:root{--bg-app:#161617;--bg-panel:#1f1f21;--bg-raised:#29292c;--bg-stage:#000;--stroke:rgba(255,255,255,0.08);--stroke-strong:rgba(255,255,255,0.14);--text-1:#f5f5f7;--text-2:rgba(235,235,245,0.6);--text-3:rgba(235,235,245,0.32);--accent:#0a84ff;--accent-soft:rgba(10,132,255,0.22);--playhead:var(--accent);--clip-video-1:#2c4a6e;--clip-video-2:#223a58;--clip-audio-1:#1e4634;--clip-audio-2:#173628;--clip-overlay-1:#46305e;--clip-overlay-2:#362548;--danger:#ff453a;--radius-s:6px;--radius-m:10px;--radius-l:14px;--shadow-panel:0 0 0 1px var(--stroke);--shadow-float:0 8px 24px rgba(0,0,0,0.5),0 0 0 1px var(--stroke);--font-ui:-apple-system,BlinkMacSystemFont,"SF Pro Text","Helvetica Neue","Segoe UI",sans-serif;--font-mono:ui-monospace,"SF Mono",Menlo,monospace}*{box-sizing:border-box}body,html{margin:0;padding:0;height:100%}body{background:var(--bg-app);font-family:var(--font-ui);font-size:13px;-webkit-font-smoothing:antialiased;overflow:hidden}.btn,body{color:var(--text-1)}.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;border-radius:var(--radius-s);background:var(--bg-raised);font:500 12.5px/1 var(--font-ui);padding:7px 12px;cursor:pointer;display:inline-flex;align-items:center;gap:6px;white-space:nowrap;transition:background .12s ease,opacity .12s ease}.btn:hover{background:#333336}.btn:active{background:#3c3c40}.btn:disabled{opacity:.4;cursor:default}.btn:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.btn-primary{background:var(--accent)}.btn-primary:hover{background:#2b93ff}.btn-primary:active{background:#0071e3}.btn-icon{padding:7px 9px}select.btn{padding-right:24px}input[type=range]{-webkit-appearance:none;-moz-appearance:none;appearance:none;height:4px;border-radius:2px;background:var(--bg-raised);outline:none}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:14px;height:14px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.4);cursor:pointer}input[type=range]:focus-visible{outline:2px solid var(--accent);outline-offset:2px}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:4px}::-webkit-scrollbar-track{background:transparent}@media (prefers-reduced-motion:reduce){*,:after,:before{animation-duration:.01ms;animation-iteration-count:1;transition-duration:.01ms}}