/* 主容器样式 */
.category-main {
    max-width: 1200px;
    margin: 60px auto 20px;
    padding: 0 15px;
}

/* 筛选区域样式 */
.category-filter {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
}

.filter-row {
    margin-bottom: 15px;
}

.filter-row:last-child {
    margin-bottom: 0;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 12px;
}

.filter-group label {
    font-size: 14px;
    color: #666;
    min-width: 70px;
}

.filter-options {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.filter-btn {
    padding: 6px 16px;
    border: 1px solid #e5e7eb;
    background: #fff;
    border-radius: 4px;
    color: #666;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.filter-btn:hover {
    border-color: #6366f1;
    color: #6366f1;
}

.filter-btn.active {
    background: #6366f1;
    color: #fff;
    border-color: #6366f1;
}

/* 列表容器 */
.category-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

/* 卡片样式 */
.category-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    transition: transform 0.2s ease;
    position: relative;
}

.category-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.12);
}

/* 置顶标记 */
.category-card.is-top::before {
    content: '置顶';
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(239,68,68,0.9);
    color: #fff;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 12px;
    z-index: 2;
}

/* 标题样式 */
.category-title {
    font-size: 16px;
    font-weight: 600;
    color: #1f2937;
    margin: 0;
    padding: 16px;
    line-height: 1.5;
}

/* 图片网格样式 */
.category-images {
    position: relative;
    margin: 0;
}

.image-grid {
    display: grid;
    gap: 2px;
    background: #f3f4f6;
}

.image-grid.single {
    grid-template-columns: 1fr;
}

.image-grid.single .category-image img {
    height: 240px;
}

.image-grid.double {
    grid-template-columns: repeat(2, 1fr);
}

.image-grid.double .category-image img {
    height: 180px;
}

.image-grid.triple {
    grid-template-columns: repeat(3, 1fr);
}

.image-grid.triple .category-image img,
.image-grid.quad .category-image img {
    height: 120px;
}

.image-grid.quad {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);
}

.category-image {
    position: relative;
    overflow: hidden;
}

.category-image img {
    width: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
    cursor: zoom-in;
}

.category-image img:hover {
    transform: scale(1.05);
}

/* 内容区域 */
.category-content {
    padding: 16px;
    font-size: 14px;
    line-height: 1.6;
    color: #4b5563;
    margin: 0;
}

/* 标签样式 */
.category-tags {
    padding: 0 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    padding: 4px 12px;
    background: #f3f4f6;
    border-radius: 16px;
    font-size: 12px;
    color: #6b7280;
    transition: all 0.2s ease;
}

.tag:hover {
    background: #e5e7eb;
    color: #374151;
}

/* 元信息样式 */
.category-meta {
    padding: 12px 16px;
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: #9ca3af;
    border-top: 1px solid #e5e7eb;
    background: #f9fafb;
}

.meta-left, .meta-right {
    display: flex;
    gap: 16px;
}

/* 联系信息样式 */
.contact-info {
    padding: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid #e5e7eb;
}

.contact-info-left {
    display: flex;
    flex-direction: column;
    gap: 4px;
    color: #4b5563;
    font-size: 13px;
}

.contact-btn {
    padding: 8px 20px;
    background: #6366f1;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.contact-btn:hover {
    background: #4f46e5;
    transform: translateY(-1px);
}

/* 分页样式 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 40px;
}

.page-btn {
    min-width: 36px;
    height: 36px;
    padding: 0 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #e5e7eb;
    border-radius: 6px;
    background: #fff;
    color: #4b5563;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.page-btn:hover {
    border-color: #6366f1;
    color: #6366f1;
}

.page-btn.active {
    background: #6366f1;
    color: #fff;
    border-color: #6366f1;
}

.page-ellipsis {
    color: #9ca3af;
    padding: 0 4px;
}

/* 响应式适配 */
@media (max-width: 768px) {
    .category-list {
        grid-template-columns: 1fr;
    }
    
    .category-title {
        font-size: 15px;
        padding: 12px;
    }
    
    .category-content {
        padding: 12px;
    }
    
    .contact-btn {
        padding: 6px 16px;
        font-size: 13px;
    }
}

/* 移动端适配 */
@media (max-width: 768px) {
    .category-filter {
        padding: 15px;
    }
    
    .filter-group {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .filter-group label {
        margin-bottom: 8px;
    }
    
    .filter-options {
        width: 100%;
    }
    
    .filter-btn {
        padding: 4px 12px;
        font-size: 13px;
    }
}

/* 突出显示的标签样式 */
.category-tags.highlight {
    background: #f0f7ff;
    padding: 12px 16px;
    border-radius: 8px;
    margin: 0 16px 16px;
}

.category-tags.highlight .tag {
    background: #e0f2fe;
    color: #0369a1;
    font-weight: 500;
}

.category-tags.highlight .tag:hover {
    background: #bae6fd;
    color: #0284c7;
}

/* 二维码模态框样式 */
.qr-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.qr-card {
    background: #fff;
    padding: 24px;
    border-radius: 12px;
    text-align: center;
    max-width: 340px;
    width: 90%;
}

.qr-card h3 {
    color: #1f2937;
    font-size: 18px;
    margin: 0 0 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid #e5e7eb;
}

.qr-image {
    margin: 20px auto;
    width: 180px;
    height: 180px;
}

.qr-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.qr-card p {
    color: #6b7280;
    margin: 12px 0;
    line-height: 1.5;
}

.qr-card .close-btn {
    margin-top: 20px;
    padding: 8px 32px;
    background: #6366f1;
    color: #fff;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 15px;
}

.qr-card .close-btn:hover {
    background: #4f46e5;
}

/* 联系方式卡片样式优化 */
.contact-info-box {
    background: #f3f4f6;
    padding: 16px;
    border-radius: 8px;
    margin: 16px 0;
    text-align: left;
}

.contact-name {
    color: #374151;
    font-size: 15px;
    margin: 0 0 8px;
}

.contact-phone {
    color: #111827;
    font-size: 18px;
    font-weight: 600;
    margin: 0 0 8px;
}

.contact-tip {
    color: #6366f1;
    font-size: 13px;
    margin: 0;
}