:root{--bg:#fff;--surface:#f8fafc;--border:#dbe3eb;--text:#0f172a;--accent:#2563eb;--accent-soft:#bfdbfe;--radius:18px}@media (prefers-color-scheme:dark){:root{--bg:#0f172a;--surface:#1e293b;--border:#334155;--text:#f8fafc;--accent:#60a5fa;--accent-soft:#1e40af}}*,:before,:after{box-sizing:border-box}html,body,:root,*,:before,:after{font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}html,body{overscroll-behavior:none;-webkit-overflow-scrolling:auto;height:100%;overflow:hidden}html,body,*{-webkit-user-select:none;user-select:none}input{-webkit-user-select:text;user-select:text}body{background:var(--bg);color:var(--text);margin:0}.player{background:var(--surface);flex-direction:column;gap:1rem;height:100vh;min-height:auto;max-height:256px;padding:1rem;display:flex}.audio-source{grid-template-columns:1fr;align-items:center;gap:.5rem;display:grid}.file-picker,.url-picker{border:1px solid var(--border);cursor:pointer;background:#ffffffb8;border-radius:999px;place-items:center;min-height:40px;font-size:.875rem;font-weight:700;display:grid}.file-picker input{opacity:0;pointer-events:none;width:1px;height:1px;position:absolute}.url-picker{grid-template-columns:minmax(0,1fr) auto;display:grid;overflow:hidden}.url-picker input{min-width:0;color:inherit;font:inherit;background:0 0;border:0;padding:0 .75rem;font-size:.875rem}.url-picker button{background:0 0;border:0;border-radius:0;min-height:0;font-size:.875rem}.source-panel{border:1px solid var(--border);background:#ffffff80;border-radius:18px;padding:.35rem}.source-panel summary{min-height:40px;color:color-mix(in srgb, var(--text), transparent 18%);cursor:pointer;align-items:center;padding:0 .75rem;font-size:.875rem;font-weight:700;display:flex}.source-panel[open] summary{margin-bottom:.5rem}.timeline-section{isolation:isolate;flex:auto;align-items:stretch;min-height:0;display:flex;position:relative}.timeline-waveform{z-index:10;touch-action:none;mix-blend-mode:plus-lighter;opacity:.95;pointer-events:none;width:100%;height:100%;display:block;position:absolute;inset:0}.timeline-time{z-index:4;color:#fff;font-variant-numeric:tabular-nums;pointer-events:none;text-shadow:0 1px 10px #0f172a6b;justify-content:space-between;align-items:center;display:flex;position:absolute;inset:16px 20px auto}.timeline-empty-source{z-index:5;pointer-events:auto;justify-content:center;align-items:center;gap:.5rem;padding:1rem;display:flex;position:absolute;inset:0}.timeline-empty-source .file-picker,.timeline-empty-source .url-picker{color:#fff;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#ffffff47;border:1px solid #ffffff2e;box-shadow:0 6px 18px #0f172a1f}.timeline-empty-source .file-picker{align-items:center;gap:.5rem;padding:0 .875rem;font-weight:700;display:inline-flex}.timeline-empty-source .url-picker input{color:inherit}.timeline-empty-source .url-picker{align-items:center;gap:.5rem;display:flex}.clipboard-button{border:1px solid var(--border);min-height:40px;color:inherit;background:0 0;border-radius:999px;align-items:center;gap:.5rem;padding:0 .75rem;font-weight:700;line-height:1;display:inline-flex}.clipboard-status{color:#ff6b6b;font-size:.825rem;font-weight:700}.timeline-empty-source .url-picker.invalid{color:#7f0e0e;background:#ff6b6b1f;border-color:#ff6b6be6}.timeline-empty-source .url-picker.invalid .clipboard-button{border-color:#ff6b6be6}@media (prefers-color-scheme:dark){.timeline-empty-source .file-picker,.timeline-empty-source .url-picker{color:#0f172a;background:#ffffff2e;border:1px solid #ffffff1a}}.timeline-time output{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#0f172a3d;border:1px solid #ffffff38;border-radius:999px;padding:.25rem .55rem;font-size:.875rem;font-weight:800}.loop-range{z-index:6;color:var(--text);pointer-events:none;background:#ffffff3d;border:1px solid #0000000f;border-radius:999px;padding:.15rem .5rem;font-size:.6rem;font-weight:600;position:absolute;inset:auto auto 16px 20px;box-shadow:0 4px 12px #0f172a14}.timeline-highlight{inset:10px auto 10px var(--loop-left,0%);z-index:3;width:max(var(--loop-width,0%), 6px);corner-shape:squircle;background:linear-gradient(90deg, #ffffff57, #ffffff1f), color-mix(in srgb, var(--accent-soft), transparent 10%);pointer-events:none;opacity:0;border:1px solid #ffffffb8;border-radius:64px;transition:inset .14s,opacity .18s,width .14s;position:absolute;transform:translateZ(0);box-shadow:inset 0 0 0 1px #0f172a1a,0 8px 24px #0f172a2e}.timeline-highlight.active,.timeline-highlight.pending{opacity:1}.timeline-highlight.pending{background:repeating-linear-gradient(-45deg, #ffffff47 0 8px, #ffffff14 8px 16px), color-mix(in srgb, var(--accent-soft), transparent 22%);animation:.9s linear infinite loop-pending}.loop-handle,.loop-pending-end{color:#fff;background:#0f172ab8;border-radius:100%;place-items:center;width:28px;height:28px;font-size:.75rem;font-weight:800;line-height:1;display:grid;position:absolute;top:50%;transform:translate(-50%,-50%)}.loop-handle{cursor:grab;pointer-events:auto;touch-action:none;border:0;min-height:0;padding:0}.loop-handle:active{cursor:grabbing;transform:translate(-50%,-50%)scale(1.08)}.loop-handle-a{left:var(--loop-a,0%)}.loop-handle-b{left:var(--loop-end,100%)}.loop-pending-end{left:var(--loop-end,100%);background:#fff;width:12px;height:12px;animation:.9s ease-in-out infinite loop-end-pulse;box-shadow:0 0 0 8px #ffffff38}.seek{z-index:2;appearance:none;border:1px solid color-mix(in srgb, var(--border), white 22%);corner-shape:squircle;background:linear-gradient(90deg, #0000001a 0%, #0003 100%, transparent 100%), radial-gradient(circle at var(--glow-a-x,18%) var(--glow-a-y,15%), #ffffff42, transparent 30%), 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#ffffff6b}.transport{justify-content:space-between;align-items:center;gap:.5rem;display:flex}.transport-left,.transport-center,.transport-right{align-items:center;display:flex}.transport-center{flex:auto;justify-content:center;gap:.5rem}.transport-left,.transport-right{flex:none;gap:.5rem}.pill{border-radius:50%;place-items:center;width:44px;height:44px;padding:0;display:grid}.play{border-radius:999px;place-items:center;width:72px;height:72px;font-size:1.25rem;display:grid}.loop-toggle{width:44px;height:44px}.loop-toggle.active{background:var(--accent);color:#fff;border-color:#0000}.loop-toggle.pending{background:color-mix(in srgb, var(--accent-soft), white 55%);color:color-mix(in srgb, var(--text), var(--accent) 35%)}.transport-button{border-radius:999px;min-width:0;min-height:44px;padding:0 .35rem;font-size:.875rem;line-height:1}.transport-button svg{width:18px;height:18px;display:block}.play svg{width:28px;height:28px}.transport-button.pill{padding:0}.play{background:var(--accent);color:#fff;border:0;min-height:52px}.loop-panel{border:1px solid var(--border);background:#ffffff6b;border-radius:18px;gap:.5rem;padding:.5rem;display:grid}.loop-summary{color:color-mix(in srgb, var(--text), transparent 22%);font-variant-numeric:tabular-nums;grid-template-columns:1fr auto auto;gap:.5rem;font-size:.75rem;font-weight:700;display:grid}.loop-controls{grid-template-columns:repeat(3,minmax(0,1fr));gap:.4rem;display:grid}.loop-action{background:color-mix(in srgb, var(--accent-soft), white 55%);min-height:38px;color:color-mix(in srgb, var(--text), var(--accent) 35%);border-radius:999px;padding:0 .5rem;font-size:.8125rem}.loop-action.danger{color:#dc2626}button{border:1px solid var(--border);min-height:44px;color:inherit;background:#fff;border-radius:14px;font-size:1rem;font-weight:600}.transport .transport-button{border-radius:999px;min-height:44px;font-size:.875rem}.transport .play{min-height:52px;font-size:1.125rem}@media (prefers-color-scheme:dark){button{background:#0f172a}.file-picker,.url-picker,.source-panel,.loop-panel,.loop-action{background:#0f172ab8}}button:focus-visible,input:focus-visible{outline:3px solid var(--accent);outline-offset:2px}@media (width>=768px){.player{border:1px solid var(--border);border-radius:var(--radius);max-width:760px;height:calc(100vh - 4rem);min-height:auto;max-height:320px;margin:2rem auto}.audio-source{grid-template-columns:auto minmax(0,1fr)}.transport,.loop-panel{width:100%;max-width:520px;margin-inline:auto}}@keyframes loop-pending{0%{background-position:0 0}to{background-position:24px 0}}@keyframes loop-end-pulse{0%,to{transform:translate(-50%,-50%)scale(.88)}50%{transform:translate(-50%,-50%)scale(1.18)}}