:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;--bg:#fcfcfb;--fg:#0b0b0b;--muted:#52514e;--link:#1c7ed6;font-family:system-ui,-apple-system,Segoe UI,sans-serif}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--bg:#16181d;--fg:#f1f3f5;--muted:#adb5bd;--link:#4dabf7}}body{background:var(--bg);color:var(--fg);margin:0}main{max-width:680px;margin:0 auto;padding:24px 16px 48px;line-height:1.55}h1{font-size:26px}h2{margin-top:28px;font-size:18px}h3{margin:18px 0 4px;font-size:15px}p{margin:8px 0}a{color:var(--link)}.lead{font-size:17px}.small{color:var(--muted);margin-top:32px;font-size:13px}.lang-switch{justify-content:flex-end;gap:6px;margin-bottom:8px;display:flex}.lang-switch button{min-height:36px;color:inherit;font:inherit;opacity:.75;background:0 0;border:1px solid;border-radius:8px;padding:4px 10px;font-size:14px}.lang-switch button[aria-pressed=true]{opacity:1;font-weight:600}:focus-visible{outline-offset:2px;outline:3px solid #74c0fc}