:root{--bg:#fafaf9;--surface:#fff;--surface-soft:#f6f6f4;--surface-muted:#f0f0ed;--text-primary:#1a1a1a;--text-secondary:#777772;--text-tertiary:#aaa9a4;--text-disabled:#c8c7c1;--accent:#1a1a1a;--highlight-bg:#f3f3f1;--border:#e8e7e2;--border-hover:#d4d3cc;--danger:#d96f55;--danger-bg:#fff3ef;--ok:#6f9469;--ok-bg:#f0f7ef;--warning:#b7791f;--warning-bg:#fff7e8;--shadow-sm:0 1px 3px #0000000a;--shadow-md:0 12px 34px #0000000f;--shadow-lg:0 24px 64px #0000001a;--radius-sm:10px;--radius:14px;--radius-lg:22px;--sidebar-width:238px;--sidebar-collapsed-width:72px;--ease:cubic-bezier(.16, 1, .3, 1);color:var(--text-primary);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang 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