/* 全局样式重置 */
@import url("./ol.css");
@import url("./index.css");
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 基础样式 */
body {
    font-family: 'Arial', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
    font-size: 14px;
    scroll-behavior: smooth;
}

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

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

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

.fade-in-up {
    animation: fadeInUp 0.8s ease-out forwards;
}

.fade-in-left {
    animation: fadeInLeft 0.8s ease-out forwards;
}

.fade-in-right {
    animation: fadeInRight 0.8s ease-out forwards;
}

/* 滚动显示动画 */
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

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

/* 鼠标悬停动画 */
.hover-scale {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-scale:hover {
    transform: scale(1.03);
    box-shadow: 0 15px 30px rgba(0, 102, 204, 0.2);
}

/* 文本淡入动画 */
.text-fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: all 1s ease-out;
}

.text-fade-in.active {
    opacity: 1;
    transform: translateY(0);
}

/* 按钮动画 */
.btn {
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.btn:hover::before {
    left: 100%;
}

/* 卡片悬浮动画 */
.card-hover {
    transition: all 0.3s ease;
}

/* 数字增长动画 */
@keyframes countUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.stat-number {
    animation: countUp 1s ease-out forwards;
}

/* 导航栏链接动画 */
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #0066CC;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* 卡片悬浮动画 */
.card-hover {
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0, 102, 204, 0.15);
}

/* 技术研发图标动画 */
.tech-icon {
    margin-bottom: 20px;
    display: inline-block;
    transition: transform 0.3s ease;
}

.tech-icon:hover {
    transform: scale(1.1);
}

/* 产品卡片图片动画 */
.product-banner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease, filter 0.5s ease;
}

.product-card:hover .product-banner img {
    transform: scale(1.1);
    filter: brightness(1.05);
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #0066CC;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #6633CC;
}

/* 荣誉资质卡片动画 */
.certificate-item {
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.certificate-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 102, 204, 0.1), transparent);
    transition: left 0.6s ease;
}

.certificate-item:hover::before {
    left: 100%;
}

/* 发展历程时间线动画 */
.timeline-item {
    position: relative;
    margin-bottom: 60px;
    width: 50%;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(30px);
}

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

.timeline-item:nth-child(odd) {
    left: 0;
    padding-right: 40px;
    text-align: right;
}

.timeline-item:nth-child(even) {
    left: 50%;
    padding-left: 40px;
}

/* 商业合作卡片动画 */
.cooperation-type {
    background-color: #fff;
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.cooperation-type::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #0066CC, #6633CC);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.cooperation-type:hover::before {
    transform: scaleX(1);
}

/* 加入我们职位卡片动画 */
.position-item {
    background-color: #f8f9fa;
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.position-item:hover {
    transform: translateY(-10px) rotate(1deg);
    box-shadow: 0 15px 30px rgba(0, 102, 204, 0.15);
}

/* 资讯卡片动画 */
.news-card {
    background-color: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    margin: 0;
    padding: 0;
}

.news-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 102, 204, 0.2);
}

.news-card:hover .news-title {
    color: #0066CC;
    transition: color 0.3s ease;
}

/* 页脚链接动画 */
.footer-links a {
    display: block;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    margin-bottom: 10px;
    transition: all 0.3s ease;
    position: relative;
    padding-left: 0;
}

.footer-links a {
    display: block;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    margin-bottom: 10px;
    transition: all 0.3s ease;
    position: relative;
    padding-left: 0;
    font-size: 14px;
}

.footer-links a:hover {
    color: #0066CC;
    padding-left: 15px;
    font-weight: 600;
}

.footer-links a::before {
    content: '→';
    position: absolute;
    left: -20px;
    opacity: 0;
    transition: all 0.3s ease;
    color: #0066CC;
    font-weight: bold;
}

.footer-links a:hover::before {
    left: 0;
    opacity: 1;
}

/* 加载动画 */
@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.05); opacity: 0.8; }
    100% { transform: scale(1); opacity: 1; }
}

.loading {
    animation: pulse 1.5s ease-in-out infinite;
}

/* 科技感动画 */
@keyframes glow {
    0% { box-shadow: 0 0 5px rgba(0, 102, 204, 0.5); }
    50% { box-shadow: 0 0 20px rgba(0, 102, 204, 0.8), 0 0 30px rgba(102, 51, 204, 0.5); }
    100% { box-shadow: 0 0 5px rgba(0, 102, 204, 0.5); }
}

.glow-effect {
    animation: glow 2s ease-in-out infinite;
}

/* 悬停时的科技感效果 */
.tech-hover {
    position: relative;
    overflow: hidden;
}

.tech-hover::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 102, 204, 0.1), transparent);
    transition: left 0.6s ease;
}

.tech-hover:hover::before {
    left: 100%;
}

/* 卡片翻转效果 */
.flip-card {
    perspective: 1000px;
}

.flip-card-inner {
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

.flip-card:hover .flip-card-inner {
    transform: rotateY(180deg);
}

/* 数字滚动动画 */
@keyframes countUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 渐变背景动画 */
@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.gradient-bg {
    background: linear-gradient(-45deg, #0066CC, #6633CC, #0066CC, #6633CC);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

/* 鼠标跟随效果 */
.mouse-follow {
    position: relative;
    overflow: hidden;
}

.mouse-follow::after {
    content: '';
    position: absolute;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: rgba(0, 102, 204, 0.1);
    transform: translate(-50%, -50%);
    transition: all 0.3s ease;
    pointer-events: none;
    z-index: 0;
}

/* 滚动时的视差效果 */
.parallax {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

/* 文字打字效果 */
@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

.typing-effect {
    overflow: hidden;
    white-space: nowrap;
    animation: typing 3s steps(40, end);
}

/* 按钮波纹效果 */
.btn {
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 5px;
    height: 5px;
    background: rgba(255, 255, 255, 0.5);
    opacity: 0;
    border-radius: 100%;
    transform: scale(1, 1) translate(-50%, -50%);
    transform-origin: 50% 50%;
}

.btn:focus:not(:active)::after {
    animation: ripple 1s ease-out;
}

@keyframes ripple {
    0% {
        transform: scale(0, 0);
        opacity: 0.5;
    }
    100% {
        transform: scale(20, 20);
        opacity: 0;
    }
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #0066CC;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #6633CC;
}

/* 统一文字样式 */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: #333;
    line-height: 1.3;
    margin-bottom: 16px;
}

h1 {
    font-size: 32px;
}

h2 {
    font-size: 28px;
}

h3 {
    font-size: 24px;
}

h4 {
    font-size: 20px;
}

h5 {
    font-size: 18px;
}

h6 {
    font-size: 16px;
}

/* 统一段落样式 */
p {
    font-size: 14px;
    line-height: 1.6;
    color: #666;
    margin-bottom: 16px;
    text-align: justify;
}

/* 统一列表样式 */
ul, ol {
    margin-bottom: 16px;
    padding-left: 24px;
}

li {
    margin-bottom: 8px;
    line-height: 1.6;
    color: #666;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 统一标题样式 */
.section-title {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
    color: #333;
    position: relative;
    padding-bottom: 15px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #1677FF, #6633CC);
    border-radius: 2px;
}

/* 统一副标题样式 */
.section-subtitle {
    font-size: 18px;
    text-align: center;
    color: #666;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: #12121C;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    padding: 15px 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 24px;
    font-weight: bold;
    display: flex;
    align-items: center;
    height: 100%;
}

.logo img {
    vertical-align: middle;
    display: block;
}

.logo-text {
    color: #FFFFFF;
    font-size: 28px;
    font-weight: 700;
}

.nav-links {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: #FFFFFF;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #FFFFFF;
}

.nav-link.active {
    color: #FFFFFF;
    font-weight: 600;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #FFFFFF;
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}
    @media screen and (max-width: 768px) {
            .news-content-left {
                text-align: left !important;
            }
            .map-container{
                display: none;
            }
            
        }
/* 下拉菜单 */
.nav-dropdown {
    position: relative;
}

/* 添加hover效果作为后备方案 */
.nav-dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #12121C;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    z-index: 1001;
    width: 1220px;
    height: 500px;
    padding: 30px;
}

.dropdown-menu.active {
    display: block;
}

.dropdown-menu a {
    text-decoration: none;
}

.dropdown-content {
    display: flex;
    gap: 40px;
    height: 100%;
    box-sizing: border-box;
}

.dropdown-left {
    flex: 2;
}

.dropdown-right {
    flex: 1;
}

.dropdown-section h3 {
    color: #FFFFFF;
    font-size: 18px;
    margin-bottom: 20px;
    font-weight: 600;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    height: 100%;
}

.service-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    height: 100%;
    justify-content: space-between;
}

.product-item {
    transition: all 0.3s ease;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    height: 100%;
    align-items: center;
    text-align: center;
}

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

.product-header {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
    width: 100%;
}

.product-title {
    color: #FFFFFF;
    font-size: 18px;
    font-weight: 600;
    margin: 0 0 10px 0;
    text-align: left;
}

.product-banner {
    position: relative;
    height: 220px;
    overflow: hidden;
    border-radius: 8px;
    flex-shrink: 0;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
}

.product-banner img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.product-desc {
    text-align: left;
    width: 100%;
    margin: 0 0 15px 0;
    line-height: 1.5;
}

.product-link {
    text-align: left;
    margin: 0;
}

/* 板块设计样式 */
.module-section {
    border-radius: 12px;
    overflow: hidden;
}

/* 不同板块的背景色 */
.mini-program-section {
    background: linear-gradient(135deg, #f5f7fa 0%, #e6f2ff 100%);
}

.info-station-section {
    background: linear-gradient(135deg, #f5f7fa 0%, #e8f4f8 100%);
}

.backend-section {
    background: linear-gradient(135deg, #f5f7fa 0%, #f0f4f8 100%);
}

.ecosystem-section {
    background: linear-gradient(135deg, #f5f7fa 0%, #e6f2ff 100%);
}

/* 卡片悬停效果 */
.feature-card {
    transition: all 0.3s ease;
    border-radius: 8px;
    overflow: visible;
    width: 100%;
    min-width: 300px;
}

.feature-card ul {
    white-space: nowrap;
}

.feature-card li {
    white-space: nowrap;
    overflow: visible;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

/* 按钮交互效果 */
.module-button {
    display: inline-block;
    padding: 12px 24px;
    background-color: #0066CC;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.module-button:hover {
    background-color: #0052a3;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

/* 图标动画 */
.icon-container {
    transition: all 0.3s ease;
}

.icon-container:hover {
    transform: scale(1.1) rotate(5deg);
}

/* 列表项交互 */
.feature-list li {
    transition: all 0.3s ease;
    cursor: pointer;
}

.feature-list li:hover {
    transform: translateX(10px);
    color: #0066CC;
}

/* 价值优势卡片 */
.value-card {
    transition: all 0.3s ease;
    border-radius: 8px;
    overflow: hidden;
    position: relative;
}

.value-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.value-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #0066CC, #6633CC);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

/* 滚动动画 */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.product-item:hover .product-banner img {
    transform: scale(1.05);
}

.product-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.badge-new {
    background-color: #0066CC;
    color: #FFFFFF;
}

.badge-hot {
    background-color: #FF6600;
    color: #FFFFFF;
}

.product-desc {
    color: #b0b0b0;
    font-size: 14px;
    line-height: 1.4;
    margin: 0;
    white-space: normal;
    overflow: visible;
    text-overflow: clip;
}

.service-item {
    display: flex;
    flex-direction: column;
    padding: 20px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    transition: all 0.3s ease;
    cursor: pointer;
    flex-grow: 1;
}

.service-item:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateX(5px);
}

.service-title {
    color: #FFFFFF;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
}

.service-desc {
    color: #b0b0b0;
    font-size: 14px;
    line-height: 1.4;
    margin: 0;
}

.language-switch {
    display: flex;
    gap: 10px;
}

/* 汉堡菜单 - 桌面端隐藏 */
.menu-toggle {
    display: none;
}

.mobile-nav {
    display: none;
}

.lang-btn {
    padding: 5px 15px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid #FFFFFF;
    position: relative;
    overflow: hidden;
    background-color: transparent;
    color: #FFFFFF;
}

.lang-btn:hover {
    background-color: #FFFFFF;
    color: #12121C;
    transform: translateY(-2px);
}

.lang-btn.active {
    background: #FFFFFF;
    color: #12121C;
    border-color: #FFFFFF;
}

/* 首屏 Banner */
.banner {
    height: 100vh;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.banner-content {
    text-align: center;
    color: #FFFFFF;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.banner-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    color: #FFFFFF;
}

.banner-title span {
    color: #FFFFFF;
    display: block;
    font-size: 56px;
    margin-bottom: 10px;
    font-weight: 800;
}

.banner-subtitle {
    font-size: 18px;
    margin-bottom: 40px;
    color: #FFFFFF;
    line-height: 1.6;
    text-align: center;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
    100% {
        transform: translateY(0px);
    }
}

/* 页面 Banner */
.page-banner {
    height: 60vh;
    background: linear-gradient(135deg, #e3f2fd, #bbdefb);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    margin-top: 0;
    padding-top: 120px;
}

.page-banner.tech-banner {
    background-color: #12121C;
    background-image: none;
}

.page-banner .banner-content {
    text-align: center;
    color: #333;
    max-width: 800px;
    padding: 0 20px;
}

.page-banner.tech-banner .banner-content {
    color: #FFFFFF;
}

.page-banner .banner-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    color: #333;
}

.page-banner.tech-banner .banner-title {
    color: #FFFFFF;
    white-space: normal;
    word-wrap: break-word;
}

.banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1;
}

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

.page-banner .banner-subtitle {
    font-size: 18px;
    margin-bottom: 40px;
    color: #666;
    line-height: 1.6;
}

.banner-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.primary-btn {
    background: linear-gradient(135deg, #0066CC, #6633CC);
    color: #fff;
}

.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 102, 204, 0.3);
    background: linear-gradient(135deg, #0066CC, #004499);
}

.secondary-btn {
    background-color: transparent;
    color: #FFFFFF;
    border-color: #FFFFFF;
}

.secondary-btn:hover {
    background-color: #FFFFFF;
    color: #12121C;
    transform: translateY(-2px);
}

/* 关于我们 */
.about-us {
    padding: 100px 0;
    background-color: #f8f9fa;
    position: relative;
    overflow: hidden;
}

.aboutus-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: flex-start;
    max-width: 1000px;
    margin: 0 auto;
    text-align: left;
    width: 100%;
}

.aboutus-content > div:last-child {
    align-self: center;
    width: 100%;
    text-align: center;
}

.aboutus-image {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.4s ease;
    display: flex;
    justify-content: center;
    width: 100%;
    max-width: 800px;
}

.aboutus-image:hover {
    transform: scale(1.03) rotate(1deg);
    box-shadow: 0 20px 40px rgba(0, 102, 204, 0.2);
}

.aboutus-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform 0.5s ease, filter 0.5s ease;
}

.aboutus-image:hover img {
    transform: scale(1.1);
    filter: brightness(1.05) contrast(1.02);
}

.aboutus-text-content {
    text-align: justify;
}

.aboutus-text {
    font-size: 14px;
    color: #666;
    margin-bottom: 20px;
    line-height: 1.6;
}

.aboutus-features {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin-bottom: 20px;
    padding-left: 20px;
}

.aboutus-features li {
    margin-bottom: 10px;
}

/* 公司创始人 */
.founder {
    padding: 100px 0;
    background-color: #fff;
    position: relative;
    overflow: hidden;
}

.founder-content {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 60px;
    align-items: start;
    max-width: 1200px;
    margin: 0 auto;
}

.founder-image {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.4s ease;
    border: 3px solid rgba(0, 102, 204, 0.2);
}

.founder-image:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 40px rgba(0, 102, 204, 0.3);
}

.founder-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform 0.5s ease, filter 0.5s ease;
}

.founder-image:hover img {
    transform: scale(1.1);
    filter: brightness(1.05) contrast(1.02);
}

.founder-info {
    background: #f8f9fa;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 102, 204, 0.1);
}

.founder-info h3 {
    font-size: 24px;
    font-weight: 700;
    color: #333;
    margin-bottom: 5px;
    position: relative;
    padding-left: 20px;
}

.founder-info h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 4px;
    height: 20px;
    background: linear-gradient(135deg, #0066CC, #6633CC);
    border-radius: 2px;
}

.founder-title {
    font-size: 16px;
    color: #0066CC;
    font-weight: 600;
    margin-bottom: 25px;
}

.founder-text {
    font-size: 16px;
    color: #666;
    margin-bottom: 25px;
    line-height: 1.8;
    text-align: justify;
}

/* 企业文化 */
.corporate-culture {
    padding: 100px 0;
    background-color: #f8f9fa;
    position: relative;
    overflow: hidden;
}

.culture-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.culture-text {
    font-size: 16px;
    color: #666;
    line-height: 1.8;
    text-align: justify;
    background: #fff;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(51, 204, 153, 0.1);
    margin-bottom: 40px;
    transition: all 0.4s ease;
}

.culture-text:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(51, 204, 153, 0.2);
}

.culture-text p {
    margin-bottom: 20px;
}

.culture-text p:last-child {
    margin-bottom: 0;
}

.culture-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.4s ease;
    border: 1px solid rgba(51, 204, 153, 0.1);
}

.gallery-item:hover {
    transform: translateY(-10px) scale(1.03);
    box-shadow: 0 15px 30px rgba(51, 204, 153, 0.2);
}

.gallery-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.5s ease, filter 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
    filter: brightness(1.05) contrast(1.02);
}

/* 数据统计 */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin: 40px 0;
    width: 100%;
    max-width: 1000px;
}

.stat-item {
    background: #fff;
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0, 102, 204, 0.2);
}

.stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 102, 204, 0.1), transparent);
    transition: left 0.6s ease;
}

.stat-item:hover::before {
    left: 100%;
}

.stat-item:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 30px rgba(0, 102, 204, 0.2);
    background: linear-gradient(135deg, #e3f2fd, #bbdefb);
}

.stat-number {
    font-size: 32px;
    font-weight: 700;
    color: #0066CC;
    margin-bottom: 10px;
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

.stat-item:hover .stat-number {
    text-shadow: 0 0 10px rgba(0, 102, 204, 0.5);
    transform: scale(1.1);
}

.stat-label {
    font-size: 14px;
    color: #666;
    line-height: 1.4;
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

.stat-item:hover .stat-label {
    color: #333;
    font-weight: 500;
}

/* 发展历程 */
.development {
    padding: 100px 0;
    background-color: #fff;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, #0066CC, #6633CC);
    transform: translateX(-50%);
    border-radius: 2px;
}

/* 移除时间线标记，加快加载速度 */
.timeline-item::before {
    display: none;
}

.timeline-item:hover .timeline-content {
    transform: translateY(-5px);
    transition: transform 0.3s ease;
}

.timeline-item {
    position: relative;
    margin-bottom: 60px;
    width: 50%;
    transition: all 0.3s ease;
}

.timeline-item:nth-child(1),
.timeline-item:nth-child(3),
.timeline-item:nth-child(5),
.timeline-item:nth-child(7),
.timeline-item:nth-child(9) {
    left: 0;
    padding-right: 40px;
    text-align: right;
}

.timeline-item:nth-child(2),
.timeline-item:nth-child(4),
.timeline-item:nth-child(6),
.timeline-item:nth-child(8) {
    left: 50%;
    padding-left: 40px;
    text-align: left;
}

.timeline-year {
    font-size: 24px;
    font-weight: 700;
    color: #0066CC;
    margin-bottom: 10px;
    text-align: inherit;
}

.timeline-content h3 {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
    text-align: inherit;
}

.timeline-content p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    text-align: inherit;
    white-space: nowrap;
}

/* 荣誉资质 */
.certificates {
    padding: 100px 0;
    background-color: #f8f9fa;
}

.certificates-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.certificate-item {
    text-align: center;
    transition: all 0.3s ease;
}

.certificate-item img {
    width: 100%;
    height: 200px;
    object-fit: contain;
    border-radius: 8px;
    margin-bottom: 15px;
    transition: transform 0.3s ease;
    cursor: pointer;
    background-color: #f8f9fa;
}

.certificate-item img:hover {
    transform: scale(1.05);
}

/* 图片放大查看模态框 */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.9);
}

.modal-content {
    margin: 15% auto;
    display: block;
    max-width: 90%;
    max-height: 90%;
}

.close {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
}

.close:hover,
.close:focus {
    color: #bbb;
    text-decoration: none;
    cursor: pointer;
}

.certificate-item:hover img {
    transform: scale(1.05);
}

.certificate-item p {
    font-size: 14px;
    font-weight: 600;
    color: #333;
    text-align: center;
    margin: 0 auto;
    max-width: 90%;
}

/* 知识产权 */
.intellectual-property {
    padding: 100px 0;
    background-color: #fff;
}

.intellectual-property .section-title {
    text-align: center;
}

.ip-carousel {
    position: relative;
    overflow: hidden;
    margin-top: 40px;
    width: 100%;
}

.ip-container {
    display: flex;
    transition: transform 1s ease;
    gap: 20px;
    justify-content: center;
}

.ip-item {
    flex: 0 0 25%;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.ip-item img {
    width: 80%;
    height: 200px;
    object-fit: contain;
    border-radius: 8px;
    margin-bottom: 15px;
    transition: transform 0.3s ease;
    cursor: pointer;
    background-color: #f8f9fa;
}

.ip-item img:hover {
    transform: scale(1.05);
}

.ip-item:hover {
    transform: translateY(-10px);
}

.ip-item:hover img {
    transform: scale(1.05);
}

.ip-item p {
    font-size: 14px;
    font-weight: 600;
    color: #333;
    text-align: center;
    width: 80%;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 102, 204, 0.8);
    color: white;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    font-size: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
}

.carousel-btn:hover {
    background-color: rgba(102, 51, 204, 0.8);
    transform: translateY(-50%) scale(1.1);
}

.carousel-btn.prev {
    left: 10px;
}

.carousel-btn.next {
    right: 10px;
}

/* 图片放大查看 */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.9);
}

.modal-content {
    margin: 15% auto;
    display: block;
    max-width: 90%;
    max-height: 90%;
}

.close {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
}

.close:hover,
.close:focus {
    color: #bbb;
    text-decoration: none;
    cursor: pointer;
}

/* 技术研发 */
.technology {
    padding: 100px 0;
    background-color: #fff;
}

.technology-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.tech-item {
    background-color: #f8f9fa;
    padding: 40px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.tech-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.tech-icon {
    margin-bottom: 20px;
    display: inline-block;
}

.tech-icon svg {
    background: linear-gradient(135deg, #0066CC, #6633CC);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.tech-item:hover .tech-icon svg {
    transform: scale(1.1);
}

.tech-item h3 {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
}

.tech-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

/* 产品与服务 */
.products {
    padding: 100px 0;
    background-color: #fff;
}

.section-title {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
    color: #333;
}

.products-intro {
    font-size: 14px;
    color: #666;
    text-align: justify;
    max-width: 1000px;
    margin: 0 auto 40px;
    line-height: 1.6;
}

.product-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin: 15px 15px 10px;
    color: #333;
    text-align: justify;
}

.product-card p {
    font-size: 14px;
    color: #666;
    margin: 0 15px 15px;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    text-align: justify;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
}

.product-card {
    background-color: #f8f9fa;
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.product-banner {
    position: relative;
    height: 240px;
    overflow: hidden;
}

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

.product-card:hover .product-banner img {
    transform: scale(1.05);
}

.product-card h3 {
    font-size: 16px;
    font-weight: 600;
    margin: 12px 12px 8px;
    color: #333;
    text-align: justify;
}

.product-card p {
    font-size: 14px;
    color: #666;
    margin: 0 12px 12px;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    text-align: justify;
}

.product-card {
    transition: all 0.3s ease;
}

.product-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.product-card-link:hover .product-card {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 102, 204, 0.2);
}

.product-card-link:hover .product-banner img {
    transform: scale(1.05);
}

.product-link {
    display: inline-block;
    margin: 0 12px 12px;
    padding: 6px 14px;
    background: linear-gradient(135deg, #0066CC, #6633CC);
    color: #fff;
    font-weight: 600;
    text-decoration: none;
    border-radius: 20px;
    transition: all 0.3s ease;
    font-size: 14px;
    text-align: left;
}

.product-link:hover {
    background: linear-gradient(135deg, #004499, #6633CC);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 102, 204, 0.3);
}

/* 场景展示 */
.scenarios {
    padding: 100px 0;
    background-color: #f8f9fa;
}

.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.scenario-card {
    background-color: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.scenario-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.scenario-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.scenario-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin: 20px;
    color: #333;
}

.scenario-card p {
    font-size: 16px;
    color: #666;
    margin: 0 20px 20px;
}

/* 客户见证 */
.clients {
    padding: 100px 0;
    background-color: #f8f9fa;
    overflow: hidden;
}

.clients-slider {
    position: relative;
    overflow: hidden;
    margin-top: 40px;
    height: 280px;
}

.clients-track {
    display: flex;
    flex-wrap: wrap;
    width: 200%;
    animation: slide 60s linear infinite;
}

.client-card {
    flex: 0 0 10%;
    text-align: center;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 120px;
    margin-bottom: 40px;
}

.client-card:hover {
    transform: translateY(-5px);
}

.client-logo {
    width: 100%;
    height: 100%;
}

.client-logo img {
    width: 80%;
    height: 80%;
    object-fit: contain;
}

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

/* 响应式设计 */
@media (max-width: 1200px) {
    .clients-track {
        width: 200%;
    }
    
    .client-card {
        flex: 0 0 12.5%;
    }
    
    @keyframes slide {
        0% {
            transform: translateX(0);
        }
        100% {
            transform: translateX(-50%);
        }
    }
    
    /* 导航栏适配 */
    .nav-links {
        gap: 20px;
    }
    
    .dropdown-menu {
        width: 90%;
        left: 5%;
        transform: none;
    }
    
    /* 网格布局适配 */
    .product-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .culture-gallery {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .certificates-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cooperation-types {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .join-positions {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .founder-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .product-info {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    /* 图片尺寸适配 */
    .founder-image img {
        height: 300px;
    }
    
    .aboutus-image img {
        height: 300px;
    }
    
    /* 字体大小适配 */
    .banner-title {
        font-size: 36px;
    }
    
    .banner-title span {
        font-size: 44px;
    }
    
    .section-title {
        font-size: 28px;
    }
}

@media (max-width: 768px) {
    .clients-track {
        width: 200%;
    }
    
    .client-card {
        flex: 0 0 16.666%;
        height: 100px;
        margin-bottom: 30px;
    }
    
    .clients-slider {
        height: 260px;
    }
    
    @keyframes slide {
        0% {
            transform: translateX(0);
        }
        100% {
            transform: translateX(-50%);
        }
    }
        .footer-map {
        height: 409px !important;
        margin-top: 20px;
    }
    
    /* 导航栏适配 */
    .nav-links {
        display: none;
    }
    
    .navbar .container {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
    
    /* 汉堡菜单 */
    .menu-toggle {
        display: block;
        cursor: pointer;
        z-index: 1000;
    }
    
    .menu-toggle span {
        display: block;
        width: 25px;
        height: 3px;
        margin: 5px 0;
        background-color: #FFFFFF;
        transition: all 0.3s ease;
    }
    
    /* 移动端导航菜单 */
    .mobile-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background-color: #12121C;
        z-index: 1000;
        transition: right 0.3s ease;
        padding: 80px 20px 20px;
    }
    
    .mobile-nav.active {
        right: 0;
    }
    
    .mobile-nav .nav-link {
        display: block;
        padding: 15px 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .mobile-nav .nav-dropdown {
        margin: 10px 0;
    }
    
    .mobile-nav .dropdown-menu {
        position: static;
        display: none;
        background-color: rgba(255, 255, 255, 0.05);
        padding: 10px;
        margin: 10px 0;
        width: 100%;
        height: auto;
        transform: none;
    }
    
    .mobile-nav .dropdown-menu.active {
        display: block;
    }
    
    .mobile-nav .product-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .mobile-nav .product-banner {
        height: 150px;
    }
    
    /* 关闭按钮 */
    .close-menu {
        position: absolute;
        top: 20px;
        right: 20px;
        color: #FFFFFF;
        font-size: 24px;
        cursor: pointer;
    }
    
    /* 网格布局适配 */
    .culture-gallery {
        grid-template-columns: 1fr;
    }
    
    .certificates-grid {
        grid-template-columns: 1fr;
    }
    
    .cooperation-types {
        grid-template-columns: 1fr;
    }
    
    .join-positions {
        grid-template-columns: 1fr;
    }
    
    .tech-item {
        padding: 30px 20px;
    }
    
    /* 图片尺寸适配 */
    .founder-image img {
        height: 250px;
    }
    
    .aboutus-image img {
        height: 250px;
    }
    
    .gallery-item img {
        height: 150px;
    }
    
    .certificate-item img {
        height: 150px;
    }
    
    .ip-item img {
        height: 150px;
    }
    
    .product-banner {
        height: 200px;
    }
    
    .scenario-image img {
        height: 150px;
    }
    
    .news-image img {
        height: 150px;
    }
    
    /* 字体大小适配 */
    .banner-title {
        font-size: 28px;
    }
    
    .banner-title span {
        font-size: 36px;
    }
    
    .banner-subtitle {
        font-size: 16px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .section-subtitle {
        font-size: 16px;
    }
    
    h1 {
        font-size: 28px;
    }
    
    h2 {
        font-size: 24px;
    }
    
    h3 {
        font-size: 20px;
    }
    
    h4 {
        font-size: 18px;
    }
    
    /* 间距适配 */
    .section {
        padding: 60px 0;
        min-height: 400px;
    }
    
    .about-us,
    .founder,
    .corporate-culture,
    .development,
    .certificates,
    .intellectual-property,
    .technology,
    .products,
    .scenarios,
    .clients,
    .cooperation,
    .join,
    .news,
    .about,
    .product-detail,
    .technical-advantages,
    .product-intro {
        padding: 60px 0;
    }
    
    /* 轮播图适配 */
    .ip-item {
        flex: 0 0 50%;
    }
    
    /* 时间线适配 */
    .timeline-item {
        width: 100%;
        left: 0 !important;
        padding: 0 20px !important;
        text-align: left !important;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    /* 表单适配 */
    .contact-form input,
    .contact-form textarea {
        width: 100%;
    }
    
    /* 按钮适配 */
    .banner-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        padding: 12px 24px;
    }
    
    /* 卡片适配 */
    .feature-card {
        min-width: 100%;
    }
    
    /* 模块板块适配 */
    .module-section {
        padding: 30px 20px;
    }
    
    /* 后台管理系统图片适配 */
    .backend-section img {
        width: 100% !important;
        max-width: 400px !important;
    }
}

/* 商业合作 */
.cooperation {
    padding: 100px 0;
    background-color: #f8f9fa;
}

.cooperation-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.cooperation-text {
    font-size: 14px;
    color: #666;
    margin-bottom: 40px;
    line-height: 1.6;
    text-align: center;
}

.cooperation-types {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 60px;
}

.cooperation-type {
    background-color: #fff;
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.cooperation-type::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #0066CC, #6633CC);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.cooperation-type:hover::before {
    transform: scaleX(1);
}

.cooperation-type:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.cooperation-type h3 {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
}

.cooperation-type p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cooperation-content .btn {
    margin-top: 20px;
}

/* 加入我们 */
.join {
    padding: 100px 0;
    background-color: #f8f9fa;
    position: relative;
    overflow: hidden;
}

.join .section-title {
    color: #333;
}

.join-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.join-text {
    font-size: 14px;
    color: #666;
    margin-bottom: 40px;
    line-height: 1.6;
    text-align: center;
}

.join-positions {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 60px;
}

.position-item {
    background-color: #fff;
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 102, 204, 0.1);
}

.position-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 102, 204, 0.15);
    border-color: rgba(0, 102, 204, 0.2);
}

.position-item h3 {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
}

.position-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

.join-content .btn {
    margin-top: 20px;
}

/* 资讯 */
.news {
    padding: 100px 0;
    background-color: #f8f9fa;
    position: relative;
    overflow: hidden;
}

.news .section-title {
    color: #333;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.news-card {
    background-color: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    margin: 0;
    padding: 0;
    border: 1px solid rgba(0, 102, 204, 0.1);
}

.news-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 102, 204, 0.15);
    border-color: rgba(0, 102, 204, 0.2);
}

.news-image {
    margin: 0;
    padding: 0;
    position: relative;
    overflow: hidden;
}

.news-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    margin: 0;
    padding: 0;
    display: block;
    transition: transform 0.5s ease, filter 0.5s ease;
}

.news-card:hover .news-image img {
    transform: scale(1.05);
    filter: brightness(1.1);
}

.news-content {
    padding: 20px;
}

.news-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #333;
    transition: color 0.3s ease;
}

.news-card:hover .news-title {
    color: #0066CC;
}

.news-date {
    font-size: 14px;
    color: #999;
    margin-bottom: 10px;
}

.news-desc {
    font-size: 16px;
    color: #666;
    margin-bottom: 15px;
    line-height: 1.6;
}

.news-link {
    display: inline-block;
    color: #0066CC;
    font-weight: 600;
    text-decoration: none;
    transition: color 0.3s ease, transform 0.3s ease;
}

.news-link:hover {
    color: #6633CC;
    transform: translateX(5px);
}

/* 关于我们 */
.about {
    padding: 100px 0;
    background-color: #f8f9fa;
    position: relative;
    overflow: hidden;
}

.about .section-title {
    color: #333;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text p {
    font-size: 16px;
    color: #666;
    margin-bottom: 20px;
    line-height: 1.6;
    text-align: justify;
}

.about-image {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 102, 204, 0.1);
}

.about-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 12px;
    transition: transform 0.5s ease, filter 0.5s ease;
}

.about-image:hover img {
    transform: scale(1.05);
    filter: brightness(1.1);
}

/* 产品详情 */
.product-detail {
    padding: 100px 0;
    background-color: #f8f9fa;
    position: relative;
    overflow: hidden;
}

.product-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.product-images {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 102, 204, 0.1);
}

.product-images img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    transition: transform 0.5s ease, filter 0.5s ease;
}

.product-images:hover img {
    transform: scale(1.05);
    filter: brightness(1.1);
}

.product-description h2 {
    font-size: 28px;
    font-weight: 700;
    color: #333;
    margin-bottom: 20px;
}

.product-description p {
    font-size: 16px;
    color: #666;
    margin-bottom: 30px;
    line-height: 1.6;
    text-align: justify;
}

.product-description h3 {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
}

.product-features,
.product-applications {
    list-style: none;
    margin-bottom: 30px;
    padding-left: 0;
}

.product-features li,
.product-applications li {
    font-size: 16px;
    color: #666;
    margin-bottom: 10px;
    padding-left: 25px;
    position: relative;
    line-height: 1.6;
}

.product-features li::before,
.product-applications li::before {
    content: '•';
    color: #0066CC;
    font-size: 20px;
    position: absolute;
    left: 0;
    top: -2px;
}

/* 技术优势 */
.technical-advantages {
    padding: 120px 0;
    background-color: #fff;
    position: relative;
    overflow: hidden;
}

.technical-advantages .section-title {
    color: #333;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.advantage-item {
    background-color: #f8f9fa;
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 102, 204, 0.1);
}

.advantage-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 102, 204, 0.15);
    border-color: rgba(0, 102, 204, 0.2);
}

.advantage-item h3 {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
}

.advantage-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

/* 产品介绍 */
.product-intro {
    padding: 100px 0;
    background-color: #f8f9fa;
    position: relative;
    overflow: hidden;
}

/* 通用板块样式 */
.section {
    padding: 100px 0;
    width: 100%;
    min-height: 600px;
    display: flex;
    align-items: center;
    position: relative;
}

/* 产品介绍板块 */
.product-intro-section {
    background-color: #f8f9fa;
}

/* 支持场景板块 */
.supported-scenarios-section {
    background-color: #fff;
}

/* 功能介绍板块 */
.features-intro-section {
    background-color: #f8f9fa;
}

/* 应用场景板块 */
.application-scenarios-section {
    background-color: #fff;
}

/* 优秀案例板块 */
.case-studies-section {
    background-color: #f8f9fa;
}

/* 功能介绍网格布局 */
.features-intro-section .features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.features-intro-section .tech-feature {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 102, 204, 0.1);
    padding: 30px 20px;
    text-align: center;
}

.features-intro-section .tech-feature:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 102, 204, 0.15);
    border-color: rgba(0, 102, 204, 0.2);
}

.features-intro-section .tech-feature h3 {
    color: #333;
}

.features-intro-section .tech-feature p {
    color: #666;
}

@media (max-width: 1200px) {
    .features-intro-section .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .features-intro-section .features-grid {
        grid-template-columns: 1fr;
    }
}

/* 功能介绍卡片 */
.application-scenarios-section .features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

@media (max-width: 1200px) {
    .application-scenarios-section .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .application-scenarios-section .features-grid {
        grid-template-columns: 1fr;
    }
}

.application-scenarios-section .tech-feature {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0, 102, 204, 0.1);
}

.application-scenarios-section .tech-feature::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 102, 204, 0.05), transparent);
    transition: left 0.6s ease;
    z-index: -1;
}

.application-scenarios-section .tech-feature:hover::before {
    left: 100%;
}

.application-scenarios-section .tech-feature:hover {
    transform: translateY(-12px) rotate(1deg);
    box-shadow: 0 20px 40px rgba(0, 102, 204, 0.15);
    border-color: rgba(0, 102, 204, 0.2);
}

.application-scenarios-section .tech-feature h3 {
    color: #333;
}

.application-scenarios-section .tech-feature p {
    color: #666;
}

/* 使用流程卡片 */
.case-studies-section .tech-feature {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    border-left: 4px solid #0066CC;
}

.case-studies-section .tech-feature:hover {
    transform: translateX(10px);
    box-shadow: 0 12px 24px rgba(0, 102, 204, 0.15);
    border-left-color: #6633CC;
}

.case-studies-section .tech-feature h3 {
    color: #333;
}

.case-studies-section .tech-feature p {
    color: #666;
}

/* 落地方案卡片 */
.product-intro-section .tech-feature {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    border: 1px solid rgba(0, 102, 204, 0.1);
}

.product-intro-section .tech-feature::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, #0066CC, #6633CC);
    transition: width 0.3s ease;
}

.product-intro-section .tech-feature:hover::after {
    width: 100%;
}

.product-intro-section .tech-feature:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0, 102, 204, 0.15);
    border-color: rgba(0, 102, 204, 0.2);
}

.product-intro-section .tech-feature h3 {
    color: #333;
}

.product-intro-section .tech-feature p {
    color: #666;
}

/* 流程图样式 */
.flow-chart {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin: 40px 0;
}

.flow-step {
    display: flex;
    align-items: center;
    flex: 1;
    min-width: 200px;
    max-width: 300px;
}

.flow-step-content {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    padding: 20px;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
    flex: 1;
    border: 1px solid rgba(0, 102, 204, 0.1);
}

.flow-step-content:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 102, 204, 0.15);
    border-color: rgba(0, 102, 204, 0.2);
}

.flow-step-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: linear-gradient(135deg, #0066CC, #6633CC);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 16px;
}

.flow-step-content h3 {
    font-size: 18px;
    margin: 20px 0 10px;
    color: #333;
}

.flow-step-content p {
    font-size: 14px;
    color: #666;
    line-height: 1.5;
}

.flow-arrow {
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, #0066CC, #6633CC);
    position: relative;
    margin: 0 10px;
}

.flow-arrow::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
    border-left: 10px solid #6633CC;
}

@media (max-width: 768px) {
    .flow-chart {
        flex-direction: column;
        align-items: stretch;
    }
    
    .flow-step {
        flex-direction: column;
        align-items: center;
        max-width: 100%;
    }
    
    .flow-arrow {
        width: 2px;
        height: 40px;
        margin: 10px 0;
    }
    
    .flow-arrow::after {
        right: 50%;
        top: 100%;
        transform: translateX(50%);
        border-top: 10px solid #6633CC;
        border-left: 6px solid transparent;
        border-right: 6px solid transparent;
        border-bottom: none;
    }
}

.product-intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.product-intro-text h3 {
    font-size: 28px;
    font-weight: 700;
    color: #333;
    margin-bottom: 60px;
    letter-spacing: 1px;
    position: relative;
    transition: all 0.3s ease;
    text-align: center;
}

.product-intro-text h3::before {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, #0066CC, #6633CC);
    border-radius: 2px;
    transition: width 0.3s ease;
}

.product-intro-text:hover h3::before {
    width: 120px;
}

.product-intro-text p {
    font-size: 16px;
    color: #666;
    line-height: 1.6;
    margin-bottom: 20px;
    transition: all 0.3s ease;
    text-align: left;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.product-intro-text h4 {
    font-size: 32px;
    font-weight: 700;
    color: #333;
    margin-top: 40px;
    margin-bottom: 20px;
    text-align: center;
}

.feature-list {
    list-style: none;
    margin-bottom: 30px;
    padding-left: 0;
    text-align: center;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 20px;
}

.feature-list li {
    font-size: 16px;
    color: #666;
    margin-bottom: 15px;
    padding-left: 0;
    position: relative;
    display: block;
    margin: 0 0 15px 0;
    line-height: 1.6;
}

.feature-list li::before {
    content: '•';
    color: #0066CC;
    font-size: 20px;
    position: relative;
    margin-right: 5px;
    top: -2px;
}

.product-intro-image {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.4s ease;
    border: 1px solid rgba(0, 102, 204, 0.1);
}

.product-intro-image:hover {
    transform: scale(1.03);
    box-shadow: 0 20px 40px rgba(0, 102, 204, 0.15);
    border-color: rgba(0, 102, 204, 0.2);
}

.product-intro-image img {
    transition: transform 0.5s ease, filter 0.5s ease;
}

.product-intro-image:hover img {
    transform: scale(1.1);
    filter: brightness(1.1);
}

.product-intro-image:hover {
    transform: scale(1.03) rotate(1deg);
    box-shadow: 0 20px 40px rgba(0, 102, 204, 0.15);
}

.product-intro-image img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    transition: transform 0.5s ease, filter 0.5s ease;
}

.product-intro-image:hover img {
    transform: scale(1.1);
    filter: brightness(1.05) contrast(1.02);
}

.product-intro-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.05), rgba(102, 51, 204, 0.05));
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.product-intro-image:hover::before {
    opacity: 1;
}

/* 板块背景 */
.features-grid {
    position: relative;
    background: #fff;
    padding: 40px;
    border-radius: 8px;
    margin-left: -40px;
    margin-right: -40px;
    width: calc(100% + 80px);
    border: 1px solid rgba(0, 102, 204, 0.1);
}

.scenarios-grid {
    position: relative;
    background: #fff;
    padding: 40px;
    border-radius: 8px;
    margin-left: -40px;
    margin-right: -40px;
    width: calc(100% + 80px);
    margin-top: 40px;
    border: 1px solid rgba(0, 102, 204, 0.1);
}

.scenario-carousel {
    position: relative;
    background: #fff;
    margin-left: -40px;
    margin-right: -40px;
    width: calc(100% + 80px);
    margin-top: 40px;
    border: 1px solid rgba(0, 102, 204, 0.1);
}

.cases-grid {
    position: relative;
    background: #fff;
    padding: 40px;
    border-radius: 8px;
    margin-left: -40px;
    margin-right: -40px;
    width: calc(100% + 80px);
    margin-top: 40px;
    border: 1px solid rgba(0, 102, 204, 0.1);
}

/* 支持场景 */
.supported-scenarios {
    padding: 100px 0;
    background-color: #f8f9fa;
    position: relative;
    overflow: hidden;
}

.supported-scenarios::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(51, 204, 153, 0.05), rgba(0, 102, 204, 0.05));
    z-index: 0;
}

.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 40px;
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.scenario-item {
    background: #fff;
    padding: 25px 20px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(51, 204, 153, 0.1);
}

.scenario-item p {
    font-size: 14px;
    color: #666;
    margin-top: 0;
    line-height: 1.4;
}

.scenario-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(51, 204, 153, 0.1), transparent);
    transition: left 0.6s ease;
    z-index: 0;
}

.scenario-item:hover::before {
    left: 100%;
}

.scenario-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
    background: #fff;
    border-color: rgba(51, 204, 153, 0.1);
}

.scenario-item h3 {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    transition: none;
    position: relative;
    z-index: 1;
    margin-bottom: 10px;
}

.scenario-item h3::before {
    display: none;
}

.scenario-item:hover h3 {
    color: #333;
    text-shadow: none;
    transform: none;
}

/* 功能介绍 */
.features-intro {
    padding: 100px 0;
    background-color: #f8f9fa;
    position: relative;
    overflow: hidden;
}

.tech-features::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" width="100" height="100" viewBox="0 0 100 100"><circle cx="50" cy="50" r="0.5" fill="rgba(0, 102, 204, 0.1)"/></svg>');
    z-index: 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
    margin-top: 40px;
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.tech-feature {
    background: transparent;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.4s ease;
    position: relative;
    border-radius: 0;
    box-shadow: none;
    border: none;
}

.tech-feature::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.1), rgba(102, 51, 204, 0.1));
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.6s ease;
    z-index: -1;
}

.tech-feature:hover::before {
    width: 300px;
    height: 300px;
}

.tech-feature:hover {
    transform: translateY(-15px);
}

.tech-feature h3 {
    position: relative;
    z-index: 1;
}

.tech-feature h3::before {
    display: none;
}

.tech-feature p {
    position: relative;
    z-index: 1;
}

.tech-feature .feature-icon {
    margin-bottom: 30px;
    display: inline-block;
    transition: all 0.4s ease;
    position: relative;
}

.tech-feature:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    filter: drop-shadow(0 0 20px rgba(0, 102, 204, 0.5));
}

.tech-feature h3 {
    font-size: 20px;
    font-weight: 700;
    color: #333;
    margin-bottom: 20px;
    transition: all 0.3s ease;
}

.tech-feature:hover h3 {
    color: #0066CC;
    text-shadow: 0 0 10px rgba(0, 102, 204, 0.3);
}

.tech-feature p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    transition: all 0.3s ease;
}

.tech-feature:hover p {
    color: #333;
}

/* 应用场景 */
.application-scenarios {
    padding: 100px 0;
    background-color: #fff;
    position: relative;
    overflow: hidden;
}

.tech-scenarios::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.05), rgba(102, 51, 204, 0.05));
    z-index: 0;
}

/* 场景轮播 */
.scenario-carousel {
    position: relative;
    max-width: 1200px;
    margin: 40px auto 0;
    overflow: hidden;
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    background: #f8f9fa;
    z-index: 1;
}

.carousel-container {
    display: flex;
    transition: transform 0.5s ease;
}

.carousel-slide {
    min-width: 100%;
    display: none;
    animation: fadeIn 0.5s ease;
}

.carousel-slide.active {
    display: block;
}

.scenario-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    padding: 40px;
    align-items: center;
}

.scenario-image img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
}

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

.scenario-text h3 {
    font-size: 24px;
    font-weight: 700;
    color: #333;
    margin-bottom: 20px;
    position: relative;
    padding-left: 20px;
}

.scenario-text h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 4px;
    height: 20px;
    background: linear-gradient(135deg, #0066CC, #6633CC);
    border-radius: 2px;
}

.scenario-text p {
    font-size: 16px;
    color: #666;
    line-height: 1.6;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(255, 255, 255, 0.9);
    color: #0066CC;
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    font-size: 24px;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.carousel-btn:hover {
    background-color: #0066CC;
    color: white;
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 6px 15px rgba(0, 102, 204, 0.3);
}

.carousel-btn.prev {
    left: 20px;
}

.carousel-btn.next {
    right: 20px;
}

.carousel-indicators {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid #0066CC;
    background-color: transparent;
    cursor: pointer;
    transition: all 0.3s ease;
}

.indicator.active {
    background-color: #0066CC;
    transform: scale(1.2);
}

.indicator:hover {
    background-color: rgba(0, 102, 204, 0.3);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 优秀案例 */
.case-studies {
    padding: 100px 0 150px;
    background-color: #f8f9fa;
    position: relative;
    overflow: hidden;
}

.tech-cases::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 51, 204, 0.05), rgba(0, 102, 204, 0.05));
    z-index: 0;
}

.cases-grid {
    display: flex;
    gap: 40px;
    margin-top: 40px;
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    overflow-x: auto;
    padding-bottom: 20px;
}

.tech-case {
    flex: 0 0 350px;
}

.tech-case {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.4s ease;
    position: relative;
    border: 1px solid rgba(0, 102, 204, 0.1);
}




.tech-case:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 20px 35px rgba(0, 102, 204, 0.15);
}

.case-image {
    position: relative;
    overflow: hidden;
    height: 200px;
}

.case-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.5s ease, filter 0.5s ease;
    background-color: #f8f9fa;
}

.tech-case:hover .case-image img {
    transform: scale(1.1);
    filter: brightness(1.05) contrast(1.02);
}

.case-content {
    padding: 30px;
}

.case-content h3 {
    font-size: 20px;
    font-weight: 700;
    color: #333;
    margin-bottom: 15px;
    transition: color 0.3s ease;
}

.tech-case:hover .case-content h3 {
    color: #0066CC;
    text-shadow: 0 0 10px rgba(0, 102, 204, 0.3);
}

.case-content p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    transition: color 0.3s ease;
}

.tech-case:hover .case-content p {
    color: #333;
}

/* Banner 特性 */
.banner-feature {
    background: #fff;
    padding: 20px;
    border-radius: 12px;
    border: 1px solid rgba(0, 102, 204, 0.1);
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.banner-feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 102, 204, 0.15);
    border-color: rgba(0, 102, 204, 0.2);
}

.banner-feature h3 {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
}

.banner-feature p {
    font-size: 14px;
    color: #666;
    margin: 0;
}

/* 联系信息 */
.contact-info {
    padding: 100px 0;
    background-color: #f8f9fa;
}

.contact-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.contact-item {
    background-color: #fff;
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.contact-item h3 {
    font-size: 16px;
    font-weight: 600;
    color: #333;
}

/* 公司福利 */
.company-benefits {
    padding: 100px 0;
    background-color: #f8f9fa;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.benefit-item {
    background-color: #fff;
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.benefit-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.benefit-item h3 {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
}

.benefit-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

/* 新闻详情 */
.news-detail {
    padding: 80px 0;
    background-color: #fff;
}

.news-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    color: #999;
    font-size: 14px;
}

.news-content {
    max-width: 800px;
    margin: 0 auto;
}

.news-content p {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 20px;
    color: #333;
    text-align: justify;
}

.news-content h3 {
    font-size: 20px;
    font-weight: 600;
    margin: 30px 0 15px;
    color: #333;
}

.news-image {
    margin: 30px 0;
    text-align: center;
}

.news-image img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.image-caption {
    margin-top: 10px;
    font-size: 14px;
    color: #999;
    font-style: italic;
}

.comment-section {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid #e0e0e0;
}

.comment-section h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 30px;
    color: #333;
}

.comment-form {
    max-width: 600px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #333;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    font-size: 14px;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #0066CC;
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* 页脚 */
.footer {
    background-color: #333;
    color: #fff;
    padding: 60px 0 30px;
}

.footer-top {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
    text-align: left;
    max-width: 900px;
    margin: 0 auto 40px;
}

.footer-logo .logo-text {
    color: #fff;
    font-size: 24px;
    margin-bottom: 10px;
}

.footer-logo p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #fff;
}

.footer-links a {
    display: block;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    margin-bottom: 10px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #0066CC;
}

.footer-contact p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    margin-bottom: 10px;
}

.footer-qrcode h4,
.footer-map h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #fff;
}

.footer-map {
    margin-top: 0;
    position: relative;
    height: 600px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.map-container {
    width: 100%;
    height: 100%;
    position: relative;
}

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

.footer-contact-card {
    position: absolute;
    top: 108px;
    left: 30px;
    background: rgba(255, 255, 255, 0.95);
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    max-width: 400px;
    z-index: 10;
}

.footer-contact-card h4 {
    color: #333;
    margin-bottom: 20px;
    font-size: 18px;
    font-weight: 600;
}

.footer-contact-card p {
    color: #666;
    margin-bottom: 10px;
    font-size: 14px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 30px;
    text-align: center;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom a {
    color: #fff;
    text-decoration: none;
}

.footer-bottom a:hover {
    color: #1099FF;
}




/* 响应式设计 */
@media (max-width: 768px) {
    .about-us .about-btn-box{
    text-align: center;
    
}
    .nav-links {
        display: none;
    }
    
    .banner-container {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    
    .banner-content {
        text-align: center;
    }
    
    .banner-title {
        font-size: 36px;
    }
    
    .banner-subtitle {
        font-size: 20px;
    }
    
    .banner-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .slogan-title {
        font-size: 28px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .about-image img {
        height: 300px;
    }
    
    /* 关于我们响应式 */
    .aboutus-features {
        text-align: center;
        padding-left: 0;
    }
    
    .aboutus-features li {
        padding-left: 0;
    }
    
    .aboutus-features li::before {
        display: none;
    }
    
    /* 发展历程响应式 */
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        width: 100%;
        left: 0 !important;
        padding-left: 60px !important;
        padding-right: 0 !important;
        text-align: left !important;
    }
    
    .timeline-year {
        font-size: 20px;
    }
    
    /* 技术研发响应式 */
    .technology-content {
        grid-template-columns: 1fr;
    }
    
    .tech-item {
        padding: 30px;
    }
    
    .tech-icon svg {
        width: 48px;
        height: 48px;
    }
    
    /* 产品中心响应式 */
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .product-card {
        margin-bottom: 20px;
    }
    
    /* 商业合作响应式 */
    .cooperation-types {
        grid-template-columns: 1fr;
    }
    
    .cooperation-type {
        padding: 20px;
    }
    
    /* 加入我们响应式 */
    .join-positions {
        grid-template-columns: 1fr;
    }
    
    .position-item {
        padding: 20px;
    }

    .case-no-grid{
        grid-template-columns: repeat(1, 1fr) !important;
    }
    .no-flex{
        flex-direction: column !important;
    }
    .security-en-diagram{
       img{
       
         width: 100% !important;
       }
    }
}

@media (max-width: 480px) {
    .banner-title {
        font-size: 28px;
    }
    
    .banner-subtitle {
        font-size: 16px;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }
    
    .slogan-title {
        font-size: 24px;
    }
    
    .slogan-desc {
        font-size: 16px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .products-grid,
    .scenarios-grid,
    .clients-grid,
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .product-card,
    .scenario-card,
    .client-card,
    .news-card {
        padding: 20px;
    }
    
    .about-text p {
        font-size: 14px;
    }
    
    .footer-top {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

/* 移动端适配样式 */
@media (max-width: 375px) {
    .container {
        padding: 0 15px;
    }
    
    .banner {
        height: 90vh;
    }
    
    .banner-title {
        font-size: 24px;
    }
    
    .banner-subtitle {
        font-size: 14px;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }
    
    .slogan-title {
        font-size: 20px;
    }
    
    .slogan-desc {
        font-size: 14px;
    }
    
    .section-title {
        font-size: 20px;
        margin-bottom: 40px;
    }
    
    .products,
    .scenarios,
    .clients,
    .news,
    .about {
        padding: 60px 0;
    }
    
    .product-card,
    .scenario-card,
    .client-card,
    .news-card {
        padding: 15px;
    }
    
    .scenario-image img,
    .news-image img {
        height: 150px;
    }
    
    .about-image img {
        height: 200px;
    }
    
    /* 关于我们移动端 */
    .about-us,
    .development,
    .certificates,
    .technology {
        padding: 60px 0;
    }
    
    .aboutus-text {
        font-size: 14px;
    }
    
    .aboutus-features li {
        font-size: 14px;
    }
    
    /* 发展历程移动端 */
    .timeline-item {
        margin-bottom: 40px;
    }
    
    .timeline-year {
        font-size: 18px;
    }
    
    .timeline-content h3 {
        font-size: 16px;
    }
    
    .timeline-content p {
        font-size: 12px;
    }
    
    /* 荣誉资质移动端 */
    .certificate-item {
        padding: 20px;
    }
    
    .certificate-item img {
        height: 150px;
    }
    
    .certificate-item p {
        font-size: 14px;
    }
    
    /* 技术研发移动端 */
    .tech-item {
        padding: 20px;
    }
    
    .tech-icon svg {
        width: 40px;
        height: 40px;
    }
    
    .tech-item h3 {
        font-size: 16px;
    }
    
    .tech-item p {
        font-size: 12px;
    }
    
    /* 产品中心移动端 */
    .product-banner {
        height: 150px;
    }
    
    .product-card h3 {
        font-size: 18px;
        margin: 15px;
    }
    
    .product-card p {
        font-size: 14px;
        margin: 0 15px 15px;
    }
    
    .product-link {
        margin: 0 15px 15px;
    }
    
    /* 商业合作移动端 */
    .cooperation,
    .join {
        padding: 60px 0;
    }
    
    .cooperation-text,
    .join-text {
        font-size: 14px;
    }
    
    .cooperation-type,
    .position-item {
        padding: 15px;
    }
    
    .cooperation-type h3,
    .position-item h3 {
        font-size: 16px;
    }
    
    .cooperation-type p,
    .position-item p {
        font-size: 12px;
    }
    
    /* 产品详情移动端 */
    .product-detail,
    .technical-advantages,
    .contact-info,
    .company-benefits {
        padding: 60px 0;
    }
    
    .product-info {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .product-description h2 {
        font-size: 24px;
    }
    
    .product-description h3 {
        font-size: 18px;
    }
    
    /* 技术优势移动端 */
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .advantage-item {
        padding: 20px;
    }
    
    /* 产品介绍移动端 */
    .product-intro-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .product-intro-image img {
        height: 200px;
    }
    
    /* 支持场景移动端 */
    .scenarios-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .scenario-item {
        padding: 20px;
    }
    
    /* 功能介绍移动端 */
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-item {
        padding: 20px;
    }
    
    /* 应用场景移动端 */
    .application-grid {
        grid-template-columns: 1fr;
    }
    
    .application-item {
        padding: 20px;
    }
    
    /* 优秀案例移动端 */
    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    .case-item {
        padding: 20px;
    }
    
    /* Banner 特性移动端 */
    .banner-feature {
        padding: 15px;
    }
    
    .banner-feature h3 {
        font-size: 14px;
    }
    
    .banner-feature p {
        font-size: 12px;
    }
    
    /* 联系信息移动端 */
    .contact-details {
        grid-template-columns: 1fr;
    }
    
    .contact-item {
        padding: 20px;
    }
    
    /* 公司福利移动端 */
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .benefit-item {
        padding: 20px;
    }
    
    .footer {
        padding: 40px 0 20px;
    }
    
    .footer-top {
        gap: 20px;
    }
}

/* IE11 兼容 */
@media all and (-ms-high-contrast: none), (-ms-high-contrast: active) {
    .products-grid,
    .scenarios-grid,
    .clients-grid,
    .news-grid,
    .footer-top {
        display: -ms-grid;
    }
    
    .products-grid {
        -ms-grid-columns: 1fr 1fr 1fr;
    }
    
    .scenarios-grid {
        -ms-grid-columns: 1fr 1fr 1fr;
    }
    
    .clients-grid {
        -ms-grid-columns: 1fr 1fr 1fr;
    }
    
    .news-grid {
        -ms-grid-columns: 1fr 1fr 1fr;
    }
    
    .footer-top {
        -ms-grid-columns: 1fr 1fr 1fr;
    }
}

/* 平板设备优化 - 768px到1024px */
@media (min-width: 769px) and (max-width: 1024px) {
    .feature-card {
        width: 430px;
        height: 185px;
        min-width: 430px;
        max-width: 430px;
        margin: 0 auto;
        padding: 15px;
        overflow-y: auto;
    }
    
    .feature-card h4 {
        font-size: 14px;
        margin-bottom: 10px;
        color: #333;
    }
    
    .feature-card ul {
        white-space: normal;
        padding: 0;
        margin: 0;
    }
    
    .feature-card li {
        font-size: 12px;
        margin-bottom: 6px;
        white-space: normal;
        line-height: 1.4;
    }
    
    .feature-card li span:first-child {
        width: 6px;
        height: 6px;
        margin-right: 8px;
    }
    
    .feature-card li span:last-child {
        font-size: 12px;
    }
    
    /* 平板设备信息卡片尺寸优化 */
    .info-card {
        width: 430px !important;
        margin: 0 auto 30px !important;
        padding: 15px !important;
    }
    
    .info-card h4 {
        font-size: 14px !important;
        margin-bottom: 10px !important;
    }
    
    .info-card ul {
        padding: 0 !important;
    }
    
    .info-card li {
        font-size: 12px !important;
        margin-bottom: 8px !important;
    }
    
    .info-card li span:first-child {
        width: 6px !important;
        height: 6px !important;
        margin-right: 8px !important;
    }
    
    .info-card li span:last-child {
        font-size: 12px !important;
    }
    
    /* 平板设备系统图片尺寸优化 */
    .system-image {
        width: 420px !important;
        height: 230px !important;
        margin: 0 auto;
        display: block;
    }
    
    /* 平板设备图片容器布局优化 */
    .system-image + p {
        font-size: 12px !important;
        margin-top: 10px !important;
    }
    
    /* 平板设备图片容器上下布局 */
    .system-images-container {
        flex-direction: column !important;
        gap: 30px !important;
        align-items: center !important;
    }
    
    /* 数字孪生系统页面平板适配 */
    .digital-twin-screen-section {
        padding: 30px !important;
        margin-bottom: 60px !important;
    }
    
    .digital-twin-screen-section h3 {
        font-size: 20px !important;
        margin-bottom: 12px !important;
    }
    
    .digital-twin-screen-section p {
        font-size: 15px !important;
        margin-bottom: 30px !important;
    }
    
    /* 功能网格平板适配 */
    .feature-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 20px !important;
    }
    
    /* 功能卡片平板适配 */
    .feature-card {
        width: 440px !important;
        height: 270px !important;
        padding: 18px !important;
        margin: 0 auto !important;
        overflow-y: auto !important;
    }
    
    .feature-card h4 {
        font-size: 15px !important;
        margin-bottom: 12px !important;
    }
    
    .feature-card li {
        font-size: 13px !important;
        margin-bottom: 10px !important;
    }
    
    .feature-card li span:first-child {
        width: 7px !important;
        height: 7px !important;
        margin-right: 9px !important;
    }
    
    .feature-card li span:last-child {
        font-size: 13px !important;
    }
    
    /* 数字孪生图片容器平板适配 */
    .digital-images-container {
        flex-direction: column !important;
        gap: 35px !important;
        align-items: center !important;
    }
    
    .digital-images-container img {
        width: 100% !important;
        max-width: 420px !important;
        height: auto !important;
    }
    
    .digital-images-container p {
        font-size: 13px !important;
        margin-top: 15px !important;
    }
}

/* 移动端优化 - 产品Tab切换 */
@media (max-width: 768px) {
    .product-tabs {
        margin-top: 30px;
    }
    
    .tab-buttons {
        flex-direction: column;
        gap: 10px;
        margin-bottom: 20px;
    }
    
    .tab-btn {
        width: 100%;
        padding: 10px 20px;
        font-size: 14px;
    }
    
    .product-layout {
        flex-direction: column;
        gap: 20px;
        padding: 20px;
    }
    
    .product-image {
        height: 250px;
        width: 100%;
    }
    
    .product-info {
        width: 100%;
        text-align: left;
    }
    
    .product-info h3 {
        font-size: 18px;
        text-align: left;
    }
    
    .product-info p {
        font-size: 14px;
        text-align: left;
    }
    
    .product-link {
        font-size: 14px;
        padding: 8px 16px;
    }
}

/* 移动端优化 - 关于我们板块 */
@media (max-width: 768px) {
    .aboutus-content {
        grid-template-columns: 1fr !important;
        gap: 30px;
    }
    
    .aboutus-content > div:first-child {
        order: 2;
    }
    
    .aboutus-content > div:last-child {
        order: 1;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr !important;
        gap: 15px;
    }
    
    .stat-item {
        padding: 20px 15px;
    }
    
    .stat-number {
        font-size: 24px;
    }
    
    .stat-label {
        font-size: 12px;
    }
}

/* 移动端优化 - 导航栏 */
@media (max-width: 768px) {
    .navbar {
        padding: 10px 0;
    }
    
    .logo img {
        height: 35px !important;
    }
    
    .menu-toggle {
        display: block;
        position: relative;
        z-index: 1000;
    }
    
    .menu-toggle span {
        display: block;
        width: 25px;
        height: 3px;
        margin: 5px 0;
        background-color: #FFFFFF;
        transition: all 0.3s ease;
    }
    
    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .mobile-nav {
        display: block;
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background-color: #12121C;
        z-index: 1001;
        transition: right 0.3s ease;
        padding: 80px 20px 20px;
        overflow-y: auto;
    }
    
    .mobile-nav.active {
        right: 0;
    }
    
    .mobile-nav .nav-link {
        display: block;
        padding: 15px 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        font-size: 16px;
    }
    .mobile-nav .nav-link-text{
         display: block;
        padding: 15px 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        font-size: 16px;
    }
    
    .mobile-nav .nav-dropdown {
        margin: 10px 0;
    }
    
    .mobile-nav .dropdown-menu {
        position: static;
        display: none;
        background-color: rgba(255, 255, 255, 0.05);
        padding: 10px;
        margin: 10px 0;
        width: 100%;
        height: auto;
        transform: none;
        border-radius: 8px;
    }
    
    .mobile-nav .dropdown-menu.active {
        display: block;
    }
    
    .mobile-nav .product-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .mobile-nav .product-banner {
        height: 120px;
    }
    
    .mobile-nav .product-desc {
        font-size: 12px;
        line-height: 1.4;
    }
    
    .close-menu {
        position: absolute;
        top: 20px;
        right: 20px;
        color: #FFFFFF;
        font-size: 30px;
        cursor: pointer;
        z-index: 1003;
    }
    
    .language-switch {
        margin-top: 20px;
    }
    
    .lang-btn {
        padding: 8px 20px;
        font-size: 14px;
    }
}

/* 移动端优化 - Banner */
@media (max-width: 768px) {
    .banner {
        height: 80vh;
        min-height: 500px;
    }
    
    .banner-content {
        padding: 0 15px;
    }
    
    .banner-title {
        font-size: 28px;
        line-height: 1.3;
    }
    
    .banner-title span {
        font-size: 32px;
        display: block;
        margin-bottom: 8px;
    }
    
    .banner-subtitle {
        font-size: 14px;
        margin-bottom: 30px;
    }
    
    .banner-buttons {
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }
    
    .btn {
        padding: 12px 30px;
        font-size: 14px;
        width: 100%;
        max-width: 250px;
        text-align: center;
    }
}

/* 移动端优化 - 页脚 */
@media (max-width: 768px) {
    .footer {
        padding: 40px 0 20px;
    }
    
    .footer-top {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    
    .footer-logo {
        text-align: center;
    }
    
    .footer-links {
        text-align: center;
    }
    
    .footer-contact {
        text-align: center;
    }
    
    .footer-contact-card {
        position: static;
        max-width: 100%;
        
        margin-top: 20px;
    }
    
    .footer-map {
        height: 375px;
        margin-top: 20px;
    }
    
    .footer-bottom {
        font-size: 12px;
        padding-top: 20px;
    }
}

/* 移动端优化 - 合作伙伴轮播 */
@media (max-width: 768px) {
    .clients-slider {
        height: 200px;
    }
    
    .clients-track {
        width: 300%;
    }
    
    .client-card {
        flex: 0 0 25%;
        height: 80px;
        margin-bottom: 20px;
    }
    
    .client-logo img {
        width: 70%;
        height: 70%;
    }
}

/* 移动端优化 - 知识产权轮播 */
@media (max-width: 768px) {
    .ip-item {
        flex: 0 0 50%;
    }
    
    .ip-item img {
        height: 120px;
    }
    
    .ip-item p {
        font-size: 12px;
    }
}

/* 移动端优化 - 场景轮播 */
@media (max-width: 768px) {
    .scenario-content {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 20px;
    }
    
    .scenario-image img {
        height: 200px;
    }
    
    .scenario-text h3 {
        font-size: 18px;
    }
    
    .scenario-text p {
        font-size: 14px;
    }
    
    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }
    
    .carousel-btn.prev {
        left: 10px;
    }
    
    .carousel-btn.next {
        right: 10px;
    }
}

/* 移动端优化 - 优秀案例 */
@media (max-width: 768px) {
    .cases-grid {
        flex-direction: column;
    }
    
    .tech-case {
        flex: 0 0 auto;
        width: 100%;
    }
    
    .case-image {
        height: 180px;
    }
    
    .Case-content {
        padding: 20px;
    }
    
    .case-content h3 {
        font-size: 16px;
    }
    
    .case-content p {
        font-size: 14px;
    }
}

/* 移动端优化 - 流程图 */
@media (max-width: 768px) {
    .flow-chart {
        flex-direction: column;
        gap: 15px;
    }
    
    .flow-step {
        width: 100%;
        max-width: 100%;
    }
    
    .flow-step-content {
        padding: 15px;
    }
    
    .flow-step-content h3 {
        font-size: 16px;
        margin: 15px 0 8px;
    }
    
    .flow-step-content p {
        font-size: 13px;
    }
    
    .flow-arrow {
        width: 2px;
        height: 30px;
        margin: 5px auto;
    }
    
    .flow-arrow::after {
        right: 50%;
        top: 100%;
        transform: translateX(50%);
        border-top: 8px solid #6633CC;
        border-left: 4px solid transparent;
        border-right: 4px solid transparent;
        border-bottom: none;
    }
}

/* 移动端优化 - 产品介绍 */
@media (max-width: 768px) {
    .product-intro-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .product-intro-text h3 {
        font-size: 22px;
        margin-bottom: 30px;
    }
    
    .product-intro-text h4 {
        font-size: 20px;
        margin-top: 20px;
    }
    
    .product-intro-text p {
        font-size: 14px;
    }
    
    .feature-list {
        padding: 0 10px;
    }
    
    .feature-list li {
        font-size: 14px;
    }
    
    .product-intro-image img {
        height: 200px;
    }
}

/* 移动端优化 - 支持场景 */
@media (max-width: 768px) {
    .scenarios-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .scenario-item {
        padding: 15px 10px;
    }
    
    .scenario-item h3 {
        font-size: 14px;
    }
    
    .scenario-item p {
        font-size: 12px;
    }
}

/* 移动端优化 - 功能介绍 */
@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .tech-feature {
        padding: 25px 20px;
    }
    
    .tech-feature h3 {
        font-size: 16px;
    }
    
    .tech-feature p {
        font-size: 14px;
    }
}

/* 移动端优化 - 技术优势 */
@media (max-width: 768px) {
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .advantage-item {
        padding: 25px 20px;
    }
    
    .advantage-item h3 {
        font-size: 16px;
    }
    
    .advantage-item p {
        font-size: 14px;
    }
}

/*/* 移动端优化 - 商业合作 */
@media (max-width: 768px) {
    .cooperation-types {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .cooperation-type {
        padding: 25px 20px;
    }
    
    .cooperation-type h3 {
        font-size: 16px;
    }
    
    .cooperation-type p {
        font-size: 14px;
        white-space: normal;
    }
}

/* 移动端优化 - 加入我们 */
@media (max-width: 768px) {
    .join-positions {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .position-item {
        padding: 25px 20px;
    }
    
    .position-item h3 {
        font-size: 16px;
    }
    
    .position-item p {
        font-size: 14px;
    }
}

/* 移动端优化 - 公司福利 */
@media (max-width: 768px) {
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .benefit-item {
        padding: 25px 20px;
    }
    
    .benefit-item h3 {
        font-size: 16px;
    }
    
    .benefit-item p {
        font-size: 14px;
    }
}

/* 移动端优化 - 联系信息 */
@media (max-width: 768px) {
    .contact-details {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .contact-item {
        padding: 25px 20px;
    }
    
    .contact-item h3 {
        font-size: 16px;
    }
    
    /* 移动端卡片尺寸优化 */
    .feature-card {
        width: 430px;
        height: 185px;
        min-width: 430px;
        max-width: 430px;
        margin: 0 auto;
        padding: 15px;
        overflow-y: auto;
    }
    
    .feature-card h4 {
        font-size: 14px;
        margin-bottom: 10px;
        color: #333;
    }
    
    .feature-card ul {
        white-space: normal;
        padding: 0;
        margin: 0;
    }
    
    .feature-card li {
        font-size: 12px;
        margin-bottom: 6px;
        white-space: normal;
        line-height: 1.4;
    }
    
    .feature-card li span:first-child {
        width: 6px;
        height: 6px;
        margin-right: 8px;
    }
    
    .feature-card li span:last-child {
        font-size: 12px;
    }
    
    /*/* 移动端信息卡片尺寸优化 */
    .info-card {
        width: 430px !important;
        margin: 0 auto 30px !important;
        padding: 15px !important;
    }
    
    .info-card h4 {
        font-size: 14px !important;
        margin-bottom: 10px !important;
    }
    
    .info-card ul {
        padding: 0 !important;
    }
    
    .info-card li {
        font-size: 12px !important;
        margin-bottom: 8px !important;
    }
    
    .info-card li span:first-child {
        width: 6px !important;
        height: 6px !important;
        margin-right: 8px !important;
    }
    
    .info-card li span:last-child {
        font-size: 12px !important;
    }
    
    /* 移动端系统图片尺寸优化 */
    .system-image {
        width: 420px !important;
        height: 230px !important;
        margin: 0 auto;
        display: block;
    }
    
    /* 移动端图片容器布局优化 */
    .system-image + p {
        font-size: 12px !important;
        margin-top: 10px !important;
    }
    
    /* 移动端图片容器上下布局 */
    .system-images-container {
        flex-direction: column !important;
        gap: 30px !important;
        align-items: center !important;
    }
}

/* 移动端优化 - 产品详情 */
@media (max-width: 768px) {
    .product-info {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .product-images img {
        height: 250px;
    }
    
    .product-description h2 {
        font-size: 22px;
    }
    
    .product-description h3 {
        font-size: 18px;
    }
    
    .product-description p {
        font-size: 14px;
    }
    
    .product-features li,
    .product-applications li {
        font-size: 14px;
    }
}

/* 移动端优化 - 关于我们页面 */
@media (max-width: 768px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .about-image img {
        height: 250px;
    }
    
    .about-text p {
        font-size: 14px;
    }
}

/* 移动端优化 - 创始人 */
@media (max-width: 768px) {
    .founder-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .founder-image img {
        height: 300px;
    }
    
    .founder-info {
        padding: 25px 20px;
    }
    
    .founder-info h3 {
        font-size: 20px;
    }
    
    .founder-title {
        font-size: 14px;
    }
    
    .founder-text {
        font-size: 14px;
    }
}

/* 移动端优化 - 企业文化 */
@media (max-width: 768px) {
    .culture-text {
        padding: 25px 20px;
        font-size: 14px;
    }
    
    .culture-gallery {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .gallery-item img {
        height: 180px;
    }
}

/* 移动端优化 - 发展历程 */
@media (max-width: 768px) {
    .timeline::before {
        left: 15px;
    }
    
    .timeline-item {
        width: 100%;
        left: 0 !important;
        padding: 0 20px 0 40px !important;
        text-align: left !important;
        margin-bottom: 40px;
    }
    
    .timeline-year {
        font-size: 18px;
    }
    
    .timeline-content h3 {
        font-size: 16px;
    }
    
    .timeline-content p {
        font-size: 14px;
        white-space: normal;
    }
}

/* 移动端优化 - 荣誉资质 */
@media (max-width: 768px) {
    .certificates-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .certificate-item img {
        height: 180px;
    }
    
    .certificate-item p {
        font-size: 14px;
    }
}

/* 移动端优化 - 技术研发 */
@media (max-width: 768px) {
    .technology-content {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .tech-item {
        padding: 25px 20px;
    }
    
    .tech-item h3 {
        font-size: 16px;
    }
    
    .tech-item p {
        font-size: 14px;
    }
}

/* 移动端优化 - 产品中心 */
@media (max-width: 768px) {
    .products-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .product-banner {
        height: 200px;
    }
    
    .product-card h3 {
        font-size: 16px;
    }
    
    .product-card p {
        font-size: 14px;
    }
}

/* 移动端优化 - 场景展示 */
@media (max-width: 768px) {
    .scenarios-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .scenario-card h3 {
        font-size: 16px;
    }
    
    .scenario-card p {
        font-size: 14px;
    }
    
    /* 功能网格移动端适配 */
    .feature-grid {
        grid-template-columns: 1fr !important;
        gap: 15px !important;
    }
    
    /* 功能卡片移动端适配 */
    .feature-card {
        width: 430px !important;
        height: 250px !important;
        padding: 15px !important;
        overflow-y: auto !important;
        margin: 0 auto !important;
    }
    
    /* 生态集成板块移动端适配 */
    .ecosystem-grid {
        grid-template-columns: 1fr !important;
        gap: 15px !important;
    }
    
    .ecosystem-card {
        padding: 20px !important;
        margin: 0 auto !important;
        width: 460px !important;
        height: 250px !important;
        max-width: 100% !important;
    }
    
    /* 产品价值与优势板块移动端适配 */
    .value-grid {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }
    
    .value-card {
        padding: 30px !important;
        margin: 0 auto !important;
        width: 380px !important;
        height: 275px !important;
        max-width: 100% !important;
    }
  .indoor-map-img-box {
  width: 100%;
  text-align: center;

  img {
    width: 100% !important;
    height: auto !important;  
    max-width: 500px !important;  
  }
}
}

/* 超小屏幕优化 */
@media (max-width: 480px) {
    .banner-title {
        font-size: 24px;
    }
    
    .banner-title span {
        font-size: 28px;
    }
    
    .banner-subtitle {
        font-size: 13px;
    }
    
    .section-title {
        font-size: 22px;
    }
    
    .section-subtitle {
        font-size: 14px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr !important;
    }
    
    .stat-number {
        font-size: 20px;
    }
    
    .scenarios-grid {
        grid-template-columns: 1fr;
    }
    
    .ip-item {
        flex: 0 0 100%;
    }
    
    /* 超小屏幕卡片尺寸优化 */
    .feature-card {
        width: 100%;
        max-width: 100%;
        min-width: auto;
        height: auto;
        padding: 12px;
    }
    
    .feature-card h4 {
        font-size: 13px;
        margin-bottom: 8px;
    }
    
    .feature-card li {
        font-size: 11px;
        margin-bottom: 5px;
        line-height: 1.3;
    }
    
    .feature-card li span:first-child {
        width: 5px;
        height: 5px;
        margin-right: 6px;
    }
    
    .feature-card li span:last-child {
        font-size: 11px;
    }
    
    /* 超小屏幕信息卡片尺寸优化 */
    .info-card {
        width: 100% !important;
        max-width: 100% !important;
        min-width: auto !important;
        padding: 12px !important;
        margin: 0 auto 20px !important;
    }
    
    .info-card h4 {
        font-size: 13px !important;
        margin-bottom: 8px !important;
    }
    
    .info-card ul {
        padding: 0 !important;
    }
    
    .info-card li {
        font-size: 11px !important;
        margin-bottom: 6px !important;
    }
    
    .info-card li span:first-child {
        width: 5px !important;
        height: 5px !important;
        margin-right: 6px !important;
    }
    
    .info-card li span:last-child {
        font-size: 11px !important;
    }
    
    /* 超小屏幕系统图片尺寸优化 */
    .system-image {
        width: 100% !important;
        max-width: 100% !important;
        height: auto !important;
        margin: 0 auto;
        display: block;
    }
    
    /* 超小屏幕图片容器布局优化 */
    .system-image + p {
        font-size: 11px !important;
        margin-top: 8px !important;
    }
    
    /* 超小屏幕图片容器上下布局 */
    .system-images-container {
        flex-direction: column !important;
        gap: 20px !important;
        align-items: center !important;
    }
    
    /* 数字孪生系统页面移动端适配 */
    .digital-twin-screen-section {
        padding: 20px !important;
        margin-bottom: 40px !important;
    }
    
    .digital-twin-screen-section h3 {
        font-size: 18px !important;
        margin-bottom: 8px !important;
    }
    
    .digital-twin-screen-section p {
        font-size: 14px !important;
        margin-bottom: 20px !important;
    }
    
    /* 功能网格移动端适配 */
    .feature-grid {
        grid-template-columns: 1fr !important;
        gap: 15px !important;
    }
    
    /* 功能卡片移动端适配 */
    .feature-card {
        width: 430px !important;
        height: 250px !important;
        padding: 15px !important;
        overflow-y: auto !important;
        margin: 0 auto !important;
    }
    
    .feature-card h4 {
        font-size: 14px !important;
        margin-bottom: 10px !important;
    }
    
    .feature-card ul {
        padding: 0 !important;
    }
    
    .feature-card li {
        font-size: 12px !important;
        margin-bottom: 8px !important;
        line-height: 1.4 !important;
    }
    
    .feature-card li span:first-child {
        width: 6px !important;
        height: 6px !important;
        margin-right: 8px !important;
    }
    
    .feature-card li span:last-child {
        font-size: 12px !important;
    }
    
    /* 数字孪生图片容器移动端适配 */
    .digital-images-container {
        flex-direction: column !important;
        gap: 30px !important;
        align-items: center !important;
    }
    
    .digital-images-container img {
        width: 100% !important;
        max-width: 420px !important;
    }
    
    /* 生态集成板块超小屏幕适配 */
    .ecosystem-grid {
        grid-template-columns: 1fr !important;
        gap: 15px !important;
    }
    
    .ecosystem-card {
        padding: 15px !important;
        margin: 0 auto !important;
        width: 100% !important;
        max-width: 100% !important;
        height: auto !important;
    }
    
    /* 产品价值与优势板块超小屏幕适配 */
    .value-grid {
        grid-template-columns: 1fr !important;
        gap: 15px !important;
    }
    
    .value-card {
        padding: 20px !important;
        margin: 0 auto !important;
        width: 100% !important;
        max-width: 100% !important;
        height: 275px !important;
    }
    
    .value-card .icon-container {
        width: 80px !important;
        height: 80px !important;
        margin: 0 auto 20px !important;
    }
    
    .value-card .icon-container svg {
        width: 40px !important;
        height: 40px !important;
    }
    
    .value-card h3 {
        font-size: 16px !important;
        margin-bottom: 15px !important;
    }
    
    .value-card p {
        font-size: 12px !important;
        line-height: 1.4 !important;
    }
    
    .digital-images-container p {
        font-size: 12px !important;
        margin-top: 10px !important;
    }
    
    /* 生态集成板块移动端适配 */
    .ecosystem-section {
        padding: 30px !important;
        margin-bottom: 40px !important;
    }
    
    .ecosystem-grid {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }
    
    .ecosystem-card {
        padding: 20px !important;
        margin: 0 auto !important;
        width: 460px !important;
        height: 250px !important;
        max-width: 100% !important;
    }
    
    .ecosystem-card h4 {
        font-size: 16px !important;
        margin-bottom: 10px !important;
    }
    
    .ecosystem-card p {
        font-size: 12px !important;
        line-height: 1.4 !important;
    }
    
    /* 产品价值与优势板块移动端适配 */
    .value-grid {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }
    
    .value-card {
        padding: 30px !important;
        margin: 0 auto !important;
        max-width: 430px !important;
    }
    
    .value-card h3 {
        font-size: 16px !important;
        margin-bottom: 15px !important;
    }
    
    .value-card p {
        font-size: 12px !important;
        line-height: 1.4 !important;
    }
    
    .value-card .icon-container {
        width: 80px !important;
        height: 80px !important;
        margin: 0 auto 20px !important;
    }
    
    .value-card .icon-container svg {
        width: 40px !important;
        height: 40px !important;
    }
    
    /* 优秀案例板块移动端适配 */
    .case-grid {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }
    
    .case-card {
        padding: 20px !important;
        margin: 0 auto !important;
        width: 465px !important;
        height: 350px !important;
        max-width: 100% !important;
    }
    
    .case-card h4 {
        font-size: 16px !important;
        margin-bottom: 10px !important;
    }
    
    .case-card p {
        font-size: 12px !important;
        line-height: 1.4 !important;
        margin-bottom: 15px !important;
    }
    
    .case-card img {
        max-width: 100% !important;
        height: auto !important;
    }
    
    /* 案例Tab切换移动端适配 */
    .case-tab {
        padding: 8px 12px !important;
        font-size: 12px !important;
    }
    
    /* 按钮移动端适配 */
    .btn {
        display: block !important;
        margin: 0 auto !important;
        text-align: center !important;
    }
    
    .primary-btn {
        display: block !important;
        margin: 0 auto !important;
        text-align: center !important;
    }
    
    /* 关于我们页面图片移动端适配 */
    .about-image {
        width: 540px !important;
        height: 310px !important;
        max-width: 100% !important;
        margin: 0 auto !important;
        display: block !important;
    }
    
    .aboutus-image {
        margin-bottom: 30px !important;
    }
    
    /* 创始人图片移动端适配 */
    .boss-image {
        width: 100% !important;
        max-width: 100% !important;
        height: auto !important;
        display: block !important;
        margin: 0 auto !important;
    }

  
}

/* 横屏模式优化 */
@media (max-width: 768px) and (orientation: landscape) {
    .banner {
        height: 100vh;
        min-height: 400px;
    }
    
    .mobile-nav {
        height: 100vh;
    }
}


/* 基础样式 */
.nav-link-text {
    text-decoration: none;
    color: #FFFFFF;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
    display: inline-block; /* 确保下划线宽度计算准确 */
}

/* 悬停状态文字颜色 */
.nav-link-text:hover {
    color: #FFFFFF;
}

/* 激活状态（当前页面）文字加粗 */
.nav-link-text.active {
    color: #FFFFFF;
    font-weight: 600;
}

/* 创建下划线（初始宽度为0） */
.nav-link-text::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #FFFFFF;
    transition: width 0.3s ease;
}

/* 悬停或激活时，下划线展开至100% */
.nav-link-text:hover::after,
.nav-link-text.active::after {
    width: 100%;
}







.fixed-top-index-en {
    /* 1. 核心布局：固定在顶部 */
    position: fixed;
    top: 0;
    left: 0;
    width: 100%; /* 宽度撑满整个屏幕 */
    
    /* 2. 内容居中控制 */
    display: flex;
    justify-content: center; /* 水平居中 */
    align-items: center;     /* 垂直居中（可选） */
    
    /* 3. 视觉与层级样式 */
    height: 60px;            /* 设置导航栏高度 */
    background-color: #ffffff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 1000;           /* 确保在所有元素最上方 */
}