.main-container {
    max-width: 1200px;
    margin: 0 auto;
}

.card-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.card {
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
    padding: 20px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-decoration: none;
    color: #222;
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.card h2 {
    margin: 0 0 12px 0;
    font-size: 1.4rem;
}

.card p {
    flex-grow: 1;
    color: #555;
    font-size: 1rem;
    line-height: 1.4;
    margin-bottom: 15px;
}

.card span {
    align-self: flex-start;
    background-color: #007bff;
    color: white;
    padding: 10px 18px;
    border-radius: 5px;
    font-weight: 600;
    transition: background-color 0.3s ease;
}

.card:hover span {
    background-color: #0056b3;
}