@font-face {
  font-family: "Source Han Sans CN";
  src: url("../font/sy.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}
header .pc_nav {
  background-color: rgba(0, 0, 0, 0.2);
  width: 100%;
  padding: 1% 10%;
  position: fixed;
  top: 0;
  left: 0;
  transition: background-color 0.3s ease;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
header .pc_nav .logo {
  width: 169px;
  height: 37px;
  position: relative;
}
header .pc_nav .logo a {
  display: block;
  width: 100%;
  height: 100%;
}
header .pc_nav .logo a img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
header .pc_nav .logo a .logo_gray {
  opacity: 1;
  visibility: visible;
}
header .pc_nav .logo a .logo_color {
  opacity: 0;
  visibility: hidden;
}
header .pc_nav nav ul.nav {
  width: 515px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0;
  margin: 0;
}
header .pc_nav nav ul.nav > li.menu-dropdown {
  position: relative;
}
header .pc_nav nav ul.nav > li.menu-dropdown::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 30px;
  bottom: -30px;
  z-index: 1;
}
header .pc_nav nav ul.nav > li.menu-dropdown > a {
  font-family: "Source Han Sans CN", "Noto Sans SC", sans-serif;
  font-weight: 400;
  font-size: 16px;
  color: #FFFFFF;
  line-height: 46px;
  position: relative;
  text-decoration: none;
  transition: color 0.3s ease;
}
header .pc_nav nav ul.nav > li.menu-dropdown > a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -15px;
  width: 100%;
  height: 4px;
  border-radius: 3px;
  background: #64B844;
  transition: transform 0.3s ease;
  transform-origin: left center;
  transform: scaleX(0) translateY(8px);
}
header .pc_nav nav ul.nav > li.menu-dropdown > a.active {
  color: #64B844;
}
header .pc_nav nav ul.nav > li.menu-dropdown > a.active::after {
  transform: scaleX(1) translateY(0);
}
header .pc_nav nav ul.nav > li.menu-dropdown:hover > a {
  color: #64B844;
}
header .pc_nav nav ul.nav > li.menu-dropdown:hover > a::after {
  transform: scaleX(1) translateY(0);
}
header .pc_nav nav ul.nav > li.menu-dropdown:hover > ul.dropdown-menu {
  opacity: 1;
  visibility: visible;
  max-height: 800px;
  transform: translate(-50%, 0);
}
header .pc_nav nav ul.nav > li.menu-dropdown > ul.dropdown-menu {
  position: absolute;
  left: 50%;
  top: 150%;
  background: #FFFFFF;
  border-radius: 4px;
  min-width: 110px;
  padding: 26px 0;
  margin: 0;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
  opacity: 0;
  visibility: hidden;
  max-height: 0;
  transform: translate(-50%, -10px);
  transition: all 0.3s ease;
  z-index: 99;
}
header .pc_nav nav ul.nav > li.menu-dropdown > ul.dropdown-menu > li {
  margin-bottom: 23px;
}
header .pc_nav nav ul.nav > li.menu-dropdown > ul.dropdown-menu > li:last-child {
  margin-bottom: 0;
}
header .pc_nav nav ul.nav > li.menu-dropdown > ul.dropdown-menu > li > a {
  display: block;
  text-align: center;
  font-size: 14px;
  color: #333333;
  line-height: 1.5;
  text-decoration: none;
  transition: color 0.3s ease;
}
header .pc_nav nav ul.nav > li.menu-dropdown > ul.dropdown-menu > li > a:hover {
  color: #64B844;
}
header .pc_nav .contact {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 311px;
  height: 100%;
}
header .pc_nav .contact .tel {
  display: flex;
  align-items: center;
  font-family: "Source Han Sans CN", "Noto Sans SC", sans-serif;
  font-weight: 500;
  font-size: 20px;
  color: #64B844;
  line-height: 46px;
}
header .pc_nav .contact .tel img {
  margin-right: 8px;
}
header .pc_nav .contact .join {
  width: 114px;
  height: 46px;
  background: #64B844;
  border-radius: 23px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "Source Han Sans CN", "Noto Sans SC", sans-serif;
  font-weight: 400;
  font-size: 16px;
  color: #FFFFFF;
  text-decoration: none;
  transition: background-color 0.3s ease;
}
header .pc_nav .contact .join:hover {
  background: #549a39;
}
header .pc_nav.color {
  background-color: #FFFFFF;
}
header .pc_nav.color .logo a .logo_gray {
  opacity: 0;
  visibility: hidden;
}
header .pc_nav.color .logo a .logo_color {
  opacity: 1;
  visibility: visible;
}
header .pc_nav.color nav ul.nav > li.menu-dropdown > a {
  color: #333333;
}
header .pc_nav.color nav ul.nav > li.menu-dropdown > .active,
header .pc_nav.color nav ul.nav > li.menu-dropdown:hover > a {
  color: #64B844;
}
header .mobile_top {
  display: none;
  width: 100%;
  box-sizing: border-box;
  padding: 2% 5%;
  align-items: center;
  justify-content: space-between;
  background-color: #fff;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999;
}
header .mobile_top a {
  width: 140px;
}
header .mobile_top a img {
  width: 100%;
}
header .hamburger {
  display: none;
  width: 30px;
  height: 22px;
  position: relative;
  cursor: pointer;
  z-index: 201;
}
header .hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: #333;
  position: absolute;
  left: 0;
  transition: all 0.3s ease;
}
header .hamburger span:nth-child(1) {
  top: 0;
}
header .hamburger span:nth-child(2) {
  top: 50%;
  transform: translateY(-50%);
}
header .hamburger span:nth-child(3) {
  bottom: 0;
}
header .hamburger.active span {
  background: #333;
}
header .hamburger.active span:nth-child(1) {
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
}
header .hamburger.active span:nth-child(2) {
  opacity: 0;
}
header .hamburger.active span:nth-child(3) {
  bottom: 50%;
  transform: translateY(50%) rotate(-45deg);
}
header .mobile_mask {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 199;
}
header .mobile_mask.active {
  display: block;
}
header .mobile_nav {
  position: fixed;
  top: 0;
  right: -80%;
  width: 80%;
  max-width: 360px;
  height: 100%;
  background: #fff;
  z-index: 99999;
  transition: right 0.3s ease;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}
header .mobile_nav.active {
  right: 0;
}
header .mobile_nav .mobile_header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2% 5%;
  border-bottom: 1px solid #f0f0f0;
}
header .mobile_nav .mobile_header .mobile_logo img {
  width: 140px;
}
header .mobile_nav .mobile_header .mobile_close {
  z-index: 2;
  width: 30px;
  height: 30px;
  position: relative;
  cursor: pointer;
}
header .mobile_nav .mobile_header .mobile_close span {
  display: block;
  width: 24px;
  height: 2px;
  background: #333;
  position: absolute;
  top: 50%;
  left: 50%;
}
header .mobile_nav .mobile_header .mobile_close span:nth-child(1) {
  transform: translate(-50%, -50%) rotate(45deg);
}
header .mobile_nav .mobile_header .mobile_close span:nth-child(2) {
  transform: translate(-50%, -50%) rotate(-45deg);
}
header .mobile_nav .mobile_menu {
  flex: 1;
  padding: 10px 0;
}
header .mobile_nav .mobile_menu > li > a {
  display: block;
  padding: 5%;
  font-size: 14px;
  color: #333;
}
header .mobile_nav .mobile_menu > li > a.active {
  color: #64B844;
}
header .mobile_nav .mobile_menu .mobile_sub {
  position: relative;
}
header .mobile_nav .mobile_menu .mobile_sub .arrow {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: absolute;
  top: 0px;
  right: 10px;
}
header .mobile_nav .mobile_menu .mobile_sub .arrow::before {
  content: "";
  width: 10px;
  height: 10px;
  border: solid #9999996b;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
  transition: transform 0.3s ease;
}
header .mobile_nav .mobile_menu .mobile_sub .arrow.active::before {
  transform: rotate(-180deg);
}
header .mobile_nav .mobile_menu .mobile_sub.open .arrow {
  transform: rotate(-180deg);
}
header .mobile_nav .mobile_menu .mobile_submenu {
  display: none;
  background: #fafafa;
}
header .mobile_nav .mobile_menu .mobile_submenu li a {
  display: block;
  padding: 5%;
  font-size: 12px;
  color: #666;
}
header .mobile_nav .mobile_menu .mobile_submenu li a:active {
  color: #64B844;
}
header .mobile_nav .mobile_menu .mobile_sub.open .mobile_submenu {
  display: block;
}
header .mobile_nav .mobile_contact {
  padding: 20px;
  border-top: 1px solid #f0f0f0;
}
header .mobile_nav .mobile_contact .mobile_tel {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 18px;
  font-weight: 500;
  color: #333;
  margin-bottom: 16px;
}
header .mobile_nav .mobile_contact .mobile_tel img {
  width: 20px;
  height: 20px;
}
header .mobile_nav .mobile_contact .mobile_join {
  display: block;
  width: 100%;
  height: 48px;
  line-height: 48px;
  text-align: center;
  background: #64B844;
  color: #fff;
  border-radius: 8px;
  font-size: 16px;
}
footer .bottom-nav {
  display: none;
}
footer .container {
  display: flex;
  flex-direction: column;
  width: 100%;
  padding: 3% 10%;
  padding-bottom: 47px;
  background: #FFFFFF;
}
footer .container .footer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
footer .container .footer-row .footer-col-left {
  display: flex;
  flex-direction: column;
}
footer .container .footer-row .footer-col-left .footer-logo {
  margin-bottom: 26px;
}
footer .container .footer-row .footer-col-left .footer-desc {
  font-family: Source Han Sans CN;
  font-weight: 300;
  font-size: 14px;
  color: #666666;
  line-height: 1.5;
  margin-bottom: 35px;
}
footer .container .footer-row .footer-col-left .footer-contact {
  display: flex;
  flex-direction: column;
}
footer .container .footer-row .footer-col-left .footer-contact .contact-item {
  display: flex;
  align-items: center;
  margin-bottom: 17px;
}
footer .container .footer-row .footer-col-left .footer-contact .contact-item .icon {
  margin-right: 14px;
}
footer .container .footer-row .footer-col-left .footer-contact .contact-item .text {
  font-family: Source Han Sans CN;
  font-weight: 400;
  font-size: 16px;
  color: #333333;
}
footer .container .footer-row .footer-col-right {
  width: 50%;
  display: flex;
  justify-content: space-between;
}
footer .container .footer-row .footer-col-right .footer-col {
  display: flex;
  flex-direction: column;
}
footer .container .footer-row .footer-col-right .footer-col a {
  font-family: Source Han Sans CN;
  font-weight: 400;
  font-size: 16px;
  color: #666666;
  margin-bottom: 25px;
  transition: all 0.3s ease-in-out;
}
footer .container .footer-row .footer-col-right .footer-col a:hover {
  color: #64B844;
}
footer .container .footer-row .footer-col-right .footer-col ul > li {
  display: flex;
  flex-direction: column;
}
footer .container .footer-copyright {
  margin-top: 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: Source Han Sans CN;
  font-weight: 400;
  font-size: 16px;
  color: #666666;
  text-align: center;
  line-height: 2;
  opacity: 0.5;
}
footer .float-sidebar {
  position: fixed;
  right: 24px;
  bottom: 80px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
footer .float-sidebar .float-item {
  width: 76px;
  height: 76px;
  background: #64B844;
  border-radius: 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  transition: background 0.3s ease, transform 0.3s ease;
  text-decoration: none;
  flex-shrink: 0;
}
footer .float-sidebar .float-item .float-icon {
  width: 28px;
  height: 28px;
  margin-bottom: 6px;
}
footer .float-sidebar .float-item .float-icon svg {
  width: 100%;
  height: 100%;
  fill: #ffffff;
}
footer .float-sidebar .float-item span {
  font-size: 12px;
  color: #ffffff;
  line-height: 1;
  font-family: "Source Han Sans CN", sans-serif;
}
footer .float-sidebar .float-item .float-pop {
  position: absolute;
  right: 100%;
  top: 50%;
  transform: translateY(-50%) translateX(12px);
  background: #ffffff;
  border-radius: 10px;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.15);
  padding: 14px 18px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  white-space: nowrap;
  margin-right: 14px;
  z-index: 1;
}
footer .float-sidebar .float-item .float-pop::after {
  content: "";
  position: absolute;
  right: -5px;
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
  width: 10px;
  height: 10px;
  background: #ffffff;
}
footer .float-sidebar .float-item .float-pop .tel-num {
  font-size: 18px;
  font-weight: bold;
  color: #64B844;
  margin: 0;
  font-family: "Source Han Sans CN", sans-serif;
}
footer .float-sidebar .float-item:hover {
  background: #539c38;
  transform: translateX(-3px);
}
footer .float-sidebar .float-item:hover .float-pop {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) translateX(0);
}
footer .float-sidebar .float-item[data-type="wechat"] .float-pop {
  padding: 10px;
  width: 130px;
  height: 130px;
}
footer .float-sidebar .float-item[data-type="wechat"] .float-pop img {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 4px;
}
footer .float-sidebar .float-top {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #64B844;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-top: 6px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  flex-shrink: 0;
}
footer .float-sidebar .float-top svg {
  width: 24px;
  height: 24px;
  fill: #ffffff;
}
footer .float-sidebar .float-top:hover {
  background: #539c38;
  transform: translateY(-3px);
  box-shadow: 0 6px 16px rgba(100, 184, 68, 0.4);
}
footer .float-sidebar .float-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
@media (max-width: 767px) {
  footer .float-sidebar {
    display: none;
  }
}
@media (max-width: 1199px) {
  header .pc_nav {
    padding: 1% 5%;
  }
  header .pc_nav .logo {
    width: 10%;
  }
  header .pc_nav .logo a {
    width: 100%;
  }
  header .pc_nav .logo a img {
    top: 30%;
  }
  header .pc_nav nav {
    width: 50%;
  }
  header .pc_nav nav ul.nav {
    width: 100%;
  }
  header .pc_nav nav ul.nav li.menu-dropdown a {
    font-size: 14px;
  }
  header .pc_nav .contact {
    width: 22%;
  }
  header .pc_nav .contact .tel {
    font-size: 14px;
  }
  header .pc_nav .contact .join {
    width: auto;
    height: auto;
    padding: 2% 5%;
    font-size: 14px;
  }
  footer .container {
    padding: 3% 5%;
  }
}
@media (max-width: 991px) {
  header .pc_nav {
    display: none;
  }
  header .mobile_top {
    display: flex;
  }
  header #pc_nav nav,
  header #pc_nav .contact {
    display: none !important;
  }
  header .hamburger {
    display: block;
    z-index: 1;
  }
  body {
    padding-bottom: 60px;
  }
  footer .container {
    padding: 3% 5%;
  }
  footer .bottom-nav {
    position: fixed;
    bottom: 2%;
    left: 5%;
    width: 90%;
    height: 60px;
    display: flex;
    z-index: 999;
    border-radius: 30px;
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-top: 1px solid rgba(255, 255, 255, 0.4);
    box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.06);
  }
  footer .bottom-nav .nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: #333;
    cursor: pointer;
    transition: opacity 0.2s;
  }
  footer .bottom-nav .nav-item .icon {
    width: 22px;
    height: 22px;
    margin-bottom: 4px;
  }
  footer .bottom-nav .nav-item span {
    font-size: 12px;
    line-height: 1;
    color: #666;
  }
  footer .bottom-nav .nav-item:active {
    opacity: 0.6;
  }
}
@media (max-width: 767px) {
  footer .container {
    padding: 5%;
  }
  footer .container .footer-row .footer-col-left {
    width: 100%;
    align-items: center;
    justify-content: center;
  }
  footer .container .footer-row .footer-col-left .footer-logo {
    margin-bottom: 2%;
  }
  footer .container .footer-row .footer-col-left .footer-desc {
    margin-bottom: 2%;
    text-align: center;
    line-height: 2;
  }
  footer .container .footer-row .footer-col-left .footer-contact {
    display: none;
  }
  footer .container .footer-row .footer-col-right {
    display: none;
  }
  footer .container .footer-copyright {
    margin-top: 0;
    font-size: 12px;
    line-height: 1.5;
  }
}
.swiper-container,
.banner-swiper,
.product-swiper,
.news-swiper,
.cert-swiper,
.product-right {
  touch-action: pan-y;
  -webkit-user-select: none;
  user-select: none;
}