:root{color-scheme:light;--bg:#fff;--ink:#242424;--muted:#77787e;--soft:#f5f5f7;--line:#e9e9ec;--accent:#516d8c;--card:#fff;--hover:#fafafa;--hero:#2b2b2d;background:var(--bg);color:var(--ink);font-synthesis:none;text-rendering:optimizelegibility;scroll-behavior:smooth;scroll-padding-top:100px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif}:root[data-theme=dark]{color-scheme:dark;--bg:#18191b;--ink:#eeeef0;--muted:#a2a3a9;--soft:#202125;--line:#303136;--accent:#a4bedb;--card:#26272b;--hover:#202125;--hero:#eeeef0}@media 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