:root { color-scheme: light dark; --fg: #222; --bg: #fdfdfc; --muted: #777; --link: #1a5fb4; }
@media (prefers-color-scheme: dark) { :root { --fg: #ddd; --bg: #161616; --muted: #999; --link: #78aeed; } }
body { max-width: 40rem; margin: 0 auto; padding: 2rem 1rem 4rem; font: 18px/1.6 Georgia, serif; color: var(--fg); background: var(--bg); }
header { margin-bottom: 2rem; font-family: system-ui, sans-serif; }
header a { color: var(--muted); text-decoration: none; font-weight: 600; }
h1, h2, h3 { line-height: 1.25; font-family: system-ui, sans-serif; }
a { color: var(--link); }
img { max-width: 100%; height: auto; }
hr { border: 0; border-top: 1px solid var(--muted); opacity: .4; margin: 2rem 0; }
blockquote { margin-left: 0; padding-left: 1rem; border-left: 3px solid var(--muted); color: var(--muted); }
code { font-size: .9em; }
main a[href^="http"]::after { content: "↗"; font-size: .75em; margin-left: .1em; color: var(--muted); }