:root{color-scheme:light}*{box-sizing:border-box}body,html{margin:0;padding:0}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:#1a1a1a;background:#fff}a{color:#6d28d9}button,input{font:inherit;padding:.5rem .75rem;border:1px solid #ccc;border-radius:6px}button{background:#6d28d9;color:#fff;border:none;cursor:pointer}button:hover{background:#5b21b6}