:root{--bg:#fff;--fg:#1b1d22;--mut:#5d6470;--ac:#1f5fd1;--bd:#e3e6ec;--card:#f6f7f9}
@media (prefers-color-scheme:dark){:root{--bg:#14161a;--fg:#e8eaee;--mut:#a3aab6;--ac:#7aa7ff;--bd:#2b2f37;--card:#1c1f25}}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
header,main,footer{max-width:46rem;margin:0 auto;padding:0 16px}
header{padding-top:18px;padding-bottom:10px;display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center;border-bottom:1px solid var(--bd)}
header strong{font-size:1.05rem;margin-right:auto}
nav a,.lang{color:var(--ac);text-decoration:none;font-size:.95rem}nav a{margin-right:14px}nav a[aria-current]{font-weight:700;text-decoration:underline}
h1{font-size:1.7rem;line-height:1.25;margin:1.4rem 0 .6rem}h2{font-size:1.35rem;margin:1.8rem 0 .4rem}h3{font-size:1.1rem;margin:1.5rem 0 .3rem}
p,li{overflow-wrap:anywhere}ul,ol{padding-left:1.3rem}li{margin:.25rem 0}a{color:var(--ac)}
code{background:var(--card);padding:.1em .35em;border-radius:4px;font-size:.92em}
blockquote{margin:1rem 0;padding:.4rem 1rem;background:var(--card);border-left:3px solid var(--ac)}
footer{padding-top:18px;padding-bottom:30px;margin-top:2rem;border-top:1px solid var(--bd);color:var(--mut);font-size:.9rem}