/* 海威尔国际物流官网 - 主样式文件 */

/* ========================================
   CSS变量定义 - 蓝白配色方案
======================================== */
:root {
    /* 主色调 - 蓝色系 */
    --primary-color: #0066CC;
    --primary-dark: #004999;
    --primary-light: #3388FF;
    --primary-lighter: #66AAFF;
    
    /* 辅助色 */
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --medium-gray: #6C757D;
    --dark-gray: #343A40;
    --deep-blue: #001A33;
    
    /* 字体 */
    --font-chinese: "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", sans-serif;
    --font-english: "Roboto", "Arial", sans-serif;
    --font-mixed: var(--font-chinese), var(--font-english);
    
    /* 字重 */
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* 间距 */
    --section-padding: 80px;
    --section-padding-mobile: 40px;
    --content-spacing: 24px;
    --element-spacing: 16px;
    
    /* 阴影 */
    --shadow-sm: 0 2px 4px rgba(0, 102, 204, 0.1);
    --shadow-md: 0 4px 8px rgba(0, 102, 204, 0.15);
    --shadow-lg: 0 8px 25px rgba(0, 102, 204, 0.2);
    
    /* 过渡动画 */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px; /* Offset for fixed header */
}

body {
    font-family: var(--font-mixed);
    font-weight: var(--font-weight-normal);
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--white);
}

/* ========================================
   导航栏样式
======================================== */
.navbar-section {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1040;
    width: 100%;
}

.navbar-convey {
    background-color: rgba(255, 255, 255, 0.95) !important;
    box-shadow: var(--shadow-sm) !important;
    padding: 0.75rem 0;
    transition: var(--transition-normal);
    backdrop-filter: blur(10px);
}

/* 首页透明状态 */
.navbar-convey.transparent {
    background-color: transparent !important;
    box-shadow: none !important;
    backdrop-filter: none;
}

.navbar-convey.scrolled {
    background-color: rgba(255, 255, 255, 0.95) !important;
    box-shadow: var(--shadow-sm) !important;
    backdrop-filter: blur(10px);
}

.navbar-brand {
    font-weight: var(--font-weight-bold);
    color: var(--primary-color) !important;
    transition: var(--transition-normal);
    margin-right: 3rem !important;
}

.navbar-convey.transparent .navbar-brand {
    color: var(--white) !important;
}

.navbar-convey.scrolled .navbar-brand {
    color: var(--primary-color) !important;
}

.brand-text {
    line-height: 1.2;
}

.brand-name-zh {
    font-size: 1.1rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
    transition: var(--transition-normal);
}

.navbar-convey.transparent .brand-name-zh {
    color: var(--white);
}

.navbar-convey.scrolled .brand-name-zh {
    color: var(--primary-color);
}

.brand-name-en {
    font-size: 0.8rem;
    color: var(--medium-gray);
    transition: var(--transition-normal);
}

.navbar-convey.transparent .brand-name-en {
    color: rgba(255, 255, 255, 0.8);
}

.navbar-convey.scrolled .brand-name-en {
    color: var(--medium-gray);
}

.navbar-collapse {
    margin-left: 2rem;
}

.navbar-nav .nav-link {
    color: var(--dark-gray) !important;
    font-weight: var(--font-weight-medium);
    padding: 0.75rem 0.8rem !important;
    transition: var(--transition-fast);
    position: relative;
}

.navbar-convey.transparent .navbar-nav .nav-link {
    color: var(--white) !important;
}

.navbar-convey.scrolled .navbar-nav .nav-link {
    color: var(--dark-gray) !important;
}

.navbar-nav .nav-link:hover {
    color: var(--primary-light) !important;
}

.navbar-convey.scrolled .navbar-nav .nav-link:hover {
    color: var(--primary-color) !important;
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: var(--primary-light);
    transition: var(--transition-fast);
}

.navbar-convey.scrolled .navbar-nav .nav-link::after {
    background-color: var(--primary-color);
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
    width: 80%;
}

/* 下拉菜单样式 */
.navbar-nav .nav-item.dropdown {
    position: relative;
}

/* 完全移除Bootstrap默认的dropdown三角箭头样式 */
.navbar-nav .dropdown-toggle::after {
    display: none !important;
    content: none !important;
    border: none !important;
    margin: 0 !important;
    width: 0 !important;
    height: 0 !important;
}

/* 为dropdown-toggle重新添加与nav-link相同的下划线效果 */
.navbar-nav .dropdown-toggle::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: var(--primary-light);
    transition: var(--transition-fast);
}

.navbar-convey.scrolled .navbar-nav .dropdown-toggle::before {
    background-color: var(--primary-color);
}

.navbar-nav .dropdown-toggle:hover::before,
.navbar-nav .dropdown-toggle.active::before {
    width: 80%;
}

/* 下拉菜单容器 - 横向排列 */
.dropdown-menu {
    border: none;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    padding: 0;
    margin-top: 0;
    border-radius: 0;
    min-width: auto;
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease, transform 0.3s ease;
    transform: translateY(-10px);
    /* 横向排列 */
    flex-direction: row;
    background: var(--white);
    border-bottom: 3px solid var(--primary-color);
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 1000;
}

/* 悬停时显示下拉菜单 */
.navbar-nav .nav-item.dropdown:hover .dropdown-menu {
    display: flex !important;
    opacity: 1;
    transform: translateY(0);
}

/* 滚动后的下拉菜单样式 */
.navbar-convey.scrolled .dropdown-menu {
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

/* 下拉菜单项 - 横向排列 */
.dropdown-item {
    padding: 0.75rem 1.5rem;
    transition: var(--transition-fast);
    font-size: 0.95rem;
    color: var(--dark-gray);
    position: relative;
    white-space: nowrap;
    border: none;
    background: transparent;
}

.dropdown-item:hover {
    background-color: transparent;
    color: var(--primary-color);
}

/* 横向菜单项底部指示线 */
.dropdown-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background-color: var(--primary-color);
    transition: var(--transition-fast);
}

.dropdown-item:hover::after {
    width: 80%;
}

/* 移除下拉菜单分隔线（横向布局不需要） */
.dropdown-divider {
    display: none;
}

.navbar-text {
    color: var(--white) !important;
    font-weight: var(--font-weight-medium);
    transition: var(--transition-fast);
}

.navbar-convey.scrolled .navbar-text {
    color: var(--primary-color) !important;
}

.navbar-text:hover {
    color: var(--primary-light) !important;
}

.navbar-convey.scrolled .navbar-text:hover {
    color: var(--primary-dark) !important;
}

/* 导航栏响应式优化 */
@media (max-width: 1199.98px) {
    .navbar-brand {
        margin-right: 2rem !important;
    }
    
    .navbar-collapse {
        margin-left: 1.5rem;
    }
    
    .navbar-nav .nav-link {
        padding: 0.75rem 0.6rem !important;
    }
}

@media (max-width: 991.98px) {
    .navbar-convey {
        padding: 0.5rem 0;
    }
    
    /* 移动端：导航栏始终有背景色 */
    .navbar-convey,
    .navbar-convey.transparent {
        background-color: rgba(255, 255, 255, 0.98) !important;
        box-shadow: var(--shadow-sm) !important;
        backdrop-filter: blur(10px);
    }
    
    /* 移动端：品牌文字始终为深色 */
    .navbar-convey.transparent .navbar-brand,
    .navbar-convey.transparent .brand-name-zh {
        color: var(--primary-color) !important;
    }
    
    .navbar-convey.transparent .brand-name-en {
        color: var(--medium-gray) !important;
    }
    
    /* 移动端：导航链接始终为深色 */
    .navbar-convey.transparent .navbar-nav .nav-link {
        color: var(--dark-gray) !important;
    }
    
    .navbar-brand {
        margin-right: 1.5rem !important;
    }
    
    /* 移动端导航栏贴紧两侧 */
    .navbar-convey .container {
        padding-left: 1rem;
        padding-right: 1rem;
        max-width: 100%;
    }
    
    .navbar-collapse {
        margin-left: 0;
        background-color: rgba(255, 255, 255, 0.98);
        padding: 0;
    }
    
    .navbar-brand img {
        height: 35px !important;
    }
    
    .brand-name-zh {
        font-size: 0.95rem;
    }
    
    .brand-name-en {
        font-size: 0.7rem;
    }
    
    /* 移动端导航链接样式 */
    .navbar-nav .nav-link {
        padding: 0.75rem 1rem !important;
        border-bottom: 1px solid var(--light-gray);
        display: block;
        text-align: left;
    }
    
    /* 移动端：移除下划线效果 */
    .navbar-nav .nav-link::after,
    .navbar-nav .dropdown-toggle::before {
        display: none !important;
    }
    
    /* 移动端：激活状态使用左侧边框 */
    .navbar-nav .nav-link.active {
        border-left: 3px solid var(--primary-color);
        background-color: rgba(0, 102, 204, 0.05);
    }
    
    .navbar-convey.scrolled .navbar-nav .nav-link {
        border-bottom: 1px solid var(--light-gray);
    }
    
    .navbar-nav .nav-link:last-child {
        border-bottom: none;
    }
    
    /* 移动端下拉菜单样式 */
    .navbar-nav .dropdown-menu {
        position: static !important;
        transform: none !important;
        box-shadow: none !important;
        border: none !important;
        padding: 0 !important;
        margin: 0 !important;
        background-color: rgba(0, 102, 204, 0.03) !important;
        flex-direction: column !important;
        width: 100%;
        opacity: 1 !important;
    }
    
    /* Bootstrap 控制显示/隐藏 */
    .navbar-nav .dropdown-menu:not(.show) {
        display: none !important;
    }
    
    .navbar-nav .dropdown-menu.show {
        display: block !important;
    }
    
    .navbar-nav .dropdown-item {
        padding: 0.75rem 1rem 0.75rem 2rem !important;
        text-align: left;
        border-bottom: 1px solid rgba(0, 102, 204, 0.1);
        white-space: normal;
    }
    
    .navbar-nav .dropdown-item::after {
        display: none !important;
    }
    
    .navbar-nav .dropdown-item.active {
        background-color: rgba(0, 102, 204, 0.1);
        color: var(--primary-color);
    }
    
    .navbar-collapse {
        margin-top: 1rem;
        padding-top: 1rem;
        border-top: 1px solid var(--light-gray);
        background-color: rgba(255, 255, 255, 0.98);
    }
    
    .navbar-convey.scrolled .navbar-collapse,
    .navbar-convey.transparent .navbar-collapse {
        border-top: 1px solid var(--light-gray);
        background-color: rgba(255, 255, 255, 0.98);
    }
}

@media (max-width: 767.98px) {
    .navbar-brand img {
        height: 30px !important;
    }
    
    .brand-name-zh {
        font-size: 0.9rem;
    }
    
    .brand-name-en {
        font-size: 0.65rem;
    }
    
    .navbar-toggler {
        padding: 0.25rem 0.5rem;
        font-size: 1rem;
    }
}

/* ========================================
   按钮样式
======================================== */
.btn-convey {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white);
    font-weight: var(--font-weight-semibold);
    padding: 12px 32px;
    border-radius: 0;
    border: 2px solid var(--primary-color);
    transition: var(--transition-normal);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-convey:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-convey-outline {
    background-color: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    font-weight: var(--font-weight-semibold);
    padding: 12px 32px;
    border-radius: 0;
    transition: var(--transition-normal);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-convey-outline:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ========================================
   主横幅样式 - 参考UI排版图设计
======================================== */
.hero-banner {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    min-height: 600px;
    position: relative;
    overflow: hidden;
}

.hero-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="2" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)" /></svg>');
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    line-height: 1.6;
    opacity: 0.9;
}

/* 服务按钮组 */
.service-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 2rem;
}

.btn-service {
    background: rgba(255, 255, 255, 0.15);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
    padding: 8px 20px;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: var(--font-weight-medium);
    transition: var(--transition-normal);
    backdrop-filter: blur(10px);
}

.btn-service:hover {
    background: white;
    color: var(--primary-color);
    border-color: white;
    transform: translateY(-2px);
}

/* 快速查询区域 */
.quick-search {
    margin-top: -30px;
    position: relative;
    z-index: 3;
}

.search-card {
    border: none;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.search-card .form-control,
.search-card .form-select {
    border: 1px solid #e0e0e0;
    padding: 12px 16px;
    border-radius: 8px;
}

/* ========================================
   公司简介区域 - 新设计
======================================== */
.company-intro {
    background: var(--white);
    position: relative;
    overflow: hidden;
}

/* 图片包装器 */
.intro-image-wrapper {
    position: relative;
    padding: 40px 20px;
}

/* 主图片容器 */
.intro-image-container {
    position: relative;
    overflow: hidden;
    border-radius: 0;
    box-shadow: 0 20px 60px rgba(0, 102, 204, 0.15);
}

.intro-main-image {
    width: 100%;
    height: auto;
    display: block;
    transition: var(--transition-slow);
}

.intro-image-container:hover .intro-main-image {
    transform: scale(1.05);
}

/* 视频播放按钮覆盖层 */
.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.1);
    transition: var(--transition-normal);
}

.intro-image-container:hover .video-overlay {
    background: rgba(0, 0, 0, 0.2);
}

.play-button {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.95);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-normal);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.play-button:hover {
    background: var(--white);
    transform: scale(1.1);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.3);
}

.play-button i {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-left: 5px;
}

/* 装饰点阵 */
.dots-pattern {
    position: absolute;
    width: 100px;
    height: 100px;
    background-image: radial-gradient(circle, var(--primary-color) 2px, transparent 2px);
    background-size: 15px 15px;
    opacity: 0.3;
    z-index: 1;
}

.dots-top-left {
    top: 0;
    left: 0;
}

.dots-bottom-right {
    bottom: 0;
    right: 0;
}

/* 内容区域样式 */
.intro-content {
    position: relative;
}

/* 小标题 */
.intro-subtitle {
    font-size: 1rem;
    color: var(--primary-color);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* 主标题 */
.intro-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--dark-gray);
    line-height: 1.3;
}

/* 描述文本 */
.intro-text {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--medium-gray);
}

/* 自定义按钮样式 */
.btn-primary-custom {
    background-color: #2C3E8F;
    border: none;
    color: var(--white);
    padding: 14px 40px;
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    border-radius: 0;
    transition: var(--transition-normal);
    display: inline-block;
    text-decoration: none;
}

.btn-primary-custom:hover {
    background-color: #1f2d6b;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(44, 62, 143, 0.3);
}

.section-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--dark-gray);
    line-height: 1.3;
}

.company-stats .stat-item {
    padding: 1rem;
}

.company-stats .stat-number {
    font-size: 3rem;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.company-stats .stat-label {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ========================================
   核心服务展示 - 现代化图片卡片设计
======================================== */
.core-services {
    background: var(--white);
    position: relative;
}

/* 服务标题区域 */
.services-header {
    position: relative;
}

.services-subtitle {
    font-size: 0.95rem;
    color: var(--primary-color);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.services-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--dark-gray);
    line-height: 1.3;
}

/* 查看解决方案按钮 */
.btn-view-solutions {
    background-color: #2C3E8F;
    border: none;
    color: #ffffff !important;
    padding: 12px 30px;
    font-size: 0.95rem;
    font-weight: var(--font-weight-semibold);
    border-radius: 0;
    transition: var(--transition-normal);
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}

.btn-view-solutions:hover {
    background-color: #1f2d6b;
    color: #ffffff !important;
    transform: translateX(5px);
    box-shadow: 0 4px 15px rgba(44, 62, 143, 0.3);
}

.btn-view-solutions i {
    transition: var(--transition-normal);
    color: #ffffff !important;
}

.btn-view-solutions:hover i {
    transform: translateX(5px);
}

/* 现代化服务卡片 */
.core-services a {
    text-decoration: none;
    color: inherit;
    display: block;
    /* height: 100%; */
}

.service-card-modern {
    background: var(--white);
    border-radius: 0;
    overflow: hidden;
    transition: var(--transition-normal);
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.service-card-modern:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 30px rgba(0, 102, 204, 0.15);
}

/* 服务图片包装器 */
.service-image-wrapper {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.service-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.service-card-modern:hover .service-image {
    transform: scale(1.1);
}

/* 服务卡片内容 */
.service-card-content {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* 标题行 - 标题和图标并排 */
.service-title-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}

.service-card-title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--dark-gray);
    margin: 0;
    transition: var(--transition-normal);
}

.service-card-modern:hover .service-card-title {
    color: var(--primary-color);
}

/* 标题右侧图标 */
.service-icon-right {
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
    flex-shrink: 0;
}

.service-icon-right i {
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: var(--transition-normal);
}

.service-card-modern:hover .service-icon-right i {
    transform: scale(1.15);
    color: #004999;
}

.service-card-desc {
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--medium-gray);
    margin: 0;
}

/* 服务项目展示 - 深蓝色背景风格 */
.services-showcase {
    background: linear-gradient(135deg, #1a2c42 0%, #2c3e50 50%, #34495e 100%);
    position: relative;
}

.services-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="lines" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23lines)" /></svg>');
}

.service-item {
    position: relative;
    z-index: 1;
    padding: 2rem 1rem;
    transition: var(--transition-normal);
}

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

.service-icon-bg {
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: var(--transition-normal);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.service-item:hover .service-icon-bg {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
    border-color: rgba(255, 255, 255, 0.4);
}

/* 最小高度工具类 */
.min-vh-75 {
    min-height: 75vh;
}

/* ========================================
   现代化轮播样式 - 参考Only Brunch风格
======================================== */
.hero-carousel {
    position: relative;
    height: 100vh;
    min-height: 700px;
    overflow: hidden;
    margin-top: 0;
}

.hero-carousel .carousel-item {
    height: 100vh;
    min-height: 700px;
    position: relative;
}

.carousel-bg {
    position: relative;
    width: 100%;
    height: 100%;
}

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

.carousel-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 1;
}

.hero-carousel .carousel-caption {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    z-index: 2;
    padding: 0;
}

.hero-carousel .carousel-caption h1 {
    font-size: 5rem;
    font-weight: var(--font-weight-bold);
    color: var(--white);
    text-shadow: 2px 2px 12px rgba(0, 0, 0, 0.8);
    margin-bottom: 1rem;
    line-height: 1.2;
    letter-spacing: 2px;
    word-wrap: break-word;
    max-width: 90%;
    margin-left: auto;
    margin-right: auto;
    font-family: var(--font-chinese), serif;
}

.hero-carousel .carousel-caption p {
    font-size: 1.5rem;
    line-height: 1.8;
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.5);
    margin-bottom: 3rem;
    max-width: 80%;
    word-wrap: break-word;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.95;
}

.carousel-actions {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
}

.carousel-actions .btn {
    padding: 15px 30px;
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    border-radius: 0;
    transition: var(--transition-normal);
    text-decoration: none;
    border: 2px solid transparent;
}

.carousel-actions .btn-light {
    background: #DC143C;
    color: white;
    border-color: #DC143C;
    border-radius: 0;
    font-weight: var(--font-weight-semibold);
    padding: 16px 40px;
    font-size: 1.1rem;
    box-shadow: 0 4px 15px rgba(220, 20, 60, 0.4);
}

.carousel-actions .btn-light:hover {
    background: #B71C1C;
    color: white;
    border-color: #B71C1C;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(220, 20, 60, 0.5);
}

.carousel-actions .btn-outline-light {
    background: transparent;
    color: white;
    border-color: white;
    border-width: 2px;
    border-radius: 0;
}

.carousel-actions .btn-outline-light:hover {
    background: white;
    color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.3);
}

.service-tags {
    margin-bottom: 3rem;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.service-tags .badge {
    font-size: 1.1rem;
    padding: 12px 24px;
    background-color: rgba(0, 102, 204, 0.9);
    color: var(--white);
    border-radius: 25px;
    font-weight: var(--font-weight-medium);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    transition: var(--transition-normal);
}

.service-tags .badge:hover {
    background-color: var(--white);
    color: var(--primary-color);
    transform: translateY(-2px);
}

/* 承接品类样式 */
.service-categories {
    font-size: 1rem;
    max-width: 100%;
}

.service-categories strong {
    font-size: 1.1rem;
}

.categories-list {
    line-height: 1.8;
    word-wrap: break-word;
    max-width: 100%;
}

.category-item {
    font-weight: var(--font-weight-medium);
    display: inline-block;
}

.category-separator {
    margin: 0 6px;
    opacity: 0.7;
}

/* ========================================
   承接品类展示区域
======================================== */
.categories-showcase {
    background-color: #f8f9fa;
}

.category-card {
    background: var(--white);
    border-radius: 0;
    padding: 2rem 1.5rem;
    transition: var(--transition-normal);
    border: 1px solid rgba(0, 102, 204, 0.1);
    position: relative;
    overflow: hidden;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-color);
    transform: scaleX(0);
    transition: var(--transition-normal);
}

.category-card:hover::before {
    transform: scaleX(1);
}

.category-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 102, 204, 0.15);
    border-color: var(--primary-color);
}

.category-icon {
    width: 80px;
    height: 80px;
    background: rgba(0, 102, 204, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    transition: var(--transition-normal);
}

.category-icon i {
    font-size: 2rem;
    transition: var(--transition-normal);
}

.category-card:hover .category-icon {
    background: var(--primary-color);
    transform: scale(1.1);
}

.category-card:hover .category-icon i {
    color: var(--white) !important;
    transform: scale(1.1);
}

.category-title {
    font-weight: var(--font-weight-semibold);
    color: var(--text-dark);
    transition: var(--transition-normal);
}

.category-card:hover .category-title {
    color: var(--primary-color);
}

.category-desc {
    font-size: 0.95rem;
    line-height: 1.6;
}

/* 轮播指示器样式 */
.hero-carousel .carousel-indicators {
    bottom: 30px;
    z-index: 3;
    display: none;
}

.hero-carousel .carousel-indicators button {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid white;
    background: transparent;
    margin: 0 6px;
    transition: var(--transition-normal);
}

.hero-carousel .carousel-indicators button.active {
    background: white;
    transform: scale(1.2);
}

/* 轮播控制按钮 */
.hero-carousel .carousel-control-prev,
.hero-carousel .carousel-control-next {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
    backdrop-filter: blur(10px);
    transition: var(--transition-normal);
    z-index: 10;
}

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

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

.hero-carousel .carousel-control-prev:hover,
.hero-carousel .carousel-control-next:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-50%) scale(1.1);
}

.hero-carousel .carousel-control-prev-icon,
.hero-carousel .carousel-control-next-icon {
    width: 24px;
    height: 24px;
}

.hero-carousel .carousel-indicators button {
    width: 60px;
    height: 4px;
    border-radius: 2px;
    border: none;
    background-color: rgba(255, 255, 255, 0.5);
    margin: 0 5px;
    transition: var(--transition-normal);
    display: none;
}

.hero-carousel .carousel-indicators button.active {
    background-color: var(--white);
    display: none;
}

/* ========================================
   卡片样式 - 现代化设计
======================================== */
.card-convey {
    border: none;
    border-radius: 0;
    box-shadow: 0 4px 20px rgba(0, 102, 204, 0.08);
    transition: var(--transition-normal);
    height: 100%;
    overflow: hidden;
    background: var(--white);
}

.card-convey:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 40px rgba(0, 102, 204, 0.15);
}

.service-card {
    text-align: center;
    padding: 3rem 2rem;
    position: relative;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    transform: scaleX(0);
    transition: var(--transition-normal);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    margin-bottom: 2rem;
    position: relative;
}

.service-icon i {
    color: var(--primary-color);
    transition: var(--transition-normal);
    padding: 20px;
    background: rgba(0, 102, 204, 0.1);
    border-radius: 50%;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
}

.service-card:hover .service-icon i {
    color: var(--white);
    background: var(--primary-color);
    transform: scale(1.1) rotateY(360deg);
}

.service-card h5 {
    font-weight: var(--font-weight-bold);
    color: var(--dark-gray);
    margin-bottom: 1rem;
}

.service-card p {
    line-height: 1.6;
    color: var(--medium-gray);
}

/* ========================================
   数据统计样式 - 现代化渐变
======================================== */
.stats-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 50%, #001a33 100%);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="white" stroke-width="0.5" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)" /></svg>');
    opacity: 0.3;
}

.stat-item {
    text-align: center;
    padding: 3rem 1rem;
    position: relative;
    z-index: 1;
}

.stat-number {
    font-size: 4.5rem;
    font-weight: var(--font-weight-bold);
    line-height: 1;
    color: var(--white);
    margin-bottom: 1rem;
    counter-reset: stat-counter;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.stat-label {
    font-size: 1.2rem;
    font-weight: var(--font-weight-medium);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 0;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.stat-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background: var(--white);
    opacity: 0.7;
}

/* ========================================
   新闻卡片样式
======================================== */
.news-card {
    border: none;
    border-radius: 0;
    overflow: hidden;
    transition: var(--transition-normal);
    height: 100%;
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.news-card .card-img-top {
    height: 200px;
    object-fit: cover;
    transition: var(--transition-slow);
}

.news-card:hover .card-img-top {
    transform: scale(1.05);
}

.news-date {
    color: var(--medium-gray);
    font-size: 0.9rem;
    font-weight: var(--font-weight-medium);
}

/* ========================================
   合作伙伴样式
======================================== */
.partners-section {
    background-color: var(--light-gray);
}

/* 横向滚动合作伙伴样式 */
.partners-scroll-container {
    width: 100%;
    overflow: hidden;
    position: relative;
    padding: 30px 0;
}

.partners-scroll-container::before,
.partners-scroll-container::after {
    content: '';
    position: absolute;
    top: 0;
    width: 100px;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}

.partners-scroll-container::before {
    left: 0;
    background: linear-gradient(to right, #f8f9fa, transparent);
}

.partners-scroll-container::after {
    right: 0;
    background: linear-gradient(to left, #f8f9fa, transparent);
}

.partners-scroll-track {
    display: flex;
    animation: scrollPartners 30s linear infinite;
    width: calc(200% + 40px);
}

.partners-scroll-track:hover {
    animation-play-state: paused;
}

.partner-item {
    flex: 0 0 auto;
    margin: 0 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 120px;
    height: 80px;
}

.partner-logo {
    max-height: 60px;
    max-width: 100px;
    width: auto;
    height: auto;
    opacity: 0.8;
    transition: var(--transition-normal);
    object-fit: contain;
}

.partner-item:hover .partner-logo {
    opacity: 1;
    transform: scale(1.05);
}

@keyframes scrollPartners {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* ========================================
   页脚样式
======================================== */
.footer-section {
    background-color: var(--dark-gray) !important;
}

.footer-brand h5 {
    color: var(--white) !important;
    font-weight: var(--font-weight-bold);
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 0.75rem;
}

.contact-item i {
    width: 20px;
    text-align: center;
}

.social-link {
    display: inline-block;
    width: 40px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: var(--transition-normal);
}

.social-link:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white) !important;
    transform: translateY(-2px);
}

.hover-primary:hover {
    color: var(--primary-color) !important;
}

/* ========================================
   返回顶部按钮
======================================== */
#backToTop {
    border-radius: 0 !important;
    width: 50px;
    height: 50px;
    display: flex !important;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

#backToTop:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

/* ========================================
   工具类和增强样式
======================================== */
.text-primary-custom {
    color: var(--primary-color) !important;
}

.bg-primary-custom {
    background-color: var(--primary-color) !important;
}

.border-primary-custom {
    border-color: var(--primary-color) !important;
}

.section-padding {
    padding: var(--section-padding) 0;
}

.content-spacing {
    margin-bottom: var(--content-spacing);
}

/* 字母间距 */
.tracking-wide {
    letter-spacing: 0.05em;
}

.tracking-wider {
    letter-spacing: 0.1em;
}

/* 渐变文字 */
.gradient-text {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 现代化分割线 */
.modern-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    border: none;
    margin: 3rem 0;
}

/* 浮动动画 */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

.float-animation {
    animation: float 3s ease-in-out infinite;
}

/* 背景图案 */
.bg-pattern {
    background-image: 
        radial-gradient(circle at 1px 1px, rgba(0, 102, 204, 0.1) 1px, transparent 0);
    background-size: 20px 20px;
}

/* 悬浮效果 */
.hover-lift {
    transition: var(--transition-normal);
}

.hover-lift:hover {
    transform: translateY(-3px);
}

/* 脉冲动画 */
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(0, 102, 204, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(0, 102, 204, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 102, 204, 0); }
}

.pulse-animation {
    animation: pulse 2s infinite;
}

/* 滚动显示动画 */
.scroll-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.scroll-reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* 现代化按钮组 */
.btn-group-modern {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-group-modern .btn {
    flex: 1;
    min-width: 150px;
}

/* 图片遮罩效果 */
.image-overlay {
    position: relative;
    overflow: hidden;
}

.image-overlay::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0, 102, 204, 0.8), rgba(0, 102, 204, 0.4));
    opacity: 0;
    transition: var(--transition-normal);
    z-index: 1;
}

.image-overlay:hover::before {
    opacity: 1;
}

/* 服务展示区域优化 */
.services-showcase {
    /* background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%); */
    position: relative;
}

.services-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="2" fill="rgba(0,102,204,0.1)"/></svg>');
    background-size: 50px 50px;
    opacity: 0.5;
}

/* 新闻卡片增强 */
.news-card {
    border: none;
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition-normal);
    height: 100%;
    background: var(--white);
    box-shadow: 0 4px 20px rgba(0, 102, 204, 0.08);
}

.news-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 102, 204, 0.15);
}

.news-card .card-img-top {
    height: 200px;
    object-fit: cover;
    transition: var(--transition-slow);
}

.news-card:hover .card-img-top {
    transform: scale(1.05);
}

.news-date {
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: var(--font-weight-semibold);
    background: rgba(0, 102, 204, 0.1);
    padding: 4px 12px;
    border-radius: 15px;
    display: inline-block;
}

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

/* 超大屏幕 (大桌面, 1400px 及以上) */
@media (min-width: 1400px) {
    .hero-carousel {
        height: 800px;
    }
    
    .hero-carousel .carousel-item {
        height: 800px;
    }
    
    .hero-carousel .carousel-caption h1 {
        font-size: 5rem;
    }
    
    .hero-carousel .carousel-caption p {
        font-size: 1.75rem;
    }
    
    .container {
        max-width: 1320px;
    }
}

/* 大屏幕 (桌面, 1200px 到 1399px) */
@media (min-width: 1200px) and (max-width: 1399.98px) {
    .hero-carousel .carousel-caption h1 {
        font-size: 4rem;
    }
    
    .container {
        max-width: 1140px;
    }
}

/* 中等屏幕 (平板横屏, 992px 到 1199px) */
@media (min-width: 992px) and (max-width: 1199.98px) {
    .hero-carousel {
        height: 600px;
    }
    
    .hero-carousel .carousel-item {
        height: 600px;
    }
    
    .hero-carousel .carousel-caption h1 {
        font-size: 3.5rem;
    }
    
    .service-card {
        padding: 2.5rem 1.5rem;
    }
    
    .section-padding {
        padding: 70px 0;
    }
}

/* 中等屏幕 (平板, 768px 到 991px) */
@media (min-width: 768px) and (max-width: 991.98px) {
    .hero-banner {
        min-height: 500px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .service-buttons {
        justify-content: center;
    }
    
    .hero-actions {
        text-align: center;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .company-stats .stat-number {
        font-size: 2.5rem;
    }
    
    .service-icon-bg {
        width: 80px;
        height: 80px;
    }
    
    .service-icon-bg i {
        font-size: 2rem;
    }
    
    .section-padding {
        padding: 60px 0;
    }
    
    /* 轮播响应式 */
    .hero-carousel {
        height: 100vh;
        min-height: 600px;
    }
    
    .hero-carousel .carousel-item {
        height: 100vh;
        min-height: 600px;
    }
    
    .hero-carousel .carousel-caption h1 {
        font-size: 3rem;
        line-height: 1.3;
    }
    
    .hero-carousel .carousel-caption p {
        font-size: 1.2rem;
        line-height: 1.7;
    }
    
    .service-categories {
        font-size: 0.95rem;
    }
    
    /* 承接品类响应式 */
    .category-card {
        padding: 1.5rem 1rem;
    }
    
    .category-icon {
        width: 70px;
        height: 70px;
    }
    
    .category-icon i {
        font-size: 1.75rem;
    }
    
    .carousel-actions .btn {
        padding: 12px 24px;
        font-size: 1rem;
    }
    
    /* 公司简介响应式 */
    .intro-title {
        font-size: 2rem;
    }
    
    .intro-image-wrapper {
        padding: 30px 15px;
    }
    
    .dots-pattern {
        width: 80px;
        height: 80px;
    }
    
    .play-button {
        width: 70px;
        height: 70px;
    }
    
    .play-button i {
        font-size: 1.5rem;
    }
}

/* 小屏幕 (手机横屏/大手机, 576px 到 767px) */
@media (min-width: 576px) and (max-width: 767.98px) {
    .hero-banner {
        min-height: 450px;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .service-buttons {
        justify-content: center;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .hero-actions .btn {
        width: 200px;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .company-stats .stat-number {
        font-size: 2rem;
    }
    
    .service-icon-bg {
        width: 70px;
        height: 70px;
    }
    
    .service-icon-bg i {
        font-size: 1.75rem;
    }
    
    .section-padding {
        padding: var(--section-padding-mobile) 0;
    }
    
    .company-intro .row {
        text-align: center;
    }
    
    .search-card .row > div {
        margin-bottom: 1rem;
    }
    
    /* 轮播响应式 */
    .hero-carousel {
        height: 60vh;
        min-height: 450px;
    }
    
    .hero-carousel .carousel-item {
        height: 60vh;
        min-height: 450px;
    }
    
    .hero-carousel .carousel-caption h1 {
        font-size: 2.2rem;
        line-height: 1.4;
    }
    
    .hero-carousel .carousel-caption p {
        font-size: 1rem;
        line-height: 1.7;
    }
    
    .carousel-actions {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .carousel-actions .btn {
        width: 200px;
        padding: 12px 20px;
    }
    
    /* 承接品类响应式 */
    .category-card {
        padding: 1.25rem 0.75rem;
    }
    
    .category-icon {
        width: 60px;
        height: 60px;
    }
    
    .category-icon i {
        font-size: 1.5rem;
    }
    
    .category-title {
        font-size: 1rem;
    }
    
    .category-desc {
        font-size: 0.9rem;
    }
    
    /* 公司简介响应式 */
    .intro-title {
        font-size: 1.75rem;
    }
    
    .intro-subtitle {
        font-size: 0.9rem;
    }
    
    .intro-text {
        font-size: 0.95rem;
    }
    
    .intro-image-wrapper {
        padding: 20px 10px;
    }
    
    .dots-pattern {
        width: 70px;
        height: 70px;
    }
    
    .play-button {
        width: 60px;
        height: 60px;
    }
    
    .play-button i {
        font-size: 1.3rem;
    }
    
    .btn-primary-custom {
        padding: 12px 30px;
        font-size: 0.95rem;
    }
    
    /* 核心服务响应式 */
    .services-title {
        font-size: 2rem;
    }
    
    .service-image-wrapper {
        height: 180px;
    }
    
    .btn-view-solutions {
        padding: 10px 24px;
        font-size: 0.9rem;
    }
}

/* 超小屏幕 (手机, 小于 576px) */
@media (max-width: 575.98px) {
    .hero-banner {
        min-height: 400px;
        text-align: center;
        padding: 2rem 0;
    }
    
    .hero-title {
        font-size: 1.75rem;
        margin-bottom: 1rem;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
        margin-bottom: 1.5rem;
    }
    
    .service-buttons {
        justify-content: center;
        margin-bottom: 1.5rem;
    }
    
    .btn-service {
        font-size: 0.8rem;
        padding: 6px 16px;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
        gap: 0.75rem;
    }
    
    .hero-actions .btn {
        width: 180px;
        padding: 12px 20px;
        font-size: 0.9rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .company-stats .stat-number {
        font-size: 1.75rem;
    }
    
    .company-stats .stat-label {
        font-size: 0.8rem;
    }
    
    .service-icon-bg {
        width: 60px;
        height: 60px;
    }
    
    .service-icon-bg i {
        font-size: 1.5rem;
    }
    
    .section-padding {
        padding: var(--section-padding-mobile) 0;
    }
    
    .brand-name-zh {
        font-size: 1rem;
    }
    
    .brand-name-en {
        font-size: 0.7rem;
    }
    
    .social-link {
        width: 35px;
        height: 35px;
        line-height: 35px;
    }
    
    .company-intro .row {
        text-align: center;
    }
    
    /* 快速查询区域优化 */
    .search-card {
        margin: 0 1rem;
        padding: 1.5rem;
        border-radius: 15px;
        box-shadow: 0 8px 30px rgba(0, 102, 204, 0.15);
        background: white;
    }
    
    .search-card .row > div {
        margin-bottom: 1rem;
    }
    
    .search-card .form-control,
    .search-card .form-select {
        padding: 0.75rem 1rem;
        border-radius: 8px;
        border: 2px solid #e9ecef;
        font-size: 0.95rem;
        transition: border-color 0.3s ease;
    }
    
    .search-card .form-control:focus,
    .search-card .form-select:focus {
        border-color: var(--primary-color);
        box-shadow: 0 0 0 0.2rem rgba(0, 102, 204, 0.25);
    }
    
    .search-card .btn-primary {
        padding: 0.75rem 2rem;
        border-radius: 0;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.5px;
        background: var(--primary-color);
        color: var(--white);
        border: none;
        box-shadow: 0 4px 15px rgba(0, 102, 204, 0.3);
    }
    
    .partners-section .col-lg-2 {
        flex: 0 0 auto;
        width: 50%;
    }
    
    /* 轮播响应式 - 移动端优化 */
    .hero-carousel {
        height: 100vh;
        min-height: 600px;
    }
    
    .hero-carousel .carousel-item {
        height: 100vh;
        min-height: 600px;
    }
    
    .hero-carousel .carousel-caption {
        padding: 0 1.5rem;
    }
    
    .hero-carousel .carousel-caption h1 {
        font-size: 2.5rem;
        line-height: 1.3;
        margin-bottom: 1rem;
        text-shadow: 0 2px 10px rgba(0, 0, 0, 0.7);
        letter-spacing: 1px;
    }
    
    .hero-carousel .carousel-caption p {
        font-size: 1.1rem;
        line-height: 1.6;
        margin-bottom: 2rem;
        text-shadow: 0 1px 5px rgba(0, 0, 0, 0.7);
        max-width: 90%;
    }
    
    /* 服务标签按钮 - 移动端2x2网格布局 */
    .service-tags {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0.75rem;
        margin-bottom: 1.5rem;
        max-width: 300px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .service-tag {
        padding: 10px 14px !important;
        font-size: 0.85rem !important;
        white-space: nowrap;
        text-align: center;
        border-radius: 20px !important;
        font-weight: 500 !important;
        background: rgba(255, 255, 255, 0.95) !important;
        color: var(--primary-color) !important;
        border: 2px solid rgba(255, 255, 255, 0.8) !important;
        backdrop-filter: blur(10px);
        transition: all 0.3s ease !important;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    }
    
    .service-tag:hover {
        background: var(--primary-color) !important;
        color: white !important;
        transform: translateY(-2px);
        box-shadow: 0 4px 15px rgba(0, 102, 204, 0.3);
    }
    
    /* Contact Now按钮优化 */
    .carousel-actions {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .carousel-actions .btn {
        width: 220px;
        padding: 14px 24px;
        font-size: 1rem;
        font-weight: 600;
        border-radius: 8px;
        letter-spacing: 0.5px;
    }
    
    .carousel-actions .btn-light {
        background: #DC143C !important;
        color: white !important;
        border: 2px solid #DC143C !important;
        box-shadow: 0 4px 15px rgba(220, 20, 60, 0.4);
    }
    
    .carousel-actions .btn-light:hover {
        background: #B71C1C !important;
        color: white !important;
        border-color: #B71C1C !important;
        transform: translateY(-2px);
        box-shadow: 0 6px 25px rgba(220, 20, 60, 0.5);
    }
    
    /* 轮播指示器优化 */
    .hero-carousel .carousel-indicators {
        bottom: 5%;
    }
    
    .hero-carousel .carousel-indicators button {
        width: 12px;
        height: 12px;
        border-radius: 50%;
        margin: 0 4px;
        background-color: rgba(255, 255, 255, 0.5);
        border: none;
        transition: all 0.3s ease;
    }
    
    .hero-carousel .carousel-indicators button.active {
        background-color: white;
        transform: scale(1.2);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    }
    
    /* 承接品类响应式 */
    .category-card {
        padding: 1rem 0.5rem;
    }
    
    .category-icon {
        width: 50px;
        height: 50px;
    }
    
    .category-icon i {
        font-size: 1.25rem;
    }
    
    .category-title {
        font-size: 0.95rem;
    }
    
    .category-desc {
        font-size: 0.85rem;
    }
    
    /* 公司简介响应式 */
    .intro-title {
        font-size: 1.5rem;
        line-height: 1.4;
    }
    
    .intro-subtitle {
        font-size: 0.85rem;
    }
    
    .intro-text {
        font-size: 0.9rem;
        line-height: 1.7;
    }
    
    .intro-image-wrapper {
        padding: 15px 5px;
        margin-bottom: 2rem;
    }
    
    .dots-pattern {
        width: 60px;
        height: 60px;
        background-size: 12px 12px;
    }
    
    .play-button {
        width: 50px;
        height: 50px;
    }
    
    .play-button i {
        font-size: 1.1rem;
    }
    
    .btn-primary-custom {
        padding: 10px 25px;
        font-size: 0.9rem;
        width: 100%;
        text-align: center;
    }
    
    /* 核心服务响应式 */
    .services-title {
        font-size: 1.5rem;
        line-height: 1.4;
    }
    
    .services-subtitle {
        font-size: 0.85rem;
    }
    
    .service-image-wrapper {
        height: 160px;
    }
    
    .service-icon-right i {
        font-size: 1.2rem;
    }
    
    .service-card-title {
        font-size: 1.1rem;
    }
    
    .service-card-desc {
        font-size: 0.85rem;
    }
    
    .btn-view-solutions {
        width: 100%;
        justify-content: center;
        padding: 10px 20px;
        font-size: 0.85rem;
        margin-top: 1rem;
    }
}

/* ========================================
   关于我们页面样式
======================================== */

/* 页面标题横幅 */
.page-hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    position: relative;
    overflow: hidden;
    margin-top: 80px;
    padding-top: 3rem;
    padding-bottom: 3rem;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="2" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)" /></svg>');
    opacity: 0.3;
}

.page-hero .container {
    position: relative;
    z-index: 1;
}

.page-hero .breadcrumb {
    background: transparent;
    padding: 0;
}

.page-hero .breadcrumb-item a {
    text-decoration: none;
    transition: var(--transition-fast);
}

.page-hero .breadcrumb-item a:hover {
    color: var(--white) !important;
}

/* 公司简介页面 */
.company-profile {
    background: var(--white);
}

.profile-content {
    max-width: 900px;
    margin: 0 auto;
}

.company-image-wrapper {
    position: relative;
    overflow: hidden;
    border-radius: 0;
    box-shadow: 0 15px 50px rgba(0, 102, 204, 0.2);
    transition: var(--transition-normal);
    background: rgba(0, 102, 204, 0.03);
    padding: 8px;
}

.company-image-wrapper:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 60px rgba(0, 102, 204, 0.3);
}

.company-image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 102, 204, 0.05);
    z-index: 1;
    pointer-events: none;
    border-radius: 0;
}

.company-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 0;
    transition: var(--transition-slow);
    position: relative;
    z-index: 0;
}

.company-image-wrapper:hover .company-image {
    transform: scale(1.05);
}

.company-image-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 10px 20px;
    border-radius: 50px;
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.2);
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-color);
    transition: var(--transition-normal);
}

.company-image-badge:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(0, 102, 204, 0.3);
}

.company-image-badge i {
    font-size: 1.2rem;
}

.profile-content {
    position: relative;
}

.profile-intro-badge {
    display: inline-block;
}

.profile-intro-badge .badge {
    background: transparent !important;
    border: none !important;
    padding: 0 !important;
    font-size: 1.25rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-color);
    letter-spacing: 0.5px;
}

.intro-text {
    padding-left: 50px;
    position: relative;
    line-height: 1.8;
}

.intro-icon {
    position: absolute;
    left: 0;
    top: 0;
    width: 40px;
    height: 40px;
    background: rgba(0, 102, 204, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

.intro-text:hover .intro-icon {
    background: var(--primary-color);
    transform: scale(1.1);
}

.intro-text:hover .intro-icon i {
    color: var(--white) !important;
}

.intro-text p {
    color: var(--dark-gray);
    font-size: 1rem;
    line-height: 1.8;
}

/* 公司概述部分响应式样式 */
@media (max-width: 991.98px) {
    .company-image-wrapper {
        margin-bottom: 2rem;
    }
    
    .profile-content {
        padding-left: 0 !important;
    }
    
    .intro-text {
        padding-left: 45px;
    }
    
    .company-image-badge {
        top: 15px;
        right: 15px;
        padding: 8px 16px;
        font-size: 0.85rem;
    }
}

@media (max-width: 575.98px) {
    .company-image-wrapper {
        border-radius: 8px;
        padding: 4px;
    }
    
    .intro-text {
        padding-left: 40px;
    }
    
    .intro-icon {
        width: 35px;
        height: 35px;
    }
    
    .intro-icon i {
        font-size: 0.9rem;
    }
    
    .company-image-badge {
        top: 10px;
        right: 10px;
        padding: 6px 12px;
        font-size: 0.75rem;
    }
    
    .company-image-badge i {
        font-size: 1rem;
    }
}

/* 服务项目页面样式 */
.service-section-header {
    margin-bottom: 3rem;
}

.service-icon-wrapper {
    display: inline-block;
    padding: 2rem;
    background: rgba(0, 102, 204, 0.1);
    border-radius: 50%;
    transition: var(--transition-normal);
}

.service-content-card {
    border-radius: 0;
    box-shadow: 0 5px 20px rgba(0, 102, 204, 0.1);
    transition: var(--transition-normal);
}

.service-content-card:hover {
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.15);
    transform: translateY(-3px);
}

.service-advantage-item {
    padding: 1.5rem;
    background: var(--white);
    border-radius: 0;
    height: 100%;
    transition: var(--transition-normal);
}

.service-advantage-item:hover {
    background: rgba(0, 102, 204, 0.02);
}

.service-advantage-item h5 {
    color: var(--primary-color);
    font-weight: var(--font-weight-semibold);
    border-bottom: 2px solid rgba(0, 102, 204, 0.1);
    padding-bottom: 0.75rem;
    margin-bottom: 1rem;
}

.service-advantage-item ul li {
    color: var(--dark-gray);
    line-height: 1.8;
    font-size: 0.95rem;
}

.service-scenario {
    border-radius: 0;
    border-left: 4px solid var(--primary-color);
}

.service-scenario h5 {
    color: var(--primary-color);
    font-weight: var(--font-weight-semibold);
}

/* 服务图片展示区域 */
.service-image-gallery {
    margin-bottom: 2rem;
}

.service-image-wrapper {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.1);
    transition: var(--transition-normal);
    height: 300px;
}

/* 全宽图片（海运、空运、陆运）高度更高 */
.col-lg-12 .service-image-wrapper {
    height: 450px;
}

.service-image-wrapper:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 102, 204, 0.2);
}

.service-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.service-image-wrapper:hover img {
    transform: scale(1.05);
}

/* 移动端响应式调整 */
@media (max-width: 991px) {
    .col-lg-12 .service-image-wrapper {
        height: 350px;
    }
}

@media (max-width: 767px) {
    .service-image-wrapper {
        height: 250px;
    }
    
    .col-lg-12 .service-image-wrapper {
        height: 280px;
    }
}

/* 新闻资讯页面样式 */
.news-card {
    background: var(--white);
    border-radius: 0;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 102, 204, 0.1);
    transition: var(--transition-normal);
    border: 1px solid rgba(0, 102, 204, 0.1);
    display: flex;
    flex-direction: column;
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.15);
    border-color: var(--primary-color);
}

.news-card-image {
    position: relative;
    overflow: hidden;
    height: 220px;
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.1) 0%, rgba(0, 102, 204, 0.05) 100%);
}

.news-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.news-card:hover .news-card-image img {
    transform: scale(1.1);
}

.news-card-date {
    position: absolute;
    top: 15px;
    right: 15px;
    z-index: 2;
}

.news-card-date .badge {
    padding: 8px 16px;
    font-size: 0.85rem;
    font-weight: var(--font-weight-semibold);
    border-radius: 0;
}

.news-card-body {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.news-card-title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-semibold);
    color: var(--dark-gray);
    margin-bottom: 1rem;
    line-height: 1.4;
    transition: var(--transition-normal);
}

.news-card:hover .news-card-title {
    color: var(--primary-color);
}

.news-card-excerpt {
    color: var(--medium-gray);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    display: inline-flex;
    align-items: center;
    transition: var(--transition-normal);
}

.news-card-link:hover {
    color: var(--primary-dark);
    transform: translateX(5px);
}

.news-card-link i {
    transition: var(--transition-normal);
}

.news-card-link:hover i {
    transform: translateX(3px);
}

/* 新闻分页样式 */
.pagination .page-link {
    color: var(--primary-color);
    border-color: rgba(0, 102, 204, 0.2);
}

.pagination .page-link:hover {
    color: var(--primary-dark);
    background-color: rgba(0, 102, 204, 0.1);
    border-color: var(--primary-color);
}

.pagination .page-item.active .page-link {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white);
}

/* 联系我们页面样式 */
.contact-info-card {
    background: rgba(0, 102, 204, 0.03);
    border-radius: 0;
    border: 1px solid rgba(0, 102, 204, 0.1);
    position: relative;
    overflow: hidden;
}

.contact-info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-color);
}

.contact-logo-wrapper {
    display: inline-block;
    padding: 0;
    background: transparent;
    border-radius: 0;
    transition: var(--transition-normal);
}

.contact-logo {
    max-width: 150px;
    height: auto;
    display: block;
}

.contact-company-title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
    line-height: 1.4;
    margin-bottom: 0.5rem;
}

.contact-company-subtitle {
    font-size: 0.95rem;
    color: var(--medium-gray);
    font-weight: var(--font-weight-normal);
}

.contact-intro {
    background: var(--white);
    padding: 1.5rem;
    border-left: 4px solid var(--primary-color);
}

.contact-intro-text {
    color: var(--dark-gray);
    font-size: 0.95rem;
    line-height: 1.8;
    margin: 0;
    text-align: justify;
}

.contact-details {
    padding-top: 0.5rem;
}

.contact-detail-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 0.75rem 0;
}

.contact-detail-icon {
    width: 24px;
    height: 24px;
    color: var(--dark-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.contact-detail-content {
    flex: 1;
}

.contact-detail-title {
    font-size: 0.9rem;
    font-weight: var(--font-weight-semibold);
    color: var(--dark-gray);
    background: rgba(0, 102, 204, 0.1);
    padding: 0.25rem 0.75rem;
    display: inline-block;
    margin: 0 0 0.5rem 0;
}

.contact-detail-text {
    color: var(--dark-gray);
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
    display: block;
}

.contact-item-enhanced {
    background: var(--white);
    border-radius: 0;
    padding: 2rem;
    box-shadow: 0 5px 20px rgba(0, 102, 204, 0.1);
    border: 1px solid rgba(0, 102, 204, 0.1);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.contact-item-enhanced::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--primary-color);
    transform: scaleY(0);
    transition: var(--transition-normal);
}

.contact-item-enhanced:hover {
    transform: translateX(5px);
    box-shadow: 0 8px 30px rgba(0, 102, 204, 0.15);
    border-color: var(--primary-color);
}

.contact-item-enhanced:hover::before {
    transform: scaleY(1);
}

.contact-item-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid rgba(0, 102, 204, 0.1);
}

.contact-item-icon-enhanced {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.25rem;
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.3);
    transition: var(--transition-normal);
}

.contact-item-enhanced:hover .contact-item-icon-enhanced {
    background: var(--primary-dark);
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 6px 20px rgba(0, 102, 204, 0.4);
}

.contact-item-title-enhanced {
    color: var(--primary-color);
    font-weight: var(--font-weight-semibold);
    font-size: 1.35rem;
}

.contact-item-body {
    padding-left: 0.5rem;
}

.contact-item-content-enhanced {
    color: var(--dark-gray);
    font-size: 1.05rem;
    line-height: 1.8;
    font-weight: var(--font-weight-medium);
}

.contact-item-content-en-enhanced {
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--medium-gray);
}

.contact-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    transition: var(--transition-normal);
    display: inline-block;
}

.contact-link:hover {
    color: var(--primary-dark);
    transform: translateX(3px);
}

.contact-form-card-enhanced {
    background: var(--white);
    border-radius: 0;
    box-shadow: 0 10px 40px rgba(0, 102, 204, 0.15);
    border: 1px solid rgba(0, 102, 204, 0.1);
    position: relative;
    overflow: hidden;
}

.contact-form-card-enhanced::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: var(--primary-color);
}

.contact-form-header {
    text-align: left;
    padding-bottom: 2rem;
    border-bottom: 3px solid var(--primary-color);
    margin-bottom: 2rem;
}

.contact-form-title {
    font-size: 1.75rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
    margin-bottom: 0.75rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.contact-form-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--primary-color);
}

.contact-form-subtitle {
    color: var(--medium-gray);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-top: 0.5rem;
}

.contact-form-enhanced {
    margin-top: 0;
}

.form-group-enhanced {
    margin-bottom: 1.5rem;
}

.form-label-enhanced {
    color: var(--dark-gray);
    font-weight: var(--font-weight-semibold);
    margin-bottom: 0.75rem;
    display: block;
    font-size: 0.95rem;
    letter-spacing: 0.3px;
}

.form-control-enhanced {
    border: 1px solid rgba(0, 102, 204, 0.2);
    border-radius: 0;
    padding: 1rem 1.25rem;
    transition: var(--transition-normal);
    font-size: 1rem;
    background: var(--white);
    width: 100%;
}

.form-control-enhanced:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
    background: var(--white);
    outline: none;
    border-width: 2px;
}

.form-control-enhanced:hover {
    border-color: rgba(0, 102, 204, 0.3);
}

.form-control-enhanced::placeholder {
    color: var(--medium-gray);
    opacity: 0.6;
}

.btn-primary-enhanced {
    background: var(--primary-color);
    border: none;
    border-radius: 0;
    padding: 1rem 2.5rem;
    font-weight: var(--font-weight-semibold);
    font-size: 1.1rem;
    color: var(--white);
    transition: var(--transition-normal);
    box-shadow: 0 5px 20px rgba(0, 102, 204, 0.3);
    position: relative;
    overflow: hidden;
}

.btn-primary-enhanced::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-primary-enhanced:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary-enhanced:hover {
    background: var(--primary-dark);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0, 102, 204, 0.4);
}

.btn-primary-enhanced:active {
    transform: translateY(-1px);
}

.btn-primary-enhanced i {
    transition: var(--transition-normal);
}

.btn-primary-enhanced:hover i {
    transform: translateX(5px);
}

/* 响应式优化 */
@media (max-width: 991.98px) {
    .contact-item-enhanced {
        margin-bottom: 1.5rem;
    }
    
    .contact-form-card-enhanced {
        margin-top: 2rem;
    }
}

.advantage-card {
    transition: var(--transition-normal);
    border: 1px solid rgba(0, 102, 204, 0.1);
}

.advantage-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 102, 204, 0.15);
    border-color: var(--primary-color);
}

.advantage-icon {
    transition: var(--transition-normal);
}

.advantage-card:hover .advantage-icon i {
    transform: scale(1.1);
}

/* 服务范围卡片样式 */
.service-scope-card {
    background: var(--white);
    border-radius: 0;
    padding: 2rem 1.5rem;
    transition: var(--transition-normal);
    border: 1px solid rgba(0, 102, 204, 0.1);
    position: relative;
    overflow: hidden;
}

.service-scope-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-color);
    transform: scaleX(0);
    transition: var(--transition-normal);
}

.service-scope-card:hover::before {
    transform: scaleX(1);
}

.service-scope-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 102, 204, 0.15);
    border-color: var(--primary-color);
}

.service-scope-icon {
    width: 80px;
    height: 80px;
    background: rgba(0, 102, 204, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    transition: var(--transition-normal);
}

.service-scope-icon i {
    font-size: 2rem;
    transition: var(--transition-normal);
}

.service-scope-card:hover .service-scope-icon {
    background: var(--primary-color);
    transform: scale(1.1);
}

.service-scope-card:hover .service-scope-icon i {
    color: var(--white) !important;
    transform: scale(1.1);
}

.service-scope-title {
    font-weight: var(--font-weight-semibold);
    color: var(--dark-gray);
    transition: var(--transition-normal);
}

.service-scope-card:hover .service-scope-title {
    color: var(--primary-color);
}

.service-scope-desc {
    font-size: 0.95rem;
    line-height: 1.6;
}

/* 企业文化页面 */
.culture-content {
    background: var(--white);
}

.culture-card {
    border: 1px solid rgba(0, 102, 204, 0.1);
    transition: var(--transition-normal);
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
}

.culture-card:hover {
    box-shadow: 0 8px 30px rgba(0, 102, 204, 0.15);
    transform: translateY(-3px);
}

/* 企业文化图片样式 */
.culture-image-wrapper {
    position: relative;
    overflow: hidden;
    border-radius: 0;
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.15);
    transition: var(--transition-normal);
}

.culture-image {
    width: 100%;
    height: auto;
    display: block;
    transition: var(--transition-slow);
}

.culture-card:hover .culture-image-wrapper {
    box-shadow: 0 15px 40px rgba(0, 102, 204, 0.25);
    transform: translateY(-5px);
}

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

.value-item {
    border: 1px solid rgba(0, 102, 204, 0.1);
    transition: var(--transition-normal);
    height: 100%;
}

.value-item:hover {
    border-color: var(--primary-color);
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.1);
    transform: translateY(-3px);
}

.value-item i {
    transition: var(--transition-normal);
}

.value-item:hover i {
    transform: scale(1.2);
    color: var(--primary-dark) !important;
}

/* 客户中心页面样式 */
.customer-quick-search-card {
    background: var(--white);
    border-radius: 0;
    box-shadow: 0 5px 20px rgba(0, 102, 204, 0.1);
    border: 1px solid rgba(0, 102, 204, 0.1);
}

.customer-quick-search-card .input-group-lg .form-control {
    border-radius: 0;
    border: 2px solid rgba(0, 102, 204, 0.15);
    padding: 1rem 1.25rem;
    font-size: 1rem;
}

.customer-quick-search-card .input-group-lg .form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0, 102, 204, 0.15);
    outline: none;
}

.customer-quick-search-card .btn-primary {
    border-radius: 0;
    padding: 1rem 2.5rem;
    font-weight: var(--font-weight-semibold);
    background: var(--primary-color);
    border: none;
    color: var(--white);
}

.customer-quick-search-card .btn-primary:hover {
    background: var(--primary-dark);
    color: var(--white);
}

.customer-feature-card {
    background: var(--white);
    border-radius: 0;
    padding: 3rem 2.5rem;
    box-shadow: 0 5px 20px rgba(0, 102, 204, 0.1);
    border: 1px solid rgba(0, 102, 204, 0.1);
    transition: var(--transition-normal);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.customer-feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-color);
    transform: scaleX(0);
    transition: var(--transition-normal);
}

.customer-feature-card:hover::before {
    transform: scaleX(1);
}

.customer-feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 102, 204, 0.15);
    border-color: var(--primary-color);
}

.customer-feature-icon {
    margin-bottom: 1.5rem;
    transition: var(--transition-normal);
}

.customer-feature-card:hover .customer-feature-icon {
    transform: scale(1.1);
}

.customer-feature-title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--dark-gray);
    margin-bottom: 1rem;
}

.customer-feature-desc {
    color: var(--medium-gray);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.customer-feature-btn {
    display: inline-block;
    background: var(--primary-color);
    color: var(--white);
    padding: 0.75rem 2rem;
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
    transition: var(--transition-normal);
    border-radius: 0;
}

.customer-feature-btn:hover {
    background: var(--primary-dark);
    color: var(--white);
    transform: translateX(5px);
}

.system-feature-item {
    padding: 2rem 1.5rem;
    background: var(--white);
    border-radius: 0;
    box-shadow: 0 3px 15px rgba(0, 102, 204, 0.08);
    border: 1px solid rgba(0, 102, 204, 0.1);
    transition: var(--transition-normal);
    height: 100%;
}

.system-feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 102, 204, 0.15);
    border-color: var(--primary-color);
}

.system-feature-icon {
    margin-bottom: 1rem;
    transition: var(--transition-normal);
}

.system-feature-item:hover .system-feature-icon {
    transform: scale(1.1);
}

.system-feature-item h5 {
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--dark-gray);
    margin-bottom: 0.75rem;
}

.system-feature-item p {
    color: var(--medium-gray);
    font-size: 0.9rem;
    line-height: 1.6;
    margin: 0;
}

/* 响应式优化 */
@media (max-width: 991.98px) {
    .customer-feature-card {
        padding: 2.5rem 2rem;
        margin-bottom: 1.5rem;
    }
    
    .customer-quick-search-card {
        padding: 3rem 2rem;
    }
    
    .system-feature-item {
        margin-bottom: 1.5rem;
    }
}

/* 企业文化理念卡片样式 */
.philosophy-card {
    background: var(--white);
    border-radius: 0;
    padding: 2.5rem 2rem;
    transition: var(--transition-normal);
    border: 1px solid rgba(0, 102, 204, 0.1);
    position: relative;
    overflow: hidden;
}

.philosophy-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-color);
    transform: scaleX(0);
    transition: var(--transition-normal);
}

.philosophy-card:hover::before {
    transform: scaleX(1);
}

.philosophy-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 102, 204, 0.15);
    border-color: var(--primary-color);
}

.philosophy-icon {
    width: 80px;
    height: 80px;
    background: rgba(0, 102, 204, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    transition: var(--transition-normal);
}

.philosophy-icon i {
    font-size: 2rem;
    transition: var(--transition-normal);
}

.philosophy-card:hover .philosophy-icon {
    background: var(--primary-color);
    transform: scale(1.1);
}

.philosophy-card:hover .philosophy-icon i {
    color: var(--white) !important;
    transform: scale(1.1);
}

.philosophy-title {
    font-weight: var(--font-weight-semibold);
    color: var(--dark-gray);
    transition: var(--transition-normal);
}

.philosophy-card:hover .philosophy-title {
    color: var(--primary-color);
}

.philosophy-desc {
    font-size: 0.95rem;
    line-height: 1.6;
}

/* 发展历程页面 */
.history-content {
    background: var(--white);
}

.timeline-wrapper {
    padding: 2rem 0;
}

.timeline-line {
    left: 50%;
    top: 0;
    width: 4px;
    background: var(--primary-color);
    transform: translateX(-50%);
    z-index: 0;
    /* 限制分割线只延伸到最后一个时间轴项目的底部 */
    bottom: auto;
    height: calc(100% - 4rem);
}

.timeline-item {
    position: relative;
    z-index: 1;
}

.timeline-icon {
    width: 80px;
    height: 80px;
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.3);
    transition: var(--transition-normal);
}

.timeline-item:hover .timeline-icon {
    transform: scale(1.15);
    box-shadow: 0 8px 25px rgba(0, 102, 204, 0.4);
}

.timeline-content {
    border: 1px solid rgba(0, 102, 204, 0.1);
    transition: var(--transition-normal);
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
}

.timeline-item:hover .timeline-content {
    box-shadow: 0 8px 30px rgba(0, 102, 204, 0.15);
    border-color: var(--primary-color);
}

.timeline-date .badge {
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.5px;
}

.future-outlook {
    box-shadow: 0 10px 40px rgba(0, 102, 204, 0.2);
    border-radius: 0;
}

.future-outlook i {
    transition: var(--transition-normal);
}

.future-outlook:hover i {
    transform: scale(1.1) rotate(10deg);
}

/* 关于我们页面响应式 */
@media (max-width: 991.98px) {
    .timeline-line {
        left: 30px;
        transform: none;
    }
    
    .timeline-item .row {
        padding-left: 60px;
    }
    
    .timeline-icon-wrapper {
        position: absolute;
        left: 0;
        top: 0;
    }
    
    .timeline-icon {
        width: 60px;
        height: 60px;
    }
    
    .timeline-icon i {
        font-size: 1.5rem !important;
    }
}

@media (max-width: 991.98px) {
    .page-hero {
        margin-top: 70px;
    }
}

@media (max-width: 767.98px) {
    .page-hero {
        margin-top: 60px;
        padding: 2rem 0 !important;
    }
    
    .page-hero h1 {
        font-size: 2rem;
    }
    
    .culture-card {
        padding: 2rem !important;
    }
    
    .culture-icon-wrapper {
        margin-bottom: 1.5rem;
    }
    
    .value-item {
        margin-bottom: 1rem;
    }
    
    .timeline-line {
        left: 20px;
    }
    
    .timeline-item .row {
        padding-left: 50px;
    }
    
    .timeline-icon {
        width: 50px;
        height: 50px;
    }
    
    .timeline-icon i {
        font-size: 1.2rem !important;
    }
}

/* ========================================
   打印样式
======================================== */
@media print {
    .navbar-section,
    .hero-carousel,
    #backToTop {
        display: none !important;
    }
    
    body {
        color: #000 !important;
        background: #fff !important;
    }
    
    .card-convey {
        box-shadow: none !important;
        border: 1px solid #ddd !important;
    }
}

/* ========================================
   动画效果
======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.animate-slide-in-left {
    animation: slideInLeft 0.6s ease-out;
}

.animate-slide-in-right {
    animation: slideInRight 0.6s ease-out;
}

/* ========================================
   导航栏占位符
======================================== */
.navbar-spacer {
    height: 80px;
    transition: height var(--transition-normal);
}

@media (max-width: 991.98px) {
    .navbar-spacer {
        height: 70px;
    }
}

@media (max-width: 767.98px) {
    .navbar-spacer {
        height: 60px;
    }
}