:root{color-scheme:light dark;--bg:#f5f7f5;--card:#fff;--text:#17211b;--muted:#59635d;--line:#d7ded9;--accent:#126846;--focus:#005fcc}
*{box-sizing:border-box}
html{font-family:system-ui,-apple-system,"Segoe UI",sans-serif;line-height:1.65;background:var(--bg);color:var(--text)}
body{margin:0;padding:max(16px,env(safe-area-inset-top)) max(16px,env(safe-area-inset-right)) max(24px,env(safe-area-inset-bottom)) max(16px,env(safe-area-inset-left))}
a{color:var(--accent);text-underline-offset:.18em}
a:focus-visible{outline:3px solid var(--focus);outline-offset:3px;border-radius:4px}
.site-header,main,footer{max-width:820px;margin-inline:auto}
.site-header{display:grid;gap:18px;padding-block:16px 24px}
.app-intro{display:flex;align-items:center;gap:18px}
.app-icon{width:96px;height:96px;flex:0 0 auto;border-radius:23px;box-shadow:0 8px 24px rgb(0 0 0/.16)}
.app-summary{max-width:590px;margin:5px 0 0;color:var(--muted);font-size:1.05rem;line-height:1.5}
.brand{font-size:1.45rem;font-weight:800;text-decoration:none;color:var(--text)}
.languages,.document-nav{display:flex;flex-wrap:wrap;gap:8px}
.languages a,.document-nav a{border:1px solid var(--line);border-radius:999px;padding:6px 11px;text-decoration:none;background:var(--card)}
.languages a[aria-current="page"]{border-color:var(--accent);font-weight:700}
.document-nav{margin-block:0 18px}
article{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:clamp(18px,4vw,38px);box-shadow:0 6px 24px rgb(0 0 0/.05);overflow-wrap:anywhere}
article+article{margin-block-start:24px}
h1,h2{line-height:1.25;text-wrap:balance}
h1{font-size:clamp(1.75rem,5vw,2.5rem);margin-block-start:0}
h2{font-size:clamp(1.15rem,3vw,1.4rem);margin-block-start:1.8em}
.updated{color:var(--muted);font-size:.95rem}
footer{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding-block:28px 4px;color:var(--muted)}
@media (max-width:420px){body{padding-inline:12px}.app-intro{align-items:flex-start;gap:14px}.app-icon{width:76px;height:76px;border-radius:18px}.app-summary{font-size:.95rem}.languages{gap:6px}.languages a{padding:5px 8px;font-size:.9rem}article{border-radius:14px}}
@media (prefers-color-scheme:dark){:root{--bg:#0f1512;--card:#17201b;--text:#edf5ef;--muted:#b7c4bb;--line:#35423a;--accent:#78d9ae;--focus:#9fc8ff}article{box-shadow:none}}
@media print{body{padding:0;background:#fff;color:#000}.site-header,.document-nav,footer{display:none}article{border:0;box-shadow:none;padding:0}article+article{break-before:page}}