:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--background:#fff;--foreground:#171717;--muted:#666;--border:#e5e5e5;--content-width:800px}*{box-sizing:border-box}html{font-family:Arial,Helvetica,sans-serif}body{background:var(--background);color:var(--foreground);margin:0;line-height:1.6}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}a:focus-visible{outline-offset:4px;outline:2px solid}header{border-bottom:1px solid var(--border);padding:1rem 1.5rem}header nav{max-width:var(--content-width);align-items:center;gap:1.5rem;margin:0 auto;display:flex}main{max-width:var(--content-width);margin:0 auto;padding:3rem 1.5rem}h1{margin-top:0;font-size:clamp(2rem,5vw,3rem);line-height:1.2}p{max-width:65ch}@media (max-width:600px){main{padding-top:2rem}header nav{gap:1rem}}