.super-index {
    width: 100%;
    padding: 60px 0;
    background: #f8f9fa;
}

.super-grid {
    width: 90%;
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-gap: 30px;
}

.super-item {
    background: #ffffff;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 4px 18px rgba(0,0,0,0.08);
    transition: 0.3s ease;
    cursor: pointer;
}

.super-item img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.super-item h3 {
    padding: 18px;
    font-size: 1.2rem;
    font-weight: 600;
    color: #1a1a1a;
}

.super-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 26px rgba(0,0,0,0.12);
}

/* 2η σειρά (3 κουτιά) */
.super-item:nth-child(n+5) {
    grid-column: span 1;
}

/* Responsive */
@media (max-width: 992px) {
    .super-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .super-grid {
        grid-template-columns: 1fr;
    }
}