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

/* ===== 高端预加载动画 ===== */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #0a1628 0%, #0d2137 50%, #0a1929 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    overflow: hidden;
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 背景粒子效果 */
.preloader::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle, rgba(0, 156, 158, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

/* 光晕效果 */
.preloader::after {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 156, 158, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 3s ease-in-out infinite;
}

/* 加载容器 */
.preloader-content {
    position: relative;
    z-index: 10;
    text-align: center;
}

/* Logo容器 */
.preloader-logo-wrapper {
    position: relative;
    width: 180px;
    height: 180px;
    margin: 0 auto 40px;
}

/* Logo主体 */
.preloader-logo {
    width: 100%;
    height: 100%;
    animation: logoFloat 4s ease-in-out infinite;
}

/* Logo光晕 */
.preloader-logo-wrapper::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(0, 156, 158, 0.6) 0%, transparent 70%);
    border-radius: 50%;
    animation: glow 2s ease-in-out infinite;
}

/* 旋转圆环 */
.preloader-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 220px;
    height: 220px;
    border: 2px solid rgba(0, 156, 158, 0.3);
    border-radius: 50%;
    animation: ringRotate 8s linear infinite;
}

.preloader-ring::before {
    content: '';
    position: absolute;
    top: -4px;
    left: 50%;
    transform: translateX(-50%);
    width: 12px;
    height: 12px;
    background: linear-gradient(135deg, #009c9e, #00ffcc);
    border-radius: 50%;
    box-shadow: 0 0 20px rgba(0, 156, 158, 0.8), 0 0 40px rgba(0, 156, 158, 0.4);
}

/* 旋转圆环2 */
.preloader-ring-2 {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 260px;
    height: 260px;
    border: 1px solid rgba(0, 156, 158, 0.15);
    border-radius: 50%;
    animation: ringRotate 12s linear infinite reverse;
}

/* 加载文字 */
.preloader-text {
    font-size: 18px;
    color: #ffffff;
    letter-spacing: 12px;
    text-transform: uppercase;
    position: relative;
    animation: textFade 2s ease-in-out infinite;
}

/* 进度条 */
.preloader-progress {
    width: 200px;
    height: 2px;
    background: rgba(255, 255, 255, 0.1);
    margin: 30px auto 0;
    border-radius: 1px;
    overflow: hidden;
}

.preloader-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #009c9e, #00ffcc);
    border-radius: 1px;
    animation: progress 2s ease-in-out infinite;
    box-shadow: 0 0 10px rgba(0, 156, 158, 0.8);
}

/* 隐藏动画 */
.preloader.hidden {
    opacity: 0;
    visibility: hidden;
    transform: scale(0.95);
}

/* 动画关键帧 */
@keyframes logoFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes glow {
    0%, 100% { opacity: 0.6; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 1; transform: translate(-50%, -50%) scale(1.1); }
}

@keyframes ringRotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes textFade {
    0%, 100% { opacity: 0.7; }
    50% { opacity: 1; }
}

@keyframes progress {
    0% { width: 0%; }
    100% { width: 100%; }
}

@keyframes gridMove {
    from { background-position: 0 0; }
    to { background-position: 50px 50px; }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.2); opacity: 0.8; }
}

/* ===== 预加载动画结束 ===== */

/* 引入W3字体 */
@font-face {
    font-family: 'W3';
    src: url('../font/W3.woff2') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}


/* 引入W1字体 */
@font-face {
    font-family: 'W1';
    src: url('../font/W1.woff2') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

body {
    font-family:  'Microsoft YaHei', 'PingFang SC', 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--dark-gray);
    background: var(--white);
}


/* 颜色变量 - 青绿色主题*/
:root {
    --teal: #009c9e;
    --teal-dark: #008a8c;
    --white: #ffffff;
    --gray-light: #f5f5f5;
    --gray: #666666;
    --dark-gray: #333;
    --swiper-theme-color: var(--teal);
}

/* 容器样式 */
.container,
.header-content,
.about-container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 20px;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background:linear-gradient(180deg, var(--teal) 0%, var(--teal-dark) 100%);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    z-index: 1000;
    height: 80px;
    box-shadow: 0 2px 20px rgba(0, 156, 158, 0.3);
    transition: all 0.3s ease;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    height: 100%;
}

.logo a {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo img {
    height: 50px;
    width: auto;
    vertical-align: middle;
    filter: brightness(0) invert(1);
}

.nav {
    display: flex;
    gap: 40px;
    margin-right: 35px;
    margin-left: auto;
    font-family: 'Noto Sans SC';
}

.search-box {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0);
    border-radius: 20px;
    padding: 5px 12px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    transition: all 0.3s ease;
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    margin-right: 20px;
}

.search-box form {
    display: flex;
    align-items: center;
    width: 100%;
}

.search-box:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.7);
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.15);
}

.search-input {
    border: none;
    background: transparent;
    padding: 6px 10px;
    width: 150px;
    outline: none;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.95);
}

.search-input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.search-btn {
    border: none;
    background: transparent;
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    transition: background 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-btn:hover {
    background: rgba(255, 255, 255, 0.15);
}

.search-btn svg {
    color: rgba(255, 255, 255, 0.8);
    width: 16px;
    height: 16px;
    transition: color 0.3s ease;
}

.search-btn:hover svg {
    color: #ffffff;
}

.nav-link {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 1.1rem;
    transition: all 0.4s ease;
    position: relative;
    height: 80px;
    display: flex;
    align-items: center;
}

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

.nav-link.active {
    color: #ffffff;
    font-weight: 500;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: rgba(255, 255, 255, 0.8);
    transition: width 0.3s ease;
}

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


/* 产品详情页样式 */
.product-detail {
    padding: 80px 0;
    background-color: var(--white);
}

.product-detail-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
    align-items: center;
    min-height: 400px;
}

.product-gallery {
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-gallery .main-image {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.product-gallery img {
    width: 100%;
    height: auto;
    display: block;
}

.product-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    min-height: 300px;
    padding: 0;
}

.product-info .product-title {
    font-size: 2rem;
    color: var(--dark-gray);
    margin-bottom: 20px;
    margin-top: 0;
}

.product-info .product-description {
    line-height: 1.6;
    margin-bottom: 30px;
    margin-top: 0;
}

.product-info .product-actions {
    margin-top: 0;
}

.product-details {
    padding: 40px 0;
    background-color: var(--gray-light);
    border-radius: 8px;
    margin-top: 40px;
}

.detail-section {
    background-color: var(--white);
    padding: 30px;
    border-radius: 8px;
    margin-bottom: 30px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.05);
}

.detail-section h3 {
    color: var(--teal);
    font-size: 1.5rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.detail-section h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background-color: var(--teal);
}

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}

.feature-list li i {
    color: var(--teal);
    margin-right: 10px;
    font-size: 1.2rem;
}

.application-list {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.application-item {
    background-color: var(--gray-light);
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    transition: all 0.3s ease;
}

.application-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.application-item i {
    font-size: 2rem;
    color: var(--teal);
    margin-bottom: 15px;
}

.application-item h4 {
    color: var(--dark-gray);
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.application-item p {
    color: var(--gray);
    font-size: 0.9rem;
    line-height: 1.5;
}

@media (max-width: 768px) {
    .product-detail-content {
        flex-direction: column;
    }
    .application-list {
        grid-template-columns: 1fr;
    }
}
/* 产品及新闻banner样式 */
.product-banner {
    position: relative;
    width: 100%;
    height: 500px;
    margin-top: 80px;
    background-image: url('../img/page-header/cpjjjfa-1.webp');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
}
.product-banner .banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
}

.product-banner .banner-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
}
.news-banner {
    position: relative;
    width: 100%;
    height: 500px;
    margin-top: 80px;
    background-image: url('../img/page-header/xwdt-1.webp');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
}
.news-banner .banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
}

.news-banner .banner-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

/* 新闻详情页样式 */
.news-detail {
    padding: 80px 0;
    background: var(--white);
}

.news-detail-content {
    max-width: 1000px;
    margin: 0 auto;
}

.news-header {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.news-title {
    font-size: 2.2rem;
    color: var(--dark-gray);
    margin-bottom: 15px;
    line-height: 1.4;
}

.news-meta {
    display: flex;
    gap: 20px;
    font-size: 0.9rem;
    color: var(--gray);
}

.news-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.news-image {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.news-image img {
    width: 100%;
    height: auto;
    display: block;
}

.news-body {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--dark-gray);
    margin:40px 0;
}

.news-body h3 {
    font-size: 1.2rem;
    color: var(--teal);
    margin: 30px 0 15px;
}

.news-body p {
    margin-bottom: 20px;
    text-indent: 2rem;
}

/* 图片样式 - 始终居中对齐 */
.news-body img {
    max-width: 100%;
    height: auto !important;
    max-height: none !important;
    width: auto !important;
    margin: 20px auto;
    display: block;
    object-fit: contain;
}

/* 移动端图片样式 */
@media (max-width: 768px) {
    .news-body img {
        max-width: 100% !important;
        height: auto !important;
        width: auto !important;
        max-height: none !important;
    }
}

.news-related {
    padding-top: 40px;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.news-related h2 {
    font-size: 2rem;
    color: var(--dark-gray);
    margin-bottom:50px;
    position: relative;
    display: inline-block;
    padding-bottom: 10px;
}

.news-related h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #00d4d5 0%, var(--teal) 100%);
}


.related-news-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
}

.related-news-item {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.related-news-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 156, 158, 0.15);
}

.related-news-image {
    height: 180px;
    overflow: hidden;
}

.related-news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.related-news-content {
    padding: 20px;
}

.related-news-content h4 {
    font-size: 1.1rem;
    color: var(--dark-gray);
    margin-bottom: 10px;
    line-height: 1.4;
}

.related-news-date {
    font-size: 0.85rem;
    color: var(--gray);
}

@media (max-width: 768px) {
    .news-title {
        font-size: 1.2rem;
    }
    
    .news-meta {
        gap: 10px;
    }
    
    .related-news-list {
        grid-template-columns: 1fr;
    }
}

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

/* 导航下拉菜单样式 */
.nav-item-has-children {
    position: relative;
}

.nav-item-has-children .nav-link {
    position: relative;
    padding-right: 20px;
}

.nav-item-has-children .nav-link.active::after {
    width: calc(100% - 20px);
}

.nav-item-has-children .nav-link::before {
    content: '';
    position: absolute;
    right: 5px;
    top: 50%;
    transform: translateY(-50%) rotate(180deg);
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 6px solid rgba(255, 255, 255, 0.8);
    transition: transform 0.3s ease, border-top-color 0.3s ease;
    z-index: 1;
}

.nav-item-has-children:hover .nav-link {
    color: #ffffff;
}

.nav-item-has-children:hover .nav-link::before {
    border-top-color: #ffffff;
    transform: translateY(-50%);
}

.nav-item-has-children:hover .nav-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-item-has-children:hover .nav-link::after {
    width: calc(100% - 20px);
    background: rgba(255, 255, 255, 0.8);
}

.nav-item-has-children .nav-link.active::before {
    border-top-color: #ffffff;
    transform: translateY(-50%);
}

.nav-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: rgba(255, 255, 255, 0.98);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    z-index: 999;
    margin-top: 5px;
}



/* 产品及解决方案下拉菜单内容 */
.nav-dropdown-content {
    display: flex;
    gap: 80px;
    margin: 0 auto;
    padding: 40px 20px;
    justify-content: center;
    width: 100%;
}

/* 确保产品及解决方案下拉菜单宽度与导航栏一致 */
.nav-item-has-children:not(.news-dropdown) .nav-dropdown {
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    width: 100vw;
    max-width: 1000px;
    border-radius: 8px;
    margin-top: 5px;
}

.nav-item-has-children:not(.news-dropdown):hover .nav-dropdown {
    transform: translateX(-50%) translateY(0);
}

/* 新闻动态下拉菜单保持原位 */
.nav-item-has-children.news-dropdown .nav-dropdown {
    left: 0;
    transform: translateY(10px);
    width: auto;
    max-width: none;
}

.nav-item-has-children.news-dropdown:hover .nav-dropdown {
    transform: translateY(0);
}

.nav-dropdown-section {
    text-align: left;
    flex: 1;
    min-width: 0;
}

.nav-dropdown-section h3 {
    font-size: 18px;
    margin-bottom: 20px;
    text-align: left;
    position: relative;
}

.nav-dropdown-section h3::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--teal);
}

.nav-dropdown-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.nav-dropdown-section ul li:last-child {
    margin-bottom: 0;
}

.nav-dropdown-section ul li a {
    color: #636e72;
    text-decoration: none;
    font-size: 16px;
    transition:all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: block;
    padding: 8px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.nav-dropdown-section ul li a:hover {
    color: var(--teal);
    padding-left: 10px;
}

/* 新闻动态下拉菜单样式 */
.news-nav-dropdown {
    min-width: 150px;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.news-nav-item {
    display: block;
    padding: 12px 20px;
    color: #333333;
    text-decoration: none;
    font-size: 16px;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.news-nav-item:hover {
    color: var(--teal);
    background: rgba(0, 156, 158, 0.05);
}

.news-nav-item:last-child {
    border-bottom: none;
}

/* 汉堡菜单按钮 */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 1001;
    border: none;
    background: transparent;
    outline: none;
    padding: 0;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 3px;
    background: var(--white);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
    transform: translateY(10px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: translateY(-10px) rotate(-45deg);
}

/* 移动端导航菜单 */
.mobile-nav {
    display: none;
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: linear-gradient(180deg, rgba(0, 156, 158, 0.98) 0%, rgba(0, 138, 140, 0.98) 100%);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    padding: 20px;
    box-shadow: 0 4px 20px rgba(0, 156, 158, 0.3);
    z-index: 9999;
}

.mobile-nav.active {
    display: block;
}

.mobile-nav nav {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.mobile-nav-link {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 500;
    padding: 16px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    display: block;
}

.mobile-nav-link:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.1);
    padding-left: 30px;
}

.mobile-nav-link.active {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.15);
    padding-left: 30px;
}

.mobile-nav-link:last-child {
    border-bottom: none;
}

/* 首屏轮播图区域 */
.hero-carousel {
    position: relative;
    height: calc(100vh - 80px); /* 视口高度减去导航栏高度 */
    min-height: 520px; /* 相应调整最小高度 */
    overflow: hidden;
    color: #ffffff;
    margin-top: 80px;
}

/* Swiper轮播图样式 */
.witr_swiper_area {
    position: relative;
    width: 100%;
    overflow: hidden;
    height: calc(100vh - 80px);
    min-height: 520px;
}

.swiper-container {
    width: 100%;
    height: 100%;
}

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

.products-swiper .swiper-wrapper {
    display: flex;
}

.swiper-slide {
    position: relative;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.witr_swiper_height {
    height: 100%;
}

.witr_sw_text_area {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    padding: 0 15px;
}

.witr_swiper_content {
    max-width: 800px;
}

.text-left {
    text-align: left;
}


.carousel-content {
    position: relative;
    z-index: 3;
    max-width: 1200px;
    margin: auto;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.carousel-title {
    font-size: 4rem;
    font-weight: bold;
    margin-bottom: 20px;
    line-height: 1.3;
    animation: fadeInUp 1s ease-out;
    color: #ffffff;
}

.carousel-subtitle {
    font-size: 1.1rem;
    margin-bottom: 40px;
    max-width: 600px;
    line-height: 1.6;
    opacity: 0.9;
    animation: fadeInUp 1s ease-out 0.3s both;
    color: #ffffff;
}

.carousel-content .btn {
    animation: fadeInUp 1s ease-out 0.6s both;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 14px 40px;
    border-radius: 5px;
    text-decoration: none;
    font-size: 1rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background: var(--teal);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.6s ease;
    z-index: -1;
}

.btn-primary:hover {
    background: var(--teal-dark);
    transform: translateY(-2px);
}

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

/* 边框按钮样式 */
.btn-outline {
    padding: 12px 30px;
    border: 1px solid var(--teal);
    background: transparent;
    color: var(--teal);
    text-decoration: none;
    font-size: 1rem;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-outline:hover {
    background: var(--teal);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 156, 158, 0.3);
}


/* 美观大气的轮播图翻页控制按钮 */
.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    opacity: 0;
    visibility: hidden;
    z-index: 999;
    cursor: pointer;
    color: rgba(255, 255, 255, 0.4);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    pointer-events: auto;
}

/* 鼠标悬停在轮播图上时显示按钮（半透明状态） */
.hero-carousel:hover .carousel-nav {
    opacity: 0.6;
    visibility: visible;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* 鼠标悬停在按钮上时的效果（完全显示状态） */
.carousel-nav:hover {
    background: var(--teal);
    border-color:var(--teal);
    color: white;
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 156, 158, 0.3);
    opacity: 1;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* 按钮图标样式 */
.carousel-nav .nav-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.carousel-nav .nav-icon i {
    font-size: 28px;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    line-height: 1;
}

.carousel-nav:hover .nav-icon i {
    transform: scale(1.2);
}

/* 调整按钮位置 */
.carousel-nav-prev {
    left: 30px;
}

.carousel-nav-next {
    right: 30px;
}

/* 轮播图进度条样式 */
.carousel-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    overflow: hidden;
    z-index: 999;
}

.carousel-progress-bar {
    height: 100%;
    width: 0%;
    background: var(--teal);
    transition: width 0.1s linear;
}

/* 标题样式 */
.section-title {
    font-size: 3rem;
    color: var(--dark-gray);
    margin-bottom: 100px;
    position: relative;
    display: inline-block;
    font-weight: bold;
    text-align: center;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: linear-gradient(135deg, #00d4d5 0%, var(--teal) 100%);
}

.text-center {
    text-align: center;
    margin-top: 40px;
}



/* 公司简介模块 */
.about {
    padding: 120px 0;
    background-color: #f8f9fa;
    position: relative;
}

/* 装饰元素 */
.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100px;
    background: var(--teal);
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 0);
    opacity: 0.1;
}
/* 企业介绍内容布局 */
.about-container {
    max-width:100%;
    margin: 0 auto;
    padding: 0 20px;
}

.about-content {
    display: flex;
    gap: 60px;
    align-items: center;
    flex-wrap: wrap;
}

/* 图片容器样式 */
.about-image {
    flex: 1;
    min-width: 300px;
    max-width: 50%;
    overflow: hidden;
    position: relative;
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;

}

/* 视频播放按钮样式  */
.about-image .inner_video_area {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
}

.about-image .inner_video_area a {
    display: inline-block;
    width: 120px;
    border-radius: 100%;
    height: 120px;
    font-size: 16px;
    line-height: 120px;
    background-color: var(--teal);
    color: white;
    animation: witr-shadow 1s linear infinite;
    text-align: center;
    text-decoration: none;
    transition: all 0.3s ease;
}

.about-image .inner_video_area a:hover {
    transform: scale(1.1);
    background-color: var(--teal-dark);
}

.about-image .inner_video_area a i {
    font-size: 40px;
    margin-left: 5px;
    color: white !important;
    line-height: 120px;
    display: inline-block;
}

/* 视频播放按钮动画 */
@keyframes witr-shadow {
    0% {
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.3), 0 0 0 10px rgba(255, 255, 255, 0.3), 0 0 0 20px rgba(255, 255, 255, 0.3);
    }
    100% {
        box-shadow: 0 0 0 10px rgba(255, 255, 255, 0.3), 0 0 0 20px rgba(255, 255, 255, 0.3), 0 0 0 30px rgba(255, 255, 255, 0);
    }
}


/* 文字内容样式 */
.about-text {
    flex: 1;
    min-width: 300px;
    max-width: 50%;
}

.about-title {
    font-size: 3rem;
    color: #333;
    font-weight: 800;
    position: relative;
    display: inline-block;
}

.about-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 0;
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #00d4d5 0%, var(--teal) 100%);
}

.about-subtitle {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 30px;
    font-weight: 500;
}

.about-description {
    font-size: 1.1rem;
    color: #555;
    line-height: 1.8;
}

.about-description p {
    margin-bottom: 20px;
}

/* 按钮容器样式 */
.about-buttons {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
    justify-content: flex-start;
    align-items: center;
}
/* 数字统计样式 */
.about-stats {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    padding: 30px 0;
}

.stat-item {
    text-align: center;
    flex: 1;
    padding: 20px;
    transition: all 0.3s ease;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--teal);
    line-height: 1;
    margin-bottom: 10px;
}

.stat-label {
    display: block;
    font-size: 0.95rem;
    color: #666;
    font-weight: 500;
}


/* 产品及解决方案模块 */
.products {
    padding: 120px 0;
    background: linear-gradient(135deg, #0a1929 0%, #1a365d 50%, #1a1a2e 100%);
    position: relative;
    overflow: hidden;
}

.products::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(0, 206, 201, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(0, 206, 201, 0.1) 0%, transparent 40%),
        radial-gradient(circle at 50% 50%, rgba(0, 100, 150, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.products-bg-shapes {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
}

.shape-1 {
    width: 400px;
    height: 400px;
    background: var(--teal);
    top: -150px;
    right: -100px;
    animation: float 8s ease-in-out infinite;
}

.shape-2 {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--teal), #00796b);
    bottom: -100px;
    left: -50px;
    animation: float 10s ease-in-out infinite reverse;
}

.shape-3 {
    width: 200px;
    height: 200px;
    background: #00bcd4;
    top: 50%;
    left: 30%;
    animation: float 12s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-30px) rotate(10deg); }
}

.products .container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

.products .section-header {
    text-align: center;
    margin-bottom: 60px;
}


.products .section-title {
    font-size: 3rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 20px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    opacity: 1;
    transform: none;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 50px;
}

.products-swiper {
    display: none;
    padding-bottom: 50px;
    width: 100%;
}

@media (min-width: 1201px) {
    section.products .products-grid {
        display: grid !important;
    }
    section.products .products-swiper {
        display: none !important;
    }
}

@media (max-width: 1200px) {
    section.products .products-grid {
        display: none !important;
    }
    section.products .products-swiper {
        display: block !important;
    }
    .product-card-overlay{
        text-align: center;
    }
    
}

.products-swiper .swiper-slide {
    padding: 0 10px;
    box-sizing: border-box;
    width: 100%;
}

.products-swiper .swiper-slide .product-card {
    width: 100%;
    height: 100%;
}

@media (max-width: 768px) {
    .products-swiper {
        padding-left: 0;
        padding-right: 0;
    }
    
    .products-swiper .swiper-slide {
        padding: 0;
    }
    
    .products-swiper .swiper-slide .product-card {
        width: 100%;
        height: 300px;
        max-width: 100%;
        margin: 0;
    }
    
    .products-swiper .swiper-pagination {
        bottom: 0;
    }
}

.products-swiper .swiper-pagination-bullet {
    background: var(--teal);
    opacity: 0.5;
}

.products-swiper .swiper-pagination-bullet-active {
    opacity: 1;
}

@media (max-width: 1200px) {
    .products-swiper .swiper-button-next,
    .products-swiper .swiper-button-prev {
        display: none;
    }
}

.product-card {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.35);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    display: block;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 206, 201, 0.3);
}

.product-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
}

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

.product-card:hover img {
    transform: scale(1.1);
    filter: brightness(0.4);
}

.product-card-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 15px;
    background: linear-gradient(to top, rgba(0, 20, 40, 0.9) 0%, rgba(0, 20, 40, 0.5) 40%, transparent 100%);
    z-index: 2;
    transition: all 0.4s ease;
}

.product-card:hover .product-card-overlay {
    background: linear-gradient(to top, rgba(0, 20, 40, 0.95) 0%, rgba(0, 20, 40, 0.6) 45%, transparent 100%);
    padding: 15px;
}

.product-card-badge {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 1px;
    color: #00fff2;
    background: linear-gradient(135deg, rgba(0, 206, 201, 0.3) 0%, rgba(0, 150, 136, 0.3) 100%);
    padding: 4px 10px;
    border-radius: 15px;
    margin-bottom: 10px;
    border: 1px solid rgba(0, 255, 242, 0.4);
}

.product-card-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 8px;
    line-height: 1.3;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    transition: all 0.3s ease;
}

.product-card-desc {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.5;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
    margin-bottom: 0;
    height: 0;
    overflow: hidden;
}

.product-card:hover .product-card-desc {
    opacity: 1;
    transform: translateY(0);
    margin-bottom: 10px;
    height: auto;
}

.product-card-link {
    position: absolute;
    top: 50%;
    right: 15px;
    transform: translateY(-50%) scale(0.5);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #00fff2;
    background: rgba(0, 206, 201, 0.2);
    border-radius: 50%;
    border: 1px solid rgba(0, 255, 242, 0.4);
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 3;
}

.product-card:hover .product-card-link {
    opacity: 1;
    transform: translateY(-50%) scale(1);
}

.products .text-center {
    text-align: center;
    opacity: 1;
    transform: none;
}

.products .btn-lg {
    padding: 18px 45px;
    font-size: 1rem;
    border-radius: 5px;
    background: linear-gradient(135deg, var(--teal) 0%, #00796b 100%);
    box-shadow: 0 10px 30px rgba(0, 206, 201, 0.4);
    transition: all 0.4s ease;
}

.products .btn-lg:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 206, 201, 0.5);
}
@media (max-width: 1200px) {
    .product-card-title{
        font-size: 1.8rem;}   
}
@media (max-width: 992px) {
    .products {
        padding: 80px 0;
    }
    
    .products .section-title {
        font-size: 2.4rem;
    }
    
    .products .section-desc {
        font-size: 1rem;
    }
}

@media (max-width: 768px) {
    .product-card {
        aspect-ratio: 16/9;
        width: 100%;
    }
    
    .products-swiper .swiper-slide {
        width: 100%;
    }
    
    .product-card-overlay {
        padding: 15px;
    }
    
    .product-card-badge {
        display: inline-block;
        margin-bottom: 8px;
    }
    
    .product-card-title {
        font-size: 1.2rem;
        margin-bottom: 4px;
    }
    
    .product-card-desc {
        display: none;
    }
    
    .product-card-link {
        display: none;
    }
}

@media (max-width: 576px) {
    .products {
        padding: 50px 0;
    }
    
    .products .section-header {
        margin-bottom: 50px;
    }
    
    .products .section-tag {
        font-size: 0.75rem;
        padding: 6px 15px;
        letter-spacing: 2px;
    }
    
    .products .section-title {
        font-size: 1.8rem;
    }
    
    .products .section-desc {
        font-size: 0.9rem;
    }
    
    .product-card {
        aspect-ratio: 16/9;
        width: 100%;
        border-radius: 12px;
    }
    
    .product-card-overlay {
        padding: 12px;
        text-align: center;
    }
    
    .product-card-badge {
        font-size: 0.65rem;
        padding: 4px 10px;
        margin-bottom: 6px;
    }
    
    .product-card-title {
        font-size: 1.1rem;
        margin-bottom: 4px;
    }
    
    .product-card-desc {
        display: none;
    }
    
    .product-card-link {
        display: none;
    }
    
    .products .btn-lg {
        padding: 14px 35px;
        font-size: 0.95rem;
    }
}

/* 科悦动态模块 */
.news {
    padding: 100px 0;
    background-color: var(--white);
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 1.5s ease, transform 1.5s ease;
}

.news.visible {
    opacity: 1;
    transform: translateY(0);
}
.news .section-header {
    text-align: center;
    margin-bottom: 60px;
}
.news .section-title {
    font-size: 3rem;
    font-weight: 800;
    color: #333;
    margin-bottom: 20px;
    opacity: 1;
    transform: none;
}

.news .section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #00d4d5 0%, var(--teal) 100%);
}

.news-layout {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s ease, transform 1s ease;
    transition-delay: 0.6s;
}

.news.visible .news-layout {
    opacity: 1;
    transform: translateY(0);
}

.news-bottom-layout {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s ease, transform 1s ease;
    transition-delay: 0.9s;
}

.news.visible .news-bottom-layout {
    opacity: 1;
    transform: translateY(0);
}

.news .text-center {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s ease, transform 1s ease;
    transition-delay: 1.2s;
}

.news.visible .text-center {
    opacity: 1;
    transform: translateY(0);
}


/* 科悦动态布局 */
.news-layout {
    display: flex;
    gap: 40px;
    max-width: 1100px;
    margin: 0 auto;
    margin-bottom: 25px;
    align-items: stretch;
}

/* 左侧图片区域 */
.news-image-container {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    flex: 1;
    min-width: 300px;
}

.news-main-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity 0.5s ease;
}

/* 右侧新闻列表 */
.news-list {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 25px;
}

/* 新闻项 */
.news-item {
    background: var(--white);
    border-radius: 8px;
    padding: 20px;
    border:2px solid rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    cursor: pointer;
}
.news-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--teal);
    transform: scaleY(0);
    transition:all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.news-item:hover::before {
    transform: scaleY(1);
}
.news-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    border:2px solid var(--teal);
}

/* 鼠标滑过新闻时，标题变为主题色 */
.news-item:hover .news-title {
    color: var(--teal);
    transition: color 0.1s ease;
}

.news-item.active {
    background:var(--white);
    box-shadow: 0 8px 25px rgba(0, 156, 158, 0.15);
    transform: translateY(-3px);
    border:2px solid var(--teal);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.news-item.active::before {
    transform: scaleY(1);
}
.news-item.active .news-title{
    color: var(--teal);
}

/* 新闻标题 */
.news-item .news-title {
    font-size: 1.1rem;
    color: var(--dark-gray);
    margin-bottom: 10px;
    line-height: 1.4;
    font-weight: bold;
    padding: 0;
}

/* 新闻标题链接 */
.news-item .news-title a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

/* 鼠标滑过新闻标题链接时，变为主题色 */
.news-item .news-title a:hover {
    color: var(--primary);
    transition: color 0.3s ease;
}

/* 新闻摘要 */
.news-summary {
    font-size: 0.9rem;
    color: var(--gray);
    margin-bottom: 15px;
    line-height: 1.5;
}

/* 新闻底部信息 */
.news-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* 新闻日期 */
.news-date {
    font-size: 0.8rem;
    color: #999;
    margin: 0;
}

/* 更多链接 */
.news-more {
    font-size: 0.8rem;
    color: var(--teal);
    text-decoration: none;
    font-weight: 600;
    float: none;
}

.news-more:hover {
    text-decoration: underline;
    color:var(--teal);
    transition: color 0.3s ease;
}

/* 下方两条新闻布局 */
.news-bottom-layout {
    display: flex;
    gap: 40px;
    max-width: 1100px;
    margin: 0 auto;
    margin-top: 25px;
    margin-bottom: 40px;
}

.news-bottom-layout .news-item {
    flex: 1;
}

@media screen and (max-width: 992px) {
    .news {
        padding: 80px 0;
    }
    .news .section-title {
        font-size: 2.4rem;
    }
    .text-center {
        margin-top: 0px;
    }
}
@media screen and (max-width: 768px) {
    .news .section-header {
        margin-bottom: 60px;
    }
}
@media screen and (max-width: 576px) {
    .news {
        padding: 50px 0;
    }
    .news .section-header {
        margin-bottom: 50px;
    }
    .news .section-title {
        font-size: 1.8rem;
    }
    
}

/* 搜索结果页面样式 */
.search-page {
    padding: 120px 0;
    min-height: 60vh;
}

.search-header {
    margin-bottom: 40px;
    text-align: center;
}

.search-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--dark-gray);
    margin-bottom: 20px;
}

.search-query {
    font-size: 1.2rem;
    color: var(--teal);
    font-weight: 600;
}

.search-stats {
    color: var(--gray);
    margin: 20px 0;
    font-size: 0.9rem;
}

/* 筛选选项 */
.filter-options {
    background:#f5fbfb;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 40px;
}

.filter-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 15px;
}

.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.filter-btn {
    padding: 8px 16px;
    border: 1px solid rgba(0, 156, 158, 0.2);
    background: white;
    border-radius: 20px;
    color: var(--gray);
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.filter-btn:hover {
    border-color: var(--teal);
    color: var(--teal);
}

.filter-btn.active {
    background: var(--teal);
    color: white;
    border-color: var(--teal);
}

/* 搜索结果列表 */
.search-results {
    margin-bottom: 40px;
}

.result-item-link {
    display: block;
    text-decoration: none;
    color: inherit;
    margin-bottom: 20px;
}

.result-item {
    display: flex;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.result-item-link:hover .result-item {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.result-image {
    flex: 0 0 150px;
    position: relative;
}

.result-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.result-type {
    position: absolute;
    top: 10px;
    left: 10px;
    background: var(--teal);
    color: white;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 600;
}

.result-content {
    flex: 1;
    padding: 20px;
}

.result-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 10px;
}

.result-title a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

.result-title a:hover {
    color: var(--teal);
}

.result-excerpt {
    font-size: 0.95rem;
    color: var(--gray);
    line-height: 1.6;
    margin-bottom: 15px;
}

.result-meta {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 0.85rem;
    color: #999;
}

.result-date {
    display: flex;
    align-items: center;
    gap: 5px;
}

.result-category {
    display: flex;
    align-items: center;
    gap: 5px;
}

/* 空结果 */
.empty-results {
    text-align: center;
    padding: 60px 0;
}

.empty-icon {
    font-size: 4rem;
    color: var(--gray);
    margin-bottom: 20px;
}

.empty-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 10px;
}

.empty-message {
    color: var(--gray);
    margin-bottom: 30px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    
    .search-title {
        font-size: 1.6rem;
    }
    
    .result-item {
        flex-direction: column;
    }
    
    .result-image {
        flex: 0 0 200px;
    }
    
    .filter-buttons {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    
    .search-form {
        padding: 0 15px;
    }
    
    .result-content {
        padding: 15px;
    }
    
    .result-title {
        font-size: 1.1rem;
    }
}

/* 页脚区域 */
.footer {
    background: #1a1a2e;
    color: var(--white);
    padding: 80px 0 0;
    position: relative;
}
.footer::before{
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background:linear-gradient(135deg, #00d4d5 0%, var(--teal) 100%);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-section {
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding: 0 15px;
    position: relative;
}

.footer-section:not(:last-child)::after {
    content: '';
    position: absolute;
    right: -20px;
    top: 0;
    bottom: 0;
    width: 1px;
    background: rgba(255, 255, 255, 0.1);
}

.footer-logo img {
    max-width: 250px;
    height: auto;
}

.footer-description {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 20px;
    letter-spacing: 0.5px;
}

.learn-more {
    color: var(--teal);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 8px 15px;
    border: 1px solid var(--teal);
    border-radius: 4px;
    width: fit-content;
}

.learn-more:hover {
    color: var(--white);
    background: var(--teal);
    transform: translateY(-2px);
}

.footer-title {
    font-size: 1.3rem;
    color: var(--white);
    font-weight: 700;
    position: relative;
    padding-bottom: 10px;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--teal);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 0.95rem;
    padding: 5px 0;
    position: relative;
}

.footer-links a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--teal);
    transition: width 0.3s ease;
}

.footer-links a:hover {
    color: var(--teal);
    padding-left: 8px;
}

.footer-links a:hover::before {
    width: 100%;
}

.footer-contact {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    line-height: 1.6;
}

.footer-contact i {
    color: var(--teal);
    font-size: 1.1rem;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.1rem;
    height: 1.6em;
    line-height: 1;
    vertical-align: middle;
    margin-top: 0.1em;
}

/* 左侧：logo和描述文本 */
.footer-left {
    flex: 1;
    min-width: 200px;
}

/* 企业logo和基本信息 */
.footer-logo {
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: flex-start;
    width: 100%;
}

.footer-logo .logo {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.footer-logo .logo img {
    max-width: 250px;
    height: auto;
}

.footer-description {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.5;
    margin: 0;
    text-align: left;
}

/* 电话号码 */
.footer-phone {
    margin: 10px 0;
}

.phone-link {
    display: inline-block;
    color: var(--teal);
    text-decoration: none;
    transition: all 0.3s ease;
}

.phone-link:hover {
    color: var(--teal-dark);
    transform: scale(1.05);
}

/* 社交媒体链接 */
.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 15px;
}

.social-icon {
    display: inline-block;
    width: 36px;
    height: 36px;
    background-color: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 1rem;
    transition: all 0.3s ease;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.social-icon:hover {
    background-color: var(--teal);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0, 156, 158, 0.3);
}

/* 中间：导航菜单 */
.footer-menu {
    flex: 1;
    min-width: 200px;
}

.footer-menu h4 {
    font-size: 1rem;
    margin-bottom: 20px;
    color: var(--teal);
    font-weight: bold;
    text-align: left;
}

.footer-menu a {
    display: block;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    margin-bottom: 12px;
    font-size: 0.9rem;
    transition: color 0.3s ease;
    text-align: left;
}

.footer-menu a:hover {
    color: var(--teal);
}

/* 底部：版权信息和链接 */
.footer-bottom {
    padding: 25px 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.copyright {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    margin: 0 0 15px 0;
    line-height: 1.6;
}

.footer-legal {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px 20px;
    margin-bottom: 20px;
}

.footer-legal a {
    white-space: nowrap;
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    text-decoration: none;
    transition: color 0.3s ease;
    position: relative;
    padding: 0 10px;
}

.footer-legal a:not(:last-child)::after {
    content: '';
    position: absolute;
    right: -10px;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 12px;
    background: rgba(255, 255, 255, 0.3);
}

.footer-legal a:hover {
    color: var(--teal);
}

.footer-social-links {
    display: flex;
    gap: 15px;
    align-items: center;
    margin-top: 15px;
}

.footer-social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.footer-social-links a:hover {
    background: var(--teal);
    color: var(--white);
    transform: translateY(-3px);
}

/* 联系我们 */
.footer-contact {
    flex: 1;
    min-width: 200px;
}

.footer-contact h4 {
    font-size: 1rem;
    margin-bottom: 20px;
    color: var(--teal);
    font-weight: bold;
    text-align: left;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
    margin: 0 0 15px 0;
    text-align: left;
    width: 100%;
}

.contact-icon {
    display: inline-block;
    width: 20px;
    height: 20px;
    color: var(--teal);
    text-align: center;
    line-height: 20px;
    flex-shrink: 0;
}

.contact-value {
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.4;
    flex: 1;
}

.back-to-top:hover {
    background-color: var(--teal-dark);
    transform: translateY(-5px);
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(80px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.enterprise-intro {
            padding: 80px 0;
            background-image: url(../img/gywm-bj-1.jpg);
  background-size: cover;
  background-repeat: no-repeat;
        }
        .intro-content {
            display: flex;
            gap: 30px;
            align-items: center;
            flex-wrap: wrap;
        }
        .intro-text {
            flex: 1;
            min-width: 300px;
        }
        .intro-video {
            flex: 1;
            min-width: 300px;
        }
        .intro-text h2 {
            font-size: 2rem;
            margin-bottom: 20px;
            color: #333;
            position: relative;
            padding-bottom: 10px;
        }
        .intro-text h2::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100px;
            height: 3px;
            background-color: #009C9E;
        }
        .intro-text p {
            line-height: 1.8;
            margin-bottom: 15px;
            color: #333;
        }
.intro-video {
    position: relative;
}
.intro-video video {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
        @media (max-width: 1000px) {
            .intro-content {
                flex-direction: column;
            }
            .intro-text, .intro-video {
                width:100%;
                min-width: auto;
            }
            .intro-text h2 {
                text-align: center;
            }
            .intro-text h2::after {
                left: 50%;
                transform: translateX(-50%);
            }
        }


/* 产品及解决方案页面样式 */
.page-header {
    position: relative;
    margin-top: 80px;
    min-height: 100vh;
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
    text-align: left;
    overflow: hidden;
    padding-top: 200px;
}

.page-header > div:first-child {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.page-header > div:first-child img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.page-header::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 1;
}

.page-header .container {
    position: relative;
    z-index: 2;
    padding: 0 30px;
    max-width: 1300px;
    width: 100%;
    margin: 0 auto;
}

.page-title {
    font-family:'W3','Microsoft YaHei', 'PingFang SC', 'Arial', sans-serif;
    font-size: 4rem;
    color: var(--white);
    margin-bottom: 15px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    letter-spacing: 2px;
    line-height: 1.2;
}

.page-subtitle {
    font-size: 2.5rem;
    font-family: 'W1', 'Microsoft YaHei', 'PingFang SC', 'Arial', sans-serif;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 25px;
    font-weight: 400;
}

.page-description {
    font-size: 1.1rem;
    line-height: 1.6;
    max-width: 600px;
    margin: 0 0 40px;
    color: rgba(255, 255, 255, 0.9);
}

/* 滚动箭头样式 */
.scroll-down {
    display: block;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    backdrop-filter: blur(10px);
    background-color:var(--teal);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    margin: 20px auto 0;
}

.scroll-down:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(5px);
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    position: relative;
    animation: bounce 2s infinite;
}

.scroll-arrow::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 20px;
    background-color:white;
    border-radius: 1px;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 8px;
    height: 8px;
    border-left: 2px solid white;
    border-bottom: 2px solid white;
    transform: translateX(-50%) rotate(-45deg);
    border-radius: 2px;
}

/* 当屏幕宽度大于1600px时，保持居左样式 */
@media (min-width: 1601px) {
    .page-description {
        margin: 0 0 40px;
    }
    
    .scroll-down {
        display: inline-flex;
        margin: 20px 0 0;
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(10px);
    }
    60% {
        transform: translateY(5px);
    }
}
/* 新闻页面专门样式 */
.news-page {
    background-color: #f8f9fa;
}

/* 新闻列表样式 */
.news-page .news-list {
    padding: 80px 0;
}

/* 新闻项样式 */
.news-page .news-item {
    display: flex;
    gap: 40px;
    margin-bottom: 40px;
    padding: 30px;
    background-color: #ffffff;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.4s ease;
    align-items: center;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.news-page .news-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 30px rgba(0, 156, 158, 0.3);
}

.product-categories {
    background-color: var(--white);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    padding: 40px 0;
    position: relative;
    z-index: 10;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.categories-tabs {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    padding: 0 20px;
}

.category-tab {
    padding: 14px 28px;
    background: var(--white);
    border: 2px solid var(--light-gray);
    border-radius: 50px;
    font-size: 1rem;
    color: var(--dark-gray);
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.category-tab:hover {
    background: var(--teal);
    color: var(--white);
    border-color: var(--teal);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 156, 158, 0.2);
}

.category-tab.active {
    background: var(--teal);
    color: var(--white);
    border-color: var(--teal);
    box-shadow: 0 8px 20px rgba(0, 156, 158, 0.2);
}

.products-list {
    padding: 80px 0;
    background: var(--light-gray);
}

.products-page .product-category-section {
    margin-bottom: 80px;
    opacity: 1;
    transform: translateY(0);
    transition: all 0.8s ease;
}

.products-page .product-category-section.visible {
    opacity: 1;
    transform: translateY(0);
}

.products-page .products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 40px;
}

.products-page .products-page-card {
    position: relative;
    overflow: hidden;
    transition: 0.5s;
    box-shadow: none;
    display: block;
    text-decoration: none;
    color: #1a1a1a;
    opacity: 1;
    transform: translateY(0);
}

.products-page .portfolio_thumb {
    overflow: hidden;
    position: relative;
    border: 1px solid rgba(26, 26, 26, 0.1);
    border-bottom: 0;
}

.products-page .portfolio_thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: 0.5s;
}

.products-page .products-page-card:hover .portfolio_thumb img {
    transform: scale(1.1);
    filter: none;
}

.products-page .portfolio_content {
    background-color: #ffffff;
    border: 1px solid rgba(26, 26, 26, 0.1);
    border-top: 0;
    position: relative;
    padding: 23px 40px 30px;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
}

.products-page .portfolio_content h2 {
    margin: 0;
    color: #1a1a1a;
    font-size: 24px;
    font-weight: 600;
    display: inline-block;
    transition: 0.5s;
    text-decoration: none;
}

.products-page .portfolio_content h2 a {
    font-size: 24px;
    font-weight: 600;
    display: inline-block;
    transition: 0.5s;
    text-decoration: none;
}

.products-page .products-page-card:hover .portfolio_content h2 {
    color: var(--teal);
}

.products-page .portfoli_btn {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background-color: #ffffff;
    border: 1px solid rgba(26, 26, 26, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 600;
    position: relative;
    z-index: 1;
    overflow: hidden;
    transition: 0.5s;
    color: #1a1a1a;
}

.products-page .products-page-card:hover .portfoli_btn {
    color: #fff;
    background-color: var(--teal);
}

.products-page .portfoli_btn:hover {
    transform: scale(1.1);
}


/* 页码样式 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 60px;
    gap: 10px;
}

.page-item {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #ffffff;
    border: 1px solid rgba(26, 26, 26, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: #1a1a1a;
    text-decoration: none;
    transition: all 0.3s ease;
}

.page-item:hover {
    background-color: var(--teal);
    color: #fff;
    transform: scale(1.1);
}

.page-item.active {
    background-color: var(--teal);
    color: #fff;
}

/* 新闻图片样式 */
.news-page .news-image {
    flex: 0 0 420px;
    height: 300px;
    overflow: hidden;
    border-radius: 10px;
    position: relative;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.news-page .news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.6s ease;
    position: relative;
    z-index: 0;
}

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

/* 新闻内容样式 */
.news-page .news-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding: 0;
}

.news-page .news-date {
    font-size: 0.9rem;
    color: #999;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0;
}
.news-page .news-date i {
    margin-right: 8px;
    color:#999;
    font-size: 1rem;
}
.news-page .news-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark-gray);
    line-height: 1.2;
    margin: 0;
    transition: color 0.3s ease;
}


.news-page .news-summary {
    font-size: 1rem;
    color: var(--gray);
    line-height: 1.7;
    margin: 0;
    flex: 1;
    font-weight: 400;
}

/* 新闻链接样式 */
.news-page .news-link {
    display: inline-block;
    padding: 12px 24px;
    background-color: #ffffff;
    border: 1px solid var(--teal);
    color:var(--teal);
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 1rem;
    border-radius: 4px;
    margin-top: 10px;
    text-align: center;
    width: fit-content;
}

.news-page .news-link:hover {
    background-color: var(--teal);
    color: #ffffff;
    transform: translateY(-2px);
}

.news-page .news-link i {
    margin-left: 5px;
    transition: all 0.3s ease;
    font-size: 1.1rem;
}

.news-page .news-link:hover i {
    transform: translateX(5px);
}

/* 新闻分类导航样式 */
.news-page .news-categories {
    background-color: var(--white);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    padding: 40px 0;
    position: relative;
    z-index: 10;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.news-page .categories-tabs {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.news-page .category-tab {
    padding: 12px 30px;
    border-radius: 30px;
    background-color: var(--white);
    color: var(--dark-gray);
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    letter-spacing: 0.5px;
    text-decoration: none;
}

.news-page .category-tab:hover,
.news-page .category-tab.active {
    background-color: var(--teal);
    color: var(--white);
    border-color: var(--teal);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 156, 158, 0.3);
}

/* 页码样式 */
.news-page .pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 80px;
    gap: 12px;
    padding: 20px 0;
}

.news-page .page-item {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: var(--white);
    border: 1px solid #e0e0e0;
    color: var(--dark-gray);
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 1rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.news-page .page-item:hover {
    background-color: var(--teal);
    color: var(--white);
    border-color: var(--teal);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 156, 158, 0.3);
}

.news-page .page-item.active {
    background-color: var(--teal);
    color: var(--white);
    border-color: var(--teal);
    box-shadow: 0 4px 12px rgba(0, 156, 158, 0.3);
}

.news-page .page-item.prev-page,
.news-page .page-item.next-page {
    font-size: 1.2rem;
    width: 45px;
    height: 45px;
}

.news-page .page-item.prev-page:hover,
.news-page .page-item.next-page:hover {
    transform: translateY(-2px) scale(1.05);
}



/* 联系信息区域 */
.contact-info-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    position: relative;
    overflow: hidden;
}

.contact-info-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 156, 158, 0.05) 0%, transparent 70%);
    transform: rotate(45deg);
}

.contact-info-header {
    text-align: center;
    margin-bottom: 80px;
    position: relative;
    z-index: 1;
}

.contact-info-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark-gray);
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    display: inline-block;
}

.contact-info-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--teal), var(--teal-dark));
    border-radius: 2px;
}

.contact-info-header p {
    font-size: 1.2rem;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
    position: relative;
    z-index: 1;
}

.contact-info-item {
    text-align: center;
    padding: 40px 30px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.contact-info-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--teal), var(--teal-dark));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.contact-info-item:hover::before {
    transform: scaleX(1);
}

.contact-info-icon {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 2.5rem;
    color: var(--teal);
    transition: all 0.4s ease;
    background: linear-gradient(135deg, rgba(0, 156, 158, 0.1), rgba(0, 156, 158, 0.05));
    border: 2px solid rgba(0, 156, 158, 0.2);
    position: relative;
}

.contact-info-icon::before {
    content: '';
    position: absolute;
    top: 5px;
    left: 5px;
    right: 5px;
    bottom: 5px;
    border-radius: 50%;
    border: 1px solid rgba(0, 156, 158, 0.1);
    transition: all 0.3s ease;
}

.contact-info-item:hover .contact-info-icon {
    background: linear-gradient(135deg, var(--teal), var(--teal-dark));
    color: white;
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 10px 25px rgba(0, 156, 158, 0.3);
}

.contact-info-item h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--dark-gray);
    margin-bottom: 15px;
    transition: all 0.3s ease;
}

.contact-info-item:hover h3 {
    color: var(--teal-dark);
}

.contact-info-item p {
    font-size: 1.1rem;
    color: var(--gray);
    line-height: 1.6;
    transition: all 0.3s ease;
}

.contact-info-item:hover p {
    color: var(--dark-gray);
}

/* 联系表单 */
.contact-form {
    max-width: 800px;
    margin: 0 auto;
}

.form-row {
    display: flex;
    gap: 30px;
    margin-bottom: 30px;
}

.form-group {
    flex: 1;
    margin-bottom: 30px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background-color: #f8f9fa;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--teal);
    box-shadow: 0 0 0 3px rgba(0, 156, 158, 0.1);
    background-color: white;
}

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

.contact-form .btn {
    display: block;
    margin: 0 auto;
    padding: 15px 40px;
    font-size: 1.1rem;
}

/* 地图区域 */
.contact-map-section {
    background-color: #f9f9f9;
}

.contact-map-section .map-container {
    border-radius: 0;
    box-shadow: none;
    height: 600px;
    overflow: hidden;
    border-top: 3px solid var(--teal);
}

.contact-map-section .map-container iframe {
    width: 100%;
    height: 100%;
    border: none;
    border-radius: 12px;
}

/* 滚动加载动画 */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* 不同元素的动画延迟 */
.animate-on-scroll:nth-child(1) {
    transition-delay: 0.1s;
}

.animate-on-scroll:nth-child(2) {
    transition-delay: 0.2s;
}

.animate-on-scroll:nth-child(3) {
    transition-delay: 0.3s;
}

.animate-on-scroll:nth-child(4) {
    transition-delay: 0.4s;
}

.animate-on-scroll:nth-child(5) {
    transition-delay: 0.5s;
}

.animate-on-scroll:nth-child(6) {
    transition-delay: 0.6s;
}

/* 企业理念板块样式 */
.corporate-philosophy {
    position: relative;
    overflow: hidden;
}

.philosophy-bg {
    background-image: url(../img/qyln-bj.webp);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 150px 0;
    position: relative;
    height: 800px;
}

.philosophy-container {
    position: relative;
    z-index: 2;
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 20px;
}

.philosophy-items {
    display: flex;
    gap: 0;
    position: relative;
}

.philosophy-item {
    flex: 1;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    background-color: rgba(0, 156, 158, 0.5);
    border-right: 1px solid rgba(255, 255, 255, 0.2);
}

.philosophy-item:last-child {
    border-right: none;
}

.philosophy-item-content {
    padding: 60px 40px;
    color: white;
    position: relative;
    z-index: 2;
}

.philosophy-item-content h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0 0 40px 0;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
}

.philosophy-item-content h3::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 3px;
    background-color: white;
}

.philosophy-item-content p {
    color: white;
    line-height: 1.8;
    margin: 0;
    font-size: 1.1rem;
}

/* 鼠标滑过效果 */
.philosophy-item:hover,
.philosophy-item.hovered {
    background-color: rgba(0, 156, 158, 0.9);
}

/* 响应式设计 */
@media (max-width: 992px) {
    .philosophy-bg {
        padding: 100px 0;
    }
    
    .philosophy-items {
        flex-direction: column;
    }
    
    .philosophy-item {
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .philosophy-item:last-child {
        border-bottom: none;
    }
    
    .philosophy-item-content {
        padding: 40px 30px;
    }
}

@media (max-width: 768px) {
    .philosophy-bg {
        padding: 80px 0;
    }
    
    .philosophy-item-content {
        padding: 30px 20px;
    }
    
    .philosophy-item-content h3 {
        font-size: 1.5rem;
    }
    
    .philosophy-item-content p {
        font-size: 1rem;
    }
    .philosophy-item-content h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0 0 20px 0;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
}
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .carousel-content {
        text-align: center;
        align-items: center;
    }
    
    .carousel-title {
        text-align: center;
        padding: 0 30px;
        max-width: 90%;
        margin: 0 auto 20px;
    }
    
    .carousel-subtitle {
        text-align: center;
        padding: 0 40px;
        max-width: 90%;
        margin: 0 auto 40px;
    }
    
    .carousel-content .btn {
        margin: 0 auto;
    }
    
    .contact-content {
        flex-direction: column;
    }
    
    .contact-info {
        flex: 1;
    }
    
    .contact-map {
        flex: 1;
    }
}

@media (max-width: 768px) {
    .carousel-nav {
        width: 50px;
        height: 50px;
    }
    
    .carousel-nav-prev {
        left: 20px;
    }
    
    .carousel-nav-next {
        right: 20px;
    }
    
    .carousel-nav .nav-icon i {
        font-size: 24px;
    }
    
    
    .page-header .container {
        padding: 0 20px;
    }
    
    .page-title {
        font-size: 2.5rem;
    }
    
    .page-subtitle {
        font-size: 1.2rem;
    }
    
    .page-description {
        font-size: 1rem;
    }
    
    .contact-info-section {
        padding: 60px 0;
    }
    
    .contact-info-header h2 {
        font-size: 1.5rem;
    }
    
    .contact-info-grid {
        gap: 30px;
    }
    
    .form-row {
        flex-direction: column;
        gap: 20px;
    }
    
    .contact-form .btn {
        padding: 12px 30px;
        font-size: 1rem;
    }
    
    .contact-map-section .map-container {
        height: 400px;
    }
}

@media (max-width: 768px) {
    .animate-on-scroll {
        transition-delay: 0.5s;
    }
    
    .products .animate-on-scroll,
    .news .animate-on-scroll {
        transition-delay: 0.4s;
    }
    
    .products .products-grid .animate-on-scroll,
    .news .news-grid .animate-on-scroll {
        transition-delay: 0.6s;
    }
    
}

@media (min-width: 1200px) {
    .about-text {
        padding-right: calc(5% + (100vw - 1200px) * 0.1);
    }
}

@media (min-width: 1800px) {
    .about-text {
        padding-right: 15%;
    }
}


@media (max-width: 1080px) {
    .about-content {
        flex-direction: column;
        text-align: center;
        gap: 40px;
    }
    .about-image {
        display: none;
    }
    .about-image,
    .about-text {
        max-width: 100%;
        min-width: 100%;
    }
    
    .about-image {
        margin-bottom: 0;
    }
    
    .about-title::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .about-certifications {
        justify-content: center;
    }
    
    .about-stats {
        justify-content: center;
    }
    
    .about-buttons {
        justify-content: center;
    }
    .product-card-title{
        font-size: 1.8rem;
    }
    .product-card-overlay{
        text-align: center;
    }
}

@media (max-width: 768px) {
    .about {
        padding: 60px 0;
    }
    
    .about-content {
        gap: 30px;
    }
    
    .about-title {
        font-size: 2rem;
        margin-bottom:0px;
    }
    
    .about-description {
        font-size: 1rem;
    }
    
    .about-certifications {
        flex-direction: column;
        gap: 20px;
        align-items: center;
    }
    
    .about-certification {
        justify-content: center;
    }
    
    .about-stats {
        gap: 30px;
        justify-content: center;
    }
    
    .stat-item {
        min-width: 100px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .about-buttons {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        align-items: center;
        gap: 15px;
    }
    
    .about-buttons .btn {
        width: auto;
        text-align: center;
        flex: none;
        min-width: 120px;
        padding: 10px 20px;
        font-size: 0.95rem;
    }
    .product-card-title{
        font-size: 1.25rem;
    }
}

@media (max-width: 480px) {
    .about {
        padding: 40px 0;
    }
    
    .about-title {
        font-size: 1.8rem;
        margin-bottom:0px;
    }
    
    .about-description {
        font-size: 0.95rem;
        line-height: 1.5;
    }
    
    .about-certifications {
        gap: 15px;
    }
    
    .about-certification img {
        width: 40px;
        height: 40px;
    }
    
    .about-certification span {
        font-size: 1rem;
    }
    
    .about-stats {
        gap: 20px;
        justify-content: center;
    }
    
    .stat-item {
        min-width: 100px;
    }
    
    .stat-number {
        font-size: 1.8rem;
    }
    
    .stat-label {
        font-size: 0.8rem;
    }
}

@media (max-width: 1080px) {
    .products-row {
        flex-direction: column;
        align-items: center;
    }
    
    .products-row .product-card-long,
    .products-row .product-card-short {
        width: 100%;
        height: 400px;
        margin-bottom: 20px;
    }
    
    .products-row {
        margin-bottom: 0;
    }
}

@media (max-width: 768px) {
    .products {
        padding: 80px 0;
    }
    
    .products-row {
        flex-direction: column;
        align-items: center;
    }
    
    .products-row .product-card-long,
    .products-row .product-card-short {
        width: 100%;
        height: 400px;
        margin-bottom: 15px;
    }
    
    .products-row {
        margin-bottom: 0;
    }
    
    .product-content {
        padding: 20px;
    }
    
    .product-title {
        font-size: 1.2rem;
    }
    
    .product-subtitle {
        font-size: 0.8rem;
    }
    
    .product-btn {
        padding: 8px 16px;
        font-size: 0.8rem;
    }
}

@media (max-width: 992px) {
    .news-layout {
        flex-direction: column;
        align-items: center;
    }
    
    .news-image-container {
        min-width: 100%;
        height: 200px;
        display: flex;
        align-items: stretch;
        justify-content: center;
    }
    
    .news-main-image {
        flex: 1;
        min-height: 200px;
    }
    
    .news-list {
        width: 100%;
    }
    
    .news-bottom-layout {
        flex-direction: column;
        gap: 25px;
    }
    
    .news-bottom-layout .news-item {
        width: 100%;
    }
    
    /* 页脚响应式设计 */
    .footer-content {
        flex-direction: column;
        align-items: center;
        gap: 30px;
    }
    
    .footer-left {
        align-items: center;
        text-align: center;
        width: 100%;
        max-width: 400px;
    }
    
    .footer-logo {
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .footer-menu {
        align-items: center;
        text-align: center;
        width: 100%;
        max-width: 400px;
    }
    
    .footer-menu a {
        display: inline-block;
        margin: 0 10px 10px;
    }
    
    .footer-contact {
        align-items: center;
        text-align: center;
        width: 100%;
        max-width: 400px;
    }
    
    .footer-contact h4 {
        text-align: center;
    }
    
    .contact-item {
        align-items: center;
        text-align: left;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
}

@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
    
    /* 移动端全部靠左对齐 */
    .footer-section,
    .footer-title,
    .footer-description,
    .footer-links,
    .footer-contact,
    .footer-menu h4,
    .footer-menu a,
    .footer-contact h4,
    .contact-item {
        text-align: left !important;
        align-items: flex-start !important;
        justify-content: flex-start !important;
    }
}

@media (max-width: 576px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer {
        padding: 60px 0 0;
    }
}

@media (max-width: 768px) {
    .footer-legal {

        justify-content: flex-start;
        gap: 10px;
    }
    
    .footer-legal a:not(:last-child)::after {
        display: none;
    }
}

@media (max-width: 768px) {
    .footer-bottom {
        align-items: flex-start;
        text-align: left;
        padding-left: 20px;
        padding-right: 20px;
    }
    
    .footer-legal {
        gap: 10px;
        align-items: flex-start;
        width: 100%;
    }
    
    .footer-legal a:not(:last-child)::after {
        display: none;
    }
    
    .footer-legal a {
        padding: 0;
        text-align: left;
    }
    
    .copyright {
        text-align: left;
        width: 100%;
    }
    
    .footer-social-links {
        justify-content: flex-start;
        width: 100%;
    }
}

@media (max-width: 1080px) {
    .nav {
        display: none;
    }
    
    .search-box {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
}

@media (max-width: 768px) {
    
    .mobile-nav {
        display: none;
    }
    
    .mobile-nav.active {
        display: block;
    }
    
    body.mobile-nav-open {
        overflow: hidden;
    }
    
    body.mobile-nav-open .mobile-nav {
        display: block;
    }
    
    /* 当屏幕小于1080px时，隐藏公司简介的图片 */
    .about-image {
        display: none;
    }
    
    /* 调整公司简介文本部分，使其占据整个宽度并居中对齐 */
    .about-text {
        max-width: 100%;
        min-width: 100%;
        text-align: center;
    }

    /* 调整公司简介内容布局，使其居中对齐 */
    .about-content {
        justify-content: center;
    }
    .about-title::after {
        left: 50%;
        transform: translateX(-50%);
    }
    /* 调整按钮容器，使其居中对齐 */
    .about-buttons {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .header {
        height: 70px;
        background: linear-gradient(180deg, var(--teal) 0%, var(--teal-dark) 100%);
    }
    
    .header-content {
        height: 70px;
    }
    
    .hero-carousel {
        margin-top: 70px;
        height: calc(100vh - 70px);
        min-height: 450px;
    }
    
    .carousel-title {
        font-size: 2.5rem;
        text-align: center;
        padding: 0 30px;
        max-width: 90%;
        margin: 0 auto 20px;
    }
    
    .carousel-subtitle {
        font-size: 1rem;
        margin-bottom: 30px;
        padding: 0 40px;
        text-align: center;
        max-width: 90%;
        margin: 0 auto 40px;
    }
    
    .carousel-content {
        text-align: center;
        padding: 0 20px;
    }
    
    .carousel-content .btn {
        display: inline-block;
        margin: 0 auto;
        text-align: center;
        max-width: none;
    }
    
    .witr_sw_text_area {
        justify-content: center;
        padding: 0 20px;
    }
    
    .witr_swiper_content {
        text-align: center;
    }
    
    .section-title {
        font-size: 1.8rem;
        margin-bottom: 50px;
    }
    

    
    .products {
        padding: 80px 0;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .news {
        padding: 80px 0;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 480px) {
    .carousel-title {
        font-size: 1.5rem;
        padding: 0 20px;
        max-width: 95%;
    }
    
    .carousel-subtitle {
        font-size: 0.9rem;
        margin-bottom: 25px;
        padding: 0 30px;
        max-width: 95%;
    }
    
    .carousel-content {
        padding: 0 15px;
    }
    
    .carousel-content .btn {
        padding: 14px 40px;
    }
    
    .witr_sw_text_area {
        padding: 0 15px;
    }
    
    .btn {
        padding: 12px 32px;
        font-size: 0.95rem;
    }
    
    .container {
        padding:0 10px;
    }
}

@media (max-width: 768px) {
    .page-header {
        margin-top: 70px;
        height: 400px;
        justify-content: center;
        text-align: center;
    }
    
    .page-header .container {
        padding-left: 20px;
        padding-right: 20px;
    }
    
    .page-title {
        font-size: 2.5rem;
    }
    
    .page-subtitle {
        font-size: 1.5rem;
        padding: 0 20px;
        max-width: 100%;
    }
    
    .product-categories {
        margin-top: -40px;
        padding: 30px 0;
        border-radius: 15px;
    }
    
    .categories-tabs {
        flex-direction: row;
        align-items: center;
        justify-content: center;
        gap: 8px;
        flex-wrap: wrap;
    }
    
    .category-tab {
        width: auto;
        max-width: none;
        text-align: center;
        padding: 8px 16px;
        font-size: 0.9rem;
    }
    
    .products-list {
        padding: 60px 0;
    }
    
    .products-page .products-grid {
        grid-template-columns: 1fr;
        gap: 25px;
        padding: 0 20px;
        justify-items: center;
    }
    
    .products-page .products-page-card {
        width: 100%;
        max-width: 350px;
    }
    
    .products-page .portfolio_thumb {
        height: 300px;
    }
    
    .products-page .portfolio_content {
        padding: 23px 20px 30px;
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
    
    .products-page .portfolio_content h2 {
        font-size: 18px;
    }
    
    .products-page .portfolio_content h2 a {
        font-size: 18px;
    }

/* 页码响应式样式 */
    .pagination {
        margin-top: 60px;
        gap: 8px;
    }
    
    .page-item {
        width: 35px;
        height: 35px;
        font-size: 0.9rem;
    }
    
    .page-item.prev-page,
    .page-item.next-page {
        font-size: 1rem;
        width: 35px;
        height: 35px;
    }
}

/* 新闻页面响应式样式 */
@media (max-width: 768px) {
    .news-page .news-item {
        flex-direction: column;
        gap: 30px;
        padding: 15px;
        margin-bottom: 30px;
    }

    .news-page .news-image {
        flex: 0 0 auto;
        width: 100%;
        height: 200px;
        border-radius: 8px;
        margin-bottom: 0px;
    }

    .news-page .news-title {
        font-size: 1.3rem;
        line-height: 1.3;
    }

    .news-page .news-content {
        gap: 15px;
        padding: 0;
    }

    .news-page .news-summary {
        font-size: 0.95rem;
        line-height: 1.6;
    }

    .news-page .news-link {
        padding: 12px 26px;
        font-size: 0.95rem;
        align-self: flex-start;
    }

    /* 新闻分类导航响应式样式 */
    .news-page .categories-tabs {
        flex-direction: row;
        align-items: center;
        justify-content: center;
        gap: 8px;
        flex-wrap: wrap;
    }
    
    .news-page .category-tab {
        width: auto;
        max-width: none;
        text-align: center;
        padding: 8px 16px;
        font-size: 0.9rem;
    }

    .news-page .pagination {
        margin-top: 60px;
        gap: 8px;
    }

    .news-page .page-item {
        width: 35px;
        height: 35px;
        font-size: 0.9rem;
    }

    .news-page .page-item.prev-page,
    .news-page .page-item.next-page {
        font-size: 1rem;
        width: 35px;
        height: 35px;
    }
}

/* 新闻页面响应式样式 - 平板设备 */
@media (min-width: 769px) and (max-width: 1080px) {
    .news-page .news-item {
        flex-direction: row;
        gap: 35px;
        padding: 30px;
        margin-bottom: 35px;
        align-items: center;
    }
    
    .news-page .news-image {
        flex: 0 0 350px;
        height: 250px;
        border-radius: 8px;
    }
    
    .news-page .news-title {
        font-size: 1.7rem;
        line-height: 1.2;
    }
    
    .news-page .news-content {
        gap: 15px;
        padding: 0;
    }
    
    .news-page .news-summary {
        font-size: 1rem;
        line-height: 1.6;
    }
    
    .news-page .news-link {
        padding: 12px 26px;
        font-size: 0.95rem;
    }
}

/* 回到顶部按钮样式 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--teal);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 999;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.back-to-top:hover {
    background-color: var(--teal-dark);
    transform: translateY(-5px);
}

.back-to-top.visible {
    opacity: 1;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .back-to-top {
        width: 40px;
        height: 40px;
        bottom: 20px;
        right: 20px;
    }
    
    /* 移动端时确保圆圈及里面的元素与上面的文本一样垂直居中 */
    .page-header .container {
        text-align: center;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
    }
    
    .scroll-down {
        margin: 20px auto 0;
    }
}

/* 当屏幕宽度小于1600px时，page-description和scroll-down水平居中 */
@media (max-width: 1599px) {
    .page-header .container {
        text-align: center;
    }
    
    .page-title,
    .page-subtitle,
    .page-description {
        text-align: center;
        margin-left: auto;
        margin-right: auto;
    }
    
    .scroll-down {
        display: inline-flex;
        margin-left: auto;
        margin-right: auto;
    }
}

/* 产品详情页样式 */
.product-detail {
    padding: 80px 0;
    background: var(--white);
}

.product-detail-content {
    display: flex;
    gap: 40px;
    margin-bottom: 60px;
}

.product-gallery {
    flex: 1;
}

.main-image {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.main-image img {
    width: 100%;
    height: auto;
}

.product-info {
    flex: 1;
    padding: 20px;
}

.product-title {
    margin-bottom: 15px;
    color: var(--dark-gray);
}

.product-description {
    margin-bottom: 25px;
    font-size: 1rem;
    line-height: 1.8;
    color: var(--dark-gray);
}

.product-actions {
    display: flex;
    gap: 15px;
}

.product-actions .btn {
    padding: 12px 24px;
    font-size: 1rem;
    border-radius: 4px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-primary {
    background: var(--teal);
    color: var(--white);
    border: none;
}

.btn-primary:hover {
    background: var(--teal-dark);
}

.btn-outline {
    background: transparent;
    color: var(--teal);
    border: 1px solid var(--teal);
}

.btn-outline:hover {
    background: var(--teal);
    color: var(--white);
}

.application-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.application-item {
    padding: 20px;
    background:#ddeff078;
    border-radius: 8px;
    text-align: center;
    transition: all 0.3s ease;
}

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

.application-item i {
    font-size: 2.5rem;
    color: var(--teal);
    margin-bottom: 15px;
}

.application-item h4 {
    margin-bottom: 10px;
    color: var(--dark-gray);
}

/* 响应式样式 */
@media (max-width: 992px) {
    .product-detail-content {
        flex-direction: column;
    } 
    
    .application-list, .support-services, .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
}

@media (max-width: 768px) {
    
    .application-list, .support-services, .products-grid {
        grid-template-columns: 1fr;
    }

    .product-info .product-title {
    font-size: 1.5rem;
    color: var(--dark-gray);
    margin-bottom: 20px;
}
}

/* 关于我们页面样式 */
/* 企业简介板块样式 */
.enterprise-intro {
    padding: 120px 0;
    background: #f8f9fa;
}

.section-header {
    margin-bottom: 60px;
}

.section-title {
    font-size: 3rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 20px;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #00d4d5 0%, var(--teal) 100%);
}

.section-description {
    font-size: 1.2rem;
    color: var(--gray);
    max-width: 700px;
    margin: 0 auto;
}

.intro-content {
    display: flex;
    gap: 0;
    align-items: stretch;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.intro-image {
    flex: 1;
    min-width: 400px;
    position: relative;
    background:linear-gradient(135deg, #00d4d5 0%, var(--teal) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.intro-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: all 0.6s ease;
}

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

.intro-image .inner_video_area {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.intro-image .inner_video_area a {
    display: inline-block;
    width: 120px;
    border-radius: 100%;
    height: 120px;
    font-size: 16px;
    line-height: 120px;
    background-color: var(--teal);
    color: white;
    animation: witr-shadow 1s linear infinite;
    text-align: center;
    text-decoration: none;
    transition: all 0.3s ease;
}

.intro-image .inner_video_area a:hover {
    transform: scale(1.1);
    background-color: var(--teal-dark);
}

.intro-image .inner_video_area a i {
    font-size: 40px;
    margin-left: 5px;
    color: white !important;
    line-height: 120px;
    display: inline-block;
}

.intro-text {
    flex: 1;
    min-width: 400px;
    padding: 60px 50px;
    background: white;
    position: relative;
}

.intro-badge {
    display: inline-block;
    padding: 8px 20px;
    background:linear-gradient(135deg, #00d4d5 0%, var(--teal) 100%);
    color: var(--white);
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.intro-heading {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 30px;
    line-height: 1.2;
}

.intro-paragraph {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--gray);
    margin-bottom: 20px;
}

.intro-stats {
    display: flex;
    gap: 40px;
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid #eee;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--teal);
    margin-bottom: 10px;
}

.stat-label {
    font-size: 1rem;
    color: var(--gray);
    font-weight: 500;
}

/* 企业使命板块样式 */
.corporate-mission {
    position: relative;
    overflow: hidden;
}

.mission-bg {
    background: linear-gradient(135deg, #0a1929 0%, #1a365d 50%, #1a1a2e 100%);
    padding: 50px 0;
    position: relative;
    height: 850px;
}

.mission-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url(../img/qysm-bj.webp) no-repeat center;
    background-size: cover;
    opacity: 0.1;
}

.mission-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.mission-statement {
    text-align: center;
    background: rgba(255, 255, 255, 0.05);
    padding: 50px 50px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.5s ease;
}

.mission-statement:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 206, 201, 0.2);
}

.mission-icon {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, #00d4d5 0%, var(--teal) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 40px;
    box-shadow: 0 10px 30px rgba(0, 206, 201, 0.4);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(0, 206, 201, 0.4);
    }
    70% {
        box-shadow: 0 0 0 20px rgba(0, 206, 201, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(0, 206, 201, 0);
    }
}

.mission-icon i {
    font-size: 70px;
    color: white;
}

.mission-title {
    font-size: 2rem;
    font-weight: 700;
    color: white;
    margin-bottom: 25px;
    line-height: 1.4;
}

/* 核心价值观板块样式 */
.core-values {
    padding: 120px 0;
    background: white;
    position: relative;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 60px;
}

/* 确保在中等屏幕上显示2列，避免3+1的情况 */
@media (max-width: 1200px) {
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }
}

/* 在小屏幕上显示1列 */
@media (max-width: 768px) {
    .values-grid {
        grid-template-columns: 1fr;
    }
}

.value-item {
    background: #f8f9fa;
    padding: 50px 30px;
    border-radius: 15px;
    text-align: center;
    transition: all 0.5s ease;
    position: relative;
    overflow: hidden;
    border: 1px solid #e9ecef;
}

.value-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(135deg, var(--teal) 0%, #00796b 100%);
    transform: scaleX(0);
    transition: transform 0.5s ease;
}

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

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

.value-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--teal) 0%, #00796b 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px;
    box-shadow: 0 10px 30px rgba(0, 206, 201, 0.3);
}

.value-icon i {
    font-size: 36px;
    color: white;
}

.value-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 20px;
}

.value-description {
    font-size: 1rem;
    color: #666;
    line-height: 1.6;
}

/* 企业愿景板块样式 */
.corporate-vision {
    position: relative;
    overflow: hidden;
}

.vision-bg {
    background: linear-gradient(135deg, #006064 0%, #004d40 100%);
    padding:50px 0;
    position: relative;
    height: 850px;
}

.vision-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url(../img/qyyj-bj.webp) no-repeat center;
    background-size: cover;
    opacity: 0.1;
}

.vision-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.vision-statement {
    text-align: center;
    background: rgba(255, 255, 255, 0.05);
    padding: 50px 50px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.5s ease;
}

.vision-statement:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 206, 201, 0.2);
}

.vision-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: white;
    margin-bottom: 25px;
    line-height: 1.4;
    text-transform: uppercase;
    letter-spacing: 2px;
}


/* 响应式设计 */
@media (max-width: 992px) {
    .intro-content {
        flex-direction: column-reverse;
        text-align: center;
        gap: 0;
    }
    
    .intro-text,
    .intro-image {
        min-width: 100%;
    }
    
    .intro-text {
        padding: 40px 50px;
    }
    
    .intro-text::before {
        width: 100%;
        height: 5px;
        border-radius: 20px 20px 0 0;
    }
    
    .intro-stats {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .mission-content {
        flex-direction: column;
        text-align: center;
    }
    
    .mission-text {
        min-width: 100%;
    }
    
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .intro-heading,
    .vision-heading {
        font-size: 2rem;
    }
    .mission-bg,.vision-bg{
        height: 650px;
    }
}

@media (max-width: 768px) {
    .enterprise-intro,
    .mission-section,
    .values-section,
    .vision-section {
        padding: 60px 0;
    }
    
    .section-header {
        margin-bottom: 70px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .intro-text {
        padding: 30px 10px;
    }
    
    .intro-heading,
    .vision-heading {
        font-size: 1.5rem;
    }
    
    .intro-paragraph,
    .mission-text p,
    .vision-paragraph {
        font-size: 1rem;
    }
    .mission-bg,.vision-bg{
        height: 700px;
    }
    .intro-stats {
        gap: 0px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .stat-label {
        font-size: 0.8rem;
    }
    
    .value-item {
        padding: 40px 20px;
    }
    
    .values-grid {
        grid-template-columns: 1fr;
    }
    
    .value-icon {
        width: 80px;
        height: 80px;
    }
    
    .value-icon i {
        font-size: 30px;
    }
    
    .mission-icon {
        width: 120px;
        height: 120px;
    }
    
    .mission-icon i {
        font-size: 50px;
    }
    .mission-title,.vision-title{
        font-size: 1.5rem;
    }
}
@media (max-width: 480px) {
    .section-title{
        font-size: 1.8rem;
        margin-bottom:0px;
    }
    .stat-number{
        font-size: 1.5rem;
    }
    .stat-label{
        font-size: 0.7rem;
    }
    .mission-bg,.vision-bg{
        height: 600px;
    }
    .mission-icon{
        width: 100px;
        height: 100px;
    }
    .mission-title,.vision-title{
        font-size: 1.3rem;
    }
    .mission-statement {
    text-align: center;
    background: rgba(255, 255, 255, 0.05);
    padding: 50px 30px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.5s ease;
}
    .vision-statement {
    text-align: center;
    background: rgba(255, 255, 255, 0.05);
    padding: 50px 30px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.5s ease;
}
}
        /* 敬请期待页面样式 */
        .coming-soon {
            min-height: 70vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 120px 0;
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
        }
        
        .coming-soon-content {
            text-align: center;
            max-width: 600px;
            padding: 60px 30px;
            background: white;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        }
        
        .coming-icon {
            font-size: 4rem;
            color: var(--teal);
            margin-bottom: 30px;
            animation: pulse 2s infinite;
        }
        
        @keyframes pulse {
            0% {
                transform: scale(1);
            }
            50% {
                transform: scale(1.1);
            }
            100% {
                transform: scale(1);
            }
        }
        
        .coming-title {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--dark-gray);
            margin-bottom: 20px;
        }
        
        .coming-subtitle {
            font-size: 1.2rem;
            color: var(--gray);
            margin-bottom: 30px;
            line-height: 1.6;
        }
        
        .coming-message {
            color: var(--gray);
            margin-bottom: 40px;
            font-size: 1rem;
        }
        
        .btn-primary.coming-btn {
            font-size: 1.1rem;
            padding: 12px 30px;
            transition: all 0.3s ease;
        }
        
        .btn-primary.coming-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 156, 158, 0.3);
        }
        
        /* 响应式设计 */
        @media (max-width: 768px) {
            
            .coming-soon-content {
                padding: 40px 20px;
            }
            
            .coming-title {
                font-size: 2rem;
            }
            
            .coming-icon {
                font-size: 3rem;
            }
        }
        
        @media (max-width: 480px) {
            .coming-title {
                font-size: 1.8rem;
            }
            
            .coming-subtitle {
                font-size: 1rem;
            }  
        }
@media (max-width: 420px){
    .products-page .portfolio_content h2{
        font-size: 1.2rem;
    }
}