@media (max-width: 1580px) {
  .product-sec3 .swiper {
    padding: max(60px, 5%) 0 max(50px, 20%);
  }
}

@media (max-width: 1280px) {
  header {
    padding: 0 20px;
  }
}

/* -------- <=1024: 平板竖屏/小桌面 -------- */
@media (max-width: 1024px) {
  .flex-dir-col-thin {
    flex-direction: column;
  }

  .flex-dir-col-thin>* {
    width: 100% !important;
  }

  .sec-wrap,
  .sec-wrap-sub,
  .sec-wrap-thin {
    --padding: 50px;
  }

  .main,
  .main-thin {
    margin: 0 20px;
  }

  header .main,
  header .main-thin {
    padding: 0 10px;
  }

  .header-wrap .nav,
  .header-area-r .lang-wrap,
  .footer-wrap .area-middle {
    display: none;
  }

  .mobile-nav {
    display: block;
    box-shadow: 0 2px 4px rgba(0, 0, 0, .08);
  }

  .mobile-nav .ph_l {
    width: 61%;
    height: 100%;
    position: fixed;
    top: var(--header-h);
    left: -61%;
    z-index: 1120;
    overflow: hidden;
    background: #fff;
    color: rgba(255, 255, 255, .6);
    transition: left .3s;
    box-shadow: 0 -1px 4px rgba(0, 0, 0, .08);
  }

  .mobile-nav .ph_l .sign {
    padding: 20px;
    border-radius: 0;
  }

  .mobile-nav .ph_l .sign-wrap {
    gap: 20px;
  }

  .mobile-nav .ph_l .btn-wrap-m {
    margin-top: 20px;
    padding: 20px;
    gap: 20px;
  }

  .mobile-nav .ph_l .btn-wrap-m .btn-lay {
    width: 100%;
    text-align: center;
  }

  .mobile-nav .ph_r {
    display: block;
    width: 40%;
    height: 100%;
    background: rgba(0, 0, 0, .6);
    position: fixed;
    right: -40%;
    top: var(--header-h);
    z-index: 1101;
    transition: right .3s;
    box-shadow: 0 -1px 4px rgba(0, 0, 0, .08);
  }

  .ph_l ul li {
    border-bottom: 1px solid #ccc;
    position: relative;
  }

  .ph_l ul li a {
    padding: 20px;
    color: #000;
    cursor: pointer;
  }

  .ph_l ul li a svg {
    transition: .3s;
  }

  .ph_l ul li a.active svg {
    transform: rotate(90deg);
  }

  .ph_l ul .mobile-nav_secont {
    margin-left: 5px;
  }

  .ph_l ul .mobile-nav_secont a {
    padding: 10px;
  }

  .btn-head-nav-toggle {
    display: block;
    margin-left: 10px;
  }

  .mob-nav-sec {
    margin-bottom: 20px;
    display: none;
  }

  .ph_l ul li .mob-nav-sec a {
    display: block;
    padding: 5px 40px;
  }

  .btn-large-nav-expand {
    display: inherit;
    flex-direction: column;
    cursor: pointer;
    padding-left: 20px;
  }

  .btn-large-nav-expand i {
    display: block;
    width: 24px;
    height: 2px;
    flex: 0 0 auto;
    background: var(--theme-color);
    margin-bottom: 4px;
    transition: .5s cubic-bezier(.15, 1, .336, 1)
  }

  .btn-large-nav-expand i:last-of-type {
    margin-bottom: 0
  }

  .btn-large-nav-expand.active i {
    transition: .4s cubic-bezier(.1, .84, .2, 1.4)
  }

  .btn-large-nav-expand.active i:first-of-type {
    transform: translateY(300%) rotate(45deg)
  }

  .btn-large-nav-expand.active i:nth-of-type(2) {
    transform: scaleX(0)
  }

  .btn-large-nav-expand.active i:nth-of-type(3) {
    transform: translateY(-300%) rotate(-45deg)
  }

  .index-banner-plate {
    left: 50px;
    bottom: 100px;
  }

  .index-sec4 .card1,
  .index-sec4 .card2,
  .index-sec4 .card3 {
    width: 100%;
    aspect-ratio: 4 / 3;
    padding: 30px;
  }

  .banner .page-intro {
    width: 100%;
  }

  .aboutus-sec3 .leader-wrap .item-wrap .photo {
    height: 50%;
  }

  .aboutus-sec3 .department {
    flex-wrap: wrap;
  }

  .aboutus-sec3 .department .item {
    width: calc((100% - 10px) / 2);
  }

  .aboutus-sec4 .item:nth-child(even) {
    flex-direction: column;
  }

  .index-sec4 .card1 {
    margin-top: 0;
  }

  .aboutus-sec4 .item .txt {
    padding-bottom: 60px;
  }

  .product-sec3 .swiper-slide-active .slide-wrap {
    transform: scale(1.2);
  }

  .product-sec3 .swiper-handle {
    bottom: 20px;
  }

  .news-top .txt .time {
    margin-top: 30px;
  }

  .card-wrap {
    --column: 2;
  }

  .news-detail-sec1 {
    margin-top: 120px;
  }

  .joinus-sec1 .card-wrap {
    --column: 2;
  }

  .contact-banner .slogan {
    margin-top: 140px;
  }
}

@media (max-width: 576px) {
  .card-wrap {
    --column: 1;
  }

  .flex-dir-col-min {
    flex-direction: column;
  }

  .flex-dir-col-min>* {
    width: 100% !important;
  }

  :root {
    --header-h: 60px;
  }

  header {
    padding: 0;
    top: 0;
  }

  .header-wrap {
    margin: 0 20px;
    height: var(--header-h);
  }

  header .logo {
    height: 100%;
  }

  header .logo img {
    height: calc(100% - 20px);
  }

  body.scrolled header,
  body.scrolled .mobile-nav {
    --header-h: 60px;
  }

  .index-sec2 .sec-area img {
    height: 35vh;
    margin-top: 20px;
  }

  .index-sec2 .swiper-handle {
    left: unset;
    right: 20px;
    bottom: 20px;
  }

  .aboutus-sec3 .card-wrap {
    --column: 1;
  }

  .aboutus-sec3 .department .item {
    width: 100%;
    height: 320px;
  }

  .product-sec1 .card-wrap {
    --column: 1;
  }

  .product-sec2 .swiper-slide {
    width: calc(100% - 20px);
  }

  .product-sec3 .swiper {
    padding-bottom: 100px;
  }

  .product-sec3 .swiper-handle {
    bottom: 0;
  }

  .filter-wrap {
    gap: 20px;
  }

  .notice-wrap .item .time {
    align-items: flex-start;
  }

  .full-page {
    height: 50vh;
  }

  .action--site-about-us .banner.full-page {
    height: 80vh;
  }

  .action--site-about-us .banner .slogan {
    top: 25%;
  }

  .contact-banner .slogan {
    color: var(--theme-color);
  }

  .footer .area-right img {
    width: 50%;
  }

  .copyright-wrap {
    padding-left: 0;
    padding-right: 0;
    gap: 20px;
  }

  .index-sec3 .label1 {
    left: 5%;
  }

  .index-sec3 .label2 {
    left: 52%;
  }

  .roll-wrap {
    margin-top: 50px;
    width: 40px;
    height: 40px;
  }

  .banner .page-intro {
    line-height: 1.5;
  }

  .dialog .leader-intro .pic {
    display: none;
  }

  .dialog-wrap {
    width: calc(100% - 20px);
  }

  .breadcrumb {
    left: 20px;
  }

  .index-banner-plate {
    left: 0;
  }

  .filter-type .item {
    width: 50%;
  }

  .option-bar {
    display: none;
  }

  .test-sec1 {
    margin-top: 50px;
  }

  .option-item,
  .option-cont .item {
    width: 100% !important;
  }

  .option-choose {
    width: 15px;
    height: 15px;
    margin-top: 4px;
  }

  .option-title {
    font-size: 16px;
  }

  .joinus-sec1 .card-wrap {
    --column: 1;
  }

  .joinus-sec2 .item-top .icon {
    --icon-lay-w: 30px;
  }

  .joinus-sec2 .item-top {
    gap: 50px;
  }

  .aboutus-sec3 .leader-wrap .item-wrap .photo {
    height: 70%;
    right: 10px;
  }

  .product-sec1 .intro {
    opacity: 1;
  }

  .product-sec1 .icon {
    display: none;
  }

  .index-sec3 .honor-wrap .swiper-slide {
    padding-left: 40px;
    padding-right: 40px;
  }

  .index-sec3 .honor-wrap::after {
    content: unset;
  }

  .index-sec3 .honor-wrap .swiper-slide .title {
    font-size: 14px;
  }

  .index-sec3 .honor-wrap .swiper-slide .intro {
    font-size: 16px;
  }

  .index-sec3 .honor-wrap .swiper-slide::after {
    left: -5px;
  }

  .index-sec3 .honor-wrap .swiper-slide::before {
    right: 5px;
  }

}