body{font-family:Arial,sans-serif;margin:30px;background:#f5f6fb;color:#111}.card{background:#fff;border:1px solid #ddd;border-radius:8px;padding:18px;margin:14px 0;box-shadow:0 2px 8px rgba(0,0,0,.06)}.grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.links a{display:inline-block;margin:10px;padding:15px;background:#fff;border:1px solid #ccc;border-radius:8px;text-decoration:none;color:#111}input,button{padding:10px;margin:5px}.log{height:280px;overflow:auto;background:#111;color:#0f0;padding:10px;border-radius:6px;white-space:pre-wrap}audio{width:100%;margin-top:12px}label{font-weight:bold;margin-left:8px}