:root {
  --theme: #0053c7;
  --duration: 0.45s;
  --header-height:70px;
  /* --- font40以下 */
  --font12: 12px;
  --font14: 14px;
  --font15: clamp(14px, 0.15rem, 15px);
  --font16: 16px;
  --font17: clamp(16px, 0.17rem, 17px);
  --font18: clamp(16px, 0.18rem, 18px);
  --font20: clamp(16px, 0.2rem, 20px);
  --font21: clamp(16px, 0.21rem, 21px);
  --font22: clamp(16px, 0.22rem, 22px);
  --font24: clamp(17px, 0.24rem, 24px);
  --font26: clamp(18px, 0.26rem, 26px);
  --font28: clamp(18px, 0.28rem, 28px);
  --font30: clamp(20px, 0.3rem, 30px);
  --font32: clamp(20px, 0.32rem, 32px);
  --font34: clamp(22px, 0.34rem, 34px);
  --font36: clamp(22px, 0.36rem, 36px);
  --font38: clamp(24px, 0.38rem, 38px);
  /* --- font40 */
  --font40: clamp(23px, 0.4rem, 40px);
  --font42: clamp(24px, 0.42rem, 42px);
  --font44: clamp(24px, 0.44rem, 44px);
  --font46: clamp(25px, 0.46rem, 46px);
  --font48: clamp(26px, 0.48rem, 48px);
  /* --- font50 */
  --font50: clamp(28px, 0.5rem, 50px);
  --font52: clamp(28px, 0.52rem, 52px);
  --font54: clamp(28px, 0.54rem, 54px);
  --font56: clamp(28px, 0.56rem, 56px);
  --font58: clamp(29px, 0.58rem, 58px);
  /* --- font60 */
  --font60: clamp(30px, 0.6rem, 60px);
  --font62: clamp(31px, 0.62rem, 62px);
  --font64: clamp(31px, 0.66rem, 64px);
  --font66: clamp(31px, 0.66rem, 66px);
  --font68: clamp(31px, 0.68rem, 68px);
  /* --- font70以及以上 */
  --font70: clamp(32px, 0.7rem, 70px);
  --font72: clamp(32px, 0.72rem, 72px);
  --font80: clamp(32px, 0.8rem, 80px);
  --font88: clamp(32px, 0.88rem, 88px);
  --font100: 1rem;
  --font120: 1.2rem;
  --font160: 1.6rem;
  --font230: 2.3rem;
  --font400: 4rem;
  --space-min: 30px;
  --space: 45px;
}

html {
  font-size: calc(100vw / 19.2);
}

@media (min-width: 1921px) {
  html {
    font-size: 100px;
  }
}

@media (max-width: 767px) {
  html {
    font-size: calc(100vw / 15.36);
  }
}

@font-face {
  font-family: "Saira Stencil One";
  src: url("../font/SairaStencilOne-Regular.ttf");
  font-display: swap;
}

@font-face {
  font-family: "Open Sans";
  src: url("../font/OpenSans-Regular.ttf");
  font-display: swap;
}

body {
  font-size: 16px;
}

body.lock {
  overflow: hidden;
}

.wrap {
  width:1500px;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 768px) {
  .wrap {
    width: 92% !important;
  }
}

header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 9999;
  background:#003c8c;
}

header .wrap {
  width: 100%;
  max-width: none;
  padding: 0 max(0.24rem, 24px);
    display: flex;
    align-content: center;
    align-items: center;
    justify-content: space-around;
}

header.hide {

  transform: translateY(-100%);
  opacity: 0;
}

.header-wrap {
  gap: 0;
  height: 100%;
}


.header-wrap .brand-block {
  display: flex;
  align-items: center;
  column-gap: max(0.12rem, 15px);
  flex-shrink: 0;
}

.header-wrap .logo {
  display: flex;
  float: left;
  align-items: center;
  justify-content: flex-start;
  user-select: none;
  cursor: pointer;
  flex-shrink: 0;
  text-decoration: none;
  position: absolute;
  left:43px;
}


.header-wrap .logo_right {
  float: left;
  padding-left: 18px;
}
.header-wrap .logo_right img{
  height: 40px;
}


.header-wrap .logo img {
  display: block;
  height: auto;
  object-fit: contain;
  height:45px;
}

.logo-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.logo-text .logo-cn {
  font-size: var(--font20);
  font-weight: 600;
  color: #ffffff;
  letter-spacing: 0.08em;
}

.logo-text .logo-en {
  font-size: var(--font12);
  font-weight: 500;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.75);
}

.brand-slogan {
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: #ffffff;
  border-left: 1px solid rgba(255, 255, 255, 0.35);
  padding-left: max(0.16rem, 16px);
}

.brand-slogan .slogan-main {
  font-size: var(--font18);
  font-weight: 600;
  letter-spacing: 0.1em;
}

.brand-slogan .slogan-sub {
  margin-top: 4px;
  font-size: var(--font14);
  letter-spacing: 0.2em;
  opacity: 0.85;
}

.mobile-menu-btn {
  display: none;
}
.header-wrap .nav {
  height: 100%;
  float: left;
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  width: 100%;
  margin: 0;
  width: 40%;
  margin-left: 290px;
}


.header-wrap .nav .nav-item {
  height: 100%;
  position: relative;
  z-index: 10;
  flex: 1 1 0;
  display: flex;z-index: 999;
  align-items: center;
  justify-content: center;
  padding: 0 max(0.12rem, 12px);
  border-right: 1px dashed rgba(255, 255, 255, 0.25);
}

/* .header-wrap .nav .nav-item:first-child {
  border-left: 1px dashed rgba(255, 255, 255, 0.25);
} */

.header-wrap .nav .nav-item:last-child {
  border-right: none;
}


.header-wrap .nav .nav-item.active .item-top .link,
.header-wrap .nav .nav-item.hover .item-top .link,
.header-wrap .nav .nav-item:hover .item-top .link {
  color: #fff;
}

.header-wrap .nav .nav-item.active .item-top .link::after,
.header-wrap .nav .nav-item.hover .item-top .link::after,
.header-wrap .nav .nav-item:hover .item-top .link::after {
  width: 100%;
}


.header-wrap .nav .nav-item .item-top {
  height: 100%;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}


.header-wrap .nav .nav-item .item-top .link {
  position: relative;
  font-family: Open Sans, sans-serif;
  font-size: var(--font16);
  font-weight: 500;
  line-height: 1;
  text-transform: none;
  letter-spacing: 0.08em;
  color: #f6faff;
  z-index: 1;
  white-space: nowrap;
  text-align: center;
  line-height: 70px;
  padding: 0 6px;
  width: 100%;
  text-decoration: none;
  transition: var(--duration);
}

.header-wrap .nav .nav-item.active,
.header-wrap .nav .nav-item:hover {
  background: rgba(0, 90, 214, 0.95);
}

.header-wrap .nav .nav-item.active::after,
.header-wrap .nav .nav-item:hover::after {
  content: "";
  position: absolute;
  left: 0%;
  right: 0%;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: #ffffff;
  transition: var(--duration);
}


.header-wrap .nav .nav-item .item-bottom {
  position: absolute;
  left: 50%;
  z-index: 999;
  transform: translateX(-50%);
  top: 100%;
  min-width: 100%;
  text-align: center;
  background-color: #fff;
  white-space: nowrap;
  padding: 20px 0;
  display: none;
}

.header-wrap .nav .nav-item .item-bottom .bottom-link {
  display: block;
  padding: 10px;
  font-size: var(--font14);
  color: #333333;
  line-height: 1;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
  transition: var(--duration);
}

.header-wrap .nav .nav-item .item-bottom .bottom-link:not(:last-child) {
  margin-bottom: 5px;
}

.header-wrap .nav .nav-item .item-bottom .bottom-link::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: 0;
  height: 100%;
  transition: var(--duration);
  background-color: var(--theme);
  z-index: -1;
}

.header-wrap .nav .nav-item .item-bottom .bottom-link:hover {
  color: #fff;
}

.header-wrap .nav .nav-item .item-bottom .bottom-link:hover::after {
  width: 100%;
  left: 0;
  right: auto;
}

footer {}

.footer-wrap {
  background-repeat: no-repeat;
  background-size: cover;
  background-position: right bottom;
  background: #003c8c;

}
.footer-wrap-box {
  padding: 40px 0;
}

.footer-wrap .foot-top {
  padding-top: max(0.75rem, 35px);
  padding-bottom: 1.08rem;
}

.footer-wrap .foot-top .list {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  column-gap: 20px;
}

.footer-wrap .foot-top .list .item .item-title {
  display: block;
  width: fit-content;
  font-family: Open Sans, sans-serif;
  font-size: var(--font20);
  font-weight: bold;
  line-height: normal;
  text-align: center;
  letter-spacing: 0.1em;
  color: #f6f6f6;
  transition: var(--duration);
}

.footer-wrap .foot-top .list .item .item-title:hover {
  color: var(--theme);
}

.footer-wrap .foot-top .list .item .group {
  margin-top: 20px;
}

.footer-wrap .foot-top .list .item .group .link {
  display: block;
  width: fit-content;
  font-size: var(--font14);
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0.1em;
  color: #c9c9c9;
  transition: var(--duration);
}

.footer-wrap .foot-top .list .item .group .link:not(:last-child) {
  margin-bottom: 5px;
}

.footer-wrap .foot-top .list .item .group .link:hover {
  color: var(--theme);
}
.footer-map {
  float: right;
}
.footer-wrap .wrap {
  height: auto;overflow: hidden;
}
.footer-wrap .copyright {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  row-gap: 10px;
  column-gap: 20px;
  text-align: center;
  background: #0a2244;
  color: #b5beca;
  padding: 15px 0;
  font-size: 14px;
}
.footer-wrap .copyright a {
  color: #b5beca;
}

.footer-wrap .copyright .text {
  font-family: Arial, sans-serif;
  font-size: var(--font14);
  font-weight: normal;
  line-height: normal;
  letter-spacing: 0em;
  color: #a4a4a4;
}

.footer-wrap .copyright .icon-list {
  display: flex;
  align-items: center;
  column-gap: max(0.28rem, 20px);
}

.footer-wrap .copyright .icon-list .icon-item {
  user-select: none;
  cursor: pointer;
  transition: var(--duration);
}

.footer-wrap .copyright .icon-list .icon-item:hover svg {
  fill: var(--theme);
}

/* 搜索按钮样式 */
.search-btn {
  display: flex;
  align-items: center;
  column-gap: 8px;
  cursor: pointer;
  color: #fff;
  float: right;
  z-index: 10;
  font-size: var(--font16);
  font-weight: 500;
  padding-left: max(0.2rem, 20px);
  border-left: 1px dashed rgba(255, 255, 255, 0.35);
}


.search-icon {
  display: block;
  width: 100%;
  height: 100%;
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%236C6C6C" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"></circle><path d="m21 21-4.35-4.35"></path></svg>');
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  transition: var(--duration);
}

.search-btn:hover .search-icon {
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23204ecf" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"></circle><path d="m21 21-4.35-4.35"></path></svg>');
}
.search-btn .layui-icon {
  font-size: 22px;
  color: #ffffff;
}
.footer-wrap-logo {
  float: left;
}
.footer-wrap-logo-box {
  width: 100%;
  padding-bottom: 30px;
}
.footer-wrap-logo-boxx {
  color: #6f90be;
  line-height: 2;
}

.footer-wrap-logo-boxx a {
  color: #6f90be;
}