/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: #f8f9fa;
    color: #333;
    line-height: 1.6;
}

/* 顶部导航栏样式 */
.top-nav {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 20px 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    position: relative;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 20px;
    flex: 0 0 auto;
}

.nav-right {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.site-name {
    font-size: 24px;
    font-weight: 700;
    color: white;
    text-decoration: none;
    white-space: nowrap;
    text-align: center;
    flex-shrink: 0;
}

.site-name:hover {
    opacity: 0.9;
}

.search-box {
    width: 450px;
    position: relative;
    margin: 0 auto;
}

.search-input {
    width: 100%;
    padding: 10px 45px 10px 20px;
    border: 2px solid rgba(255,255,255,0.5);
    font-size: 16px;
    background: rgba(255,255,255,0.1);
    color: white;
    transition: all 0.3s;
    outline: none;
    border-radius: 30px;
}

.search-input:focus {
    border-color: rgba(255,255,255,0.8);
    background: rgba(255,255,255,0.2);
}

/* 解决自动补全时搜索框过白的问题 */
.search-input:-webkit-autofill,
.search-input:-webkit-autofill:hover,
.search-input:-webkit-autofill:focus,
.search-input:-webkit-autofill:active {
    -webkit-background-clip: text;
    -webkit-text-fill-color: white;
    background-color: rgba(255,255,255,0.2) !important;
    background-image: none !important;
    transition: background-color 5000s ease-in-out 0s;
}

.search-input:-moz-autofill,
.search-input:-moz-autofill:hover,
.search-input:-moz-autofill:focus,
.search-input:-moz-autofill:active {
    color: white !important;
    background-color: rgba(255,255,255,0.2) !important;
}

.search-button {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3px;
    border: none;
    background: transparent;
    color: white;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 20px;
    width: auto;
    height: auto;
    min-width: auto;
}

.search-icon {
    font-size: 35px;
}

.search-input::placeholder {
    color: rgba(255,255,255,0.7);
}

.search-input:focus {
    border-color: rgba(255,255,255,0.6);
    background: rgba(255,255,255,0.15);
    box-shadow: 0 0 0 3px rgba(255,255,255,0.2);
}

/* 头部横幅样式 */
.header {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    color: #333;
    padding: 40px 0;
    text-align: center;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.header h1 {
    font-size: 36px;
    margin-bottom: 15px;
    font-weight: 700;
    color: #2c3e50;
}

.header p {
    font-size: 18px;
    color: #6c757d;
    max-width: 600px;
    margin: 0 auto;
}

/* 主体布局 */
.main-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    gap: 20px;
}

/* 侧边栏样式 */
.sidebar {
    width: 280px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    padding: 20px;
    height: fit-content;
    position: sticky;
    top: 20px;
}

.sidebar h3 {
    font-size: 18px;
    margin-bottom: 15px;
    color: #2c3e50;
    display: flex;
    align-items: center;
    gap: 8px;
}

.category-list {
    list-style: none;
}

.category-item {
    margin-bottom: 5px;
}

.category-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 15px;
    text-decoration: none;
    color: #555;
    border-radius: 8px;
    transition: all 0.3s;
    font-size: 14px;
}

.category-link:hover {
    background: #f8f9fa;
    color: #667eea;
}

.category-link.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.category-count {
    background: #e9ecef;
    color: #6c757d;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.category-link.active .category-count {
    background: rgba(255,255,255,0.2);
    color: white;
}

/* 主内容区域 */
.main-content {
    flex: 1;
}

.content-header {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.content-title {
    font-size: 20px;
    color: #2c3e50;
}

.breadcrumb {
    font-size: 14px;
    color: #6c757d;
}

.breadcrumb a {
    color: #667eea;
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

/* 资源卡片样式 */
.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.resource-card {
    background: white;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    transition: all 0.3s;
    border: 1px solid #e9ecef;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.resource-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    border-color: #667eea;
}

.resource-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 10px;
}

.resource-title {
    font-size: 18px;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 5px;
}

.resource-category-subtitle {
    color: #6c757d;
    font-size: 12px;
    font-weight: 400;
    margin-bottom: 8px;
    display: block;
}

.resource-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.resource-category-text {
    color: #6c757d;
    font-size: 12px;
    font-weight: 400;
}

.resource-tag {
    color: #6c757d;
    font-size: 12px;
    font-weight: 400;
    background: #f8f9fa;
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid #e9ecef;
    text-decoration: none !important;
}

.resource-category {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.resource-description {
    color: #6c757d;
    font-size: 14px;
    margin-top: -15px;
    margin-bottom: -5px;
    line-height: 1.4;
}

.resource-links {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 8px;
}

.resource-link {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    background: #f8f9fa;
    color: #495057;
    text-decoration: none;
    border-radius: 6px;
    font-size: 13px;
    transition: all 0.3s;
    border: 1px solid #e9ecef;
}

/* 资源卡片链接样式 */
.resource-card-link {
    display: contents;
    text-decoration: none;
    color: inherit;
}

/* 相关资源推荐区域样式 */
.related-resources {
    margin-top: 40px;
    padding: 25px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
}

.related-resources h2 {
    margin-top: 0;
    margin-bottom: 20px;
    color: #1f2937;
    font-size: 22px;
    font-weight: 700;
    border-bottom: 2px solid #e5e7eb;
    padding-bottom: 10px;
}

.related-resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.related-resource-card {
    background: white;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    transition: all 0.3s;
    border: 1px solid #e9ecef;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.related-resource-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    border-color: #667eea;
}

.related-resource-title {
    text-decoration: none;
    color: #1f2937;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 10px;
    display: block;
    transition: color 0.3s;
}

.related-resource-title:hover {
    color: #667eea;
}

.no-related {
    text-align: center;
    color: #6b7280;
    grid-column: 1 / -1;
    padding: 20px;
}

/* 资源正文区域样式 */
.resource-content {
    margin-top: 40px;
    padding: 25px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
}

.resource-content h2 {
    margin-top: 0;
    margin-bottom: 20px;
    color: #1f2937;
    font-size: 22px;
    font-weight: 700;
    border-bottom: 2px solid #e5e7eb;
    padding-bottom: 10px;
}

.resource-content p {
    margin-bottom: 16px;
    line-height: 1.7;
    color: #333;
}

.resource-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    margin: 20px 0;
}

/* 资源信息区域样式 */
.resource-info h1 {
    font-size: 24px;
    font-weight: 700;
    color: #1f2937;
    margin-top: 0;
    margin-bottom: 15px;
    line-height: 1.3;
}

.resource-tags {
    margin-bottom: 20px;
}

.resource-tags span {
    display: inline-block;
    background-color: #f3f4f6;
    color: #4b5563;
    padding: 3px 10px;
    margin-right: 8px;
    margin-bottom: 8px;
    border-radius: 16px;
    font-size: 13px;
    border: 1px solid #e5e7eb;
}

.resource-description-detail {
    margin-bottom: 25px;
    color: #374151;
    line-height: 1.7;
    font-size: 15px;
}

.resource-detail-links {
    margin-bottom: 20px;
}

.resource-detail-links a {
    display: inline-block;
    background-color: #007bff;
    color: white;
    padding: 10px 20px;
    border-radius: 4px;
    text-decoration: none;
    margin-right: 10px;
    margin-bottom: 10px;
    transition: background-color 0.3s;
}

.resource-detail-links a:hover {
    background-color: #0056b3;
}

.link-icon {
    margin-right: 5px;
    font-size: 14px;
}

.no-links {
    color: #6b7280;
    font-style: italic;
}

/* 资源详情容器样式 */
.resource-detail-container {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 30px;
    background-color: white;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    align-items: stretch;
}

.resource-thumbnail {
    flex: 0 0 280px;
    background-color: #f9fafb;
    border-radius: 8px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    height: fit-content;
}

.resource-thumbnail img {
    width: 100%;
    height: auto;
    border-radius: 6px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.resource-info {
    flex: 1;
    min-width: 0;
    height: fit-content;
}

.resource-link:hover {
    background: #667eea;
    color: white;
    border-color: #667eea;
    transform: translateY(-1px);
}

.resource-link.main {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
}

.resource-link.main:hover {
    opacity: 0.9;
}

/* 分页样式 */
.pagination {
    display: flex;
    justify-content: center;
    padding: 20px;
    gap: 5px;
}

.pagination a {
    padding: 8px 12px;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    text-decoration: none;
    color: #495057;
    transition: all 0.3s;
    font-size: 14px;
}

.pagination a:hover {
    background: #f8f9fa;
    border-color: #667eea;
    color: #667eea;
}

.pagination .active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-color: #667eea;
}

.pagination .ellipsis {
    padding: 8px 12px;
    color: #6c757d;
    font-size: 14px;
    pointer-events: none;
}

/* 空状态 */
.empty-state {
    background: white;
    border-radius: 10px;
    padding: 60px 20px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.empty-state h3 {
    color: #6c757d;
    margin-bottom: 10px;
    font-size: 20px;
}

.empty-state p {
    color: #adb5bd;
}

/* 移动端分类菜单 */
.mobile-category-menu {
    display: none;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    margin-bottom: 20px;
    overflow: hidden;
}

/* 移动端菜单按钮 */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 12px;
    border-radius: 4px;
    position: relative;
    z-index: 1001;
    min-width: 44px;
    min-height: 44px;
    margin-right: 15px;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
    -webkit-user-select: none;
    touch-action: manipulation;
}

/* 移除悬停效果 */

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: white;
    margin: 4px 0;
    transition: all 0.3s;
    border-radius: 2px;
    transform-origin: center;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: scale(0);
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.nav-search-container {
    display: flex;
    align-items: center;
    gap: 15px;
    width: 100%;
    max-width: 600px;
    justify-content: center;
}

/* 移动端菜单按钮容器 */
.mobile-menu-toggle {
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    user-select: none;
}

.mobile-menu-toggle:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.3);
}

.mobile-category-menu {
    display: none;
    position: absolute;
    top: 100%;
    right: 20px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
    width: 300px;
    max-height: 70vh;
    overflow-y: auto;
    z-index: 1000;
    margin-top: 0;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
}

.mobile-category-menu.active {
    display: block;
}

.mobile-category-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 18px 20px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 16px;
    position: sticky;
    top: 0;
    z-index: 10;
    backdrop-filter: blur(10px);
}

.mobile-category-header::before {
    content: '📂';
    font-size: 18px;
}

.mobile-category-list {
    list-style: none;
}

.mobile-category-item {
    border-bottom: 1px solid #f0f0f0;
}

.mobile-category-item:last-child {
    border-bottom: none;
}

.mobile-category-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 20px;
    text-decoration: none;
    color: #444;
    border-left: 3px solid transparent;
    font-weight: 500;
}

.mobile-category-link:hover {
    background: #f8f9fa;
    color: #667eea;
}

.mobile-category-link.active {
    background: linear-gradient(135deg, #f0f4ff 0%, #e8f2ff 100%);
    color: #667eea;
    font-weight: 600;
    border-left-color: #667eea;
    padding-left: 25px;
}

.mobile-category-link.active::before {
    transform: scaleY(1);
}

.mobile-category-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 18px;
    cursor: pointer;
    padding: 5px;
    margin-left: auto;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 8px;
        padding: 10px 15px;
        flex-wrap: nowrap;
        align-items: stretch;
        justify-content: flex-start;
    }
    
    .nav-controls {
        display: flex;
        flex-direction: row;
        align-items: center;
        justify-content: flex-start;
        gap: 12px;
        width: 100%;
        order: 2;
    }
    
    .nav-left {
        width: auto;
        margin: 0;
        padding: 0;
        display: flex;
        align-items: center;
        justify-content: flex-start;
        gap: 0;
        flex: 0 0 auto;
    }
    
    .nav-right {
        display: flex;
        width: auto;
        margin: 0;
        padding: 0;
        justify-content: flex-start;
        align-items: center;
        flex: 1;
        margin-left: 0;
        gap: 0;
    }
    
    .nav-search-container {
        width: auto;
        max-width: none;
        flex: 1;
        order: 2;
        margin: 0;
        padding: 0;
        display: flex;
        justify-content: flex-start;
        align-items: center;
    }
    
    .mobile-menu-toggle {
        display: block;
        margin-right: 0;
        margin-left: 12px;
        flex: 0 0 auto;
    }
    
    .search-box {
    width: calc(100vw - 120px);
    max-width: 400px;
    min-width: 160px;
    margin: 0;
}

/* 搜索按钮在移动端的适配 */
.search-button {
    right: 12px;
    font-size: 18px;
    padding: 3px;
}

.search-icon {
    font-size: 32px;
}

/* 手机端搜索框在不同屏幕宽度下的适配 */
@media (max-width: 480px) {
    .search-box {
        width: calc(100vw - 120px);
        max-width: 280px;
        min-width: 140px;
    }
    
    .nav-container {
        padding: 8px 10px;
        gap: 6px;
    }
    
    .nav-controls {
        gap: 10px;
    }
    
    .search-input {
        padding: 8px 40px 8px 15px;
        font-size: 14px;
        border-width: 2px;
        border-radius: 24px;
        background: rgba(255,255,255,0.1);
    }
    
    .search-button {
        right: 8px;
        font-size: 16px;
        padding: 3px;
    }
    
    .search-icon {
        font-size: 30px;
    }
}

@media (min-width: 481px) and (max-width: 600px) {
    .search-box {
        width: calc(100vw - 130px);
        max-width: 350px;
        min-width: 160px;
    }
    
    .nav-container {
        padding: 10px 12px;
        gap: 8px;
    }
    
    .nav-controls {
        gap: 10px;
    }
    
    .search-input {
        padding: 10px 45px 10px 18px;
        font-size: 15px;
        border-width: 2.5px;
        border-radius: 26px;
        background: rgba(255,255,255,0.1);
    }
    
    .search-button {
        right: 10px;
        font-size: 18px;
        padding: 3px;
    }
    
    .search-icon {
        font-size: 32px;
    }
}

/* 极小屏幕特殊处理 */
@media (max-width: 360px) {
    .search-box {
        width: calc(100vw - 110px);
        max-width: 220px;
        min-width: 120px;
    }
    
    .nav-container {
        padding: 6px 8px;
        gap: 4px;
    }
    
    .nav-controls {
        gap: 8px;
    }
    
    .mobile-menu-toggle {
        padding: 8px;
        margin-left: 8px;
    }
    
    .search-input {
        padding: 8px 38px 8px 14px;
        font-size: 13px;
        border-width: 2px;
        border-radius: 22px;
        background: rgba(255,255,255,0.1);
    }
    
    .search-button {
        right: 6px;
        font-size: 16px;
        padding: 3px;
    }
    
    .search-icon {
        font-size: 28px;
    }
}
    
    .search-input {
    font-size: 14px;
    padding: 10px 45px 10px 18px;
    text-align: center;
    border-radius: 28px;
    background: rgba(255,255,255,0.1);
    border: 2.5px solid rgba(255,255,255,0.5);
}
    
    .search-input:focus {
        background: rgba(255,255,255,0.2);
        border-color: rgba(255,255,255,0.6);
    }
    
    .main-container {
        flex-direction: column;
    }
    
    .sidebar {
        display: none;
    }
    
    .mobile-category-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 20px;
        right: auto;
        z-index: 1000;
        background: white;
        border-radius: 12px;
        box-shadow: 0 10px 40px rgba(0,0,0,0.15);
        width: 280px;
        max-height: 70vh;
        overflow-y: auto;
        margin-top: 0;
    }
    
    .mobile-category-menu.active {
        display: block;
    }
    
    .mobile-category-toggle {
        display: none;
    }
    
    .resources-grid {
        grid-template-columns: 1fr;
    }
    
    .header h1 {
        font-size: 24px;
    }
    
    .header p {
        font-size: 16px;
    }
    
    /* 资源详情页响应式样式 */
    .resource-detail-container {
        flex-direction: column;
    }
    
    .resource-thumbnail {
        flex: 0 0 100%;
    }
    
    .resource-info h1 {
        font-size: 20px;
    }
}

@media (max-width: 600px) and (min-width: 414px) {
    .nav-container {
        padding: 8px 12px;
        gap: 8px;
        flex-direction: column;
        flex-wrap: nowrap;
        align-items: stretch;
        justify-content: flex-start;
    }
    
    .site-name {
        font-size: 21px;
        padding: 8px 0;
        margin-bottom: 6px;
    }
    
    .nav-controls {
         display: flex;
         flex-direction: row;
         align-items: center;
         justify-content: flex-start;
         gap: 6px;
         width: 100%;
         order: 2;
     }
    
    .search-box {
    width: calc(100vw - 130px);
    max-width: 350px;
    min-width: 160px;
}

.search-button {
    width: 30px;
    height: 30px;
    font-size: 12px;
}
    
    .mobile-menu-toggle {
        margin-right: 0;
        flex: 0 0 auto;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 0 10px;
        gap: 10px;
    }
    
    .nav-controls {
          gap: 10px;
      }
    
    .site-name {
        font-size: 20px;
        flex: 1;
        text-align: center;
        margin: 0;
        order: 1;
    }
    
    .search-input {
    font-size: 14px;
    padding: 8px 40px 8px 15px;
    text-align: center;
    border-width: 2px;
    border-radius: 24px;
    border-color: rgba(255,255,255,0.5);
}
    
    .search-button {
        padding: 10px 14px;
        font-size: 14px;
        min-width: 42px;
    }
    
    .search-box {
    width: calc(100vw - 100px);
    max-width: 280px;
    min-width: 160px;
    margin: 0 auto;
}

.search-button {
    width: 28px;
    height: 28px;
    font-size: 12px;
}

.nav-search-container {
    margin: 0;
    padding: 0;
    flex: 1;
    display: flex;
    justify-content: center;
}

.mobile-menu-toggle {
    padding: 8px;
    margin-left: 12px;
    margin-right: 8px;
    min-width: 40px;
    min-height: 40px;
}

.mobile-menu-toggle span {
    width: 22px;
    height: 2px;
    margin: 3px 0;
}

.header {
    padding: 25px 0;
}

.header h1 {
    font-size: 20px;
}

.header p {
    font-size: 14px;
}

.mobile-category-menu {
    width: 260px;
    left: 10px;
    right: auto;
    border-radius: 10px;
}

.mobile-category-header {
    padding: 15px 18px;
    font-size: 15px;
}

.mobile-category-link {
    padding: 12px 18px;
    font-size: 14px;
}

.mobile-category-link:hover,
.mobile-category-link.active {
    padding-left: 22px;
}
}

/* 底部横幅样式 */
.footer-banner {
    margin-top: 40px;
    padding: 20px 0;
    text-align: center;
    color: #666;
    font-size: 14px;
    background: white;
    border-top: 1px solid #e9ecef;
}

.footer-banner a {
    color: #666;
    text-decoration: none;
    font-weight: normal;
}

.footer-banner a:hover {
    color: #333;
    text-decoration: none;
}