:root{color-scheme:light;--bg: #eef2f8;--card: #ffffff;--line: #e3e9f3;--text: #111827;--muted: #667085;--primary: #1f6feb;--primary-soft: #eaf2ff;--danger: #e5484d;--success: #149f65;--side-dark: #031635;--side-mid: #072650}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:PingFang SC,Microsoft YaHei,sans-serif;background:linear-gradient(180deg,#f5f8fe 0%,var(--bg) 100%);color:var(--text)}.page{padding:24px;max-width:1480px;margin:0 auto;display:grid;gap:16px}.page-login{min-height:100vh;place-items:center;max-width:none;margin:0}.app-shell{min-height:100vh;display:grid;grid-template-columns:240px 1fr;background:var(--bg)}.app-sidebar{background:linear-gradient(180deg,var(--side-dark) 0%,var(--side-mid) 100%);color:#dbe6ff;padding:20px 14px;display:grid;grid-template-rows:auto 1fr;gap:22px;border-right:1px solid rgba(255,255,255,.08)}.brand-wrap{display:flex;align-items:center;gap:10px;padding:8px 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