/* 导航模块样式 */

/* 导航列表页样式 */
.nav-archive {
    padding: 20px 0;
}

.nav-archive-header {
    text-align: center;
    margin-bottom: 30px;
}

.nav-archive-title {
    font-size: 28px;
    font-weight: 700;
    color: #333;
    margin-bottom: 10px;
}

.nav-archive-description {
    font-size: 16px;
    color: #666;
}

/* 搜索框样式 */
.nav-search-box {
    position: relative;
    margin-bottom: 30px;
}

.nav-search-form {
    display: flex;
    max-width: 600px;
    margin: 0 auto;
}

.nav-search-input {
    flex: 1;
    padding: 12px 15px;
    font-size: 16px;
    border: 1px solid #ddd;
    border-radius: 4px 0 0 4px;
    outline: none;
    transition: border-color 0.3s;
}

.nav-search-input:focus {
    border-color: #007bff;
}

.nav-search-button {
    padding: 0 20px;
    background-color: #007bff;
    color: #fff;
    border: none;
    border-radius: 0 4px 4px 0;
    cursor: pointer;
    transition: background-color 0.3s;
}

.nav-search-button:hover {
    background-color: #0069d9;
}

.nav-search-results {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 600px;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 0 0 4px 4px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 1000;
    max-height: 300px;
    overflow-y: auto;
    display: none;
}

.nav-search-result-item {
    padding: 10px 15px;
    border-bottom: 1px solid #f0f0f0;
    cursor: pointer;
    transition: background-color 0.2s;
}

.nav-search-result-item:hover {
    background-color: #f8f9fa;
}

.nav-search-result-title {
    font-weight: 500;
    color: #333;
    margin-bottom: 5px;
}

.nav-search-result-url {
    font-size: 12px;
    color: #666;
}

/* 分类筛选样式 */
.nav-category-filter {
    margin-bottom: 30px;
}

.nav-category-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
}

.nav-category-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.nav-category-item {
    margin-right: 10px;
}

.nav-category-link {
    display: inline-block;
    padding: 6px 12px;
    background-color: #f8f9fa;
    color: #333;
    border-radius: 20px;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s;
}

.nav-category-link:hover {
    background-color: #e9ecef;
    color: #007bff;
}

.nav-category-item.active .nav-category-link {
    background-color: #007bff;
    color: #fff;
}

/* 站点列表样式 */
.nav-sites-list {
    margin-top: 20px;
}

.nav-site-item {
    display: flex;
    align-items: flex-start;
    padding: 20px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    margin-bottom: 15px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.nav-site-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.nav-site-icon {
    flex-shrink: 0;
    margin-right: 15px;
}

.nav-site-icon img {
    width: 64px;
    height: 64px;
    border-radius: 8px;
    object-fit: cover;
}

.nav-site-info {
    flex: 1;
}

.nav-site-title {
    margin: 0 0 10px 0;
    font-size: 18px;
    font-weight: 600;
}

.nav-site-link {
    color: #333;
    text-decoration: none;
    transition: color 0.3s;
}

.nav-site-link:hover {
    color: #007bff;
}

.nav-site-description {
    margin: 0 0 10px 0;
    color: #666;
    font-size: 14px;
    line-height: 1.4;
}

.nav-site-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    font-size: 12px;
    color: #999;
}

.nav-site-views {
    display: flex;
    align-items: center;
}

.nav-site-views i {
    margin-right: 5px;
}

.nav-site-tags {
    display: flex;
    align-items: center;
}

.nav-no-sites {
    text-align: center;
    padding: 60px 20px;
    color: #999;
    background-color: #f8f9fa;
    border-radius: 8px;
}

/* 导航详情页样式 */
.nav-single {
    padding: 20px 0;
}

.nav-site-detail {
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    padding: 30px;
    margin-bottom: 30px;
}

.nav-site-header {
    display: flex;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid #f0f0f0;
}

.nav-site-icon-large {
    flex-shrink: 0;
    margin-right: 20px;
}

.nav-site-icon-large img {
    width: 100px;
    height: 100px;
    border-radius: 12px;
    object-fit: cover;
}

.nav-site-title-section {
    flex: 1;
}

.nav-site-title-detail {
    margin: 0 0 10px 0;
    font-size: 24px;
    font-weight: 700;
    color: #333;
}

.nav-site-url {
    display: flex;
    align-items: center;
    font-size: 14px;
    color: #666;
}

.nav-site-url i {
    margin-right: 8px;
}

.nav-site-link-detail {
    color: #007bff;
    text-decoration: none;
    word-break: break-all;
}

.nav-site-link-detail:hover {
    text-decoration: underline;
}

.nav-site-content {
    margin-bottom: 30px;
}

.nav-content-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #f0f0f0;
}

.nav-site-description-detail {
    color: #555;
    line-height: 1.6;
    font-size: 15px;
}

.nav-site-stats {
    margin-bottom: 30px;
}

.nav-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.nav-stat-item {
    background-color: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
}

.nav-stat-label {
    display: block;
    font-size: 14px;
    color: #666;
    margin-bottom: 8px;
}

.nav-stat-value {
    display: inline-block;
    font-size: 24px;
    font-weight: 700;
    color: #007bff;
    margin-right: 5px;
}

.nav-stat-unit {
    font-size: 14px;
    color: #666;
}

.nav-site-meta-info {
    margin-bottom: 30px;
}

.nav-site-categories {
    margin-bottom: 20px;
}

.nav-category-list-detail {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.nav-category-item-detail {
    margin-right: 10px;
}

.nav-category-link-detail {
    display: inline-block;
    padding: 4px 12px;
    background-color: #e9ecef;
    color: #495057;
    border-radius: 16px;
    text-decoration: none;
    font-size: 13px;
    transition: all 0.3s;
}

.nav-category-link-detail:hover {
    background-color: #dee2e6;
    color: #007bff;
}

.nav-site-tags-detail {
    margin-top: 20px;
}

.nav-tags-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.nav-tag-item {
    display: inline-block;
    padding: 4px 12px;
    background-color: #f8f9fa;
    color: #6c757d;
    border-radius: 16px;
    font-size: 13px;
}

.nav-site-actions {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.nav-visit-button {
    display: inline-flex;
    align-items: center;
    padding: 12px 24px;
    background-color: #007bff;
    color: #fff;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.3s;
}

.nav-visit-button:hover {
    background-color: #0069d9;
    color: #fff;
}

.nav-visit-button i {
    margin-right: 8px;
}

.nav-back-button {
    display: inline-flex;
    align-items: center;
    padding: 12px 24px;
    background-color: #6c757d;
    color: #fff;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.3s;
}

.nav-back-button:hover {
    background-color: #5a6268;
    color: #fff;
}

.nav-back-button i {
    margin-right: 8px;
}

/* 相关站点样式 */
.nav-related-sites {
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    padding: 30px;
}

.nav-related-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.nav-related-item {
    display: flex;
    align-items: center;
    padding: 15px;
    background-color: #f8f9fa;
    border-radius: 8px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.nav-related-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.nav-related-icon {
    flex-shrink: 0;
    margin-right: 12px;
}

.nav-related-icon img {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    object-fit: cover;
}

.nav-related-info {
    flex: 1;
}

.nav-related-title {
    margin: 0 0 5px 0;
    font-size: 14px;
    font-weight: 500;
}

.nav-related-link {
    color: #333;
    text-decoration: none;
    transition: color 0.3s;
}

.nav-related-link:hover {
    color: #007bff;
}

.nav-related-url {
    margin: 0;
    font-size: 12px;
    color: #666;
}

.nav-related-url-link {
    color: #007bff;
    text-decoration: none;
    word-break: break-all;
}

.nav-related-url-link:hover {
    text-decoration: underline;
}

.nav-no-related {
    text-align: center;
    padding: 40px 20px;
    color: #999;
    background-color: #f8f9fa;
    border-radius: 8px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-archive-title {
        font-size: 24px;
    }
    
    .nav-search-form {
        max-width: 100%;
    }
    
    .nav-site-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .nav-site-icon {
        margin-bottom: 15px;
    }
    
    .nav-site-header {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .nav-site-icon-large {
        margin-bottom: 20px;
        margin-right: 0;
    }
    
    .nav-stats-grid {
        grid-template-columns: 1fr;
    }
    
    .nav-site-actions {
        flex-direction: column;
    }
    
    .nav-visit-button,
    .nav-back-button {
        width: 100%;
        justify-content: center;
    }
    
    .nav-related-list {
        grid-template-columns: 1fr;
    }
}