/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Microsoft Yahei", Arial, sans-serif;
}

body {
    line-height: 1.6;
    color: #333;
    background: #f5f5f5;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* 页头样式 */
.header {
    background: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    padding: 15px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
}

.logo {
    font-size: 24px;
    font-weight: bold;
    color: #333;
    text-decoration: none;
}

.nav {
    margin-top: 10px;
}

.nav a {
    color: #666;
    text-decoration: none;
    margin-right: 20px;
    padding: 5px 0;
    transition: color 0.3s;
}

.nav a:hover {
    color: #007bff;
}

/* 主要内容区域 */
.main-content {
    margin-top: 80px;
    padding: 30px 0;
}

/* 文章列表 */
.article-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.article-item {
    background: #fff;
    border-radius: 8px;
    padding: 15px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.article-item img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: 4px;
    margin-bottom: 10px;
}

/* 分页样式 */
.pagination {
    text-align: center;
    margin: 20px 0;
}

.pagination a {
    display: inline-block;
    padding: 8px 16px;
    margin: 0 4px;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    text-decoration: none;
}

/* 页脚样式 */
.footer {
    background: #333;
    color: #fff;
    padding: 30px 0;
    margin-top: 50px;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 20px;
}

.footer-links a {
    color: #fff;
    text-decoration: none;
    opacity: 0.8;
}

.footer-links a:hover {
    opacity: 1;
}

.copyright {
    text-align: center;
    opacity: 0.8;
    margin-top: 20px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 0 10px;
    }
    
    .article-list {
        grid-template-columns: 1fr;
    }
    
    .nav a {
        margin-right: 15px;
    }
}