:root{--bg:#f6f5f1;--ink:#1c1b19;--quiet:#66625a;--line:#dcd8cf;--link:#1d4ed8}
@media (prefers-color-scheme:dark){:root{--bg:#151513;--ink:#ecebe7;--quiet:#a29e95;--line:#36352f;--link:#60a5fa}}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}
main{max-width:680px;margin:0 auto;padding:48px 16px 8px}
h1{font-size:30px;line-height:1.2;margin:0 0 6px}
h1+p{color:var(--quiet);margin-top:0}
h2{font-size:19px;margin:34px 0 8px;padding-top:14px;border-top:1px solid var(--line)}
p,li{max-width:66ch}
ul{padding-left:20px}
li{margin:6px 0}
a{color:var(--link)}