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

/* 为三个圆形元素添加鼠标浮动效果 */
.content2-circle, .content2-left, .content2-right {
    position: relative;
    cursor: pointer;
    overflow: visible; /* 确保覆盖层可以显示在外部 */
}

/* 删除hover时的缩放样式 */
/* .content2-circle:hover, .content2-left:hover, .content2-right:hover {
    transform: scale(1.05);
} */

/* 确保弹窗基于中心点定位 */
.content2-info-popup {
    position: absolute;
    width: 450px;
    height: 450px;
    background: rgba(255, 255, 255, 0.75);
    border-radius: 50%;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px;
    z-index: 1000;
    text-align: center;
    /* 确保使用translate(-50%, -50%)将元素基于中心点定位 */
    transform: translate(-50%, -50%);
    /* 确保不会有其他transform影响定位 */
    transform-origin: center center;
}

.content2-info-popup.active {
    display: flex;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.8);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1);
    }
}

.content2-info-popup h3 {
    color: #122a88;
    font-size: 22px;
    margin-bottom: 15px;
    font-weight: bold;
}

.content2-info-popup ul {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.content2-info-popup li {
    font-size: 16px;
    color: #333;
    line-height: 1.6;
    margin-bottom: 8px;
}

.content2-info-popup li:last-child {
    margin-bottom: 0;
}

/* 为每个元素设置不同的边框颜色 */
.content2-circle-popup {
    border: 3px solid #122a88;
}

.content2-left-popup {
    border: 3px solid #0099cc;
}

.content2-right-popup {
    border: 3px solid #122a88;;
}

/* 箭头指示器 - 圆形弹窗不需要箭头 */
.content2-info-popup::after {
    display: none;
}


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

.container {
    width: 100%;
    max-width: 1606px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部导航 */
#header {

    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}

#header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
}

.logo img {
    max-height: 60px;
}

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

.nav li {
    margin-left: 40px;
}

.nav a {
    color: #333;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: color 0.3s;
}

.nav a:hover {
    color: #009688;
}

.mobile-menu-btn {
    display: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 5px 0;
    transition: 0.3s;
}

/* 轮播图 */
#banner {
    margin-top: 0;
    position: relative;
    height: calc(100vh - 100px);
    overflow: hidden;
    padding-top: 100px;
}

@media (max-width: 992px) {
    #banner {
        height: calc(100vh - 100px);
    }
}

@media (max-width: 768px) {
    #banner {
        height: calc(100vh - 100px);
    }
}

@media (max-width: 576px) {
    #banner {
        height: calc(100vh - 100px);
    }
}

.banner-slider {
    width: 100%;
    height: 100%;
}

.banner-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s;
}

.banner-item.active {
    opacity: 1;
}

.banner-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.banner-content {
    position: absolute;
    top: 50%;
    left: 10%;
    transform: translateY(-50%);
    color: #fff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.banner-content h2 {
    font-size: 48px;
    margin-bottom: 20px;
}

.banner-content p {
    font-size: 20px;
    margin-bottom: 30px;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: #009688;
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    font-size: 16px;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #00796b;
}

/* 主要内容区域 */
section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
    color: #333;
    position: relative;
}

.section-title::after {
    content: "";
    display: block;
    width: 80px;
    height: 3px;
    background-color: #009688;
    margin: 15px auto 0;
}

/* 关于飞鹤 */
.about-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.about-text {
    width: 50%;
    padding-right: 50px;
}

.about-text p {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-image {
    width: 50%;
}

.about-image img {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* 产品中心 */
.product-list {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.product-item {
    width: calc(33.33% - 20px);
    margin-bottom: 40px;
    text-align: center;
    transition: transform 0.3s;
}

.product-item:hover {
    transform: translateY(-10px);
}

.product-item img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 20px;
}

.product-item h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: #333;
}

.product-item p {
    font-size: 14px;
    color: #666;
}

/* 品质领"鲜"板块 */
#quality-section {
    background-color: #f9f9f9;
    padding: 60px 0;
    text-align: center;
}

#quality-section .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-title {
    font-size: 28px;
    color: #333;
    margin-bottom: 40px;
    font-weight: 500;
}

.quality-tabs {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-bottom: 30px;
    position: relative;
}

.quality-tab {
    font-size: 18px;
    color: #666;
    position: relative;
    cursor: pointer;
    transition: color 0.3s;
    padding-bottom: 10px;
}

.quality-tab.active {
    color: #009688;
}

.quality-content {
    max-width: 1100px;
    margin: 0 auto;
}

.quality-tab-content {
    display: none;
}

.quality-tab-content.active {
    display: block;
}

.quality-tab-content img {
    width: 100%;
    max-width: 1606px;
    height: auto;
    border-radius: 8px;
    margin-bottom: 20px;
    object-fit: cover;
}

/* 保持1606×515的宽高比容器 */
.quality-content {
    position: relative;
}

/* 文字说明样式 */
.quality-tab-content p {
    font-size: 16px;
    color: #333;
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .quality-tabs {
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .section-title {
        font-size: 24px;
        margin-bottom: 30px;
    }
    
    .quality-tabs {
        gap: 20px;
    }
    
    .quality-tab {
        font-size: 16px;
    }
    
    .quality-tab-content p {
        font-size: 14px;
    }
}

@media (max-width: 576px) {
    .section-title {
        font-size: 20px;
    }
    
    .quality-tabs {
        flex-direction: column;
        gap: 15px;
    }
    
    .quality-tab.active::after {
        left: 50%;
        width: 30px;
        transform: translateX(-50%);
    }
    
    .quality-tab-content img {
        max-height: 200px;
        object-fit: cover;
    }
}

/* 响应式设计 */
@media (max-width: 992px) {
    .nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    #banner {
        height: 500px;
    }
    
    .banner-content h2 {
        font-size: 36px;
    }
    
    .banner-content p {
        font-size: 18px;
    }
    
    .about-content,
    .research-content {
        flex-direction: column;
    }
    
    .about-text,
    .about-image,
    .research-text,
    .research-image {
        width: 100%;
        padding: 0;
        margin-bottom: 30px;
    }
    
    .product-item {
        width: calc(50% - 20px);
    }
    
    .footer-column {
        width: 45%;
    }
}

@media (max-width: 768px) {
    #banner {
        height: 400px;
    }
    
    .banner-content h2 {
        font-size: 28px;
    }
    
    .banner-content p {
        font-size: 16px;
    }
    
    .section-title {
        font-size: 28px;
    }
}

@media (max-width: 576px) {
    #banner {
        height: calc(100vh - 100px);
    }
    
    .banner-content {
        left: 5%;
    }
    
    .banner-content h2 {
        font-size: 24px;
    }
    
    .banner-content p {
        font-size: 14px;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }
    
    .product-item {
        width: 100%;
    }
    
    .honor-item {
        width: 100%;
    }
    
    .footer-column {
        width: 100%;
    }
    
    /* 添加移动端logo宽度控制 */
    .logo img {
        width: 180px;
        max-height: none;
    }
}

/* 轮播指示器 */
.banner-indicators {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
}

.banner-indicators span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: background-color 0.3s;
}

.banner-indicators span.active {
    background-color: #fff;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    #banner {
        height: 500px;
    }
    
    .banner-content h2 {
        font-size: 36px;
    }
    
    .banner-content p {
        font-size: 18px;
    }
    
    .about-content,
    .research-content {
        flex-direction: column;
    }
    
    .about-text,
    .about-image,
    .research-text,
    .research-image {
        width: 100%;
        padding: 0;
        margin-bottom: 30px;
    }
    
    .product-item {
        width: calc(50% - 20px);
    }
    
    .footer-column {
        width: 45%;
    }
}

@media (max-width: 768px) {
    #banner {
        height: 400px;
    }
    
    .banner-content h2 {
        font-size: 28px;
    }
    
    .banner-content p {
        font-size: 16px;
    }
    
    .section-title {
        font-size: 28px;
    }
}

@media (max-width: 576px) {
    #banner {
        height: 300px;
    }
    
    .banner-content {
        left: 5%;
    }
    
    .banner-content h2 {
        font-size: 24px;
    }
    
    .banner-content p {
        font-size: 14px;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }
    
    .product-item {
        width: 100%;
    }
    
    .honor-item {
        width: 100%;
    }
    
    .footer-column {
        width: 100%;
    }
}

/* 轮播指示器 */
.banner-indicators {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
}

.banner-indicators span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: background-color 0.3s;
}

.banner-indicators span.active {
    background-color: #fff;
}

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

#footer .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer-top {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 40px;
}

.footer-column {
    width: 25%;
    padding: 0 15px;
}

.footer-column h3 {
    font-size: 18px;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid #555;
}

.footer-column ul {
    list-style: none;
    padding: 0;
}

.footer-column li {
    margin-bottom: 10px;
}

.footer-column a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-column a:hover {
    color: #009688;
}

.social-icons {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.social-icons a {
    display: inline-block;
    width: 40px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    background-color: #444;
    border-radius: 50%;
    transition: background-color 0.3s;
}

.social-icons a:hover {
    background-color: #009688;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #555;
    color: #999;
    font-size: 14px;
}

/* 移动端导航菜单 */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    height: 100vh;
    background-color: #fff;
    z-index: 1001;
    transition: right 0.3s;
    padding: 50px 30px;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-close {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 24px;
    cursor: pointer;
}

.mobile-menu ul {
    list-style: none;
    padding: 0;
}

.mobile-menu li {
    margin-bottom: 20px;
}

.mobile-menu a {
    color: #333;
    text-decoration: none;
    font-size: 18px;
    display: block;
    padding: 10px 0;
    transition: color 0.3s;
}

.mobile-menu a:hover {
    color: #009688;
}

/* 响应式页脚设计 - 适配不同屏幕尺寸 */
@media (max-width: 992px) {
    .footer-column {
        width: 45%;
        margin-bottom: 30px;
    }
}

@media (max-width: 768px) {
    #footer {
        padding: 40px 0 20px;
    }
    
    .footer-column h3 {
        font-size: 16px;
    }
    
    .footer-column a {
        font-size: 14px;
    }
}

@media (max-width: 576px) {
    .footer-column {
        width: 100%;
        margin-bottom: 25px;
        padding: 0;
    }
    
    /* 隐藏前两个footer-column */
    .footer-column:nth-child(1),
    .footer-column:nth-child(2) {
        display: none;
    }
    
    .footer-top {
        margin-bottom: 20px;
    }
    
    .footer-bottom {
        font-size: 12px;
    }
    
    .mobile-menu {
        width: 90%;
    }
}
/* 内容1板块样式 - 完全重写 */
#content1 {
    padding: 20px 0;
    text-align: center;
    background-color: #f9f9f9;
}

#content1 .container {
    margin: 0 auto;
    padding: 0 20px;
}

.content1-header h2 {
    /* 根据截图调整主标题样式 */
    font-size: 3rem;
    color: #122a88;
    margin-bottom: 30px;
    letter-spacing: 1px;
    font-weight: 700;
}

.content1-tabs {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 40px;
    position: relative;
}

.content1-tabs::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 15%;
    width: 70%;
    height: 1px;
    background-color: #e0e0e0;
}

.content1-tabs span {
    /* 根据截图调整选项卡样式 */
    font-size: 1.8rem;
    color: #666;
    cursor: pointer;
    padding: 10px 0;
    position: relative;
    font-weight: 400;
}

.content1-tabs span.active {
    /* 根据截图调整激活状态选项卡样式 */
    color: #122a88;
    font-weight: 700;
}

.content1-tabs span.active::after {
    content: '';
    position: absolute;
    bottom: -11px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: #122a88;
}

.content1-content {
    margin-top: 50px;
}

/* 图片区域 - 重新设计，解决尺寸问题 */
.content1-image {
    /* 关键点：限制最大宽度，不再突破容器 */
    width: 100%;
    margin: 0 auto 25px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 3px 10px rgba(0,0,0,0.08);
}

.content1-image img {
    width: 100%;
    height: auto;
    display: block;
    /* 设置合适的高度和对象适配方式 */
    object-fit: cover;
}

#content1 p {
    /* 根据截图调整描述文字样式 */
    font-size: 1.8rem;
    color: #122a88;
    line-height: 1.8;
    max-width: 900px;
    margin: 0 auto;
    font-weight: 400;
    letter-spacing: 0.5px;
}

/* 响应式设计优化 */
@media (max-width: 1400px) {
    .content1-image {
        max-width: 1000px;
    }
    .content1-image img {
        max-height: 350px;
    }
}

@media (max-width: 1200px) {
    .content1-header h2 {
        font-size: 32px;
    }
    .content1-tabs span {
        font-size: 18px;
    }
    #content1 p {
        font-size: 17px;
    }
    .content1-image {
        max-width: 900px;
    }
    .content1-image img {
        max-height: 300px;
    }
}

@media (max-width: 992px) {
    .content1-header h2 {
        font-size: 28px;
    }
    .content1-tabs {
        gap: 30px;
    }
    .content1-tabs span {
        font-size: 17px;
    }
    #content1 p {
        font-size: 16px;
    }
    .content1-image {
        max-width: 700px;
    }
}

/* 新增：移动端选项卡不换行样式 */
@media (max-width: 768px) {
    .content1-header h2 {
        font-size: 26px;
    }
    .content1-tabs {
        white-space: nowrap;
        overflow-x: auto;
        justify-content: center;
        padding: 0 10px;
        gap: 20px;
        -webkit-overflow-scrolling: touch;
    }
    .content1-tabs span {
        font-size: 16px;
    }
    #content1 p {
        font-size: 15px;
    }
    
    .content1-tabs::-webkit-scrollbar {
        display: none; /* 隐藏滚动条但保留滚动功能 */
    }
    
    .content1-tabs {
        -ms-overflow-style: none;  /* IE和Edge */
        scrollbar-width: none;  /* Firefox */
    }
    
    .content1-tabs::after {
        left: 10px;
        width: calc(100% - 20px);
    }
}

/* 修改：确保在所有移动端尺寸都不换行且居中 */
@media (max-width: 576px) {
    #content1 {
        padding: 25px 0 35px;
        background-color: #ffffff;
        border-radius: 16px;
        margin: 20px;
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    }
    
    #content1 .container {
        padding: 0 15px;
    }
    
    .content1-header h2 {
        font-size: 22px;
        color: #122a88;
        margin-bottom: 20px;
        font-weight: 700;
        letter-spacing: 0.5px;
    }
    
    /* 改进标签样式 */
    .content1-tabs {
        background-color: #ddeaf7;
        border-radius: 12px;
        padding: 8px;
        margin-bottom: 25px;
        overflow: visible;
        white-space: nowrap;
        display: flex;
        justify-content: space-between;
        gap: 8px;
    }
    
    .content1-tabs span {
        flex: 1;
        font-size: 14px;
        color: #666;
        padding: 10px 8px;
        border-radius: 8px;
        transition: all 0.3s ease;
        background-color: transparent;
        font-weight: 500;
    }
    
    .content1-tabs span.active {
        background-color: #122a88;
        color: white;
        font-weight: 600;
        transform: translateY(-1px);
        box-shadow: 0 3px 8px rgba(0, 122, 255, 0.2);
    }
    
    /* 移除下划线相关样式 */
    .content1-tabs::after {
        display: none;
    }
    
    .content1-tabs span::after {
        display: none;
    }
    
    .content1-tabs span.active::after {
        display: none;
    }
    
    /* 美化内容区域 */
    .content1-content {
        margin-top: 0;
    }
    
    .content1-tab-content.active {
        animation: fadeIn 0.5s ease-in-out;
    }
    
    /* 美化图片显示 */
    .content1-image {
        width: calc(100% + 30px);
        margin: 0 -15px 20px;
        border-radius: 12px;
        overflow: hidden; /* 隐藏溢出部分 */
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        height: 280px; /* 增加高度以放大图片 */
        position: relative;
    }
    
    .content1-image img {
        width: 100%;
        height: 100%; /* 充满容器高度 */
        object-fit: cover; /* 保持比例并覆盖整个容器，溢出部分被隐藏 */
        display: block;
        transform: scale(1); /* 可以适当放大图片 */
    }
    
    /* 美化文字样式 */
    #content1 p {
        font-size: 15px;
        color: #333;
        line-height: 1.6;
        padding: 0 10px;
        margin: 0;
        font-weight: 400;
        background-color: #ddeaf7;
        padding: 15px;
        border-radius: 10px;
        margin-top: 15px;
    }
    
    /* 优化动画效果 */
    @keyframes fadeIn {
        from {
            opacity: 0;
            transform: translateY(10px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
}

/* 内容1板块 - 选项卡内容区域样式 */
.content1-tab-content {
    display: none; /* 默认隐藏所有内容 */
}

.content1-tab-content.active {
    display: block; /* 只显示激活状态的内容 */
    animation: fadeIn 0.5s ease-in-out; /* 添加淡入动画效果 */
}

/* 淡入动画效果 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 内容2板块样式 */
#content2 {
    padding: 100px 0;
    position: relative;
    overflow: hidden;
    /* 只保留bg1.jpg作为背景 */
    background-image: url('../images/bg1.jpg');
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
    min-height: 100vh; /* 确保至少占满整个视口高度 */
    background-attachment: scroll; /* 改用滚动方式，避免固定定位的兼容性问题 */
}

/* 使用伪元素实现bg2.png的逆时针旋转 */
#content2::before {
    content: "";
    position: absolute;
    left: 460px; /* 保持原有的水平位置 */
    top: 390px; /* 保持原有的垂直位置 */
    width: 32%; /* 保持与原背景相同的大小 */
    height: 32%;
    background-image: url('../images/bg2.png');
    background-size: contain;
    background-repeat: no-repeat;
    transform: rotate(-15deg); /* 逆时针旋转13度 */
    z-index: 1; /* 确保显示在bg1.jpg上层 */
    opacity: 0.8; /* 可选：调整透明度 */
}

/* 使用伪元素实现bg3.png的位置调整和旋转 */
#content2::after {
    content: "";
    position: absolute;
    right: 150px; /* 向左移动440px */
    top: 430px; /* 向上移动370px */
    width: 32%; /* 保持与原背景相同的大小 */
    height: 32%;
    background-image: url('../images/bg3.png');
    background-size: contain;
    background-repeat: no-repeat;
    transform: rotate(10deg); /* 顺时针旋转13度 */
    z-index: 1; /* 确保显示在bg1.jpg上层 */
    opacity: 0.8; /* 可选：调整透明度 */
}

@media screen and (min-width: 1601px) and (max-width: 1681px) {
    #content2::before {
    content: "";
    position: absolute;
    left: 350px; /* 保持原有的水平位置 */
    top: 400px; /* 保持原有的垂直位置 */
    width: 32%; /* 保持与原背景相同的大小 */
    height: 32%;
    background-image: url('../images/bg2.png');
    background-size: contain;
    background-repeat: no-repeat;
    transform: rotate(-16deg); /* 逆时针旋转13度 */
    z-index: 1; /* 确保显示在bg1.jpg上层 */
    opacity: 0.8; /* 可选：调整透明度 */
    }

    /* 使用伪元素实现bg3.png的位置调整和旋转 */
    #content2::after {
        content: "";
        position: absolute;
        right: 100px; /* 向左移动440px */
        top: 420px; /* 向上移动370px */
        width: 32%; /* 保持与原背景相同的大小 */
        height: 32%;
        background-image: url('../images/bg3.png');
        background-size: contain;
        background-repeat: no-repeat;
        transform: rotate(8deg); /* 顺时针旋转13度 */
        z-index: 1; /* 确保显示在bg1.jpg上层 */
        opacity: 0.8; /* 可选：调整透明度 */
    }
    
    }
@media screen and (min-width: 1441px) and (max-width: 1600px) {
    #content2::before {
    content: "";
    position: absolute;
    left: 315px; /* 保持原有的水平位置 */
    top: 395px; /* 保持原有的垂直位置 */
    width: 32%; /* 保持与原背景相同的大小 */
    height: 32%;
    background-image: url('../images/bg2.png');
    background-size: contain;
    background-repeat: no-repeat;
    transform: rotate(-16deg); /* 逆时针旋转13度 */
    z-index: 1; /* 确保显示在bg1.jpg上层 */
    opacity: 0.8; /* 可选：调整透明度 */
    }

    /* 使用伪元素实现bg3.png的位置调整和旋转 */
    #content2::after {
        content: "";
        position: absolute;
        right: 80px; /* 向左移动440px */
        top: 410px; /* 向上移动370px */
        width: 32%; /* 保持与原背景相同的大小 */
        height: 32%;
        background-image: url('../images/bg3.png');
        background-size: contain;
        background-repeat: no-repeat;
        transform: rotate(8deg); /* 顺时针旋转13度 */
        z-index: 1; /* 确保显示在bg1.jpg上层 */
        opacity: 0.8; /* 可选：调整透明度 */
    }
    
    }
@media screen and (min-width: 1360px) and (max-width: 1440px) {
    #content2::before {
    content: "";
    position: absolute;
    left: 235px; /* 保持原有的水平位置 */
    top: 390px; /* 保持原有的垂直位置 */
    width: 32%; /* 保持与原背景相同的大小 */
    height: 32%;
    background-image: url('../images/bg2.png');
    background-size: contain;
    background-repeat: no-repeat;
    transform: rotate(-13deg); /* 逆时针旋转13度 */
    z-index: 1; /* 确保显示在bg1.jpg上层 */
    opacity: 0.8; /* 可选：调整透明度 */
    }

    /* 使用伪元素实现bg3.png的位置调整和旋转 */
    #content2::after {
        content: "";
        position: absolute;
        right: 60px; /* 向左移动440px */
        top: 400px; /* 向上移动370px */
        width: 32%; /* 保持与原背景相同的大小 */
        height: 32%;
        background-image: url('../images/bg3.png');
        background-size: contain;
        background-repeat: no-repeat;
        transform: rotate(8deg); /* 顺时针旋转13度 */
        z-index: 1; /* 确保显示在bg1.jpg上层 */
        opacity: 0.8; /* 可选：调整透明度 */
    }
    
    }
@media screen and (min-width: 1153px) and (max-width: 1359px) {
    #content2::before {
    content: "";
    position: absolute;
    left: 160px; /* 保持原有的水平位置 */
    top: 410px; /* 保持原有的垂直位置 */
    width: 32%; /* 保持与原背景相同的大小 */
    height: 32%;
    background-image: url('../images/bg2.png');
    background-size: contain;
    background-repeat: no-repeat;
    transform: rotate(-13deg); /* 逆时针旋转13度 */
    z-index: 1; /* 确保显示在bg1.jpg上层 */
    opacity: 0.8; /* 可选：调整透明度 */
    }

    /* 使用伪元素实现bg3.png的位置调整和旋转 */
    #content2::after {
        content: "";
        position: absolute;
        right: 40px; /* 向左移动440px */
        top: 410px; /* 向上移动370px */
        width: 30%; /* 保持与原背景相同的大小 */
        height: 30%;
        background-image: url('../images/bg3.png');
        background-size: contain;
        background-repeat: no-repeat;
        transform: rotate(8deg); /* 顺时针旋转13度 */
        z-index: 1; /* 确保显示在bg1.jpg上层 */
        opacity: 0.8; /* 可选：调整透明度 */
    }
    
    }
@media screen and (min-width: 993px) and (max-width: 1152px) {
    #content2::before {
    content: "";
    position: absolute;
    left: 240px; /* 保持原有的水平位置 */
    top: 380px; /* 保持原有的垂直位置 */
    width: 32%; /* 保持与原背景相同的大小 */
    height: 32%;
    background-image: url('../images/bg2.png');
    background-size: contain;
    background-repeat: no-repeat;
    transform: rotate(-11deg); /* 逆时针旋转13度 */
    z-index: 1; /* 确保显示在bg1.jpg上层 */
    opacity: 0.8; /* 可选：调整透明度 */
    }

    /* 使用伪元素实现bg3.png的位置调整和旋转 */
    #content2::after {
        content: "";
        position: absolute;
        right: 70px; /* 向左移动440px */
        top: 360px; /* 向上移动370px */
        width: 32%; /* 保持与原背景相同的大小 */
        height: 32%;
        background-image: url('../images/bg3.png');
        background-size: contain;
        background-repeat: no-repeat;
        transform: rotate(1deg); /* 顺时针旋转13度 */
        z-index: 1; /* 确保显示在bg1.jpg上层 */
        opacity: 0.8; /* 可选：调整透明度 */
    }
    
    }





.content2-header {
    text-align: center;
    margin-bottom: 80px;
}

.content2-header h2 {
    font-size: 36px;
    color: #122a88;
    margin-bottom: 20px;
    letter-spacing: 1px;
    font-weight: 700;
}

.content2-header p {
    font-size: 18px;
    color: #666;
    line-height: 1.8;
}

.content2-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    margin-bottom: 60px;
}

/* 中心圆形区域 */
.content2-circle {
    position: relative;
    width: 400px;
    height: 400px;
    z-index: 2;
}

.content2-circle-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.8;
    animation: rotate 20s linear infinite;
}

.content2-circle-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}



.content2-circle-text {
    font-size: 20px;
    color: #122a88;
    font-weight: 600;
}

/* 左右两侧区域 */
.content2-left,
.content2-right {
    position: relative;

    display: flex;
    align-items: center;
    justify-content: center;
}

/* 将12.gif下移130px */
.content2-left {
    transform: translateY(130px);
}

/* 为.content2-right添加更高的z-index，确保13.gif显示在bg3.png上层 */
.content2-right {
    z-index: 2;
}

/* 确保左侧区域的背景图正确显示 */
.content2-left-bg {
    position: absolute;

    background-image: url('../images/bg1.jpg');
    background-size: cover;
    background-position: center;
    opacity: 0.8;
    z-index: 1;
}

/* 保留右侧区域的背景图 */
.content2-right-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.8;
}

.content2-left-content,
.content2-right-content {
    position: relative;
    text-align: center;
}

.content2-left-text,
.content2-right-text {
    font-size: 18px;
    color: #122a88;
    font-weight: 600;
    margin-top: 10px;
}



/* 成果展示 */
.content2-achievements {
    background-color: rgba(0, 122, 255, 0.05);
    padding: 30px;
    border-radius: 10px;
    max-width: 900px;
    margin: 0 auto;
}

.content2-achievements-list {
    list-style: none;
}

.content2-achievements-list li {
    font-size: 16px;
    color: #333;
    line-height: 1.8;
    margin-bottom: 15px;
    padding-left: 10px;
}

.content2-achievements-list li:last-child {
    margin-bottom: 0;
}

/* 旋转动画 */
@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* 为GIF图片设置特定尺寸 */
.content2-circle-center .content2-gif {
    /* 11.gif的尺寸设置为300px */
    width: 300px;
    height: 300px;
    margin-bottom: 15px;
}

.content2-left-content .content2-gif {
    /* 12.gif的尺寸设置为400px */
    width: 400px;
    height: 400px;
    margin-bottom: 15px;
}

.content2-right-content .content2-gif {
    /* 13.gif的尺寸设置为300px */
    width: 300px;
    height: 300px;
    margin-bottom: 15px;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .content2-circle {
        width: 350px;
        height: 350px;
    }
    
    .content2-left,
    .content2-right {
        width: 200px;
        height: 200px;
    }
    
    .content2-circle-center .content2-gif,
    .content2-right-content .content2-gif {
        width: 200px;
        height: 200px;
    }
    
    .content2-left-content .content2-gif {
        width: 250px;
        height: 250px;
    }
}

@media (max-width: 992px) {
    .content2-content {
        flex-direction: column;
        gap: 40px;
    }
    
    /* 隐藏bg2.png和bg3.png */
    #content2::before,
    #content2::after {
        display: none;
    }
    .content2-left {
    transform: translateY(0px);
    margin-top: 80px;
    }

    .content2-right-content {
    margin-top: 80px;
    transform: translateY(80px);
    }

    .content2-circle {
        width: 300px;
        height: 300px;
    }
    
    .content2-left,
    .content2-right {
        width: 180px;
        height: 180px;
    }
    
    .content2-header h2 {
        font-size: 32px;
    }
    
    .content2-header p {
        font-size: 16px;
    }
    
    .content2-content::before {
        display: none;
    }
}

@media (max-width: 768px) {
    #content2 {
        padding: 80px 0;
        background-attachment: scroll;
    }
    
    .content2-header {
        margin-bottom: 60px;
    }
    
    .content2-header h2 {
        font-size: 28px;
    }
    
    .content2-header p {
        font-size: 15px;
    }
    
    .content2-circle {
        width: 250px;
        height: 250px;
    }
    
    .content2-gif {
        width: 80px;
        height: 80px;
    }
    
    .content2-circle-text,
    .content2-left-text,
    .content2-right-text {
        font-size: 16px;
    }
    
    .content2-achievements-list li {
        font-size: 15px;
    }
}

@media (max-width: 576px) {
    #content2 {
        padding: 20px 0;
    }
    
    .content2-header {
        margin-bottom: 40px;
    }
    
    .content2-header h2 {
        font-size: 24px;
    }
    
    .content2-header p {
        font-size: 14px;
    }
    
    .content2-circle {
        width: 200px;
        height: 200px;
    }
    
    .content2-left,
    .content2-right {
        width: 150px;
        height: 150px;
    }
    
    .content2-gif {
        width: 60px;
        height: 60px;
    }
    
    .content2-circle-text,
    .content2-left-text,
    .content2-right-text {
        font-size: 14px;
    }
    
    .content2-achievements {
        padding: 20px;
    }
    
    .content2-achievements-list li {
        font-size: 14px;
        line-height: 1.6;
    }
}



#content3 {
    background-image: url('../images/bg31.jpg');
    background-size: cover;
    background-position: center;
    height: 1200px;
    display: flex;
    align-items: center;
    
}

.content3-header {
    text-align: center;
    margin-bottom: 60px;
}

.content3-header h2 {
    font-size: 36px;
    color: #122a88;
    margin-bottom: 15px;
}

.content3-header p {
    font-size: 18px;
    color: #666;
}

.content3-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    min-height: 500px;
}

.content3-info {
    min-width: 600px;
    max-width: 800px;
}

.content3-tabs {
    margin-bottom: 30px;
    text-align: center;
}

.content3-tab {
    background-color: #ddd;
    color: #333;
    border: none;
    padding: 12px 24px;
    margin-right: 15px;
    cursor: pointer;
    border-radius: 5px;
    font-size: 16px;
    transition: all 0.3s ease;
}

.content3-tab.active {
    background-color: #1a68b3;
    color: white;
}

.content3-tab:last-child {
    margin-right: 0;
}

.content3-tab-content {
    display: none;
    background-color: rgba(255, 255, 255, 0.9);
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.content3-tab-content.active {
    display: block;
}

.content3-tab-content p {
    line-height: 1.8;
    color: #333;
    font-size: 16px;
    margin-bottom: 20px;
}

.content3-tab-content p:last-child {
    margin-bottom: 0;
}

/* 移动端响应式样式 */
@media (max-width: 768px) {
    #content3 {
        height: auto;
        min-height: 800px;
        padding: 60px 0;
    }
    
    .content3-info {
        min-width: auto;
        max-width: 100%;
    }
    
    .content3-header h2 {
        font-size: 28px;
    }
    
    .content3-header p {
        font-size: 16px;
    }
    
    .content3-tab {
        padding: 10px 20px;
        font-size: 14px;
        margin-right: 10px;
    }
    
    .content3-tab-content {
        padding: 30px 20px;
    }
    
    .content3-tab-content p {
        font-size: 14px;
    }
}

@media (max-width: 576px) {
    .content3-tabs {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .content3-tab {
        margin-right: 0;
        margin-bottom: 10px;
        width: 200px;
    }
    
    .content3-tab:last-child {
        margin-bottom: 0;
    }
}

/* 内容4板块样式 */
#content4 {
    padding: 80px 0;
    text-align: center;
    background-color: #fff;
}

.content4-header {
    margin-bottom: 40px;
}

.content4-header h2 {
    font-size: 36px;
    color: #122a88;
    margin-bottom: 15px;
}

.content4-header p {
    font-size: 18px;
    color: #666;
}

.content4-content {
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* 复用content1-image样式，确保图片宽度相同 */
.content4-content .content1-image {
    margin-bottom: 30px;
}




/* 响应式设计 */
@media (max-width: 1400px) {
    .content4-header h2 {
        font-size: 32px;
    }
    
}

@media (max-width: 1200px) {
    .content4-header h2 {
        font-size: 30px;
    }
    .content4-header p {
        font-size: 17px;
    }
    
}

@media (max-width: 992px) {
    #content4 {
        padding: 60px 0;
    }
    .content4-header h2 {
        font-size: 28px;
    }
    .content4-header p {
        font-size: 16px;
    }
    
}

@media (max-width: 768px) {
    .content4-header h2 {
        font-size: 26px;
    }
    
}

@media (max-width: 576px) {
    .content4-header h2 {
        font-size: 24px;
    }
    .content4-header p {
        font-size: 15px;
    }
    
}

/* 内容5板块样式 - 完全参照目标效果实现 */
#content5 {
    background-image: url('../images/bg52.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    width: 100%;
    height: 0;
    padding-bottom: 57.7%; /* 保持宽高比57.7% */
    position: relative;
    overflow: hidden;
}

.starCon {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    padding: 40px 20px;
    box-sizing: border-box;
}

.star-header {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    z-index: 2;
    width: 100%;
}

.star-header h2 {
    font-size: 36px;
    color: #122a88;
    margin-bottom: 10px;
    font-weight: bold;
}

.star-header p {
    font-size: 16px;
    color: #122a88;
    margin: 0;
}

.star-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
}



.star-item {
    position: absolute;
    z-index: 1;
}

.item-content {
    max-width: 220px;
}

.item-content h3 {
    font-size: 22px;
    color: #00479d;
    margin-bottom: 10px;
    font-weight: bold;
    display: flex;
    align-items: center;
}

.item-content h3:before {
    content: "●";
    color: #00479d;
    margin-right: 10px;
    font-size: 12px;
}

.item-content p {
    font-size: 16px;
    color: #122a88;
    line-height: 1.6;
    margin: 0;
    padding-left: 22px;
}

/* 定位五个文本项 */
.star-item.item1 {
    top: 30%;
    left: 15%;
}

.star-item.item2 {
    bottom: 15%;
    left: 15%;
}

.star-item.item3 {
    bottom: 4%;
    left: 50%;
    transform: translateX(-50%);
}

.star-item.item4 {
    bottom: 15%;
    right: 15%;
}

.star-item.item5 {
    top: 30%;
    right: 13%;
}

/* 响应式设计 */
@media (max-width: 1500px) {
 .star-center img {
        width: 1040px; /* 保持30%的宽度比例 */
    }
}
@media (max-width: 1200px) {
    .star-header h2 {
        font-size: 32px;
    }
    
   
    
    .item-content {
        max-width: 180px;
    }
    
    .item-content h3 {
        font-size: 16px;
    }
    
    .item-content p {
        font-size: 13px;
    }
    
    .star-item.item1 {
        left: 10%;
    }
    
    .star-item.item5 {
        right: 10%;
    }
    
    .star-center img {
        width: 1020px; /* 保持30%的宽度比例 */
    }
}

@media (max-width: 992px) {
   
    
    .item-content {
        max-width: 160px;
    }
    
    .item-content p {
        font-size: 12px;
    }
    
    .star-center img {
        width: 830px; /* 保持30%的宽度比例 */
    }
}

@media (max-width: 768px) {
    .star-header h2 {
        font-size: 28px;
    }
    
    .star-header p {
        font-size: 14px;
    }
    
  
    
    .item-content {
        max-width: 140px;
    }
    
    .item-content h3 {
        font-size: 14px;
    }
    
    .item-content p {
        font-size: 11px;
    }
    
    .star-item.item1 {
        top: 30%;
        left: 3%;
    }
     
    
    .star-item.item2 {
        bottom: 15%;
        left: 3%;
    }
    
    .star-item.item4 {
        bottom: 15%;
        right: 3%;
    }
    
    .star-item.item5 {
        top: 30%;
        right: 3%;
    }
    
    .star-center img {
        width: 600px; /* 在平板上进一步增大比例 */
    }
}

@media (max-width: 576px) {
    .star-header h2 {
        font-size: 24px;
    }
    
 
    
    .item-content {
        max-width: 120px;
    }
    
    .item-content h3 {
        font-size: 13px;
    }
    
    .item-content p {
        font-size: 10px;
    }
    .star-item.item2 {
        bottom: 3%;
        left: 3%;
    }
    .star-item.item4 {
        bottom: 3%;
        right: 3%;
    }
    .star-item.item3 {
        bottom: 1%;
    }
    
    .star-center img {
        width: 350px; /* 在手机上增大到50%以保证可见性 */
    }
}
.star-center img {

    height: auto;
}

/* Content6 Styles */
#content6 {
    background-image: url('../images/bg61.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    height: 910px; /* 在1920*1080分辨率下的高度 */
    display: flex;
    align-items: center;
    padding: 0;
    position: relative;
}

/* 新增：设置标题样式和位置 */
.section-title {
    position: absolute;
    top: 40px; /* 距离顶部的距离 */
    left: 50%;
    transform: translateX(-50%);
    font-size: 36px;
    color: #00479d;
    font-weight: bold;
    text-align: center;
    margin: 0;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3); /* 添加文字阴影增强可读性 */
}

/* 调整wrapper的padding-top，避免内容被标题遮挡 */
.content6-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    width: 100%;
    padding-top: 80px; /* 为标题留出空间 */
}

/* 移除原来text-section中的h2样式，因为标题已经移出 */
.text-section {
    flex: 1;
    position: relative;
    background-color: rgba(255, 255, 255, 0.95);
    padding: 40px;
    border-radius: 8px;
}

.text-content {
    display: none;
    animation: fadeIn 0.5s ease-in-out;
}

.text-content.active {
    display: block;
}

.text-title {
    font-size: 24px;
    color: #00479d;
    margin-bottom: 20px;
    position: relative;
    padding-left: 20px;
}

.text-title::before {
    content: "●";
    position: absolute;
    left: 0;
    color: #122a88;
    font-size: 16px;
}

.text-desc {
    font-size: 16px;
    color: #666;
    line-height: 1.8;
}

/* 右侧图片区域 */
.image-section {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.image-item {
    position: relative;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.image-item:hover,
.image-item.active {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.image-item img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
}

.image-item:hover img,
.image-item.active img {
    transform: scale(1.05);
}

.image-item p {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 71, 157, 0.8);
    color: white;
    text-align: center;
    padding: 15px;
    margin: 0;
    font-size: 16px;
    transition: background-color 0.3s ease;
}

.image-item:hover p,
.image-item.active p {
    background: rgba(0, 71, 157, 0.9);
}

/* 动画效果 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .section-title {
        font-size: 32px;
        top: 30px;
    }
    
    .content6-wrapper {
        gap: 30px;
        padding-top: 70px;
    }
    
    .text-title {
        font-size: 22px;
    }
    
    .text-desc {
        font-size: 15px;
    }
}

@media (max-width: 992px) {
    .section-title {
        font-size: 32px;
        top: 30px;
    }
    
    .content6-wrapper {
        padding-top: 70px;
    }
}

@media (max-width: 768px) {
    .section-title {
        font-size: 28px;
        top: 20px;
    }
    
    .content6-wrapper {
        padding-top: 60px;
    }
}

@media (max-width: 576px) {
    .section-title {
        font-size: 24px;
        top: 15px;
    }
    
    .content6-wrapper {
        padding-top: 50px;
    }
}

@media (max-width: 992px) {
    #content6 {
        height: auto;
        padding: 60px 0;
    }
    
    .content6-wrapper {
        flex-direction: column;
        gap: 40px;
    }
    
    .text-section h2 {
        text-align: center;
    }
    
    .image-section {
        width: 100%;
        max-width: 600px;
    }
}

@media (max-width: 768px) {
    .text-section h2 {
        font-size: 28px;
    }
    
    .text-title {
        font-size: 20px;
    }
    
    .image-item p {
        font-size: 14px;
        padding: 12px;
    }
}

@media (max-width: 576px) {
    .text-section h2 {
        font-size: 24px;
    }
    
    .text-title {
        font-size: 18px;
    }
    
    .text-desc {
        font-size: 14px;
    }
    
    .image-section {
        gap: 15px;
    }
    
    .image-item p {
        font-size: 12px;
        padding: 10px;
    }
}


.content2-info-popup {
    /* 现有样式保持不变 */
    transition: transform 0.3s ease-out;
    transform-origin: center center;
}

/* 移动端隐藏content2板块 */
@media (max-width: 768px) {
    #content2 {
        display: none;
    }
}