/* ==========================================================================
   GLOBAL CORE: Header, Navigation, Sticky & Accessible Framework
   Clean Architecture | 100% Decoupled | Zero Bloat | WCAG Compliant
   ========================================================================== */

/* 1. 复合头部栅格布局 (统一 1240px 版心) */
.header-composite-wrapper {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    width: 100% !important;
    max-width: 1240px !important;
    margin: 0 auto !important;
    padding: 0 20px !important;
    box-sizing: border-box !important;
}

/* 左侧品牌 Logo */
.header-brand-col {
    flex: 0 0 220px !important;
    display: flex !important;
    align-items: center !important;
}

.header-brand-col .brand-link {
    display: flex !important;
    align-items: center !important;
}

.header-brand-col .brand-icon {
    height: 42px !important;
    width: auto !important;
    max-width: 210px !important;
    object-fit: contain !important;
    display: block !important;
}

.header3-logo-area .brand-typography,
.default-header .brand-typography {
    display: none !important;
}

/* 右侧上下复合结构 */
.header-right-stacked-wrapper {
    flex: 1 1 auto !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    min-width: 0 !important;
}

/* 右上层：联系方式与社交条 */
.header-right-stacked-wrapper .header-top-area {
    border-bottom: 1px solid rgba(255, 255, 255, 0.12) !important;
    padding: 5px 0 !important;
}

.header3-top-left-area .header-top-link ul {
    display: flex !important;
    align-items: center !important;
    gap: 20px !important;
    margin: 0 !important;
    padding: 0 !important;
    list-style: none !important;
}

.header3-top-left-area .header-top-link ul li a {
    color: #e2e8f0 !important;
    font-size: 13px !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 6px !important;
    text-decoration: none !important;
}

.header3-top-left-area .header-top-link ul li a:hover {
    color: #ffffff !important;
}

/* 右下层：主导航菜单行 */
.header-right-stacked-wrapper .menu-area {
    min-height: 54px !important;
    height: 54px !important;
    display: flex !important;
    align-items: center !important;
    padding: 0 !important;
}

.header-right-stacked-wrapper .menu-area .header-nav-container {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    width: 100% !important;
    padding: 0 !important;
    margin: 0 !important;
    gap: 20px !important;
}

/* 右侧操作按钮 */
.header-actions-col {
    flex: 0 0 auto !important;
    display: flex !important;
    align-items: center !important;
}

.header3-trackorder-area,
.header-action {
    display: flex !important;
    align-items: center !important;
    gap: 10px !important;
    margin: 0 !important;
}

.header-btn .btn.transparent-btn {
    background: linear-gradient(135deg, #ff6b00 0%, #ff5e14 100%) !important;
    color: #ffffff !important;
    border: none !important;
    padding: 9px 18px !important;
    font-size: 13.5px !important;
    font-weight: 700 !important;
    border-radius: 5px !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 7px !important;
    line-height: 1 !important;
    white-space: nowrap !important;
}

/* 基础全局隔离：默认在全端隐藏移动端独立折叠按钮，避免 PC 端闪烁出现 */
.mobile-sub-toggle {
    display: none;
}

/* ==========================================================================
   PC 端专属主菜单 (>= 992px：纯文字排版 + 纯净几何箭头)
   ========================================================================== */
@media (min-width: 992px) {
    /* 严格切断所有移动端控制按钮在 PC 端的渲染 */
    .mobile-sub-toggle,
    .native-mobile-toggle {
        display: none !important;
        visibility: hidden !important;
        pointer-events: none !important;
    }

    .header-navigation-col {
        flex: 1 1 auto !important;
        display: flex !important;
        justify-content: flex-start !important;
        align-items: center !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    .header-navigation-col .main-menu,
    .header-navigation-col .main-menu-nav,
    .header-navigation-col ul.geoport-main-menu {
        display: flex !important;
        align-items: center !important;
        margin: 0 !important;
        padding: 0 !important;
        list-style: none !important;
    }

    .header-navigation-col ul.geoport-main-menu > li {
        position: relative !important;
        display: inline-flex !important;
        align-items: center !important;
        float: none !important;
        margin: 0 14px !important;
        padding: 0 !important;
        height: 54px !important;
    }

    .header-navigation-col ul.geoport-main-menu > li:first-child {
        margin-left: 0 !important;
    }

    /* 一级导航栏菜单项文字 */
    .header-navigation-col ul.geoport-main-menu > li > a {
        display: inline-flex !important;
        align-items: center !important;
        padding: 8px 0 !important;
        font-size: 14.5px !important;
        font-weight: 600 !important;
        color: #ffffff !important;
        text-decoration: none !important;
        line-height: 1 !important;
        white-space: nowrap !important;
        transition: color 0.2s ease !important;
    }

    .header-navigation-col ul.geoport-main-menu > li.active > a,
    .header-navigation-col ul.geoport-main-menu > li:hover > a {
        color: #ff5e14 !important;
    }

    /* 1. 彻底抹除父主题和 Bootstrap 在 a 标签上的伪元素污染 */
    .header-navigation-col ul.geoport-main-menu li a::before,
    .header-navigation-col ul.geoport-main-menu li a::after,
    .header-navigation-col .dropdown-toggle::before,
    .header-navigation-col .dropdown-toggle::after {
        display: none !important;
        content: none !important;
        border: none !important;
    }

    /* 2. 仅为含有二级下拉项的菜单单独注入轻量几何箭头 */
    .header-navigation-col ul.geoport-main-menu > li.menu-item-has-children > a::after {
        content: '' !important;
        display: inline-block !important;
        width: 5px !important;
        height: 5px !important;
        border: none !important; /* 关键：彻底清空 Bootstrap 的 border-top 黑色实心块 */
        border-right: 1.5px solid #94a3b8 !important;
        border-bottom: 1.5px solid #94a3b8 !important;
        transform: rotate(45deg) !important;
        margin-left: 7px !important;
        margin-top: -3px !important;
        position: static !important; /* 维持普通流排版，永不叠加在文字上 */
        transition: transform 0.2s ease, border-color 0.2s ease, margin-top 0.2s ease !important;
    }

    /* 3. 悬停翻转 */
    .header-navigation-col ul.geoport-main-menu > li.menu-item-has-children:hover > a::after {
        border-color: #ff5e14 !important;
        transform: rotate(-135deg) !important;
        margin-top: 2px !important;
    }

    /* 二级下拉列表容器 */
    .header-navigation-col li ul,
    .header-navigation-col li .sub-menu,
    .header-navigation-col li .submenu {
        position: absolute !important;
        top: 100% !important;
        left: 0 !important;
        display: none !important;
        opacity: 0 !important;
        visibility: hidden !important;
        flex-direction: column !important;
        min-width: 260px !important;
        max-width: 320px !important;
        width: max-content !important;
        background: #ffffff !important;
        box-shadow: 0 12px 30px rgba(0, 0, 0, 0.18) !important;
        border-radius: 8px !important;
        padding: 8px 0 !important;
        margin: 0 !important;
        list-style: none !important;
        z-index: 999999 !important;
        border: 1px solid rgba(0, 0, 0, 0.08) !important;
        transition: opacity 0.2s ease, visibility 0.2s ease !important;
    }

    .header-navigation-col li:hover > ul,
    .header-navigation-col li:hover > .sub-menu,
    .header-navigation-col li:hover > .submenu {
        display: flex !important;
        opacity: 1 !important;
        visibility: visible !important;
    }

    .header-navigation-col li ul li {
        width: 100% !important;
        display: block !important;
        margin: 0 !important;
        padding: 0 !important;
        height: auto !important;
    }

    .header-navigation-col li ul li a {
        display: block !important;
        width: 100% !important;
        padding: 11px 20px !important;
        color: #1e293b !important;
        font-size: 13.5px !important;
        font-weight: 500 !important;
        line-height: 1.4 !important;
        white-space: nowrap !important;
        text-align: left !important;
        text-decoration: none !important;
        box-sizing: border-box !important;
        transition: all 0.2s ease !important;
    }

    .header-navigation-col li ul li a:hover {
        background-color: #f8fafc !important;
        color: #ff5e14 !important;
        padding-left: 24px !important;
    }
}
/* 内页默认实心深海蓝底，正常文档流占据高度，不覆盖正文 */
body:not(.home) .transparent-header:not(.sticky-menu) {
    position: relative !important;
    background: #0b1120 !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25) !important;
}

/* ==========================================================================
   吸顶导航栏 (Sticky Header：PC 端 66px 紧凑收缩，移动端 60px 牢固悬浮)
   ========================================================================== */
header.transparent-header.sticky-menu,
header.sticky-menu,
#header-sticky.sticky-menu {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    background: #0b1120 !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35) !important;
    z-index: 99999 !important;
    animation: none !important;
    transition: background-color 0.25s ease, box-shadow 0.25s ease !important;
}

/* PC 端悬浮时隐藏顶部小字联系栏 */
header.transparent-header.sticky-menu .header-top-area,
header.sticky-menu .header-top-area,
#header-sticky.sticky-menu .header-top-area {
    display: none !important;
}

/* PC 端吸顶高度锁定为 66px */
header.transparent-header.sticky-menu .header-composite-wrapper,
header.sticky-menu .header-composite-wrapper,
#header-sticky.sticky-menu .header-composite-wrapper {
    height: 66px !important;
    min-height: 66px !important;
    display: flex !important;
    align-items: center !important;
}

header.transparent-header.sticky-menu .brand-icon,
header.sticky-menu .brand-icon,
#header-sticky.sticky-menu .brand-icon {
    max-height: 38px !important;
}

/* 移动端 (<= 991px) 吸顶时高度锁定为 60px */
@media (max-width: 991px) {
    header.transparent-header.sticky-menu .header-composite-wrapper,
    header.sticky-menu .header-composite-wrapper {
        height: 60px !important;
        min-height: 60px !important;
    }

    header.transparent-header.sticky-menu .brand-icon,
    header.sticky-menu .brand-icon {
        max-height: 32px !important;
    }
}
/* ==========================================================================
   移动端抽屉与独立单一折叠按钮系统 (< 992px)
   ========================================================================== */
.native-mobile-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 10px;
    margin-left: 12px;
    z-index: 1002;
    width: 44px;
    height: 44px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
}

.native-mobile-toggle .toggle-bar {
    display: block;
    width: 24px;
    height: 2px;
    background-color: #ffffff;
    border-radius: 2px;
    transition: all 0.25s ease-in-out;
}

.native-mobile-toggle[aria-expanded="true"] .toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
    background-color: #ff5e14;
}
.native-mobile-toggle[aria-expanded="true"] .toggle-bar:nth-child(2) {
    opacity: 0;
}
.native-mobile-toggle[aria-expanded="true"] .toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
    background-color: #ff5e14;
}

.native-menu-backdrop {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.65);
    z-index: 1000;
    backdrop-filter: blur(3px);
}

.native-menu-backdrop.is-active {
    display: block;
}

body.mobile-nav-active .gt_float_switcher,
body.mobile-nav-active .gtranslate_wrapper,
body.mobile-nav-active #scrollUp {
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
}

@media (max-width: 991px) {
    .header-right-stacked-wrapper .header-top-area {
        display: none !important;
    }

    .header-composite-wrapper {
        min-height: 60px !important;
        height: 60px !important;
        padding: 0 15px !important;
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
        position: relative !important;
        overflow: visible !important;
    }

    .header-brand-col {
        flex: 0 0 auto !important;
    }

    .header-brand-col .brand-icon {
        height: 32px !important;
        max-height: 32px !important;
        max-width: 145px !important;
        width: auto !important;
    }

    .header-right-stacked-wrapper {
        flex: 0 0 auto !important;
        display: flex !important;
        flex-direction: row !important;
        align-items: center !important;
        justify-content: flex-end !important;
    }

    .header-right-stacked-wrapper .menu-area {
        min-height: auto !important;
        height: auto !important;
        display: flex !important;
        align-items: center !important;
        gap: 10px !important;
    }

    .header-right-stacked-wrapper .menu-area .header-nav-container {
        width: auto !important;
        margin: 0 !important;
        padding: 0 !important;
        gap: 0 !important;
    }

    .header-btn .btn.transparent-btn {
        padding: 6px 12px !important;
        font-size: 12px !important;
        border-radius: 4px !important;
        display: inline-flex !important;
    }

    .header-navigation-col {
        width: 0 !important;
        height: 0 !important;
        margin: 0 !important;
        padding: 0 !important;
        overflow: visible !important;
        display: block !important;
        flex: 0 0 0 !important;
    }

    .header-navigation-col .main-menu {
        display: contents !important;
    }

    .native-mobile-toggle {
        display: flex !important;
    }

    /* 移动端侧滑抽屉面板 */
    .header3 .main-menu-nav {
        position: fixed !important;
        top: 0 !important;
        right: -310px !important;
        width: 290px !important;
        height: 100vh !important;
        background: #0b1120 !important;
        box-shadow: -5px 0 25px rgba(0, 0, 0, 0.6) !important;
        z-index: 1001 !important;
        padding: 75px 20px 40px !important;
        overflow-y: auto !important;
        transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
        display: block !important;
        text-align: left !important;
    }

    .header3 .main-menu-nav.is-open {
        right: 0 !important;
    }

    .header3 .main-menu-nav ul {
        list-style: none !important;
        padding: 0 !important;
        margin: 0 !important;
        display: flex !important;
        flex-direction: column !important;
        width: 100% !important;
        text-align: left !important;
    }

    .header3 .main-menu-nav ul.geoport-main-menu > li {
        border-bottom: 1px solid rgba(255, 255, 255, 0.08) !important;
        padding: 0 !important;
        margin: 0 !important;
        display: block !important;
        width: 100% !important;
        height: auto !important;
        position: relative !important;
    }

    /* 移动端文字直达链接：右侧留足 48px 安全点击距离 */
    .header3 .main-menu-nav ul.geoport-main-menu > li > a {
        display: block !important;
        padding: 14px 48px 14px 0 !important;
        color: #ffffff !important;
        font-size: 15px !important;
        font-weight: 700 !important;
        text-decoration: none !important;
        text-align: left !important;
    }

    /* 移动端绝对不生成任何 CSS 伪元素符号，彻底杜绝双重 + 号 */
    .header3 .main-menu-nav ul.geoport-main-menu li a::after,
    .header3 .main-menu-nav ul.geoport-main-menu li a::before {
        display: none !important;
        content: none !important;
    }

    /* 独立的单一展开按钮：右侧定宽定位，专职负责伸缩折叠 */
    .mobile-sub-toggle {
        display: flex !important;
        position: absolute !important;
        right: 0 !important;
        top: 0 !important;
        width: 48px !important;
        height: 48px !important;
        background: transparent !important;
        border: none !important;
        color: #94a3b8 !important;
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif !important;
        font-size: 20px !important;
        line-height: 48px !important;
        align-items: center !important;
        justify-content: center !important;
        cursor: pointer !important;
        z-index: 5 !important;
        padding: 0 !important;
        transition: color 0.2s ease !important;
    }

    .mobile-sub-toggle:hover,
    li.is-expanded > .mobile-sub-toggle {
        color: #ff5e14 !important;
    }

    /* 二级子菜单默认收起隐藏 */
    .header3 .main-menu-nav ul.geoport-main-menu li ul.submenu,
    .header3 .main-menu-nav ul.geoport-main-menu li ul.sub-menu,
    .header3 .main-menu-nav ul.geoport-main-menu li ul {
        display: none !important;
        opacity: 0 !important;
        visibility: hidden !important;
        position: static !important;
        box-shadow: none !important;
        border: none !important;
        background: rgba(255, 255, 255, 0.04) !important;
        border-left: 2px solid #ff5e14 !important;
        padding: 6px 0 6px 14px !important;
        margin: 2px 0 10px 0 !important;
        border-radius: 4px !important;
        max-width: 100% !important;
        width: 100% !important;
    }

    /* 仅在展开时显示并高亮文字 */
    .header3 .main-menu-nav ul.geoport-main-menu li.is-expanded > ul.submenu,
    .header3 .main-menu-nav ul.geoport-main-menu li.is-expanded > ul.sub-menu,
    .header3 .main-menu-nav ul.geoport-main-menu li.is-expanded > ul {
        display: flex !important;
        flex-direction: column !important;
        opacity: 1 !important;
        visibility: visible !important;
    }

    .header3 .main-menu-nav ul.geoport-main-menu li ul.submenu li a,
    .header3 .main-menu-nav ul.geoport-main-menu li ul.sub-menu li a,
    .header3 .main-menu-nav ul.geoport-main-menu li ul li a {
        display: block !important;
        color: #e2e8f0 !important;
        font-size: 13.5px !important;
        font-weight: 500 !important;
        padding: 8px 0 !important;
        line-height: 1.4 !important;
        white-space: normal !important;
        text-align: left !important;
        background: transparent !important;
    }

    .header3 .main-menu-nav ul.geoport-main-menu li ul.submenu li a:hover {
        color: #ff5e14 !important;
        padding-left: 4px !important;
    }
}

/* ==========================================================================
   全局对比度修正与小部件避让
   ========================================================================== */
.sub-title {
    color: #ea580c !important;
    font-weight: 800 !important;
    letter-spacing: 0.5px !important;
}

.feat-step {
    color: #ff5e14 !important;
    font-weight: 800 !important;
    opacity: 0.9 !important;
}

.btn-card-submit {
    background: #ea580c !important;
    color: #ffffff !important;
    font-weight: 700 !important;
}

#scrollUp, .scroll-top, .scrollup, .back-to-top, #scroller {
    bottom: 85px !important;
    right: 25px !important;
    z-index: 99999 !important;
    transition: transform 0.25s ease !important;
}

.gt_float_switcher, .gtranslate_wrapper, .trp-floating-language-switcher {
    bottom: 20px !important;
    right: 20px !important;
    z-index: 99998 !important;
}
/* ==========================================================================
   GLOBAL BACK TO TOP (#scroller)
   ========================================================================== */
#scroller,
.scroll-top,
.scrollup,
.back-to-top {
    position: fixed !important;
    right: 25px !important;
    bottom: 80px !important; /* 悬浮在语言栏 (bottom:20px) 正上方 */
    width: 44px !important;
    height: 44px !important;
    background: #0f172a !important;
    border: 1px solid rgba(255, 255, 255, 0.18) !important;
    color: #ffffff !important;
    border-radius: 8px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    cursor: pointer !important;
    z-index: 99997 !important;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.25) !important;
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity 0.25s ease, visibility 0.25s ease, transform 0.25s ease, background 0.2s ease, border-color 0.2s ease !important;
    padding: 0 !important;
    outline: none !important;
}

/* 页面滚动超过 300px 后平滑显现 */
#scroller.is-visible,
.scroll-top.is-visible {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) !important;
}

#scroller:hover,
.scroll-top:hover {
    background: #ff5e14 !important;
    border-color: #ff5e14 !important;
    color: #ffffff !important;
    transform: translateY(-3px) !important;
    box-shadow: 0 6px 20px rgba(255, 94, 20, 0.4) !important;
}

#scroller i {
    font-size: 16px !important;
    line-height: 1 !important;
}