:root{--primary: #1f4a86;--primary-weak: #eaf0f8;--ink: #141a24;--sub: #5b6474;--muted: #8a93a3;--line: #e3e6ec;--line-weak: #eceef2;--bg: #f3f4f7;--card: #ffffff;--red: #b42318;--amber: #b7791f;--green: #2e7d4f;--red-bg: #fdf1f0;--amber-bg: #fdf6e7;--green-bg: #eef7f1;--radius: 8px;--shadow: 0 1px 2px rgba(20, 26, 36, .04), 0 2px 8px rgba(20, 26, 36, .04)}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased}.gate{min-height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:linear-gradient(180deg,#f6f8fb,#eef2f8);padding:24px 16px}.gate-box{width:100%;max-width:360px;text-align:center}.gate-box h1{margin:16px 0 4px;font-size:22px;font-weight:600;letter-spacing:.5px}.gate-sub{margin:0 0 24px;color:var(--sub)}.gate-row{display:flex;gap:8px}.gate-foot{position:fixed;bottom:20px;color:var(--muted);font-size:12px}.shell{min-height:100%}.sider{border-right:1px 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