body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
background:#fafaf7;color:#1c1c1a;line-height:1.5}
main{max-width:36rem;margin:18vh auto 0;padding:0 16px}
h1{font-size:1.75rem;margin:0 0 .5rem}
.banner{background:#b45309;color:#fff;text-align:center;padding:8px 16px;font-weight:600}
@media (prefers-color-scheme:dark){body{background:#161614;color:#ecebe6}}