:root { color-scheme: light dark; }
body { font-family: system-ui, sans-serif; line-height: 1.5; max-width: 36rem; margin: 4rem auto; padding: 0 1rem; }
code { font-family: ui-monospace, monospace; }
section + section { margin-top: 2.5rem; }
dt { margin-top: 0.75rem; }
dd { margin-left: 0; }