.about-section {
    position: relative;
    overflow: hidden;
}

.about-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

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

.expertise-item {
    transition: transform 0.3s ease;
}

.expertise-item:hover {
    transform: scale(1.05);
}

.expertise-icon {
    transition: transform 0.3s ease, color 0.3s ease;
}

.expertise-item:hover .expertise-icon {
    transform: rotateY(180deg);
    color: #8347e5;
}