html, body {
    margin: 0;
    padding: 0;
    height: 100%;
}

body {
    font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
    max-width: 640px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
    color: #1a1a1a;
    line-height: 1.6;
    font-size: 1rem;
    letter-spacing: -0.01em;
    min-height: 100vh;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

header img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin-bottom: 1rem;
}

header h1 {
    font-family: "DM Serif Display", Georgia, serif;
    margin: 0 0 0.2rem;
    font-size: 2.5rem;
    font-weight: 400;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

header p {
    margin: 0;
    color: #666;
    font-size: 0.85rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    font-weight: 500;
}

main {
    margin: 1.75rem 0;
}

main p {
    margin: 0 0 0.75rem;
    color: #333;
}

main p:last-child {
    margin-bottom: 0;
}

footer {
    color: #666;
    font-size: 0.9rem;
}

footer nav a {
    color: #1a1a1a;
    text-decoration-color: #ccc;
    text-underline-offset: 3px;
    transition: text-decoration-color 0.2s;
}

footer nav a:hover {
    text-decoration-color: #1a1a1a;
}

footer nav a + a {
    margin-left: 1rem;
}

@media (max-width: 480px) {
    body {
        padding: 1.5rem 1.25rem;
        font-size: 0.95rem;
    }

    header h1 {
        font-size: 1.85rem;
    }

    header img {
        width: 64px;
        height: 64px;
    }
}