:root{--bg:#fff;--fg:#1d1d1f;--muted:#555;--line:#e5e5e5;--link:#0b57d0}
@media (prefers-color-scheme:dark){:root{--bg:#141414;--fg:#eaeaea;--muted:#aaa;--line:#2a2a2a;--link:#8ab4f8}}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.65 -apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif}
main{max-width:760px;margin:0 auto;padding:40px 16px 64px}
h1{font-size:1.8rem;margin:0 0 .25rem}h2{font-size:1.15rem;margin:2rem 0 .5rem}
.meta{color:var(--muted);margin:0 0 2rem;border-bottom:1px solid var(--line);padding-bottom:1rem}
a{color:var(--link)}li{margin:.25rem 0}