body{margin:0;background:#111;color:#fff;font-family:Arial,sans-serif}a{color:#7dd3fc}.page{min-height:100vh;display:grid;place-items:center;padding:24px}.card{width:min(820px,100%);background:#1a1a1a;border-radius:16px;padding:24px;box-sizing:border-box}.row{margin:12px 0;display:flex;gap:8px;flex-wrap:wrap}input{padding:10px 12px;border-radius:10px;border:1px solid #333;background:#0f0f0f;color:#fff;min-width:220px}button{padding:10px 14px;border-radius:10px;border:none;background:#0ea5e9;color:#fff;cursor:pointer}video{width:100%;background:#000;border-radius:12px;min-height:240px}.log{white-space:pre-wrap;color:#8fd;font-size:14px;background:#181818;padding:12px;border-radius:12px;min-height:120px;overflow:auto}