/* 响应式样式 */

/* 大屏幕设备 */
@media (max-width: 1199.98px) {
    /* 应用网格布局调整 */
    .app-menu-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 15px;
    }
    
    /* 产品详情页响应式 */
    .pd-hero-title {
        font-size: 2.2rem;
    }
    
    .pd-hero-content {
        padding-left: 15px;
    }
    
    /* 产品内容卡片响应式 */
    .pd-content-card {
        padding: 20px;
    }
    
    /* 产品图库响应式调整 */
    .pd-carousel-inner {
        height: 350px;
    }
    
    .pd-thumb {
        width: 70px;
        height: 55px;
    }
    
    /* Banner调整 */
    #video-banner,
    #image-banner .carousel,
    #image-banner .carousel-inner,
    #image-banner .carousel-item {
        height: 550px;
    }
    
    .banner-content h2 {
        font-size: 2.5rem;
    }
    
    .product-info h3 {
        font-size: 2.2rem;
    }
    
    .product-features .feature {
        font-size: 0.9rem;
    }
    
    /* 应用场景调整 */
    .application-img {
        height: 180px;
    }
    
    /* 案例展示调整 */
    .case-intro h3 {
        font-size: 1.8rem;
    }
    
    .stat-value {
        font-size: 1.6rem;
    }

    /* 新闻和FAQ区域调整 */
    .featured-news .card-title {
        font-size: 1.4rem;
    }
    
    .news-list .list-group-item h5 {
        font-size: 1.1rem;
    }
    
    .news-list-img {
        width: 100px !important;
        height: 70px !important;
    }
    
    .faq-accordion .accordion-button {
        font-size: 1rem;
    }
    
    /* 展会信息调整 */
    .exhibition-card h5 {
        font-size: 1.2rem;
    }
    
    .exhibition-content p {
        font-size: 0.9rem;
    }
    
    .exhibition-img {
        height: 180px;
    }
    
    .exhibition-footer {
        padding-top: 0.8rem;
    }

    .featured-news-card .card-title {
        font-size: 1.5rem;
    }
    
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .comparison-item-wrapper {
        flex: 0 0 calc(50% - 0.75rem);
        max-width: calc(50% - 0.75rem);
    }
    
    .comparison-container.items-4 .comparison-item-wrapper {
        flex: 0 0 calc(50% - 0.75rem);
        max-width: calc(50% - 0.75rem);
    }
    
    /* 时间轴响应式调整 */
    .timeline-item {
        min-width: 250px;
        max-width: 250px;
    }
    
    .timeline-title {
        font-size: 18px;
    }

    .video-thumbnail img {
        height: 160px;
    }

    .service-section-title h2 {
        font-size: 2.2rem;
    }
    
    .advantage-experience {
        bottom: 20px;
        right: -15px;
        padding: 15px 20px;
    }
    
    .experience-number {
        font-size: 32px;
    }
    
    .experience-text {
        font-size: 13px;
    }
    
    .advantage-item-icon {
        flex: 0 0 50px;
        width: 50px;
        height: 50px;
    }
    
    .advantage-item-icon i {
        font-size: 22px;
    }
    
    .advantage-item-content h5 {
        font-size: 17px;
    }
    
    .service-contact-card h3 {
        font-size: 26px;
    }

    .testimonial-carousel-item {
        flex: 0 0 33.333%;
        width: 33.333%;
    }
}

/* 中等屏幕设备 */
@media (max-width: 991.98px) {
    .child-nav,.dropdown-toggle::after{
        display: none!important;
    }
    /* 产品详情页响应式 */
    .pd-hero-content {
        padding-top: 30px;
        padding-left: 0;
    }
    
    .pd-detail-hero {
        padding: 40px 0;
    }
    
    .pd-hero-title {
        font-size: 2rem;
    }
    
    /* 视频展示页面响应式 */
    .video-title {
        min-height: 44px;
        font-size: 0.95rem;
    }
    
    .video-thumbnail img {
        height: 150px;
    }
    
    .play-btn {
        font-size: 2.5rem;
    }
    
    /* 产品认证图标响应式 */
    .pd-cert-icons {
        margin-top: 10px;
    }
    
    /* 产品内容卡片响应式 */
    .pd-content-card {
        margin-top: 20px;
        padding: 18px;
    }
    
    /* 产品图库响应式调整 */
    .pd-carousel-inner {
        height: 320px;
    }
    
    .pd-carousel-control {
        width: 35px;
        height: 35px;
        font-size: 1rem;
    }
    
    .pd-thumb {
        width: 65px;
        height: 50px;
    }
    
    .product-menu-vertical {
        margin-bottom: 20px;
        box-shadow: none;
        border-radius: 0;
        background-color: transparent;
    }
    
    .product-menu-vertical ul {
        display: flex;
        flex-wrap: nowrap;
        justify-content: flex-start;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none; /* Firefox */
        -ms-overflow-style: none; /* IE and Edge */
        padding: 5px 0;
    }
    
    .product-menu-vertical ul::-webkit-scrollbar {
        display: none; /* Chrome, Safari, Opera */
    }
    
    .product-menu-vertical li {
        border-bottom: none;
        border-right: none;
        margin: 0 4px;
        flex: 0 0 auto;
        white-space: nowrap;
    }
    
    .product-menu-vertical li:first-child {
        margin-left: 0;
    }
    
    .product-menu-vertical li:last-child {
        margin-right: 0;
    }
    
    .product-menu-vertical li a {
        padding: 8px 15px;
        font-size: 14px;
        background-color: #f8f9fa;
        border-radius: 20px;
        transition: all 0.3s ease;
    }
    
    .product-menu-vertical li.active a {
        background-color: #ff6b35;
        box-shadow: 0 3px 10px rgba(255, 107, 53, 0.3);
    }
    
    .product-menu-vertical li a i {
        display: none;
    }
    
    .product-content-area {
        box-shadow: none;
        padding: 0;
    }

    
    /* Banner调整 */
    #video-banner,
    #image-banner .carousel,
    #image-banner .carousel-inner,
    #image-banner .carousel-item {
        height: 450px;
    }
    
    .banner-content h2 {
        font-size: 2.2rem;
    }
    
    #image-banner .carousel-control-prev-icon,
    #image-banner .carousel-control-next-icon {
        width: 35px;
        height: 35px;
    }
    
    /* 搜索调整 */
    .search-dropdown {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 70px;
        padding: 1rem;
        background-color: #fff;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        transform: translateY(-100%);
    }

    .search-dropdown.show {
        transform: translateY(0);
    }

    .search-form {
        max-width: 600px;
        margin: 0 auto;
    }
    
    .product-info h3 {
        font-size: 1.8rem;
    }
    
    .product-showcase {
        padding: 20px 0;
    }
    
    .product-image-container {
        max-width: 80%;
        margin: 0 auto;
    }
    
    /* 应用场景调整 */
    .application-card {
        margin-bottom: 20px;
    }
    
    /* 案例展示调整 */
    .case-intro {
        text-align: center;
        padding-bottom: 2rem;
        margin-bottom: 2rem;
        border-bottom: 1px solid #eee;
    }
    
    .case-stats {
        justify-content: center;
    }
    
    .about-content {
        margin-bottom: 30px;
    }
    
    .certificates-carousel {
        height: 280px;
    }
    
    .certificates-info {
        text-align: center;
    }
    
    .certificate-stats {
        justify-content: center;
    }
    
    .counter-item {
        margin-bottom: 20px;
    }

    /* 新闻和FAQ区域调整 */
    .featured-news {
        margin-bottom: 2rem;
    }
    
    .featured-news-img {
        height: 250px;
    }
    
    .news-list .list-group-item {
        padding: 1rem !important;
    }
    
    .news-list-img {
        width: 90px !important;
        height: 60px !important;
    }
    
    .news-list .list-group-item h5 {
        font-size: 1rem;
    }
    
    .faq-container {
        margin-top: 2rem;
    }
    
    .faq-accordion .accordion-button {
        padding: 1rem;
    }
    
    /* 展会信息调整 */
    .exhibition-card {
        margin-bottom: 20px;
    }
    
    .exhibition-img {
        height: 160px;
    }
    
    .exhibition-content {
        padding: 0.8rem !important;
    }
    
    .exhibition-card h5 {
        font-size: 1.1rem;
    }
    
    .exhibition-content p {
        font-size: 0.85rem;
    }
    
    .exhibition-footer {
        padding-top: 0.7rem;
    }
    .circular-progress {
        width: 180px;
        height: 180px;
    }
    
    .progress-content h3 {
        font-size: 2.5rem;
    }
    .case-img-modern {
        height: 200px;
    }

    .featured-news-card .card-title {
        font-size: 1.35rem;
    }
    
    .featured-news-card .card-body {
        padding: 1.5rem !important;
    }
    
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    .business-card {
        margin-bottom: 15px;
    }
    .comparison-img img {
        height: 200px;
    }
    
    .comparison-title {
        font-size: 1.1rem;
    }

    .case-detail-info {
        margin-top: 2rem;
    }
    
    .case-overview-card, .case-highlight-card {
        max-width: 100%;
    }

    .choose-us-card {
        padding: 25px 20px !important;
    }

    .choose-us-img {
        height: 160px;
    }
    
    .choose-us-icon {
        width: 70px !important;
        height: 70px !important;
    }
    
    .choose-us-icon i {
        font-size: 1.75rem !important;
    }
    
    /* 时间轴响应式调整 */
    .timeline-item {
        min-width: 220px;
        max-width: 220px;
    }
    
    .timeline-desc {
        font-size: 13px;
    }
    
    .timeline-card {
        min-height: 200px;
        padding: 15px;
    }
    
    .timeline-icon {
        bottom: 15px;
        right: 15px;
    }
    
    .timeline-icon i {
        font-size: 28px;
    }

    /* 侧边栏在移动端显示在顶部 */
    .faq-sidebar {
        margin-bottom: 40px;
    }
    
    .service-section-title h2 {
        font-size: 2rem;
    }
    
    .service-card {
        padding: 25px 15px;
        margin-bottom: 20px;
    }
    
    .service-icon {
        width: 70px;
        height: 70px;
    }
    
    .service-icon i {
        font-size: 28px;
    }
    
    .service-title {
        font-size: 18px;
    }
    
    .process-step {
        padding: 25px 15px;
        margin-bottom: 20px;
    }
    
    .process-number {
        font-size: 40px;
    }
    
    .process-icon {
        width: 60px;
        height: 60px;
    }
    
    .process-icon i {
        font-size: 24px;
    }
    
    .advantage-image-wrapper {
        margin-bottom: 30px;
    }
    
    .advantage-experience {
        bottom: 15px;
        right: 15px;
    }
    
    .testimonial-card {
        margin-bottom: 20px;
    }
    
    .service-contact-card {
        padding: 30px 20px;
    }
    
    .service-contact-card h3 {
        font-size: 24px;
    }
    
    .service-contact-card p {
        font-size: 15px;
    }

    .testimonial-carousel-item {
        flex: 0 0 50%;
        width: 50%;
    }
    
    .testimonial-carousel-container {
        padding: 0 30px;
    }
    
    .testimonial-carousel-control {
        width: 35px;
        height: 35px;
    }
}

@media (max-width: 991px) {
    .data-card {
        min-height: 180px;
    }
}

/* 平板设备 */
@media (max-width: 767.98px) {
    /* 产品详情页响应式 */
    .pd-hero-image {
        padding-top: 20px;
    }
    
    .pd-hero-title {
        font-size: 1.8rem;
        margin-bottom: 15px;
    }
    
    .pd-description {
        font-size: 0.95rem;
    }
    
    .pd-social-share {
        padding: 12px 0;
    }
    
    .pd-social-icon {
        width: 32px;
        height: 32px;
    }
    

    
    .pd-actions .btn {
        margin: 5px 0;
        width: 100%;
    }
    
    /* 产品认证图标响应式 */
    .pd-cert-icons {
        margin-top: 5px;
    }
    
    .pd-cert-icon {
        width: 26px;
        height: 26px;
        font-size: 0.65rem;
    }
    
    .pd-cert-icon i {
        font-size: 0.8rem;
    }
    
    /* 产品内容卡片响应式 */
    .pd-content-card {
        padding: 15px;
        margin-top: 15px;
    }
    
    .pd-share-text {
        font-size: 0.85rem;
    }
    
    /* 产品图库响应式调整 */
    .pd-carousel-inner {
        height: 280px;
    }
    
    .pd-carousel-control {
        width: 32px;
        height: 32px;
    }
    
    .pd-carousel-prev {
        left: -16px;
    }
    
    .pd-carousel-next {
        right: -16px;
    }
    
    .pd-gallery-thumbs {
        gap: 8px;
    }
    
    .pd-thumb {
        width: 60px;
        height: 45px;
    }
    
    .product-menu-vertical {
        margin-bottom: 15px;
    }
    
    .product-menu-vertical li a {
        padding: 6px 12px;
        font-size: 13px;
    }
    
    .product-content-area {
        padding: 0;
    }
    
    .product-detail .row {
        margin: 0 -10px;
    }
    /* Banner调整 */
    #video-banner,
    #image-banner .carousel,
    #image-banner .carousel-inner,
    #image-banner .carousel-item {
        height: 400px;
    }
    
    .banner-content h2 {
        font-size: 1.8rem;
    }
    
    .banner-content p {
        font-size: 1rem;
    }
    
    .banner-content .btn {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
    
    #image-banner .carousel-control-prev-icon,
    #image-banner .carousel-control-next-icon {
        width: 30px;
        height: 30px;
    }
    
    #image-banner .carousel-indicators [data-bs-target] {
        width: 10px;
        height: 10px;
    }
    
    #image-banner .carousel-indicators .active {
        width: 12px;
        height: 12px;
    }
    
    .product-info h3 {
        font-size: 1.5rem;
    }
    
    .product-info p {
        font-size: 0.9rem;
    }
    
    .product-features .feature {
        font-size: 0.85rem;
    }
    
    .product-showcase {
        padding: 15px 0;
    }
    
    .section-title h2 {
        font-size: 1.8rem;
    }
    
    .section-title p {
        font-size: 0.9rem;
    }
    
    /* 应用场景调整 */
    .application-img {
        height: 180px;
    }
    
    .application-content h5 {
        font-size: 1.1rem;
    }
    
    .application-content p {
        font-size: 0.85rem;
    }
    
    /* 案例展示调整 */
    .case-card {
        margin-bottom: 1.5rem;
    }
    
    .case-img {
        height: 180px;
    }
    
    .case-img img {
        height: 100%;
        object-fit: cover;
    }
    
    .case-intro h3 {
        font-size: 1.5rem;
    }
    
    .about-features .col-md-6 {
        margin-bottom: 15px;
    }
    
    .certificates-carousel {
        height: 260px;
    }
    
    .certificates-info h4 {
        font-size: 1.4rem;
    }

    /* 新闻和FAQ区域调整 */
    .featured-news-img {
        height: 200px;
    }
    
    .featured-news .card-title {
        font-size: 1.2rem;
    }
    
    .news-meta {
        font-size: 0.8rem;
    }
    
    .news-list .list-group-item {
        padding: 0.8rem !important;
    }
    
    .news-list-img {
        width: 80px !important;
        height: 50px !important;
    }
    
    .news-list .list-group-item h5 {
        font-size: 0.95rem;
    }
    
    .news-list .list-group-item p {
        font-size: 0.8rem;
    }
    
    .faq-header h3 {
        font-size: 1.3rem;
    }
    
    .faq-accordion .accordion-button {
        font-size: 0.9rem;
    }
    
    .faq-accordion .accordion-body {
        font-size: 0.85rem;
    }
    
    /* 展会信息调整 */
    .exhibition-img {
        height: 140px;
    }
    
    .exhibition-date {
        padding: 0.5rem !important;
    }
    
    .exhibition-date .day {
        font-size: 1.2rem;
    }
    
    .exhibition-date .month {
        font-size: 0.7rem;
    }
    
    .exhibition-location {
        font-size: 0.8rem;
    }
    
    .exhibition-card h5 {
        font-size: 1rem;
    }
    
    .exhibition-content p {
        font-size: 0.8rem;
    }
    
    .exhibition-time {
        font-size: 0.75rem;
    }
    
    .exhibition-footer {
        padding-top: 0.6rem;
    }
    footer h6 {
        margin-top: 1.5rem;
    }
    
    footer .text-md-end {
        text-align: left !important;
        margin-top: 1rem;
    }
    
    footer .list-inline-item {
        margin-right: 1rem !important;
        margin-left: 0 !important;
    }
    .circular-progress {
        width: 160px;
        height: 160px;
    }
    
    .progress-content h3 {
        font-size: 2rem;
    }
    .pagination .page-link {
        width: 35px;
        height: 35px;
        font-size: 0.9rem;
    }
    
    .pagination .page-item:first-child .page-link,
    .pagination .page-item:last-child .page-link {
        width: 35px;
        height: 35px;
    }
    .product-image-wrapper {
        height: 180px;
    }
    
    .product-categories .nav-link {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
    .case-img-modern {
        height: 180px;
    }

    .featured-news-card .card-title {
        font-size: 1.25rem;
    }
    
    .featured-news-card .featured-news-img {
        height: 200px;
    }
    
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .news-card .card-img-top {
        height: 180px !important;
    }
    
    .pagination .page-link {
        width: 35px;
        height: 35px;
    }
    .icon-circle {
        width: 70px;
        height: 70px;
    }
    
    .business-card h4 {
        font-size: 1.25rem;
    }
    .comparison-before img,
    .comparison-after img {
        height: 150px;
    }
    
    .comparison-wrapper {
        padding: 1rem;
    }
    
    .comparison-info {
        padding: 1rem !important;
    }
    .comparison-img img {
        height: 180px;
    }
    
    .comparison-caption {
        font-size: 0.8rem;
        padding: 6px;
    }
    
    .comparison-info p {
        font-size: 0.85rem;
    }
    .comparison-item-wrapper,
    .comparison-container.items-2 .comparison-item-wrapper,
    .comparison-container.items-4 .comparison-item-wrapper {
        flex: 0 0 100%;
        max-width: 100%;
    }
    
    .comparison-img img {
        height: 180px;
    }
    
    .comparison-caption {
        font-size: 0.8rem;
        padding: 6px;
    }
    
    .comparison-info p {
        font-size: 0.85rem;
    }

    .case-title {
        font-size: 1.5rem;
    }
    
    .case-tag-item .badge {
        font-size: 0.75rem;
        padding: 0.35rem 0.65rem;
    }
    
    .case-overview-label, .case-overview-content {
        font-size: 0.875rem;
    }
    
    .case-highlight-card {
        padding: 1.25rem !important;
    }
    
    .case-highlight-icon {
        width: 60px;
        height: 60px;
        top: -10px;
        right: -10px;
    }
    
    .case-highlight-icon i {
        font-size: 24px;
    }
    
    .case-highlight-list li {
        font-size: 0.875rem;
        margin-bottom: 8px;
    }

    .choose-us-card {
        margin-bottom: 20px;
    }
    
    .faq-category-btn {
        padding: 6px 15px;
        font-size: 13px;
    }
    
    .accordion-button {
        padding: 15px;
        font-size: 15px;
    }
    
    .accordion-body {
        padding: 15px;
    }
    
    .faq-card {
        margin-bottom: 15px;
    }
    
    /* 让分类标签在小屏幕上居中显示 */
    .faq-categories {
        justify-content: center;
    }

    /* 视频展示页面响应式 */
    .videos-container {
        padding: 15px 0;
    }
    
    .videos-title {
        font-size: 1.75rem;
        margin-bottom: 20px;
    }
    
    .video-card {
        margin-bottom: 20px;
    }
    
    .video-thumbnail img {
        height: 200px;
    }
    
    .video-modal .modal-dialog {
        max-width: 95%;
        margin: 10px auto;
    }
    
    .video-description {
        font-size: 0.9rem;
    }
    
    .video-meta {
        font-size: 0.8rem;
    }

    .service-section-title h2 {
        font-size: 1.8rem;
    }
    
    .service-section-title h2:after {
        width: 60px;
        height: 3px;
    }
    
    .service-card {
        max-width: 320px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .process-step {
        max-width: 280px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .advantage-item {
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .advantage-item-icon {
        flex: 0 0 45px;
        width: 45px;
        height: 45px;
        margin-right: 15px;
    }
    
    .advantage-item-icon i {
        font-size: 20px;
    }
    
    .testimonial-card {
        max-width: 380px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .service-contact-card h3 {
        font-size: 22px;
    }
    
    .service-contact-card .btn {
        padding: 10px 25px;
        font-size: 15px;
    }

    .testimonial-carousel-container {
        padding: 0 25px;
    }
    
    .testimonial-carousel-control {
        width: 30px;
        height: 30px;
    }
}

@media (max-width: 767px) {
    .certificates-carousel {
        height: 300px;
    }
    
    .certificate-front img {
        max-height: 220px;
    }
    
    .cert-stat-value {
        font-size: 2rem;
    }
    .counter {
        font-size: 2rem;
    }
}

/* 手机设备 */
@media (max-width: 575.98px) {
    /* 产品详情页响应式 */
    .pd-detail-hero {
        padding: 30px 0;
    }
    
    .pd-hero-title {
        font-size: 1.7rem;
    }
    
    .pd-description {
        font-size: 0.9rem;
    }
    
    .pd-social-icon {
        width: 30px;
        height: 30px;
    }
    
    /* 产品认证图标响应式 */
    .pd-cert-icons {
        flex-wrap: wrap;
        justify-content: flex-start;
    }
    
    .pd-cert-icon-wrapper {
        margin-top: 5px;
    }
    
    .pd-cert-icon {
        width: 24px;
        height: 24px;
        font-size: 0.6rem;
    }
    
    .pd-cert-icon i {
        font-size: 0.7rem;
    }
    
    /* 产品内容卡片响应式 */
    .pd-content-card {
        padding: 12px;
        margin-top: 12px;
    }
    
    .pd-social-share {
        flex-wrap: wrap;
    }
    
    .pd-share-text {
        width: 100%;
        margin-bottom: 8px;
    }
    
    /* 产品图库响应式调整 */
    .pd-carousel-inner {
        height: 240px;
    }
    
    .pd-carousel-control {
        width: 30px;
        height: 30px;
        font-size: 0.9rem;
    }
    
    .pd-carousel-prev {
        left: -10px;
    }
    
    .pd-carousel-next {
        right: -10px;
    }
    
    .pd-gallery-thumbs {
        gap: 6px;
    }
    
    .pd-thumb {
        width: 50px;
        height: 40px;
    }
    
    .menu-mobile-header {
        display: flex;
    }
    
    .menu-scroll-indicator {
        font-size: 11px;
    }
    
    .menu-scroll-indicator i {
        font-size: 12px;
    }
    
    .product-menu-vertical li a {
        padding: 5px 10px;
        font-size: 12px;
    }
    .product-menu-vertical {
        margin-bottom: 10px;
    }
    
    .product-content-area {
        padding: 0;
        background-color: transparent;
    }
    
    .product-detail {
        background-color: #fff;
        border-radius: 8px;
        padding: 15px;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    }
    #video-banner,
    #image-banner .carousel,
    #image-banner .carousel-inner,
    #image-banner .carousel-item {
        height: 300px;
    }
    
    .banner-content h2 {
        font-size: 1.5rem;
    }
    
    .banner-content {
        padding: 1rem;
    }
    
    #image-banner .carousel-control-prev,
    #image-banner .carousel-control-next {
        width: 10%;
    }
    
    #image-banner .carousel-control-prev-icon,
    #image-banner .carousel-control-next-icon {
        width: 25px;
        height: 25px;
    }
    
    #image-banner .carousel-indicators [data-bs-target] {
        width: 8px;
        height: 8px;
        margin: 0 3px;
    }
    
    #image-banner .carousel-indicators .active {
        width: 10px;
        height: 10px;
    }
    
    .feature-buttons .badge {
        font-size: 0.75em;
    }
    
    .product-info h3 {
        font-size: 1.4rem;
    }
    
    .product-features .row {
        margin: 0 -5px;
    }
    
    .product-features .col-md-6 {
        padding: 0 5px;
    }
    
    .product-image-container {
        max-width: 100%;
    }
    
    .section-title h2:after {
        width: 60px;
    }
    
    /* 应用场景调整 */
    .application-img {
        height: 160px;
    }
    
    .app-icon {
        width: 40px;
        height: 40px;
    }
    
    .application-content {
        padding: 0.75rem !important;
    }
    
    .application-content h5 {
        font-size: 1rem;
    }
    
    /* 案例展示调整 */
    .stat-item {
        margin-right: 1.5rem !important;
    }
    
    .stat-value {
        font-size: 1.5rem;
    }
    
    .stat-label {
        font-size: 0.85rem;
    }
    
    .case-content {
        padding: 0.75rem !important;
    }
    
    .case-content h5 {
        font-size: 1rem;
    }
    
    .case-content p {
        font-size: 0.85rem;
    }
    
    .case-footer {
        font-size: 0.8rem;
    }
    
    .about-bg-shape {
        width: 150px;
        height: 150px;
    }
    
    .about-text {
        padding: 15px !important;
    }
    
    .about-feature-item .feature-icon {
        width: 40px;
        height: 40px;
        min-width: 40px;
    }
    
    .certificates-carousel {
        height: 240px;
    }
    
    .certificates-controls button {
        font-size: 20px;
    }
    
    .certificates-dots .dot {
        width: 8px;
        height: 8px;
        margin: 0 3px;
    }
    
    .counter-icon {
        width: 60px;
        height: 60px;
    }
    
    .counter-bi-icon {
        font-size: 22px;
    }
    
    .counter-number {
        font-size: 1.8rem !important;
    }

    /* 新闻和FAQ区域调整 */
    .featured-news-img {
        height: 180px;
    }
    
    .featured-news .card-body {
        padding: 1rem !important;
    }
    
    .featured-news .card-title {
        font-size: 1.1rem;
    }
    
    .news-list .list-group-item {
        padding: 0.7rem !important;
    }
    
    .news-list-img {
        width: 70px !important;
        height: 45px !important;
    }
    
    .news-list .list-group-item h5 {
        font-size: 0.9rem;
    }
    
    .news-list .list-group-item p {
        font-size: 0.75rem;
    }
    
    .news-category {
        font-size: 0.7rem;
        padding: 0.2rem 0.5rem !important;
    }
    
    .faq-accordion .accordion-button {
        padding: 0.8rem;
        font-size: 0.85rem;
    }
    
    .faq-accordion .accordion-body {
        padding: 0.8rem;
        font-size: 0.8rem;
    }
    
    .faq-footer .btn {
        width: 100%;
        padding: 0.8rem;
    }
    
    /* 展会信息调整 */
    .exhibition-img {
        height: 130px;
    }
    
    .exhibition-date {
        padding: 0.4rem !important;
    }
    
    .exhibition-date .day {
        font-size: 1rem;
    }
    
    .exhibition-date .month {
        font-size: 0.65rem;
    }
    
    .exhibition-location {
        font-size: 0.75rem;
    }
    
    .exhibition-card h5 {
        font-size: 0.95rem;
    }
    
    .exhibition-content p {
        font-size: 0.75rem;
    }
    
    .exhibition-time {
        font-size: 0.7rem;
    }
    
    .exhibition-content .btn {
        padding: 0.25rem 0.5rem;
        font-size: 0.75rem;
    }
    
    .exhibition-content {
        padding: 0.7rem !important;
    }
    
    .exhibition-footer {
        padding-top: 0.5rem;
    }
 
    textarea{
        height: 120px !important;
    }

    .featured-news-card .card-title {
        font-size: 1.2rem;
    }
    
    .featured-news-card .featured-news-img {
        height: 180px;
    }
    
    .featured-news-card .card-body {
        padding: 1.25rem !important;
    }
    
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }
    
    .news-card .card-img-top {
        height: 120px !important;
    }
    
    .news-card .card-body {
        padding: 0.75rem !important;
    }
    
    .news-card .card-title {
        font-size: 0.9rem;
        margin-bottom: 0.5rem !important;
    }
    
    .news-card .card-text {
        font-size: 0.75rem;
        margin-bottom: 0.5rem !important;
        display: -webkit-box;
        line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    
    .news-card .btn-link {
        font-size: 0.8rem;
    }
    
    .news-card .news-meta {
        font-size: 0.7rem;
        margin-bottom: 0.5rem !important;
    }
    
    .pagination .page-link {
        width: 30px;
        height: 30px;
        font-size: 0.875rem;
    }

    .case-tags-container {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .case-tag-item {
        margin-right: 0 !important;
        width: 100%;
    }
    
    .case-tag-item .badge {
        width: 100%;
        text-align: left;
    }
    
    .case-overview-label, .case-overview-content {
        font-size: 0.8125rem;
    }
    
    .case-highlight-list li {
        font-size: 0.8125rem;
    }

    .choose-us-card h3 {
        font-size: 1.25rem;
    }
    
    .choose-us-card p, 
    .choose-us-card ul li span {
        font-size: 0.9rem;
    }
    
    .choose-us-img {
        height: 140px;
    }
    
    .bg-light-so {
        width: 60px;
        height: 60px;
    }
    
    /* 时间轴响应式调整 */
    .timeline-item {
        min-width: 180px;
        max-width: 180px;
    }
    
    .timeline-card {
        min-height: 180px;
        padding: 12px;
    }
    
    .timeline-desc {
        font-size: 12px;
        line-height: 1.5;
    }
    
    .timeline-icon {
        width: 30px;
        height: 30px;
        bottom: 10px;
        right: 10px;
    }
    
    .timeline-icon i {
        font-size: 22px;
    }
    
    .timeline-wrapper {
        padding: 15px 40px;
    }
    
    .timeline-nav {
        width: 30px;
        height: 30px;
    }

    .section-title {
        font-size: 24px;
    }
    
    .faq-search-box .input-group {
        flex-direction: row;
    }
    
    .faq-category-btn {
        padding: 5px 12px;
        font-size: 12px;
        margin-bottom: 8px;
    }
 
    /* 视频展示页面响应式 */
    .videos-title {
        font-size: 1.5rem;
    }
    
    .video-thumbnail img {
        height: 180px;
    }
    
    .video-overlay {
        opacity: 1;
        background: rgba(0, 0, 0, 0.2);
    }
    
    .play-btn {
        font-size: 2rem;
    }
    
    .video-modal .modal-body {
        padding: 1rem;
    }
    
    .video-modal-footer {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .video-meta {
        margin-bottom: 10px;
    }
    
    /* 视频暂停功能的处理 */
    .video-modal .modal-dialog {
        margin: 0.5rem;
    }

    .service-section-title h2 {
        font-size: 1.6rem;
    }
    
    .service-card {
        padding: 25px 15px;
    }
    
    .service-icon {
        width: 60px;
        height: 60px;
    }
    
    .service-icon i {
        font-size: 24px;
    }
    
    .service-title {
        font-size: 17px;
    }
    
    .service-desc {
        font-size: 14px;
    }
    
    .process-number {
        font-size: 36px;
    }
    
    .process-icon {
        width: 55px;
        height: 55px;
    }
    
    .process-icon i {
        font-size: 22px;
    }
    
    .process-step h5 {
        font-size: 16px;
    }
    
    .advantage-experience {
        padding: 12px 15px;
    }
    
    .experience-number {
        font-size: 28px;
    }
    
    .experience-text {
        font-size: 12px;
    }
    
    .advantage-item-content h5 {
        font-size: 16px;
    }
    
    .testimonial-content {
        font-size: 14px;
    }
    
    .testimonial-avatar {
        width: 45px;
        height: 45px;
    }
    
    .testimonial-user-info h6 {
        font-size: 15px;
    }
    
    .service-contact-card {
        padding: 25px 15px;
    }
    
    .service-contact-card h3 {
        font-size: 20px;
    }
    
    .service-contact-card p {
        font-size: 14px;
    }
    
    .service-contact-card .btn {
        padding: 8px 20px;
        font-size: 14px;
    }

    .testimonial-carousel-item {
        flex: 0 0 100%;
        width: 100%;
    }
    
    .testimonial-carousel-container {
        padding: 0 20px;
    }
    
    .testimonial-carousel-control {
        width: 28px;
        height: 28px;
    }
    
    .testimonial-indicator {
        width: 8px;
        height: 8px;
        margin: 0 4px;
    }
    
    .testimonial-indicator.active {
        width: 20px;
    }

    .error-icon i {
        font-size: 5rem !important;
    }
    
    .display-1 {
        font-size: 3.5rem;
    }
    
    .h3 {
        font-size: 1.2rem;
    }
    
    .text-muted {
        font-size: 0.85rem;
    }
}