*, *::before, *::after { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: #0a0a0a;
    color: #f0f0f0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

main {
    max-width: 600px;
    padding: 2rem;
    text-align: center;
}

h1 {
    font-size: 3rem;
    font-weight: 700;
    margin: 0 0 1.5rem;
    letter-spacing: -0.02em;
}

p {
    font-size: 1.1rem;
    color: #888;
    line-height: 1.7;
    margin: 0 0 1rem;
}

p.sub { font-size: 0.95rem; }

a { color: #f0f0f0; text-underline-offset: 3px; }