/* 重置默认样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    line-height: 1.6;
    font-size: 18px; /* 增大整体基础字体 */
}

/* 公共变量 */
:root {
    --primary-color: #003366;
    --secondary-color: #f0f0f0;
    --text-color: #333;
    --white: #fff;
    --spacing-xs: 5px;
    --spacing-sm: 10px;
    --spacing-md: 20px;
    --spacing-lg: 30px;
    --spacing-xl: 50px;
}

/* 第一层：Logo 样式 */
.header {
    background-color: var(--primary-color);
    height: 130px; /* 增加30%高度 */
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 10px 0;
}

.logo {
    max-width: 100%;
    width: auto;
    height: 80%;
    object-fit: contain;
}

/* 语言切换按钮样式 */
.lang-switch {
    position: absolute;
    right: 100px;
    top: 20px;
    z-index: 102;
}

.lang-switch a {
    color: white;
    text-decoration: none;
    background-color: rgba(0, 51, 102, 0.7);
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    transition: background-color 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.lang-switch a:hover {
    background-color: rgba(0, 51, 102, 1);
}

/* 移动端语言切换按钮样式 */
.mobile-lang-switch {
    padding: 15px 20px;
    border-top: 1px solid #eee;
    text-align: center;
}

.mobile-lang-switch a {
    display: inline-block;
    color: var(--text-color);
    text-decoration: none;
    font-size: 1.2rem;
    padding: 10px 20px;
    transition: all 0.3s ease;
    border: 1px solid #003366;
    border-radius: 20px;
    background-color: white;
    width: calc(100% - 20px); /* 留一些边距 */
    text-align: center;
}

.mobile-lang-switch a:hover {
    background-color: #003366;
    color: white;
    padding-left: 25px;
}

/* 在小屏幕上调整语言切换按钮位置 */
@media (max-width: 768px) {
    .header {
        position: relative;
        padding-right: 20px; /* 为右侧元素留出空间 */
    }
    
    .mobile-toggle {
        position: absolute;
        top: 20px;
        right: 20px;
    }
    
    .lang-switch {
        position: absolute;
        right: 20px; /* 与移动菜单按钮对齐 */
        top: 60px; /* 在移动菜单按钮下方 */
        z-index: 102;
    }
    
    .lang-switch a {
        padding: 6px 12px;
        font-size: 0.8rem;
    }
}

/* 第二层：导航栏样式 */
.navbar {
    background-color: #f8f9fa;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-list {
    list-style: none;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}

.nav-list li {
    margin: 0 15px;
}

.nav-list a {
    display: block;
    padding: 15px 10px;
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-list a:hover {
    color: var(--primary-color);
    background-color: rgba(0, 51, 102, 0.1);
}

.nav-list a.active {
    color: var(--primary-color);
    background-color: rgba(0, 51, 102, 0.15);
}

.nav-list li.has-submenu {
    position: relative;
}

.nav-list .submenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 180px;
    background: #fff;
    box-shadow: 0 8px 20px rgba(0,0,0,0.12);
    border-radius: 6px;
    padding: 8px 0;
    z-index: 200;
    list-style: none;
}

.nav-list .submenu li {
    margin: 0;
}

.nav-list .submenu a {
    padding: 10px 16px;
    color: var(--text-color);
    font-weight: 500;
    border-radius: 0;
    background: transparent;
}

.nav-list .submenu a:hover {
    background: rgba(0, 51, 102, 0.08);
    color: var(--primary-color);
}

.nav-list li.has-submenu:hover > .submenu {
    display: block;
}

.nav-list a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 3px;
    background-color: var(--primary-color);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-list a:hover::after {
    width: 80%;
}

.nav-list a.active::after {
    width: 100%;
    background-color: var(--primary-color);
}

/* 移动端导航栏按钮 */
.mobile-toggle {
    display: none;
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 1.8rem;
    cursor: pointer;
    z-index: 101;
    color: white;
}

/* 移动端导航菜单 */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    right: 0;
    width: 300px;
    height: 100%;
    background-color: white;
    z-index: 1000;
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    transform: translateX(100%);
    transition: transform 0.3s ease;
}

.mobile-menu.active {
    display: block;
    transform: translateX(0);
}

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background-color: var(--primary-color);
    color: white;
}

.mobile-menu-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: white;
    cursor: pointer;
}

.mobile-nav-list {
    list-style: none;
    padding: 20px 0;
}

.mobile-nav-list li {
    border-bottom: 1px solid #eee;
}

.mobile-nav-list a {
    display: block;
    color: var(--text-color);
    text-decoration: none;
    font-size: 1.2rem;
    padding: 15px 20px;
    transition: all 0.3s ease;
}

.mobile-nav-list .submenu {
    display: block;
    position: static;
    box-shadow: none;
    padding: 0 0 0 10px;
    background: none;
}

.mobile-nav-list .submenu a {
    font-size: 1.05rem;
    padding: 12px 20px 12px 30px;
}

.mobile-nav-list a:hover,
.mobile-nav-list a.active {
    background-color: var(--primary-color);
    color: white;
    padding-left: 25px;
}

/* 第三层：轮播图样式 */
.carousel {
    position: relative;
    width: 100%;
    padding-bottom: 50%; /* 2:1 宽高比 */
    height: 0;
    overflow: hidden;
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 50%, #90caf9 100%);
}

.carousel-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: transparent;
}

.carousel-track {
    display: flex;
    width: 100%;
    height: 100%;
    transition: transform 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    background: transparent;
}

.carousel-slide {
    min-width: 100%;
    height: 100%;
    position: relative;
    background: transparent;
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    background: transparent;
}

/* 轮播图导航箭头 */
.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    font-size: 24px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-btn:hover {
    background-color: rgba(0, 0, 0, 0.8);
    transform: translateY(-50%) scale(1.1);
}

.prev-btn {
    left: 20px;
}

.next-btn {
    right: 20px;
}

.carousel-indicators {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    z-index: 10;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    margin: 0 5px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.indicator.active {
    background-color: white;
    transform: scale(1.2);
}

/* 第四层：研究方向样式 */
.research-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px; /* 减少手机端的内边距 */
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    font-size: 2.5rem;
    color: var(--primary-color);
}

.research-columns {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.column {
    flex: 1;
    min-width: 300px;
    margin: 0 15px var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: #f8f9fa;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    text-align: center; /* 居中对齐标题 */
}

.column-content h3 {
    color: var(--primary-color);
    margin-bottom: 0; /* 减少底部边距 */
    font-size: 1.5rem;
}

.column-content p {
    color: #666;
    line-height: 1.8;
}

/* 团队简介部分 */
.team-overview {
    padding: var(--spacing-xl) 0;
    background-color: #f8f9fa;
    text-align: center;
}

.team-stats {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 30px;
    margin-top: 30px;
}

.stat-item {
    background-color: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    min-width: 150px;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.stat-label {
    color: #666;
    font-size: 0.9rem;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 30px;
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: #003366;
    color: white;
    border-color: #003366;
}

.btn-primary:hover {
    background-color: #0055aa;
    border-color: #0055aa;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* 最新新闻 */
.latest-news {
    padding: var(--spacing-xl) 0;
    background-color: white;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.news-card {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.news-thumbnail {
    height: 180px;
    overflow: hidden;
}

.news-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.news-content {
    padding: 20px;
}

.news-title {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 1.2rem;
    line-height: 1.4;
}

.news-date {
    color: #666;
    font-size: 0.85rem;
    margin-bottom: 10px;
}

.news-summary {
    color: #666;
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 15px;
}

.read-more {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.read-more:hover {
    color: #0055aa;
    text-decoration: underline;
}

/* 研究成果亮点 */
.research-highlights {
    padding: var(--spacing-xl) 0;
    background-color: #f0f8ff;
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.research-card {
    background-color: white;
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.research-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.research-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-color);
    border-radius: 50%;
    font-size: 2rem;
}

.research-card h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.research-card p {
    color: #666;
    line-height: 1.6;
}

/* 第五层：页脚样式 */
.footer {
    background-image: url('../images/common/foot_bg.jpg');
    background-size: cover;
    background-position: center;
    color: white;
    text-align: center;
    padding: 30px 0;
}

.footer-content p {
    margin: 0;
    font-size: 1.2rem; /* 增大字体大小 */
}

.footer-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 30px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-links a {
    color: white;
    text-decoration: none;
    font-size: 1.2rem; /* 增大字体大小 */
    transition: all 0.3s ease;
    position: relative;
    padding: 5px 0;
}

.footer-links a:hover {
    color: #cccccc;
    text-decoration: none;
}

.footer-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #cccccc;
    transition: width 0.3s ease;
}

.footer-links a:hover::after {
    width: 100%;
}

/* 在小屏幕上调整友情链接的显示 */
@media (max-width: 768px) {
    .footer-links {
        gap: 15px;
        flex-direction: column;
    }
    
    .footer-links a {
        font-size: 0.9rem;
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-list {
        display: none;
    }
    
    .mobile-toggle {
        display: block;
    }
    
    .research-columns {
        flex-direction: column;
    }
    
    .column {
        margin: 0 0 var(--spacing-md) 0;
        min-width: 100%;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .carousel {
        padding-bottom: 75%; /* 移动端稍微调整比例为 4:3 */
    }
    
    .header {
        background-color: var(--primary-color);
        height: 13vh; /* 增加30%高度，占屏幕高度的13% */
        padding: 0 15px;
    }
    
    .logo {
        height: 9vh; /* 增大到占屏幕高度的9% */
        width: auto;
        max-width: 70vw; /* 增大最大宽度为屏幕宽度的70% */
        object-fit: contain;
    }
    
    /* 轮播图移动端优化 */
    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }
    
    .prev-btn {
        left: 10px;
    }
    
    .next-btn {
        right: 10px;
    }
    
    .carousel-indicators {
        bottom: 15px;
    }
    
    .indicator {
        width: 10px;
        height: 10px;
        margin: 0 3px;
    }
}

/* 针对小屏幕手机的进一步优化 */
@media (max-width: 480px) {
    .carousel {
        padding-bottom: 60%; /* 小屏幕手机 5:3 比例 */
    }
    
    .carousel-btn {
        width: 35px;
        height: 35px;
        font-size: 18px;
    }
    
    .prev-btn {
        left: 5px;
    }
    
    .next-btn {
        right: 5px;
    }
    
    .carousel-indicators {
        bottom: 10px;
    }
    
    .indicator {
        width: 8px;
        height: 8px;
        margin: 0 2px;
    }
    
    .header {
        background-color: var(--primary-color);
        height: 13vh; /* 增加30%高度，占屏幕高度的13% */
    }
    
    .logo {
        height: 9vh; /* 增大到占屏幕高度的9% */
        max-width: 75vw; /* 增大最大宽度为屏幕宽度的75% */
    }
}

/* 针对超小屏幕手机的优化 */
@media (max-width: 360px) {
    .carousel {
        padding-bottom: 50%; /* 超小屏幕保持 2:1 比例 */
    }
    
    .header {
        background-color: var(--primary-color);
        height: 13vh; /* 增加30%高度，占屏幕高度的13% */
    }
    
    .logo {
        height: 9vh; /* 增大到占屏幕高度的9% */
        max-width: 85vw; /* 增大最大宽度为屏幕宽度的85% */
    }
}

/* 导航链接加载指示器 */
.nav-list a.loading::after,
.mobile-nav-list a.loading::after {
    content: "";
    display: inline-block;
    width: 12px;
    height: 12px;
    border: 2px solid #fff;
    border-radius: 50%;
    border-top-color: transparent;
    margin-left: 8px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* 团队统计数据移动端优化 */
@media (max-width: 768px) {
    .team-stats {
        gap: 15px;
    }
    
    .stat-item {
        min-width: 120px;
        padding: 15px;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    /* 新闻网格移动端优化 */
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    /* 研究成果网格移动端优化 */
    .research-grid {
        grid-template-columns: 1fr;
    }
}

/* 针对小屏幕手机的进一步优化 */
@media (max-width: 480px) {
    .stat-item {
        min-width: 100px;
        padding: 10px;
    }
    
    .stat-number {
        font-size: 1.3rem;
    }
    
    .stat-label {
        font-size: 0.8rem;
    }
    
    .overview-text {
        font-size: 0.95rem;
    }
}

/* 首页两栏布局 */
.home-content {
    display: flex;
    gap: 30px;
    padding: var(--spacing-xl) 0;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 15px;
    padding-right: 15px;
}

.home-main {
    flex: 0 0 55%; /* 进一步减少，给右侧更多空间 */
}

.home-sidebar {
    flex: 0 0 45%; /* 进一步增加到45%，让科研动态区域更宽 */
}

/* 科研动态 */
.research-news {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
    padding: 15px 25px; /* 增加左右padding，特别是右边距 */
    margin-bottom: 30px;
}

.research-news h2 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--primary-color);
    padding-right: 15px; /* 添加右内边距，避免文字贴边 */
}

.research-item {
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid #eee;
    display: flex;
    gap: 15px;
}

.research-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.research-item-image {
    flex: 0 0 30%;
    height: 120px;
    overflow: hidden;
    border-radius: 6px;
    background-color: #f0f0f0;
}

.research-item-image img {
    max-height: 100%;
    width: auto;
    height: 100%;
    object-fit: contain;
    object-position: left top;
}

.research-item-content {
    flex: 0 0 70%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.research-item h3 {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-bottom: 8px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

.research-item p {
    color: #666;
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

.research-date {
    color: #999;
    font-size: 0.85rem;
}

/* 侧边栏新闻 */
.sidebar-news {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
    padding: 15px;
}

.sidebar-news h2 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--primary-color);
}

.news-item {
    margin-bottom: 2%;
    padding-bottom: 2%;
    border-bottom: 1px solid #eee;
    transition: all 0.3s ease;
    cursor: pointer;
}

.news-item a {
    display: flex;
    gap: 15px;
    text-decoration: none;
    color: inherit;
}

.news-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.news-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.news-thumbnail {
    flex: 0 0 30%;
    height: 90%;
    overflow: hidden;
    background-color: #f0f0f0;
}

.news-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.news-item:hover .news-thumbnail img {
    transform: scale(1.05);
}

/* 招生海报特殊样式 */
.recruitment-poster {
    position: relative;
    height: 120px !important;
    overflow: hidden;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
}

.recruitment-poster img {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    object-position: top center !important; /* 显示图片上半部分 */
    transition: transform 0.3s ease;
}

.news-content {
    flex: 0 0 70%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.news-content h3 {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-bottom: 8px;
    line-height: 1.4;
}

.news-content p {
    color: #666;
    font-size: 0.85rem;
    line-height: 1.5;
    margin-bottom: 0;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 30px;
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: #003366;
    color: white;
    border-color: #003366;
}

.btn-primary:hover {
    background-color: #0055aa;
    border-color: #0055aa;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* 团队统计数据移动端优化 */
@media (max-width: 768px) {
    .team-stats {
        gap: 15px;
    }
    
    .stat-item {
        min-width: 120px;
        padding: 15px;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    /* 新闻网格移动端优化 */
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    /* 研究成果网格移动端优化 */
    .research-grid {
        grid-template-columns: 1fr;
    }
    
    /* 首页布局移动端优化 */
    .home-content {
        flex-direction: column;
    }
    
    .home-main,
    .home-sidebar {
        flex: 0 0 100%;
    }
}

/* 针对小屏幕手机的进一步优化 */
@media (max-width: 480px) {
    .stat-item {
        min-width: 100px;
        padding: 10px;
    }
    
    .stat-number {
        font-size: 1.3rem;
    }
    
    .stat-label {
        font-size: 0.8rem;
    }
    
    .overview-text {
        font-size: 0.95rem;
    }
}

/* 导航链接加载指示器 */
.nav-list a.loading::after,
.mobile-nav-list a.loading::after {
    content: "";
    display: inline-block;
    width: 12px;
    height: 12px;
    border: 2px solid #fff;
    border-radius: 50%;
    border-top-color: transparent;
    margin-left: 8px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* 更多按钮样式 */
.btn-more {
    background-color: white;
    color: #003366;
    border: 1px solid #003366;
    padding: 6px 12px;
    font-size: 0.8rem;
    border-radius: 15px;
    transition: all 0.3s ease;
    margin-bottom: 20px;
}

.btn-more:hover {
    background-color: #003366;
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.15);
}