/* 博达站群 - 样式修复文件 */

/* 确保Swiper在所有设备上正确显示 */
.swiper {
    overflow: hidden;
    list-style: none;
    padding: 0;
    z-index: 1;
}

.swiper-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    z-index: 1;
    display: flex;
    transition-property: transform;
    box-sizing: content-box;
}

.swiper-slide {
    flex-shrink: 0;
    width: 100%;
    height: 100%;
    position: relative;
    transition-property: transform;
}

/* 修复可能的z-index问题 */
.banner {
    z-index: 1;
}

.banner .swiper-pagination {
    z-index: 10;
    position: absolute;
}

.banner .swiper-button-prev,
.banner .swiper-button-next {
    z-index: 10;
    position: absolute;
}

/* 确保轮播图片正确加载 */
.slide-bg {
    background-attachment: scroll;
    will-change: transform;
}

/* 修复可能的显示问题 */
.banner-content {
    pointer-events: none;
}

.banner-content * {
    pointer-events: auto;
}

/* 确保在旧版浏览器中正确显示 */
.banner-swiper {
    -webkit-overflow-scrolling: touch;
}

/* 修复可能的字体问题 */
.banner-text h1,
.banner-text p {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 确保动画平滑 */
* {
    -webkit-backface-visibility: hidden;
    -moz-backface-visibility: hidden;
    -ms-backface-visibility: hidden;
    backface-visibility: hidden;
}

/* 修复可能的滚动条问题 */
body {
    overflow-x: hidden;
}

/* 确保轮播图在IE中正确显示 */
.slide-bg {
    background-size: cover;
    -ms-background-size: cover;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
}

/* 移动端导航修复 */
/* 强制确保移动端导航在最顶层 */
.mobile-nav-overlay {
    z-index: 99999 !important;
    position: fixed !important;
}

.mobile-nav-container {
    z-index: 100000 !important;
    position: fixed !important;
    top: 0 !important;
}

/* 修复在某些浏览器中的显示问题 */
.mobile-nav-overlay.active {
    display: block !important;
}

.mobile-nav-container * {
    box-sizing: border-box;
}

/* 确保移动端导航不被其他元素遮挡 */
.head {
    z-index: 1000;
}

.banner {
    z-index: 1;
}

/* 修复移动端导航的触摸滚动 */
.mobile-nav-content {
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
}

/* 防止移动端导航背景穿透 */
body.nav-open {
    position: fixed !important;
    width: 100% !important;
    overflow: hidden !important;
}

/* 修复小屏幕设备显示问题 */
@media (max-width: 414px) {
    .mobile-nav-container {
        width: 90% !important;
        max-width: 300px !important;
        right: -90% !important;
    }
}

/* 修复iPhone SE等超小屏幕 */
@media (max-width: 320px) {
    .mobile-nav-container {
        width: 280px !important;
        right: -280px !important;
    }
    
    .mobile-nav-link {
        padding: 10px 15px !important;
    }
    
    .mobile-nav-text {
        font-size: 13px !important;
    }
}

/* ==================== 全新导航下拉菜单 ==================== */
/* 使用dropdown-menu类，与旧的nav-more完全无关 */

/* 修复导航容器的overflow限制 */
.nav-wrapper {
    overflow: visible !important;
}

/* 确保在所有页面中蓝色线条默认隐藏 */
body .dropdown-menu a::before {
    content: '' !important;
    position: absolute !important;
    left: 0 !important;
    top: 0 !important;
    bottom: 0 !important;
    width: 3px !important;
    background: #1e88e5 !important;
    transform: scaleY(0) !important;
    transition: all 0.3s ease !important;
    opacity: 0 !important;
    visibility: hidden !important;
}

body .dropdown-menu a:hover::before {
    transform: scaleY(1) !important;
    opacity: 1 !important;
    visibility: visible !important;
}

/* 导航项基础定位 */
.nav li {
    position: relative;
}

/* 下拉菜单基础样式 */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: white;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    min-width: 180px;
    padding: 10px 0;
    z-index: 999999;
    border-top: 3px solid #1e88e5;
    
    /* 初始隐藏状态 */
    opacity: 0;
    visibility: hidden;
    transform: translateX(-50%) translateY(-10px);
    transition: all 0.2s ease;
}

/* 悬停时显示下拉菜单 */
.nav li:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

/* 下拉菜单链接样式 */
.dropdown-menu a {
    display: block !important;
    padding: 12px 20px !important;
    color: #555 !important;
    text-decoration: none !important;
    font-size: 14px !important;
    font-weight: 400 !important;
    transition: all 0.3s ease !important;
    background: transparent !important;
    border-bottom: 1px solid #f0f0f0 !important;
    position: relative !important;
}

.dropdown-menu a:last-child {
    border-bottom: none !important;
}

.dropdown-menu a:hover {
    background: linear-gradient(90deg, #f8f9ff 0%, #f0f4ff 100%) !important;
    color: #1e88e5 !important;
    padding-left: 24px !important;
    transform: translateX(2px) !important;
}

/* 重复规则已移除，使用上面更强制的版本 */

/* 一级菜单悬停高亮 */
.nav li:hover > a {
    color: #1e88e5;
}


.nav li:hover:has(.dropdown-menu) > a::after {
    /* color: #1e88e5; */
    transform: translateY(-1px);
}
.nav li.active a::after{
   background:#fff;
}

/* ==================== 研究院核心任务样式 ==================== */
/* 为首页的核心任务部分设计全新的卡片式布局 */

.core-mission-section {
    padding: 40px 0;
    background: linear-gradient(135deg, #f8fafe 0%, #ffffff 50%, #f3f7fc 100%);
    position: relative;
}

.core-mission-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23e1e8f0" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
    pointer-events: none;
}

.mission-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    margin-top: 30px;
    position: relative;
    z-index: 1;
}

.mission-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(30, 136, 229, 0.1);
    transition: all 0.4s ease;
    position: relative;
    border: 2px solid transparent;
    height: auto;
}

.mission-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(30, 136, 229, 0.2);
    border-color: #1e88e5;
}

.mission-image {
    position: relative;
    height: 160px;
    overflow: hidden;
    width: 100%;
}

.mission-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.mission-card:hover .mission-image img {
    transform: scale(1.05);
}

.mission-overlay {
    position: absolute;
    top: 8px;
    right: 8px;
    background: linear-gradient(135deg, #1e88e5, #1976d2);
    border-radius: 50%;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(30, 136, 229, 0.3);
}

.mission-number {
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.mission-content {
    padding: 12px 10px;
}

.mission-content h3 {
    font-size: 18px;
    color: #1e88e5;
    margin-bottom: 8px;
    font-weight: 600;
    position: relative;
    text-align: center;
}

.mission-content h3::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 2px;
    background: linear-gradient(90deg, #1e88e5, #42a5f5);
    border-radius: 2px;
}

.mission-content p {
    color: #666;
    line-height: 1.4;
    font-size: 13px;
    margin-bottom: 10px;
    text-align: center;
}

.mission-features {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 8px;
    justify-content: center;
}

.feature-tag {
    background: linear-gradient(135deg, #e3f2fd, #f3f8ff);
    color: #1e88e5;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    border: 1px solid #bbdefb;
    transition: all 0.3s ease;
}

.mission-card:hover .feature-tag {
    background: linear-gradient(135deg, #1e88e5, #42a5f5);
    color: white;
    transform: translateY(-2px);
}

/* 响应式适配 */
@media (max-width: 1024px) {
    .mission-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
}

@media (max-width: 768px) {
    .core-mission-section {
        padding: 30px 0;
    }
    
    .mission-grid {
        grid-template-columns: 1fr;
        gap: 15px;
        margin-top: 30px;
    }
    
    .mission-card {
        border-radius: 10px;
    }
    
    .mission-image {
        height: 130px;
    }
    
    .mission-content {
        padding: 12px 10px;
    }
    
    .mission-content h3 {
        font-size: 16px;
    }
    
    .mission-overlay {
        width: 25px;
        height: 25px;
        top: 6px;
        right: 6px;
    }
    
    .mission-number {
        font-size: 11px;
    }
}

@media (max-width: 480px) {
    .core-mission-section {
        padding: 25px 0;
    }
    
    .mission-features {
        justify-content: center;
        margin-top: 6px;
    }
    
    .feature-tag {
        font-size: 10px;
        padding: 4px 8px;
    }
    
    .mission-image {
        height: 100px;
    }
    
    .mission-content {
        padding: 10px 8px;
    }
}

/* ==================== SecondMenu页面移动端优化 ==================== */
/* 移动端内容区域布局优化 */
@media (max-width: 768px) {
    /* 二级菜单页面内容区域优化 */
    .main-content .content-layout {
        display: flex !important;
        flex-direction: column !important;
        gap: 20px !important;
    }
    
    /* 侧边栏在移动端的优化 */
    .main-content .sidebar {
        order: -1 !important;
        position: static !important;
        width: 100% !important;
        min-height: auto !important;
        margin-bottom: 20px !important;
    }
    
    .main-content .sidebar-nav {
        min-height: auto !important;
        padding: 10px 0 !important;
    }
    
    .main-content .nav-list {
        display: flex !important;
        flex-wrap: wrap !important;
        gap: 8px !important;
        padding: 10px !important;
        justify-content: center !important;
    }
    
    .main-content .nav-item {
        margin: 0 !important;
        flex: 0 0 auto !important;
        min-width: 80px !important;
    }
    
    .main-content .nav-link {
        padding: 12px 16px !important;
        font-size: 14px !important;
        border-radius: 20px !important;
        text-align: center !important;
        white-space: nowrap !important;
    }
    
    .main-content .nav-item.active .nav-link {
        background: #1e88e5 !important;
        color: #fff !important;
        transform: none !important;
        border-left: none !important;
    }
    
    /* 主内容区域移动端优化 */
    .main-content .content-main {
        width: 100% !important;
        min-height: auto !important;
        padding: 0 !important;
    }
    
    /* 动态内容区域移动端优化 */
    .main-content .dynamic-content {
        min-height: auto !important;
        height: auto !important;
        padding: 20px 15px !important;
    }
    
    .main-content .content-header {
        margin-bottom: 20px !important;
        padding-bottom: 12px !important;
    }
    
    .main-content .content-title {
        font-size: 20px !important;
    }
    
    /* 研究院简介移动端优化 */
    .main-content .intro-section {
        margin-bottom: 20px !important;
        padding: 15px !important;
    }
    
    .main-content .intro-section h3 {
        font-size: 16px !important;
    }
    
    .main-content .intro-image {
        margin-top: 20px !important;
        padding: 15px !important;
    }
    
    /* 领导团队移动端优化 */
    .main-content .leadership-list {
        display: flex !important;
        flex-direction: column !important;
        gap: 15px !important;
    }
    
    .main-content .leadership-item {
        padding: 15px !important;
        text-align: center !important;
    }
    
    .main-content .leader-photo img {
        width: 100px;
        height: 100px;
    }
    
    /* 组织结构移动端优化 */
    .main-content .org-chart {
        padding: 10px 0 !important;
    }
    
    .main-content .org-level-1,
    .main-content .org-level-2,
    .main-content .org-level-3 {
        flex-direction: column !important;
        align-items: center !important;
        gap: 10px !important;
    }
    
    .main-content .org-node {
        min-width: 200px !important;
        max-width: 280px !important;
        padding: 15px !important;
        margin: 5px !important;
        font-size: 14px !important;
    }
    
    .main-content .org-node h4 {
        font-size: 15px !important;
    }
    
    /* 资质荣誉移动端优化 */
    .main-content .honor-section {
        margin-bottom: 20px !important;
    }
    
    .main-content .certificates-grid {
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)) !important;
        gap: 15px !important;
    }
    
    .main-content .certificate-item {
        padding: 15px 10px !important;
    }
    
    .main-content .certificate-item img {
        height: 100px !important;
    }
    
    /* 合作伙伴移动端优化 */
    .main-content .partners-section {
        margin-bottom: 20px !important;
    }
    
    .main-content .partners-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 15px !important;
    }
    
    .main-content .partner-item {
        padding: 15px 10px !important;
        text-align: center !important;
    }
    
    .main-content .partner-item img {
        width: 60px !important;
        height: 60px !important;
    }
    
    /* 增加合作伙伴字体大小 */
    .main-content .partner-name {
        font-size: 16px !important;
        font-weight: 500 !important;
        color: #333 !important;
        margin-top: 8px !important;
    }
}

/* 桌面端合作伙伴字体优化 */
@media (min-width: 769px) {
    .main-content .partner-name {
        font-size: 16px !important;
        font-weight: 500 !important;
        color: #333 !important;
        margin-top: 10px !important;
    }
}

/* 中等屏幕合作伙伴字体优化 */
@media (max-width: 768px) and (min-width: 481px) {
    .main-content .partner-name {
        font-size: 15px !important;
        font-weight: 500 !important;
    }
}

/* 超小屏幕优化 */
@media (max-width: 480px) {
    /* 导航项在超小屏幕的优化 */
    .main-content .nav-item {
        min-width: 70px !important;
        flex: 1 !important;
        max-width: 90px !important;
    }
    
    .main-content .nav-link {
        padding: 10px 8px !important;
        font-size: 12px !important;
    }
    
    /* 内容区域超小屏幕优化 */
    .main-content .dynamic-content {
        padding: 15px 10px !important;
    }
    
    .main-content .content-title {
        font-size: 18px !important;
    }
    
    .main-content .intro-section {
        padding: 12px !important;
        margin-bottom: 15px !important;
    }
    
    .main-content .intro-section h3 {
        font-size: 15px !important;
    }
    
    /* 组织结构超小屏幕优化 */
    .main-content .org-node {
        min-width: 160px !important;
        max-width: 200px !important;
        padding: 12px !important;
        font-size: 13px !important;
    }
    
    /* 证书和合作伙伴超小屏幕优化 */
    .main-content .certificates-grid {
        grid-template-columns: 1fr !important;
    }
    
    .main-content .partners-grid {
        grid-template-columns: 1fr !important;
    }
    
    .main-content .partner-name {
        font-size: 14px !important;
    }
}

/* 超超小屏幕优化 (iPhone SE等) */
@media (max-width: 360px) {
    .main-content .nav-link {
        font-size: 11px !important;
        padding: 8px 6px !important;
    }
    
    .main-content .content-title {
        font-size: 16px !important;
    }
    
    .main-content .org-node {
        min-width: 140px !important;
        max-width: 180px !important;
        padding: 10px !important;
        font-size: 12px !important;
    }
    
    .main-content .org-node h4 {
        font-size: 13px !important;
        margin-bottom: 5px !important;
    }
}