.product-gallery {
        text-align: center;
    }

    .main-image img {
        width: 100%;
        max-height: 400px;
        object-fit: contain;
        border-radius: 8px;
        box-shadow: 0 3px 8px rgba(0, 0, 0, 0.15);
        margin-bottom: 10px;
    }

    .thumbnail-list {
        display: flex;
        justify-content: flex-start;
        align-items: center;
        gap: 10px;
        overflow-x: auto;
        white-space: nowrap;
        padding: 12px 0;

    }

    /* Optional – Chrome scrollbar style */
    .thumbnail-list::-webkit-scrollbar {
        height: 6px;
    }

    .thumbnail-list::-webkit-scrollbar-thumb {
        background-color: #ccc;
        border-radius: 3px;
    }

    .thumbnail-list::-webkit-scrollbar-thumb:hover {
        background-color: #999;
    }

    .thumbnail-img {
        width: 70px;
        height: 70px;
        object-fit: cover;
        border: 2px solid #ddd;
        border-radius: 6px;
        cursor: pointer;
        flex-shrink: 0;
        transition: all 0.3s ease;
    }

    .thumbnail-list img {
        margin-left: 10px;
    }

    .thumbnail-img:hover {
        border-color: #007bff;
        transform: scale(1.05);
    }

    /* ✅ Active thumbnail highlight */
    .active-thumb {
        border-color: #00b894;
        /* choose your color — green looks clean */
        box-shadow: 0 0 6px rgba(0, 184, 148, 0.6);
        transform: scale(1.08);
    }