/* ============================================
   星际网络官网样式表
   命名规范：BEM (Block Element Modifier)
   ============================================ */

/* CSS变量定义 */
:root {
    /* 主色调 - 橙色渐变 */
    --color-primary: #F5A623;
    --color-primary-dark: #E8941F;
    --color-primary-light: #FFB84D;
    --color-secondary: #FF8C42;

    /* 背景色 */
    --color-bg-1: #F5A623;
    --color-bg-2: #E85D04;
    --color-bg-3: #F48C06;

    /* 文字颜色 */
    --color-text-white: #FFFFFF;
    --color-text-light: rgba(255, 255, 255, 0.9);
    --color-text-muted: rgba(255, 255, 255, 0.7);

    --color-text-dark: #121315;

    /* 导航栏 */
    --navbar-height: 85px;
    --navbar-bg-transparent: transparent;
    --navbar-bg-solid: rgba(255, 255, 255, 0.95);
    --navbar-text-white: #FFFFFF;
    --navbar-text-dark: #333333;

    /* 间距 */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;

    /* 字体 */
    /* --font-family-primary: 'verdana, sans-serif'; */
    --font-family-primary: 'Arial';
    --font-family-xjwl: 'Arial';

    /* 过渡动画 */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* 断点 */
    --breakpoint-mobile: 768px;
    --breakpoint-tablet: 1024px;
}

/* 重置样式 */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family-primary);
    line-height: 1.6;
    overflow-x: hidden;
    color: #333333;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

.w-1600 {
    position: relative;
    max-width: 1600px;
    margin: 0 auto;
    /* border: 1px solid #000; */
}

/* 动画初始状态 */
[data-animate] {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

/* 动画可见状态 */
[data-animate].animate--visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   图片懒加载占位效果样式
   ============================================ */

/* 图片加载状态 - 基础样式 */
img[data-src] {
    opacity: 0;
    transition: opacity 0.4s ease;
}

img.lazy-loaded {
    opacity: 1;
}

img.lazy-error {
    opacity: 0.5;
    filter: grayscale(100%);
}

/* 图片容器占位效果 - 加载中状态 */
.img-loading,
.case__item.img-loading,
.solution__right.img-loading,
.about__image-wrapper.img-loading,
.news__featured-image.img-loading,
.join-us__qrcode-item.img-loading {
    position: relative;
    background-color: #f5f5f5;
    overflow: hidden;
}

/* 占位效果 - 显示"星际网络"文字 */
.img-loading::before,
.case__item.img-loading::before,
.solution__right.img-loading::before,
.about__image-wrapper.img-loading::before,
.news__featured-image.img-loading::before,
.join-us__qrcode-item.img-loading::before {
    content: '星际网络';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--font-family-primary);
    font-size: 14px;
    font-weight: 500;
    color: #999;
    letter-spacing: 2px;
    z-index: 1;
    pointer-events: none;
}

/* 加载动画效果 - 闪烁动画 */
.img-loading::after,
.case__item.img-loading::after,
.solution__right.img-loading::after,
.about__image-wrapper.img-loading::after,
.news__featured-image.img-loading::after,
.join-us__qrcode-item.img-loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
            transparent 0%,
            rgba(255, 255, 255, 0.4) 50%,
            transparent 100%);
    animation: loading-shimmer 1.5s infinite;
    z-index: 0;
}

/* 闪烁动画关键帧 */
@keyframes loading-shimmer {
    0% {
        left: -100%;
    }

    100% {
        left: 100%;
    }
}

/* 图片加载完成状态 */
.img-loaded,
.case__item.img-loaded,
.solution__right.img-loaded,
.about__image-wrapper.img-loaded,
.news__featured-image.img-loaded,
.join-us__qrcode-item.img-loaded {
    background-color: transparent;
}

.img-loaded::before,
.img-loaded::after {
    display: none;
}

/* 图片加载失败状态 */
.img-error,
.case__item.img-error,
.solution__right.img-error,
.about__image-wrapper.img-error,
.news__featured-image.img-error,
.join-us__qrcode-item.img-error {
    position: relative;
    background-color: #f0f0f0;
}

.img-error::before {
    content: '加载失败';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--font-family-primary);
    font-size: 12px;
    color: #ccc;
    z-index: 1;
}

.img-error::after {
    display: none;
}

/* 搜索框抖动动画关键帧 - 修复：适配新的定位 */
@keyframes searchShake {

    0%,
    100% {
        transform: translateX(0);
    }

    20% {
        transform: translateX(-8px);
    }

    40% {
        transform: translateX(8px);
    }

    60% {
        transform: translateX(-4px);
    }

    80% {
        transform: translateX(4px);
    }
}

/* 确保图片在容器内正确显示 */
.case__item img,
.join-us__qrcode-item img {
    position: relative;
    z-index: 2;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.show-mobile {
    display: none;
}

@media screen and (max-width: 767px) {
    .hero__title-png.show-mobile {
        display: block;
        width: 100%;
        background-repeat: no-repeat;
        background-size: contain;
        top: 30%;
        left: 0px;
    }
}

#navbarSearch {
    display: none;
}

/* ============================================
   导航栏 (Navbar)
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--navbar-height);
    z-index: 1000;
    transition: background-color var(--transition-normal),
        box-shadow var(--transition-normal);
}

.show--scrolled,
.navbar--scrolled {
    /* background-color: var(--navbar-bg-solid); */
    background-color: #ffffff;
    /* box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1); */
}

.show--scrolled .navbar__link,
.navbar--scrolled .navbar__link {
    color: var(--navbar-text-dark);
}

.navbar--scrolled .navbar__logo-title,
.navbar--scrolled .navbar__logo-subtitle,
.navbar--scrolled .navbar__tagline {
    color: var(--navbar-text-dark);
}

.navbar--scrolled .navbar__action-btn {
    color: var(--navbar-text-dark);
}

.navbar--scrolled .navbar__phone {
    color: var(--navbar-text-dark);
}

.navbar--scrolled .navbar__toggle-bar {
    background-color: var(--navbar-text-dark);
}


.show--scrolled .navbar__logo-title,
.show--scrolled .navbar__logo-subtitle,
.show--scrolled .navbar__tagline {
    color: var(--navbar-text-dark);
}

.show--scrolled .navbar__action-btn {
    color: var(--navbar-text-dark);
}

.show--scrolled .navbar__phone {
    color: var(--navbar-text-dark);
}

.show--scrolled .navbar__toggle-bar {
    background-color: var(--navbar-text-dark);
}


.navbar__container {
    width: 100%;
    max-width: 100%;
    padding: 0 1% !important;
    height: 100%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo区域 */
.navbar__brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    /* min-width: 360px; */
}

.navbar__logo {
    display: inline-block;
    width: 192px;
    height: 52px;
    background-image: url('../img/logo-1.png');
    background-size: contain;
    background-repeat: no-repeat;
}

.show--scrolled .navbar__logo,
.navbar--scrolled .navbar__logo {
    background-image: url('../img/logo-2.png');
}


.navbar__logo-icon {
    width: 36px;
    height: 36px;
    color: var(--color-text-white);
    transition: color var(--transition-normal);
}

.navbar__logo-text {
    display: flex;
    flex-direction: column;
}

.navbar__logo-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text-white);
    line-height: 1.2;
    transition: color var(--transition-normal);
}

.navbar__logo-subtitle {
    font-size: 0.55rem;
    font-weight: 500;
    color: var(--color-text-muted);
    letter-spacing: 0.5px;
    transition: color var(--transition-normal);
}

.navbar__tagline {
    font-size: 1rem;
    color: var(--color-text-muted);
    margin-left: var(--spacing-xs);
    transition: color var(--transition-normal);
    margin-top: 4px;
    letter-spacing: 2px;
    overflow: hidden;
}

.navbar__tagline.top-logo {
    text-indent: -9999px;
    width: 121px;
    height: 30px;
    background-image: url('../img/top-logo-1.png');
    background-repeat: no-repeat;
    margin-top: 5px;
}

.show--scrolled .navbar__tagline.top-logo,
.navbar--scrolled .navbar__tagline.top-logo {
    background-image: url('../img/top-logo-2.png');
}



/* 导航菜单和功能区容器 */
.navbar__nav-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    /* min-width: 1190px; */
}

/* 导航菜单 */
.navbar__nav {
    flex: 1;
    display: flex;
    justify-content: flex-end;
    padding-right: var(--spacing-md);
}

.navbar__menu {
    display: flex;
    align-items: center;
    /* gap: var(--spacing-md); */
    gap: 2.8rem;
}

/* 头部导航适配 */

@media screen and (max-width: 1580px) {
    .navbar__menu {
        gap: 1.8rem;
    }
}

@media screen and (max-width: 1430px) {
    .navbar__tagline {
        display: none;
    }
}

@media screen and (max-width: 1280px) {

    .navbar__search,
    .navbar__action-btn.wx-btn {
        display: none !important;
    }
}

@media screen and (max-width: 1200px) {
    .navbar__menu {
        gap: 1rem;
    }

    .navbar__nav {
        padding-right: 0;
    }

}

/* 头部导航适配 */



.navbar__link {
    font-size: 1.1rem;
    /* font-weight: 500; */
    color: var(--color-text-white);
    padding: var(--spacing-xs) 0;
    position: relative;
    transition: color var(--transition-fast);
}

.navbar__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-fast);
}

.navbar__link:hover::after,
.navbar__link--active::after {
    width: 100%;
}

.navbar__link--active {
    font-weight: 600;
}

/* 右侧功能区 */
.navbar__actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.navbar__action-btn {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-white);
    border-radius: 4px;
    transition: background-color var(--transition-fast), color var(--transition-normal);
}

.navbar__action-btn.wx-btn {
    padding-right: 4px;
}

.navbar__action-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.navbar--scrolled .navbar__action-btn:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

.navbar__action-btn svg {
    width: 24px;
    height: 24px;
}

.navbar__action-btn.wx-btn svg {
    width: 34px;
    height: 34px;
    margin-top: 3px;
}

/* ============================================
   可伸缩搜索框组件样式
   ============================================ */

/* 搜索框容器 */
.navbar__search {
    position: relative;
    display: flex;
    align-items: center;
}

/* 搜索触发按钮 */
.navbar__search-toggle {
    z-index: 10;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

/* 搜索框展开时触发按钮变为激活状态 */
.navbar__search--expanded .navbar__search-toggle {
    background-color: rgba(255, 255, 255, 0.2);
    transform: scale(0.95);
}

/* 导航栏滚动后搜索按钮激活状态 */
.navbar--scrolled .navbar__search--expanded .navbar__search-toggle {
    background-color: rgba(0, 0, 0, 0.1);
}

/* 搜索表单容器 - 修复：在导航栏下方展开，避免与左侧导航重叠 */
.navbar__search-form {
    position: absolute;
    right: 0;
    top: calc(100% + 10px);
    transform: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    width: 0;
    height: 44px;
    padding: 0;
    background-color: rgba(255, 255, 255, 0.98);
    border: 1px solid rgba(0, 0, 0, 0.12);
    border-radius: 8px;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transition: width var(--transition-normal),
        opacity var(--transition-normal),
        visibility var(--transition-normal),
        background-color var(--transition-fast),
        border-color var(--transition-fast);
    z-index: 100;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

/* 搜索框展开状态 - 修复：在下方显示 */
.navbar__search--expanded .navbar__search-form {
    width: 320px;
    padding: 0 var(--spacing-sm);
    opacity: 1;
    visibility: visible;
}

/* 搜索框下方小三角指示器 */
.navbar__search-form::before {
    content: '';
    position: absolute;
    top: -6px;
    right: 12px;
    width: 12px;
    height: 12px;
    background-color: rgba(255, 255, 255, 0.98);
    border-left: 1px solid rgba(0, 0, 0, 0.12);
    border-top: 1px solid rgba(0, 0, 0, 0.12);
    transform: rotate(45deg);
    z-index: -1;
}

/* 导航栏滚动后的搜索框样式 */
.navbar--scrolled .navbar__search-form {
    background-color: rgba(255, 255, 255, 0.98);
    border-color: rgba(0, 0, 0, 0.15);
}

/* 导航栏滚动后的小三角样式 */
.navbar--scrolled .navbar__search-form::before {
    background-color: rgba(255, 255, 255, 0.98);
    border-left-color: rgba(0, 0, 0, 0.15);
    border-top-color: rgba(0, 0, 0, 0.15);
}

/* 搜索输入框 - 修复：使用深色文字配合白色背景 */
.navbar__search-input {
    flex: 1;
    height: 100%;
    padding-left: 10px;
    border: none;
    background: transparent;
    color: var(--navbar-text-dark);
    font-size: 0.875rem;
    font-family: inherit;
    outline: none;
}

/* 输入框占位符样式 */
.navbar__search-input::placeholder {
    color: rgba(0, 0, 0, 0.4);
}

/* 提交搜索按钮 - 修复：使用深色配色 */
.navbar__search-submit {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--navbar-text-dark);
    background-color: rgba(0, 0, 0, 0.08);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
    flex-shrink: 0;
}

.navbar__search-submit:hover {
    background-color: rgba(0, 0, 0, 0.15);
    transform: scale(1.05);
}

.navbar__search-submit svg {
    width: 14px;
    height: 14px;
}

/* 关闭按钮 - 修复：使用深色配色 */
.navbar__search-close {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--navbar-text-dark);
    background: transparent;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
    flex-shrink: 0;
}

.navbar__search-close:hover {
    background-color: rgba(0, 0, 0, 0.1);
    transform: rotate(90deg);
}

.navbar__search-close svg {
    width: 16px;
    height: 16px;
}

.navbar__phone {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text-white);
    font-size: 1.2rem;
    font-weight: 600;
    /* padding: var(--spacing-xs) var(--spacing-sm); */
    padding: 4px 16px;
    border-radius: 40px;
    /* transition: background-color var(--transition-fast), color var(--transition-normal); */
    transition: all var(--transition-normal);
}

.navbar__phone:hover {
    /* background-color: rgba(255, 255, 255, 0.1); */
    /* background-color: #f5a52388; */
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-text-white);
}

.navbar--scrolled .navbar__phone:hover svg {
    fill: white;
}

.navbar--scrolled .navbar__phone:hover {
    /* background-color: rgba(0, 0, 0, 0.05); */
    /* background-color: #f5a523d3; */
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
}

.navbar__phone svg {
    width: 16px;
    height: 16px;
    fill: white;
}

.navbar--scrolled .navbar__phone svg {
    fill: #000000;
}

.show--scrolled .navbar__phone svg {
    fill: #000000;
}


/* 汉堡菜单按钮 */
.navbar__toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    padding: 8px;
    z-index: 1001;
}

.navbar__toggle-bar {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-text-white);
    transition: transform var(--transition-fast),
        opacity var(--transition-fast),
        background-color var(--transition-normal);
}

.navbar__toggle--active .navbar__toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.navbar__toggle--active .navbar__toggle-bar:nth-child(2) {
    opacity: 0;
}

.navbar__toggle--active .navbar__toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ============================================
   Hero轮播区
   ============================================ */
.hero {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 600px;
    overflow: hidden;
}

.hero__swiper {
    width: 100%;
    height: 100%;
}

.hero__slide {
    position: relative;
    width: 100%;
    height: 100%;
    /* display: flex;
    align-items: flex-end; */
    padding: 15vh var(--spacing-xl) 0;
    overflow: hidden;
}

/* ============================================
   轮播项内容淡入动画效果
   ============================================ */

/* 轮播项内容初始状态 - 透明且向下偏移 */
.hero__slide .hero__content,
.hero__slide .hero__title-png {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
    will-change: opacity, transform;
}

/* 轮播项标题行单独设置动画延迟，实现错落效果 */
.hero__slide .hero__title-line {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    will-change: opacity, transform;
}

.hero__slide .hero__title-line:nth-child(1) {
    transition-delay: 0.1s;
}

.hero__slide .hero__title-line:nth-child(2) {
    transition-delay: 0.2s;
}

/* 副标题和CTA按钮 */
.hero__slide .hero__subtitle,
.hero__slide .hero__cta {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    will-change: opacity, transform;
}

.hero__slide .hero__subtitle {
    transition-delay: 0.3s;
}

.hero__slide .hero__cta {
    transition-delay: 0.4s;
}

/* 当前激活的轮播项 - 内容淡入显示 */
.hero__slide.swiper-slide-active .hero__content,
.hero__slide.swiper-slide-active .hero__title-png,
.hero__slide.swiper-slide-active .hero__title-line,
.hero__slide.swiper-slide-active .hero__subtitle,
.hero__slide.swiper-slide-active .hero__cta {
    opacity: 1;
    transform: translateY(0);
}

/* 轮播项切换时的过渡效果优化 */
.hero__slide.swiper-slide-prev .hero__content,
.hero__slide.swiper-slide-prev .hero__title-png,
.hero__slide.swiper-slide-prev .hero__title-line,
.hero__slide.swiper-slide-prev .hero__subtitle,
.hero__slide.swiper-slide-prev .hero__cta {
    opacity: 0;
    transform: translateY(-20px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

/* 浏览器兼容性处理 */
@supports not (transition: opacity 0.8s ease) {

    .hero__slide .hero__content,
    .hero__slide .hero__title-png,
    .hero__slide .hero__title-line,
    .hero__slide .hero__subtitle,
    .hero__slide .hero__cta {
        opacity: 1;
        transform: none;
    }
}


/* 背景图 */
.hero__slide--1 {
    /* background-image: url('../img/banner1.jpg');
    background-size: cover;
    background-position: center; */
}

.hero__slide--2 {
    background-image: url('../img/banner1.jpg');
    background-size: cover;
    background-position: center;
}

.hero__slide--3 {
    background-image: url('../img/banner3.jpg');
    background-size: cover;
    background-position: center;
}

.hero__slide--4 {
    background-image: url('../img/banner4.jpg');
    background-size: cover;
    background-position: center;
}

.hero__slide--5 {
    background-image: url('../img/banner5.jpg');
    background-size: cover;
    background-position: center;
}

.hero__slide--3 .hero__title-line:first-child {
    font-size: 2.8vw !important;
    color: #fff;
}

.hero__slide--5 .hero__title-line:first-child {
    font-size: 2.8vw !important;
    color: #c35e1a;
    text-shadow: none;
}


.hero__slide--3 .hero__subtitle {
    font-size: 1.4vw !important;
    margin-top: -1vw;
    letter-spacing: 2px;
}

.hero__slide--5 .hero__subtitle {
    font-size: 1.2vw !important;
    margin-top: -1vw;
    letter-spacing: 2px;
    color: #c35e1a;
}



/* 视频背景样式 */
.hero__slide--video {
    position: relative;
    overflow: hidden;
}

.hero__video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    object-fit: cover;
    z-index: 1;
}

.hero__video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* background: linear-gradient(135deg, rgba(245, 166, 35, 0.3) 0%, rgba(232, 93, 4, 0.2) 100%); */
    z-index: 2;
    pointer-events: none;
}

.hero__slide--video .hero__title-png {
    position: relative;
    z-index: 3;
}

.hero__content {
    position: relative;
    z-index: 10;
    padding-top: 6vw;
    text-align: left;
    margin: 0 auto;
    max-width: 1600px;
}

.hero__slide--4 .hero__content {
    padding-top: 1.8vw;
    padding-left: 35vw;
}

.hero__slide--4 .hero__title {
    margin-bottom: 0.5vw;
}


.hero__title {
    margin-bottom: 1.6vw;
}

.hero__title-png {
    width: 520px;
    height: 126px;
    text-indent: -9999px;
    background-image: url('/static/default/whl/img/banner1-1.png');
    background-size: cover;
    background-position: center;
    overflow: hidden;
    position: absolute;
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.hero__title-line {
    display: block;
    font-size: 2.8vw !important;
    font-weight: 700;
    color: var(--color-text-white);
    line-height: 1.3;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    letter-spacing: 2px;
}

.hero__title-line:first-child {
    font-size: 3.6vw !important;
    font-weight: 600;
    margin-bottom: 0.4vw;
    color: #ff811c;
}

.hero__subtitle {
    font-size: 1.3rem;
    color: var(--color-text-light);
    margin-bottom: 3vw;
    font-weight: 400;
}

.hero__cta {
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-sm);
    background-color: #ff811c;
    backdrop-filter: blur(10px);
    border-radius: 30px;
    border: 0px solid rgba(255, 255, 255, 0.3);
    transition: background-color var(--transition-fast), transform var(--transition-fast);
    box-shadow: 0 4px 15px rgba(235, 79, 14, 0.9);
}

.hero__cta:hover {
    /* background-color: rgba(255, 255, 255, 0.3); */
    background-color: #ff821c98;
    transform: translateY(-2px);
}

.hero__cta-text {
    font-size: 1.1rem;
    color: var(--color-text-white);
    font-weight: 500;
    padding-left: 25px;
}

.hero__cta-arrow {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #fbc739;
    border-radius: 50%;
    transition: background-color var(--transition-fast);
}

.hero__cta:hover .hero__cta-arrow {
    background-color: rgba(255, 255, 255, 0.5);
}

.hero__cta-arrow svg {
    width: 30px;
    height: 30px;
    color: var(--color-text-white);
}

/* 轮播控制 */
.hero__pagination {
    bottom: 40px !important;
}

.hero__pagination .swiper-pagination-bullet {
    width: 40px;
    height: 4px;
    background-color: rgba(255, 255, 255, 0.4);
    border-radius: 2px;
    opacity: 1;
    transition: background-color var(--transition-fast);
}

.hero__pagination .swiper-pagination-bullet-active {
    background-color: var(--color-text-white);
}

.hero__nav-btn {
    width: 50px;
    height: 50px;
    background-color: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    color: var(--color-text-white);
    transition: background-color var(--transition-fast);
}

.hero__nav-btn::after {
    font-size: 1.2rem;
    font-weight: 700;
}

.hero__nav-btn:hover {
    background-color: rgba(255, 255, 255, 0.3);
}

.hero__nav-btn--prev {
    left: 30px;
}

.hero__nav-btn--next {
    right: 30px;
}

/* 背景装饰图案 */
.hero__bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    opacity: 0.1;
    background-image:
        radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(255, 255, 255, 0.2) 0%, transparent 40%);
}

/* ============================================
   响应式设计
   ============================================ */

/* 平板端 (768px - 1024px) */
@media screen and (max-width: 1024px) {
    .navbar__container {
        padding: 0 var(--spacing-md);
    }

    .navbar__menu {
        gap: var(--spacing-md);
    }

    .navbar__link {
        font-size: 0.85rem;
    }

    .hero__title-line {
        font-size: 2.5rem;
    }

    .hero__title-line:first-child {
        font-size: 2rem;
    }

}

@media screen and (min-width: 770px) {
    .navbar__container {
        width: 100%;
        max-width: 100%;
        padding: 0 5%;
    }
}

@media screen and (min-width: 1400px) {
    .navbar__container {
        padding: 0 8%;
    }
}

@media screen and (min-width: 1920px) {
    .navbar__container {
        padding: 0 10%;
    }
}

/* 移动端 (< 768px) */
@media screen and (max-width: 768px) {
    :root {
        --navbar-height: 60px;
    }

    .navbar__brand {
        min-width: auto;
    }

    /* 导航栏移动端适配 */
    .navbar__nav-container {
        position: fixed;
        top: var(--navbar-height);
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: flex-start;
        background-color: var(--navbar-bg-solid);
        padding: var(--spacing-md);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: transform var(--transition-normal),
            opacity var(--transition-normal),
            visibility var(--transition-normal);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    }

    .navbar__nav-container--active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .navbar__nav {
        width: 100%;
        justify-content: flex-start;
    }

    .navbar__menu {
        flex-direction: column;
        gap: var(--spacing-sm);
        align-items: center;
        width: 100%;
    }

    .navbar__link {
        color: var(--navbar-text-dark);
        font-size: 1rem;
        padding: var(--spacing-xs) 0;
        width: 100%;
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    }

    .navbar__link::after {
        display: none;
    }

    .navbar__actions {
        display: none;
    }

    .navbar__toggle {
        display: flex;
    }

    .navbar__tagline {
        display: none;
    }

    /* 移动端搜索框适配 */
    .navbar__search--expanded .navbar__search-form {
        width: calc(100vw - 40px);
        max-width: 320px;
        right: -10px;
    }

    /* 移动端小三角位置调整 */
    .navbar__search-form::before {
        right: 22px;
    }

    .navbar__search-input {
        font-size: 16px;
        /* 防止iOS缩放 */
    }

    .hero {
        height: 40vh;
        min-height: auto;
    }

    .hero__content {
        margin-top: 13vw;
    }

    /* Hero区移动端适配 */
    .hero__slide {
        flex-direction: column;
        justify-content: center;
        padding: var(--spacing-lg);
        text-align: center;
    }

    .hero__title-line {
        font-size: 1.8rem;
    }

    .hero__title-line:first-child {
        margin-bottom: 1.6vw;
    }

    .hero__subtitle {
        font-size: 0.95rem;
    }

    .hero__cta {
        padding: 0 0;
        padding-right: 0;
    }

    .hero__cta-text {
        font-size: 0.8rem;
    }

    .hero__nav-btn {
        display: none;
    }

    .hero__pagination {
        bottom: 20px !important;
    }

    .hero__pagination .swiper-pagination-bullet {
        width: 30px;
        height: 3px;
    }

    /* 视频背景移动端适配 */
    .hero__video {
        object-fit: cover;
    }

    .hero__slide--video {
        background-image: url('../img/banner1.jpg');
        background-size: cover;
        background-position: center;
    }

    .hero__slide--video .hero__video {
        display: none;
    }

    .hero__slide--video .hero__video-overlay {
        display: none;
    }

    .hero__cta-arrow {
        width: 35px;
        height: 35px;
    }

    .hero__cta-arrow svg {
        width: 20px;
        height: 20px;
    }

    .hero__subtitle {
        margin-bottom: 10vw;
    }

    .solution__features {
        width: 100% !important;
    }


}

/* 小屏移动端 (< 480px) */
@media screen and (max-width: 480px) {
    .navbar__logo-title {
        font-size: 0.95rem;
    }

    .navbar__logo-subtitle {
        font-size: 0.5rem;
    }

    .hero__title-line {
        font-size: 5vw !important;
    }

    .hero__title-line:first-child {
        font-size: 8vw !important;
    }

    .hero__subtitle {
        font-size: 0.85rem;
    }

    .about__badge-2 {
        left: 105px !important;
        width: 12px !important;
        height: 12px !important;
    }

    .hero__slide--3 .hero__title-line:first-child {
        font-size: 5.8vw !important;
        color: #fff;

    }

    .hero__slide--3 .hero__subtitle {
        font-size: 3vw !important;
        margin-top: 0vw;
        letter-spacing: 0px;
    }





}

/* 大屏桌面端 (> 1400px) */
@media screen and (min-width: 1400px) {

    .hero__title-line {
        font-size: 3.5vw;
    }

    .hero__title-line:first-child {
        font-size: 2.6vw;
    }

    .hero__visual {
        right: 15%;
    }
}

/* ============================================
   成功案例区域 (Case Section)
   ============================================ */

.case-section {
    padding: 80px 20px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.case__content {
    max-width: 1600px;
    margin: 0 auto;
}

.case__title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 50px;
    color: #333;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.case__title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, #F5A623, #FF8C42);
    border-radius: 2px;
}

/* CSS Grid 布局 */
.case__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: 400px 200px 200px;
    gap: 20px;
}

/* 第一行：2列布局 - 第一个项目跨2列 */
.case__item:nth-child(1) {
    grid-column: span 2;
}

.case__item:nth-child(2) {
    grid-column: span 1;
}

/* 第二行和第三行：各3列 */
.case__item:nth-child(3),
.case__item:nth-child(4),
.case__item:nth-child(5) {
    grid-column: span 1;
}

.case__item:nth-child(6),
.case__item:nth-child(7),
.case__item:nth-child(8) {
    grid-column: span 1;
}

/* 案例项目卡片 */
.case__item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.case__item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.case__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.case__item:hover .case__image {
    transform: scale(1.05);
}

/* 遮罩层 */
.case__overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 30px 20px 20px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.4) 50%, transparent 100%);
    color: white;
    transition: background 0.3s ease;
    z-index: 3;
}

.case__item:hover .case__overlay {
    background: linear-gradient(to top, rgba(255, 131, 21, 0.9) 0%, rgba(255, 131, 21, 0.6) 50%, transparent 100%);
}

.case__name {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 5px;
    /* text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3); */
}

.case__desc {
    font-size: 0.9rem;
    opacity: 0.9;
    /* text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3); */
}

/* 查看更多特殊样式 */
.case__overlay--more {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(245, 166, 35, 0.9) 0%, rgba(255, 140, 66, 0.9) 100%) !important;
    top: 0;
    padding: 20px;
}

.case__more-icon {
    font-size: 3rem;
    font-weight: 300;
    margin-bottom: 10px;
    opacity: 0.9;
}

/* ============================================
   解决方案区域 (Solution Section)
   ============================================ */

.solution-section {
    padding: 100px 40px 40px;
    background: #ffffff;
}

.solution__wrapper {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 60px;
    margin: 0 auto;
}

.solution__left {
    flex: 1;
    max-width: 600px;
}

.solution__header {
    margin-bottom: 24px;
}

.solution__en-title {
    font-size: 3.2rem;
    font-weight: bold;
    color: var(--color-text-dark);
    font-family: var(--font-family-xjwl);
    line-height: 36px;
}

.solution__zh-title {
    font-size: 44px;
    font-weight: 600;
    color: #333;
    position: relative;
    display: inline-block;
}

.solution__zh-title i {
    font-weight: 600;
    color: #ff811c;
    margin-right: 2px;
    font-style: normal;
}

.solution__main-title {
    font-size: 36px;
    font-weight: 700;
    color: #222;
    margin: 30px 0 20px;
}

.solution__desc {
    font-size: 18px;
    color: #666;
    margin-bottom: 16px;
}

.solution__more-link {
    display: inline-block;
    font-size: 18px;
    color: #F5A623;
    font-weight: 500;
    margin-bottom: 50px;
    transition: color 0.3s ease;
}

.solution__more-link:hover {
    color: #E85D04;
}

.solution__swiper {
    overflow: hidden;
}

.solution__swiper .swiper-wrapper {
    /* 通过改变animation-timing-function 制作弹性切换效果 */
    transition: 2s cubic-bezier(0.68, -0.4, 0.27, 1.34) 0.2s;
}


/* 三个图标项 */
.solution__features {
    width: 320px;
}

.solution__feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    transition: transform 0.3s ease;
    position: relative;
}

.solution__feature-item::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 0px;
    height: 2px;
    background-color: #F5A623;
    transition: width 0.6s ease-in;
}

.swiper-slide-thumb-active .solution__feature-item::after {
    width: 20px;
}

.solution__feature-item:hover {
    transform: translateY(-5px);
}

.swiper-slide-thumb-active .solution__feature-text {
    color: #F5A623;
}


.solution__feature-icon {
    width: 40px;
    height: 38px;
    color: #666;
    transition: color 0.3s ease;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.solution__feature-icon-1 {
    background-image: url('../img/in_ac01.png');
}

.solution__feature-icon-2 {
    background-image: url('../img/in_ac02.png');
}

.solution__feature-icon-3 {
    background-image: url('../img/in_ac03.png');
}

.solution__feature-icon-4 {
    background-image: url('../img/in_ac04.png');
}

.solution__feature-item:hover .solution__feature-text {
    color: #F5A623;
}

.solution__feature-text {
    font-size: 18px;
    color: #555;
    font-weight: 500;
}

/* 右侧图片区 */
.solution__right {
    flex: 1;
    position: relative;
    text-align: right;
}

.solution__right-img1 {
    object-fit: cover;
    max-height: 490px;
}

@keyframes bounce-down {
    25% {
        transform: translateY(-4px);
    }

    50%,
    100% {
        transform: translateY(0);
    }

    75% {
        transform: translateY(4px);
    }
}

.animate-bounceud {
    -webkit-animation: bounce-down 2s linear infinite;
    animation: bounce-down 2s linear infinite;
}

/* ============================================
   解决方案区域响应式设计
   ============================================ */

@media screen and (max-width: 1024px) {
    .solution-section {
        padding: 80px 30px;
    }

    .solution__wrapper {
        gap: 40px;
    }

    .solution__en-title {
        font-size: 1.6rem;
    }

    .solution__main-title {
        font-size: 1.5rem;
    }

    .solution__features {
        gap: 35px;
    }

    .solution__feature-icon {
        width: 48px;
        height: 48px;
    }
}

@media screen and (max-width: 768px) {
    .solution-section {
        padding: 60px 20px;
    }

    .solution__wrapper {
        flex-direction: column;
        text-align: center;
    }

    .solution__left {
        max-width: 100%;
    }

    .solution__zh-title::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .solution__main-title {
        font-size: 1.3rem;
    }

    .solution__desc {
        font-size: 0.9rem;
        text-align: left;
    }

    .solution__features {
        justify-content: center;
        gap: 40px;
    }

    .solution__right {
        max-width: 100%;
        margin-top: 40px;
    }

    .solution__right img {
        width: 100%;
        height: auto;
    }

    .solution__image {
        max-width: 400px;
    }
}

@media screen and (max-width: 480px) {
    .solution-section {
        padding: 50px 15px 0px;
    }

    .solution__en-title {
        font-size: 1.4rem;
    }

    .solution__main-title {
        font-size: 1.15rem;
        margin: 25px 0 15px;
    }

    .solution__features {
        gap: 25px;
    }

    .solution__feature-icon {
        width: 40px;
        height: 40px;
    }

    .solution__feature-text {
        font-size: 0.8rem;
    }

    .solution__more-link {
        margin-bottom: 35px;
    }
}

/* ============================================
   案例区域响应式设计
   ============================================ */

/* 平板端 (768px - 1024px) */
@media screen and (max-width: 1024px) {
    .case-section {
        padding: 60px 15px;
    }

    .case__title {
        font-size: 2rem;
        margin-bottom: 40px;
    }

    .case__grid {
        grid-template-rows: 320px 160px 160px;
        gap: 15px;
    }

    .case__name {
        font-size: 1rem;
    }

    .case__desc {
        font-size: 0.8rem;
    }

    .case__overlay {
        padding: 20px 15px 15px;
    }
}

/* 移动端 (< 768px) */
@media screen and (max-width: 768px) {
    .case-section {
        padding: 40px 10px;
    }

    .case__title {
        font-size: 1.5rem;
        margin-bottom: 30px;
    }

    .case__grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: 240px 120px 120px;
        gap: 10px;
    }

    /* 移动端调整布局 */
    .case__item:nth-child(1) {
        grid-column: span 2;
        grid-row: span 1;
    }

    .case__item:nth-child(2) {
        grid-column: span 1;
    }

    .case__name {
        font-size: 0.85rem;
        margin-bottom: 2px;
    }

    .case__desc {
        font-size: 0.7rem;
    }

    .case__overlay {
        padding: 12px 8px 8px;
    }

    .case__more-icon {
        font-size: 2rem;
    }
}

/* 小屏移动端 (< 480px) */
@media screen and (max-width: 480px) {
    .case__grid {
        grid-template-columns: 1fr;
        grid-template-rows: 280px 140px 140px 140px 140px 140px 140px 140px;
        gap: 10px;
    }

    .case__item:nth-child(1) {
        grid-column: span 1;
    }

    .case__name {
        font-size: 0.95rem;
    }

    .case__desc {
        font-size: 0.75rem;
    }

    .case__overlay {
        padding: 15px 12px 12px;
    }
}

/* ============================================
   关于我们区域 (About Section)
   ============================================ */

.about-section {
    padding: 100px 40px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.about__content {
    display: flex;
    flex-direction: column;
    gap: 60px;
}

/* 上半部分：左右布局 */
.about__top {
    display: flex;
    justify-content: space-between;
    gap: 80px;
}

/* 左侧标题区 */
.about__left {
    flex: 0 0 380px;
    position: relative;
}

.about__header {
    position: relative;
    margin-bottom: 30px;
}

.about__badge {
    position: absolute;
    top: -50px;
    left: 205px;
    width: 52px;
    height: 52px;
    background-image: linear-gradient(90deg, #f5902a 0%, #fb6038 80%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about__badge-number {
    font-size: 32px;
    font-weight: 700;
    color: #fff;
}

@keyframes bounce-up {
    25% {
        transform: translateY(2px);
    }

    50%,
    100% {
        transform: translateY(0);
    }

    75% {
        transform: translateY(-2px);
    }
}

.about__badge-2 {
    position: absolute;
    top: -2px;
    left: 185px;
    background: linear-gradient(-90deg, #f5902a 0%, #fb6038 80%);
    width: 16px;
    height: 16px;
    border-radius: 50%;
    -webkit-animation: bounce-up 2s ease-in-out infinite;
    animation: bounce-up 2s ease-in-out infinite;
}



.about__title {
    font-size: 44px;
    font-weight: 700;
    color: #333;
    margin-bottom: 4px;
}

.about__en-title {
    font-size: 44px;
    font-weight: bold;
    color: #F5A623;
    margin-bottom: 22px;
    line-height: 32px;
}

.about__subtitle {
    font-size: 28px;
    color: #666;
    font-weight: 400;
}

.about__readmore {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 18px;
    color: #999;
    transition: color 0.3s ease;
    position: absolute;
    bottom: 0;
}

.about__readmore svg {
    width: 18px;
    height: 18px;
}

.about__readmore:hover {
    color: #F5A623;
}

/* 右侧内容区 */
.about__right {
    flex: 1;
    max-width: 950px;
    min-width: 0;
    overflow: hidden;
}

.about__swiper {
    width: 100%;
    overflow: hidden;
}

.about__swiper .swiper {
    width: 100%;
}

.about__swiper .swiper-wrapper {
    width: 100%;
}

.about__swiper .swiper-slide {
    width: 100% !important;
    height: auto;
}

.about__text {
    margin-bottom: 40px;
    width: 100%;
    overflow-wrap: break-word;
    word-wrap: break-word;
}

.about__text p {
    font-size: 18px;
    color: #666;
    line-height: 1.9;
    margin-bottom: 16px;
    text-align: justify;
    text-indent: 28px;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.about2-values-list {
    padding-left: 100px;
}

.about2-values-list li {
    font-size: 18px;
    color: #666;
    line-height: 1.9;
    margin-bottom: 16px;
    text-align: justify;
    /* text-indent: 28px; */
    word-wrap: break-word;
    overflow-wrap: break-word;
}


.about__nav {
    display: flex;
    align-items: center;
    gap: 16px;
}

.about__nav-item {
    font-size: 20px;
    color: #999;
    font-weight: 500;
    position: relative;
    transition: color 0.3s ease;
}

.about__nav-item--active {
    color: #333;
}

.about__nav-item--active::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 0;
    width: 50%;
    height: 2px;
    background: #F5A623;
}

.about__nav-item:hover {
    color: #F5A623;
}


/* 导航项点击反馈 */
.about__nav-item:active {
    transform: scale(0.95);
}

.about__nav-separator {
    color: #ccc;
    font-size: 0.9rem;
}

/* 下半部分：大图区 */
.about__bottom {
    width: 100%;
}

.about__image-wrapper {
    position: relative;
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
}

.about__image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    display: block;
}

.about__play-btn {
    z-index: 3;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90px;
    height: 90px;
    /* background: rgba(255, 255, 255, 0.95); */
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    /* box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2); */
    transition: transform 0.3s ease, background 0.3s ease;
    background-image: url('/static/default/whl/img/play.png');
    background-size: cover;
    background-position: center;
}

.about__play-btn:hover {
    transform: translate(-50%, -50%) scale(1.1);
    /* background: #fff; */
}

.about__play-btn svg {
    width: 28px;
    height: 28px;
    color: #F5A623;
    margin-left: 4px;
}

/* ============================================
   关于我们区域响应式设计
   ============================================ */

@media screen and (max-width: 1024px) {
    .about-section {
        padding: 80px 30px;
    }

    .about__top {
        gap: 50px;
    }

    .about__left {
        flex: 0 0 300px;
    }

    .about__title {
        font-size: 1.8rem;
    }

    .about__en-title {
        font-size: 1.3rem;
    }

    .about__text p {
        font-size: 0.9rem;
    }

    .about__image {
        height: 350px;
    }
}

@media screen and (max-width: 768px) {
    .about-section {
        padding: 60px 20px;
    }

    .about__content {
        gap: 40px;
    }

    .about__top {
        flex-direction: column;
        gap: 30px;
    }

    .about__left {
        flex: none;
        width: 100%;
    }

    .about__right {
        max-width: 100%;
        width: 100%;
    }

    .about__swiper {
        width: 100%;
    }

    .about__swiper .swiper {
        width: 100%;
    }

    .about__swiper .swiper-slide {
        width: 100% !important;
    }

    .about__badge {
        left: 120px;
        width: 32px;
        height: 32px;
        top: -30px;
    }

    .about__badge-number {
        font-size: 0.75rem;
    }

    .about__title {
        font-size: 1.6rem;
    }

    .about__en-title {
        font-size: 1.1rem;
    }

    .about__subtitle {
        font-size: 0.9rem;
    }

    .about__text {
        margin-bottom: 25px;
        width: 100%;
    }

    .about__text p {
        font-size: 0.85rem;
        line-height: 1.8;
        text-indent: 24px;
    }

    .about__swiper {
        width: 100%;
    }

    .about__swiper .swiper-slide {
        width: 100% !important;
    }

    .about__nav {
        gap: 12px;
    }

    .about__nav-item {
        font-size: 0.85rem;
    }

    .about__image {
        height: 250px;
    }

    .about__play-btn {
        width: 55px;
        height: 55px;
    }

    .about__play-btn svg {
        width: 22px;
        height: 22px;
    }
}

@media screen and (max-width: 480px) {
    .about-section {
        padding: 50px 15px;
    }

    .about__image {
        height: 200px;
    }

    .about__play-btn {
        width: 50px;
        height: 50px;
    }

    .about__play-btn svg {
        width: 20px;
        height: 20px;
    }
}

/* ============================================
   新闻中心区域 (News Section)
   ============================================ */

.news-section {
    position: relative;
    padding: 80px 40px;
    overflow: hidden;
    background: linear-gradient(135deg, #F5A623 0%, #FF8C42 50%, #E85D04 100%);
}

/* 视频背景样式 */
.news__video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    object-fit: cover;
    z-index: 0;
}

/* 视频遮罩层 - 确保内容可读性 */
.news__video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(245, 166, 35, 0.7) 0%, rgba(255, 140, 66, 0.65) 50%, rgba(232, 93, 4, 0.7) 100%);
    z-index: 1;
    pointer-events: none;
}

/* 内容区域 - 确保在视频上方 */
.news__content {
    position: relative;
    z-index: 2;
    max-width: 1600px;
    margin: 0 auto;
}

/* 标题区 */
.news__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 40px;
}

.news__title-wrap {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.news__title-en {
    font-size: 44px;
    font-weight: 300;
    color: #fff;
}

.news__title-cn {
    font-size: 36px;
    font-weight: 600;
    color: #fff;
    line-height: 30px;
}

.news__readmore {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #fff;
    font-size: 22px;
    font-weight: 500;
    transition: opacity 0.3s ease;
}

.news__readmore:hover {
    opacity: 0.8;
}

.news__readmore svg {
    width: 24px;
    height: 24px;
}

/* 大图新闻 */
.news__featured {
    cursor: pointer;
    display: flex;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 30px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.news__featured-image {
    flex: 0 0 50%;
    overflow: hidden;
    height: 350px;
}

.news__featured-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    object-position: left top;
}

.news__featured-content {
    flex: 1;
    padding: 40px;
    display: flex;
    flex-direction: column;
}

.news__featured-title {
    font-size: 24px;
    font-weight: 600;
    color: #333;
    margin-bottom: 16px;
    line-height: 1.4;
}

.news__featured-divider {
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, #F5A623, #FF8C42);
    border-radius: 2px;
    margin-bottom: 20px;
}

.news__featured-desc {
    font-size: 16px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 24px;
    flex: 1;
}

.news__featured-date {
    font-size: 0.85rem;
    color: #999;
    margin-bottom: 16px;
}

.news__featured-link {
    font-size: 20px;
    color: #F5A623;
    font-weight: 500;
    transition: color 0.3s ease;
}

.news__featured-link:hover {
    color: #E85D04;
}

/* 小图新闻列表 */
.news__list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.news__item {
    background: #fff;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    cursor: pointer;
}

.news__item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.news__item-title {
    font-size: 22px;
    font-weight: 600;
    color: #333;
    margin-bottom: 12px;
    line-height: 1.5;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
}

.news__item-divider {
    width: 30px;
    height: 2px;
    background: linear-gradient(90deg, #F5A623, #FF8C42);
    border-radius: 1px;
    margin-bottom: 16px;
}

.news__item-desc {
    font-size: 16px;
    color: #666;
    line-height: 1.7;
    margin-bottom: 20px;
    flex: 1;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

.news__item-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
}

.news__item-date {
    font-size: 16px;
    color: #999;
}

.news__item-arrow {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #F5A623;
    border-radius: 50%;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.news__item-arrow:hover {
    background-color: #F5A623;
    color: #fff;
}

.news__item-arrow svg {
    width: 20px;
    height: 20px;
}

/* ============================================
   新闻中心区域响应式设计
   ============================================ */

@media screen and (max-width: 1024px) {
    .news-section {
        padding: 60px 30px;
    }

    .news__title-en {
        font-size: 1.6rem;
    }

    .news__featured {
        flex-direction: column;
    }

    .news__featured-image {
        flex: none;
        height: 300px;
    }

    .news__featured-content {
        padding: 30px;
    }

    .news__featured-title {
        font-size: 1.2rem;
    }

    .news__featured-desc {
        font-size: 0.9rem;
    }

    .news__list {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .news__item {
        padding: 24px;
    }
}

@media screen and (max-width: 768px) {
    .news-section {
        padding: 50px 20px;
    }

    /* 移动设备隐藏视频背景，使用渐变背景替代 */
    .news__video {
        display: none;
    }

    .news__video-overlay {
        background: linear-gradient(135deg, rgba(245, 166, 35, 0.95) 0%, rgba(255, 140, 66, 0.95) 50%, rgba(232, 93, 4, 0.95) 100%);
    }

    .news__header {
        margin-bottom: 30px;
    }

    .news__title-en {
        font-size: 1.4rem;
    }

    .news__title-cn {
        font-size: 1rem;
    }

    .news__readmore {
        font-size: 0.85rem;
    }

    .news__featured-image {
        height: 220px;
    }

    .news__featured-content {
        padding: 24px;
    }

    .news__featured-title {
        font-size: 1.1rem;
    }

    .news__featured-desc {
        font-size: 0.85rem;
        line-height: 1.6;
    }

    .news__list {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .news__item {
        padding: 20px;
    }

    .news__item-title {
        font-size: 1rem;
    }

    .news__item-desc {
        font-size: 0.85rem;
    }
}

@media screen and (max-width: 480px) {
    .news-section {
        padding: 40px 15px;
    }

    .news__featured-image {
        height: 180px;
    }

    .news__featured-content {
        padding: 20px;
    }

    .news__featured-title {
        font-size: 1rem;
    }

    .news__featured-desc {
        font-size: 0.8rem;
    }

    .news__item {
        padding: 18px;
    }

    .news__item-title {
        font-size: 0.95rem;
    }

    .news__item-desc {
        font-size: 0.8rem;
    }
}

/* ============================================
   宣传语区域 (Promotion Section)
   ============================================ */

.promotion {
    padding: 100px 40px;
    background: #ffffff;
}

.promotion__content {
    max-width: 1600px;
    margin: 0 auto;
    text-align: center;
}

.promotion__title {
    font-size: 3rem;
    font-weight: 600;
    color: #F5A623;
    margin-bottom: 16px;
    letter-spacing: 2px;
}

.promotion__desc {
    font-size: 2rem;
    color: #333;
    font-weight: bold;
}

/* ============================================
   宣传语区域响应式设计
   ============================================ */

@media screen and (max-width: 1024px) {
    .promotion {
        padding: 80px 30px;
    }

    .promotion__title {
        font-size: 1.7rem;
    }

    .promotion__desc {
        font-size: 0.95rem;
    }
}

@media screen and (max-width: 768px) {
    .promotion {
        padding: 60px 20px;
    }

    .promotion__title {
        font-size: 1.4rem;
        margin-bottom: 12px;
    }

    .promotion__desc {
        font-size: 0.9rem;
    }
}

@media screen and (max-width: 480px) {
    .promotion {
        padding: 50px 15px;
    }

    .promotion__title {
        font-size: 1.2rem;
        letter-spacing: 1px;
    }

    .promotion__desc {
        font-size: 0.85rem;
    }
}

/* ============================================
   加入我们区域 (Join Us Section)
   ============================================ */

.join-us {
    width: 100%;
}

/* 顶部橙色背景区域 */
.join-us__top {
    background: linear-gradient(135deg, #F5A623 0%, #E85D04 100%);
    padding: 80px 40px;
    text-align: center;
    overflow: hidden;
    position: relative;
}

.join-us__top-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    position: relative;
    z-index: 1;
}

.join-us__title {
    font-size: 44px;
    font-weight: 700;
    color: #fff;
    margin: 0;
}

.join-us__subtitle {
    font-size: 36px;
    color: #fff;
    margin: 0;
    font-weight: 500;
}

.join-us__arrow {
    width: 40px;
    height: 40px;
    color: #fff;
    margin: 8px 0;
    animation: bounce 2s infinite;
}

.join-us__arrow svg {
    width: 100%;
    height: 100%;
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0);
    }

    40% {
        transform: translateY(-10px);
    }

    60% {
        transform: translateY(-5px);
    }
}

.join-us__btn {
    display: inline-block;
    padding: 12px 40px;
    background: #fff;
    color: #F5A623;
    font-size: 18px;
    font-weight: 600;
    border-radius: 40px;
    transition: all 0.3s ease;
    margin-top: 8px;
}

.join-us__btn:hover {
    background: #f5f5f5;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* 底部内容区域 */
.join-us__bottom {
    background: #fff;
    padding: 60px 40px 40px;
}

.join-us__bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 50px;
}

/* 左侧文字内容 */
.join-us__left {
    flex: 1;
}

.join-us__bottom-title {
    font-size: 40px;
    font-weight: 600;
    color: #F5A623;
}

.join-us__bottom-subtitle {
    font-size: 40px;
    color: #333;
    margin: 0 0 24px 0;
    font-weight: 500;
}

.join-us__bottom-btn {
    display: inline-block;
    padding: 10px 32px;
    background: #333;
    color: #fff;
    font-size: 18px;
    font-weight: 500;
    border-radius: 30px;
    transition: all 0.3s ease;
}

.join-us__bottom-btn:hover {
    background: #555;
    transform: translateY(-2px);
}

/* 右侧二维码区域 */
.join-us__right {
    display: flex;
    gap: 40px;
}

.join-us__qrcode-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.join-us__qrcode-img {
    width: 120px;
    height: 120px;
    border-radius: 8px;
    object-fit: cover;
}

.join-us__qrcode-text {
    font-size: 16px;
    color: #666;
}

/* 联系信息区域 */
.join-us__contact {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 40px;
    border-top: 1px solid #eee;
}

.join-us__contact-left {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
}

.join-us__contact-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.join-us__contact-label {
    font-size: 18px;
    color: var(--color-text-dark);
    font-weight: 500;
}

.join-us__contact-value {
    font-size: 16px;
    color: #333;
    font-weight: 500;
}

.join-us__contact-right {
    display: flex;
    gap: 16px;
}

.join-us__social-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.join-us__social-icon svg {
    width: 24px;
    height: 24px;
}

.join-us__social-icon--wechat {
    background: #07C160;
    color: #fff;
}

.join-us__social-icon--wechat:hover {
    background: #06ad56;
    transform: translateY(-2px);
}

.join-us__social-icon--weibo {
    background: #E6162D;
    color: #fff;
}

.join-us__social-icon--weibo:hover {
    background: #cc1428;
    transform: translateY(-2px);
}

/* ============================================
   加入我们区域响应式设计
   ============================================ */

@media screen and (max-width: 1024px) {
    .join-us__top {
        padding: 60px 30px;
    }

    .join-us__title {
        font-size: 2rem;
    }

    .join-us__subtitle {
        font-size: 1.2rem;
    }

    .join-us__bottom {
        padding: 50px 30px 35px;
    }

    .join-us__bottom-content {
        flex-direction: column;
        gap: 40px;
        text-align: center;
    }

    .join-us__bottom-title {
        font-size: 1.5rem;
    }

    .join-us__bottom-subtitle {
        font-size: 1.2rem;
    }

    .join-us__right {
        gap: 30px;
    }

    .join-us__qrcode-img {
        width: 100px;
        height: 100px;
    }

    .join-us__contact {
        flex-direction: column;
        gap: 30px;
        text-align: center;
    }

    .join-us__contact-left {
        justify-content: center;
        gap: 30px;
    }

    .join-us__contact-item {
        align-items: center;
    }
}

@media screen and (max-width: 768px) {
    .join-us__top {
        padding: 50px 20px;
    }

    .join-us__title {
        font-size: 1.6rem;
    }

    .join-us__subtitle {
        font-size: 1rem;
    }

    .join-us__arrow {
        width: 32px;
        height: 32px;
    }

    .join-us__btn {
        padding: 10px 32px;
        font-size: 0.9rem;
    }

    .join-us__bottom {
        padding: 40px 20px 30px;
    }

    .join-us__bottom-title {
        font-size: 1.2rem;
    }

    .join-us__bottom-subtitle {
        font-size: 1rem;
    }

    .join-us__bottom-btn {
        padding: 8px 24px;
        font-size: 0.85rem;
    }

    .join-us__qrcode-img {
        width: 90px;
        height: 90px;
    }

    .join-us__qrcode-text {
        font-size: 0.75rem;
    }

    .join-us__contact {
        padding-top: 30px;
    }

    .join-us__contact-left {
        flex-direction: row;
        gap: 20px;
    }

    .join-us__contact-item {
        gap: 2px;
    }

    .join-us__contact-label {
        font-size: 0.75rem;
    }

    .join-us__contact-value {
        font-size: 0.85rem;
    }
}

@media screen and (max-width: 480px) {
    .join-us__top {
        padding: 40px 15px;
    }

    .join-us__title {
        font-size: 1.4rem;
    }

    .join-us__subtitle {
        font-size: 0.9rem;
    }

    .join-us__btn {
        padding: 8px 28px;
        font-size: 0.85rem;
    }

    .join-us__bottom {
        padding: 30px 15px 25px;
    }

    .join-us__bottom-title {
        font-size: 1rem;
    }

    .join-us__bottom-subtitle {
        font-size: 0.9rem;
        margin-bottom: 16px;
    }

    .join-us__right {
        gap: 20px;
    }

    .join-us__qrcode-img {
        width: 80px;
        height: 80px;
    }

    .join-us__qrcode-text {
        font-size: 0.7rem;
    }

    .join-us__social-icon {
        width: 36px;
        height: 36px;
    }

    .join-us__social-icon svg {
        width: 20px;
        height: 20px;
    }
}

/* ============================================
   底部区域 (Footer)
   ============================================ */

.footer {
    background-color: #1a1a1a;
    padding: 60px 40px 40px;
}

.footer__content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 30px;
}

.footer__logo-icon {
    width: 40px;
    height: 40px;
    color: #ffffff;
}

.footer__logo-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.footer__logo-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #ffffff;
    line-height: 1.2;
}

.footer__logo-subtitle {
    font-size: 0.65rem;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 1px;
    line-height: 1.2;
}

.footer__copyright {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 16px;
}

.footer__icp {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-bottom: 20px;
}

.footer__icp span {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

.footer__sitemap {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    transition: color 0.3s ease;
}

.footer__sitemap:hover {
    color: #ffffff;
}

/* ============================================
   返回顶部按钮 (Back to Top)
   ============================================ */

.back-to-top {
    position: fixed;
    bottom: 40px;
    right: 40px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: opacity var(--transition-normal),
        visibility var(--transition-normal),
        transform var(--transition-normal),
        box-shadow var(--transition-fast);
    box-shadow: 0 4px 15px rgba(245, 166, 35, 0.4);
    z-index: 999;
}

.back-to-top--visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(245, 166, 35, 0.5);
}

.back-to-top:active {
    transform: translateY(-1px);
}

.back-to-top svg {
    width: 24px;
    height: 24px;
    color: #ffffff;
    transition: transform var(--transition-fast);
}

.back-to-top:hover svg {
    transform: translateY(-2px);
}

/* 返回顶部按钮响应式设计 */
@media screen and (max-width: 1024px) {
    .back-to-top {
        bottom: 30px;
        right: 30px;
        width: 46px;
        height: 46px;
    }

    .back-to-top svg {
        width: 22px;
        height: 22px;
    }
}

@media screen and (max-width: 768px) {
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 44px;
        height: 44px;
    }

    .back-to-top svg {
        width: 20px;
        height: 20px;
    }
}

@media screen and (max-width: 480px) {
    .back-to-top {
        bottom: 15px;
        right: 15px;
        width: 40px;
        height: 40px;
    }

    .back-to-top svg {
        width: 18px;
        height: 18px;
    }
}

/* ============================================
   底部区域响应式设计
   ============================================ */

@media screen and (max-width: 768px) {
    .footer {
        padding: 50px 30px 30px;
    }

    .footer__logo-title {
        font-size: 1.3rem;
    }

    .footer__logo-subtitle {
        font-size: 0.6rem;
    }

    .footer__copyright {
        font-size: 0.85rem;
    }

    .footer__icp {
        gap: 12px;
    }

    .footer__icp span {
        font-size: 0.8rem;
    }
}

@media screen and (max-width: 480px) {
    .footer {
        padding: 40px 20px 25px;
    }

    .footer__logo {
        margin-bottom: 24px;
    }

    .footer__logo-icon {
        width: 36px;
        height: 36px;
    }

    .footer__logo-title {
        font-size: 1.2rem;
    }

    .footer__copyright {
        font-size: 0.8rem;
        margin-bottom: 12px;
    }

    .footer__icp {
        flex-direction: row;
        gap: 16px;
        margin-bottom: 16px;
    }

    .footer__icp span {
        font-size: 0.75rem;
    }

    .footer__sitemap {
        font-size: 0.85rem;
    }
}

#victor-output {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    right: 0;
}

/* ============================================
   二级菜单样式 (Dropdown Menu)
   ============================================ */

/* PC端二级菜单容器 */
.navbar__item {
    position: relative;
}

/* 下拉箭头样式 */
.navbar__arrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    margin-left: -4px;
    transition: transform var(--transition-fast);
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    right: -18px;
}

.navbar__arrow svg {
    width: 12px;
    height: 12px;
}

/* 二级菜单下拉容器 - 满屏显示 */
.navbar__dropdown {
    position: fixed;
    top: var(--navbar-height, 80px);
    left: 0;
    right: 0;
    width: 100vw;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity var(--transition-normal),
        visibility var(--transition-normal),
        transform var(--transition-normal);
    z-index: 1001;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.12);
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

/* 导航栏滚动后的二级菜单位置调整 */
.navbar--scrolled .navbar__dropdown {
    top: var(--navbar-height-scrolled, 80px);
}

/* 二级菜单内部容器 */
.navbar__dropdown-inner {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    background-color: transparent;
    padding: 40px 0px;
    overflow: visible;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

/* 小三角指示器 - 隐藏（满屏菜单不需要） */
.navbar__dropdown-inner::before {
    display: none;
}

/* 二级菜单项容器 - 包含链接和描述 */
.navbar__dropdown-items {
    display: flex;
    flex-direction: column;
    padding: 20px 24px;
    /* background-color: rgba(255, 255, 255, 0.6); */
    /* border: 1px solid rgba(0, 0, 0, 0.04); */
    /* border-radius: 12px; */
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

/* .navbar__dropdown-items::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    opacity: 0;
    transition: opacity var(--transition-fast);
} */

.navbar__dropdown-items:hover {
    /* background-color: rgba(255, 255, 255, 1);
    border-color: rgba(245, 166, 35, 0.3); */
    transform: translateY(-4px);
    /* box-shadow: 0 12px 30px rgba(245, 166, 35, 0.12); */
}

.navbar__dropdown-items:hover::before {
    opacity: 1;
}

/* 二级菜单链接 */
.navbar__dropdown-item {
    display: flex;
    align-items: center;
    font-size: 1rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 12px;
    transition: color var(--transition-fast);
    position: relative;
}

.navbar__dropdown-item::before {
    content: '';
    display: inline-block;
    width: 8px;
    height: 8px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: 50%;
    margin-right: 10px;
    flex-shrink: 0;
    transition: transform var(--transition-fast);
}

.navbar__dropdown-items:hover .navbar__dropdown-item {
    color: var(--color-primary);
}

.navbar__dropdown-items:hover .navbar__dropdown-item::before {
    transform: scale(1.2);
}

/* 二级菜单描述文字 */
.navbar__dropdown-items p {
    font-size: 0.85rem;
    color: #888;
    line-height: 1.6;
    margin: 4px 0 4px 18px;
    transition: color var(--transition-fast);
    position: relative;
}

.navbar__dropdown-items p::before {
    content: '';
    position: absolute;
    left: -14px;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 4px;
    background-color: #ccc;
    border-radius: 50%;
    transition: background-color var(--transition-fast);
}

.navbar__dropdown-items:hover p {
    color: #666;
}

.navbar__dropdown-items:hover p::before {
    background-color: var(--color-primary-light);
}

/* 激活状态的二级菜单项容器 */
.navbar__dropdown-items--active {
    background-color: rgba(245, 166, 35, 0.08);
    border-color: rgba(245, 166, 35, 0.2);
}

.navbar__dropdown-items--active::before {
    opacity: 1;
}

/* 激活状态的二级菜单链接 */
.navbar__dropdown-item--active {
    color: var(--color-primary);
}

/* PC端悬停展开效果 */
@media screen and (min-width: 769px) {

    .navbar__item:hover .navbar__dropdown,
    .navbar__item--hover .navbar__dropdown {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .navbar__item:hover .navbar__arrow,
    .navbar__item--hover .navbar__arrow {
        /* transform: rotate(180deg); */
    }
}

/* 大屏幕适配 - 1400px以上 */
@media screen and (min-width: 1400px) {
    .navbar__dropdown-inner {
        padding: 50px 0px;
        grid-template-columns: repeat(4, 1fr);
        gap: 28px;
    }

    .navbar__dropdown-items {
        padding: 24px 28px;
    }

    .navbar__dropdown-item {
        font-size: 1.05rem;
    }

    .navbar__dropdown-items p {
        font-size: 0.9rem;
    }
}

/* 超大屏幕适配 - 1920px以上 */
@media screen and (min-width: 1920px) {
    .navbar__dropdown-inner {
        max-width: 1600px;
        padding: 60px 0px;
        grid-template-columns: repeat(4, 1fr);
        gap: 32px;
    }

    .navbar__dropdown-items {
        padding: 28px 32px;
    }

    .navbar__dropdown-item {
        font-size: 1.1rem;
    }

    .navbar__dropdown-items p {
        font-size: 0.95rem;
    }
}

/* 中等屏幕适配 - 1024px - 1200px */
@media screen and (max-width: 1200px) {
    .navbar__dropdown-inner {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
}

/* 平板适配 - 768px - 1024px */
@media screen and (max-width: 1024px) {
    .navbar__dropdown-inner {
        padding: 30px 0px;
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .navbar__dropdown-items {
        padding: 16px 20px;
    }

    .navbar__dropdown-item {
        font-size: 0.95rem;
        margin-bottom: 10px;
    }

    .navbar__dropdown-items p {
        font-size: 0.8rem;
        margin: 3px 0 3px 16px;
    }
}

/* 移动端二级菜单样式 */
@media screen and (max-width: 768px) {
    .navbar__item {
        width: 100%;
        flex-direction: column;
    }

    .navbar__link {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
    }

    .navbar__arrow {
        display: none;
        /* width: 36px;
        height: 36px;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-left: 0;
        border-radius: 4px;
        transition: background-color var(--transition-fast),
            transform var(--transition-fast); */
    }

    .navbar__arrow--rotated {
        transform: rotate(180deg);
    }

    .navbar__arrow:active {
        background-color: rgba(0, 0, 0, 0.05);
    }

    /* 移动端下拉菜单 - 侧边栏内展开 */
    .navbar__dropdown {
        position: static;
        transform: none;
        padding-top: 0;
        opacity: 1;
        visibility: visible;
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-normal);
        width: 100%;
        background-color: transparent;
        box-shadow: none;
        border-top: none;
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
    }

    .navbar__dropdown--open {
        max-height: 600px;
    }

    .navbar__dropdown-inner {
        min-width: auto;
        width: 100%;
        max-width: none;
        background-color: transparent;
        box-shadow: none;
        border-radius: 0;
        padding: 8px 0 8px 16px;
        margin: 0;
        border-left: 2px solid rgba(245, 166, 35, 0.3);
        display: flex;
        flex-direction: column;
        gap: 8px;
    }

    .navbar__dropdown-inner::before {
        display: none;
    }

    /* 移动端菜单项容器 */
    .navbar__dropdown-items {
        display: flex;
        flex-direction: column;
        padding: 12px 16px;
        background-color: rgba(245, 166, 35, 0.03);
        border: 1px solid rgba(0, 0, 0, 0.03);
        border-radius: 8px;
        margin: 0;
        transition: all var(--transition-fast);
    }

    .navbar__dropdown-items::before {
        display: none;
    }

    .navbar__dropdown-items:hover {
        background-color: rgba(245, 166, 35, 0.08);
        transform: none;
        box-shadow: none;
        border-color: rgba(245, 166, 35, 0.15);
    }

    .navbar__dropdown-item {
        display: flex;
        align-items: center;
        font-size: 0.95rem;
        font-weight: 600;
        color: #444;
        margin-bottom: 8px;
        padding: 0;
        background: transparent;
        border: none;
    }

    .navbar__dropdown-item::before {
        width: 6px;
        height: 6px;
        margin-right: 8px;
    }

    .navbar__dropdown-items:hover .navbar__dropdown-item {
        color: var(--color-primary);
    }

    .navbar__dropdown-items p {
        font-size: 0.8rem;
        color: #777;
        margin: 2px 0 2px 14px;
        line-height: 1.5;
    }

    .navbar__dropdown-items p::before {
        left: -12px;
        width: 3px;
        height: 3px;
    }

    .navbar__dropdown-items--active {
        background-color: rgba(245, 166, 35, 0.1);
        border-color: rgba(245, 166, 35, 0.2);
    }

    .navbar__dropdown-item--active {
        color: var(--color-primary);
    }
}

/* 小屏幕手机适配 - 480px以下 */
@media screen and (max-width: 480px) {
    .navbar__dropdown-inner {
        padding: 6px 0 6px 12px;
        gap: 6px;
    }

    .navbar__dropdown-items {
        padding: 10px 14px;
        border-radius: 6px;
    }

    .navbar__dropdown-item {
        font-size: 0.9rem;
        margin-bottom: 6px;
    }

    .navbar__dropdown-items p {
        font-size: 0.75rem;
        margin: 2px 0 2px 12px;
    }

    .navbar__dropdown--open {
        max-height: 500px;
    }
}

/* 超小屏幕适配 - 320px以下 */
@media screen and (max-width: 320px) {
    .navbar__dropdown-inner {
        padding: 4px 0 4px 10px;
        gap: 4px;
    }

    .navbar__dropdown-items {
        padding: 8px 12px;
    }

    .navbar__dropdown-item {
        font-size: 0.85rem;
        margin-bottom: 4px;
    }

    .navbar__dropdown-items p {
        font-size: 0.7rem;
        margin: 1px 0 1px 10px;
    }
}