:root{--bg:#efeee9;--fg:#16161a;--mute:#5d5d66;--line:#d4d2c9;--acc:#c2410c}
@media(prefers-color-scheme:dark){:root{--bg:#141416;--fg:#ecebe6;--mute:#a2a2aa;--line:#2f2f35;--acc:#ff7a52}}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:17px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
main{max-width:44rem;margin:0 auto;padding:clamp(2rem,6vw,4.5rem) 1.25rem 3rem}
header{display:flex;justify-content:space-between;align-items:baseline;gap:1rem;border-bottom:1px solid var(--line);padding-bottom:1rem;margin-bottom:2.5rem;font-weight:600;letter-spacing:.02em}
header a{color:inherit;text-decoration:none}
header span{color:var(--mute);font-weight:400;font-size:.85rem;font-family:ui-monospace,Consolas,monospace}
h1{font-size:clamp(2rem,6vw,3rem);line-height:1.1;margin:0 0 1rem;letter-spacing:-.02em}
h2{font-size:1.2rem;margin:2.2rem 0 .5rem}
p,li{max-width:62ch}
a{color:var(--acc);text-underline-offset:.2em}
a:focus-visible{outline:2px solid var(--acc);outline-offset:3px}
.lead{font-size:1.15rem;color:var(--mute)}
ul{padding-left:1.2rem}li{margin:.35rem 0}
footer{margin-top:3.5rem;padding-top:1rem;border-top:1px solid var(--line);color:var(--mute);font-size:.9rem;display:flex;flex-wrap:wrap;gap:.4rem 1.2rem}