.sector-card {
    text-align: center;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

.sector-card .card-icon {
    margin: 0 auto 15px;
    background: rgba(255,255,255,0.1);
    color: var(--white);
}

.sector-card h3 {
    color: var(--white);
    font-size: 1rem;
}

.sector-card:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.2);
}