/* 响应式CSS样式 */
/* 按屏幕尺寸从小到大排序 */

/* 超小屏幕 (手机) */
@media screen and (max-width: 480px) {
    :root {
        font-size: 50%;
    }
}

/* 小屏幕 (平板) */
@media (max-width: 768px) {
    :root {
        font-size: 56.25%;
    }

    .form-group {
        flex-direction: column;
        align-items: flex-start;
    }

    .form-label {
        width: 100%;
        margin-bottom: 8px;
        margin-right: 0;
    }

    .form-control {
        width: 100%;
    }

    .repair-form-container {
        padding: 10px;
    }

    .repair-form {
        padding: 20px;
    }

    .radio-group {
        flex-direction: column;
        gap: 10px;
    }

    .form-actions {
        flex-direction: column;
    }

    .header-top {
        padding: 15px 0;
    }

    .header-top .container {
        flex-direction: column;
        gap: 15px;
        align-items: stretch;
    }

    .header-top-left {
        flex-direction: column;
        align-items: center;
        gap: 15px;
        margin-right: 0;
        width: 100%;
    }

    .logo {
        width: 280px;
        height: auto;
        --image-original-width: 300px;
    }

    .search-box {
        width: 100%;
        max-width: 280px;
        padding: 8px 12px;
        border-radius: 25px;
        border: 1px solid #2774ba;
        background-color: rgba(255, 255, 255, 0.95);
        box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
        transition: all 0.3s ease;
    }

    .search-box:focus-within {
        border-color: #1a5b99;
        box-shadow: 0 2px 8px rgba(0, 74, 140, 0.2);
    }

    .search-box input {
        width: 100%;
        font-size: 13px;
        background: transparent;
        color: #333;
    }

    .search-box button {
        font-size: 14px;
        color: #2774ba;
        transition: color 0.3s ease;
    }

    .search-box button:hover {
        color: #1a5b99;
    }

    .header-top-right {
        display: flex;
        justify-content: center;
        width: 100%;
    }

    .header-top-right .hotline {
        background-image: none;
        padding-left: 0;
        text-align: center;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .header-top-right .hotline .hotline-title {
        font-size: 14px;
        margin-bottom: 5px;
    }

    .header-top-right .hotline .hotline-number {
        font-size: 20px;
        font-weight: 600;
    }

    /* 导航列表优化 */
    .nav-list {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 8px;
        align-items: stretch;
        background-color: #0068bd;
        border-radius: 8px;
        overflow: hidden;
        margin: 0 -10px;
        padding: 8px;
    }

    .nav-list li {
        margin: 0;
        width: calc(50% - 4px);
        flex-basis: calc(50% - 4px);
        flex-grow: 1;
    }

    .nav-list a {
        padding: 12px 16px;
        font-size: 14px;
        color: #fff;
        text-decoration: none;
        border-radius: 6px;
        transition: all 0.3s ease;
        text-align: center;
        display: block;
    }

    .nav-list a:hover,
    .nav-list a.active {
        background-color: rgba(255, 255, 255, 0.15);
        padding: 12px 24px;
    }

    /* 下拉菜单优化 */
    .dropdown-menu {
        position: static;
        width: 100%;
        background-color: rgba(255, 255, 255, 0.95);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
        border-radius: 6px;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-5px);
        padding: 5px 0;
        border: 1px solid rgba(0, 104, 189, 0.2);
        transition: all 0.3s ease;
        display: none;
    }

    .dropdown:hover .dropdown-menu {
        display: none;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-5px);
    }

    /* 移动端箭头样式优化 - 隐藏箭头 */
    .dropdown>a::after {
        display: none;
    }
    
    .dropdown:hover>a::after {
        display: none;
    }

    /* 隐藏下拉菜单项 */
    .dropdown-menu li {
        display: none;
    }

    .dropdown-menu li:not(:last-child) {
        display: none;
        border-bottom: 1px solid rgba(0, 104, 189, 0.1);
    }

    .dropdown-menu a {
        display: none;
        padding: 10px 20px !important;
        font-size: 14px !important;
        color: #333 !important;
        background-color: transparent !important;
        border-radius: 4px !important;
        text-align: left !important;
    }

    /* 移动端菜单项悬停效果 - 隐藏 */
    .dropdown-menu a:hover {
        display: none;
        padding: 10px 24px !important;
        background-color: #0068bd !important;
        color: #fff !important;
        box-shadow: inset 4px 0 0 #0068bd !important;
        font-weight: 500 !important;
    }

    /* 横幅样式 */
    .banner {
        height: 250px;
    }

    /* 指示器样式 */
    .indicator-item {
        flex: 1 1 100%;
    }

    /* 特色按钮 */
    .feature-buttons {
        padding: 20px 10px;
    }
    
    .feature-buttons-list {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 15px;
        justify-content: center;
    }
    
    .feature-button {
        flex: 1 1 calc(50% - 8px);
        max-width: calc(50% - 8px);
        background-color: #fff;
        border-radius: 8px;
        padding: 15px;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
        transition: all 0.3s ease;
        margin-bottom: 0;
    }
    
    .feature-button:hover {
        transform: translateY(-3px);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    }
    
    .button-icon img {
        width: 60px;
        height: 60px;
        border-radius: 50%;
        object-fit: cover;
        margin-bottom: 10px;
    }
    
    .feature-button span {
        font-size: 14px;
        color: #2774ba;
        font-weight: 500;
        line-height: 1.4;
    }

    /* 公司要闻 */
    .company-news {
        padding: 20px 10px;
    }
    
    /* 新闻内容 */
    .news-content {
        flex-direction: column;
        gap: 20px;
    }

    .news-main {
        max-width: 100%;
        margin-bottom: 0px;
        height: auto;
        max-height: 300px;
        border: 1px solid rgba(0, 104, 189, 0.2);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    }

    .news-main-img {
        width: 100%;
        height: auto;
        aspect-ratio: 16 / 9;
        background-size: cover;
        background-position: center;
    }
    
    /* 新闻信息 */
    .news-info {
        padding: 15px;
        font-size: 16px;
        color: #333;
        width: 100%;
        background-color: rgba(0, 104, 189, 0.05);
        border-radius: 0 0 12px 12px;
    }
    
    /* 轮播指示器 */
    .carousel-indicators {
        bottom: 15px;
        width: 80%;
        margin-left: -40%;
    }
    
    .carousel-indicators li {
        width: 8px;
        height: 8px;
        margin: 0 4px;
        border: 1px solid rgba(255, 255, 255, 0.8);
    }
    
    .carousel-indicators .active {
        width: 10px;
        height: 10px;
        margin: 0 4px;
        background-color: #fff;
    }

    /* 移动端新闻列表调整 */
    .news-list {
        height: auto;
        /* 取消固定高度 */
    }

    .news-item {
        height: auto;
        padding: 12px 0 !important;
    }

    .news-item-content {
        -webkit-line-clamp: 2;
    }

    /* 重点工程和企业展示 */
    .key-projects,
    .enterprise-showcase {
        padding: 20px 10px;
    }
    
    /* 项目和展示网格 */
    .projects-grid,
    .showcase-grid {
        grid-template-columns: 1fr;
        gap: 15px;
        margin-top: 15px;
    }
    
    /* 项目项 */
    .project-item {
        border-radius: 8px;
        overflow: hidden;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    }
    
    .project-img {
        width: 100%;
        height: 180px;
    }
    
    .project-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        border-radius: 8px;
    }
    
    .project-item h3 {
        padding: 12px;
        font-size: 15px;
        background-color: rgba(0, 104, 189, 0.85);
        color: #fff;
        text-align: center;
        margin: 0;
    }
    
    /* 展示项 */
    .showcase-item {
        border-radius: 8px;
        overflow: hidden;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    }
    
    /* 企业风采图片列表 */
    .enterprise-gallery {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 15px;
        margin-top: 15px;
    }

    /* About页面样式 */
    .about-layout {
        flex-direction: column;
        gap: 0px;
        margin: 0;
    }

    .about-sidebar {
        flex: 1;
        border-right: none;
        padding-right: 0;
        padding-bottom: 20px;
        border-bottom: 1px solid #e0e0e0;
        background-color: #fafafa;
        padding: 15px;
        border-radius: 8px;
    }

    .about-content {
        flex: 1;
        box-shadow: 0 1px 4px rgba(0, 0, 0, 0.05);
    }

    .about-content .content-section {
        padding: 15px;
    }

    .about-content .content-section h2 {
        font-size: 16px;
        margin-bottom: 15px;
    }

    /* 优化关于分类样式 */
    .about-category {
        margin-bottom: 5px;
    }

    .about-category h3 {
        font-size: 16px;
        margin-bottom: 15px;
        color: #2774ba;
        font-weight: 600;
        padding-bottom: 8px;
        border-bottom: 2px solid #2774ba;
        text-align: center;
    }

    .about-category ul {
        list-style: none;
        padding: 0;
        margin: 0;
        background-color: #fff;
        border-radius: 6px;
        overflow: hidden;
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 5px;
        padding: 5px;
    }

    .about-category ul li {
        margin: 0;
        border: none;
        border-radius: 4px;
        overflow: hidden;
    }

    .about-category ul li:last-child {
        border-bottom: none;
    }

    .about-category ul li a {
        padding: 10px;
        font-size: 13px;
        color: #333;
        text-decoration: none;
        display: block;
        transition: all 0.3s ease;
        text-align: center;
        border-radius: 4px;
    }

    .about-category ul li a:hover {
        background-color: #2774ba;
        color: #fff;
        padding: 10px 15px;
    }

    .about-category ul li.active a {
        background-color: #2774ba;
        color: #fff;
        font-weight: 500;
    }

    /* 页脚样式 */
    .footer {
        padding: 25px 0 15px;
    }

    /* 详情页样式 */
    .detail-content {
        padding: 15px;
        border-radius: 6px;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
        margin: 0 -10px;
    }

    .detail-title {
        font-size: 20px;
        margin-bottom: 12px;
        padding-bottom: 8px;
        border-bottom: 2px solid #3498db;
        line-height: 1.3;
        word-wrap: break-word;
    }

    .article-meta {
        margin-bottom: 15px;
        padding: 10px;
        background: #f0f4f8;
        border-left: 3px solid #3498db;
        font-size: 12px;
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
        align-items: center;
    }

    .meta-item {
        margin-right: 0;
        display: flex;
        align-items: center;
        white-space: nowrap;
    }

    .meta-item i {
        margin-right: 4px;
        font-size: 12px;
        width: 14px;
        text-align: center;
    }

    .article-content {
        margin-bottom: 25px;
        font-size: 14px !important;
        line-height: 1.7;
    }

    .article-content p {
        margin-bottom: 12px;
        text-align: justify;
    }

    .article-content img {
        margin: 10px 0;
        border-radius: 4px;
        max-width: 100%;
        height: auto;
    }

    .article-content h2,
    .article-content h3,
    .article-content h4 {
        margin: 18px 0 10px;
        font-size: 16px;
        font-weight: 600;
    }

    .article-content ul,
    .article-content ol {
        margin: 10px 0;
        padding-left: 20px;
    }

    .article-content ul li {
        list-style-type: disc;
    }

    .article-content ol li {
        list-style-type: decimal;
    }

    .article-content li {
        margin-bottom: 6px;
        line-height: 1.6;
    }

    .article-nav {
        flex-direction: column;
        padding: 12px 0;
        margin-bottom: 20px;
        border-top: 1px solid #eee;
        border-bottom: 1px solid #eee;
    }

    .prev-article,
    .next-article {
        flex: 1;
        margin-bottom: 10px;
        margin-right: 0;
        padding: 8px 0;
    }

    .prev-article:last-child,
    .next-article:last-child {
        margin-bottom: 0;
    }

    .article-nav span {
        display: block;
        font-size: 12px;
        color: #999;
        margin-bottom: 4px;
    }

    .article-nav a {
        font-size: 13px;
        line-height: 1.5;
        color: #3498db;
        text-decoration: none;
        word-break: break-word;
    }

    .article-nav a:hover {
        color: #2980b9;
        text-decoration: underline;
    }

    .related-articles {
        margin-top: 25px;
        padding: 15px;
        background: #fafafa;
        border-radius: 6px;
    }

    .related-articles h3 {
        font-size: 16px;
        margin-bottom: 12px;
        color: #2c3e50;
        padding-bottom: 8px;
        border-bottom: 1px solid #eee;
    }

    .related-list {
        padding-left: 15px;
        margin: 0;
    }

    .related-list li {
        margin-bottom: 8px;
        position: relative;
    }

    .related-list li::before {
        content: "?";
        color: #3498db;
        font-weight: bold;
        position: absolute;
        left: -12px;
    }

    .related-list li a {
        font-size: 13px;
        color: #34495e;
        text-decoration: none;
        line-height: 1.5;
        word-break: break-word;
    }

    .related-list li a:hover {
        color: #3498db;
        text-decoration: underline;
    }

    .footer-content {
        flex-direction: column;
        gap: 10px;
        padding: 0 10px;
        margin-bottom: 20px;
    }

    .footer-right h4 {
        font-size: 15px;
        margin-bottom: 12px;
        color: #fff;
        font-weight: 500;
    }

    .footer-left,
    .footer-center,
    .footer-right {
        margin-bottom: 0;
        padding: 15px;
        border-radius: 8px;
        background-color: rgba(255, 255, 255, 0.05);
    }

    .footer-left {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .footer-left img {
        --image-original-width: 180px;
        margin-bottom: 12px;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    }

    .footer-left p {
        font-size: 12px;
        line-height: 1.6;
        color: #e0e0e0;
        margin: 0;
    }

    .footer-center {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .footer-center h4 {
        font-size: 15px;
        margin-bottom: 12px;
        color: #fff;
        font-weight: 500;
    }

    .footer-center ul {
        list-style: none;
        padding: 0;
        margin: 0;
        width: 100%;
    }

    .footer-center ul li {
        font-size: 12px;
        margin-bottom: 8px;
        color: #e0e0e0;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
    }

    .footer-center ul li i {
        font-size: 14px;
        color: #2774ba;
    }

    .footer-right {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .qrcode {
        width: 110px;
        height: 110px;
        margin-bottom: 8px;
        background-color: #fff;
        border-radius: 6px;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    }

    .footer-right p {
        font-size: 12px;
        color: #e0e0e0;
        margin: 0;
    }

    /* 页脚底部样式 */
    .footer-bottom {
        padding-top: 15px;
        padding-bottom: 15px;
    }

    .footer-links {
        margin-bottom: 10px;
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px;
    }

    .footer-links a {
        display: inline-block;
        margin: 0;
        font-size: 13px;
        text-align: center;
        white-space: nowrap;
    }

    .copyright p {
        font-size: 11px;
        text-align: center;
        line-height: 1.5;
        margin: 0;
        padding: 0 10px;
        word-wrap: break-word;
        word-break: break-all;
    }

    /* 内页banner */
    .inner-banner {
        height: 250px;
    }

    /* 报修项样式 */
    .repair-item {
        padding: 15px;
    }

    .repair-item-header {
        flex-direction: column;
        align-items: stretch;
    }

    .repair-meta {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }

    .repair-item-content p {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .repair-item-content p strong {
        text-align: left;
        background-color: #f0f4f8;
        padding: 4px 8px;
        border-radius: 4px;
        display: inline-block;
    }

    .repair-info {
        gap: 15px;
    }
}

/* 中等屏幕 (平板和小笔记本) */
@media (max-width: 992px) and (min-width: 769px) {

    /* 服务卡片 */
    .service-card {
        min-width: calc(50% - 20px);
        min-height: auto;
        max-height: 440px;
        padding: 25px 20px;
    }
    
    .service-info {
        padding: 15px;
    }
    
    .service-info h3 {
        font-size: 17px;
    }
    
    .service-info p {
        font-size: 14px;
    }
    
    /* 项目和展示网格 - 中等屏幕 */
    .projects-grid,
    .showcase-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .project-img {
        height: 200px;
    }
    
    /* 企业风采图片列表 */
    .enterprise-gallery {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
        gap: 15px;
    }

    /* 内页banner */
    .inner-banner {
        height: 250px;
    }

    /* 面包屑导航 */
    .breadcrumb {
        font-size: 12px;
        margin-bottom: 10px;
    }

    .breadcrumb-separator {
        margin: 0 6px;
    }

    /* 详情页样式 */
    .detail-content {
        padding: 25px;
    }

    .detail-title {
        font-size: 24px;
        margin-bottom: 18px;
        padding-bottom: 12px;
    }

    .article-meta {
        margin-bottom: 25px;
        padding: 14px;
        font-size: 13px;
    }

    .article-content {
        font-size: 15px;
        margin-bottom: 35px;
    }

    .article-content h2,
    .article-content h3,
    .article-content h4 {
        font-size: 18px;
        margin: 22px 0 12px;
    }

    .article-nav {
        padding: 18px 0;
        margin-bottom: 25px;
    }

    .related-articles {
        margin-top: 35px;
    }

    .related-articles h3 {
        font-size: 18px;
    }

    /* About页面样式 */
    .about-layout {
        flex-direction: column;
        gap: 0px;
        margin: 15px 0;
    }

    .about-sidebar {
        flex: 1;
        border-right: none;
        padding-right: 0;
        padding-bottom: 25px;
        border-bottom: 1px solid #e0e0e0;
        background-color: #fafafa;
        padding: 15px;
        border-radius: 8px;
    }

    .about-content {
        flex: 1;
    }

    .about-content .content-section {
        padding: 15px;
    }

    /* 优化关于分类样式 */
    .about-category {
        margin-bottom: 5px;
    }

    .about-category h3 {
        font-size: 18px;
        margin-bottom: 18px;
        color: #2774ba;
        font-weight: 600;
        padding-bottom: 10px;
        border-bottom: 2px solid #2774ba;
        text-align: center;
    }

    .about-category ul {
        background-color: #fff;
        border-radius: 6px;
        overflow: hidden;
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
        padding: 8px;
    }

    .about-category ul li {
        margin: 0;
        border: none;
        border-radius: 4px;
        overflow: hidden;
    }

    .about-category ul li a {
        padding: 10px;
        font-size: 15px;
        border-radius: 4px;
    }

    .about-category ul li a:hover {
        padding: 12px 22px;
    }
}

/* 大屏幕 (笔记本和桌面) */
@media (max-width: 1200px) {

    /* 面包屑导航 */
    .breadcrumb {
        margin-bottom: 10px;
    }

    /* 容器样式 */
    .container {
        width: 100%;
        padding: 0;
    }

    /* 指示器列表 */
    .indicators-list {
        flex-wrap: wrap;
    }

    .indicator-item {
        flex: 1 1 calc(50% - 20px);
        margin-bottom: 20px;
    }

    /* 特色按钮列表 */
    /* 特色按钮列表 */
    .feature-buttons-list {
        flex-wrap: wrap;
        gap: 20px;
        justify-content: center;
    }

    /* 特色按钮 */
    .feature-button {
        flex: 1 1 calc(33.333% - 14px);
        max-width: calc(33.333% - 14px);
        margin-bottom: 0;
        background-color: #fff;
        border-radius: 8px;
        padding: 20px;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
        transition: all 0.3s ease;
    }
    
    .feature-button:hover {
        transform: translateY(-3px);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    }
    
    .button-icon img {
        width: 70px;
        height: 70px;
        border-radius: 50%;
        object-fit: cover;
        margin-bottom: 12px;
    }
    
    .feature-button span {
        font-size: 15px;
        color: #2774ba;
        font-weight: 500;
        line-height: 1.4;
    }

    /* 新闻内容 */
    .news-content {
        flex-direction: row;
        gap: 20px;
        align-items: flex-start;
    }
    
    .news-main {
        flex: 1 1 100%;
        max-width: 100%;
        height: auto;
        max-height: 400px;
        margin-bottom: 0px;
    }
    
    .news-info {
        flex: 1 1 40%;
        width: 40%;
        padding: 20px;
        font-size: 18px;
    }

    /* 特色服务 */
    .special-services {
        padding: 20px 10px;
        background-color: #f0f4f8;
    }
    
    /* 服务列表 */
    .services-list {
        flex-direction: column;
        gap: 15px;
        justify-content: center;
    }

    .service-card {
        min-width: 100%;
        margin-bottom: 0;
        min-height: auto;
        max-height: 440px;
        padding: 20px 15px;
        border-radius: 8px;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
        background-size: cover;
        background-position: center;
    }
    
    .service-info {
        padding: 15px 8px 8px 8px;
        background-color: rgba(255, 255, 255, 0.85);
        border-radius: 6px;
    }
    
    .service-info h3 {
        font-size: 16px;
        margin-bottom: 8px;
        color: #2774ba;
    }
    
    .service-info p {
        font-size: 13px;
        color: #333;
        line-height: 1.5;
        margin-bottom: 10px;
    }
    
    .service-link {
        font-size: 13px;
        color: #2774ba;
        text-align: right;
        display: block;
    }
    
    .service-link:hover {
        color: #1a5b99;
        text-decoration: underline;
    }

    /* 项目和展示网格 */
    .projects-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
    
    .showcase-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
    
    .project-img {
        height: 220px;
    }
    
    /* 企业风采图片列表 */
    .enterprise-gallery {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
    }

    /* 页脚内容 */
    .footer-content {
        flex-direction: column;
    }

    .footer-left,
    .footer-center,
    .footer-right {
        margin-bottom: 10px;
        text-align: center;
    }

    /* About页面样式 */
    .about-sidebar {
        flex: 0 0 220px;
        padding-right: 20px;
        background-color: #fafafa;
        padding: 15px;
        border-radius: 8px;
        box-shadow: 0 1px 4px rgba(0, 0, 0, 0.05);
    }

    .about-content .content-section {
        padding: 15px;
    }

    /* 优化关于分类样式 */
    .about-category {
        margin-bottom: 5px;
    }

    .about-category h3 {
        font-size: 18px;
        margin-bottom: 18px;
        color: #2774ba;
        font-weight: 600;
        padding-bottom: 10px;
        border-bottom: 2px solid #2774ba;
        text-align: center;
    }

    .about-category ul {
        background-color: #fff;
        border-radius: 6px;
        overflow: hidden;
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
        padding: 10px;
    }

    .about-category ul li {
        margin: 0;
        border: none;
        border-radius: 4px;
        overflow: hidden;
    }

    .about-category ul li a {
        padding: 10px;
        text-align: center;
        transition: all 0.3s ease;
        border-radius: 4px;
    }

    .about-category ul li a:hover {
        background-color: #2774ba;
        color: #fff;
        padding: 12px 22px;
    }

    .about-category ul li.active a {
        background-color: #2774ba;
        color: #fff;
        font-weight: 500;
    }
}