:root{--bg:#0d1117;--fg:#e6edf3;--muted:#9198a1;--accent:#7ee787;--line:#30363d;
--code:#161b22}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);
font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif}
.skip{position:absolute;left:-9999px}
.skip:focus{left:8px;top:8px;padding:8px 12px;background:var(--code);z-index:10}
.wrap{max-width:56rem;margin:0 auto;padding:2rem 1.25rem 4rem}
header nav{border-bottom:1px solid var(--line);padding:.9rem 0;margin-bottom:2rem}
header nav a{margin-right:1rem}
a{color:var(--accent)}
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
h1{font-size:1.9rem;line-height:1.25;margin:0 0 .6rem}
h2{font-size:1.3rem;margin:2.2rem 0 .6rem}
.lead{color:var(--muted);font-size:1.05rem;margin:0 0 1.6rem}
pre{background:var(--code);border:1px solid var(--line);border-radius:6px;
padding:.85rem 1rem;overflow-x:auto}
code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.9em}
table{border-collapse:collapse;width:100%;margin:1rem 0}
th,td{border:1px solid var(--line);padding:.55rem .7rem;text-align:left;
vertical-align:top}
th{background:var(--code)}
ul.cards{list-style:none;padding:0;display:grid;gap:.9rem}
ul.cards li{border:1px solid var(--line);border-radius:6px;padding:.9rem 1.1rem}
ul.cards p{margin:.35rem 0 0;color:var(--muted);font-size:.94rem}
dl.facts{display:grid;grid-template-columns:auto 1fr;gap:.35rem 1rem;margin:1.2rem 0}
dt{color:var(--muted)}
dd{margin:0}
footer{border-top:1px solid var(--line);margin-top:3rem;padding-top:1.2rem;
color:var(--muted);font-size:.9rem}