:root { color-scheme: light dark; }
body { margin:0; font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif; }
.wrap { max-width: 760px; margin: 64px auto; padding: 0 16px; }
h1 { font-size: 36px; margin: 0 0 12px; }
p { opacity: .85; margin: 0; }