.playback-controls{padding:20px;background:#1a1a1a;border-top:1px solid #333}.playback-controls--minimal{padding:0;background:transparent;border:none}.playback-controls--minimal .playback-buttons{margin-bottom:0}.playback-buttons{display:flex;gap:10px;margin-bottom:15px}.btn-primary{background:#0cf;color:#000;border:none;font-weight:600}.btn-primary:hover:not(:disabled){background:#0ac}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.timeline-container{margin-bottom:15px}.timeline-slider{width:100%;height:6px;border-radius:3px;background:#333;outline:none;-webkit-appearance:none;cursor:pointer}.timeline-slider::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;background:#0cf;cursor:pointer;transition:all .2s ease}.timeline-slider::-webkit-slider-thumb:hover{background:#0ac;transform:scale(1.2)}.timeline-slider::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:#0cf;cursor:pointer;border:none;transition:all .2s ease}.timeline-slider::-moz-range-thumb:hover{background:#0ac;transform:scale(1.2)}.timeline-labels{display:flex;justify-content:space-between;margin-top:5px;font-size:12px;color:#888}.playback-settings{display:flex;gap:20px;align-items:center;flex-wrap:wrap}.speed-control{display:flex;align-items:center;gap:10px;font-size:14px;color:#ccc}.speed-control input[type=range]{width:100px;height:4px;border-radius:2px;background:#333;outline:none;-webkit-appearance:none}.speed-control input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:12px;height:12px;border-radius:50%;background:#0cf;cursor:pointer}.speed-control input[type=range]::-moz-range-thumb{width:12px;height:12px;border-radius:50%;background:#0cf;cursor:pointer;border:none}.loop-control,.audio-control{display:flex;align-items:center;gap:8px;font-size:14px;color:#ccc;cursor:pointer}.loop-control input[type=checkbox],.audio-control input[type=checkbox]{width:18px;height:18px;cursor:pointer;accent-color:#00ccff}.song-picker{display:flex;align-items:center;gap:10px;flex-wrap:wrap;max-width:min(520px,100%)}.song-picker__label{font-size:13px;color:#bbb;white-space:nowrap}.song-picker__select{flex:1;min-width:200px;padding:8px 12px;border-radius:8px;border:1px solid #444;background:#2a2a2a;color:#fff;font-size:14px;cursor:pointer}.song-picker__select:disabled{opacity:.6;cursor:wait}.song-picker__status{font-size:12px;color:#8ab4ff}.song-picker__error{font-size:12px;color:#f88;max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.visualization-space-toggle{display:inline-flex;border-radius:6px;border:1px solid #444;overflow:hidden}.visualization-space-toggle__btn{padding:8px 14px;border:none;background:#2a2a2a;color:#ccc;font-size:13px;font-weight:500;cursor:pointer;transition:background .15s ease,color .15s ease}.visualization-space-toggle__btn:hover{background:#353535;color:#fff}.visualization-space-toggle__btn.is-active{background:#0cf;color:#000;font-weight:600}.visualization-space-toggle__btn+.visualization-space-toggle__btn{border-left:1px solid #444}.visualization-space-toggle__btn.is-active+.visualization-space-toggle__btn,.visualization-space-toggle__btn+.visualization-space-toggle__btn.is-active{border-left-color:#333}.app{width:100vw;height:100vh;display:flex;flex-direction:column;overflow:hidden}.app-header{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:15px 20px;background:#1a1a1a;border-bottom:1px solid #333;z-index:10}.app-header__primary{display:flex;flex-direction:column;align-items:flex-start;gap:10px;min-width:0;flex:1}.app-header__playback{display:flex;align-items:center;gap:10px}.app-header h1{font-size:24px;font-weight:600;color:#fff;margin:0}.btn{padding:8px 16px;border:none;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease}.btn-secondary{background:#2a2a2a;color:#fff;border:1px solid #444}.btn-secondary:hover{background:#3a3a3a;border-color:#555}.btn-secondary:active{transform:scale(.98)}.app-content{flex:1;display:flex;flex-direction:column;overflow:hidden}.app-content-main{flex:1;display:flex;overflow:hidden}.scene-container{flex:1;position:relative}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#0a0a0a;color:#fff;overflow:hidden}#root{width:100vw;height:100vh}