body{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;padding:16px}.card{border:1px solid #ddd;border-radius:12px;padding:12px;max-width:720px}.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}input{padding:8px;border:1px solid #ccc;border-radius:8px}button{padding:8px 12px;border:1px solid #ccc;border-radius:8px;cursor:pointer}pre{background:#f6f6f6;padding:12px;border-radius:12px;overflow:auto}small{color:#666}table{width:100%;border-collapse:collapse;margin-top:8px}th,td{padding:8px;border:1px solid #e0e0e0;font-size:14px;vertical-align:top}th{background:#fafafa;text-align:left}.table-wrap{overflow-x:auto}