:root { --bg: #fbfaf7; --fg: #22252a; --muted: #6b7078; --line: #e6e2da; --accent: #2f6f62; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 17px/1.9 Tahoma, "Vazirmatn", sans-serif; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.top { display: flex; justify-content: space-between; align-items: center; max-width: 760px; margin: 0 auto; padding: 22px 16px; border-bottom: 1px solid var(--line); }
.brand { font-weight: bold; color: var(--fg); }
nav a { margin-right: 18px; }
main { max-width: 760px; margin: 0 auto; padding: 24px 16px 48px; }
.lead { color: var(--muted); }
.card { padding: 18px 0; border-bottom: 1px solid var(--line); }
.card h2 { font-size: 20px; margin: 0 0 4px; }
.meta { color: var(--muted); font-size: 14px; margin: 0 0 8px; }
pre { background: #f1eee7; padding: 12px 14px; overflow-x: auto; font: 14px/1.6 ui-monospace, Consolas, monospace; border-radius: 6px; }
code { background: #f1eee7; padding: 0 4px; border-radius: 4px; font-size: 14px; }
.foot { max-width: 760px; margin: 0 auto; padding: 18px 16px 32px; color: var(--muted); font-size: 14px; border-top: 1px solid var(--line); }