@media screen and (max-width: 768px) {
  .top {
    display: none;
  }

  .gxHead {
    display: block;
    height: 56px;
    line-height: 56px;
  }

  .gxHead .logo {
    margin: 0;
    height: 100%;
  }

  .gxHead .logo img {
    width: 68%;
    margin: 4px;
    height: auto;
  }

  

  .menu_btn {
    display: block;
    width: 56px;
    height: 56px;
    line-height: 56px;
  }

  .content {
    padding-top: 56px;
  }

  .footer-wrap {
    display: none;
  }

  .top-header {
    display: none;
  }

  /* banner */
  .banner {
    margin-bottom: 0;
  }

  .banner img {
    width: 100%;
    height: auto;
  }

  /* 产品中心 */
  .product-center {
    padding: 30px 15px;
  }

  .product-title {
    font-size: 22px;
  }

  .product-subtitle {
    font-size: 12px;
    margin-bottom: 20px;
  }

  .product-search {
    max-width: 100%;
    flex-direction: column;
    padding: 0 15px;
    gap: 10px;
    text-align: center;
  }

  .search-input {
    width: 100%;
    padding: 10px 15px;
    font-size: 14px;
    border-radius: 6px;
    box-sizing: border-box;
  }

  .search-btn {
    width: 50%;
    padding: 10px 0;
    font-size: 14px;
    border-radius: 6px;
    margin: 0 auto;
  }

  .product-carousel {
    max-width: 100%;
    padding: 0 40px;
  }

  .carousel-prev,
  .carousel-next {
    width: 35px;
    height: 35px;
  }

  .carousel-prev {
    left: 0;
  }

  .carousel-next {
    right: 0;
  }

  .arrow-left,
  .arrow-right {
    font-size: 18px;
  }

  .product-card {
    border-radius: 6px;
  }

  .product-image {
    padding-top: 65%;
  }

  .product-info {
    padding: 15px;
  }

  .product-name {
    font-size: 14px;
  }

  .product-desc {
    font-size: 11px;
  }

  /* 质量体系 */
  .quality-system {
    padding: 30px 15px;
  }

  .quality-title {
    font-size: 22px;
  }

  .quality-subtitle {
    font-size: 12px;
    margin-bottom: 30px;
  }

  .quality-items {
    gap: 20px;
  }

  .quality-item {
    width: 160px;
    height: 180px;
  }

  .quality-icon {
    width: 50px;
    height: 50px;
    margin-bottom: 10px;
  }

  .quality-name {
    font-size: 13px;
  }

  .quality-more {
    font-size: 11px;
  }

  /* 新闻中心 */
  .news-center {
    padding: 30px 15px;
  }

  .news-title {
    font-size: 22px;
  }

  .news-subtitle {
    font-size: 12px;
  }

  .news-header {
    margin-bottom: 30px;
  }

  .news-carousel {
    width: 100%;
    padding: 0 40px;
    box-sizing: border-box;
  }

  .news-prev {
    left: 0;
  }

  .news-next {
    right: 0;
  }

  .news-prev,
  .news-next {
    width: 35px;
    height: 35px;
  }

  .news-arrow {
    font-size: 18px;
  }

  .news-slide {
    height: auto;
  }

  .news-card {
    padding: 10px;
  }

  .news-image {
    height: 180px;
  }

  .news-title-item {
    font-size: 13px;
  }

  .news-date {
    font-size: 11px;
  }

  /* CTA */
  .cta-section {
    padding: 30px 15px;
  }

  .cta-content {
    position: relative;
    z-index: 1;
  }

  .cta-title {
    font-size: 20px;
  }

  .cta-desc {
    font-size: 12px;
  }

  .cta-btn-outline {
    width: 200px;
    height: 44px;
    font-size: 16px;
    border-radius: 22px;
  }

  .cta-btn-outline img {
    width: 20px;
    height: 20px;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
    gap: 15px;
    margin-top: 20px;
  }

  /* 移动端导航菜单 */
  .mobileNav ul {
    padding: 0;
    margin: 0;
  }

  .mobileNav ul li {
    display: block;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .mobileNav ul li a {
    display: block;
    padding: 12px 20px;
    font-size: 16px;
    color: #000;
    text-decoration: none;
  }

  /* about-banner */
  .about-banner {
    height: 180px;
  }

  .about-banner-content {
    padding: 0 15px;
    justify-content: center;
  }

  .about-banner-content h1 {
    font-size: 26px;
  }

  .about-banner-content p {
    top: 32px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 40px;
  }

  /* about-nav */
  .about-nav-wrapper {
    flex-direction: column;
    padding: 0 15px;
    gap: 10px;
  }

  .about-nav-list {
    width: 100%;
    gap: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .about-nav-item {
    font-size: 13px;
    padding: 12px 10px;
    white-space: nowrap;
    flex-shrink: 0;
  }

  .about-breadcrumb {
    display: none;
  }

  /* about-main */
  .about-main {
    padding: 30px 15px;
    font-size: 14px;
  }

  .company-title {
    font-size: 22px;
    margin-bottom: 20px;
  }

  .company-intro {
    margin-bottom: 30px;
  }

  .company-intro p {
    font-size: 13px;
    line-height: 1.6;
    text-indent: 26px;
    margin-bottom: 10px;
  }

  /* company-stats */
  .company-stats {
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 15px;
    padding: 20px 0;
    margin-bottom: 30px;
  }

  .stat-item {
    width: calc(50% - 7.5px);
    align-items: center;
  }

  .stat-value {
    font-size: 40px;
  }

  .stat-unit {
    font-size: 12px;
  }

  .stat-label {
    font-size: 11px;
  }

  /* company-images */
  .company-images {
    flex-direction: column;
    gap: 15px;
  }

  .company-image-item {
    border-radius: 6px;
  }

  .company-image-item img{
    height: 11rem;
  }

  /* 发展历程 */
  .developmentHistory {
    padding: 30px 0 50px 0;
  }

  .history-title {
    font-size: 28px;
  }

  .timeline {
    max-width: 100%;
    padding: 10px 0 10px 30px;
  }

  .timeline-line {
    left: 28px;
  }

  .timeline-start {
    left: 28px;
    top: -10px;
    transform: translateX(-50%);
  }

  .timeline-start img {
    width: 28px;
    height: 40px;
  }

  .timeline-end {
    left: 28px;
    bottom: -35px;
    transform: translateX(-50%);
  }

  .timeline-end img {
    width: 40px;
    height: 40px;
  }

  .timeline-items {
    position: relative;
  }

  .timeline-item {
    flex-direction: column !important;
    margin-bottom: 30px;
    align-items: stretch;
    position: relative;
  }

  .timeline-date {
    width: auto;
    font-size: 18px;
    padding: 0 0 5px 40px;
    text-align: left;
    order: 1;
  }

  .timeline-item.even .timeline-date {
    text-align: left;
    padding: 0 0 5px 40px;
  }

  .timeline-dot {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    margin-left: -10px;
    order: 2;
  }

  .timeline-dot img {
    width: 100%;
    height: 100%;
  }

  .timeline-content {
    flex: 1;
    max-width: none;
    padding: 15px;
    border-radius: 6px;
    margin-left: 30px;
    order: 3;
  }

  .timeline-item.even .timeline-content,
  .timeline-item.odd .timeline-content {
    left: 0;
    right: 0;
  }

  .timeline-content p {
    font-size: 15px;
    line-height: 1.7;
  }

  .timeline-item.odd .timeline-content::before,
  .timeline-item.even .timeline-content::before {
    display: none;
  }

  /* 企业文化 */
  .corporateCulture {
    padding: 30px 15px;
  }

  .culture-header {
    margin-bottom: 30px;
  }

  .culture-title {
    font-size: 28px;
  }

  .culture-subtitle {
    font-size: 14px;
  }

  .culture-cards {
    flex-direction: column;
    padding: 0;
    gap: 15px;
  }

  .culture-card {
    width: 100%;
    height: auto;
    padding: 25px 20px;
    border-radius: 8px;
  }

  .culture-icon {
    width: 100%;
    height: 100%;
  }

  .culture-name {
    font-size: 20px;
    margin: 15px 0;
  }

  .culture-desc {
    font-size: 14px;
    line-height: 1.6;
  }

  /* 荣誉资质 */
  .honorsQualifications {
    padding: 30px 15px;
  }

  .honors-header {
    margin-bottom: 30px;
  }

  .honors-title {
    font-size: 28px;
  }

  .honors-subtitle {
    font-size: 14px;
  }

  .honors-grid {
    gap: 10px;
    max-width: 100%;
  }

  .honors-card {
    width: calc(50% - 5px);
    padding: 15px 10px;
  }

  .honors-name {
    font-size: 12px;
    padding-top: 10px;
  }

  .honors-pagination {
    gap: 10px;
    margin-top: 30px;
  }

  .pagination-prev,
  .pagination-next {
    width: 32px;
    height: 32px;
    font-size: 14px;
  }

  .pagination-dots {
    gap: 8px;
  }

  .pagination-dot {
    width: 32px;
    height: 32px;
    font-size: 12px;
  }

  /* 公司新闻 */
  .companyNews {
    padding: 30px 15px;
  }

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

  .news-grid-card {
    width: 100%;
    border-radius: 8px;
  }

  .news-grid-image {
    height: 200px;
  }

  .news-grid-content {
    padding: 15px;
  }

  .news-grid-title {
    font-size: 16px;
    margin-bottom: 10px;
  }

  .news-grid-date {
    font-size: 13px;
  }

  .news-grid-pagination {
    gap: 8px;
    margin-top: 30px;
  }

  .news-grid-prev,
  .news-grid-next {
    width: 32px;
    height: 32px;
    font-size: 16px;
  }

  .news-grid-dots {
    gap: 8px;
  }

  .news-grid-dot {
    width: 32px;
    height: 32px;
    font-size: 12px;
  }

  /* 新闻详情 */
  .news-detail-header {
    height: 220px;
    padding: 0 20px;
    align-items: center;
  }

  .news-detail-title {
    font-size: 18px;
    margin: 140px 0 10px 0;
    text-align: center;
  }

  .news-detail-meta {
    font-size: 12px;
    gap: 15px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .news-detail-location {
    font-size: 11px;
    margin-top: 10px;
    text-align: center;
  }

  .news-detail-content {
    width: calc(100% - 30px);
    margin: 20px auto;
    padding: 20px 15px;
  }

  .news-detail-content p {
    font-size: 15px;
    line-height: 1.7;
    text-indent: 30px;
    margin-bottom: 15px;
  }

  .news-detail-image {
    margin: 20px 0;
  }

  .news-line {
    margin: 40px 0 20px 0;
  }

  .news-detail-prev,
  .news-detail-next {
    font-size: 13px;
  }

  .news-detail-btn {
    width: 100%;
    height: 40px;
    line-height: 40px;
    font-size: 14px;
    margin-top: 20px;
    border-radius: 6px;
  }

  /* 产品中心 */
  .product-list {
    padding: 30px 15px;
    gap: 10px;
  }

  .product-list .product-card {
    width: calc(50% - 5px);
    height: 220px;
    border-radius: 8px;
  }

  .product-list .product-card-image {
    border-radius: 8px;
  }

  .product-list .product-card-image img {
    height: 170px;
  }

  .card-name {
    font-size: 13px;
    padding-top: 15px;
    margin-bottom: 0;
  }

  .product-list .product-card-overlay {
    padding: 20px 0;
  }

  .product-list .product-card-name {
    font-size: 14px;
    margin-bottom: 10px;
  }

  .product-list .product-card-btn {
    font-size: 12px;
    padding: 8px 20px;
  }

  /* 产品应用 */
  .product-application {
    padding: 30px 15px;
    gap: 10px;
  }

  .application-card {
    width: calc(50% - 5px);
    height: auto;
    border-radius: 8px;
  }

  .application-card-image {
    height: 160px;
  }

  .application-card-content {
    padding: 15px;
  }

  .application-card-name {
    font-size: 16px;
    margin-bottom: 5px;
  }

  .application-card-desc {
    font-size: 12px;
    line-height: 1.5;
  }

  /* 产品详情 */
  .product-detail {
    width: calc(100% - 20px);
    padding: 20px 10px;
    margin-top: 10px;
    overflow: hidden;
  }

  .search-rest {
    gap: 10px;
    align-items: flex-start;
  }

  .search-rest .rest-content span {
    font-size: 15px;
  }

  .search-rest .rest-content img {
    width: 22px;
    height: 22px;
  }

  .product-table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .product-table {
    min-width: 900px;
    font-size: 11px;
  }

  .product-table .header-top th {
    font-size: 11px;
    padding: 8px 4px;
  }

  .product-table .header-sort th {
    font-size: 10px;
    padding: 5px 4px;
  }

  .product-table .header-filter td {
    padding: 8px 4px;
    font-size: 12px;
  }

  .product-table .header-filter .search-box {
    width: auto;
    border-radius: 4px;
  }

  .product-table .header-filter .search-input {
    width: 50px;
    height: 28px;
    font-size: 13px;
    padding: 0 6px;
  }

  .product-table .header-filter .search-box .search-btn {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
  }

  .product-table .header-filter .search-box .search-btn img {
    width: 14px;
    height: 14px;
  }

  .product-table .header-filter select {
    font-size: 12px;
  }

  .product-table tbody td {
    font-size: 11px;
    padding: 8px 4px;
  }

  .filter-cell {
    min-width: 50px;
  }

  .filter-inputs {
    height: auto;
    gap: 6px;
  }

  .filter-inputs input[type="number"] {
    width: 50px;
    height: 28px;
    font-size: 13px;
  }

  .package-option input[type="checkbox"] {
    width: 10px;
    height: 10px;
  }

  .vertical-slider {
    height: 60px;
  }

  .slider-thumb {
    width: 12px;
    height: 12px;
  }

  .package-filter {
    max-height: 80px;
    font-size: 13px;
  }

  .package-filter label {
    font-size: 13px;
  }

  /* 参数弹窗 */
  .param-modal {
    width: 90%;
    max-width: 400px;
  }

  .param-modal-header {
    font-size: 16px;
    padding: 15px 20px;
  }

  .param-modal-close {
    font-size: 24px;
  }

  .param-modal-content {
    padding: 20px;
    gap: 15px;
  }

  .param-checkbox {
    font-size: 15px;
  }

  .param-checkbox input[type="checkbox"]:checked+.check-mark::after {
    font-size: 12px;
  }

  .check-mark {
    width: 18px;
    height: 18px;
    margin-right: 10px;
  }

  .param-modal-footer {
    padding: 15px 20px;
    gap: 15px;
  }

  .param-btn-close,
  .param-btn-confirm {
    font-size: 14px;
    padding: 8px 20px;
  }

  /* 产品分页 */
  .product-pagination {
    gap: 8px;
    margin-top: 30px;
  }

  .product-pagination button {
    width: 32px;
    height: 32px;
    font-size: 14px;
    border-radius: 4px;
  }

  .pagination-page {
    width: 32px;
    height: 32px;
    font-size: 12px;
  }

  /* 公司方针 */
  .company-policy {
    padding: 30px 15px;
    max-width: 100%;
  }

  .policy-title {
    font-size: 28px;
    margin-bottom: 40px;
  }

  .policy-card {
    flex-direction: column !important;
    margin-bottom: 30px;
  }

  .policy-image {
    height: 200px;
    flex: none;
  }

  .policy-content {
    width: 100%;
    padding: 20px 15px;
  }

  .policy-content h3 {
    font-size: 20px;
    margin-bottom: 10px;
  }

  .policy-content h3 .policy-num {
    font-size: 50px;
    top: -25px;
    left: -15px;
  }

  .policy-content h3::after {
    bottom: -15px;
    width: 20px;
    height: 4px;
  }

  .policy-content p {
    font-size: 13px;
    line-height: 1.6;
  }

  /* 体系证书 */
  .system-certificate {
    padding: 30px 15px;
    max-width: 100%;
  }

  .certificate-title {
    font-size: 28px;
    margin-bottom: 40px;
  }

  .certificate-list {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .certificate-card {
    width: 100%;
    height: auto;
    flex-direction: column;
    gap: 15px;
    padding: 15px;
  }

  .certificate-image {
    width: 100%;
    height: 180px;
    padding: 10px;
  }

  .certificate-info {
    padding: 0;
  }

  .certificate-info h3 {
    font-size: 16px;
  }

  .certificate-info p {
    font-size: 12px;
    gap: 10px;
  }

  .certificate-download {
    margin-top: 10px;
  }

  .download-link {
    font-size: 14px;
  }

  .download-link img {
    width: 18px;
    height: 18px;
  }

  .certificate-pagination {
    margin-top: 30px;
  }

  /* 产品变更通知 */
  .product-change {
    padding: 30px 15px;
  }

  .product-change-content {
    gap: 10px;
  }

  .change-item {
    flex-direction: column;
    align-items: flex-start;
    padding: 15px;
    gap: 8px;
  }

  .change-title {
    font-size: 15px;
    white-space: normal;
    line-height: 1.5;
  }

  .change-date {
    font-size: 13px;
  }

  /* 联系我们 */
  .contact-content {
    padding: 30px 15px;
  }

  .contact-title {
    font-size: 28px;
    margin-bottom: 40px;
  }

  .contact-cards {
    grid-template-columns: 1fr;
    gap: 15px;
    margin-bottom: 30px;
  }

  .contact-card {
    padding: 20px 15px;
    gap: 15px;
  }

  .contact-icon {
    width: 50px;
    height: 50px;
  }

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

  .contact-info h3 {
    font-size: 16px;
    margin-bottom: 5px;
  }

  .contact-info p {
    font-size: 13px;
    line-height: 1.6;
  }

  .contact-map {
    border-radius: 6px;
  }

  /* 经销商查询 */
  .dealer-inquiry {
    padding: 30px 15px;
    min-height: calc(100vh - 56px);
  }

  .dealer-title {
    font-size: 28px;
    margin-bottom: 40px;
  }

  .dealer-search {
    padding: 20px;
  }

  .search-input {
    flex-direction: column;
    gap: 10px;
  }

  .dealer-input {
    font-size: 15px;
    padding: 12px 15px;
  }

  .dealer-search-btn {
    font-size: 15px;
    padding: 12px 0;
    margin-left: 0;
    border-radius: 6px;
    width: 168px;
    height: 40px;
    margin: 0 auto;
  }

  .dealer-results {
    padding: 20px 15px;
  }

  .results-title {
    font-size: 18px;
    margin-bottom: 15px;
  }

  .dealer-table th {
    font-size: 14px;
    padding: 10px;
  }

  .dealer-table td {
    font-size: 13px;
    padding: 10px;
  }
}