*{box-sizing:border-box}:root{--color-bg-subtle:#f8fafc;--color-on-accent:#fff;--color-text:#111827;--color-accent:#3498db;--color-accent-hover:#2980b9}@media (prefers-color-scheme:dark){:root{--color-bg-subtle:#0f1520;--color-text:#e5e7eb;--color-accent-hover:#5dade2}}body{background:var(--color-bg-subtle);color:var(--color-text);justify-content:center;align-items:center;min-height:100vh;margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;display:flex}#enterBtn{background:var(--color-accent);color:var(--color-on-accent);cursor:pointer;border:none;border-radius:.5rem;padding:.75rem 2rem;font-family:inherit;font-size:1rem;font-weight:500}#enterBtn:hover{background:var(--color-accent-hover)}