body {
    margin: 0;
    padding: 2rem 1rem;
    font-family: -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
    color: #222;
    background: #fff;
}

main {
    max-width: 40rem;
    margin: 0 auto;
}

h1 {
    margin-bottom: 0.5rem;
}

p {
    line-height: 1.5;
}

a {
    color: #2255aa;
}

.contact {
    color: #666;
}

@media (prefers-color-scheme: dark) {
    body {
        color: #ddd;
        background: #1a1a1a;
    }

    a {
        color: #6699e0;
    }

    .contact {
        color: #999;
    }
}