/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 字体引入 */
@import url('https://fonts.googleapis.com/css2?family=Ma+Shan+Zheng&family=Noto+Serif+SC:wght@400;500;600;700&display=swap');

/* 颜色变量 */
:root {
    --primary-red: #A62424;
    --rice-paper: #F7F3E3;
    --indigo-blue: #3E5B76;
    --celadon-green: #74B9A8;
    --vermilion-red: #C83E3F;
    --dark-indigo: #2D3E4E;
    --off-white: #F5F2EA;
    --light-gray: #D5D0C7;
    --dark-gray: #444444;
}

body {
    font-family: 'Noto Serif SC', serif;
    background-color: var(--rice-paper);
    color: var(--dark-gray);
    line-height: 1.6;
    background-image: url('../images/rice-paper-texture.svg');
    background-repeat: repeat;
}

/* 标题样式 */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Ma Shan Zheng', cursive;
    color: var(--dark-indigo);
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
    color: var(--primary-red);
}

h2 {
    font-size: 2rem;
    border-bottom: 2px solid var(--celadon-green);
    padding-bottom: 0.5rem;
}

h3 {
    font-size: 1.5rem;
    color: var(--indigo-blue);
}

/* 导航样式 */
.navbar {
    background-color: var(--dark-indigo);
    color: var(--off-white);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Ma Shan Zheng', cursive;
    font-size: 1.8rem;
    color: var(--off-white);
    text-decoration: none;
}

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

.nav-item {
    margin-left: 2rem;
}

.nav-link {
    color: var(--off-white);
    text-decoration: none;
    font-size: 1.1rem;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--celadon-green);
}

/* 移动端菜单按钮 */
.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--off-white);
    margin: 2px 0;
    transition: 0.3s;
}

/* 主要内容样式 */
.container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
}

/* 英雄区域样式 */
.hero {
    position: relative;
    height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background-image: url('../images/hero-bg.svg');
    background-color: var(--indigo-blue);
    background-size: cover;
    background-position: center;
    color: var(--off-white);
    margin-bottom: 2rem;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    color: var(--off-white);
}

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

/* 栏目卡片样式 */
.section-title {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 100px;
    height: 3px;
    background-color: var(--celadon-green);
    margin: 1rem auto 0;
}

.columns-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.column-card {
    background-color: var(--off-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--light-gray);
}

.column-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.column-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.column-content {
    padding: 1.5rem;
}

.column-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--indigo-blue);
}

.column-description {
    margin-bottom: 1.5rem;
    color: var(--dark-gray);
}

.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    background-color: var(--primary-red);
    color: var(--off-white);
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.3s ease;
    font-weight: 500;
}

.btn:hover {
    background-color: var(--vermilion-red);
}

/* 文章卡片样式 */
.articles-section {
    margin-bottom: 3rem;
}

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

.article-card {
    background-color: var(--off-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    border: 1px solid var(--light-gray);
}

.article-card:hover {
    transform: translateY(-5px);
}

.article-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.article-content {
    padding: 1.5rem;
}

.article-meta {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: var(--indigo-blue);
}

.article-date {
    margin-right: 1rem;
}

.article-title {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--dark-indigo);
}

.article-excerpt {
    margin-bottom: 1.5rem;
    color: var(--dark-gray);
}

/* 页脚样式 */
.footer {
    background-color: var(--dark-indigo);
    color: var(--off-white);
    padding: 1rem;
    margin-top: 3rem;
}

.icp-info {
    text-align: center;
    font-size: 0.9rem;
    color: var(--light-gray);
}

/* 传统装饰元素 */
.decorative-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 2rem 0;
}

.divider-line {
    flex-grow: 1;
    height: 1px;
    background-color: var(--light-gray);
}

.divider-symbol {
    padding: 0 1rem;
    color: var(--primary-red);
    font-size: 1.5rem;
}

/* 文章详情页样式 */
.article-detail {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    background-color: var(--off-white);
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--light-gray);
}

.article-header {
    margin-bottom: 2rem;
    text-align: center;
}

.article-detail-title {
    font-size: 2.2rem;
    margin-bottom: 1rem;
    color: var(--dark-indigo);
}

.article-detail-meta {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 2rem;
    color: var(--indigo-blue);
}

.article-detail-content {
    font-size: 1.1rem;
    line-height: 1.8;
}

.article-detail-content p {
    margin-bottom: 1.5rem;
}

.article-detail-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 1.5rem 0;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.article-image-caption {
    text-align: center;
    color: var(--indigo-blue);
    font-size: 0.9rem;
    margin-top: -1rem;
    margin-bottom: 1.5rem;
}

/* 栏目页样式 */
.category-page {
    display: grid;
    grid-template-columns: 1fr 3fr;
    gap: 2rem;
}

.sidebar {
    background-color: var(--off-white);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--light-gray);
}

.sidebar-section {
    margin-bottom: 2rem;
}

.sidebar-title {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--indigo-blue);
    border-bottom: 1px solid var(--light-gray);
    padding-bottom: 0.5rem;
}

.category-list {
    list-style: none;
}

.category-list li {
    margin-bottom: 0.8rem;
}

.category-list a {
    color: var(--dark-gray);
    text-decoration: none;
    transition: color 0.3s ease;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.category-list a:hover {
    color: var(--primary-red);
}

/* 关于页面样式 */
.about-section {
    background-color: var(--off-white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--light-gray);
}

.about-content {
    margin-bottom: 2rem;
}

.about-content h3 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--indigo-blue);
}

.about-content p {
    margin-bottom: 1.5rem;
}

/* 联系页面样式 */
.contact-section {
    background-color: var(--off-white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--light-gray);
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.contact-item {
    text-align: center;
}

.contact-icon {
    font-size: 2.5rem;
    color: var(--primary-red);
    margin-bottom: 1rem;
}

.contact-item h4 {
    margin-bottom: 0.5rem;
    color: var(--indigo-blue);
}

/* 分页样式 */
.pagination {
    display: flex;
    justify-content: center;
    margin-top: 3rem;
}

.pagination-list {
    display: flex;
    list-style: none;
}

.pagination-item {
    margin: 0 0.5rem;
}

.pagination-link {
    display: block;
    padding: 0.5rem 1rem;
    background-color: var(--off-white);
    color: var(--dark-gray);
    text-decoration: none;
    border-radius: 4px;
    border: 1px solid var(--light-gray);
    transition: all 0.3s ease;
}

.pagination-link:hover {
    background-color: var(--celadon-green);
    color: var(--off-white);
    border-color: var(--celadon-green);
}

.pagination-link.active {
    background-color: var(--primary-red);
    color: var(--off-white);
    border-color: var(--primary-red);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .navbar-container {
        flex-direction: column;
    }
    
    .nav-menu {
        flex-direction: column;
        width: 100%;
        margin-top: 1rem;
        display: none;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-item {
        margin: 0.5rem 0;
    }
    
    .menu-toggle {
        display: flex;
        position: absolute;
        top: 1rem;
        right: 1rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.2rem;
    }
    
    .category-page {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .container {
        padding: 0 0.5rem;
    }
    
    .article-detail {
        padding: 1rem;
    }
}