:root{--primary:#3b6ef5;--border:#e3e6ec;color:#1f2330;background:#f4f6fa;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,sans-serif;font-size:14px}*{box-sizing:border-box}body{margin:0}.card{border:1px solid var(--border);background:#fff;border-radius:10px;padding:20px}label{color:#555b6b;flex-direction:column;gap:6px;display:flex}input,select{font:inherit;border:1px solid var(--border);border-radius:6px;padding:8px 10px}.btn{font:inherit;border:1px solid var(--border);cursor:pointer;background:#fff;border-radius:6px;padding:8px 14px}.btn--primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn:disabled{opacity:.6;cursor:not-allowed}.table{border-collapse:collapse;width:100%}.table th,.table td{text-align:left;border-bottom:1px solid var(--border);padding:10px 8px}.table th{color:#7a8092;font-weight:500}.muted{color:#8a90a0}.error{color:#d93025;margin:0}