:root{--bg:#fff;--fg:#14171c;--dim:#5d6672;--line:#e3e6ea;--acc:#7A2E2E}
@media(prefers-color-scheme:dark){:root{--bg:#0f1115;--fg:#e6e8ec;--dim:#98a0ad;--line:#252a34;--acc:#E0A3A3}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
.wrap{max-width:680px;margin:0 auto;padding:56px 20px}
header{display:flex;align-items:center;gap:12px;margin-bottom:34px}
header img{width:36px;height:36px;border-radius:8px;display:block}
header b{font-size:17px;letter-spacing:-.01em}
h1{font-size:26px;margin:0 0 6px;letter-spacing:-.02em}
h2{font-size:17px;margin:30px 0 8px}
.sub{color:var(--dim);margin:0 0 26px}
a{color:var(--acc)}
code{background:rgba(127,127,127,.13);padding:1px 5px;border-radius:4px;font-size:14px}
nav{margin-top:42px;padding-top:18px;border-top:1px solid var(--line);font-size:14px;color:var(--dim)}
nav a{margin-right:18px}