:root{color-scheme:light;--ink:#10223a;--muted:#64748b;--line:#dbe4ef;--brand:#0f4c81;--blue:#2563eb;--bg:#f4f7fb;--card:#fff;--danger:#b42318}*{box-sizing:border-box}body,html{margin:0;min-height:100%;background:var(--bg);color:var(--ink)}body{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.shell{max-width:1240px;margin:0 auto;padding:28px 18px 48px}.header{margin-bottom:18px}.eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:.14em;color:var(--blue);font-weight:800}h1{margin:4px 0 5px;font-size:clamp(28px,4vw,44px);letter-spacing:-.03em}.subtitle{margin:0;color:var(--muted);max-width:780px;line-height:1.5}.grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(300px,.75fr);grid-gap:18px;gap:18px}.card{background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:0 8px 30px rgba(15,76,129,.06)}.stageCard{padding:14px}.videoWrap{position:relative;overflow:hidden;border-radius:14px;background:#07111f;aspect-ratio:16/9}video{width:100%;height:100%;object-fit:contain;display:block}.videoPlaceholder{position:absolute;inset:0;display:grid;place-items:center;color:#b7c5d7;text-align:center;padding:30px}.badge{position:absolute;top:12px;left:12px;border-radius:999px;padding:7px 10px;font-size:12px;font-weight:800;background:rgba(4,11,22,.72);color:#fff}.controls{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px;align-items:center}input,select{border:1px solid var(--line);background:#fff;border-radius:10px;padding:11px 12px;font-size:14px;color:var(--ink)}select{min-width:150px}button{border:0;border-radius:10px;padding:11px 15px;font-weight:750;cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}.primary{background:var(--blue);color:#fff}.secondary{background:#edf4ff;color:var(--brand)}.danger{background:#fff0ee;color:var(--danger)}.status{margin-top:12px;padding:11px 12px;border-radius:10px;background:#f8fafc;color:#475569;font-size:14px;border:1px solid #eef2f7}.status strong{color:var(--ink)}.side{padding:16px;display:flex;flex-direction:column;min-height:610px}.side h2{font-size:17px;margin:0 0 10px}.transcript{flex:1 1;min-height:420px;max-height:590px;overflow:auto;background:#f8fafc;border:1px solid #eef2f7;border-radius:12px;padding:12px}.line{padding:9px 10px;margin-bottom:8px;border-radius:10px;font-size:14px;line-height:1.45}.line.user{background:#eaf2ff}.line.avatar{background:#fff;border:1px solid #e6edf5}.line.system{color:#64748b;font-size:13px;padding:5px 2px}.role{font-weight:800;margin-right:5px}.textFallback{display:flex;gap:8px;margin-top:10px}.textFallback input{flex:1 1;min-width:0}.note{margin-top:16px;color:#64748b;font-size:12.5px;line-height:1.5}@media (max-width:900px){.grid{grid-template-columns:1fr}.side{min-height:auto}.transcript{min-height:260px}}