:root { color-scheme: light dark; font-family: system-ui, sans-serif; }
body { max-width: 40rem; margin: 3rem auto; padding: 0 1rem; line-height: 1.5; }
header { display: flex; align-items: center; gap: 0.75rem; }
code { background: rgba(127, 127, 127, 0.15); padding: 0 0.25rem; border-radius: 0.25rem; }