:root{--bg:#fdfcf8;--fg:#1f1d1a;--muted:#5d5850;--link:#1d5fa8;--line:#ddd8cc}
@media (prefers-color-scheme:dark){:root{--bg:#161514;--fg:#ece8e1;--muted:#a8a296;--link:#8cbcf0;--line:#3a3733}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:17px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;overflow-wrap:break-word}
main,footer{max-width:42rem;margin:0 auto;padding:0 16px}
main{padding-top:2rem;padding-bottom:2rem}
h1{font-size:1.8rem;line-height:1.25}
h2{font-size:1.3rem;margin-top:2rem}
h3{font-size:1.1rem}
a{color:var(--link)}
li{margin:.3rem 0}
footer{border-top:1px solid var(--line);padding-top:1rem;padding-bottom:2rem;color:var(--muted);font-size:.9rem}