:root{--bg:#fbf9f5;--fg:#23302b;--muted:#5b6b64;--card:#fff;--line:#e4e0d6;--accent:#2F7A66;--accent-fg:#fff;--soft:#e8f2ee;--warn:#fdf0e3;--warn-line:#e3b27a}
@media (prefers-color-scheme:dark){:root{--bg:#121816;--fg:#e8eeea;--muted:#a3b2aa;--card:#1a2420;--line:#2c3a34;--accent:#5fb89f;--accent-fg:#0d1512;--soft:#1b2b25;--warn:#2a2118;--warn-line:#8a6430}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:17px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;overflow-wrap:break-word}
a{color:var(--accent)}
.wrap{max-width:46rem;margin:0 auto;padding:0 16px}
header.site{padding:20px 0;border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;flex-wrap:wrap;gap:8px 20px;align-items:center;justify-content:space-between}
.brand{font-weight:700;font-size:1.25rem;color:var(--fg);text-decoration:none}
.brand span{color:var(--accent)}
nav a{margin-right:16px;text-decoration:none}
nav a:last-child{margin-right:0}
nav a:hover{text-decoration:underline}
h1{font-size:2rem;line-height:1.2;margin:1.5rem 0 1rem}
h2{font-size:1.4rem;line-height:1.3;margin:2.5rem 0 .75rem}
h3{font-size:1.1rem;margin:1.5rem 0 .5rem}
.hero{padding:56px 0 40px}
.hero h1{font-size:2.3rem}
.hero p{font-size:1.15rem;color:var(--muted)}
section{padding:8px 0}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(15rem,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px}
.card h3{margin-top:0}
.card p{margin:0;color:var(--muted)}
.note{background:var(--soft);border-radius:14px;padding:16px 20px;margin:1.5rem 0}
.alert{background:var(--warn);border:2px solid var(--warn-line);border-radius:14px;padding:16px 20px;margin:1.5rem 0}
.pill{display:inline-block;background:var(--accent);color:var(--accent-fg);border-radius:999px;padding:6px 16px;font-weight:600}
li{margin:.3rem 0}
table{border-collapse:collapse;width:100%}
footer{margin-top:64px;padding:32px 0;border-top:1px solid var(--line);color:var(--muted);font-size:.95rem}
footer a{margin-right:14px}
main{padding-bottom:16px}
.meta{color:var(--muted)}