:root{--bg:#fbfaf7;--fg:#1d1b19;--mut:#6a645d;--line:#e6e1d9;--acc:#d9531e;--card:#fff}
@media(prefers-color-scheme:dark){:root{--bg:#141311;--fg:#f0ece6;--mut:#a39c92;--line:#2c2926;--acc:#ff8a57;--card:#1c1a18}}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:17px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
main{max-width:42rem;margin:0 auto;padding:3rem 16px 4rem}
header{display:flex;align-items:baseline;gap:.75rem;margin-bottom:2.5rem}
header a.brand{font-weight:700;font-size:1.25rem;letter-spacing:-.01em;color:var(--fg);text-decoration:none}
header nav{margin-left:auto;display:flex;gap:1.1rem;font-size:.95rem}
a{color:var(--acc)}h1{font-size:2.1rem;line-height:1.2;letter-spacing:-.02em;margin:.2rem 0 1rem}
h2{font-size:1.15rem;margin:2.2rem 0 .4rem}p,li{color:var(--fg)}.mut{color:var(--mut);font-size:.92rem}
ul{padding-left:1.2rem}li{margin:.3rem 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:1.1rem 1.25rem;margin:1.5rem 0}
footer{margin-top:3.5rem;padding-top:1.2rem;border-top:1px solid var(--line);color:var(--mut);font-size:.9rem}