body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:#f6f6f6;margin:0;padding:0}h1{margin:0}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:8px;border-bottom:1px solid #eee;text-align:center}.card{background:#fff;border-radius:16px;box-shadow:0 1px 4px #00000014;padding:16px}.btn{padding:8px 12px;border-radius:12px;background:#111;color:#fff;border:none;cursor:pointer}.input{padding:8px;border-radius:10px;border:1px solid #ddd;width:100%}.grid{display:grid;gap:12px}