:root{--bg:#fff;--ink:#18181b;--ink-soft:#52525b;--ink-faint:#a1a1aa;--accent:#1d4ed8;--rule:#e4e4e7;--rail-width:15rem;--measure:42rem;--sans:ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--mono:ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace}html,body{background:var(--bg);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;margin:0;padding:0;font-size:17px;line-height:1.65}*{box-sizing:border-box}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;display:block}[id]{scroll-margin-top:5.5rem}@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}