:root{--background:#fff;--foreground:#171717}@media (prefers-color-scheme:dark){:root{--background:#0a0a0a;--foreground:#ededed}}body{background:var(--background);color:var(--foreground);margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}main{max-width:28rem;margin:0 auto;padding:2rem 1rem}label,input,button{box-sizing:border-box;width:100%;font:inherit;display:block}input{margin:.25rem 0 1rem;padding:.5rem}button{cursor:pointer;padding:.6rem}