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

body {
    font-family: 'HarmonyOS Sans SC', 'Microsoft YaHei', 'PingFang SC', sans-serif;
    color: #333333;
    background-color: #ffffff;
    overflow-x: hidden;
}

/* 引入鸿蒙字体 */
@font-face {
    font-family: 'HarmonyOS Sans SC';
    src: local('HarmonyOS Sans SC'), local('HarmonyOS Sans SC Regular');
}

/* ==================== 颜色变量定义 ==================== */
:root {
    --primary-color: #003c96; /* 网站主色，用于需要特别强调的ICON、文字、按钮、hover文字 */
    --secondary-color: #073c96; /* 用于一般要强调和突出的文字信息与二级菜单横线等 */
    --accent-color: #fed806; /* 用于导航栏信息、强调线条、ICON等 */
    --text-primary: #333333; /* 用于网站大部分标题正文等文字颜色 */
    --text-secondary: #666666; /* 用于网站次级字体颜色 */
    --text-tertiary: #999999; /* 用于一般辅助信息、辅助正文说明文字、日期等 */
    --bg-light: #f8f8f8; /* 极弱色，用于网站小范围背景色、输入框的文字框等 */
    --bg-section: #f1f4fb; /* 极弱色，用于页面背景色的区分 */
    --footer-bg: #0f1d37; /* 用于网站底部背景颜色 */
}

/* ==================== 字体规范 ==================== */
/* 导航文字 */
.nav-text {
    font-family: 'HarmonyOS Sans SC', sans-serif;
    font-size: 16px;
}

.nav-text-lg {
    font-family: 'HarmonyOS Sans SC', sans-serif;
    font-size: 18px;
}

.nav-text-xl {
    font-family: 'HarmonyOS Sans SC', sans-serif;
    font-size: 20px;
}

/* 标题字体 */
.title-sm {
    font-family: 'HarmonyOS Sans SC', sans-serif;
    font-size: 24px;
}

.title-md {
    font-family: 'HarmonyOS Sans SC', sans-serif;
    font-size: 32px;
}

.title-lg {
    font-family: 'HarmonyOS Sans SC', sans-serif;
    font-size: 48px;
}

.title-xl {
    font-family: 'HarmonyOS Sans SC', sans-serif;
    font-size: 64px;
}

/* Banner标题大字 */
.banner-title {
    font-family: 'AlimamaNumber', sans-serif;
    font-size: 60px;
}

.banner-title-lg {
    font-family: 'AlimamaNumber', sans-serif;
    font-size: 72px;
}

/* 页面切换标题字体、列表标题字体 */
.section-title {
    font-family: 'HarmonyOS Sans SC', sans-serif;
    font-size: 24px;
}

.section-title-md {
    font-family: 'HarmonyOS Sans SC', sans-serif;
    font-size: 26px;
}

.section-title-lg {
    font-family: 'HarmonyOS Sans SC', sans-serif;
    font-size: 28px;
}

/* 页面大部分字体以及正文字体 */
.body-text {
    font-family: 'HarmonyOS Sans SC', sans-serif;
    font-size: 16px;
}

.body-text-lg {
    font-family: 'HarmonyOS Sans SC', sans-serif;
    font-size: 18px;
}

/* 页面辅助字体、网站底部菜单字体等 */
.aux-text {
    font-family: 'HarmonyOS Sans SC', sans-serif;
    font-size: 14px;
}

.aux-text-lg {
    font-family: 'HarmonyOS Sans SC', sans-serif;
    font-size: 16px;
}

/* 辅助层次的字体 */
.secondary-font {
    font-family: 'Montserrat', sans-serif;
    font-size: 24px;
}

.secondary-font-md {
    font-family: 'Montserrat', sans-serif;
    font-size: 28px;
}

.secondary-font-lg {
    font-family: 'Montserrat', sans-serif;
    font-size: 36px;
}

/* ==================== 图片规范 ==================== */
/* 新闻图片比例3:2 */
.news-image {
    aspect-ratio: 3/2;
    object-fit: cover;
}

/* 新闻图片比例16:9 */
.news-image-wide {
    aspect-ratio: 16/9;
    object-fit: cover;
}

/* 视频比例16:9 */
.video-container {
    aspect-ratio: 16/9;
    position: relative;
}

.video-container video,
.video-container iframe {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ==================== 通用容器样式 ==================== */
.container-main {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 15px;
}

/* ==================== 头部导航样式 ==================== */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100px;
    z-index: 1000;
    transition: all 0.3s ease;
    background: transparent;
}

.main-header.scrolled {
    background: #ffffff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header-inner {
    max-width: 1600px;
    margin: 0 auto;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
}

/* Logo样式 */
.logo {
    height: 40px;
    display: flex;
    align-items: center;
}

.logo img {
    height: 100%;
    width: auto;
    transition: all 0.3s ease;
}

.logo-white {
    display: block;
}

.logo-black {
    display: none;
}

.main-header.scrolled .logo-white {
    display: none;
}

.main-header.scrolled .logo-black {
    display: block;
}

/* 导航菜单样式 */
.main-nav {
    display: flex;
    align-items: center;
    flex: 1;
    justify-content: center;
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu > li {
    position: relative;
    margin: 0 15px;
}

.nav-menu > li > a {
    display: block;
    padding: 33px 0;
    font-size: 15px;
    color: #ffffff;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    font-family: 'HarmonyOS Sans SC', sans-serif;
}

.main-header.scrolled .nav-menu > li > a {
    color: #333333;
}

.nav-menu > li > a:hover {
    color: #fed806;cursor: pointer; text-decoration: none;
}

.nav-menu > li > a::after {
    content: '';
    position: absolute;
    bottom: 30px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #fed806;
    transition: width 0.3s ease;
}

.nav-menu > li > a:hover::after {
    width: 100%;
}

/* 下拉菜单样式 */
.dropdown-menu-custom {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: #ffffff;
    min-width: 700px;
    padding: 40px 50px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    display: flex;
    border-radius: 4px;
    margin-top: 0;
}

.nav-menu > li:hover .dropdown-menu-custom {
    opacity: 1;
    visibility: visible;
}

.dropdown-menu-left {
    flex: 1;
    padding-right: 50px;
}

.dropdown-menu-right {
    width: 280px;
    display: flex;
    align-items: center;
}

.dropdown-menu-right img {
    width: 100%;
    height: auto;
    border-radius: 4px;
}

.dropdown-title {
    font-size: 28px;
    color: #333333;
    font-weight: 600;
    margin-bottom: 10px;
    font-family: 'HarmonyOS Sans SC', sans-serif;
}

.dropdown-subtitle {
    font-size: 14px;
    color: #999999;
    margin-bottom: 25px;
    font-family: 'HarmonyOS Sans SC', sans-serif;
}

.dropdown-grid {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px 30px;
}

.dropdown-grid li {
    min-width: 190px; /* 预留8个中文字符的空间 */
}

.dropdown-grid li a {
    color: #333333;
    text-decoration: none;
    font-size: 15px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 0;
    font-family: 'HarmonyOS Sans SC', sans-serif;
}

.dropdown-grid li a:hover {
    color: #003c96;cursor: pointer; text-decoration: none;
}

.dropdown-grid li a .arrow {
    color: #999999;
    font-size: 12px;
    transition: all 0.3s ease;
}

.dropdown-grid li a:hover .arrow {
    color: #003c96;
    transform: translateX(3px);
}

/* 旧样式保留兼容 */
.dropdown-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.dropdown-list li {
    margin-bottom: 10px;
}

.dropdown-list li a {
    color: #666666;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
    display: block;
    padding: 5px 0;
}

.dropdown-list li a:hover {
    color: #003c96;cursor: pointer; text-decoration: none;
}

/* 右侧功能区 */
.header-right {
    display: flex;
    align-items: center;
}

.search-container {
    position: relative;
    display: flex;
    align-items: center;
    margin-right: 20px;
}

.search-icon {
    width: 24px;
    height: 24px;
    cursor: pointer; text-decoration: none;
    transition: all 0.3s ease;
}

.search-icon svg {
    width: 100%;
    height: 100%;
    fill: #ffffff;
    transition: fill 0.3s ease;
}

.main-header.scrolled .search-icon svg {
    fill: #333333;
}

.search-box {
    position: absolute;
    top: 100%;
    right: 0;
    background: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    padding: 8px 12px;
    width: 300px;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

.search-box.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(10px);
}

.search-input {
    flex: 1;
    border: none;
    outline: none;
    font-size: 14px;
    color: #333333;
    padding: 6px 0;
}

.search-input::placeholder {
    color: #999999;
}

.search-btn {
    background: #003c96;
    color: #ffffff;
    border: none;
    border-radius: 4px;
    padding: 6px 12px;
    font-size: 14px;
    cursor: pointer; text-decoration: none;
    margin-left: 10px;
    transition: all 0.3s ease;
}

.search-btn:hover {
    background: #073c96;
}

.main-header.scrolled .search-box {
    background: #ffffff;
    border: 1px solid #e0e0e0;
}

.main-header.scrolled .search-input {
    color: #333333;
}

.main-header.scrolled .search-btn {
    background: #003c96;
}

.lang-switch {
    display: flex;
    align-items: center;
    font-size: 14px;
    color: #ffffff;
    cursor: pointer; text-decoration: none;
    transition: color 0.3s ease;
    position: relative;
}

.main-header.scrolled .lang-switch {
    color: #333333;
}

.lang-icon {
    width: 16px;
    height: 16px;
    margin-right: 8px;
}

.main-header.scrolled .lang-icon {
    filter: brightness(0) invert(0);
}

.lang-select {
    position: relative;
    display: flex;
    align-items: center;
}

.current-lang {
    padding: 0 8px;
    cursor: pointer; text-decoration: none;
}

.lang-arrow {
    font-size: 10px;
    margin-left: 4px;
    transition: transform 0.3s ease;
}

.lang-switch:hover .lang-arrow {
    transform: rotate(180deg);
}

.lang-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    list-style: none;
    padding: 8px 0;
    margin: 5px 0 0;
    min-width: 60px;
    display: none;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.lang-switch.active .lang-dropdown {
    display: block;
}

.lang-option {
    display: block;
    padding: 6px 16px;
    color: #333333;
    text-decoration: none;
    transition: all 0.3s ease;
}

.lang-option:hover {
    background: #f5f5f5;
    color: #fed806;
}

.lang-option.active {
    color: #fed806;
    font-weight: 600;
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
    display: none;
    width: 30px;
    height: 24px;
    flex-direction: column;
    justify-content: space-between;
    cursor: pointer; text-decoration: none;
    padding: 0;
    background: none;
    border: none;
}

.mobile-menu-btn span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: #ffffff;
    transition: all 0.3s ease;
}

.main-header.scrolled .mobile-menu-btn span {
    background-color: #333333;
}



/* ==================== 页脚样式 ==================== */
.main-footer {
    background-color: #0f1d37;
    color: #ffffff;
    padding: 60px 0 30px;
}

.footer-inner {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 第一排 - 联系信息 */
.footer-row-1 {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 20px;
}

.footer-contact {
    display: flex;
    gap: 60px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
}

.contact-icon {
    width: 40px;
    height: 40px;
    margin-right: 15px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 20px;
    height: 20px;
    fill: #fed806;
}

.contact-info h4 {
    font-size: 16px;
    color: #999999;
    margin-bottom: 5px;
    font-weight: bold;
    letter-spacing: 2px;
}

.contact-info p {
    font-size: 14px; line-height:22px;
    color: #ffffff;
    margin: 0;
}

.footer-qr-codes {
    display: flex;
    gap: 20px;
}

.qr-code {
    text-align: center;
}

.qr-code img {
    width: 100px;
    height: 100px;
    background: #ffffff;
    border-radius: 4px;
    padding: 5px;
}

.qr-code p {
    font-size: 12px;
    color: #999999;
    margin-top: 8px;
}

/* 第二排 - 栏目菜单 */
.footer-row-2 {
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 20px;
}

.footer-menu {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.footer-menu-column {
    flex: 1;
    min-width: 150px;
    margin-bottom: 20px;
}

.footer-menu-title {
    font-size: 16px;
    color: #ffffff;
    font-weight: 600;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer; text-decoration: none;
    transition: all 0.3s ease;
}

.footer-menu-title:hover {
    color: #fed806;
}

.footer-menu-arrow {
    font-size: 12px;
    transition: transform 0.3s ease;
}

.footer-menu-column.active .footer-menu-arrow {
    transform: rotate(180deg);
    color: #fed806;
}

.footer-menu-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-menu-list li {
    margin-bottom: 8px;
}

.footer-menu-list li a {
    color: #999999;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-submenu-arrow {
    font-size: 10px;
    margin-left: 5px;
    transition: transform 0.3s ease;
}

.footer-menu-list li a:hover .footer-submenu-arrow {
    transform: translateX(3px);
    color: #fed806;cursor: pointer; text-decoration: none;
}

.footer-menu-list li a:hover {
    color: #fed806;cursor: pointer; text-decoration: none;
}

/* 第三排 - 友情链接 */
.footer-row-3 {
    padding-bottom: 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 30px;
}

.footer-links-title {
    font-size: 14px;
    color: #999999;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer; text-decoration: none;
    transition: all 0.3s ease;
}

.footer-links-title:hover {
    color: #fed806;
}

.footer-links-arrow {
    font-size: 12px;
    transition: transform 0.3s ease;
}

.footer-row-3.active .footer-links-arrow {
    transform: rotate(180deg);
    color: #fed806;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-links a {
    color: #999999;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #fed806;cursor: pointer; text-decoration: none;
}

/* 第四排 - 版权信息 */
.footer-row-4 {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.footer-copyright {
    font-size: 14px;
    color: #999999;
}

.icp-info {
    display: inline-flex;
    align-items: center;
    margin-left: 20px;
    gap: 15px;
}

.icp-link {
    display: inline-flex;
    align-items: center;
    color: #999999;
    text-decoration: none;
    font-size: 12px;
    transition: color 0.3s ease;
}

.icp-link:hover {
    color: #fed806;
}

.icp-icon {
    width: 16px;
    height: 16px;
    margin-right: 5px;
    vertical-align: middle;
}

/* 响应式设计 */
@media (max-width: 767px) {
    .icp-info {
        display: block;
        margin-left: 0;
        margin-top: 10px;
    }
    
    .icp-link {
        display: block;
        margin-bottom: 5px;
    }
}

.footer-bottom-links {
    display: flex;
    gap: 30px;
}

.footer-bottom-links a {
    color: #999999;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-bottom-links a:hover {
    color: #fed806;cursor: pointer; text-decoration: none;
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 1200px) {
    .nav-menu > li {
        margin: 0 15px;
    }
    
    .nav-menu > li > a {
        font-size: 14px;
    }
    
    .footer-contact {
        gap: 30px;
    }

}

@media (max-width: 991px) {
    /* 平板端导航 */
    .main-nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .header-right {
        display: none;
    }
    
    /* 平板端页脚 */
    .footer-row-1 {
        flex-direction: column;
        gap: 30px;
    }
    
    .footer-contact {
        flex-wrap: wrap;
        gap: 20px;
    }
    
    .footer-menu {
        justify-content: flex-start;
    }
    
    .footer-menu-column {
        min-width: 120px;
        margin-right: 20px;
    }
}

@media (max-width: 767px) {
    /* 手机端导航 */
    .main-header {
        height: 70px;
    }
    
    .logo {
        height: 32px;
    }
    
    /* 手机端页脚 */
    .footer-contact {
        flex-direction: column;
        gap: 20px;
    }
    
    .footer-qr-codes {
        justify-content: center;
        width: 100%;
    }
    
    .footer-menu {
        display: flex;
        flex-direction: column;
        gap: 20px;
    }
    
    .footer-menu-column {
        width: 100%;
        min-width: auto;
        margin-right: 0;
        margin-bottom: 0;
    }
    
    .footer-menu-list {
        display: none;
        margin-top: 10px;
    }
    
    .footer-menu-title {
        cursor: pointer; text-decoration: none;
    }
    
    .footer-menu-arrow {
        display: inline-block;
    }
    
    .footer-menu-column.has-submenu {
        cursor: pointer; text-decoration: none;
    }
    
    .footer-submenu-arrow {
        display: inline-block;
    }
    
    .footer-row-3 {
        padding-bottom: 15px;
        margin-bottom: 15px;
    }
    
    .footer-links {
        display: none;
        margin-top: 8px;
        gap: 12px;
    }
    
    .footer-links-title {
        cursor: pointer; text-decoration: none;
        font-size: 16px;
        font-weight: 600;
        color: #ffffff;
    }
    
    .footer-links-title:hover {
        color: #fed806;
    }
    
    .footer-links-arrow {
        display: inline-block;
    }
    
    /* 手机端版权信息 */
    .footer-inner {
        min-height: 70vh;
        display: flex;
        flex-direction: column;
    }
    
    .footer-row-4 {
        margin-top: auto;
        padding-top: 20px;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        flex-direction: column-reverse;
        align-items: center;
        text-align: center;
    }
    
    .footer-bottom-links {
        order: 2;
        justify-content: center;
        margin-bottom: 10px;
    }
    
    .footer-copyright {
        order: 1;
        text-align: center;
    }
}

/* 桌面端样式 */
@media (min-width: 768px) {
    .footer-menu-list {
        display: block !important;
    }
    
    .footer-menu-title {
        cursor: default;
    }
    
    .footer-menu-arrow {
        display: none;
    }
    
    .footer-submenu-arrow {
        display: none;
    }
    
    .footer-menu-column.has-submenu {
        cursor: default;
    }
    
    .footer-links {
        display: flex !important;
    }
    
    .footer-links-title {
        cursor: default;
    }
    
    .footer-links-arrow {
        display: none;
    }
}







/* ==================== 移动端菜单面板 ==================== */
.mobile-menu-panel {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: #ffffff;
    z-index: 2000;
    transition: right 0.3s ease;
    overflow-y: auto;
    box-shadow: -5px 0 20px rgba(0, 0, 0, 0.1);
}

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

.mobile-menu-header {
    padding: 20px;
    border-bottom: 1px solid #f1f4fb;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.mobile-menu-close {
    width: 30px;
    height: 30px;
    cursor: pointer; text-decoration: none;
    background: none;
    border: none;
    font-size: 24px;
    color: #333333;
}

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

.mobile-menu-list > li {
    border-bottom: 1px solid #f1f4fb;
}

.mobile-menu-list > li > a {
    display: block;
    padding: 15px 20px;
    color: #333333;
    text-decoration: none;
    font-size: 16px;
    position: relative;
}

.mobile-submenu {
    list-style: none;
    padding: 0;
    margin: 0;
    background: #f8f8f8;
    display: none;
}

.mobile-submenu li a {
    display: block;
    padding: 12px 20px 12px 40px;
    color: #666666;
    text-decoration: none;
    font-size: 14px;
}

.mobile-submenu a:hover {
    color: #fed806;cursor: pointer; text-decoration: none;
}

.mobile-submenu a::before {
    content: '>';
    margin-right: 8px;
    font-size: 10px;
    color: #999999;
}

/* 手机端菜单工具栏 */
.mobile-menu-tools {
    padding: 15px 20px;
    border-bottom: 1px solid #e0e0e0;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.mobile-search {
    display: flex;
    align-items: center;
    background: #f5f5f5;
    border-radius: 4px;
    padding: 8px 12px;
}

.mobile-search-input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: 14px;
    color: #333333;
    outline: none;
}

.mobile-search-input::placeholder {
    color: #999999;
}

.mobile-search-btn {
    width: 24px;
    height: 24px;
    background: none;
    border: none;
    cursor: pointer; text-decoration: none;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-search-btn svg {
    width: 20px;
    height: 20px;
    fill: #666666;
}

.mobile-lang-switch {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: #333333;
    padding: 10px 0;
    border-top: 1px solid #e0e0e0;
}

.mobile-lang-icon {
    width: 16px;
    height: 16px;
    margin-right: 8px;
}

.mobile-lang-item {
    padding: 0 8px;
    cursor: pointer; text-decoration: none;
    transition: color 0.3s ease;
}

.mobile-lang-item.active {
    color: #fed806;
    font-weight: 600;
}

.mobile-lang-separator {
    color: #999999;
}

.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* 展开指示器 */
.has-submenu > a::after {
    content: '+';
    position: absolute;
    right: 20px;
    font-size: 20px;
    color: #999999;
}

.has-submenu.active > a::after {
    content: '-';
}




/* ==================== 页面标题区域样式 ==================== */
.page-header {
    padding: 20px 0;
    text-align: center;
    background-color: #f9f9f9;
    margin-bottom: 5px;
}

.page-header h1 {
    font-size: 32px;
    font-weight: 600;
    color: #333333;
    margin-bottom: 5px;
}

.page-header p {
    font-size: 16px;
    color: #666666;
    margin: 0;
}

/* 页面标题响应式设计 */
@media (max-width: 768px) {
    .page-header {
        padding: 20px 0;
    }

    .page-header h1 {
        font-size: 24px;
    }

    .page-header p {
        font-size: 14px;
    }
}

@media (max-width: 991px) {
    .page-header {
        padding: 20px 0;
    }

    .page-header h1 {
        font-size: 28px;
    }
}

/* ==================== 二级栏目导航样式 ==================== */
.section-nav {
    background-color: #ffffff;
    border-bottom: 1px solid #e6e9f0;
    padding: 0;
    margin-bottom: 0;
}

.section-nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.section-nav-list {
    display: flex;
    list-style: none;
    padding: 0;
    margin: 0;
    overflow-x: auto;
    white-space: nowrap;
    flex: 1;
}

.section-nav-item {
    flex: 0 0 auto;
}

.section-nav-item a {
    display: block;
    padding: 15px 20px;
    color: #666666;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    border-bottom: 3px solid transparent;
}

.section-nav-item a:hover {
    color: #003c96;cursor: pointer; text-decoration: none;
    background-color: #f8f9fa;
}

.section-nav-item.active a {
    color: #003c96;
    border-bottom-color: #003c96;
    font-weight: 600;
}

/* 位置导航 */
.section-nav-location {
    display: flex;
    align-items: center;
    font-size: 14px;
    color: #999999;
    padding: 15px 0;
    margin-left: 20px;
}

.location-icon {
    width: 16px;
    height: 16px;
    margin-right: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.location-icon svg {
    width: 100%;
    height: 100%;
    fill: #999999;
}

.location-text {
    margin-right: 8px;
}

.section-nav-location a {
    color: #666666;
    text-decoration: none;
    transition: color 0.3s ease;
}

.section-nav-location a:hover {
    color: #003c96;cursor: pointer; text-decoration: none;
}

.location-separator {
    margin: 0 8px;
}

.location-current {
    color: #003c96;
    font-weight: 500;
}

/* ==================== S轮播图样式 ==================== */
.banner-section {
    position: relative;
    width: 100%;
    height: 500px;
    overflow: hidden;
}

.carousel,
.carousel-inner,
.carousel-inner .item {
    height: 100%;
}

.carousel-inner .item {
    position: relative;
    overflow: hidden;
}

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

/* 轮播图切换动画 */
.carousel-fade .carousel-inner .item {
    opacity: 0;
    transition-property: opacity;
    transition-duration: 0.8s;
    transition-timing-function: ease-in-out;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.carousel-fade .carousel-inner .item.active {
    opacity: 1;
    position: relative;
    z-index: 10;
}

.carousel-fade .carousel-inner .item.next,
.carousel-fade .carousel-inner .item.prev {
    opacity: 0;
    z-index: 5;
}

.carousel-fade .carousel-inner .item.next.left,
.carousel-fade .carousel-inner .item.prev.right {
    opacity: 1;
    z-index: 8;
}

.carousel-indicators {
    bottom: 30px;
}

.carousel-indicators li {
    width: 10px;
    height: 10px;
    margin: 0 5px;
    background-color: rgba(255, 255, 255, 0.6);
    border: none;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.carousel-indicators li.active {
    background-color: #ffffff;
    width: 10px;
    height: 10px;
}

.carousel-control {
    width: 40px;
    height: 40px;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.3);
    border-radius: 50%;
    opacity: 1;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-control:hover {
    background: rgba(0, 0, 0, 0.5);
}

.carousel-control.left {
    left: 30px;
}

.carousel-control.right {
    right: 30px;
}

.carousel-arrow {
    font-size: 24px;
    font-weight: bold;
    color: #ffffff;
    line-height: 1;
}

.carousel-arrow.left {
    margin-left: 2px;
}

.carousel-arrow.right {
    margin-right: 2px;
}

/* 顶部轮播图隐藏左右按钮 */
#bannerCarousel .carousel-control {
    display: none;
}

/* 轮播图文字样式 */
.carousel-caption {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: #ffffff;
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
    width: 100%;
    max-width: 1260px;
    padding: 0 20px;
    box-sizing: border-box;
}

.carousel-text-top {
    font-family: 'AlimamaNumber', 'Montserrat', sans-serif;
    font-size: 18px;
    font-weight: 400;
    margin-bottom: 20px;
    letter-spacing: 1px;
    opacity: 0.9;
    text-align: center;
}

.carousel-caption h3 {
    font-family: 'AlimamaNumber', 'Montserrat', sans-serif;
    font-size: 72px;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: 2px;
    text-align: center;
    line-height: 1.2;
}

.carousel-text-bottom {
    font-family: 'AlimamaNumber', 'Montserrat', sans-serif;
    font-size: 16px;
    font-weight: 400;
    margin: 0;
    letter-spacing: 2px;
    text-transform: uppercase;
    opacity: 0.8;
    text-align: center;
}

@media (max-width: 1200px) {
    .carousel-text-top {
        font-size: 16px;
        margin-bottom: 15px;
    }

    .carousel-caption h3 {
        font-size: 60px;
        margin-bottom: 15px;
    }

    .carousel-text-bottom {
        font-size: 14px;
    }
}

@media (max-width: 991px) {
    .carousel-text-top {
        font-size: 14px;
        margin-bottom: 12px;
    }

    .carousel-caption h3 {
        font-size: 50px;
        margin-bottom: 12px;
    }

    .carousel-text-bottom {
        font-size: 12px;
    }
}

@media (max-width: 767px) {
    .carousel-text-top {
        font-size: 12px;
        margin-bottom: 10px;
    }

    .carousel-caption h3 {
        font-size: 40px;
        margin-bottom: 10px;
    }

    .carousel-text-bottom {
        font-size: 10px;
    }
}

@media (max-width: 480px) {
    .carousel-text-top {
        font-size: 10px;
        margin-bottom: 8px;
    }

    .carousel-caption h3 {
        font-size: 30px;
        margin-bottom: 8px;
    }

    .carousel-text-bottom {
        font-size: 8px;
    }
}


@media (max-width: 1200px) {
    .banner-section {
        height: 450px;
    }
}

@media (max-width: 991px) {
    /* 平板端轮播图 */
    .banner-section {
        height: 400px;
    }
}

@media (max-width: 767px) {
    /* 手机端轮播图 */
    .banner-section {
        height: 300px;
    }

    .carousel-control {
        width: 30px;
        height: 30px;
        left: 20px;
        right: 20px;
    }

    .carousel-arrow {
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    .banner-section {
        height: 250px;
    }

    .carousel-indicators {
        bottom: 20px;
    }

    .carousel-control {
        left: 15px;
        right: 15px;
    }
}