/* 响应式文章布局 */
.article-grid {
    display: grid;
    gap: 2rem;
    grid-template-columns: repeat(3, 1fr);
}

.article-card {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    overflow: hidden;
}

.article-link {
    display: block;
    color: inherit;
    text-decoration: none;
}

.article-media {
    position: relative;
    padding-top: 65.7%; /* 保持桌面端350x230比例 */
    background: #f5f5f5;
}

.article-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-body {
    padding: 1.5rem;
}

.article-title {
    font-size: 15px;
    text-decoration: none;
    color: #333;
    font-weight: bold
}

.article-excerpt {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .article-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .article-media {
        padding-top: 50%; /* 调整为更紧凑的比例 */
        margin: 0 10px;
    }
    
    /* 修正图片样式 */
    .article-image {
        width: 100%; /* 恢复全宽 */
        height: 100%;
        left: 0;
        transform: none;
        position: absolute; /* 恢复绝对定位 */
    }
    
    .article-body {
        padding: 1rem;
    }
    
    .article-title {
        font-size: 1rem;
        min-height: auto;
        margin-bottom: 0.5rem;
    }
    
    .article-excerpt {
        font-size: 0.85rem;
        -webkit-line-clamp: 2;
    }
}

/* 交互效果 */
.article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}