:root{color-scheme:light dark;--bg:#f7f7f5;--panel:#fff;--text:#171717;--muted:#666;--line:#deded8;--link:#1458a6;--max:860px}
@media (prefers-color-scheme:dark){:root{--bg:#111412;--panel:#171b18;--text:#f2f3f1;--muted:#a8ada8;--line:#303630;--link:#8fc2ff}}
*{box-sizing:border-box}html{font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.6;background:var(--bg);color:var(--text)}body{margin:0}header,main,footer{width:min(calc(100% - 32px),var(--max));margin-inline:auto}header{padding:28px 0 16px;border-bottom:1px solid var(--line)}header a.brand{font-weight:750;color:var(--text);text-decoration:none}nav{margin-top:12px;display:flex;gap:14px;flex-wrap:wrap}nav a,main a,footer a{color:var(--link)}main{padding:30px 0 56px}article{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:clamp(20px,4vw,38px)}h1{font-size:clamp(28px,6vw,42px);line-height:1.15;margin:0 0 20px}h2{font-size:1.35rem;line-height:1.3;margin:34px 0 10px}h3{font-size:1.08rem;margin:26px 0 8px}p{margin:0 0 16px}.muted{color:var(--muted)}.links{display:grid;gap:10px;margin:24px 0 0;padding:0;list-style:none}.lang-nav{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 28px}.lang-nav a{padding:4px 9px;border:1px solid var(--line);border-radius:999px;text-decoration:none}section+section{border-top:1px solid var(--line);margin-top:36px;padding-top:6px}code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace}footer{padding:22px 0 34px;color:var(--muted);font-size:.92rem}@media(max-width:520px){header,main,footer{width:min(calc(100% - 22px),var(--max))}article{padding:20px 17px;border-radius:12px}}