*{box-sizing:border-box}
:root{color-scheme:light dark;--page:#fbfbfa;--ink:#16171a;--dim:#44474d;--mute:#74777d;--link:#1a7f37;--line:#dcdde0}
@media (prefers-color-scheme:dark){:root{--page:#111214;--ink:#f1f1ef;--dim:#c3c5c9;--mute:#8d9096;--link:#56d364;--line:#2b2d31}}
body{margin:0;background:var(--page);color:var(--ink);font:17px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
main{max-width:680px;margin:0 auto;padding:48px 20px 80px}
header{margin-bottom:24px}
h1{font-size:36px;line-height:1.1;font-weight:700;letter-spacing:-.01em;margin:0}
h2{font-size:20px;line-height:1.25;font-weight:600;margin:34px 0 6px}
p,ul{margin:0 0 12px}ul{padding-left:22px}
p,li{color:var(--dim)}a{color:var(--link)}
nav{margin-top:44px;padding-top:14px;border-top:1px solid var(--line);font-size:15px;color:var(--mute)}
nav a{margin-right:16px}