/* Desktop Layout: Vertical Thumbnails on the Left */
@media (min-width: 768px) {
    .woocommerce div.product div.images.woocommerce-product-gallery {
        display: flex;
        flex-direction: row-reverse;
        gap: 20px;
        align-items: flex-start;
    }

    .woocommerce div.product div.images .flex-viewport {
        flex-grow: 1;
        width: calc(100% - 100px) !important; /* Adjust for thumbnail width */
    }

    .woocommerce div.product div.images .flex-control-thumbs {
        display: flex;
        flex-direction: column;
        width: 80px;
        margin: 0;
        padding: 0;
        gap: 12px;
    }

    .woocommerce div.product div.images .flex-control-thumbs li {
        width: 100% !important;
        float: none;
        margin: 0;
    }

    /* Thumbnail styling & effects */
    .woocommerce div.product div.images .flex-control-thumbs li img {
        width: 100%;
        height: auto;
        border-radius: 6px;
        opacity: 0.6;
        transition: opacity 0.3s ease, border-color 0.3s ease, transform 0.2s ease;
        cursor: pointer;
        border: 2px solid transparent;
        display: block;
    }

    .woocommerce div.product div.images .flex-control-thumbs li img:hover {
        opacity: 0.9;
        transform: scale(1.05);
    }

    .woocommerce div.product div.images .flex-control-thumbs li img.flex-active {
        opacity: 1;
        border-color: #333;
        transform: scale(1);
    }
}

/* Mobile Layout: Horizontal Stacking */
@media (max-width: 767px) {
    .woocommerce div.product div.images.woocommerce-product-gallery {
        display: block;
    }

    .woocommerce div.product div.images .flex-control-thumbs {
        display: flex;
        gap: 10px;
        overflow-x: auto;
        flex-wrap: nowrap;
        margin-top: 15px;
        padding-bottom: 5px;
    }
    
    .woocommerce div.product div.images .flex-control-thumbs::-webkit-scrollbar {
        height: 6px;
    }
    
    .woocommerce div.product div.images .flex-control-thumbs::-webkit-scrollbar-thumb {
        background: #ccc;
        border-radius: 4px;
    }

    .woocommerce div.product div.images .flex-control-thumbs li {
        flex: 0 0 60px;
        width: auto !important;
    }

    .woocommerce div.product div.images .flex-control-thumbs li img {
        border-radius: 4px;
        opacity: 0.7;
        border: 1px solid transparent;
        transition: opacity 0.3s ease;
    }

    .woocommerce div.product div.images .flex-control-thumbs li img.flex-active {
        opacity: 1;
        border-color: #333;
    }
}