body {
    font-family: Arial, sans-serif;
    background: #f4f6f8;
    margin: 0;
    padding: 0;
}

header {
    background: #222;
    color: #fff;
    padding: 1.5rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 6px;

    p {
        margin: 0;
    }
}

h1 {
    margin: 0;
    font-size: 2rem;
}

main {
    max-width: 900px;
    margin: 2rem auto;
    padding: 0 1rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.card {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.08);
    padding: 1.5rem;
    text-align: center;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.15);
}

.card h2 {
    font-size: 1.2rem;
    margin: 0 0 0.5rem 0;
}

.card p {
    font-size: 0.9rem;
    color: #555;
    margin: 0 0 1rem 0;
}

.card a {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: #b5b7b9;
    color: #fff;
    border-radius: 6px;
    text-decoration: none;
    transition: background 0.2s ease;
    font-weight: bold;
}

.card a:hover {
    background: #0059c9;
}