/* 文章页面样式 */

/* 页面标题 */
.page-header {
    padding: 120px 0 50px;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    font-family: 'Microsoft YaHei', sans-serif;
    color: #ffffff;
}

.page-header p {
    font-size: 1.2rem;
    color: #ffffff;
    max-width: 600px;
    margin: 0 auto;
    font-family: 'Microsoft YaHei', sans-serif;
}

/* 文章分类过滤器 */
.category-filter {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.filter-btn {
    background: none;
    border: 1px solid var(--border-color);
    padding: 10px 20px;
    border-radius: var(--border-radius);
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
    font-family: 'Microsoft YaHei', sans-serif;
}

.filter-btn:hover {
    background-color: var(--light-bg);
}

.filter-btn.active {
    background-color: var(--primary-color);
    color: #ffffff;
    border-color: var(--primary-color);
}

/* 搜索框 */
.search-container {
    display: flex;
    justify-content: center;
    margin-bottom: 30px;
}

.search-input {
    width: 100%;
    max-width: 500px;
    padding: 12px 20px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius) 0 0 var(--border-radius);
    font-size: 16px;
    outline: none;
    transition: var(--transition);
}

.search-input:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(255, 77, 77, 0.2);
}

.search-btn {
    background-color: var(--primary-color);
    color: var(--light-text);
    border: none;
    padding: 12px 20px;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    cursor: pointer;
    transition: var(--transition);
}

.search-btn:hover {
    background-color: var(--accent-color);
}

/* 文章卡片 */
.articles-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
    padding: 0 15px;
}

.article-card {
    background-color: var(--bg-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 380px; /* 固定高度 */
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.article-image {
    height: 160px;
    overflow: hidden;
}

.article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.article-content {
    padding: 15px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.article-meta {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    font-size: 13px;
}

.article-category {
    color: var(--accent-color);
    font-weight: 500;
}

.article-date {
    color: var(--secondary-color);
}

.article-title {
    font-size: 1.3rem;
    margin-bottom: 10px;
    line-height: 1.3;
}

.article-excerpt {
    color: var(--secondary-color);
    margin-bottom: 15px;
    flex-grow: 1;
    font-size: 0.95rem;
    line-height: 1.5;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

.read-more {
    display: inline-block;
    font-weight: 500;
    color: var(--accent-color);
    position: relative;
    align-self: flex-start;
}

.read-more::after {
    content: '→';
    margin-left: 5px;
    transition: var(--transition);
}

.read-more:hover::after {
    margin-left: 10px;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 80px;
}

.pagination a, .pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 10px;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    text-decoration: none;
    transition: var(--transition);
}

.pagination a:hover {
    background-color: var(--light-bg);
    border-color: var(--primary-color);
}

.pagination a.active {
    background-color: var(--primary-color);
    color: var(--light-text);
    border-color: var(--primary-color);
}

.pagination .next-page {
    padding: 0 15px;
}

.pagination .next-page i {
    margin-left: 5px;
    transition: var(--transition);
}

.pagination .next-page:hover i {
    transform: translateX(3px);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .page-header {
        padding: 100px 0 30px;
    }
    
    .page-header h1 {
        font-size: 2.5rem;
    }
    
    .articles-container {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 15px;
    }
}

@media (max-width: 480px) {
    .page-header h1 {
        font-size: 2rem;
    }
    
    .category-filter {
        gap: 10px;
    }
    
    .filter-btn {
        padding: 8px 15px;
        font-size: 14px;
    }
    
    .articles-container {
        grid-template-columns: 1fr;
    }
    
    .search-container {
        padding: 0 15px;
    }
    
    .search-input {
        padding: 10px 15px;
    }
    
    .search-btn {
        padding: 10px 15px;
    }
}