/* www.adminbuy.cn */
@media screen and (max-width:1440px) {


  .main-menu .main-menu-list>li,
  .stricky-header .main-menu-list>li {


    position: relative;
    padding: 0 25px;
  }

  .sl .swiper-button-next, #case .swiper-button-next {
    right: 0;
  }

  .sl .swiper-button-prev, #case .swiper-button-prev {
    left: 0;
  }

  .lc_bg {
    position: absolute;
    top: 75px;
    left: 30px;
    width: 90%;
    height: 40px;
    background: #093AA7;
    z-index: 1;
  }

  .lc_bg2 {
    position: absolute;
    top: 265px;
    width: 90%;
    left: 50px;
    height: 40px;
    background: #093AA7;
    z-index: 1;
  }

  .lc_bg3 {
    position: absolute;
    right: 0px;
    top: 75px;
    width: 230px;
    height: 230px;
    border: 40px solid #093AA7;
    border-radius: 80px;
    clip-path: polygon(50% 0%, 100% 0%, 100% 3600%, 50% 50%);
    -webkit-clip-path: polygon(50% 0%, 100% 0%, 100% 3600%, 50% 50%);
  }

}


@media (min-width: 1200px) {

  .main-menu .main-menu-list,
  .main-menu .main-menu-list ul,
  .stricky-header .main-menu-list,
  .stricky-header .main-menu-list ul {
    display: flex;
  }

  .mobile-nav-buttons {
    display: none;
  }

  .main-menu .mobile-nav-toggler {
    display: none;
  }

}

@media (max-width: 1200px) {

  .wal {
    width: 100%;
  }

  .main-menu .mobile-nav-toggler {
    display: none;
  }

  .main-menu .main-menu-list>li,
  .stricky-header .main-menu-list>li {


    position: relative;
    padding: 0 13px;
  }



  .main-menu-wrapper-logo {
    margin-left: 35px;
  }

  #banner:hover .swiper-button {
    opacity: 0;

  }

  .banner_txt {

    text-align: center;

  }

  .banner-more {
    margin: 10px auto;
  }

  .banner_txt b {
    font-size: 38px;
  }

  .cc-form-box {
    width: 49%;
  }

  .zyzs-list {
    width: 100%;
    padding: 0 15px;
  }

}

@media screen and (max-width:990px) {
  .wal {
    width: 100%;
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto;
  }

  /* 平板：产品区与桌面一致过宽时拉满，证书改为换行 */
  .product-center .wal {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }

  .product-company-list li {
    width: calc((100% - 28px) / 3);
    min-width: 0;
  }

  .our-adv-cert-grid {
    flex-wrap: wrap;
    gap: 14px;
    justify-content: center;
  }

  .our-adv-cert-item {
    flex: 1 1 calc(33.333% - 10px);
    max-width: calc(33.333% - 10px);
    min-width: 140px;
  }

  .our-adv-cert-item img {
    height: 220px;
  }

  .main-header {
    /* margin-top: 70px; */
  }


  .stricky-header .logo {
    display: block;
  }

  .stricky-header .logo2 {
    display: none;
  }

  .main-menu .mobile-nav-toggler {
    display: block;
  }

  .main-menu .main-menu-list {
    display: none;
  }

  .back-to-top {
    display: none !important;
  }

  .zyzs-list-box {
    margin-top: 0;
  }

  .main-menu-wrapper-left {

    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;

  }

  .main-menu-wrapper-logo img {
    max-height: 50px;
  }

  .main-menu-wrapper-logo {
    position: relative;
    margin-right: 35px;
  }

  .main-menu-wrapper-main-menu {

    display: block;
    height: 70px;
    line-height: 70px;

  }

  #banner .swiper-container-horizontal>.swiper-pagination-bullets, .swiper-pagination-custom, .swiper-pagination-fraction {
    bottom: 10px;
  }

  .banner-more {
    display: none;
  }

  .banner_txt p {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.8);
    text-shadow: none;
    display: none;
  }


}

@media screen and (max-width:768px) {

  /* 避免窄屏横向溢出（由固定宽度/负边距等引起） */
  html {
    overflow-x: hidden;
  }

  /*头部*/



  .mobile-nav-toggle {
    top: 5px;
  }



  .banner_txt b {
    font-size: 28px;
    margin: 10px 0;
  }

  .home-video-showcase {
    padding: 46px 0 40px;
  }

  /* 移动端不必强制整屏高度，避免上下留白过大 */
  .home-video-showcase .wal {
    min-height: 0;
    padding: 24px 0 32px;
  }

  .video-headline {
    margin-bottom: 22px;
  }

  .video-headline p {
    letter-spacing: 4px;
    font-size: 12px;
  }

  .video-headline h2 {
    margin-top: 8px;
    font-size: 28px;
  }

  .video-frame {
    border-radius: 16px;
  }

  .banner_txt span {
    font-size: 20px;
  }

  .main_title {
    font-size: 36px;
    margin-bottom: 0;
  }

  .about {
    min-height: auto;
    padding: 44px 0;
  }

  .about-main-title p {
    font-size: 30px;
  }

  .about-main-title span {
    font-size: 14px;
  }

  .about-grid {
    margin-top: 18px;
  }

  .about-panel {
    display: block;
  }

  .about_fl {
    padding: 28px 22px;
    width: 100%;
  }

  .about_fl .m_title {
    font-size: 28px;
  }

  .about_fl p {
    margin-top: 12px;
    line-height: 26px;
    font-size: 14px;
  }

  .about_fr {
    width: 100%;
  }

  .about_fr img,
  .about-alt-visual {
    min-height: 280px;
  }

  .about-sub-grid {
    margin-top: 14px;
    display: block;
  }

  .about-panel-sub {
    width: 100%;
    margin-top: 14px;
  }

  .product-center {
    min-height: auto;
    padding: 44px 0;
  }

  .product-center .wal {
    width: 100%;
    max-width: 100%;
    padding: 0 15px;
    box-sizing: border-box;
  }

  .product-company-grid {
    margin-top: 18px;
    display: block;
    padding: 12px;
    border-radius: 16px;
  }

  .product-company-card {
    width: 100%;
  }

  .product-company-card + .product-company-card {
    margin-top: 16px;
  }

  .product-company-head {
    padding: 18px 14px 12px;
    align-items: flex-start;
    flex-direction: column;
  }

  .product-company-head b {
    font-size: 24px;
  }

  .product-company-head span {
    margin-left: 0;
    margin-top: 6px;
    font-size: 12px;
    letter-spacing: 1px;
  }

  .product-company-list {
    padding: 12px;
    gap: 10px;
  }

  .product-company-list li {
    width: calc(50% - 5px);
  }

  .product-company-list li img {
    width: 100%;
    height: 120px;
  }

  .product-company-info b {
    font-size: 17px;
    margin-bottom: 4px;
  }

  .product-company-info p {
    line-height: 22px;
  }

  .ny-xiaoguo6 li {
    width: calc(50% - 2px);
    float: left;
    border: 1px solid #E0E0E0;
    background: #f5f5f5;
    padding: 20px 0;
    margin-left: -1px;
    transition: all 0.3s;
  }

  .zzsc .tab a {
    display: block;
    font-size: 18px;
    padding: 30px 0;
    width: calc(50% - 10px);
  }

  .ys_con {
    margin-top: 30px;
    padding: 10px;
  }

  .our-advantages {
    min-height: auto;
    padding: 44px 0;
  }

  .our-adv-inner {
    padding: 0 15px;
  }

  .our-adv-subtitle b {
    font-size: 26px;
  }

  .our-adv-subtitle span {
    font-size: 13px;
  }

  .our-advantages #case .swiper-container {
    margin-top: 12px;
  }

  /* 证书区：平板/手机改为换行，避免 5 列挤爆 */
  .our-adv-cert-grid {
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 12px;
  }

  .our-adv-cert-item {
    flex: 1 1 calc(50% - 6px);
    min-width: 0;
    max-width: calc(50% - 6px);
  }

  .our-adv-cert-item img {
    height: 200px;
  }

  .our-adv-strength {
    margin-top: 22px;
  }

  .our-adv-strength-grid {
    gap: 12px;
  }

  .our-adv-strength-item {
    width: calc(50% - 6px);
  }

  .our-adv-strength-img img {
    height: 150px;
  }

  .ys_list_right {
    float: left;
    width: 100%;
  }

  .ys_list_left {
    float: left;
    width: 100%;
  }

  .news_con {
    flex-wrap: wrap;
  }

  /* 覆盖 style 中高特异性规则，新闻区纵向堆叠 */
  .news-footer {
    min-height: 0;
  }

  .news-footer .news_con {
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
    margin: 28px 0 0;
  }

  .news-footer .news_con a {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }

  .news-footer .news_con a:first-child {
    padding: 26px 22px;
  }

  .news-footer .news_con a:last-child {
    margin-top: 0;
    padding: 26px 22px;
  }

  .news-footer .news-two ul {
    margin-top: 20px;
    gap: 12px;
  }

  .news-footer .news-two ul li {
    width: 100%;
    max-width: 100%;
    margin-top: 0;
  }

  .lc_box {
    justify-content: center;
  }

  .lc_box2 {
    flex-direction: row;
    justify-content: center;
  }

  .news_con a:first-child {
    border-right: none;
  }

  .lc_box .item, .lc_box2 .item {
    font-size: 14px;
    display: flex;
    line-height: 24px;
    align-items: center;
    justify-content: center;
    width: calc((100% / 2) - 30px);
    margin: 10px 10px;
  }

  .lc_bg, .lc_bg2, .lc_bg3, .lc_bg4 {
    display: none;
  }

  .news_con a {
    width: 100%;
  }

  .news_con a:last-child {
    padding-left: 0;
    margin-top: 30px;
  }

  .news-footer-news {
    padding: 34px 0 0 !important;
  }

  .news-footer .foot {
    padding: 40px 0;
  }

  .news-two ul li {
    width: 100%;
  }

  .news-list-page {
    margin-top: 18px;
    margin-bottom: 40px;
  }

  .news-list-page .pro_bodyb {
    padding: 14px;
    border-radius: 14px;
  }

  .news-list-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .news-list-item a {
    min-height: 0;
    padding: 18px 16px 14px;
  }

  .news-list-body b {
    font-size: 18px;
  }

  .news-list-body p {
    margin-top: 8px;
    line-height: 22px;
  }

  .main-menu-wrapper-logo {
    margin-left: 15px;
  }

  .zyzs {
    width: calc(50% - 8px);
  }

  .zyzs-list-box {
    padding: 12px 0;
  }

  .zyzs-list {
    gap: 10px;
  }

  .zyzs-content {
    padding: 20px 16px 18px;
  }

  .zyzs-num {
    font-size: 24px;
  }

  .zyzs-content b {
    font-size: 20px;
    margin: 12px 0 8px;
  }

  .zyzs-content p {
    font-size: 13px;
    line-height: 22px;
  }

  .ny-xiaoguo6 li a {
    padding: 15px;
  }

  .ft-nav {
    display: none;
  }

  .foot .ft-contact {
    width: 100%;
    margin-left: 0;
  }

  .foot .ewm {
    width: 100%;
    margin: auto;
  }

  .foot .ewm b {
    display: none;
  }

  .ys {
    background: url(../images/fanga.jpg) no-repeat;
    background-size: cover;
    padding-top: 50px;
    padding-bottom: 10px;
    margin-top: 20px;
  }

  .banner_txt {
    top: 15%
  }

  .main_title p b {
    font-size: 26px;
  }

  .ys_list_left b {
    font-size: 28px;
  }

  .news_con a:first-child {
    padding: 0;
  }

}

@media (max-width: 640px) {
  .home-video-showcase {
    padding: 38px 0 44px;
  }

  .video-headline h2 {
    font-size: 24px;
  }

  .disblak {
    margin-top: 30px;
    padding: 10px;
  }

  .disblak tr {
    display: flex;
    flex-direction: column;

  }

}

@media screen and (max-width:480px) {

  .main-menu-wrapper-left {

    display: flex;
    justify-content: space-between;
    align-items: center;


  }


  .main-menu-wrapper-logo img {
    height: 42px;
  }

  .banner_txt b {
    font-size: 20px;
    margin: 10px 0;
  }

  .banner_txt span {
    font-size: 16px;
  }

  .main_title {
    font-size: 26px;
  }

  .main_title p {
    margin-bottom: 8px;
  }

  .ny-xiaoguo6 li b {
    font-size: 20px;
  }

  .about-main-title p {
    font-size: 26px;
  }

  .product-company-head b {
    font-size: 22px;
  }

  .product-company-list li a {
    padding: 10px;
  }

  .product-company-list li {
    width: 100%;
  }

  .product-company-list li img {
    height: 180px;
  }

  .product-company-grid {
    padding: 10px;
  }

  .our-adv-strength-item {
    width: 100%;
  }

  .our-adv-strength-img img {
    height: 190px;
  }

  /* 证书纯并排：移动端改为单列或两列 */
  .our-adv-cert-grid {
    flex-wrap: wrap;
    gap: 12px;
    justify-content: flex-start;
  }

  .our-adv-cert-item {
    flex: 0 0 calc(50% - 6px);
  }

  .our-adv-cert-item img {
    height: 220px;
  }

  .zyzs {
    width: 100%;
  }

  .news-list-page .pro_bodyb {
    padding: 12px;
  }

  .news-list-item a {
    padding: 15px 14px 12px;
  }

  .news-list-body b {
    font-size: 17px;
  }

  .news-list-meta {
    margin-top: 12px;
    padding-top: 10px;
    gap: 6px;
  }

  .news-list-date,
  .news-list-more {
    font-size: 12px;
  }

}