.product-image-wrapper {
    position: relative;
    width: 100%;
    height: 260px;
    overflow: hidden;
    background: #f7f7f7;
}

.product-image {
    display: block;
    width: 100%;
    height: 100%;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: opacity 0.4s ease, transform 0.4s ease;
}

/* Ảnh hover */
.product-image .hover-img {
    opacity: 0;
}

/* Hover effect */
.product-image-wrapper:hover .hover-img {
    opacity: 1;
}

.product-image-wrapper:hover .main-img {
    opacity: 0;
}

/* Hover zoom nhẹ cho sang */
.product-image-wrapper:hover img {
    transform: scale(1.05);
}

@media (max-width: 768px) {
    .product-image-wrapper {
        height: 200px;
    }
}