:root { color-scheme: light dark; font-family: system-ui, sans-serif; line-height: 1.5; }
body { max-width: 40rem; margin: 0 auto; padding: 1.5rem 1rem; }
.draft { border: 2px dashed currentColor; padding: 0.5rem 1rem; }
footer { margin-top: 3rem; font-size: 0.9rem; }