:root{color-scheme:dark;--bg:#171f44;--text:#ffffff;--muted:#b9bdd0;--accent:#74ffed;--line:#2b3768}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:17px/1.6 system-ui,-apple-system,"Segoe UI",sans-serif;padding-block:56px 80px;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
main{max-width:720px;margin:0 auto}
a{color:var(--accent)}
h1{font-size:clamp(30px,5vw,44px);margin:.4em 0 .6em;letter-spacing:-.02em}
h2{font-size:20px;margin:2em 0 .4em}
p,li{color:#d8dbe6}
.ph{background:#74ffed22;color:#ffb07a;padding:0 .3em;border-radius:4px}
.back{font-size:15px;text-decoration:none}
.muted{color:var(--muted);font-size:14px;margin-top:3em;border-top:1px solid var(--line);padding-top:1em}