@font-face {
    font-family: 'Source Han Sans SC';
    src: url('../fonts/SourceHanSansSC-Heavy-2.otf') format('opentype');
    font-weight: 900;
    font-style: normal;
}

@font-face {
    font-family: 'Cabin Regular';
    src: url('../fonts/Cabin-Regular.ttf') format('opentype');
}

@font-face {
    font-family: 'AsimovProBlk';
    src: url('../fonts/asimovproblack-8yeb.ttf') format('opentype');
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
}

/* Navigation */
.main-nav {
    position: absolute;
    width: 100%;
    background-color: transparent;
    padding: 47px 70px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 10000;
    top: 0;
    left: 0;
    transition: all 0.5s;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo img {
    height: 60%;
    width: 60%;
}


.logo-text {
    font-family: "Microsoft YaHei";
    color: rgb(255, 255, 255);
    font-size: 61.28px;
    font-weight: normal;
    color: #fff;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 20.08px;
}

.nav-links li {
    position: relative;
}

.nav-links a {
    text-decoration: none;
    font-family: "Cabin Regular";
    color: white;
    font-size: 20.08px;
    transition: color 0.3s;
    padding-bottom: 5px;
    display: block;
}

.nav-links .active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: rgb(255, 255, 255);
}

/* Hero Carousel Section */
.hero-carousel {
    height: 130vh;
    position: relative;
    overflow: hidden;
}

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

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    display: flex;
    align-items: flex-end;
    padding: 0;
}

.carousel-slide.active {
    opacity: 1;
}

.slide-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.slide-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.hero-content {
    position: relative;
    z-index: 2;
    margin-left: 138px;
    margin-bottom: 226px;
}

.hero-content h1 {
    font-family: "Source Han Sans SC", "Microsoft YaHei", "微软雅黑", sans-serif;
    font-weight: 900;
    font-size: 48.47px;
    color: rgb(255, 255, 255);
    line-height: 55.6px;
    text-align: left;
    margin-bottom: 2rem;
}

.hero-content p {
    color: rgba(255,255,255,0.9);
    font-size: 20px;
    line-height: 1.8;
}



/* Discover Section */
.discover {
    position: relative;
    height: auto;
    background-color: #1a2942;
    color: white;
    display: block;
    padding: 0 !important;
}

.discover-content {
    flex: 0 1 600px; /* 不放大，可缩小，基准宽度600px */
    margin-top: 0;
}

.discover-content h2 {
    font-family: "Source Han Sans SC", "Microsoft YaHei", "微软雅黑", sans-serif;
    font-weight: 900;
    color: rgb(255, 255, 255);
    line-height: 1.567;
    text-align: left;
    font-size: 42px;
    margin-bottom: 31px;
}

.discover-content p {
    font-size: 20px;
    font-family: "Microsoft YaHei";
    color: rgb(255, 255, 255);
    line-height: 28px;
    text-align: left;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
    margin-bottom: 10px;
}

.discover-content .learn-more {
    margin-top: 60px;
}

.discover-image {
    position: absolute;
    top: 15%;
    right: 4%;
    width: 44.5%;
    height: 70%;
    z-index: 10;
}

.discover-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
}

.discover-image .video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: none;
    z-index: 1;
}

.discover-image .video-container.active {
    display: block;
}

.discover-image .video-container video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
}

.discover-image .play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: white;
    border-radius: 50%;
    cursor: pointer;
    z-index: 2;
}

.discover-image .play-button::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 55%;
    transform: translate(-50%, -50%);
    border-left: 20px solid #1a2942;
    border-top: 12px solid transparent;
    border-bottom: 12px solid transparent;
}

.discover-image .video-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.5);
    padding: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    opacity: 0;
    transition: opacity 0.3s;
}

.discover-image .video-container:hover .video-controls {
    opacity: 1;
}

/* 响应式布局调整 */
@media (max-width: 1920px) {
    .discover {
        padding: 100px 138px;
    }
}

@media (max-width: 1440px) {
    .discover {
        padding: 80px 100px;
        gap: 60px;
    }
}

@media (max-width: 1200px) {
    .discover {
        padding: 60px;
        gap: 40px;
    }
}

@media (max-width: 1024px) {
    .discover {
        flex-direction: column;
        padding: 60px 40px;
        gap: 40px;
    }

    .discover-content,
    .discover-image {
        flex-basis: auto;
        width: 100%;
        max-width: 812px;
    }
}

@media (max-width: 768px) {
    .discover {
        padding: 40px 20px;
    }
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: white;
    border-radius: 50%;
    cursor: pointer;
    z-index: 2;
}

.play-button::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 55%;
    transform: translate(-50%, -50%);
    border-left: 20px solid #1a2942;
    border-top: 12px solid transparent;
    border-bottom: 12px solid transparent;
}

/* Projects Section */
.projects {
    background-image: url('../images/Home_03.jpg');
    background-size: cover;
    background-position: center;
    position: relative;
    padding-top: 106px;
    padding-bottom: 110px;
}

/* 添加遮罩层确保内容可读性 */
.projects::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    /* background: rgba(248, 248, 248, 0.95); */
    z-index: 1;
}

/* 确保内容在遮罩层之上 */
.projects-content,
.projects-header,
.projects-footer {
    position: relative;
    z-index: 2;
}

.projects-content {
    margin: 0 auto;
    padding: 0 138px;
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    width: 100%;
}

.projects-header {
    margin-left: 270px;
    margin-bottom: 74px;
}

.projects-header h2 {
    font-family: "Source Han Sans SC", "Microsoft YaHei", "微软雅黑", sans-serif;
    font-weight: 900;
    color: rgb(190, 23, 34);
    line-height: 65.83px;
    text-align: left;
    font-size: 44px;
}



.project-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    width: 100%;
    aspect-ratio: 426/294;
}

.project-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.project-info {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 30px;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.project-info h4 {
    color: white;
    font-size: 24px;
    font-weight: normal;
    font-family: "Microsoft YaHei", "微软雅黑", sans-serif;
    text-align: center;
}

.project-item:hover img {
    transform: scale(1.1);
}

.project-item:hover .project-info {
    opacity: 1;
}

.projects-footer {
    margin-top: 61px;
    margin-left: 270px;
}

.projects-footer p {
    font-size: 26px;
    color: #333;
    margin-bottom: 49px;
    font-family: "Microsoft YaHei", "微软雅黑", sans-serif;
}

.projects-footer .learn-more {
    cursor: pointer;
    transition: background-color 0.3s;
}

.projects-footer .learn-more:hover {
    background-color: #c41430;
}
.dy-hoist-agents{
    background-image: url("../images/agent.png");
    background-size: cover;
    background-position: center;
    padding: 62px 138px 74px;
    position: relative;
}
.agents-header{
    color: white;
    width: 60%;
}
.agents-header h2{
    font-size: 42px;
    margin-bottom: 20px;
}
.agents-header p{
    font-size: 20px;
    line-height: 1.8;
}
.agents-content .learn-more{
    margin-top: 40px;
    margin-bottom: 40px;
}
.agents-image{
    position: absolute;
    right: 138px;
    top: 62px;
    width: 350px;
    height: 619px;
    z-index: 0;
}
.agents-image img,
.agents-image video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
}
.agents-image .video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: none;
    z-index: 1;
}
.agents-image .play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: white;
    border-radius: 50%;
    cursor: pointer;
    z-index: 2;
}
.agents-image .play-button::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 55%;
    transform: translate(-50%, -50%);
    border-left: 20px solid #1a2942;
    border-top: 12px solid transparent;
    border-bottom: 12px solid transparent;
}
.agents-image .video-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.5);
    padding: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    opacity: 0;
    transition: opacity 0.3s;
}
.agents-image .video-container:hover .video-controls {
    opacity: 1;
}
.agents-content{
    border-radius: 40px;
    background-color: rgb(102, 102, 102);
    width: 65%;
    padding: 75px 60px;
    margin-top: 75px;
    position: relative;
    z-index: 1;
}

.agents-content h4{
    color: white;
    margin-bottom: 23px;
    font-size: 26px;
}
.agents-content p{
    color: white;
    font-size: 20px;
    line-height: 1.8;
    margin-bottom: 40px;
}
/* Products Section */
.products {
    position: relative;
    background-color: #1a2942;
    padding: 0;
    display: block;
    min-height: auto;
}

.products-background {
    position: relative;
    width: 100%;
    height: auto;
}

.products-background img {
    width: 100%;
    height: auto;
    display: block;
}

/* 视频区域基础样式 */
.video-area {
    position: absolute;
    cursor: pointer;
    z-index: 10;
}

/* 第一个视频区域定位 - 根据背景图片调整 */
.video-area-1 {
    top: 0%;        /* 根据图片中第一个视频的位置调整 */
    left: 0%;       /* 根据图片中第一个视频的位置调整 */
    width: 33.44%;      /* 视频区域宽度 */
    height: 100%;     /* 视频区域高度 */
}

/* 第二个视频区域定位 - 根据背景图片调整 */
.video-area-2 {
    top: 0%;        /* 根据图片中第一个视频的位置调整 */
    left: 34%;       /* 根据图片中第一个视频的位置调整 */
    width: 33.33%;      /* 视频区域宽度 */
    height: 100%;     /* 视频区域高度 */
}

/* 第三个视频区域定位 - 根据背景图片调整 */
.video-area-3 {
    top: 0%;        /* 根据图片中第一个视频的位置调整 */
    right: 0%;       /* 根据图片中第一个视频的位置调整 */
    width: 32.33%;      /* 视频区域宽度 */
    height: 100%;     /* 视频区域高度 */
}

/* 视频容器样式 */
.video-area .video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: none;
    z-index: 1;
    border-radius: 8px;
    overflow: hidden;
}

.video-area .video-container.active {
    display: block;
}

.video-area .video-container video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 播放按钮样式 */
.video-area .play-button-new {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    border-radius: unset !important;
}

.video-area .play-button:hover {
    transform: translate(-50%, -50%) scale(1.1);
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.video-area .play-button::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 55%;
    transform: translate(-50%, -50%);
    border-left: 20px solid #1a2942;
    border-top: 12px solid transparent;
    border-bottom: 12px solid transparent;
}

/* 隐藏播放按钮当视频播放时 */
.video-area .video-container.active ~ .play-button {
    display: none;
}

.products-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 60px;
}

.products-intro {
    max-width: 800px;
}

.products-header h2 {
    font-size: 61px;
    font-weight: bold;
    color: white;
    margin-bottom: 20px;
    font-family: "Source Han Sans SC", "Microsoft YaHei", "微软雅黑", sans-serif;
}

.products-header h3 {
    font-size: 48px;
    color: white;
    font-family: "Source Han Sans SC", "Microsoft YaHei", "微软雅黑", sans-serif;
}

.products-grid {
    margin: 0;
}

.product-item {
    flex: 1;
    position: relative;
    overflow: hidden;
    height: 579px; /* 固定高度 */
}

.product-item img,
.product-item video,
.product-item .video-container {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-item .video-container {
    position: absolute;
    top: 0;
    left: 0;
    display: none;
    z-index: 1;
}

.product-item .video-container.active {
    display: block;
}

.product-item .product-text {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: rgba(0, 0, 0, 0.5);
}

.product-item h2 {
    color: white;
    margin-bottom: 20px;
    font-family: inherit;
    text-align: center;
}

/* Exhibition Section */
.exhibition {
    padding-top: 62px;
    padding-bottom: 60px;
    background-color: #f8f8f8;
}

.exhibition h2 {
    font-size: 44px;
    font-family: "Source Han Sans SC", "Microsoft YaHei", "微软雅黑", sans-serif;
    color: #000000;
    font-weight: bold;
    margin-left: 258px;
}

.exhibition p {
    margin-left: 258px;
    line-height: 28px;
    color: #333;
    margin-bottom: 60px;
    max-width: 800px;
}

.exhibition-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    padding: 0 99px;
    margin: 0 auto;
}

.exhibition-item {
    position: relative;
    width: 100%;
    /* aspect-ratio: 798/500; */
    overflow: hidden;
}

.exhibition-item img {
    width: 100%;
    height: 360px;
    /* object-fit: cover; */
    border-radius: 8px;
    transition: transform 0.3s ease;
}

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

.exhibition-footer {
    width: 100%;
    margin-top: 25px;
    text-align: center;
}

.exhibition-footer p {
    max-width: 100%;
    margin: 0;
    font-size: 30px;
    line-height: 1.2;
    color: #333;
    text-align: center;
}

/* Footer */
footer {
    background-color: #1a1a1b;
    color: white;
    padding: 75px 320px 78px 320px;
}

.footer-content .info-top{
    margin-bottom: 40px;
}
.footer-content .info-top b{
    font-size: 17px;
}
.footer-content p{
    font-size: 17px;
}
.footer-content .info-min{
    margin-bottom: 100px;
}
.footer-content .info-bot{

}
.footer-content .email{
    font-size: 20px;
    line-height: 28px;
}
.footer-content .email span{
    font-weight: bold;
}
.footer-content  .contact-info h3{
    font-size: 17px;
    margin-bottom: 32px;
}
.footer-content .contact-info{
    width: 33%;
    box-sizing: border-box;
}

.footer-content {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    grid-template-columns: repeat(3, 1fr);
}
.footer-content h3{
    font-size: 17px;
}
.footer-content  .contact-info p{
    font-size: 20px;
    line-height: 28px;
    font-family: "Cabin Regular";
}
.footer-links{
    width: 33%;
    padding-left: 100px;
}
.footer-links ul {
    list-style: none;
}

.footer-links a {
    color: white;
    text-decoration: none;
    line-height: 24px;
    font-size: 17px;
    font-family: "Cabin Regular";
}

.footer-logo {
    position: relative;
    display: flex;
    flex-direction: column;
    min-height: 300px; /* 确保有足够的高度 */
    width: 33%;
}

.footer-logo-top{
    padding-right: 100px;
}
.footer-logo h3 {
    font-size: 17px;
    margin-bottom: 20px;
    text-align: right;
}

.footer-logo ul {
    list-style: none;
    margin-bottom: auto; /* 将表推到顶部 */
}
.footer-logo ul li{}

.footer-logo a {
    color: white;
    text-decoration: none;
    font-size: 20px;
    text-align: right;
    display: block;
}

/* 底部图片和文字的容�� */
.footer-logo-bottom {
    display: flex;
    justify-content: flex-end;
    margin: auto;
}

.footer-logo img {
    width: 60%;
    display: block;
    text-align: right;
}

.footer-logo p {
    font-size: 39px;
    color: white;
    font-family: "Source Han Sans SC", "Microsoft YaHei", "微软雅黑", sans-serif;
    margin: 0;
}

/* Buttons */
.learn-more {
    border-radius: 22px;
    background-color: rgb(190, 23, 34);
    width: 189px;
    height: 46px;
    border: none;
    font-size: 25.48px;
    font-family: "Microsoft YaHei";
    color: rgb(255, 255, 255);
    line-height: 28.32px;
    cursor: pointer;
    margin-top: 80px;
    transition: background-color 0.3s;
}

.learn-more:hover {
    background-color: #c41430;
}
.mobile-menu-button {
    display: none;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .project-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .aaa {
        padding: 0 !important;
    }
    .hero-carousel{
        padding: 0 !important;
    }
    .nav-links {
        display: flex !important;
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background-color: rgba(26, 41, 66, 0.95);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right 0.3s ease;
        z-index: 9;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links li {
        margin: 20px 0;
    }

    /* 汉堡菜单按钮样式 */
    .mobile-menu-button {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        width: 30px;
        height: 20px;
        background: transparent;
        border: none;
        cursor: pointer;
        padding: 0;
        z-index: 10;
        position: relative;
    }

    .mobile-menu-button span {
        display: block;
        width: 100%;
        height: 2px;
        background-color: white;
        transition: all 0.3s ease;
    }

    /* 汉堡菜单激活状态 */
    .mobile-menu-button.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .mobile-menu-button.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-menu-button.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    /* 添加遮罩层 */
    .menu-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.5);
        z-index: 8;
    }

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

    .discover {
        grid-template-columns: 1fr;
    }

    .products {
        grid-template-columns: 1fr;
    }

    .exhibition-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .exhibition-item img{
        height: auto;
    }
    .projects-footer{
        margin-left: unset;
    }
    .logo img{
        width: 70%;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }

    .project-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 1200px) {
    .project-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 900px) {
    .project-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}



/* DY Hoist Projects 部分 */
.dy-hoist-projects {
    padding: 120px 30px;
    background-color: #1a2942;
    color: white;
}

.dy-hoist-projects h2 {
    font-size: 61px;
    font-weight: bold;
    font-family: "Source Han Sans SC", "Microsoft YaHei", "微软雅黑", sans-serif;
    margin-bottom: 40px;
}

.projects-text {
    max-width: 800px;
    margin-bottom: 60px;
}

.projects-text p {
    font-family: "Source Han Sans SC", "Microsoft YaHei", "微雅黑", sans-serif;
    color: rgb(255, 255, 255);
    font-size: 20px;
    line-height: 1.6;
}

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

.projects-video video {
    width: 100%;
    display: block;
}

.projects-video .play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    cursor: pointer;
}

.projects-video .play-button::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 55%;
    transform: translate(-50%, -50%);
    border-left: 25px solid #1a2942;
    border-top: 15px solid transparent;
    border-bottom: 15px solid transparent;
}

/* 响应式调整 */
@media (max-width: 1024px) {
    .products {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

/* About Us Page Styles */
.about-hero {
    height: 100vh;
    background-image: url('../images/about-bg.png');
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
    padding: 0 138px;

}

.about-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    /* background: linear-gradient(to right, rgba(0,0,0,0.7), rgba(0,0,0,0.3)); */
}

.about-hero-content {
    position: relative;
    z-index: 2;
    color: white;
    max-width: 800px;
}

.about-hero-content h1 {
    font-family: "Source Han Sans SC", "Microsoft YaHei", "微软雅黑", sans-serif;
    font-weight: 900;
    font-size: 46px;
    margin-bottom: 15px;
}



.qualifications {
    padding: 120px 138px;
}



.qualifications p {
    margin-bottom: 60px;
    max-width: 55;
margin-left: 123px;
}



.certificates-grid img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}


/* History Section 样式调整 */
.history {
    padding: 120px 138px;
}

.history-title {
    font-size: 34px;
    margin-bottom: 30px;
}

.history-content {
    width: 100%;
    max-width: 1600px; /* 设置最大宽度 */
    margin: 0 auto;
}

.history-row {
    display: flex;
    gap: 60px;
    margin-bottom: 40px;
}

.history-text {
    flex: 1;
    min-width: 300px; /* 设置最小宽度 */
}

.history-text p {
    color: black;
    line-height: 1.8;
}

.history-main-image {
    flex: 1;
    max-width: 50%; /* 限制图片最大宽度 */
}

.history-main-image img {
    width: 100%;
    height: auto; /* 让高度自适应宽度 */
    object-fit: cover;
    border-radius: 8px;
}

.history-sub-images {
    display: flex;
    gap: 20px;
    margin: 60px 0;
}

.history-sub-images img {
    width: calc(50% - 10px); /* 计算宽度，考虑间距 */
    height: auto;
    object-fit: cover;
    border-radius: 8px;
}

.history-bottom {
    display: flex;
    gap: 47px;
    align-items: flex-start;
}

.history-last-image {
    flex: 1;
    max-width: 50%; /* 限制图片最大宽度 */
}

.history-last-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}

.history-quality {
    flex: 1;
    min-width: 300px; /* 设置最小宽度 */
}

.history-quality p {
    margin-bottom: 30px;
    color: black;
    line-height: 1.8;
}


.certificates-grid img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}


/* 响应式调整 */
@media (max-width: 1440px) {
    .history {
        padding: 80px 100px;
    }
}

/* 响应式调整 */
@media (max-width: 1440px) {
    .history {
        padding: 80px 100px;
    }
}

@media (max-width: 1200px) {
    .history {
        padding: 60px 60px;
    }

    .history-row,
    .history-bottom {
        flex-direction: column;
        gap: 30px;
    }

    .history-main-image,
    .history-last-image {
        max-width: 100%;
    }

    .history-text,
    .history-quality {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .history {
        padding: 40px 20px;
    }

    .history-sub-images {
        flex-direction: column;
        gap: 20px;
    }

    .history-sub-images img {
        width: 100%;
    }
    .parts-hero-content{
        width: 100%;
    }
}

/* D8+ Hero Section */
.d8-hero {
    height: 100vh;
    /* background-image: url('../images/d8-hero-bg.png'); */
    /* background-size: cover; */
    /* background-position: center bottom; */
    position: relative;
    display: flex;
    align-items: center;
    padding: 0 138px;
    /* margin-bottom: -120px; */
    z-index: 2;
    /* min-height: 800px; */
}

.d8-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 120px;
    background: linear-gradient(to bottom, rgba(0,0,0,0.7), rgba(0,0,0,0));
    pointer-events: none;
}

/* D8+ Products Section */
.d8-products {
    position: relative;
    padding: 240px 138px 120px;
    margin-top: -120px;
    background-image: url('../images/d8-products-bg.png');
    background-size: cover;
    background-position: center;
    color: white;
}

.d8-products > * {
    position: relative;
    z-index: 2;
}

.d8-hero-content {
    position: relative;
    z-index: 2;
    color: white;
    max-width: 800px;
}

.d8-hero-content h1 {
    font-family: "Source Han Sans SC", "Microsoft YaHei", "微软雅黑", sans-serif;
    font-weight: 900;
    font-size: 46px;
    line-height: 52px;
    margin-bottom: 15px;
    color: rgb(255, 255, 255);
    font-style: italic;
}

.d8-hero-content p {
    font-size:26px;
    line-height:32px;
}



.intelligent-hero {
    /* height: 100vh; */
    /* background-image: url('../images/intelligent-hero-bg.png'); */
    min-height: 800px;
    background-size: cover;
    background-position: center bottom;
    position: relative;
    display: flex;
    align-items: center;
    padding: 0 138px;
    margin-bottom: -120px;
    z-index: 2;
}

.intelligent-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 120px;
    background: linear-gradient(to bottom, rgba(0,0,0,0.7), rgba(0,0,0,0));
    pointer-events: none;
}

.intelligent-hero-content {
    position: relative;
    z-index: 2;
    color: white;
    max-width: 800px;
}

.intelligent-hero-content h1 {
    font-family: "Source Han Sans SC", "Microsoft YaHei", "微软雅黑", sans-serif;
    font-weight: 900;
    font-size: 46px;
    line-height: 52px;
    margin-bottom: 15px;
    color: rgb(255, 255, 255);
    font-style: italic;
}

.intelligent-hero-content p {
    font-size:26px;
    line-height:32px;
}


.intelligent-products {
    position: relative;
    padding: 60px 138px;
    display: flex;
    flex-direction: column;
}

.intelligent-products .content-wrapper {
    width: 100%;
    margin-bottom: 172px;
    display: flex;
    gap: 25px;
    justify-content: center;
    align-items: flex-start;
    margin-top: 60px;
}

.intelligent-products .products-grid {
    flex: 0 0 auto;
}

.intelligent-products .products-text {
    flex: 0 0 auto;
}

/* 响应式调整 */
@media (max-width: 1200px) {
    .intelligent-products .content-wrapper {
        flex-direction: column;
        align-items: center;
    }

    .intelligent-products .products-text {
        margin-top: 25px;
    }
}

.intelligent-products .products-text-title {
    font-size: 26px;
    line-height: 37px;
    font-weight: 600;
}
.intelligent-products .products-text-content {
    font-size: 18px;
    line-height: 28px;
}

.intelligent-products .products-text p {
    color: #cebd8c;

}

.intelligent-products .products-text h3 {
    margin-top:40px;
    font-size: 23px;
    margin-bottom: 20px;
    line-height:32px;
}

.intelligent-products .products-text .consult-button {
    width: 258px;
    height: 41px;
    font-size: 21px;
    font-family: "Microsoft YaHei";
    line-height: 30px;
    background-color: #e31837;
    color: white;
    border: none;
    border-radius: 25px;
    margin-top: 0px;
    cursor: pointer;
    transition: background-color 0.3s;


}

/* 响应式��整 */
@media (max-width: 1600px) {



}

@media (max-width: 1200px) {
    .intelligent-products .content-wrapper {
        flex-direction: column;
    }

    .intelligent-products .products-grid,
    .intelligent-products .products-text {
        width: 100%;
    }

    .intelligent-products .products-text {
        margin-top: 20px;
    }
}

/* Parts Page Styles */
.parts-hero {
    height: 100vh;
    background-image: url('../images/parts-hero.png');
    background-size: cover;
    background-position: center top;
    position: relative;
    display: flex;
    align-items: center;
    padding: 0 138px;
    margin-bottom: -120px;
    z-index: 4;
    min-height: 800px;
}

.parts-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 120px;
    background: linear-gradient(to bottom, rgba(0,0,0,0.5), rgba(0,0,0,0));
    pointer-events: none;
}

/* Parts Products Section */
.parts-products {
    position: relative;
    padding: 240px 138px 120px;
    margin-top: -200px;
    background-image: url('../images/parts-products-bg.png');
    background-size: cover;
    background-position: center -120px;
    color: white;
    z-index: 2;
}

.parts-products > * {
    position: relative;
    z-index: 2;
}

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

.parts-products .product-card {
    /* background: #2a2a2a; */
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.parts-products .product-card:hover {
    transform: translateY(-10px);
}

.parts-products .product-card img {
    width: 100%;
    height: auto;
    display: block;
}

.parts-products .product-info {
    padding: 20px;
}
.parts-hero-content {
    width: 100%;
    color: white;
    position: relative;
    z-index: 3;
}
.parts-hero-content h1 {
    font-size: 46px;
    line-height: 52px;
    margin-bottom: 15px;
    color: #ffffff;
}
.parts-hero-content p{
    max-width: 800px;
}
.parts-products .content-wrapper p{
    font-size: 24px;
}



/* 响应整 */
@media (max-width: 1200px) {
    .parts-hero {
        background-position: center bottom;
        margin-bottom: -100px;
    }

    .parts-products {
        margin-top: -100px;
        padding-top: 200px;
    }
}

@media (max-width: 768px) {
    .parts-hero {
        margin-bottom: -80px;
    }

    .parts-products {
        margin-top: -80px;
        padding-top: 160px;
    }

    .parts-products .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .products-header {
        display: block;
    }
    .products-header .learn-more{
        margin-top: 20px;
    }
    .intelligent-products .products-grid{
        display: none;
    }
    .d8-hero{
        height: 40vh;
    }
    .intelligent-hero{
        height: 40vh;
        min-height: unset;
    }
    .intelligent-products{
        margin-top: 0px;
    }
    .products-text{
        padding: 0px 20px;
    }

}

@media (max-width: 480px) {
    .parts-hero {
        margin-bottom: -60px;
    }

    .parts-products {
        margin-top: -60px;
        padding-top: 120px;
    }

    .parts-products .products-grid {
        grid-template-columns: 1fr;
    }
}

/* Project Page Styles */
.project-hero {
    height: 100vh;
    background-image: url('../images/project-hero-bg.png');
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: flex-start;
    padding-top: 262px;
    padding-left: 240px;
}

.project-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    /* background: linear-gradient(to right, rgba(0,0,0,0.7), rgba(0,0,0,0.3)); */
}

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

.project-hero-content p {
    font-size: 26px;
    line-height: 18px;
}

.project-hero-content h1 {
    font-size: 74.37px;
    font-family: "Source Han Sans SC", "Microsoft YaHei", "微软雅黑", sans-serif;
    line-height: 100px;
}

.project-cases {
    padding: 120px 138px;
    color: white;
}

.case-intro {
    margin-bottom: 80px;
}

.case-intro h2 {
    font-size: 56px;
    margin-bottom: 30px;
}
.case-intro h3 {
    font-size: 50px;
    margin-bottom: 15px;
}

.case-intro p {
    line-height: 28px;
    max-width: 800px;
}

.case-item {
    display: flex;
    gap: 60px;
    margin-bottom: 100px;
    align-items: flex-start;
}

.case-item.reverse {
    flex-direction: row-reverse;
}

.case-image {
    flex: 1;
}

.case-image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
}

.case-content {
    flex: 1;
    padding-top: 30px;
}

.case-content h3 {
    font-size: 33.74px;
    margin-bottom: 15px;
}

.case-content p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 15px;
}

.project-cta {
    background-color: #e31837;
    padding: 60px 0;
    text-align: center;
    color: white;
}

.project-cta h2 {
    font-size: 50.99px;
    margin-bottom: 30px;
}

.contact-btn {
    background-color: white;
    border: none;
    padding: 12px 40px;
    font-size: 21px;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #e31837;
}

.contact-btn:hover {
    background-color: #f8f8f8;
    transform: translateY(-3px);
}



.contact-section {
    min-height: 100vh;
    padding: 138px;
    display: flex;
    align-items: flex-start;
}

.contact-content {
    margin-top: 100px;
}

.contact-content h1 {
    font-size: 50px;
    color: white;
    margin-bottom: 60px;
}

/* 图标容器 */
.contact-icons {
    display: flex;
    gap: 20px;
    margin-bottom: 14px;
    justify-content: flex-start;
}

.contact-icons img {
    width: 24px;
    height: 24px;
}

/* 联系信息网格 */
.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 10px;
}

.contact-info-item p {
    color: white;
    font-size: 18px;
    line-height: 26px;
    margin: 0;
}

/* iframe styles */
.header-frame {
    width: 100%;
    height: 80px; /* 根据实际导航栏高度调整 */
    border: none;
    overflow: hidden;
}

.footer-frame {
    width: 100%;
    height: 300px; /* 根据实际页脚高度调整 */
    border: none;
    overflow: hidden;
}

.history-sub-images {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin: 60px 0;
}

.history-sub-images img {
    width: 528px;
    height: 352px;
    object-fit: cover;
    border-radius: 8px;
}

/* 响应式调整 */
@media (max-width: 1200px) {
    .history-sub-images {
        flex-direction: column;
        align-items: center;
        gap: 20px;
    }

    .history-sub-images img {
        width: 100%;
        max-width: 528px;
        height: auto;
    }
}

.history-bottom {
    display: flex;
    gap: 47px;
    margin-top: 60px;
    align-items: flex-start;
}

.history-last-image {
    flex-shrink: 0;
}

.history-last-image img {
    border-radius: 8px;
}

.history-quality {
    flex: 1;
}

.history-quality p {
    margin-bottom: 30px;
    color: black;
}

/* 响应调整 */
@media (max-width: 1200px) {
    .history-bottom {
        flex-direction: column;
        gap: 30px;
    }

    .history-last-image {
        width: 100%;
        margin: 0 auto;
    }
}

.learn-more {
    margin: 0 auto;
}

/* D8+ Products Section */
.d8-products .products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.d8-products .product-card {
    background: #2a2a2a;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.d8-products .product-card:hover {
    transform: translateY(-10px);
}

.d8-products .product-card img {
    width: 100%;
    height: auto;
    display: block;
}

.d8-products .product-info {
    padding: 20px;
}

.d8-products .product-info h3 {
    font-size: 24px;
    margin-bottom: 10px;
    color: white;
}

.d8-products .product-info p {
    font-size: 18px;
    color: #999;
}

/* 添加响应式布局控制 */
@media (max-width: 1200px) {
    .d8-hero {
        background-position: center bottom;
        margin-bottom: -100px;
    }

    .d8-products {
        margin-top: -100px;
        padding-top: 200px;
    }
}

@media (max-width: 768px) {
    .d8-hero {
        margin-bottom: -80px;
    }

    .d8-products {
        margin-top: -80px;
        padding-top: 160px;
    }

    .d8-products .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .d8-hero {
        margin-bottom: -60px;
    }

    .d8-products {
        margin-top: -60px;
        padding-top: 120px;
    }

    .d8-products .products-grid {
        grid-template-columns: 1fr;
    }
}

.intelligent-products .content-wrapper {
    width: 100%;
    margin-bottom: 172px;
    display: flex;
    gap: 25px;
    justify-content: center;
    align-items: flex-start;
    margin-top: 60px;
}

.intelligent-products .products-grid {
    flex: 0 0 auto;
}

.intelligent-products .products-text {
    flex: 0 0 auto;
}

/* 响应式调整 */
@media (max-width: 1200px) {
    .intelligent-products .content-wrapper {
        flex-direction: column;
        align-items: center;
    }

    .intelligent-products .products-text {
        margin-top: 25px;
    }
}

.intelligent-products .products-text-title {
    font-size: 26px;
    line-height: 37px;
    font-weight: 600;
}
.intelligent-products .products-text-content {
    font-size: 18px;
    line-height: 28px;
}

.intelligent-products .products-text p {
    color: #cebd8c;

}

.intelligent-products .products-text h3 {
    margin-top:40px;
    font-size: 23px;
    margin-bottom: 20px;
    line-height:32px;
}

.intelligent-products .products-text .consult-button {
    width: 258px;
    height: 41px;
    font-size: 21px;
    font-family: "Microsoft YaHei";
    line-height: 30px;
    background-color: #e31837;
    color: white;
    border: none;
    border-radius: 25px;
    margin-top: 0px;
    cursor: pointer;
    transition: background-color 0.3s;


}

/* 响应式调整 */
@media (max-width: 1600px) {


}

@media (max-width: 1200px) {
    .intelligent-products .content-wrapper {
        flex-direction: column;
    }

    .intelligent-products .products-grid,
    .intelligent-products .products-text {
        width: 100%;
    }

    .intelligent-products .products-text {
        margin-top: 20px;
    }
}

/* Parts Page Styles */
.parts-hero {
    height: 100vh;
    background-image: url('../images/parts-hero.png');
    background-size: cover;
    background-position: center top;
    position: relative;
    display: flex;
    align-items: center;
    padding: 0 138px;
    margin-bottom: -120px;
    z-index: 4;
    min-height: 800px;
}

.parts-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 120px;
    background: linear-gradient(to bottom, rgba(0,0,0,0.5), rgba(0,0,0,0));
    pointer-events: none;
}

/* Parts Products Section */
.parts-products {
    position: relative;
    padding: 240px 138px 120px;
    margin-top: -200px;
    background-image: url('../images/parts-products-bg.png');
    background-size: cover;
    background-position: center -120px;
    color: white;
    z-index: 2;
}

.parts-products > * {
    position: relative;
    z-index: 2;
}

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

.parts-products .product-card {
    /* background: #2a2a2a; */
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.parts-products .product-card:hover {
    transform: translateY(-10px);
}

.parts-products .product-card img {
    width: 100%;
    height: auto;
    display: block;
}

.parts-products .product-info {
    padding: 20px;
}
.parts-hero-content {
    width: 100%;
    color: white;
    position: relative;
    z-index: 3;
}
.parts-hero-content h1 {
    font-size: 46px;
    line-height: 52px;
    margin-bottom: 15px;
    color: #ffffff;
}
.parts-products .content-wrapper p{
    font-size: 24px;
}



/* 响应整 */
@media (max-width: 1200px) {
    .parts-hero {
        background-position: center bottom;
        margin-bottom: -100px;
    }

    .parts-products {
        margin-top: -100px;
        padding-top: 200px;
    }
}

@media (max-width: 768px) {
    .parts-hero {
        margin-bottom: -80px;
    }

    .parts-products {
        margin-top: -80px;
        padding-top: 160px;
    }

    .parts-products .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .products-header {
        display: block;
    }
    .products-header .learn-more{
        margin-top: 20px;
    }
    .intelligent-products .products-grid{
        display: none;
    }
}

@media (max-width: 480px) {
    .parts-hero {
        margin-bottom: -60px;
    }

    .parts-products {
        margin-top: -60px;
        padding-top: 120px;
    }

    .parts-products .products-grid {
        grid-template-columns: 1fr;
    }
}

/* Project Page Styles */
.project-hero {
    height: 100vh;
    background-image: url('../images/project-hero-bg.png');
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: flex-start;
    padding-top: 262px;
    padding-left: 240px;
}

.project-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    /* background: linear-gradient(to right, rgba(0,0,0,0.7), rgba(0,0,0,0.3)); */
}

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

.project-hero-content p {
    font-size: 26px;
    line-height: 18px;
}

.project-hero-content h1 {
    font-size: 74.37px;
    font-family: "Source Han Sans SC", "Microsoft YaHei", "微软雅黑", sans-serif;
    line-height: 100px;
}

.project-cases {
    padding: 120px 138px;
    color: white;
}

.case-intro {
    margin-bottom: 80px;
}

.case-intro h2 {
    font-size: 56px;
    margin-bottom: 30px;
}
.case-intro h3 {
    font-size: 50px;
    margin-bottom: 15px;
}

.case-intro p {
    line-height: 28px;
    max-width: 800px;
}

.case-item {
    display: flex;
    gap: 60px;
    margin-bottom: 100px;
    align-items: flex-start;
}

.case-item.reverse {
    flex-direction: row-reverse;
}

.case-image {
    flex: 1;
}

.case-image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
}

.case-content {
    flex: 1;
    padding-top: 30px;
}

.case-content h3 {
    font-size: 33.74px;
    margin-bottom: 15px;
}

.case-content p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 15px;
}

.project-cta {
    background-color: #e31837;
    padding: 60px 0;
    text-align: center;
    color: white;
}

.project-cta h2 {
    font-size: 50.99px;
    margin-bottom: 30px;
}

.contact-btn {
    background-color: white;
    border: none;
    padding: 12px 40px;
    font-size: 21px;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #e31837;
}

.contact-btn:hover {
    background-color: #f8f8f8;
    transform: translateY(-3px);
}



.contact-section {
    min-height: 100vh;
    padding: 138px;
    display: flex;
    align-items: flex-start;
}

.contact-content {
    margin-top: 100px;
}

.contact-content h1 {
    font-size: 50px;
    color: white;
    margin-bottom: 60px;
}

/* 图标容器 */
.contact-icons {
    display: flex;
    gap: 20px;
    margin-bottom: 14px;
    justify-content: flex-start;
}

.contact-icons img {
    width: 24px;
    height: 24px;
}

/* 联系信息网格 */
.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 10px;
}

.contact-info-item p {
    color: white;
    font-size: 18px;
    line-height: 26px;
    margin: 0;
}

/* iframe styles */
.header-frame {
    width: 100%;
    height: 80px; /* 根据实际导航栏高度调整 */
    border: none;
    overflow: hidden;
}

.footer-frame {
    width: 100%;
    height: 300px; /* 根据实际页脚高度调整 */
    border: none;
    overflow: hidden;
}

.history-sub-images {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin: 60px 0;
}

.history-sub-images img {
    width: 528px;
    height: 352px;
    object-fit: cover;
    border-radius: 8px;
}

/* 响应式调整 */
@media (max-width: 1200px) {
    .history-sub-images {
        flex-direction: column;
        align-items: center;
        gap: 20px;
    }

    .history-sub-images img {
        width: 100%;
        max-width: 528px;
        height: auto;
    }
}

.history-bottom {
    display: flex;
    gap: 47px;
    margin-top: 60px;
    align-items: flex-start;
}

.history-last-image {
    flex-shrink: 0;
}

.history-last-image img {
    border-radius: 8px;
}

.history-quality {
    flex: 1;
}

.history-quality p {
    margin-bottom: 30px;
    color: black;
}

/* 响应调整 */
@media (max-width: 1200px) {
    .history-bottom {
        flex-direction: column;
        gap: 30px;
    }

    .history-last-image {
        width: 100%;
        margin: 0 auto;
    }
}

.learn-more {
    margin: 0 auto;
}

/* D8+ Products Section */
.d8-products .products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.d8-products .product-card {
    background: #2a2a2a;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.d8-products .product-card:hover {
    transform: translateY(-10px);
}

.d8-products .product-card img {
    width: 100%;
    height: auto;
    display: block;
}

.d8-products .product-info {
    padding: 20px;
}

.d8-products .product-info h3 {
    font-size: 24px;
    margin-bottom: 10px;
    color: white;
}

.d8-products .product-info p {
    font-size: 18px;
    color: #999;
}

/* 添加响应式布局控制 */
@media (max-width: 1200px) {
    .d8-hero {
        background-position: center bottom;
        margin-bottom: -100px;
    }

    .d8-products {
        margin-top: -100px;
        padding-top: 200px;
    }
}

@media (max-width: 768px) {
    .d8-hero {
        margin-bottom: -80px;
    }

    .d8-products {
        margin-top: -80px;
        padding-top: 160px;
    }

    .d8-products .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .d8-hero {
        margin-bottom: -60px;
    }

    .d8-products {
        margin-top: -60px;
        padding-top: 120px;
    }

    .d8-products .products-grid {
        grid-template-columns: 1fr;
    }
}

.intelligent-products .content-wrapper {
    width: 100%;
    margin-bottom: 172px;
    display: flex;
    gap: 25px;
    justify-content: center;
    align-items: flex-start;
    margin-top: 60px;
}

.intelligent-products .products-grid {
    flex: 0 0 auto;
}

.intelligent-products .products-text {
    flex: 0 0 auto;
}

/* 响应式调整 */
@media (max-width: 1200px) {
    .intelligent-products .content-wrapper {
        flex-direction: column;
        align-items: center;
    }

    .intelligent-products .products-text {
        margin-top: 25px;
    }
}

.intelligent-products .products-text-title {
    font-size: 26px;
    line-height: 37px;
    font-weight: 600;
}
.intelligent-products .products-text-content {
    font-size: 18px;
    line-height: 28px;
}

.intelligent-products .products-text p {
    color: #cebd8c;

}

.intelligent-products .products-text h3 {
    margin-top:40px;
    font-size: 23px;
    margin-bottom: 20px;
    line-height:32px;
}

.intelligent-products .products-text .consult-button {
    width: 258px;
    height: 41px;
    font-size: 21px;
    font-family: "Microsoft YaHei";
    line-height: 30px;
    background-color: #e31837;
    color: white;
    border: none;
    border-radius: 25px;
    margin-top: 0px;
    cursor: pointer;
    transition: background-color 0.3s;


}

/* 响应式调整 */
@media (max-width: 1600px) {


}

@media (max-width: 1200px) {
    .intelligent-products .content-wrapper {
        flex-direction: column;
    }

    .intelligent-products .products-grid,
    .intelligent-products .products-text {
        width: 100%;
    }

    .intelligent-products .products-text {
        margin-top: 20px;
    }
}
h1, h2, h3 {
    font-family: "Source Han Sans SC", "Microsoft YaHei", "微软雅黑", sans-serif;
    font-weight: 900;
}

/* DY+ hoist Agents Section 样式调整 */
.dy-hoist-agents {
    background-image: url("../images/agent.png");
    background-size: cover;
    background-position: center;
    padding: 62px 138px 74px;
    position: relative;
}

.agents-header {
    color: white;
    width: 60%;
}

.agents-header h2 {
    font-size: 42px;
    margin-bottom: 20px;
}

.agents-header p {
    font-size: 20px;
    line-height: 1.8;
}

.agents-content {
    border-radius: 40px;
    background-color: rgb(102, 102, 102);
    width: 65%;
    padding: 75px 60px;
    margin-top: 75px;
    position: relative;
    z-index: 1;
}

.agents-content h4 {
    color: white;
    margin-bottom: 23px;
    font-size: 26px;
}

.agents-content p {
    color: white;
    font-size: 20px;
    line-height: 1.8;
    margin-bottom: 40px;
}

.agents-content .learn-more {
    margin-top: 40px;
    margin-bottom: 40px;
}

.agents-image {
    position: absolute;
    right: 138px;
    top: 62px;
    width: 350px;
    height: 619px;
    z-index: 0;
}

.agents-image img,
.agents-image video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
}

.agents-image .video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: none;
    z-index: 1;
}

.agents-image .video-container.active {
    display: block;
}

.agents-image .video-container video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
}

.agents-image .play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: white;
    border-radius: 50%;
    cursor: pointer;
    z-index: 2;
}

.agents-image .play-button::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-left: 20px solid #1a2942;
    border-top: 12px solid transparent;
    border-bottom: 12px solid transparent;
}

.agents-image .video-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.5);
    padding: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    opacity: 0;
    transition: opacity 0.3s;
}

.agents-image .video-container:hover .video-controls {
    opacity: 1;
}

/* 响应式布局调整 */
@media (max-width: 1440px) {
    .agents-content {
        width: 70%;
    }

    .agents-image {
        right: 60px;
    }
}

@media (max-width: 1200px) {
    .agents-content {
        width: 75%;
    }
}

@media (max-width: 1024px) {
    .dy-hoist-agents {
        padding: 62px 60px 74px;
    }

    .agents-header,
    .agents-content {
        width: 100%;
    }

    .agents-image {
        position: relative;
        right: auto;
        top: auto;
        width: 100%;
        height: 300px;
        margin-top: 40px;
    }
}

@media (max-width: 768px) {
    .dy-hoist-agents {
        padding: 40px 20px;
    }

    .agents-content {
        padding: 40px 30px;
    }

    .agents-header br,
    .agents-content br {
        display: none;
    }
}

/* 产品卡片链接样式 */
.product-card {
    text-decoration: none; /* 移除下划线 */
    color: inherit; /* 继承原有文字颜色 */
    display: block; /* 确保卡片占据完整空间 */
    transition: transform 0.3s ease;
}

.product-card:hover {
    transform: translateY(-10px); /* 添加悬停效果 */
}

.product-card .product-info {
    /* 保持原有样式 */
    padding: 20px;
}

.video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: none;
    z-index: 1;
}

.video-container.active {
    display: block;
}

.video-container video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
}

.video-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.5);
    padding: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    opacity: 0;
    transition: opacity 0.3s;
}

.video-container:hover .video-controls {
    opacity: 1;
}

.play-pause-btn {
    width: 30px;
    height: 30px;
    background: white;
    border-radius: 50%;
    cursor: pointer;
    position: relative;
}

.play-pause-btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 4px;
    height: 12px;
    background: #1a2942;
    box-shadow: 6px 0 0 #1a2942;
}

.play-pause-btn.paused::after {
    width: 0;
    height: 0;
    background: transparent;
    box-shadow: none;
    border-left: 10px solid #1a2942;
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
    transform: translate(-35%, -50%);
}

.progress-bar {
    flex: 1;
    height: 5px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 5px;
    cursor: pointer;
    position: relative;
}

.progress {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    background: white;
    border-radius: 5px;
    width: 0%;
}

.time {
    color: white;
    font-size: 14px;
    min-width: 100px;
    text-align: center;
}

.discover-image video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
}

.product-details,
.product-dimensions {
    display: flex;
    gap: 60px;
    padding: 0 138px;
}

.details-left,
.dimensions-left {
    flex: 1;
}

.details-right,
.dimensions-right {
    flex: 1;
}
.details-right p{
    color: #fff;
}

.product-details h2 {
    font-size: 33px;
    color:#fff;
    margin-bottom: 25px;
}

.details-left p,
.dimensions-left p {
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.8);
}

.mechanical-images {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 30px;
}

.mechanical-images img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}

.specification-table img,
.dimensions-right img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}

/* 响应式调整 */
@media (max-width: 1200px) {
    .product-details,
    .product-dimensions {
        flex-direction: column;
        padding: 0 60px;
    }
}

@media (max-width: 768px) {
    .product-details,
    .product-dimensions {
        padding: 0 20px;
    }
}

.intelligent-intro {
    padding: 40px 20px;
}

.intro-content {
    max-width: 1200px;
    margin: 0 auto;
    /* text-align: center; */
    color: white;
    line-height: 1.6;
}

.intro-content p {
    margin-bottom: 20px;
    font-size: 18px;
}

/* 在文件末尾添加以下响应式样式 */

/* 通用响应式���整 */
@media (max-width: 768px) {
    /* 调整页面通用内边距 */
    .news-content{
        padding-top: 70px;
    }
     /* body:not(.home-page) section {
        padding-left: 20px !important;
        padding-right: 20px !important;
    } */
    /* 调整标题大小 */
    h1 {
        font-size: 36px !important;
        line-height: 1.2 !important;
    }

    h2 {
        font-size: 30px !important;
        line-height: 1.2 !important;
    }

    h3 {
        font-size: 24px !important;
    }

    /* 导航栏调整 */
    .main-nav {
        padding: 20px;
    }

    .logo-text {
        font-size: 32px;
    }

    .nav-links {
        display: flex !important; /* 覆盖之前的 display: none */
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background-color: rgba(26, 41, 66, 0.95);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right 0.3s ease;
        z-index: 9;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links li {
        margin: 20px 0;
    }

    /* 汉堡菜单按钮样式 */
    .mobile-menu-button {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        width: 30px;
        height: 20px;
        background: transparent;
        border: none;
        cursor: pointer;
        padding: 0;
        z-index: 10;
        position: relative;
    }

    .mobile-menu-button span {
        display: block;
        width: 100%;
        height: 2px;
        background-color: white;
        transition: all 0.3s ease;
    }

    /* 汉堡菜单激活状态 */
    .mobile-menu-button.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .mobile-menu-button.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-menu-button.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    /* 添加遮罩层 */
    .menu-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.5);
        z-index: 8;
    }

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

    /* Hero 部分调整 */
    .hero-content,
    .about-hero-content,
    .d8-hero-content,
    .intelligent-hero-content,
    .parts-hero-content,
    .project-hero-content {
        margin-left: 20px;
        margin-right: 20px;
    }

    /* Discover 部分调整 */
    .discover {
        flex-direction: column;
        gap: 40px;
        padding: 60px 20px;
    }

    .discover-content {
        width: 100%;
    }

    .discover-image {
        width: 100%;
    }

    /* Projects 部分调整 */
    .projects-content {
        padding: 0 20px;
    }

    .project-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .projects-header {
        margin-left: 20px;
        margin-bottom: 40px;
    }

    /* DY+ hoist Agents 部分调整 */
    .dy-hoist-agents {
        padding: 40px 20px;
    }

    .agents-header {
        width: 100%;
    }

    .agents-content {
        width: 100%;
        padding: 40px 20px;
    }

    .agents-image {
        position: relative;
        right: auto;
        top: auto;
        width: 100%;
        height: 300px;
        margin-top: 40px;
    }

    /* Products 部分调整 */
    .products-grid {
        flex-direction: column;
    }

    .product-item {
        width: 100%;
        height: auto;
    }

    /* Exhibition 部分调整 */
    .exhibition {
        padding: 40px 20px;
    }

    .exhibition h2,
    .exhibition p {
        margin-left: 0;
    }

    .exhibition-grid {
        grid-template-columns: 1fr;
        padding: 0;
    }

    /* Footer 调整 */
    footer {
        padding: 40px 20px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 20px;
        text-align: center;
    }

    /* 调整底部导航链接样式 */
    .footer-links ul {
        display: block;
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px;
        text-align: left;
    }

    .footer-links li {
        margin: 0;
    }

    .footer-links a {
        line-height: normal;
        font-size: 16px;
        padding: 5px 0;
    }

    /* 调整 footer logo 部分 */
    .footer-logo ul {
        display: block;
        text-align: left;
    }

    .footer-logo li {
        margin: 0;
    }

    .footer-logo a {
        line-height: normal;
        font-size: 16px;
        padding: 5px 0;
        text-align: left;
    }

    /* 调整联系信息部分 */
    .contact-info {
        margin-bottom: 20px;
        width: 33%;
    }

    .footer-content .info-top{
        margin-bottom: 20px;
        font-size: 17px;
    }

    .contact-info h3,
    .footer-links h3,
    .footer-logo h3 {
        font-size: 17px !important;
        margin-bottom: 0;
        text-align: left;
    }
    .contact-info b {
        display: block;
        text-align: left;
    }
    .footer-content .contact-info p {
        font-size: 16px;
        line-height: 1.4;
        margin: 5px 0;
        text-align: left;
    }

    /* 调整底部 logo 大小 */
    .footer-logo-bottom {
        /*margin-top: 20px;*/
        width: 180px;
        height: auto;
        margin: 0;
    }

    .footer-logo-bottom img {
        /* width: 100px; */
        height: auto;
    }

    .footer-logo-bottom p {
        font-size: 24px;
        margin-top: 10px;
    }

    /* 调整邮箱显示 */
    .footer-content .email {
        font-size: 16px;
        margin-top: 20px;
    }

    .footer-content{
        flex-wrap: wrap;

    }
    .footer-content .contact-info{
        width: 100%;
        margin-bottom: 0;
        position: relative;
    }
    .footer-content .info-bot{
        position: absolute;
        bottom: 15px;right: 20px;
    }
    .footer-content .info-min{
        margin-bottom: 20px;
    }
    .footer-content .footer-links{
        width: 100%;
        padding-left: 0;
    }
    .footer-content .footer-logo{
        width: 100%;
        flex-direction: row;
        display: flex;
        align-items: flex-end;
        justify-content: space-between;
        min-height: auto;
    }
    .footer-logo-top{
        padding-right: 0;
    }
    .footer-logo h3{
        text-align: left;
    }
    .footer-logo-bottom img{
        width: 100%;
    }
}

/* 平板设备响应式调整 */
@media (min-width: 769px) and (max-width: 1024px) {
    .project-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .certificates-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .discover {
        padding: 80px 40px;
    }

    .agents-content {
        width: 80%;
    }

    .agents-image {
        width: 300px;
    }
}

/* 手机端专用样式 - 默认隐藏手机端内容 */
.mobile-hero-carousel,
.mobile-discover,
.mobile-projects,
.mobile-products,
.mobile-footer {
    display: none;
}

/* 手机端显示手机端内容，隐藏桌面端内容 */
@media (max-width: 768px) {
    /* 隐藏桌面端内容 */
    .hero-carousel,
    .discover,
    .aaa,
    .products {
        display: none !important;
    }

    /* 显示手机端内容 */
    .mobile-hero-carousel,
    .mobile-discover,
    .mobile-projects,
    .mobile-products,
    .mobile-footer {
        display: block !important;
    }

    /* Project Hero Section 调整 */
    .project-hero {
        padding: 120px 20px;
        height: auto;
        min-height: 60vh;
        align-items: center;
    }

    .project-hero-content {
        padding: 0;
        text-align: center;
    }

    .project-hero-content h1 {
        font-size: 42px !important;
        line-height: 1.2;
    }

    .project-hero-content p {
        font-size: 20px;
        line-height: 1.4;
    }

    /* Project Cases Section 调整 */
    .project-cases {
        padding: 40px 20px;
    }

    .case-intro {
        margin-bottom: 40px;
        text-align: center;
    }

    .case-intro h3 {
        font-size: 32px !important;
        margin-bottom: 20px;
    }

    .case-intro p {
        font-size: 16px;
        line-height: 1.6;
    }

    .case-item {
        flex-direction: column !important;
        gap: 20px;
        margin-bottom: 40px;
    }

    .case-image {
        width: 100%;
    }

    .case-image img {
        width: 100%;
        height: auto;
        border-radius: 8px;
    }

    .case-content {
        width: 100%;
        padding: 0;
    }

    .case-content h3 {
        font-size: 24px !important;
        margin-bottom: 10px;
        text-align: center;
    }

    .case-content p {
        font-size: 16px;
        line-height: 1.6;
        text-align: center;
    }

    /* Project CTA Section 调整 */
    .project-cta {
        padding: 40px 20px;
        text-align: center;
    }

    .project-cta h2 {
        font-size: 28px !important;
        line-height: 1.3;
        margin-bottom: 20px;
    }

    .contact-btn {
        padding: 10px 30px;
        font-size: 18px;
    }

    /* 修复 reverse 布局在移动端的问题 */
    .case-item.reverse {
        flex-direction: column !important;
    }

    /* 调整图片和文字的间距 */
    .case-item:not(:last-child) {
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        padding-bottom: 40px;
    }
}

/* PC端确保隐藏手机端内容 */
@media (min-width: 769px) {
    /* 隐藏手机端内容 */
    .mobile-hero-carousel,
    .mobile-discover,
    .mobile-projects,
    .mobile-products,
    .mobile-footer {
        display: none !important;
    }

    /* 确保桌面端内容显示 */
    .hero-carousel,
    .discover,
    .aaa,
    .products {
        display: block;
    }
}

/* 手机端轮播样式 - 让图片自然展示 */
.mobile-hero-carousel {
    position: relative;
    width: 100%;
    margin-top: 70px; /* 为导航栏留出空间 */
}

.mobile-carousel-container {
    position: relative;
    width: 100%;
}

.mobile-carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.mobile-carousel-slide.active {
    opacity: 1;
    position: relative; /* 激活的slide使用相对定位 */
}

.mobile-carousel-slide img {
    width: 100%;
    height: auto; /* 保持图片原始比例 */
    display: block;
}




/* 手机端其他section样式 */
.mobile-discover,
.mobile-projects,
.mobile-products,
.mobile-footer {
    width: 100%;
    display: block;
}

.mobile-discover img,
.mobile-projects img,
.mobile-products img,
.mobile-footer img {
    width: 100%;
    height: auto;
    display: block;
}

/* 平板设备的调整 */
@media (min-width: 769px) and (max-width: 1024px) {
    .project-hero {
        padding: 160px 40px;
    }

    .project-cases {
        padding: 60px 40px;
    }

    .case-item {
        gap: 40px;
    }

    .case-content {
        padding: 20px 0;
    }
}

  /* About Us Page Styles */
.about-hero {
    height: 100vh;
    background-image: url('../images/about-bg.png');
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
    padding: 0 138px;

}

.about-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    /* background: linear-gradient(to right, rgba(0,0,0,0.7), rgba(0,0,0,0.3)); */
}

.about-hero-content {
    position: relative;
    z-index: 2;
    color: white;
    max-width: 800px;
}

.about-hero-content h1 {
    font-family: "Source Han Sans SC", "Microsoft YaHei", "微软雅黑", sans-serif;
    font-weight: 900;
    font-size: 46px;
    margin-bottom: 15px;
}

.qualifications .qualifications-title {
    font-size: 30px !important;
    margin-bottom: 30px;
    color: rgb(190, 23, 34);
    margin-left: 123px;
}


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

.certificates-grid img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}




/* History Section 样式调整 */
.history {
    padding: 120px 138px;
}

.history-title {
    font-size: 34px;
    margin-bottom: 30px;
}

.history-content {
    width: 100%;
    max-width: 1600px; /* 设置最大宽度 */
    margin: 0 auto;
}

.history-row {
    display: flex;
    gap: 60px;
    margin-bottom: 40px;
}

.history-text {
    flex: 1;
    min-width: 300px; /* 设置最小宽度 */
}

.history-text p {
    color: black;
    line-height: 1.8;
}

.history-main-image {
    flex: 1;
    max-width: 50%; /* 限制图片最大宽度 */
}

.history-main-image img {
    width: 100%;
    height: auto; /* 让高度自适应宽度 */
    object-fit: cover;
    border-radius: 8px;
}

.history-sub-images {
    display: flex;
    gap: 20px;
    margin: 60px 0;
}


/* 平板设备的调整 */
@media (min-width: 769px) and (max-width: 1024px) {
    .about-hero {
        padding: 60px 40px;
    }

    .qualifications {
        padding: 60px 40px;
    }

    .certificates-grid {
        grid-template-columns: repeat(1, 1fr);
        gap: 30px;
    }

    .history {
        padding: 60px 40px;
    }

    .history-row,
    .history-bottom {
        gap: 40px;
    }

    .history-sub-images {
        gap: 30px;
    }

    .history-sub-images img {
        height: auto;
    }
}

@media (max-width: 768px) {
    /* 调整 Hero Carousel Section */
    .hero-carousel {
        height: 100vh;
        padding-top: 80px; /* 为导航栏留出空间 */
    }

    .carousel-slide {
        align-items: center; /* 改为居中对齐 */
    }

    .hero-content {
        margin-left: 20px;
        margin-right: 20px;
        margin-bottom: 100px;
        text-align: center;
    }

    .hero-content h1 {
        font-size: 36px !important;
        line-height: 42px;
        margin-bottom: 20px;
    }

    .hero-content p {
        font-size: 16px;
        line-height: 1.5;
        white-space: normal; /* 允许文字换行 */
    }



    /* 调整导航栏 */
    .main-nav {
        background-color: rgba(26, 41, 66, 0.95); /* 添加半透明背景 */
        padding: 10px 20px;
        position: fixed; /* 固定在顶部 */
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
    }

    .logo {
        height: 50px; /* 调整 logo 高度 */
        display: flex;
        align-items: center;
    }
    .qualifications .qualifications-title {
        margin-left: 0;
    }
    .qualifications p{
        margin-left: 0;
    }
    .logo img {
        height: 40px; /* 调整 logo 图片大小 */
        width: auto;
    }

    .logo-text {
        font-size: 24px; /* 调整 logo 文字大小 */
    }

    .certificates-grid {
        display: grid;
        grid-template-columns: repeat(1, 1fr);
        gap: 30px;
    }
    .history-main-image{
        max-width: 100%;
    }

}

/* 平板设备的调整 */
@media (min-width: 769px) and (max-width: 1024px) {
    .hero-carousel {
        padding-top: 100px;
    }

    .hero-content {
        margin-left: 60px;
        margin-bottom: 100px;
    }

    .main-nav {
        padding: 20px 60px;
    }
}

/* 移动端视频容器样式 */
.mobile-video-container {
    position: relative;
    width: 100%;
}

.mobile-video-container img {
    transition: opacity 0.3s ease;
}

.mobile-video-container img:hover {
    opacity: 0.9;
}
/* 项目新闻页面特定样式 */
.news-section {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    padding: 0;
    overflow: hidden;
}


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