l3 3' stroke='%23fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3Cpath d='M15 12h5m0 0l-3-3m3 3l-3 3' stroke='%23fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") 12 12,zoom-in}[data-zoom-cursor=zoom-out]{cursor:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none'%3E%3Cpath d='M4 12h5m0 0L6 9m3 3L6 15' stroke='%23fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3Cpath d='M20 12h-5m0 0l3-3m-3 3l3 3' stroke='%23fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") 12 12,zoom-out}.main-app-container{width:100%;height:100%;display:contents}.main-app-container.hidden-behind-overlay{visibility:hidden;pointer-events:none}.public-page-overlay{position:fixed;inset:0;z-index:10000;background:#000;overflow-y:auto;overflow-x:hidden}:root{--dim-opacity-subtle: .3;--dim-opacity-light: .25;--dim-opacity-medium: .2;--dim-opacity-dark: .15;--dim-opacity-ultra-dark: .1;--dim-brightness-strong: 0;--dim-brightness-soft: .4;--dim-brightness-medium: .5;--dim-transition-duration: .8s;--dim-transition-easing: cubic-bezier(.33, 1, .68, 1)}[data-dimming-zone][data-dimming-zone][data-dimming-zone]{transform:translateZ(0);backface-visibility:hidden;opacity:1;transition:opacity .4s ease-out!important}.dimming-active{will-change:opacity}[data-dimming-zone][data-dimming-zone].dimming-active.dimmed{opacity:.25;pointer-events:none}[data-dimming-zone][data-dimming-zone].dimming-active.not-dimmed{opacity:1;pointer-events:auto}[data-dimming-exclude=true],[data-dimming-exclude=true][data-dimming-zone],[data-dimming-zone][data-dimming-exclude=true],.dimming-active[data-dimming-exclude=true],[data-dimming-zone].dimming-active[data-dimming-exclude=true],[data-dimming-zone][data-dimming-zone].dimming-active[data-dimming-exclude=true]{opacity:1!important;pointer-events:auto!important}.video-preview.thumbnail-active,.thumbnail-active{opacity:1!important;filter:none!important;pointer-events:auto!important;position:relative}.dimming-source-playbar-hover .dimming-active.dimmed{opacity:var(--dim-opacity-dark)!important}.dimming-source-playbar-hover [data-dimming-zone=app-bar],.dimming-source-playbar-hover .beats-selector,.dimming-source-playbar-hover .make-unique-overlay{opacity:var(--dim-opacity-dark)!important;pointer-events:none;transition:opacity .4s ease-out}.dimming-source-breath-handle-drag .dimming-active.dimmed,.dimming-source-pattern-drag .dimming-active.dimmed{opacity:var(--dim-opacity-ultra-dark)!important}.dimming-source-pattern-drag .audio-controls-overlay{opacity:0!important;pointer-events:none!important;transition:opacity .15s ease-out!important}.dimming-source-pattern-drag [data-dimming-zone=app-bar],.dimming-source-pattern-drag .beats-selector,.dimming-source-pattern-drag .make-unique-overlay{opacity:var(--dim-opacity-dark)!important;pointer-events:none;transition:opacity .4s ease-out}.dimming-source-beat-drag .dimming-active.dimmed{opacity:var(--dim-opacity-ultra-dark)!important}.dimming-source-beat-drag .audio-controls-overlay{opacity:0!important;pointer-events:none!important;transition:opacity .15s ease-out!important}.dimming-source-beat-drag [data-dimming-zone=app-bar],.dimming-source-beat-drag .beats-selector,.dimming-source-beat-drag .make-unique-overlay{opacity:var(--dim-opacity-dark)!important;pointer-events:none;transition:opacity .4s ease-out}.dimming-source-clip-drag .dimming-active.dimmed{opacity:var(--dim-opacity-medium)!important}.dimming-source-clip-drag .audio-controls-overlay{opacity:0!important;pointer-events:none!important;transition:opacity .15s ease-out!important}.dimming-source-clip-drag [data-dimming-zone=app-bar],.dimming-source-clip-drag .beats-selector,.dimming-source-clip-drag .make-unique-overlay{opacity:var(--dim-opacity-dark)!important;pointer-events:none;transition:opacity .4s ease-out}.dimming-source-demo-step .dimming-active.dimmed{opacity:var(--dim-opacity-dark)!important}.dimming-source-demo-step [data-dimming-zone=waveform].not-dimmed,.dimming-source-demo-step [data-dimming-zone=waveform].dimming-active.not-dimmed{pointer-events:auto!important;z-index:10001!important}.dimming-source-demo-step .full-song-waveform,.dimming-source-demo-step .waveform-section,.dimming-source-demo-step .waveform-view,.dimming-source-demo-step .preview-content-wrapper,.dimming-source-demo-step .waveform-container,.dimming-source-demo-step .waveform-content-dimmer{pointer-events:auto!important}body.demo-step-waveform-zoom-in .full-song-waveform,body.demo-step-waveform-zoom-in .waveform-section,body.demo-step-waveform-zoom-in .waveform-view,body.demo-step-waveform-zoom-in .preview-content-wrapper,body.demo-step-waveform-zoom-in .waveform-container,body.demo-step-waveform-zoom-in .waveform-content-dimmer,body.demo-step-waveform-zoom-in [data-dimming-zone=waveform],body.demo-step-waveform-zoom-in .section-highlight,body.demo-step-waveform-zoom-out .full-song-waveform,body.demo-step-waveform-zoom-out .waveform-section,body.demo-step-waveform-zoom-out .waveform-view,body.demo-step-waveform-zoom-out .preview-content-wrapper,body.demo-step-waveform-zoom-out .waveform-container,body.demo-step-waveform-zoom-out .waveform-content-dimmer,body.demo-step-waveform-zoom-out [data-dimming-zone=waveform],body.demo-step-waveform-zoom-out .section-highlight{pointer-events:auto!important;position:relative;z-index:10001}body.demo-step-waveform-zoom-in .app-dark *,body.demo-step-waveform-zoom-out .app-dark *{pointer-events:none!important}body.demo-step-waveform-zoom-in .full-song-waveform,body.demo-step-waveform-zoom-in .full-song-waveform *,body.demo-step-waveform-zoom-in [data-dimming-zone=waveform],body.demo-step-waveform-zoom-in [data-dimming-zone=waveform] *,body.demo-step-waveform-zoom-out .full-song-waveform,body.demo-step-waveform-zoom-out .full-song-waveform *,body.demo-step-waveform-zoom-out [data-dimming-zone=waveform],body.demo-step-waveform-zoom-out [data-dimming-zone=waveform] *{pointer-events:auto!important}body.demo-step-waveform-zoom-in [data-dimming-zone]:not([data-dimming-zone=waveform]),body.demo-step-waveform-zoom-out [data-dimming-zone]:not([data-dimming-zone=waveform]){opacity:var(--dim-opacity-dark)!important;pointer-events:none!important}body.demo-step-waveform-zoom-in [data-dimming-zone=waveform].dimming-active.dimmed,body.demo-step-waveform-zoom-in [data-dimming-zone=waveform].dimming-active,body.demo-step-waveform-zoom-out [data-dimming-zone=waveform].dimming-active.dimmed,body.demo-step-waveform-zoom-out [data-dimming-zone=waveform].dimming-active{pointer-events:auto!important;opacity:1!important}.dimming-source-demo-step [data-dimming-zone=app-bar]:not(.not-dimmed){opacity:var(--dim-opacity-dark)!important;pointer-events:none;transition:opacity .4s ease-out}.dimming-source-welcome-screen .dimming-active.dimmed{opacity:.05!important}.dimming-source-welcome-screen [data-dimming-zone=app-bar][data-dimming-zone].dimming-active.dimmed,.dimming-source-welcome-screen [data-dimming-zone=pattern-library][data-dimming-zone].dimming-active.dimmed{opacity:.1!important}.dimming-source-welcome-screen [data-dimming-zone=playbar]{opacity:.15!important;filter:none!important;pointer-events:none!important;transition:opacity .4s ease}.dimming-source-welcome-screen [data-dimming-zone=app-bar]{filter:blur(4px)!important;opacity:.1!important;transition:filter .4s ease,opacity .4s ease;transform:translateZ(0);contain:layout style}.dimming-source-welcome-screen [data-dimming-zone=pattern-library]{opacity:.15!important;filter:none!important;transition:opacity .4s ease}.dimming-source-welcome-screen [data-dimming-zone=waveform]{filter:blur(4px)!important;opacity:1!important;transition:filter .4s ease,opacity .4s ease;transform:translateZ(0);contain:layout style}.dimming-source-welcome-screen [data-dimming-zone=media-library]{opacity:1!important;filter:none!important}.dimming-source-welcome-screen [data-dimming-zone=media-library] .video-widget,.dimming-source-welcome-screen [data-dimming-zone=media-library] .audio-widget,.dimming-source-welcome-screen [data-dimming-zone=media-library] .video-grid,.dimming-source-welcome-screen [data-dimming-zone=media-library] .empty-videos,.dimming-source-welcome-screen [data-dimming-zone=media-library] .media-library-content{filter:blur(4px)!important;transition:filter .4s ease;transform:translateZ(0)}.dimming-source-welcome-screen [data-dimming-zone=media-library] .media-library-tabs{filter:none!important;opacity:1!important;position:relative;z-index:200!important;isolation:isolate}.dimming-source-welcome-screen [data-dimming-zone=media-library] .upload-plus-button{display:none!important}.dimming-source-welcome-screen [data-dimming-zone=main-container]{opacity:1!important;filter:none!important;pointer-events:none!important}.dimming-source-welcome-screen .main-container-dim-layer{position:absolute;inset:0;background:#000000e0;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);z-index:100;pointer-events:none;transition:background .5s ease,backdrop-filter .5s ease}.dimming-source-welcome-screen .main-container-welcome-overlay{position:absolute;inset:0;z-index:101;display:flex;align-items:center;justify-content:center;pointer-events:none}.dimming-source-welcome-screen .main-container-welcome-overlay .welcome-content{pointer-events:auto}.audio-controls-overlay{transition:opacity .4s cubic-bezier(.4,0,.2,1),visibility .4s cubic-bezier(.4,0,.2,1)!important}.login-overlay-visible .audio-controls-overlay,.audio-controls-overlay.marker-controls-hidden{opacity:0!important;pointer-events:none!important;visibility:hidden!important}@keyframes demo-controls-fade-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.audio-controls-overlay.demo-fade-in{animation:demo-controls-fade-in .5s cubic-bezier(.2,.8,.2,1) forwards;animation-delay:.3s;opacity:0}.dimming-source-beat-handles-onboarding .dimming-active.dimmed{opacity:.5!important}.dimming-source-timeline-edit [data-dimming-zone=main-container]{opacity:1!important;pointer-events:none!important}.dimming-source-timeline-edit [data-dimming-zone=video-surface]{opacity:1!important;z-index:10001!important;pointer-events:auto!important}.dimming-source-timeline-edit [data-dimming-zone=video-surface] *{pointer-events:auto!important}.dimming-source-timeline-edit [data-dimming-zone]:not([data-dimming-zone=main-container]):not([data-dimming-zone=video-surface]){opacity:var(--dim-opacity-dark)!important;pointer-events:none!important;transition:opacity .4s ease-out}.resizable-panel{background:#0a0a0a;border:none;border-radius:0;margin:0;padding:0;box-shadow:none;overflow:hidden}.shared-section-outline{position:absolute;top:0;bottom:0;border:1px solid rgba(255,255,255,.1);box-shadow:none;box-sizing:border-box;pointer-events:none;opacity:1;transition:opacity .4s ease-out;contain:strict}.shared-section-outline.stretching{opacity:.2;box-shadow:none!important}.shared-section-outline.moving{will-change:opacity}.shared-section-outline.hovered{opacity:1;border-color:var(--pattern-color, rgba(148, 163, 184, .5));box-shadow:0 0 8px var(--pattern-color, rgba(148, 163, 184, .3)),inset 0 0 10px 1px var(--pattern-color, rgba(148, 163, 184, .18))}.shared-section-outline.resizing{transition:none;will-change:auto}.shared-outline-container.has-hover .shared-section-outline:not(.hovered){opacity:.3}.shared-divider-line{position:absolute;top:0;bottom:0;width:1px;background:#ffffff4d;pointer-events:none;z-index:10;transition:left .22s cubic-bezier(.4,0,.2,1),opacity .22s cubic-bezier(.4,0,.2,1),transform .22s cubic-bezier(.4,0,.2,1)}.shared-divider-line.moving{will-change:left,transform}.shared-divider-line.major{width:2px;background:linear-gradient(to bottom,#ec4899cc,#ec489966,#ec4899cc)}.shared-marker{position:absolute;top:0;bottom:0;width:0;transform:translate(-50%);pointer-events:none;z-index:45;transition:none}.shared-marker-line{position:absolute;top:0;bottom:0;left:50%;width:2px;transform:translate(-50%)}.shared-marker.hover .shared-marker-line{background:#94a3b8e6}.shared-marker.playback .shared-marker-line{background:#7dd3fccc}.shared-marker.user .shared-marker-line{background:#f97316}.shared-gap-overlay{position:absolute;top:0;bottom:0;background:linear-gradient(90deg,#000000d1,#000000f2);opacity:.95;pointer-events:none;z-index:1;border-left:1px solid rgba(239,68,68,.25);box-shadow:inset 1px 0 #ef444433}.shared-gap-overlay:after{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.04) 0px,rgba(255,255,255,.04) 6px,transparent 6px,transparent 12px);opacity:.35;pointer-events:none}.shared-audio-end-marker{position:absolute;top:0;bottom:0;width:2px;transform:translate(-50%);background:#ef4444b3;box-shadow:0 0 6px #ef444466;pointer-events:none;z-index:44;border-radius:3px}.app-loading-overlay{position:fixed;inset:0;z-index:9000;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0a0a0f,#141428,#0a0a0f);color:#e2e8f0;opacity:1;will-change:opacity;transition:opacity .6s cubic-bezier(.33,1,.68,1)}.app-loading-overlay--fading{opacity:0;pointer-events:none}.app-loading-overlay__content{display:flex;flex-direction:column;align-items:center;gap:18px;padding:32px;text-align:center}.app-loading-overlay__logo{display:flex;align-items:center;gap:8px}.app-loading-overlay__logo-text{font-size:32px;font-weight:700;letter-spacing:-.5px;background:linear-gradient(135deg,#fff,#a0a0ff,#60a5fa);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.app-loading-overlay__logo-dot{width:8px;height:8px;border-radius:50%;background:#60a5fa;box-shadow:0 0 8px #60a5fa99}.app-loading-overlay__spinner{width:36px;height:36px;border:3px solid rgba(255,255,255,.15);border-top-color:#fffc;border-radius:50%;animation:app-loading-spin .9s linear infinite}.app-loading-overlay__label{font-size:13px;color:#e2e8f099;letter-spacing:.2px}@keyframes app-loading-spin{to{transform:rotate(360deg)}}.mobile-overlay{position:fixed;inset:0;z-index:2147483647!important;display:flex;align-items:center;justify-content:center;background:#0a0a0f}.mobile-overlay-content{display:flex;flex-direction:column;align-items:center;gap:16px;padding:24px;text-align:center}.mobile-overlay-brand{display:flex;align-items:center;gap:8px}.mobile-overlay-logo{font-size:2rem;font-weight:800;background:linear-gradient(135deg,#fff,#a5b4fc,#818cf8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-1px}.mobile-overlay-dot{width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,#818cf8,#6366f1);box-shadow:0 0 12px #6366f199}.mobile-overlay-message{font-size:15px;color:#ffffff80;max-width:240px;line-height:1.4}.mobile-overlay-divider{font-size:13px;color:#ffffff40;margin:4px 0}.mobile-overlay-link{font-size:14px;color:#818cf8;text-decoration:none;transition:color .2s}.mobile-overlay-link:hover{color:#a5b4fc}.media-section{flex:0 0 auto;width:var(--media-section-width, 420px);min-width:120px;max-width:50%;display:flex;flex-direction:column;background-color:#000;padding:0;border-right:none}.media-library{flex:1;display:flex;flex-direction:column;min-height:0}.media-library-content{flex:1;overflow:hidden;display:flex;flex-direction:column}.resize-divider{width:8px;height:100%;background:#2a2a2a;cursor:col-resize!important;flex:0 0 8px;position:relative;z-index:20;transition:box-shadow .2s ease;box-sizing:border-box;display:flex;align-items:center;justify-content:center;user-select:none;flex-shrink:0;pointer-events:all}.resize-divider:hover,.resize-divider.dragging{background-color:#2a2a2a}.resize-divider:before{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:3px;height:60px;background-color:#666;border-radius:2px}.resize-divider:after{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:3px;height:60px;background-color:#666;border-radius:2px;margin-left:-4px}.resize-divider:hover:before,.resize-divider:hover:after,.resize-divider.dragging:before,.resize-divider.dragging:after{background-color:#666}.song-selector{margin-bottom:0;flex-shrink:0}.media-section .song-list{display:flex;flex-direction:column;gap:0;flex:1;overflow-y:auto;min-height:0;background-color:#252525;padding:0;border-radius:0}.media-section .song-item{display:flex;align-items:center;padding:8px 12px;background-color:#2d2d2d;border-radius:0;cursor:pointer;transition:background-color .2s}.media-section .song-item:hover{background-color:#3a3a3a}.media-section .song-item.selected{background-color:#3a4b5c;border-left:3px solid #4a90e2}.media-section .song-details{flex:1;position:relative;z-index:4}.controls{display:flex;align-items:center;gap:0}.bpm-control{display:flex;align-items:center;gap:10px}.bpm-control input{width:60px;padding:6px;border-radius:4px;border:1px solid #444;background-color:#333;color:#fff}.total-beats{padding:6px 12px;background-color:#333;border-radius:0;font-size:14px;color:#ddd}.audio-bpm-display{margin-left:15px;padding:4px 8px;background-color:#0003;border-radius:4px;cursor:pointer;transition:background-color .2s ease;display:inline-block}.audio-bpm-display:hover{background-color:#4f7cac4d}.audio-bpm-editing{background-color:#ffd70033;color:gold;animation:pulse-edit 1.5s infinite alternate}.audio-bpm-input{width:60px;background-color:#242b3d;border:1px solid #38bdf8;border-radius:3px;color:#fff;outline:none;padding:2px 4px;font-size:14px}.audio-bpm-input:focus{border-color:#0ea5e9;box-shadow:0 0 0 2px #38bdf840}.beats-per-section-control{display:flex;align-items:center;gap:10px;margin-right:20px}.beats-per-section-label{font-weight:500;color:#e2e8f0}.beats-per-section-select{background-color:#2a3040;color:#fff;border:1px solid #4a5568;border-radius:4px;padding:4px 8px;font-size:14px;outline:none;cursor:pointer}.beats-per-section-select:hover{border-color:#4f7cac}.beats-per-section-select:focus{border-color:#38bdf8;box-shadow:0 0 0 2px #38bdf840}.delete-selected-button{background-color:#e53e3e;color:#fff;border:none;border-radius:4px;padding:4px 10px;font-size:13px;cursor:pointer;transition:background-color .2s}.delete-selected-button:hover{background-color:#c53030}.dragging-video-handle{position:absolute;width:40px;height:40px;background-color:#4a90e2;border-radius:4px;pointer-events:none;z-index:1000;display:flex;justify-content:center;align-items:center;box-shadow:0 2px 10px #00000080;opacity:.9}.drag-beats{color:#fff;font-weight:700;font-size:16px}.timeline-hover-preview{position:absolute;height:var(--timeline-clip-height, 80%);box-sizing:border-box;top:50%;transform:translateY(-50%);background-color:#4a90e24d;border:1px dashed #4a90e2;border-radius:8px;pointer-events:none;z-index:4;box-shadow:0 0 8px #4a90e266;overflow:hidden}.timeline-hover-preview.replace-mode{background-color:#dc35454d;border:2px dashed #dc3545;box-shadow:0 0 15px #dc354580}.hover-preview-content{position:relative;width:100%;height:100%;display:flex;justify-content:center;align-items:center}.hover-preview-content video{width:100%;height:100%;object-fit:cover;opacity:.7}.hover-preview-overlay{position:absolute;inset:0;background:linear-gradient(to bottom,#000000b3,#0000004d,#000000b3);display:flex;flex-direction:column;justify-content:center;align-items:center;padding:10px;text-align:center}.hover-preview-info{background-color:#00000080;padding:5px 10px;border-radius:4px;backdrop-filter:blur(4px)}.hover-preview-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:4px;text-shadow:1px 1px 2px rgba(0,0,0,.8)}.hover-preview-beats{font-size:12px;color:#4a90e2;font-weight:700}.hover-preview-position{font-size:12px;color:#aaa;margin-top:2px}.hover-preview-beat-markers{position:absolute;bottom:0;left:0;right:0;height:10px;display:flex;pointer-events:none}.hover-preview-beat-marker{flex:1;height:100%;border-right:1px solid rgba(255,255,255,.5)}.hover-preview-beat-marker:last-child{border-right:none}.paste-preview{position:absolute;background-color:#2ecc7126;border:1px dashed rgba(46,204,113,.5);z-index:5;pointer-events:none;height:var(--timeline-clip-height, 80%);top:50%;transform:translateY(-50%);border-radius:8px}.timeline-clip:hover:not(.resizing){cursor:grab}.timeline-cursor{position:absolute;top:0;height:100%;width:2px;background-color:#ff5722;z-index:10;pointer-events:none;box-shadow:0 0 10px #ff5722cc}.selection-overlay{position:absolute;background-color:#4f7cac33;border:2px solid rgba(79,124,172,.7);border-radius:2px;z-index:50;pointer-events:none;box-shadow:0 0 10px #4f7cac8c}.selection-info{display:flex;justify-content:space-between;align-items:center;background:#2a3040;border-radius:0;margin-top:0;padding:8px 15px;color:#e2e8f0;font-weight:500}.clipboard-status{position:absolute;top:60px;right:15px;padding:6px 12px;border-radius:4px;font-size:13px;font-weight:500;color:#fff;z-index:100;animation:fade-in-out 2s ease-in-out}.clipboard-status.copy{background-color:#3498dbcc;border:1px solid #3498db}.clipboard-status.cut{background-color:#e74c3ccc;border:1px solid #e74c3c}.clipboard-status.paste{background-color:#2ecc71cc;border:1px solid #27ae60}.resize-handle{position:absolute;width:14px;height:100%;top:0;background-color:#00000080;cursor:ew-resize!important;z-index:100;opacity:.7;transition:opacity .2s,background-color .2s}.timeline-clip:hover .resize-handle{opacity:1}.resize-handle-left{left:-2px;border-top-left-radius:4px;border-bottom-left-radius:4px;border-left:2px solid rgba(100,180,255,.8)}.resize-handle-right{right:-2px;border-top-right-radius:4px;border-bottom-right-radius:4px;border-right:2px solid rgba(100,180,255,.8)}.resize-handle:hover,.resize-handle:active{background-color:#64b4ffcc;opacity:1;width:18px}.timeline-clip.resizing{outline:3px solid rgba(100,180,255,.9)!important;outline-offset:2px!important;box-shadow:0 0 15px #64b4ffcc!important;z-index:1000!important;transition:none!important;border:2px solid rgba(100,180,255,1)!important;background:linear-gradient(135deg,#4a4a4a,#3a3a3a)!important}.timeline-clip.resizing .resize-handle{background-color:#64b4ffe6!important;opacity:1!important;z-index:1001!important;width:18px!important;border:2px solid rgba(100,180,255,1)!important}.timeline-clip.resizing .resize-handle-left{left:-6px!important}.timeline-clip.resizing .resize-handle-right{right:-6px!important}.timeline-clip.resizing *{user-select:none}.timeline-clip.resizing,.timeline-clip.resizing *{transition:none!important}.resize-handle,.resize-handle *{cursor:ew-resize!important}@keyframes pulse-edit{0%{background-color:#ffd7001a}to{background-color:#ffd7004d}}@keyframes fade-in-out{0%{opacity:0;transform:translateY(-10px)}10%{opacity:1;transform:translateY(0)}80%{opacity:1}to{opacity:0}}.error-message{padding:10px;background-color:#ff00001a;border:1px solid rgba(255,0,0,.3);color:#ff6b6b;border-radius:4px;margin-bottom:15px}.loading{display:flex;justify-content:center;align-items:center;height:100%;color:#aaa;font-size:18px}.arrangement-page{flex:1;min-height:0;display:flex;flex-direction:column;position:relative;width:100%;min-width:320px;box-sizing:border-box;height:100%;overflow-x:visible;overflow-y:hidden}.arrangement-page>*{box-sizing:border-box;flex-shrink:0;overflow:visible}@media(max-width:768px){.arrangement-page{min-height:100%;height:100%;min-width:100vw}}@media(max-width:480px){.arrangement-page{min-width:100vw}}.arrangement-debug-toggle{position:fixed;right:16px;bottom:16px;z-index:10000;padding:8px 14px;border-radius:9999px;border:1px solid rgba(148,163,184,.4);background:#0f172aeb;color:#f8fafc;font-size:12px;letter-spacing:.02em;cursor:pointer;transition:background-color .2s ease,border-color .2s ease;box-shadow:0 10px 30px #0f172a59;backdrop-filter:blur(4px)}.arrangement-debug-toggle:hover,.arrangement-debug-toggle:focus-visible{background:#1e293beb;border-color:#94a3b8b3;outline:none}.arrangement-debug-toggle.is-active{background:#1e40aff2;border-color:#bfdbfeb3}.generation-logs-overlay{position:fixed;inset:0;background:#05080cc7;backdrop-filter:blur(10px);z-index:10050;display:grid;place-items:center;animation:genlogs-fade .2s ease-out}@keyframes genlogs-fade{0%{opacity:0}}.generation-logs-modal{width:min(92vw,860px);max-height:min(86vh,720px);background:#0b111a;border-radius:16px;box-shadow:0 0 0 1px #94a3b81f,0 30px 60px #00000073;display:flex;flex-direction:column;overflow:hidden;animation:genlogs-up .25s cubic-bezier(.16,1,.3,1)}@keyframes genlogs-up{0%{transform:translateY(16px);opacity:0}}.generation-logs-header{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:16px 18px;border-bottom:1px solid rgba(148,163,184,.12);background:linear-gradient(135deg,#1e293b99,#0f172ae6)}.generation-logs-title{font-size:15px;font-weight:700;color:#e2e8f0;letter-spacing:.2px}.generation-logs-subtitle{font-size:12px;color:#94a3b8e6}.generation-logs-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.generation-logs-btn{height:30px;padding:0 12px;border-radius:8px;border:1px solid rgba(148,163,184,.2);background:#0f172a99;color:#e2e8f0;font-size:12px;font-weight:600;cursor:pointer;transition:transform .15s ease,border-color .15s ease,background .15s ease}.generation-logs-btn:hover:not(:disabled){transform:translateY(-1px);border-color:#94a3b873}.generation-logs-btn:disabled{opacity:.5;cursor:not-allowed}.generation-logs-btn.danger{border-color:#f8717166;background:#7f1d1d59}.generation-logs-btn.ghost{background:transparent;border-color:#94a3b833}.generation-logs-message{padding:20px;color:#cbd5f5;font-size:13px}.generation-logs-inline{margin:0 4px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-size:12px;color:#f8fafc}.generation-logs-content{margin:0;padding:18px 20px;color:#d6deee;font-size:12px;line-height:1.5;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;background:#020617e6;overflow:auto;flex:1;white-space:pre-wrap;word-break:break-word}.generation-logs-footer{padding:10px 18px;border-top:1px solid rgba(148,163,184,.12);display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:12px;color:#94a3b8e6;background:#0f172a99}@media(max-width:640px){.generation-logs-actions{width:100%;justify-content:flex-start}}@keyframes videoCardFadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes spinnerRotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes emptyStatePopIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.generated-videos-page{padding:2rem;box-sizing:border-box;width:100%;min-height:100%;display:flex;flex-direction:column}.generated-videos-header{margin-bottom:2rem;display:flex;justify-content:space-between;align-items:baseline;padding-bottom:.5rem;border-bottom:1px solid rgba(255,255,255,.03);max-width:800px;margin-left:auto;margin-right:auto;width:100%}.generated-videos-header h2{font-size:1.8rem;font-weight:300;letter-spacing:-.02em;margin:0;color:#ffffffe6}.header-stats{font-size:.8rem;color:#ffffff4d;font-family:monospace}.videos-list{display:flex;flex-direction:column;gap:3rem;padding-bottom:4rem;max-width:800px;margin:0 auto;width:100%;flex:1}.video-card{background:transparent;border-radius:12px;overflow:visible;position:relative;display:flex;flex-direction:column;width:100%;animation:videoCardFadeIn .4s ease-out both}.video-thumbnail-container{width:100%;aspect-ratio:16/9;background:#000;position:relative;cursor:pointer;overflow:hidden;border-radius:12px;box-shadow:0 4px 20px #0003;transition:box-shadow .3s ease;display:flex;align-items:center;justify-content:center}.video-card:hover .video-thumbnail-container{box-shadow:0 12px 30px #0006}.video-thumbnail-container video,.video-thumbnail-container img{width:100%;height:100%;object-fit:cover;display:block;position:absolute;top:0;left:0}.video-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:#1a1a1a;position:relative}.play-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#0000001a;opacity:0;transition:opacity .3s ease,background-color .3s ease;z-index:2}.video-card:hover .play-overlay{opacity:1;background:#0003}.play-button{width:64px;height:64px;border-radius:50%;background:#ffffff26;backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;color:#fff;transform:scale(.9);transition:transform .2s cubic-bezier(.175,.885,.32,1.275)}.video-card:hover .play-button{transform:scale(1)}.play-button svg{fill:#fff;width:24px;height:24px;margin-left:4px}.video-info{padding:1.2rem .5rem;display:flex;align-items:center;gap:1rem;overflow:hidden}.video-details{display:flex;flex-direction:column;gap:.3rem;overflow:hidden}.video-title{font-size:1rem;font-weight:500;color:#fffffff2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;letter-spacing:-.01em}.video-meta{font-size:.75rem;color:#fff6;font-family:monospace;display:flex;align-items:center;gap:.8rem}.video-actions{display:flex;gap:.8rem;align-items:center}.action-button{background:#fff3!important;border:none;color:#000!important;width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background-color .2s ease,transform .2s ease;z-index:5}.action-button:hover{background:#ffffff4d!important;transform:scale(1.05)}.action-button.delete:hover{background:#ff323266!important;color:#ff6b6b!important}.action-button svg{width:28px;height:28px;fill:#000!important;display:block}.action-button:hover{background:#000c!important;transform:scale(1.05)}.action-button.delete:hover{background:#ff323299!important;color:#ff6b6b!important}.action-button svg{width:20px;height:20px;fill:#fff!important;display:block}.loading-container{display:flex;justify-content:center;align-items:center;flex:1;min-height:300px;color:#fff3}.loading-spinner{display:inline-block;animation:spinnerRotate 1s linear infinite}.empty-state{text-align:center;padding:4rem;color:#fff3;flex:1;display:flex;flex-direction:column;justify-content:center;align-items:center;animation:emptyStatePopIn .3s ease-out both}.empty-state h3{font-weight:300;margin-bottom:.5rem}.back-to-demo{position:fixed;top:20px;left:20px;z-index:1000;display:flex;align-items:center;justify-content:center;width:48px;height:48px;background:#0009;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.1);border-radius:50%;color:#fffc;text-decoration:none;transition:all .25s ease;box-shadow:0 4px 20px #0000004d;cursor:pointer}.back-to-demo:hover{background:#6366f14d;border-color:#6366f180;color:#fff;transform:scale(1.05);box-shadow:0 6px 30px #6366f14d}.back-to-demo:active{transform:scale(.95)}.back-to-demo svg{width:26px;height:26px;flex-shrink:0}@media(max-width:768px){.back-to-demo{top:12px;left:12px;width:44px;height:44px}.back-to-demo svg{width:24px;height:24px}}.about-page{min-height:100vh;width:100%;background:#0a0a0f;color:#f1f1f1;overflow-y:auto;overflow-x:hidden;position:relative}.about-page *{user-select:text;-webkit-user-select:text}.section-label{display:inline-block;padding:.4rem .9rem;background:#6366f11f;border:1px solid rgba(99,102,241,.25);border-radius:100px;font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:1.5px;color:#a5b4fc;margin-bottom:1rem}.section-title{font-size:clamp(1.75rem,4vw,2.5rem);font-weight:700;line-height:1.2;margin-bottom:1.5rem;color:#fff}.logo-text{font-size:1.5rem;font-weight:800;background:linear-gradient(135deg,#fff,#a5b4fc,#818cf8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-1px}.logo-text.small{font-size:1.25rem}.logo-dot{width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,#818cf8,#6366f1);box-shadow:0 0 12px #6366f199}.logo-dot.small{width:6px;height:6px}.about-hero{min-height:90vh;display:flex;align-items:center;justify-content:center;padding:6rem 2rem 4rem;text-align:center;position:relative;background:radial-gradient(ellipse at 50% 0%,rgba(99,102,241,.15) 0%,transparent 60%)}.hero-content{max-width:720px;display:flex;flex-direction:column;align-items:center;gap:1.5rem}.hero-badge{display:inline-flex;align-items:center;padding:.4rem 1rem;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:100px;font-size:.75rem;font-weight:500;color:#ffffffb3;letter-spacing:.5px}.hero-title{font-size:clamp(2.5rem,7vw,4rem);font-weight:800;line-height:1.1;margin:0;color:#fff}.title-gradient{background:linear-gradient(135deg,#a5b4fc,#818cf8 40%,#6366f1);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-subtitle{font-size:1.1rem;line-height:1.6;color:#ffffffa6;max-width:560px;margin:0}.hero-cta{display:flex;flex-direction:column;align-items:center;gap:.75rem;margin-top:.5rem}.cta-primary{display:inline-flex;align-items:center;gap:.5rem;padding:.9rem 1.75rem;background:linear-gradient(135deg,#6366f1,#4f46e5);color:#fff;font-size:1rem;font-weight:600;border-radius:10px;text-decoration:none;transition:all .2s ease;box-shadow:0 4px 20px #6366f14d}.cta-primary:hover{transform:translateY(-2px);box-shadow:0 6px 30px #6366f166}.cta-primary.large{padding:1rem 2rem;font-size:1.1rem}.cta-subtext{font-size:.8rem;color:#fff6}.about-value{padding:5rem 2rem;background:#08080c}.value-content{max-width:1100px;margin:0 auto;text-align:center}.value-intro{font-size:1.15rem;line-height:1.7;color:#fff9;max-width:600px;margin:0 auto 3rem}.value-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem}.value-card{background:#ef44440a;border:1px solid rgba(239,68,68,.12);border-radius:16px;padding:2rem;text-align:left;transition:border-color .2s ease,background .2s ease}.value-card:hover{background:#ef44440f;border-color:#ef444433}.value-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;border-radius:12px;margin-bottom:1rem}.value-icon.pain{background:#ef44441a;color:#f87171}.value-card h3{font-size:1.05rem;font-weight:600;margin:0 0 .6rem;color:#fff}.value-card p{font-size:.88rem;line-height:1.55;color:#ffffff8c;margin:0}.about-solution-hero{padding:5rem 2rem;background:linear-gradient(180deg,#08080c,#0a0a0f);position:relative}.about-solution-hero:before{content:"";position:absolute;top:0;left:50%;transform:translate(-50%);width:100%;max-width:800px;height:1px;background:linear-gradient(90deg,transparent,rgba(34,197,94,.3),transparent)}.solution-hero-content{max-width:800px;margin:0 auto;text-align:center}.solution-intro{font-size:1.15rem;line-height:1.7;color:#ffffffa6;max-width:650px;margin:0 auto}.title-accent{color:#4ade80}.about-results{padding:5rem 2rem;background:linear-gradient(180deg,#0a0a0f,#08080c)}.results-content{max-width:1000px;margin:0 auto;text-align:center}.results-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;margin-top:2.5rem}.result-card{background:#22c55e0a;border:1px solid rgba(34,197,94,.12);border-radius:16px;padding:2rem;text-align:left;transition:border-color .2s ease,background .2s ease,transform .2s ease}.result-card:hover{background:#22c55e0f;border-color:#22c55e40;transform:translateY(-2px)}.result-icon{width:56px;height:56px;display:flex;align-items:center;justify-content:center;background:#22c55e1a;border-radius:14px;margin-bottom:1.25rem;color:#4ade80}.result-card h3{font-size:1.1rem;font-weight:600;margin:0 0 .6rem;color:#fff}.result-card p{font-size:.9rem;line-height:1.55;color:#ffffff8c;margin:0}.about-audience{padding:5rem 2rem;background:#08080c}.audience-content{max-width:900px;margin:0 auto;text-align:center}.audience-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.5rem;margin-top:2.5rem}.audience-card{background:#6366f10a;border:1px solid rgba(99,102,241,.12);border-radius:16px;padding:2rem;text-align:center;transition:border-color .2s ease,background .2s ease,transform .2s ease}.audience-card:hover{background:#6366f10f;border-color:#6366f140;transform:translateY(-2px)}.audience-icon{width:56px;height:56px;display:flex;align-items:center;justify-content:center;background:#6366f11a;border-radius:14px;margin:0 auto 1.25rem;color:#a5b4fc}.audience-card h3{font-size:1.1rem;font-weight:600;margin:0 0 .5rem;color:#fff}.audience-card p{font-size:.88rem;line-height:1.5;color:#ffffff8c;margin:0}.feature-card.feature-highlight{background:#6366f10f;border-color:#6366f133}.feature-card.feature-highlight:hover{background:#6366f114;border-color:#6366f14d}.feature-card.feature-highlight .feature-icon{background:#6366f126}.story-highlight{margin-top:1rem;padding:1.25rem;background:#6366f10f;border:1px solid rgba(99,102,241,.15);border-radius:12px;color:#fffc!important;font-weight:500}.cta-desktop-info{display:inline-flex;align-items:center;gap:.5rem;padding:.9rem 1.75rem;background:linear-gradient(135deg,#6366f133,#4f46e533);border:1px solid rgba(99,102,241,.4);color:#a5b4fc;font-size:1rem;font-weight:600;border-radius:10px}.cta-desktop-info.large{padding:1rem 2rem;font-size:1.1rem}.about-concept{padding:5rem 2rem;background:#08080c}.concept-content{max-width:800px;margin:0 auto;text-align:center}.concept-intro{font-size:1.1rem;line-height:1.7;color:#fff9;max-width:600px;margin:0 auto 3rem}.concept-visual{margin-top:2rem}.pattern-demo{display:flex;align-items:center;justify-content:center;gap:2rem;flex-wrap:wrap}.pattern-block{background:#6366f114;border:1px solid rgba(99,102,241,.2);border-radius:12px;padding:1.5rem;text-align:center}.pattern-label{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:1px;color:#a5b4fc;margin-bottom:1rem;display:block}.pattern-clips{display:flex;gap:6px}.clip-mini{width:28px;height:28px;background:linear-gradient(135deg,#6366f1,#4f46e5);border-radius:4px}.pattern-arrow{font-size:2rem;color:#ffffff4d}.pattern-reuse{display:flex;flex-direction:column;gap:8px}.reuse-item{padding:.5rem 1rem;background:#22c55e1a;border:1px solid rgba(34,197,94,.25);border-radius:6px;font-size:.8rem;font-weight:500;color:#4ade80}.patterns-bonus{display:flex;align-items:flex-start;gap:1rem;margin-top:2.5rem;padding:1.25rem 1.5rem;background:#6366f114;border:1px solid rgba(99,102,241,.2);border-radius:12px;max-width:500px;margin-left:auto;margin-right:auto;text-align:left}.bonus-icon{flex-shrink:0;width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:#6366f126;border-radius:10px;color:#a5b4fc}.bonus-text{display:flex;flex-direction:column;gap:.25rem}.bonus-text strong{font-size:.95rem;font-weight:600;color:#fff}.bonus-text span{font-size:.85rem;line-height:1.5;color:#fff9}.about-patterns{padding:5rem 2rem;background:#08080c}.patterns-content{max-width:1100px;margin:0 auto;text-align:center}.patterns-intro{font-size:1.1rem;line-height:1.7;color:#fff9;max-width:650px;margin:0 auto 3rem}.patterns-visual{display:flex;align-items:center;justify-content:center;gap:2rem;flex-wrap:wrap;margin-bottom:2.5rem}.pattern-library-demo{background:#ffffff08;border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:1.5rem;min-width:300px}.library-header{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:1.5px;color:#ffffff80;margin-bottom:1.25rem;text-align:left;padding-bottom:.75rem;border-bottom:1px solid rgba(255,255,255,.08)}.library-patterns{display:flex;flex-direction:column;gap:.75rem}.pattern-card{background:#ffffff0a;border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:1rem;transition:all .2s ease}.pattern-card:hover{background:#ffffff0f;border-color:#fff3;transform:translateY(-2px)}.pattern-card.pattern-a{border-left:3px solid #ff6b9d}.pattern-card.pattern-b{border-left:3px solid #4ecdc4}.pattern-card.pattern-c{border-left:3px solid #ffe66d}.pattern-card-header{display:flex;align-items:center;gap:.5rem;margin-bottom:.6rem}.pattern-letter{width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:8px;font-size:1rem;font-weight:800;letter-spacing:-.5px;box-shadow:0 2px 8px #0000004d}.pattern-a .pattern-letter{background:linear-gradient(135deg,#ff6b9d,#c44569);color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.3)}.pattern-b .pattern-letter{background:linear-gradient(135deg,#4ecdc4,#2d9a93);color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.3)}.pattern-c .pattern-letter{background:linear-gradient(135deg,#ffe66d,#f4d03f);color:#1a1a2e;text-shadow:none}.pattern-name{font-size:.9rem;font-weight:600;color:#ffffffd9}.pattern-card-clips{display:flex;gap:4px;height:28px;background:#0006;border-radius:6px;padding:4px;overflow:hidden}.mini-clip{border-radius:4px;min-width:16px;box-shadow:0 1px 3px #0000004d}.clip-purple{background:linear-gradient(135deg,#a855f7,#9333ea)}.clip-cyan{background:linear-gradient(135deg,#22d3ee,#06b6d4)}.clip-orange{background:linear-gradient(135deg,#fb923c,#f97316)}.clip-pink{background:linear-gradient(135deg,#f472b6,#ec4899)}.clip-green{background:linear-gradient(135deg,#4ade80,#22c55e)}.clip-indigo{background:linear-gradient(135deg,#818cf8,#6366f1)}.clip-yellow{background:linear-gradient(135deg,#facc15,#eab308)}.clip-light-green{background:linear-gradient(135deg,#34d399,#10b981)}.clip-red{background:linear-gradient(135deg,#f87171,#ef4444)}.clip-blue{background:linear-gradient(135deg,#60a5fa,#3b82f6)}.patterns-flow-arrow{color:#fff6;flex-shrink:0;padding:0 .5rem}.patterns-flow-arrow svg{filter:drop-shadow(0 2px 4px rgba(0,0,0,.3))}.song-structure-demo{background:#ffffff08;border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:1.5rem;min-width:450px;max-width:550px}.structure-header{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:1.5px;color:#ffffff80;margin-bottom:1.25rem;text-align:left;padding-bottom:.75rem;border-bottom:1px solid rgba(255,255,255,.08)}.structure-timeline{display:flex;gap:4px;margin-bottom:.5rem}.timeline-section{flex:1;display:flex;flex-direction:column;align-items:center;gap:6px;padding:.75rem .35rem;border-radius:10px;transition:all .2s ease}.timeline-section:hover{transform:translateY(-3px);box-shadow:0 4px 12px #0000004d}.section-a{background:#ff6b9d1f;border:2px solid rgba(255,107,157,.5)}.section-b{background:#4ecdc41f;border:2px solid rgba(78,205,196,.5)}.section-c{background:#ffe66d1f;border:2px solid rgba(255,230,109,.5)}.section-badge{width:26px;height:26px;display:flex;align-items:center;justify-content:center;border-radius:6px;font-size:.85rem;font-weight:800;letter-spacing:-.5px;box-shadow:0 2px 6px #00000040}.section-a .section-badge{background:linear-gradient(135deg,#ff6b9d,#c44569);color:#fff}.section-b .section-badge{background:linear-gradient(135deg,#4ecdc4,#2d9a93);color:#fff}.section-c .section-badge{background:linear-gradient(135deg,#ffe66d,#f4d03f);color:#1a1a2e}.section-name{font-size:.7rem;font-weight:600;color:#ffffffbf;white-space:nowrap}.structure-beats{display:flex;justify-content:space-between;padding:0 .25rem;margin-top:.5rem}.structure-beats span{font-size:.6rem;color:#ffffff40;font-family:monospace}.patterns-insight{display:inline-flex;align-items:center;gap:.75rem;background:#22c55e14;border:1px solid rgba(34,197,94,.2);border-radius:12px;padding:1rem 1.5rem;text-align:left}.insight-icon{color:#4ade80;flex-shrink:0}.insight-text{font-size:.9rem;color:#ffffffb3;line-height:1.4}.insight-text strong{color:#4ade80;font-weight:600}.about-workflow-visual{padding:5rem 2rem;background:#08080c}.workflow-visual-content{max-width:1100px;margin:0 auto;text-align:center}.workflow-visual-intro{font-size:1.1rem;line-height:1.7;color:#fff9;max-width:600px;margin:0 auto 3rem}.workflow-flow{display:flex;align-items:center;justify-content:center;gap:1.5rem;flex-wrap:wrap;margin-bottom:3rem}.workflow-input{display:flex;align-items:center;gap:1rem}.input-box{background:#ffffff08;border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:1.25rem;min-width:200px;text-align:left}.input-box.input-beats{border-color:#6366f14d}.input-box.input-videos{border-color:#ec48994d}.input-icon{color:#ffffff80;margin-bottom:.75rem}.input-beats .input-icon{color:#818cf8}.input-videos .input-icon{color:#f472b6}.input-label{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:#ffffff80;margin-bottom:.75rem}.input-files{display:flex;flex-direction:column;gap:.4rem}.file-item{font-size:.75rem;font-family:SF Mono,Monaco,Inconsolata,Roboto Mono,monospace;color:#fff9;padding:.35rem .6rem;background:#0000004d;border-radius:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-item.file-ready{color:#4ade80;background:#22c55e1a}.input-plus{font-size:1.5rem;font-weight:300;color:#ffffff4d}.workflow-arrow-container{flex-shrink:0}.workflow-arrow{color:#ffffff4d}.workflow-process{flex-shrink:0}.process-box{background:linear-gradient(135deg,#6366f126,#8b5cf626);border:2px solid rgba(99,102,241,.4);border-radius:20px;padding:1.5rem 2rem;text-align:center}.process-logo{font-size:1.5rem;font-weight:800;background:linear-gradient(135deg,#a5b4fc,#818cf8,#6366f1);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:.75rem}.process-actions{display:flex;gap:.75rem;justify-content:center}.process-actions span{font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:#ffffff80;padding:.3rem .6rem;background:#ffffff0d;border-radius:4px}.workflow-output{flex-shrink:0}.output-box{background:#22c55e0d;border:1px solid rgba(34,197,94,.25);border-radius:16px;padding:1.25rem;min-width:200px;text-align:left}.output-icon{color:#4ade80;margin-bottom:.75rem}.output-label{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:#4ade80;margin-bottom:.75rem}.output-files{display:flex;flex-direction:column;gap:.4rem}.workflow-benefit{display:inline-flex;align-items:center;gap:1.5rem;background:#ffffff05;border:1px solid rgba(255,255,255,.08);border-radius:100px;padding:1rem 2rem}.benefit-stat{display:flex;flex-direction:column;align-items:center;gap:.25rem}.benefit-stat .stat-number{font-size:1.5rem;font-weight:800;color:#fff}.benefit-stat .stat-text{font-size:.7rem;font-weight:500;text-transform:uppercase;letter-spacing:.5px;color:#ffffff80}.benefit-stat.highlight .stat-number,.benefit-stat.highlight .stat-text{color:#4ade80}.benefit-arrow{font-size:1.25rem;color:#ffffff40}.about-features{padding:5rem 2rem;background:linear-gradient(180deg,#08080c,#0a0a0f)}.features-content{max-width:1000px;margin:0 auto;text-align:center}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;margin-top:2.5rem}.feature-card{background:#ffffff05;border:1px solid rgba(255,255,255,.06);border-radius:16px;padding:2rem;text-align:left;transition:border-color .2s ease,background .2s ease}.feature-card:hover{background:#ffffff08;border-color:#6366f133}.feature-card .feature-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:#6366f11a;border-radius:12px;margin-bottom:1rem;color:#a5b4fc}.feature-card h3{font-size:1.05rem;font-weight:600;margin:0 0 .6rem;color:#fff}.feature-card p{font-size:.88rem;line-height:1.55;color:#ffffff8c;margin:0}.about-problem{padding:5rem 2rem;background:#08080c}.problem-content{max-width:1100px;margin:0 auto;text-align:center}.problem-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;margin-top:2.5rem}.problem-card{background:#ffffff05;border:1px solid rgba(255,255,255,.06);border-radius:16px;padding:2rem;text-align:left}.problem-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:#ef44441a;border-radius:12px;margin-bottom:1rem;color:#f87171}.problem-card h3{font-size:1.1rem;font-weight:600;margin:0 0 .75rem;color:#fff}.problem-card p{font-size:.9rem;line-height:1.6;color:#ffffff8c;margin:0}.about-solution{padding:5rem 2rem;background:linear-gradient(180deg,#08080c,#0a0a0f)}.solution-content{max-width:900px;margin:0 auto;text-align:center}.solution-intro{font-size:1.1rem;line-height:1.7;color:#fff9;max-width:700px;margin:0 auto 3rem}.solution-features{display:flex;flex-direction:column;gap:1rem}.feature-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1rem}.feature-item{display:flex;align-items:flex-start;gap:1rem;background:#6366f10d;border:1px solid rgba(99,102,241,.15);border-radius:12px;padding:1.25rem;text-align:left}.feature-check{width:32px;height:32px;min-width:32px;display:flex;align-items:center;justify-content:center;background:#22c55e26;border-radius:8px;color:#4ade80}.feature-text{display:flex;flex-direction:column;gap:.25rem}.feature-text strong{font-size:.95rem;font-weight:600;color:#fff}.feature-text span{font-size:.85rem;color:#ffffff8c;line-height:1.4}.about-workflow{padding:5rem 2rem;text-align:center;background:#0a0a0f}.about-workflow .section-title{max-width:600px;margin:0 auto 3rem}.workflow-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:2rem;max-width:1000px;margin:0 auto}.workflow-step{position:relative;text-align:center}.step-number{position:absolute;top:-8px;left:50%;transform:translate(-50%);width:24px;height:24px;display:flex;align-items:center;justify-content:center;background:#6366f1;border-radius:50%;font-size:.75rem;font-weight:700;color:#fff}.step-icon{width:64px;height:64px;display:flex;align-items:center;justify-content:center;background:#ffffff08;border:1px solid rgba(255,255,255,.08);border-radius:16px;margin:0 auto 1rem;color:#a5b4fc}.workflow-step h3{font-size:1rem;font-weight:600;margin:0 0 .5rem;color:#fff}.workflow-step p{font-size:.85rem;line-height:1.5;color:#ffffff80;margin:0}.about-comparison{padding:5rem 2rem;background:#08080c}.comparison-content{max-width:800px;margin:0 auto;text-align:center}.comparison-table{margin-top:2.5rem;border:1px solid rgba(255,255,255,.08);border-radius:16px;overflow:hidden}.comparison-header{display:grid;grid-template-columns:1.5fr 1fr 1fr;background:#ffffff08;font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.comparison-col{padding:1rem;color:#ffffff80}.comparison-col.beatvids{color:#a5b4fc}.comparison-row{display:grid;grid-template-columns:1.5fr 1fr 1fr;border-top:1px solid rgba(255,255,255,.06)}.comparison-label{padding:1rem;font-size:.9rem;font-weight:500;color:#fffc;text-align:left}.comparison-val{padding:1rem;font-size:.85rem;color:#ffffff80;display:flex;align-items:center;justify-content:center}.comparison-val.traditional{color:#fff6}.comparison-val.beatvids.highlight{color:#4ade80;font-weight:500}.about-usecases{padding:5rem 2rem;text-align:center;background:#0a0a0f}.usecases-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:1rem;max-width:700px;margin:2rem auto 0}.usecase-card{display:flex;align-items:center;gap:.6rem;padding:.7rem 1.1rem;background:#ffffff08;border:1px solid rgba(255,255,255,.08);border-radius:100px;font-size:.85rem;color:#ffffffb3}.usecase-icon{display:flex;align-items:center;justify-content:center;color:#818cf8}.usecase-icon svg{width:18px;height:18px}.about-stats{padding:4rem 2rem;background:linear-gradient(180deg,#0a0a0f,#6366f10d,#0a0a0f)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:2rem;max-width:700px;margin:0 auto;text-align:center}.stat-item{padding:1.5rem}.stat-value{font-size:clamp(2.5rem,5vw,3.5rem);font-weight:800;color:#fff;line-height:1;margin-bottom:.5rem}.stat-label{font-size:.85rem;color:#ffffff80}.about-cta-section{padding:5rem 2rem;text-align:center;background:linear-gradient(180deg,#0a0a0f,#0d0d14)}.cta-content{max-width:500px;margin:0 auto}.cta-content h2{font-size:clamp(1.75rem,4vw,2.25rem);font-weight:700;margin:0 0 .75rem;color:#fff}.cta-content p{font-size:1rem;color:#ffffff8c;margin:0 0 1.5rem}.footer-newsletter-bar{display:flex;align-items:center;justify-content:center;gap:1rem;padding:1rem 2rem;background:#6366f10d;border-bottom:1px solid rgba(255,255,255,.05);flex-wrap:wrap}.newsletter-label{font-size:.85rem;font-weight:500;color:#fff9}.newsletter-form-compact{display:flex;gap:.5rem}.newsletter-form-compact input{padding:.5rem .75rem;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:6px;font-size:.85rem;color:#fff;outline:none;width:180px;transition:border-color .2s ease}.newsletter-form-compact input::placeholder{color:#ffffff59}.newsletter-form-compact input:focus{border-color:#6366f180}.newsletter-form-compact button{padding:.5rem 1rem;background:#6366f1;border:none;border-radius:6px;font-size:.85rem;font-weight:600;color:#fff;cursor:pointer;transition:background .2s ease}.newsletter-form-compact button:hover{background:#4f46e5}.newsletter-form-compact button:disabled{opacity:.6;cursor:not-allowed}.newsletter-success-compact{font-size:.85rem;color:#4ade80;font-weight:500}.about-footer{padding:2rem;background:#08080c;border-top:1px solid rgba(255,255,255,.05)}.footer-content{max-width:1100px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem}.footer-brand{display:flex;align-items:center;gap:.5rem}.footer-links{display:flex;gap:1.5rem}.footer-links a{font-size:.85rem;color:#ffffff80;text-decoration:none;transition:color .2s ease}.footer-links a:hover{color:#fffc}.footer-bottom{max-width:1100px;margin:1.5rem auto 0;padding-top:1.5rem;border-top:1px solid rgba(255,255,255,.05);text-align:center}.footer-bottom p{font-size:.8rem;color:#ffffff59;margin:0}.about-features{padding:5rem 2rem;background:#08080c;text-align:center}.features-content{max-width:1000px;margin:0 auto}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.5rem;margin-top:3rem}.feature-card{background:#ffffff08;border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:2rem;transition:transform .2s ease,border-color .2s ease;text-align:left}.feature-card:hover{transform:translateY(-4px);border-color:#6366f14d}.feature-card h3{font-size:1.1rem;font-weight:600;color:#fff;margin:0 0 .75rem}.feature-card p{font-size:.9rem;line-height:1.6;color:#fff9;margin:0}.subtle-link{color:#a5b4fc;text-decoration:none;border-bottom:1px solid rgba(165,180,252,.3);transition:border-color .2s ease,color .2s ease}.subtle-link:hover{color:#c7d2fe;border-bottom-color:#a5b4fc99}.about-story{padding:5rem 2rem;background:linear-gradient(180deg,#08080c,#0a0a0f)}.story-content{max-width:700px;margin:0 auto;text-align:center}.story-text{text-align:center;display:flex;flex-direction:column;gap:1.25rem}.story-text p{font-size:1rem;line-height:1.7;color:#ffffffa6;margin:0}.story-text strong{color:#a5b4fc;font-weight:600}.results-list{list-style:none;padding:0;margin:.5rem auto 1rem;display:inline-flex;flex-direction:column;gap:.5rem;text-align:left}.results-list li{font-size:.95rem;color:#ffffffb3;padding-left:1.5rem;position:relative}.results-list li:before{content:"✓";position:absolute;left:0;color:#4ade80;font-weight:600}.problem-text{font-size:1.1rem;line-height:1.8;color:#fff9;max-width:600px;margin:0 auto}.bpm-demo{display:flex;flex-direction:column;align-items:center;gap:1.5rem;padding:2rem;background:#ffffff05;border:1px solid rgba(255,255,255,.08);border-radius:16px;max-width:400px;margin:0 auto}.bpm-input{display:flex;align-items:center;gap:1rem;padding:.75rem 1.5rem;background:#6366f11a;border:1px solid rgba(99,102,241,.3);border-radius:12px}.bpm-label{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:#ffffff80}.bpm-value{font-size:1.75rem;font-weight:800;color:#a5b4fc;font-family:SF Mono,Monaco,Inconsolata,Roboto Mono,monospace}.bar-length-grid{display:flex;gap:4px;background:#0000004d;padding:4px;border-radius:10px}.bar-length{width:44px;height:40px;display:flex;align-items:center;justify-content:center;background:#6366f11a;border:1px solid rgba(99,102,241,.2);border-radius:6px;font-size:.9rem;font-weight:700;color:#ffffff80;font-family:SF Mono,Monaco,Inconsolata,Roboto Mono,monospace;transition:all .2s ease}.bar-length.active{background:#6366f166;border-color:#6366f1;color:#fff;box-shadow:0 0 12px #6366f166}.bar-label{font-size:.75rem;color:#fff6;margin-top:.5rem}.concept-screenshot{margin-top:3rem;max-width:900px;margin-left:auto;margin-right:auto}.concept-screenshot img{width:100%;height:auto;border-radius:16px;border:1px solid rgba(255,255,255,.1);box-shadow:0 20px 60px #00000080}.about-gallery{padding:3rem 2rem 5rem;background:#08080c}.gallery-content{max-width:1200px;margin:0 auto}.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}.gallery-item{display:flex;flex-direction:column;gap:.75rem}.gallery-item img{width:100%;height:auto;border-radius:12px;border:1px solid rgba(255,255,255,.1);box-shadow:0 10px 40px #0006;transition:transform .3s ease,box-shadow .3s ease}.gallery-item:hover img{transform:translateY(-4px);box-shadow:0 16px 50px #00000080}.gallery-caption{font-size:.85rem;font-weight:500;color:#ffffff80;text-align:center}.about-page .beat-grid{display:flex;gap:8px}.about-page .beat-marker{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:#6366f126;border:2px solid rgba(99,102,241,.4);border-radius:6px;font-size:.8rem;font-weight:700;color:#818cf8;font-family:SF Mono,Monaco,Inconsolata,Roboto Mono,monospace}.about-page .beat-marker:nth-child(1),.about-page .beat-marker:nth-child(5){background:#6366f14d;border-color:#6366f1;color:#a5b4fc}.about-page .beat-marker.bar-start{background:#6366f166;border-color:#6366f1;color:#a5b4fc}.section-divider{height:1px;max-width:800px;margin:0 auto;background:linear-gradient(90deg,transparent 0%,rgba(99,102,241,.3) 50%,transparent 100%)}.about-faq{padding:5rem 2rem;background:#08080c}.faq-content{max-width:700px;margin:0 auto;text-align:center}.faq-list{margin-top:2.5rem;display:flex;flex-direction:column;gap:.75rem;text-align:left}.faq-item{background:#ffffff05;border:1px solid rgba(255,255,255,.08);border-radius:12px;overflow:hidden;transition:border-color .2s ease,background .2s ease}.faq-item:hover{border-color:#6366f133}.faq-item-open{background:#6366f10a;border-color:#6366f133}.faq-question{display:flex;align-items:center;justify-content:space-between;gap:1rem;width:100%;padding:1.25rem 1.5rem;background:none;border:none;cursor:pointer;text-align:left;font-size:.95rem;font-weight:500;color:#fff;transition:color .2s ease}.faq-question:hover{color:#a5b4fc}.faq-chevron{flex-shrink:0;color:#fff6;transition:transform .25s ease,color .2s ease}.faq-item-open .faq-chevron{transform:rotate(180deg);color:#a5b4fc}.faq-answer{max-height:0;overflow:hidden;transition:max-height .25s ease,padding .25s ease}.faq-item-open .faq-answer{max-height:200px}.faq-answer p{padding:0 1.5rem 1.25rem;margin:0;font-size:.9rem;line-height:1.65;color:#fff9}@media(max-width:768px){.about-hero{min-height:auto;padding:5rem 1.5rem 3rem}.hero-title{font-size:clamp(2rem,8vw,2.5rem)}.hero-subtitle{font-size:1rem}.value-grid,.results-grid,.audience-grid,.problem-grid,.workflow-grid,.feature-row{grid-template-columns:1fr}.value-intro,.solution-intro{font-size:1rem}.gallery-grid{grid-template-columns:1fr;gap:1.25rem}.gallery-item img{max-width:400px;margin:0 auto}.patterns-visual{flex-direction:column;gap:1.5rem}.patterns-flow-arrow{transform:rotate(90deg)}.pattern-library-demo,.song-structure-demo{min-width:auto;width:100%;max-width:400px}.structure-timeline{flex-wrap:wrap;gap:6px}.timeline-section{flex:0 0 calc(33.33% - 4px);min-width:0}.structure-beats{display:none}.patterns-insight{flex-direction:column;text-align:center;gap:.5rem}.comparison-header,.comparison-row{grid-template-columns:1.2fr .9fr .9fr}.comparison-label,.comparison-val{padding:.75rem .5rem;font-size:.8rem}.stats-grid{grid-template-columns:1fr;gap:1rem}.stat-item{padding:1rem}.newsletter-form{flex-direction:column}.footer-content{flex-direction:column;text-align:center}.workflow-flow{flex-direction:column;gap:1rem}.workflow-input{flex-direction:column;gap:.75rem}.input-box{min-width:auto;width:100%;max-width:280px}.input-plus,.workflow-arrow-container{transform:rotate(90deg)}.process-box{padding:1.25rem 1.5rem}.process-actions{flex-wrap:wrap;gap:.5rem}.output-box{min-width:auto;width:100%;max-width:280px}.workflow-benefit{flex-direction:column;gap:1rem;padding:1.5rem;border-radius:16px}.benefit-arrow{transform:rotate(90deg)}.faq-question{padding:1rem 1.25rem;font-size:.9rem}.faq-answer p{padding:0 1.25rem 1rem;font-size:.85rem}.footer-newsletter-bar{flex-direction:column;gap:.75rem;text-align:center}.newsletter-form-compact{width:100%;max-width:300px}.newsletter-form-compact input{flex:1;width:auto}}.legal-page{min-height:100vh;width:100%;background:var(--bg-darkest);color:var(--text-primary);overflow-y:auto;overflow-x:hidden;display:flex;flex-direction:column}.legal-page,.legal-page *{user-select:text!important;-webkit-user-select:text!important}.legal-content{flex:1;max-width:800px;margin:0 auto;padding:4rem 2rem;line-height:1.7}.legal-content h1{font-size:2.5rem;font-weight:700;color:var(--text-light);margin:0 0 .5rem}.legal-content .last-updated{color:var(--text-muted);font-size:.9rem;margin-bottom:3rem;padding-bottom:2rem;border-bottom:1px solid rgba(255,255,255,.1)}.legal-content section{margin-bottom:2.5rem}.legal-content h2{font-size:1.5rem;font-weight:600;color:var(--text-light);margin:0 0 1rem}.legal-content h3{font-size:1.15rem;font-weight:600;color:var(--text-primary);margin:1.5rem 0 .75rem}.legal-content p{color:var(--text-secondary);margin:0 0 1rem}.legal-content ul{margin:0 0 1rem;padding-left:1.5rem}.legal-content li{color:var(--text-secondary);margin-bottom:.5rem}.legal-content li strong{color:var(--text-primary)}.legal-content a{color:var(--primary);text-decoration:none;transition:color .2s ease}.legal-content a:hover{color:var(--primary-light);text-decoration:underline}.legal-footer{padding:2rem;background:var(--bg-dark);border-top:1px solid rgba(255,255,255,.05);text-align:center}.legal-footer .footer-links{display:flex;justify-content:center;gap:2rem;margin-bottom:1rem}.legal-footer .footer-links a{color:var(--text-secondary);text-decoration:none;font-size:.9rem;transition:color .2s ease}.legal-footer .footer-links a:hover{color:var(--text-light)}.legal-footer p{color:var(--text-muted);font-size:.85rem;margin:0}@media(max-width:768px){.legal-content{padding:3rem 1.5rem}.legal-content h1{font-size:2rem}.legal-content h2{font-size:1.3rem}.legal-footer .footer-links{flex-direction:column;gap:.75rem}}.newsletter-page{min-height:100vh;width:100%;background:#0a0a0f;color:#f1f1f1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem;position:relative;background:radial-gradient(ellipse at 50% 30%,rgba(99,102,241,.12) 0%,transparent 60%)}.newsletter-page *{user-select:text;-webkit-user-select:text}.newsletter-container{display:flex;flex-direction:column;align-items:center;gap:2rem;max-width:480px;width:100%}.newsletter-card{background:#ffffff08;border:1px solid rgba(255,255,255,.08);border-radius:20px;padding:2.5rem;width:100%;display:flex;flex-direction:column;align-items:center;text-align:center}.newsletter-header{display:flex;align-items:center;gap:1rem;margin-bottom:1.5rem}.newsletter-logo{display:flex;align-items:center;gap:.35rem}.newsletter-logo .logo-text{font-size:1.5rem;font-weight:800;background:linear-gradient(135deg,#fff,#a5b4fc,#818cf8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-1px}.newsletter-logo .logo-dot{width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,#818cf8,#6366f1);box-shadow:0 0 12px #6366f199}.newsletter-badge{display:inline-flex;align-items:center;padding:.35rem .8rem;background:#6366f11f;border:1px solid rgba(99,102,241,.25);border-radius:100px;font-size:.65rem;font-weight:600;text-transform:uppercase;letter-spacing:1.5px;color:#a5b4fc}.newsletter-title{font-size:clamp(1.5rem,5vw,2rem);font-weight:700;line-height:1.2;margin:0 0 1rem;color:#fff}.newsletter-title .title-gradient{background:linear-gradient(135deg,#a5b4fc,#818cf8 40%,#6366f1);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.newsletter-description{font-size:.95rem;line-height:1.6;color:#fff9;margin:0 0 1.5rem;max-width:360px}.newsletter-form{width:100%;display:flex;flex-direction:column;gap:.75rem}.newsletter-input-wrapper{display:flex;gap:.5rem;width:100%}.newsletter-input{flex:1;padding:.85rem 1rem;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#fff;font-size:.95rem;outline:none;transition:border-color .2s ease,background .2s ease}.newsletter-input::placeholder{color:#ffffff59}.newsletter-input:focus{border-color:#6366f180;background:#ffffff14}.newsletter-submit-btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;padding:.85rem 1.25rem;background:linear-gradient(135deg,#6366f1,#4f46e5);color:#fff;font-size:.9rem;font-weight:600;border-radius:10px;border:none;cursor:pointer;white-space:nowrap;transition:transform .2s ease,box-shadow .2s ease}.newsletter-submit-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 20px #6366f159}.newsletter-submit-btn:disabled{opacity:.7;cursor:not-allowed}.loading-dots{letter-spacing:2px}.newsletter-error{color:#f87171;font-size:.85rem;margin:0}.newsletter-success{display:flex;flex-direction:column;align-items:center;gap:.75rem;padding:1rem 0}.success-icon{width:56px;height:56px;border-radius:50%;background:#22c55e26;border:1px solid rgba(34,197,94,.3);color:#22c55e;display:flex;align-items:center;justify-content:center}.newsletter-success h3{font-size:1.25rem;font-weight:600;margin:0;color:#fff}.newsletter-success p{font-size:.9rem;color:#fff9;margin:0}.newsletter-back-btn{display:inline-flex;align-items:center;gap:.4rem;padding:.75rem 1.5rem;background:#ffffff14;color:#fff;font-size:.9rem;font-weight:500;border-radius:10px;border:1px solid rgba(255,255,255,.1);text-decoration:none;margin-top:.5rem;transition:background .2s ease}.newsletter-back-btn:hover{background:#ffffff1f}.newsletter-benefits{display:flex;flex-direction:column;gap:.6rem;margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid rgba(255,255,255,.08);width:100%;align-items:flex-start}.benefit-item{display:flex;align-items:center;gap:.6rem;font-size:.85rem;color:#ffffffb3}.benefit-item svg{color:#22c55e;flex-shrink:0}.newsletter-footer{position:absolute;bottom:0;left:0;right:0;padding:1.5rem 2rem;display:flex;justify-content:space-between;align-items:center;font-size:.75rem;color:#ffffff59}.newsletter-footer .footer-links{display:flex;gap:1.5rem}.newsletter-footer a{color:#fff6;text-decoration:none;transition:color .2s ease}.newsletter-footer a:hover{color:#ffffffb3}.newsletter-footer p{margin:0}@media(max-width:520px){.newsletter-card{padding:1.75rem}.newsletter-input-wrapper{flex-direction:column}.newsletter-submit-btn{width:100%}.newsletter-header{flex-direction:column;gap:.75rem}.newsletter-footer{flex-direction:column;gap:1rem;text-align:center}}:root{--ease-spring: cubic-bezier(.34, 1.56, .64, 1);--ease-smooth: cubic-bezier(.16, 1, .3, 1)}.subscription-success-page{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0a0a0f,#12121a,#0d0d14);z-index:99999;padding:16px}.subscription-success-page:before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse 80% 50% at 50% 0%,rgba(99,91,255,.08) 0%,transparent 50%);pointer-events:none}.subscription-success-card{position:relative;width:100%;max-width:340px;padding:28px 24px;background:#121218f2;border:1px solid rgba(255,255,255,.08);border-radius:16px;box-shadow:0 4px 24px #0006,0 0 40px #635bff14;text-align:center;opacity:0;transform:translateY(20px) scale(.97);animation:cardSlideUp .6s var(--ease-spring) .1s forwards}.subscription-success-card--loading,.subscription-success-card--error{padding:36px 24px}@keyframes cardSlideUp{0%{opacity:0;transform:translateY(20px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}.subscription-success-thank-you{font-size:11px;font-weight:600;letter-spacing:.5px;text-transform:uppercase;color:#a5b4fc;margin:0 0 20px;opacity:0;animation:fadeInDown .4s var(--ease-smooth) .2s forwards}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.subscription-success-logo{display:flex;align-items:baseline;justify-content:center;gap:6px;margin-bottom:16px;opacity:0;animation:logoFadeIn .6s var(--ease-spring) .2s forwards}@keyframes logoFadeIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.subscription-success-logo-text{font-size:32px;font-weight:800;letter-spacing:-1px;background:linear-gradient(135deg,#fff,#a5b4fc,#818cf8);background-size:200% 200%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:brandShimmer 3s ease-in-out infinite}.subscription-success-logo-pro{font-size:12px;font-weight:700;letter-spacing:1px;padding:3px 6px;background:linear-gradient(135deg,#7a73ff,#635bff);color:#fff;border-radius:4px;text-transform:uppercase;animation:proBadgePulse 2s ease-in-out infinite}@keyframes brandShimmer{0%,to{background-position:0% 50%}50%{background-position:100% 50%}}@keyframes proBadgePulse{0%,to{box-shadow:0 0 #635bff66}50%{box-shadow:0 0 12px 4px #635bff33}}.subscription-success-spinner{display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;margin-bottom:16px;color:#818cf8}.subscription-success-spinner svg{width:32px;height:32px}.subscription-success-spinner .spinning{animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.subscription-success-error-icon{display:inline-flex;align-items:center;justify-content:center;width:52px;height:52px;margin-bottom:16px;background:#ef444426;border-radius:50%;color:#f87171;font-size:24px;font-weight:700}.subscription-success-title{font-size:20px;font-weight:700;color:#f8fafc;margin:0 0 6px;letter-spacing:-.3px;line-height:1.3}.subscription-success-card .beatvids-brand{font-weight:700;background:linear-gradient(135deg,#a5b4fc,#818cf8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.subscription-success-subtitle{font-size:13px;color:#94a3b8;margin:0 0 20px;line-height:1.4}.subscription-success-features{display:flex;flex-direction:column;gap:8px;margin-bottom:24px;text-align:left}.subscription-success-feature{display:flex;align-items:center;gap:10px;padding:10px 12px;background:#ffffff08;border-radius:8px;border:1px solid rgba(255,255,255,.05);color:#cbd5e1;font-size:12px;font-weight:500;opacity:0;transform:translate(-10px);animation:featureSlideIn .4s var(--ease-spring) forwards}.subscription-success-feature:nth-child(1){animation-delay:.3s}.subscription-success-feature:nth-child(2){animation-delay:.4s}.subscription-success-feature:nth-child(3){animation-delay:.5s}@keyframes featureSlideIn{0%{opacity:0;transform:translate(-10px)}to{opacity:1;transform:translate(0)}}.subscription-success-feature-icon{flex-shrink:0;color:#22c55e;width:14px;height:14px}.subscription-success-button{width:100%;padding:12px 20px;background:linear-gradient(135deg,#7a73ff,#635bff,#5851db);border:none;border-radius:10px;color:#fff;font-size:14px;font-weight:600;letter-spacing:-.2px;cursor:pointer;box-shadow:0 3px 12px #635bff59,0 0 20px #635bff1a,inset 0 1px #fff3;transition:all .25s var(--ease-smooth);position:relative;overflow:hidden;opacity:0;transform:translateY(10px);animation:buttonFadeIn .5s var(--ease-spring) .6s forwards}@keyframes buttonFadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.subscription-success-button:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.15) 0%,transparent 50%,transparent 100%)}.subscription-success-button:hover{background:linear-gradient(135deg,#8b85ff,#7a73ff,#635bff);box-shadow:0 6px 20px #635bff73,0 0 30px #635bff33,inset 0 1px #ffffff40;transform:translateY(-2px)}.subscription-success-button:active{background:linear-gradient(135deg,#635bff,#5851db,#4a45c2);box-shadow:0 2px 8px #635bff59,inset 0 1px #ffffff1a;transform:translateY(0) scale(.98)}.subscription-success-button--secondary{background:#ffffff14;border:1px solid rgba(255,255,255,.15);box-shadow:none;color:#e2e8f0}.subscription-success-button--secondary:hover{background:#ffffff1f;border-color:#fff3;box-shadow:none;transform:translateY(-2px)}.subscription-success-button--secondary:active{background:#ffffff0f;transform:translateY(0) scale(.98)}.subscription-success-email{margin-top:14px;font-size:11px;color:#64748b;opacity:0;animation:fadeIn .4s ease .8s forwards}.subscription-success-help{margin-top:14px;font-size:11px;color:#64748b}.subscription-success-help a{color:#818cf8;text-decoration:none}.subscription-success-help a:hover{text-decoration:underline}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@media(max-width:400px){.subscription-success-card{padding:24px 20px}.subscription-success-title{font-size:18px}.subscription-success-thank-you{font-size:10px;margin-bottom:16px}.subscription-success-icon{width:48px;height:48px}.subscription-success-icon svg{width:24px;height:24px}.subscription-success-feature{padding:8px 10px;font-size:11px}.subscription-success-button{padding:11px 16px;font-size:13px}}.confirm-popover-container{position:relative;display:inline-flex}.confirm-popover-container.disabled{opacity:.25;pointer-events:none}.confirm-popover{z-index:99999;background:#1c1c20fa;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.15);border-radius:12px;box-shadow:0 8px 32px #00000080,0 0 0 1px #ffffff0d;min-width:200px;padding:0;animation:popover-enter-down .2s cubic-bezier(.16,1,.3,1)}@keyframes popover-enter-down{0%{opacity:0;transform:translate(-50%) translateY(-8px) scale(.96)}to{opacity:1;transform:translate(-50%) translateY(0) scale(1)}}.confirm-popover-arrow-top{position:absolute;top:-6px;left:50%;transform:translate(-50%) rotate(45deg);width:12px;height:12px;background:#1c1c20fa;border-left:1px solid rgba(255,255,255,.15);border-top:1px solid rgba(255,255,255,.15)}.confirm-popover-arrow{position:absolute;bottom:-6px;left:50%;transform:translate(-50%) rotate(45deg);width:12px;height:12px;background:#1c1c20fa;border-right:1px solid rgba(255,255,255,.15);border-bottom:1px solid rgba(255,255,255,.15)}.confirm-popover-content{padding:14px 16px}.confirm-popover-title{margin:0 0 4px;font-size:14px;font-weight:600;color:#fffffff2;letter-spacing:-.01em}.confirm-popover-description{margin:0 0 12px;font-size:12px;color:#ffffff80;line-height:1.4}.confirm-popover-actions{display:flex;gap:8px;justify-content:flex-end}.confirm-popover-btn{padding:6px 12px;font-size:12px;font-weight:500;border-radius:6px;border:none;cursor:pointer;transition:all .15s ease}.confirm-popover-btn.cancel{background:#ffffff14;color:#ffffffb3}.confirm-popover-btn.cancel:hover{background:#ffffff1f;color:#ffffffe6}.confirm-popover-btn.confirm{background:#6366f1e6;color:#fff}.confirm-popover-btn.confirm:hover{background:#6366f1;transform:translateY(-1px)}.confirm-popover-btn.confirm.danger{background:#ef4444d9}.confirm-popover-btn.confirm.danger:hover{background:#ef4444}.confirm-popover-btn:focus-visible{outline:2px solid rgba(99,102,241,.5);outline-offset:2px}