.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
    margin: 2rem auto;
    max-width: 1400px;
}

.spread {
    display: flow;
    gap: 2rem;
    justify-content: space-around;
    align-items: flex-start;
    margin: 4rem 0;
}

@media (max-width: 1200px) {
    .card-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 3rem;
    }
    .card {
        max-width: 250px;
        height: 400px;
    }
}

@media (max-width: 768px) {
    html, body {
        font-size: 2.5rem;
    }
    .container {
        padding: 2rem 1rem;
    }
    .card-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 1.5rem 0.75rem;
    }
    .card-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    .card {
        max-width: 100%;
        height: 320px;
    }
}