.image-row-two-col {
        display: flex;
        flex-wrap: wrap;
        gap: 2px;                /* 图片之间微小间隙 */
        justify-content: flex-start; /* 关键！保证图片不被拉开 */
        margin: 20px 0;
    }

    .image-row-two-col img {
        width: calc(25% - 2px);  /* 每行 4 张，紧挨排列 */
        height: auto;
        object-fit: contain;
        display: block;
    }

    @media (max-width: 600px) {
        .image-row-two-col img {
            width: 100%;
            margin-bottom: 10px;
        }
    }