/* 主内容板块 */
.indexMain {
    width: 100%;
    background: #f6f9ff;
    overflow: hidden;
    padding: 40px 0;
}


/* 文章列表样式 - 与视频网格相同样式 */
.article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.article-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s, box-shadow 0.3s;
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.article-thumbnail {
    position: relative;
    height: 200px;
    overflow: hidden;
}

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

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

.article-info {
    padding: 20px;
}

.article-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 12px;
    line-height: 1.4;
}

.article-desc {
    color: #555;
    line-height: 1.6;
    margin-bottom: 15px;
}

.article-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: #7f8c8d;
}

.article-date {
    display: flex;
    align-items: center;
}

.article-date i {
    margin-right: 5px;
}

.category-badge {
    background-color: #3498db;
    color: white;
    padding: 3px 10px;
    border-radius: 15px;
    font-size: 0.8rem;
}

/* 页脚样式 */
footer {
    background-color: #2c3e50;
    color: #ecf0f1;
    padding: 30px 0;
    text-align: center;
}

.slogan-image {
    max-width: 100%;
    height: auto;
    margin-bottom: 20px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        align-items: center;
    }
    
    .nav-item {
        margin: 5px 0;
        width: 100%;
        text-align: center;
    }
    
    .article-grid {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
}