/* 全局样式 */
:root {
    --main-blue: #003366;
    --midnight-blue: #191970;
    --light-gray: #F5F7FA;
    --white: #FFFFFF;
    --accent-orange: #FFA500;
    --accent-green: #98FB98;
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --dark-color: #343a40;
    --light-color: #f8f9fa;
}

html, body {
    overflow-x: hidden;
}

body {
    font-family: 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: var(--main-blue);
    background:#f8f9fa ;
}

/* 全局浅色区块和卡片样式，移除深蓝色 */
.section-block,
.about-section,
.applications-section,
.products-section,
.contact-section,
.about-section-new,
.applications-section-new,
.products-section-new,
.contact-section-new {
    background: #f8f9fa;  /* 与公司简介区块保持一致 */
}

.card,
.about-stat-card,
.app-card,
.product-card,
.contact-card,
.contact-form-card,
.about-stat-card-new,
.app-card-new,
.product-card-new,
.contact-card-new,
.contact-form-card-new {
    background: #fff ;
    border: none !important;
    border-radius: 18px !important;
    box-shadow: 0 4px 24px 0 rgba(0,0,0,0.06) !important;
    color: #222 !important;
}

.section-title,
.about-title,
.about-title-new,
.section-title-new,
.about-stat-label,
.about-stat-label-new,
.product-title,
.product-title-new,
.app-title,
.app-title-new,
.contact-card h4,
.contact-card-new h4 {
    color: #222 !important;
}

.about-stat-value, .about-stat-plus, .about-stat-unit,
.about-stat-value-new, .about-stat-unit-new {
    color: #222 !important;
}

.app-icon, .app-icon-new {
    color: var(--primary-color) !important;  /* 替换橙色为#007bff */
    background: #e6f4ff !important;  /* 调整背景色为蓝色系 */
}

.product-list li, .app-list li {
    color: var(--primary-color) !important;
}
/* 页面标题区块样式 */
.page-header {
    /* 替换为你的背景图片路径（建议使用项目内assets目录下的图片） */
    /* background-image: url('../images/首页广告图.png');  */
    /* 替换为上下白色向中间浅蓝色渐变 */
    background: linear-gradient(to bottom, #FFFFFF 0%, #51a3fa 50%, #FFFFFF 100%);
    background-size: cover; /* 覆盖整个区块 */
    background-position: center; /* 居中显示 */
    background-repeat: no-repeat; /* 禁止重复 */
    padding: 3rem 0; /* 保持原有内边距 */
    margin-top: 5rem; /* 保持原有顶部边距 */
    position: relative; /* 为遮罩层定位 */
}




/* 添加半透明遮罩层（可选，根据图片亮度调整） */
.page-header::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(231, 239, 247, 0.3); /* 浅灰色半透明遮罩 */
    z-index: 1; /* 确保在背景图上方 */
}

/* 标题文字需要提升层级 */
.page-header h1, .page-header .section-title {
    position: relative;
    z-index: 2; /* 显示在遮罩层上方 */
    color: #ffffff !important; /* 文字颜色调整为白色 */
}

/* 按钮、icon等点缀色仍为橙色/绿色 */
.btn, .btn-hero, .btn-product, .btn-contact {
    background: var(--accent-orange) !important;
    color: #fff !important;
    border: none !important;
    font-weight: 600;
    border-radius: 30px;
    box-shadow: 0 2px 8px 0 rgba(0,0,0,0.08);
    transition: background 0.3s, color 0.3s, box-shadow 0.3s;
}
.btn:hover, .btn-hero:hover, .btn-product:hover, .btn-contact:hover {
    background: var(--accent-green) !important;
    color: #222 !important;
}

/* 导航栏和页脚仍为深蓝色，内容区全部浅色 */
.navbar, footer {
    background: var(--main-blue) !important;
    color: #fff !important;
}
.navbar-light .navbar-nav .nav-link {
    color: #fff !important;
}
.navbar-light .navbar-nav .nav-link.active,
.navbar-light .navbar-nav .nav-link:hover {
    color: var(--accent-orange) !important;
}
footer a {
    color: #fff !important;
}
footer a:hover {
    color: var(--primary-color) !important;
}
.social-links a {
    color: var(--primary-color) !important;
}

/* 宣传大图浅色 */
.hero-section, .hero-section-new {
    background: linear-gradient(135deg, #f5f7fa 60%, #e5e5e5 100%) !important;
    min-height: 520px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}
.hero-title, .hero-section-new .hero-title {
    color: #fff !important;
    text-shadow: 0 4px 16px rgba(0,0,0,0.7), 0 1px 2px rgba(0,0,0,0.5);
    font-size: 4.2rem;
    font-weight: 800;
    letter-spacing: 2px;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}
.hero-subtitle, .hero-section-new .hero-subtitle {
    color: #fff !important;
    text-shadow: 0 2px 8px rgba(0,0,0,0.7), 0 1px 2px rgba(0,0,0,0.5);
    font-size: 2rem;
    margin-bottom: 2.5rem;
    line-height: 1.4;
}

/* 导航栏样式 */
.navbar {
    background: #fff !important;
    box-shadow: 0 2px 12px 0 rgba(0,51,102,0.06);
    border-bottom: 1.5px solid #eaf0fa;
    min-height: 76px;
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
    transition: box-shadow 0.3s;
}

.navbar-scrolled {
    background: #fff !important;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1) !important;
}

.navbar-scrolled .nav-link,
.navbar-scrolled .navbar-brand span {
    color: #003366 ;
}

.navbar.navbar-transparent {
    background: transparent !important;
    border-bottom-color: transparent !important;
}

.navbar.navbar-transparent .nav-link,
.navbar.navbar-transparent .navbar-brand span {
    color: #fff !important;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3) !important;
}

/* 导航栏透明状态样式（首页宣传图区域） */
.navbar.navbar-transparent.navbar-light .navbar-nav .nav-link {
    color: #fff !important;  /* 未选中状态白色 */
    opacity: 0.9;            /* 未选中状态轻微透明 */
    transition: opacity 0.2s;
}

.navbar.navbar-transparent.navbar-light .navbar-nav .nav-link.active,
.navbar.navbar-transparent.navbar-light .navbar-nav .nav-link:hover {
    color: #1890ff !important;  /* 选中/悬停状态保留蓝色 */
    opacity: 1;                /* 完全不透明 */
}

.navbar-transparent .navbar-toggler-icon {
    background-image: url('data:image/svg+xml;utf8,<svg viewBox="0 0 30 30" xmlns="http://www.w3.org/2000/svg"><path stroke="rgba(255,255,255,0.9)" stroke-width="2" stroke-linecap="round" stroke-miterlimit="10" d="M4 7h22M4 15h22M4 23h22"/></svg>');
    filter: invert(1);
}

.navbar-brand img {
    max-height: 48px;
}

.navbar.navbar-transparent .navbar-brand span {
    color: #fff !important;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3) !important;
}

.navbar-scrolled .navbar-brand span {
    color: #003366 ;
}

.navbar-nav {
    gap: 2.5rem;
}

.navbar-light .navbar-nav .nav-link {
    color: #003366 !important;
    font-weight: 700;
    font-size: 1.13rem;
    letter-spacing: 1.5px;
    padding: 0.5rem 0;
    position: relative;
    background: none;
    border: none;
    transition: color 0.2s;
}

.navbar-light .navbar-nav .nav-link.active,
.navbar-light .navbar-nav .nav-link:focus,
.navbar-light .navbar-nav .nav-link:hover {
    color: #1890ff !important;
}

.navbar-light .navbar-nav .nav-link.active::after,
.navbar-light .navbar-nav .nav-link:focus::after,
.navbar-light .navbar-nav .nav-link:hover::after {
    content: '';
    display: block;
    margin: 0.3rem auto 0 auto;
    width: 60%;
    height: 3px;
    background: #1890ff;
    border-radius: 2px;
    transition: background 0.2s;
}

.navbar-light .navbar-nav .nav-link::after {
    content: '';
    display: block;
    margin: 0.3rem auto 0 auto;
    width: 0;
    height: 3px;
    background: transparent;
    border-radius: 2px;
    transition: width 0.2s, background 0.2s;
}

/* 非首页导航栏样式 */
body:not(.index-page) .navbar-light .navbar-nav .nav-link {
    color: #003366 ;
}

body:not(.index-page) .navbar-scrolled .nav-link {
    color: #003366 ;
}

body:not(.index-page) .navbar-brand span {
    color: #003366 ;
}

.navbar-toggler {
    border: none;
    outline: none;
}

.navbar-toggler-icon {
    background-image: url('data:image/svg+xml;utf8,<svg viewBox="0 0 30 30" xmlns="http://www.w3.org/2000/svg"><path stroke="rgba(0,51,102,0.8)" stroke-width="2" stroke-linecap="round" stroke-miterlimit="10" d="M4 7h22M4 15h22M4 23h22"/></svg>');
}

@media (max-width: 992px) {
    .navbar-nav {
        gap: 1.2rem;
    }
    .navbar {
        min-height: 56px;
        background-color: #fff ;
    }
    .navbar-brand img {
        max-height: 36px;
    }
    .navbar-light .navbar-nav .nav-link {
        font-size: 1rem;
        padding: 0.5rem 0;
    }
    /* 新增：手机页面导航栏展开按钮淡蓝色 */
    .navbar-toggler-icon {
        background-image: url('data:image/svg+xml;utf8,<svg viewBox="0 0 30 30" xmlns="http://www.w3.org/2000/svg"><path stroke="%231890ff" stroke-width="2" stroke-linecap="round" stroke-miterlimit="10" d="M4 7h22M4 15h22M4 23h22"/></svg>')!important;
    }
    
}

/* 全屏宣传图样式 */
.hero-section {
    height: 100vh;
    min-height: 600px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #f5f7fa 60%, #e5e5e5 100%);
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-image img {
    width: 100vw;
    height: 100vh;
    min-height: 600px;
    object-fit: cover;
    object-position: center;
    display: block;
}

.hero-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg,rgba(0,51,102,0.7) 60%,rgba(25,25,112,0.95) 100%);
    z-index: 2;
    pointer-events: none;
}

.hero-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 3;
    text-align: center;
    color: var(--main-blue);
    width: 90%;
    max-width: 900px;
    margin: 0 auto;
}

.hero-content h1 {
    font-size: 4.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    text-shadow: 3px 3px 8px rgba(0,0,0,0.5);
    letter-spacing: 3px;
}

.hero-content p {
    font-size: 2rem;
    margin-bottom: 2.5rem;
    text-shadow: 2px 2px 6px rgba(0,0,0,0.4);
}

.hero-content .btn {
    background: var(--accent-orange);
    color: var(--main-blue);
    border: none;
}

.hero-content .btn:hover {
    background: var(--accent-green);
    color: var(--main-blue);
}

/* 章节标题样式 */
.section-title {
    position: relative;
    padding-bottom: 15px;
    margin-bottom: 30px;
    text-align: center;
    color: #222 !important;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-orange) 0%, var(--accent-green) 100%);
}

/* 公司简介样式 */
.feature-item {
    text-align: center;
    padding: 20px;
    transition: all 0.3s ease;
}

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

.feature-item i {
    color: var(--primary-color);
    margin-bottom: 15px;
}

/* 市场应用样式 */
.applications-section .card {
    transition: all 0.3s ease;
    border: none;
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
}

.applications-section .card:hover {
    transform: translateY(-10px);
}

.applications-section .card-img-top {
    height: 200px;
    object-fit: cover;
}

.applications-section .list-unstyled li {
    margin-bottom: 8px;
}

/* 旗舰产品样式 */
.product-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.product-card img {
    object-fit: cover;
}

.product-card .card-body {
    padding: 20px;
}

.product-card .list-unstyled li {
    margin-bottom: 8px;
}

/* 产品展示页面样式 */
.product-categories {
    background-color: var(--light-color);
}

.nav-pills .nav-link {
    color: var(--dark-color);
    border-radius: 30px;
    padding: 8px 20px;
    margin: 0 5px;
    transition: all 0.3s ease;
}

.nav-pills .nav-link:hover {
    background-color: rgba(0,123,255,0.1);
}

.nav-pills .nav-link.active {
    background-color: var(--primary-color);
    color: white;
}

/* 产品模态框样式 */
.modal-content {
    border-radius: 15px;
    border: none;
}

.modal-header {
    border-bottom: 1px solid #eee;
    padding: 20px;
}

.modal-body {
    padding: 30px;
}

.modal-body h4 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.modal-body ul {
    padding-left: 20px;
}

.modal-body ul li {
    margin-bottom: 10px;
}

.modal-body .table {
    margin-top: 15px;
}

.modal-body .table td {
    padding: 10px;
    border-color: #eee;
}

/* 联系页面样式 */
.contact-info .card {
    text-align: center;
    padding: 30px 20px;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.contact-info .card:hover {
    transform: translateY(-10px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.contact-info .card i {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.contact-info .card h4 {
    color: var(--dark-color);
    margin-bottom: 15px;
}

.contact-form .card {
    border-radius: 15px;
    overflow: hidden;
}

.contact-form .form-control {
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    margin-bottom: 20px;
}

.contact-form .form-control:focus {
    border-color: var(--primary-color);
    box-shadow: none;
}

.contact-form .btn-primary {
    padding: 12px 30px;
    border-radius: 30px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.map-container {
    height: 400px;
    overflow: hidden;
}

.map-placeholder {
    width: 100%;
    height: 100%;
}

.map-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 联系信息文字颜色（黑色） */
.contact-info-text {
    color: #000 !important;  /* 醒目黑色，!important确保覆盖默认样式 */
}

/* 联系表单样式 */
.form-control {
    border-radius: 0;
    border: 1px solid #ddd;
    padding: 12px;
}

.form-control:focus {
    box-shadow: none;
    border-color: var(--primary-color);
}

/* 页脚样式 */
footer {
    background-color: var(--main-blue);
    background: var(--main-blue) !important;
    color: var(--white);
}

footer a {
    text-decoration: none;
    transition: color 0.3s ease;
    color: var(--white);
}

footer a:hover {
    color: var(--accent-orange) !important;
}

.social-links a {
    font-size: 1.5rem;
    color: var(--accent-orange);
}

/* 时间线样式 */
.timeline {
    position: relative;
    padding: 20px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 2px;
    height: 100%;
    background-color: var(--primary-color);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 50px;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s cubic-bezier(.4,0,.2,1), transform 0.8s cubic-bezier(.4,0,.2,1);
}

.timeline-item.active {
    opacity: 1;
    transform: translateY(0);
}

/* 为每个时间线项目添加动画延迟（依次出现） */
.timeline .row:nth-child(1) .timeline-item {
    transition-delay: 0.4s;
}
.timeline .row:nth-child(2) .timeline-item {
    transition-delay: 0.8s;
}
.timeline .row:nth-child(3) .timeline-item {
    transition-delay: 1.2s;
}
.timeline .row:nth-child(4) .timeline-item {
    transition-delay: 1.6s;
}

.timeline-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 20px;
    height: 20px;
    background-color: var(--primary-color);
    border-radius: 50%;
    transform: translateX(-50%);
}

.timeline-content {
    position: relative;
    padding: 20px;
    background-color: #fff;
    border-radius: 5px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
}

.timeline-content h4 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

/* 返回顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    transition: all 0.3s ease;
    z-index: 1000;
}

.back-to-top.show {
    display: flex;
}

.back-to-top:hover {
    background-color: #0056b3;
    transform: translateY(-3px);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-content p {
        font-size: 1.2rem;
    }
    
    .product-card {
        margin-bottom: 20px;
    }
    
    .product-card .row {
        flex-direction: column;
    }
    
    .product-card img {
        height: 200px;
    }
    
    .section-title {
        text-align: center;
    }
    
    .section-title::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .card-img-top {
        height: 150px;
    }

    .timeline::before {
        left: 30px;
    }

    .timeline-item::before {
        left: 30px;
    }

    .timeline-content {
        margin-left: 60px;
    }

    .nav-pills .nav-link {
        margin-bottom: 10px;
    }

    .modal-body {
        padding: 15px;
    }

    .contact-form .card-body {
        padding: 20px;
    }

    .map-container {
        height: 300px;
    }
}

@media (max-width: 992px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    .hero-content p {
        font-size: 1.2rem;
    }
    .hero-section {
        min-height: 400px;
    }
    .hero-image img {
        min-height: 400px;
    }
}

/* 动画效果 */
.btn {
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

/* 新增区块入场动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 动画触发类（配合HTML中的section-animate使用） */
.scroll-animate {
    opacity: 0;          /* 初始透明 */
    transform: translateY(30px); /* 初始向下偏移30px */
    transition: opacity 1.2s ease-out, transform 1.2s ease-out; /* 定义过渡效果 */
}

.scroll-animate.active {
    opacity: 1;          /* 激活后完全可见 */
    transform: translateY(0); /* 激活后回到原位置 */
}
/* 自定义滚动条 */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 5px;
    border: 2px solid #f1f1f1;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* 主要内容区域滚动条 */
.main-content::-webkit-scrollbar {
    width: 8px;
}

/* 公司简介（集团简介）新版样式 */
.about-section {
    background: #fff !important;
    padding: 5rem 0;
    position: relative;
}

.about-title {
    font-size: 4.2rem !important;
    font-weight: 900 !important;
    color: #003366 !important;
    letter-spacing: 4px;
    margin-bottom: 2rem !important;
    line-height: 1.1;
    position: relative;
    display: inline-block;
    text-shadow: 0 6px 24px rgba(0,51,102,0.10);
}

.about-title::after {
    content: '';
    display: block;
    margin: 1.2rem 0 0 0;
    width: 90px;
    height: 5px;
    background: linear-gradient(90deg, #1890ff 0%, #0056b3 100%);
    border-radius: 3px;
}

.about-desc {
    font-size: 1.25rem !important;
    color: #406080 !important;
    line-height: 1.8;
    margin-bottom: 2.5rem;
    max-width: 90%;
    letter-spacing: 0.5px;
}

.about-more-link {
    display: inline-flex;
    align-items: center;
    padding: 1rem 2.5rem;
    font-size: 1.2rem;
    font-weight: 600;
    color: #fff !important;
    background: linear-gradient(90deg, #1890ff 0%, #0056b3 100%) !important;
    border-radius: 50px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(24, 144, 255, 0.2);
    border: none !important;
}

.about-more-link i {
    margin-left: 8px;
    font-size: 1.1em;
    transition: transform 0.3s ease;
}

.about-more-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(24, 144, 255, 0.3);
    text-decoration: none !important;
    color: #fff !important;
}

.about-more-link:hover i {
    transform: translateX(4px);
}

/* 响应式调整 */
@media (max-width: 992px) {
    .about-section {
        padding: 3rem 0;
    }
    
    .about-title {
        font-size: 2.5rem !important;
        letter-spacing: 2px;
    }
    
    .about-title::after {
        width: 60px;
        height: 4px;
    }
    
    .about-desc {
        font-size: 1.1rem !important;
        max-width: 100%;
    }
    
    .about-more-link {
        padding: 0.8rem 2rem;
        font-size: 1.1rem;
    }
}

@media (max-width: 768px) {
    .about-title {
        font-size: 1.6rem !important;
        letter-spacing: 1px;
    }
    
    .about-title::after {
        width: 36px;
        height: 3px;
    }
    
    .about-desc {
        font-size: 1rem !important;
    }
    
    .about-more-link {
        padding: 0.7rem 1.8rem;
        font-size: 1rem;
    }
}

#about {
    scroll-margin-top: 90px;
    padding-top: 0;
}

@media (max-width: 992px) {
    #about {
        scroll-margin-top: 70px;
    }
}

/* 统一高端科技感区块样式 */
.section-block {
    padding-top: 4.5rem;
    padding-bottom: 4.5rem;
    background: #fff ;  /* 统一区块背景色为白色 */
}

.section-title {
    font-size: 2.6rem;
    font-weight: 800;
    color: #222 !important;
    letter-spacing: 2px;
    margin-bottom: 2.5rem;
    line-height: 1.1;
    position: relative;
}
.section-title::after {
    content: '';
    display: block;
    margin: 1.2rem auto 0 auto;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-orange) 0%, var(--accent-green) 100%);
    border-radius: 2px;
}

/* 公司简介数据卡片 */
.about-stat-card {
    border: none;
    box-shadow: 0 4px 24px 0 rgba(0,51,102,0.08);
    border-radius: 18px;
    background: var(--white);
    transition: box-shadow 0.3s;
    color: var(--main-blue);
}
.about-stat-card:hover {
    box-shadow: 0 8px 32px 0 rgba(0,51,102,0.16);
}

/* 市场应用卡片优化 */
.applications-section {
    padding: 5rem 0;
}

.app-card {
    border: none;
    border-radius: 15px;
    background: #ffffff;
    box-shadow: 0 4px 15px rgba(0, 51, 102, 0.08);
    transition: all 0.3s ease;
}

.app-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 25px rgba(0, 51, 102, 0.15);
}

.app-icon {
    color: #1890ff;
    font-size: 3.5rem !important;
    margin-bottom: 1.5rem;
}

.app-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: #003366;
}

.app-desc {
    color: #406080;
    font-size: 1.05rem;
    min-height: 60px;
    margin: 1rem 0;
}

.app-list li {
    color: #406080;
    font-size: 1rem;
    margin-bottom: 0.6rem;
}

/* 旗舰产品卡片 */
.product-card {
    border: none;
    border-radius: 18px;
    background: linear-gradient(135deg, var(--midnight-blue) 60%, var(--main-blue) 100%);
    box-shadow: 0 4px 24px 0 rgba(0,51,102,0.08);
    transition: box-shadow 0.3s, transform 0.3s;
    min-height: 220px;
    color: var(--light-gray);
}
.product-card:hover {
    box-shadow: 0 8px 32px 0 rgba(0,51,102,0.16);
    transform: translateY(-6px) scale(1.02);
}
.product-img-wrap img {
    border-radius: 12px;
    box-shadow: 0 2px 12px 0 rgba(21,90,138,0.10);
    height: 440px;
}
.product-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: #222 !important;
}
.product-desc {
    color: #444;
    font-size: 1.05rem;
}
.product-list li {
    font-size: 1rem;
    color: var(--accent-green);
    margin-bottom: 0.5rem;
    letter-spacing: 1px;
}
.product-card .btn {
    font-weight: 600;
    letter-spacing: 1px;
    border-radius: 30px;
    padding: 0.7rem 2.2rem;
    font-size: 1.1rem;
    box-shadow: 0 2px 8px 0 rgba(0,51,102,0.08);
    transition: background 0.3s, color 0.3s, box-shadow 0.3s;
    background: var(--accent-orange);
    color: var(--white);
    border: none;
}
.product-card .btn:hover {
    background: var(--main-blue);
    color: var(--accent-orange);
    box-shadow: 0 4px 16px 0 rgba(0,51,102,0.16);
}

/* 联系我们卡片 */
.contact-card, .contact-form-card {
    border: none;
    border-radius: 18px;
    background: linear-gradient(135deg, var(--midnight-blue) 60%, var(--main-blue) 100%);
    box-shadow: 0 4px 24px 0 rgba(0,51,102,0.08);
    transition: box-shadow 0.3s;
    color: var(--light-gray);
}
.contact-card:hover, .contact-form-card:hover {
    box-shadow: 0 8px 32px 0 rgba(0,51,102,0.16);
}
.contact-card h4 {
    color: #222 !important;
    font-weight: 700;
    font-size: 1.3rem;
}
.contact-card p, .contact-form-card p {
    color: var(--light-gray);
    font-size: 1.05rem;
}
.contact-form-card .form-control {
    border-radius: 8px;
    border: 1px solid #dbe3ea;
    font-size: 1.1rem;
    padding: 0.9rem 1.2rem;
    background: var(--white);
    color: var(--main-blue);
}
.contact-form-card .form-control:focus {
    border-color: var(--accent-orange);
    box-shadow: 0 0 0 2px var(--accent-green);
}
.contact-form-card .btn {
    font-weight: 600;
    letter-spacing: 1px;
    border-radius: 30px;
    padding: 0.7rem 2.2rem;
    font-size: 1.1rem;
    box-shadow: 0 2px 8px 0 rgba(0,51,102,0.08);
    transition: background 0.3s, color 0.3s, box-shadow 0.3s;
    background: var(--accent-orange);
    color: var(--white);
    border: none;
}
.contact-form-card .btn:hover {
    background: var(--main-blue);
    color: var(--accent-orange);
    box-shadow: 0 4px 16px 0 rgba(0,51,102,0.16);
}

@media (max-width: 992px) {
    .section-block {
        padding-top: 2.5rem;
        padding-bottom: 2.5rem;
    }
    .product-card {
        flex-direction: column !important;
        text-align: center;
    }
    .product-img-wrap {
        margin: 0 auto 1.5rem auto !important;
    }
    .product-img-wrap img{
        height: auto;
    }
    .product-card .card-img-top {
        height: 220px;       /* 固定图片高度，避免过高导致显示不全 */
        object-fit: contain;   /* 保持宽高比填充容器，裁剪多余部分 */
        /* object-position: center; 图片居中裁剪 */
    }
}

/* 统一所有主要内容区块卡片风格 */
.about-stat-card-new, .about-stat-card,
.product-card-new, .product-card,
.contact-card-new, .contact-card,
.contact-form-card-new, .contact-form-card {
    background: linear-gradient(to bottom, #fff 70%, #eaf4ff 100%) !important;
    border: none !important;
    border-radius: 22px !important;
    box-shadow: 0 4px 24px 0 rgba(0,51,102,0.10) !important;
    color: #222 !important;
    padding: 2.5rem 1.5rem 2rem 1.5rem !important;
    transition: box-shadow 0.3s, transform 0.3s;
}
.about-stat-card-new:hover, .about-stat-card:hover,
.product-card-new:hover, .product-card:hover,
.contact-card-new:hover, .contact-card:hover,
.contact-form-card-new:hover, .contact-form-card:hover {
    box-shadow: 0 8px 32px 0 rgba(0,123,255,0.18) !important;
    transform: translateY(-6px) scale(1.03);
}

/* 标题、icon、数字、按钮统一蓝色风格 */
.about-title-new, .about-title,
.product-title-new, .product-title,
.contact-card-new h4, .contact-card h4 {
    color: #1890ff !important;
    font-size: 1.35rem !important;
    font-weight: 800 !important;
    margin-bottom: 1rem !important;
    letter-spacing: 1px;
    position: relative;
    display: inline-block;
}
.about-title-new::after, .about-title::after,
.product-title-new::after, .product-title::after,
.contact-card-new h4::after, .contact-card h4::after {
    content: '';
    display: block;
    margin: 0.5rem auto 0 auto;
    width: 36px;
    height: 3px;
    background: #1890ff;
    border-radius: 2px;
}
.about-stat-value-new, .about-stat-value,
.product-desc-new strong, .product-desc strong {
    color: #1890ff !important;
    font-weight: 700;
}
.product-img-wrap-new img, .product-img-wrap img {
    filter: drop-shadow(0 2px 12px #eaf4ff);
}

/* 按钮统一蓝色风格 */
.btn, .btn-hero, .btn-product, .btn-contact, .about-more-link-new {
    background: #1890ff !important;
    color: #fff !important;
    border: none !important;
    font-weight: 600;
    border-radius: 30px;
    box-shadow: 0 2px 8px 0 rgba(0,123,255,0.08);
    transition: background 0.3s, color 0.3s, box-shadow 0.3s;
    padding: 0.7rem 2.2rem;
    font-size: 1.1rem;
    display: inline-block;
}
.btn:hover, .btn-hero:hover, .btn-product:hover, .btn-contact:hover, .about-more-link-new:hover {
    background: #0056b3 !important;
    color: #fff !important;
}

/* 列表项前蓝色对勾 */
.about-list, .product-list, .contact-list {
    margin: 0;
    padding: 0;
    list-style: none;
}
.about-list li, .product-list li, .contact-list li {
    color: #222 !important;
    font-size: 1rem !important;
    margin-bottom: 0.5rem !important;
    display: flex;
    align-items: center;
    gap: 0.5em;
}
.about-list li i, .product-list li i, .contact-list li i {
    color: #1890ff !important;
    font-size: 1.1em !important;
}

.about-section-simple {
    background: #fff !important;
    padding-top: 4.5rem;
    padding-bottom: 4.5rem;
}
.about-main-title {
    color: #003366;
    font-size: 3.2rem;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 0;
    line-height: 1.1;
}
.about-desc-simple {
    color: #003366;
    font-size: 1.08rem;
    line-height: 2;
    min-height: 100px;
    text-align: right;
}
.about-more-link-simple {
    color: #003366;
    font-weight: 500;
    font-size: 1.1rem;
    text-decoration: none;
    transition: color 0.2s;
    display: inline-block;
    margin-top: 0.5rem;
}
.about-more-link-simple i {
    font-size: 1.1em;
    vertical-align: middle;
    margin-left: 2px;
}
.about-more-link-simple:hover {
    color: #0056b3;
    text-decoration: underline;
}
.about-stats-simple {
    margin-top: 4rem;
}
.about-stat-label-simple {
    color: #003366;
    font-size: 1.3rem;
    margin-bottom: 1.2rem;
    font-weight: 500;
    letter-spacing: 1px;
}
.about-stat-line {
    width: 100%;
    height: 2px;
    background: #eaf0fa;
    margin: 0 auto 1.2rem auto;
}
.about-stat-value-simple {
    color: #003366;
    font-size: 2.8rem;
    font-weight: 700;
    letter-spacing: 1px;
    line-height: 1;
}
.about-stat-plus-simple {
    font-size: 1.3rem;
    vertical-align: super;
    margin-left: 2px;
    color: #003366;
}
.about-stat-unit-simple {
    font-size: 1.1rem;
    margin-left: 2px;
    color: #003366;
    font-weight: 400;
}
@media (max-width: 992px) {
    .about-main-title {
        font-size: 2rem;
        text-align: left;
    }
    .about-section-simple {
        padding-top: 2rem;
        padding-bottom: 2rem;
    }
    .about-stats-simple {
        margin-top: 2rem;
    }
    .about-stat-value-simple {
        font-size: 1.7rem;
    }
    .about-stat-label-simple {
        font-size: 1rem;
    }
    .about-desc-simple {
        text-align: left;
    }
}

body, .section-block, .about-section-simple, .about-section, .applications-section, .products-section, .contact-section, .about-desc-simple, .about-main-title, .about-more-link-simple, .about-stat-label-simple, .about-stat-value-simple, .about-stat-plus-simple, .about-stat-unit-simple, .section-title, .about-title, .about-title-new, .section-title-new, .about-stat-label, .about-stat-label-new, .product-title, .product-title-new, .app-title, .app-title-new, .contact-card h4, .contact-card-new h4, .app-desc, .app-desc-new, .about-more-link, .about-more-link-new, .btn, .btn-hero, .btn-product, .btn-contact {
    color: #003366 !important;
}

/* 辅助说明、次要文字 */
.about-desc-simple, .app-desc, .app-desc-new, .about-more-link-simple, .about-more-link, .about-more-link-new {
    color: #406080 !important;
}

/* 按钮高亮色不变 */
.btn, .btn-hero, .btn-product, .btn-contact, .about-more-link-simple {
    background: #1890ff !important;
    border: none !important;
    color: #fff !important;
}
.btn:hover, .btn-hero:hover, .btn-product:hover, .btn-contact:hover, .about-more-link-simple:hover {
    background: #0056b3 !important;
    color: #fff !important;
}

.hero-section-new {
    position: relative;
    width: 100vw;
    height: 100vh;
    min-height: 500px;
    overflow: hidden;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.hero-bg-img {
    position: absolute ;
    top: 0;
    left: 0;
    width: 100vw ;
    height: 100vh ;
    min-height: 500px;
    object-fit: cover ;
    z-index: 1;
    object-position: top;
}
.hero-mask {
    position: absolute;
    top: 0; left: 0; width: 100vw; height: 100vh;
    background: rgba(0,24,48,0.55);
    z-index: 2;
    pointer-events: none;
}
.hero-section-new .container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 3;
    height: auto;
    width: 100vw;
    max-width: 100vw;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0;
    margin: 0;
}
.hero-title, .hero-section-new .hero-title {
    color: #fff !important;
    text-shadow: 0 4px 16px rgba(0,0,0,0.7), 0 1px 2px rgba(0,0,0,0.5);
    font-size: 4.2rem;
    font-weight: 800;
    letter-spacing: 2px;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}
.hero-subtitle, .hero-section-new .hero-subtitle {
    color: #fff !important;
    text-shadow: 0 2px 8px rgba(0,0,0,0.7), 0 1px 2px rgba(0,0,0,0.5);
    font-size: 2rem;
    margin-bottom: 2.5rem;
    line-height: 1.4;
}
.hero-section-new .btn-hero, .btn-hero {
    display: inline-flex;
    align-items: center;
    padding: 0.6rem 1.8rem;
    font-size: 1.13rem;
    font-weight: 700;
    color: #fff !important;
    background: transparent !important;
    border-radius: 36px !important;
    text-decoration: none;
    border: 2px solid #fff !important;
    transition: all 0.2s;
    letter-spacing: 1px;
    box-shadow: none !important;
}
.hero-section-new .btn-hero i, .btn-hero i {
    margin-left: 10px;
    font-size: 1.3em;
    transition: transform 0.3s;
}
.hero-section-new .btn-hero:hover, .btn-hero:hover {
    background: #fff !important;
    color: #003366 !important;
    border-color: #003366 !important;
    transform: translateY(-2px) scale(1.04);
}
.hero-section-new .btn-hero:hover i, .btn-hero:hover i {
    transform: translateX(4px) scale(1.1);
}
@media (max-width: 992px) {
    .hero-section-new .container {
        align-items: center;
        text-align: center;
        padding-right: 0;
    }
    .hero-title, .hero-section-new .hero-title {
        font-size: 2.2rem;
    }
    .hero-subtitle, .hero-section-new .hero-subtitle {
        font-size: 1.1rem;
    }
    .hero-section-new .btn-hero {
        font-size: 1.1rem;
        padding: 1rem 2.2rem;
    }
    
}

.hero-animate {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(.4,0,.2,1), transform 0.8s cubic-bezier(.4,0,.2,1);
}
.hero-animate.active {
    opacity: 1;
    transform: translateY(0);
}

/* 集团简介区块极简大气风格 */
.about-section-hero {
    background: #fff !important;
    padding: 4.5rem 0 2.5rem 0;
}
.about-title-hero {
    font-size: 4.2rem;
    font-weight: 900;
    color: #003366;
    letter-spacing: 4px;
    line-height: 1.1;
    margin-bottom: 0;
    text-shadow: 0 6px 24px rgba(0,51,102,0.10);
    display: flex;
    align-items: center;
    min-height: 180px;
}
.about-desc-hero {
    font-size: 1.18rem;
    color: #406080;
    line-height: 2.1;
    letter-spacing: 0.2px;
    max-width: 90%;
    margin-bottom: 2.5rem;
    margin-top: 0.5rem;
}
.about-more-link-hero {
    display: inline-flex;
    align-items: center;
    padding: 0.6rem 1.8rem;
    font-size: 1.13rem;
    font-weight: 700;
    color: #003366 !important;
    background: none;
    border-radius: 36px;
    text-decoration: none;
    border: 2px solid #003366;
    transition: all 0.2s;
    letter-spacing: 1px;
}
.about-more-link-hero i {
    margin-left: 10px;
    font-size: 1.3em;
    transition: transform 0.3s;
}
.about-more-link-hero:hover {
    background: #003366;
    color: #fff !important;
    border-color: #003366;
    transform: translateY(-2px) scale(1.04);
}
.about-more-link-hero:hover i {
    transform: translateX(4px) scale(1.1);
}
@media (max-width: 992px) {
    .about-title-hero {
        font-size: 2.2rem;
        min-height: 100px;
        letter-spacing: 2px;
    }
    .about-desc-hero {
        font-size: 1rem;
        max-width: 100%;
    }
    .about-more-link-hero {
        padding: 0.5rem 1.2rem;
        font-size: 1rem;
    }
}
@media (max-width: 768px) {
    .about-title-hero {
        font-size: 1.3rem;
        min-height: 60px;
        letter-spacing: 1px;
    }
    .about-desc-hero {
        font-size: 0.95rem;
    }
    .about-more-link-hero {
        padding: 0.4rem 1rem;
        font-size: 0.95rem;
    }
}

/* 集团简介区块核心数据极简大气样式 */
.about-stats-hero {
    margin-top: 3.5rem;
    padding-top: 2.2rem;
    border-top: 1.5px solid #b5c7d3;
}
.about-stat-label-hero {
    color: #003366;
    font-size: 2rem;
    font-weight: 400;
    letter-spacing: 1px;
    margin-bottom: 1.2rem;
}
.about-stat-value-hero {
    color: #003366;
    font-size: 4.2rem;
    font-weight: 400;
    letter-spacing: 2px;
    line-height: 1.1;
    margin-bottom: 0.2rem;
    opacity: 0;          /* 初始透明 */
    transform: translateY(20px); /* 初始向下偏移20px */
    transition: opacity 1.2s cubic-bezier(0.175, 0.885, 0.32, 1.275), 
                transform 1.2s cubic-bezier(0.175, 0.885, 0.32, 1.275); /* 弹性过渡效果 */
}

/* 依次延迟动画（4个统计项，间隔0.3秒） */
.about-stats-hero .col-md-3:nth-child(1) .about-stat-value-hero { transition-delay: 0.3s; }
.about-stats-hero .col-md-3:nth-child(2) .about-stat-value-hero { transition-delay: 0.6s; }
.about-stats-hero .col-md-3:nth-child(3) .about-stat-value-hero { transition-delay: 0.9s; }
.about-stats-hero .col-md-3:nth-child(4) .about-stat-value-hero { transition-delay: 1.2s; }


.about-stat-plus-hero {
    font-size: 1.5rem;
    vertical-align: super;
    margin-left: 2px;
    color: #003366;
}
.about-stat-unit-hero {
    font-size: 1.2rem;
    margin-left: 2px;
    color: #003366;
    font-weight: 400;
}
@media (max-width: 992px) {
    .about-stat-label-hero {
        font-size: 1.2rem;
    }
    .about-stat-value-hero {
        font-size: 2.2rem;
    }
}
@media (max-width: 768px) {
    .about-stats-hero {
        margin-top: 2rem;
        padding-top: 1.2rem;
    }
    .about-stat-label-hero {
        font-size: 1rem;
    }
    .about-stat-value-hero {
        font-size: 1.3rem;
    }
}

@media (min-width: 992px) {
  .about-title-hero {
    transform: translateX(-40%);
  }
}

/* 联系我们区块可点击提示 */
cursor-pointer {
    cursor: pointer;
}

/* 通用区块滚动动画 */
.section-animate {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

/* 滚动触发动画激活状态 */
.section-animate.scroll-animate {
    opacity: 1;
    transform: translateY(0);
}

/* 快速进入的动画（用于小元素） */
.quick-animate {
    animation: fadeInUp 0.5s forwards;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 自定义图标样式 */
.app-icon .custom-icon {
    width: 60px;    /* 比原Font Awesome图标（约48px）稍大，更突出 */
    height: 60px;
    object-fit: contain;  /* 保持比例填充，避免变形 */
    margin-bottom: 1rem;  /* 与下方标题保持原间距 */
}

/* 鼠标悬停动画（可选增强美观） */
.app-card:hover .custom-icon {
    transform: scale(1.1);
    transition: transform 0.3s ease;
}

/* 品牌墙动画 */
.partner-logos {
    --delay: 0.15s; /* 每个图标的延迟基数 */
}

.partner-item {
    opacity: 0;          /* 初始透明 */
    transform: translateY(30px); /* 初始向下偏移30px */
    transition: opacity 0.8s ease, transform 0.8s ease; /* 定义过渡效果 */
    text-align: center;  /* 新增：使内部内容（如图标）水平居中 */
}

.partner-item.fade-in {
    opacity: 1;          /* 激活后完全可见 */
    transform: translateY(0); /* 回到原位置 */
     opacity: 1;
    transition: opacity 0.6s ease, transform 0.6s ease;
    transition-delay: var(--delay); 
}



/* 小屏幕调整列宽 */
@media (max-width: 768px) {
    .partner-logos .col-6 {
        flex: 0 0 33.333%;
        max-width: 33.333%;
    }
}
/* 文本定位容器 */
.text-container {
    position: relative;
}

/* 单个文本块样式 */
.text-item {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    opacity: 0;
    transition: opacity 1s ease-in;
}

/* 淡入动画类 */
.text-item.active {
    opacity: 1;
}

/* 文章正文 Markdown 表格样式 */
.article-content .table-responsive {
    overflow-x: auto;
    margin: 1.5rem 0;
    -webkit-overflow-scrolling: touch;
}

.article-content table {
    width: 100%;
    border-collapse: collapse;
    font-size: 15px;
    background: #fff;
}

.article-content table th,
.article-content table td {
    border: 1px solid #dee2e6;
    padding: 10px 14px;
    text-align: left;
    vertical-align: top;
    line-height: 1.6;
}

.article-content table thead th {
    background-color: #007bff;
    color: #fff;
    font-weight: 600;
    white-space: nowrap;
}

.article-content table tbody tr:nth-child(even) {
    background-color: #f8f9fa;
}

.article-content table tbody tr:hover {
    background-color: #eef4ff;
}

@media (max-width: 576px) {
    .article-content table {
        font-size: 14px;
        min-width: 480px;
    }

    .article-content table th,
    .article-content table td {
        padding: 8px 10px;
    }
}