:root{--bg:#fbfaf7;--fg:#1f2328;--muted:#656d76;--accent:#0f6e5c;--line:#e6e2da}
@media (prefers-color-scheme:dark){:root{--bg:#15171a;--fg:#e6e6e6;--muted:#9aa3ad;--accent:#4fc1a6;--line:#2a2e33}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.9 Vazirmatn,Tahoma,sans-serif}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
.wrap{max-width:720px;margin:0 auto;padding:0 16px}
header{border-bottom:1px solid var(--line);padding:18px 0}header .wrap{display:flex;justify-content:space-between;align-items:center}
.logo{font-weight:700;font-size:20px;color:var(--fg)}nav a{margin-inline-start:18px;color:var(--muted)}
main{padding:32px 0 56px}h1{font-size:26px;margin:0 0 8px}.lead{color:var(--muted);margin:0 0 32px}
.post{padding:18px 0;border-bottom:1px solid var(--line)}.post h2{font-size:18px;margin:0 0 4px}.post time{color:var(--muted);font-size:13px}
article p{margin:0 0 16px}pre{background:var(--line);padding:12px;border-radius:6px;overflow:auto;direction:ltr;text-align:left;font-size:14px}
footer{border-top:1px solid var(--line);color:var(--muted);font-size:13px;padding:20px 0}