*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;scroll-behavior:smooth;text-rendering:optimizeLegibility}img,picture{display:block;height:auto;max-width:100%}a{color:inherit;text-decoration:none}ol,ul{list-style:none}button{cursor:pointer;font:inherit}:root{--font-sans:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;--font-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;--bg:#f4f5f7;--bg-card:#fff;--ink:#14141a;--ink-mid:#585862;--ink-soft:#909098;--rule:#d2d4dc;--hairline:#e4e6ec;--col:960px;--toc-w:220px;--gutter:48px;--pad-x:32px;--body-pad-top:56px;--body-pad-bottom:96px;--section-gap:88px}@media (max-width:991px){:root{--gutter:32px;--pad-x:28px;--section-gap:72px}}@media (max-width:767px){:root{--toc-w:100%;--gutter:0;--pad-x:24px;--body-pad-top:32px;--body-pad-bottom:64px;--section-gap:56px}}@media (max-width:400px){:root{--pad-x:20px}}body,html{background:var(--bg);color:var(--ink);font-family:var(--font-sans);font-size:15px;line-height:1.6;overflow-x:clip}body{padding:var(--body-pad-top) 0 var(--body-pad-bottom)}.wrap{margin:0 auto;max-width:var(--col);padding:0 var(--pad-x)}.mono{font-family:var(--font-mono);font-feature-settings:"ss01"}