:root{--bg:#fbf7f3;--fg:#21170f;--muted:#6b5a4b;--card:#fff;--line:#eadfd4;--accent:#d9722a;--code:#f3ebe3}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#140d08;--fg:#f4ece4;--muted:#b3a291;--card:#1d140d;--line:#33261b;--accent:#f0a35a;--code:#241910}}
:root[data-theme="dark"]{--bg:#140d08;--fg:#f4ece4;--muted:#b3a291;--card:#1d140d;--line:#33261b;--accent:#f0a35a;--code:#241910}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:17px/1.6 system-ui,-apple-system,"Segoe UI",sans-serif}
main{max-width:920px;margin:0 auto;padding:48px 16px 64px}
header{display:flex;gap:18px;align-items:center}
header img{width:64px;height:64px}
h1{font-size:clamp(28px,5vw,42px);line-height:1.15;margin:0}
h2{font-size:24px;margin:48px 0 12px}
h3{font-size:18px;margin:0 0 6px}
p.lead{font-size:20px;color:var(--muted);margin:20px 0}
a{color:var(--accent)}
.btns{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0}
.btn{padding:10px 18px;border-radius:10px;border:1px solid var(--line);text-decoration:none;color:var(--fg);background:var(--card);font-weight:600}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
figure{margin:28px 0}
figure img{width:100%;height:auto;border-radius:12px;border:1px solid var(--line)}
figcaption{color:var(--muted);font-size:14px;margin-top:6px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px}
.card p{margin:0;color:var(--muted);font-size:15px}
pre{background:var(--code);border:1px solid var(--line);border-radius:10px;padding:14px;overflow-x:auto;font-size:14px}
code{font-family:ui-monospace,"SF Mono",Menlo,monospace}
details{border-bottom:1px solid var(--line);padding:12px 0}summary{cursor:pointer;font-weight:600}details p{color:var(--muted);margin:8px 0 0}
footer{margin-top:56px;color:var(--muted);font-size:14px}
nav{display:flex;flex-wrap:wrap;gap:14px;font-size:15px;margin:0 0 28px}nav a{color:var(--muted);text-decoration:none}nav a:hover{color:var(--accent)}
ul.plain{padding-inline-start:20px}ul.plain li{margin:6px 0}
[dir=rtl] body,[dir=rtl]{font-family:Vazirmatn,system-ui,sans-serif}