body{margin:0;font-family:system-ui,sans-serif;background:#0f172a;color:#e2e8f0;
display:grid;place-items:center;min-height:100vh}
main{text-align:center;padding:2rem}
h1{font-size:2.5rem;margin:0 0 .5rem}
code{background:#1e293b;padding:.15rem .4rem;border-radius:4px}
.meta{opacity:.6;font-size:.85rem;margin-top:1.5rem}