:root{--bg: #f4f3ef;--panel: #ffffff;--ink: #17181a;--muted: #6b6d70;--line: #dddcd6;--accent: #1f6feb;--accent-ink: #ffffff;--err: #b42318;color-scheme:light}@media(prefers-color-scheme:dark){:root{--bg: #111214;--panel: #1a1b1e;--ink: #ececea;--muted: #9a9c9f;--line: #2c2e32;--accent: #4c8dff;--accent-ink: #0b0c0e;--err: #ff6b5b;color-scheme:dark}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.45 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}header{padding:20px 24px 8px}h1{margin:0;font-size:22px;letter-spacing:-.01em}h2{margin:0 0 12px;font-size:15px}.sub{margin:4px 0 0;color:var(--muted)}main{display:grid;grid-template-columns:280px minmax(0,1fr) 320px;gap:16px;padding:16px 24px 32px;align-items:start}@media(max-width:1000px){main{grid-template-columns:1fr;padding:12px 16px 24px}}section{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px}.drop{display:grid;gap:6px;padding:20px;border:1.5px dashed var(--line);border-radius:10px;cursor:pointer;text-align:center}.drop span{color:var(--muted);font-size:13px}.drop.over,.drop:hover{border-color:var(--accent)}.sources{list-style:none;padding:0;margin:12px 0 0;display:grid;gap:6px;font-size:13px;overflow-wrap:anywhere}.mode{font-size:13px;color:var(--muted)}.mode.err{color:var(--err)}.stage{display:grid;justify-items:center;gap:10px}canvas{width:auto;max-width:100%;max-height:72vh;height:auto;background:#000;border-radius:8px}.transport{display:flex;gap:12px;align-items:center;font-variant-numeric:tabular-nums;color:var(--muted)}.row{display:grid;grid-template-columns:120px 1fr 88px;gap:8px;align-items:center;margin:8px 0;font-size:13px}.row output{color:var(--muted);font-variant-numeric:tabular-nums;text-align:right}input[type=range]{width:100%;accent-color:var(--accent)}select,button{font:inherit;color:var(--ink);background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:6px 10px}button{cursor:pointer}button.primary{width:100%;margin-top:8px;background:var(--accent);color:var(--accent-ink);border-color:var(--accent);font-weight:600;padding:10px}button.primary:disabled{opacity:.45;cursor:not-allowed}button.ghost{margin-top:8px}details{margin:10px 0;border-top:1px solid var(--line);padding-top:8px}summary{cursor:pointer;font-size:13px}.hint,.summary,.result{font-size:13px;color:var(--muted)}.result a{color:var(--accent)}progress{width:100%;margin-top:8px}.row{grid-template-columns:110px minmax(0,1fr) 104px}.num{display:flex;align-items:center;gap:4px}.num input{width:100%;min-width:0;font:inherit;font-size:13px;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:6px;padding:4px 6px;text-align:right;font-variant-numeric:tabular-nums}.num input:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.unit{color:var(--muted);font-size:12px;min-width:22px}.chips{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:4px}.chip{display:grid;gap:1px;text-align:left;padding:6px 10px;border-radius:10px;font-size:13px;max-width:100%}.chip small{color:var(--muted);font-size:11px;line-height:1.3}.chip[aria-pressed=true]{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}.chip:hover{border-color:var(--accent)}#presetNote:empty{display:none}@media(max-width:1000px){.row{grid-template-columns:96px minmax(0,1fr) 100px}}