:root{--bg:#fbfaf7;--fg:#1d2a22;--muted:#5b675f;--accent:#1f6b3a;--rule:#dfe3dd;--card:#f1f3ee}
@media (prefers-color-scheme:dark){:root{--bg:#141a16;--fg:#e8ede8;--muted:#a3ada6;--accent:#7fc596;--rule:#2b342e;--card:#1c2420}}
*{box-sizing:border-box}
html{color-scheme:light dark}
body{margin:0;background:var(--bg);color:var(--fg);font:17px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
header,main,footer{max-width:68ch;margin:0 auto;padding:0 1.25rem}
header{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;padding-top:1.5rem;padding-bottom:1rem;border-bottom:1px solid var(--rule)}
header a{color:inherit;text-decoration:none}
.brand{font-weight:700;font-size:1.15rem;letter-spacing:.01em}
.brand small{display:block;font-weight:400;color:var(--muted);font-size:.85rem}
nav{display:flex;gap:1rem;flex-wrap:wrap;font-size:.95rem}
nav a{color:var(--muted)}
nav a:hover,nav a[aria-current]{color:var(--accent)}
main{padding-top:2rem;padding-bottom:3rem}
h1{font-size:1.9rem;line-height:1.2;margin:0 0 .5rem;text-wrap:balance}
h2{font-size:1.2rem;margin:2rem 0 .5rem}
p,li{max-width:68ch}
a{color:var(--accent)}
.meta{color:var(--muted);font-size:.9rem;margin-bottom:1.5rem}
.card{background:var(--card);border-radius:8px;padding:1rem 1.25rem;margin:1.5rem 0}
.card p:last-child{margin-bottom:0}
dl{display:grid;grid-template-columns:max-content 1fr;gap:.35rem 1rem}
dt{color:var(--muted)}
dd{margin:0}
footer{border-top:1px solid var(--rule);padding-top:1rem;padding-bottom:2rem;color:var(--muted);font-size:.9rem}
footer p{margin:.25rem 0}
code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.95em}