.pillar-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.pillar-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.pillar-card.active {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    border-color: #00a8ff;
}

.pillar-card.expanded {
    transform: scale(1.05);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
    z-index: 10;
    position: relative;
}

.pillar-card.expanded .card-content {
    background-color: #1a1a1a;
}

.pillar-card.expanded h3 {
    color: #00a8ff;
}