:root{color-scheme:light dark;--bg:#fbfaf8;--fg:#1c1b19;--mut:#5c5952;--line:#e3e0d9;--ac:#3a5a9b}
@media (prefers-color-scheme:dark){:root{--bg:#171614;--fg:#eceae5;--mut:#a29e95;--line:#2e2c28;--ac:#8fb0e8}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}
main{max-width:44rem;margin:0 auto;padding:3rem 1.25rem 5rem}
h1{font-size:1.75rem;line-height:1.2;margin:0 0 .35rem}
h2{font-size:1.1rem;margin:2.25rem 0 .5rem}
.sub{color:var(--mut);margin:0 0 2rem;font-size:.95rem}
a{color:var(--ac)}
hr{border:0;border-top:1px solid var(--line);margin:2.5rem 0}
footer{color:var(--mut);font-size:.875rem}
ul{padding-left:1.15rem}
code{background:rgba(128,128,128,.15);padding:.1em .35em;border-radius:3px;font-size:.9em}