/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* 导航栏样式 */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.nav-brand h1 {
    color: #2c3e50;
}

.nav-menu {
    display: flex;
    list-style: none;
}

.nav-menu li {
    margin-left: 1.5rem;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: #3498db;
}

/* 英雄区域样式 */
.hero {
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('../images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
}

.hero-content h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero-content p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
}

.btn {
    display: inline-block;
    background-color: #3498db;
    color: #fff;
    padding: 0.8rem 1.5rem;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #2980b9;
}

/* 关于区域样式 */
.about {
    padding: 4rem 0;
}

.about h2 {
    text-align: center;
    margin-bottom: 2rem;
    color: #2c3e50;
}

.about-content {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.about-image {
    flex: 1;
}

.about-image img {
    width: 100%;
    border-radius: 10px;
}

.about-text {
    flex: 1;
}

/* 文章区域样式 */
.latest-articles,
.articles-list {
    padding: 4rem 0;
    background-color: #f8f9fa;
}

.latest-articles h2,
.articles-list h2 {
    text-align: center;
    margin-bottom: 2rem;
    color: #2c3e50;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.article-card {
    background-color: #fff;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.article-card h3 {
    margin-bottom: 1rem;
}

.article-card h3 a {
    color: #2c3e50;
    text-decoration: none;
}

.article-card h3 a:hover {
    color: #3498db;
}

.article-meta {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.read-more {
    display: inline-block;
    margin-top: 1rem;
    color: #3498db;
    text-decoration: none;
}

/* 文章详情样式 */
.article-detail {
    padding: 4rem 0;
}

.article-detail h2 {
    margin-bottom: 1rem;
    color: #2c3e50;
}

.article-subtitle {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 2rem;
}

.article-content {
    margin-bottom: 3rem;
}

.article-content img {
    max-width: 100%;
    height: auto;
}

/* 评论样式 */
.comments {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid #ddd;
}

.comments h3 {
    margin-bottom: 1.5rem;
    color: #2c3e50;
}

.comment {
    background-color: #f8f9fa;
    padding: 1.5rem;
    border-radius: 5px;
    margin-bottom: 1.5rem;
}

.comment h4 {
    margin-bottom: 0.5rem;
    color: #2c3e50;
}

.comment-meta {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

/* 联系区域样式 */
.contact {
    padding: 4rem 0;
}

.contact h2 {
    text-align: center;
    margin-bottom: 2rem;
    color: #2c3e50;
}

.contact-content {
    display: flex;
    gap: 2rem;
}

.contact-info,
.contact-form {
    flex: 1;
}

.contact-info h3,
.contact-form h3 {
    margin-bottom: 1rem;
    color: #2c3e50;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 5px;
}

/* 分页样式 */
.pagination {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
}

.pagination a {
    padding: 0.5rem 1rem;
    margin: 0 0.25rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    text-decoration: none;
    color: #333;
}

.pagination a.active {
    background-color: #3498db;
    color: #fff;
    border-color: #3498db;
}

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

/* 响应式设计 */
@media (max-width: 768px) {
    .about-content,
    .contact-content {
        flex-direction: column;
    }
    
    .nav-menu {
        flex-direction: column;
        display: none;
    }
    
    .hero-content h2 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1.2rem;
    }
}