:root{--bg:#f7f7f4;--card:#ffffff;--ink:#17181a;--muted:#5b5e63;--line:#e3e3de;--accent:#1f7a3a;color-scheme:light}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#111213;--card:#1b1c1e;--ink:#f1f1ee;--muted:#a9abb0;--line:#2e3033;--accent:#6fd08c;color-scheme:dark}}
:root[data-theme="dark"]{--bg:#111213;--card:#1b1c1e;--ink:#f1f1ee;--muted:#a9abb0;--line:#2e3033;--accent:#6fd08c;color-scheme:dark}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.7 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
.wrap{max-width:760px;margin:0 auto;padding:24px 16px 64px}
header{display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center;justify-content:space-between;margin-bottom:8px}
.brand{font-weight:800;font-size:20px;color:var(--ink);text-decoration:none;letter-spacing:-.02em}
nav{display:flex;flex-wrap:wrap;gap:6px}
nav a{font-size:13px;padding:4px 10px;border:1px solid var(--line);border-radius:999px;color:var(--muted);text-decoration:none}
nav a[aria-current=page]{border-color:var(--accent);color:var(--accent)}
main{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px 20px 12px;margin:16px 0}
h1{font-size:28px;line-height:1.3;margin:4px 0 4px;letter-spacing:-.02em}
h2{font-size:18px;margin:24px 0 6px;color:var(--accent)}
.muted{color:var(--muted);font-size:14px}
ul{padding-inline-start:22px;margin:6px 0}
li{margin:4px 0}
.box{border-inline-start:4px solid var(--accent);padding:8px 14px;margin:12px 0;background:color-mix(in srgb,var(--accent) 8%,transparent);border-radius:8px}
a{color:var(--accent)}
details{border-top:1px solid var(--line);padding:10px 0}
details:first-of-type{border-top:0}
summary{cursor:pointer;font-weight:600}
footer{margin-top:28px;font-size:13px;color:var(--muted);text-align:center}