.namecard-intro-area {
        justify-content: flex-start !important;
        overflow-y: auto;
        padding-top: 32px;
    }

    .intro-material-section {
        width: 100%;
        max-width: 1400px;
        display: flex;
        flex-direction: column;
        flex: 1;
        min-height: 0;
        padding: 0 16px 48px 16px;
    }

    .intro-material-section .logo-categories {
        justify-content: center;
        margin-bottom: 20px;
    }

    /* 分类未选中时不显示边框（对齐小程序样式） */
    .intro-material-section .logo-cat-tag {
        border: none;
        background: #f5f5f5;
    }

    .intro-material-section .logo-cat-tag:hover:not(.active) {
        background: #e5e7eb;
        color: #374151;
    }

    .intro-material-section .logo-cat-tag.active {
        border: none;
        background: var(--color-primary);
        color: #fff;
    }

    .logo-cards-grid {
        grid-template-columns: repeat(4, 1fr) !important;
        gap: 16px;
    }
    .logo-card-image
    {
        height:200px !important;
    }
    @media (min-width: 768px) {
    .upload-area {
        width: 100% !important;
        min-width: 0 !important;
        height: auto !important;
    }
}

    /* 预览图不得超出虚线框 */
    .upload-area.has-preview {
        overflow: hidden;
    }

    .upload-area.has-preview img {
        width: 100%;
        max-height: 160px;
        object-fit: contain;
    }
    .material-loading {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        padding: 30px 0;
    }

    .intro-loading-overlay {
        position: fixed;
    }

    .namecard-intro-area {
        max-height: calc(100dvh - 48px);
    }

    .image-lightbox-overlay {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.7);
        display: flex;
        align-items: center;
        justify-content: center;
        z-index: 99999;
    }

    .image-lightbox-img {
        max-width: 90vw;
        max-height: 80vh;
        border-radius: 8px;
        object-fit: contain;
    }

    .image-lightbox-close {
        position: absolute;
        top: 20px;
        right: 20px;
        width: 40px;
        height: 40px;
        background: rgba(255, 255, 255, 0.2);
        border: none;
        border-radius: 50%;
        color: #fff;
        font-size: 24px;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .image-lightbox-close:hover {
        background: rgba(255, 255, 255, 0.4);
    }

/* ========== 移动端H5 (≤639px) 本页专用覆盖 ========== */
@media (max-width: 639px) {
    .namecard-intro-area {
        padding: 8px 2px;
    }

    .intro-material-section {
        padding: 0px 0px 48px 0px;
    }

    /* 分类标签左对齐横向滚动：避免justify-content:center导致溢出标签被裁剪不可见（对齐小程序category-scroll） */
    /* flex-shrink:0：防止容器因overflow-x:auto失去flex最小尺寸保护被压扁，导致标签被垂直裁剪 */
    .intro-material-section .logo-categories {
        justify-content: flex-start;
        padding-left: 8px;
        flex-shrink: 0;
    }

    /* 分类标签强制足尺寸：防止部分移动端内核下标签被压缩成细条不可见（ID选择器提升优先级） */
    #introMaterialSection .logo-cat-tag {
        display: inline-flex;
        align-items: center;
        padding: 8px 18px;
        min-height: 34px;
        box-sizing: border-box;
        line-height: 1.4;
        font-size: 14px;
        white-space: nowrap;
        flex-shrink: 0;
    }

    .logo-card-image {
        height: auto !important;
        padding: 0px;
    }
    .logo-cards-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 16px;
    }
}