:root{--bg: #fafafa;--fg: #18181b;--muted: #71717a;--card: #ffffff;--border: #e4e4e7;--shadow: 0 1px 2px rgba(0,0,0,.05);--radius: 16px;--blue: #2563eb}*{box-sizing:border-box}body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,"Apple Color Emoji","Segoe UI Emoji";background:var(--bg);color:var(--fg)}.container{max-width:1100px;margin:0 auto;padding:48px 24px}.header{margin-bottom:24px}.brand{display:flex;align-items:center;gap:16px}.brand img{height:42px}.kicker{font-size:12px;color:var(--muted);margin-top:6px}.title{font-size:28px;font-weight:650;margin:6px 0 0;letter-spacing:-.02em}.subtitle{color:var(--muted);max-width:720px;margin-top:10px}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px}.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}.row.space{justify-content:space-between}.field{display:flex;gap:8px;align-items:center}input{padding:10px 12px;border:1px solid var(--border);border-radius:12px;outline:none;min-width:200px}button{padding:10px 12px;border-radius:12px;border:1px solid var(--border);background:#fff;cursor:pointer}button.primary{background:var(--blue);color:#fff;border-color:var(--blue)}button:disabled{opacity:.55;cursor:not-allowed}.status{color:var(--muted);font-size:14px}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:12px}@media(max-width:900px){.grid2{grid-template-columns:1fr}}.videoWrap{border-radius:var(--radius);overflow:hidden;background:#000;border:1px solid var(--border)}.videoLabel{font-weight:600;margin:0 0 8px}video{width:100%;height:auto;display:block}.log{background:#111;color:#0f6;border-radius:var(--radius);padding:12px;height:220px;overflow:auto;margin-top:12px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-size:12px}