:root{--bg: #f3f6fb;--panel: #ffffff;--line: #e3e9f5;--text: #111827;--sub: #6b7280;--brand: #1756d8;--brand-2: #0f46b5;--ok: #16a34a;--err: #dc2626;--warn: #b45309;--radius-lg: 16px;--radius-md: 12px;--radius-sm: 10px;--shadow: 0 10px 24px rgba(17, 24, 39, .06)}*{box-sizing:border-box}html,body{height:100%}body{margin:0;background:radial-gradient(circle at 20% 0%,#f8fbff 0,var(--bg) 45%);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,sans-serif}button,input,select{font:inherit}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:24px}.login{width:min(480px,100%);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);background:var(--panel);padding:28px}.login h2{margin:0 0 8px;font-size:30px}.muted{color:var(--sub);font-size:13px}.login-grid{margin-top:14px;display:grid;gap:12px}input,select{width:100%;height:42px;border:1px solid #ccd6e8;background:#fff;border-radius:var(--radius-sm);padding:0 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