:root {
  --theme: #f5aa00;
  --active-color: #0557a3;
  --duration: 0.45s;
  --logo-height: 1.8rem;
  /* --- font40以下 */
  /* --font12: clamp(12px, 0.12rem, 12px);
  --font14: clamp(12px, 0.14rem, 14px); */
  --font12: 13px;
  --font14: 15px;
  --font15: clamp(15px, 0.15rem, 15px);
  --font16: clamp(14px, 0.16rem, 16px);
  /* --font16: 16px; */
  --font17: clamp(16px, 0.17rem, 17px);
  --font18: clamp(16px, 0.18rem, 18px);
  --font20: clamp(16px, 0.2rem, 20px);
  --font22: clamp(18px, 0.22rem, 22px);
  --font23: clamp(18px, 0.23rem, 23px);
  --font24: clamp(18px, 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;
  --space-min: 30px;
  --space: 45px;
  --n-page-color: #f5f8ff;
  --phone-title: 24px;
  --phone-sub-title: 18px;
}
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: HarmonyOS Sans SC;
  src: url(https://font.fonwi.com/xinweb/addfile/zhongweite/fonts/HarmonyOS_Sans_SC_Regular.ttf);
}
body {
  font-size: 14px;
  /* 默认使用鸿蒙字体 */
  font-family: HarmonyOS Sans SC, HarmonyOS Sans SC-Regular, sans-serif;
  line-height: normal;
}
body.lock {
  overflow: hidden;
}
.wrap {
  max-width: 1500px;
  margin-left: auto;
  margin-right: auto;
  width: 86%;
}
@media (max-width: 768px) {
  .wrap {
    width: 92%;
  }
}
header {
  display: flex;
  align-items: center;
  position: absolute;
  z-index: 99;
  left: 0;
  top: 0;
  width: 100%;
  transition: 0.6s ease;
}
.header-wrap {
  display: flex;
  align-items: center;
  margin-left: auto;
  margin-right: auto;
}
.logo {
  width: max(2.75rem, 150px);
  flex-shrink: 0;
  height: max(50px, 1.8rem);
  display: flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  border-radius: 0px 0px 0.9rem 0.9rem;
}
.logo a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}
.logo img {
  display: block;
  width: calc(209 / 275 * 100%);
  height: auto;
  margin-left: auto;
  margin-right: auto;
}

/* 2025-9-29 修改 */
.nav {
  display: flex;
  align-items: center;
  /* margin-left: auto; */
  margin-left: 0.8rem;
}
.nav .nav-item {
  margin-right: 0.4rem;
  position: relative;
  z-index: 67;
}
.nav .nav-item:last-child {
  margin-right: 0;
}
.nav .nav-item .nav-top:hover a,
.nav .nav-item .nav-top.active a {
  color: #ffffff;
}
.nav .nav-item .nav-top a {
  font-weight: 500;
  font-size: var(--font20);
  color: rgba(255, 255, 255, 0.7);
  transition: var(--duration);
  display: flex;
  padding: max(10px, 0.185rem) max(20px, 0.42rem);
  user-select: none;
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
  border-radius: 32px;
}
/* 8-14 修改 */
.nav .nav-item .nav-top.custom a,
.nav .nav-item .nav-top:hover a {
  border: 1px solid #f5aa00;
  color: #ffffff;
  position: relative;
  overflow: hidden;
}
.nav .nav-item .nav-top.custom a::after,
.nav .nav-item .nav-top:hover a::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: 0;
  height: 100%;
  background-color: #f5aa00;
  transition: var(--duration);
  z-index: -1;
}

.nav .nav-item .nav-top.custom a:hover::after,
.nav .nav-item .nav-top:hover a:hover::after {
  width: 100%;
  right: auto;
  left: 0;
}

/* 8-13 修改 */
.nav .nav-item .nav-bottom {
  position: absolute;
  left: 50%;
  top: calc(100% + 3px);
  transform: translateX(-50%);
  background-color: #fff;
  min-width: 100%;
  width: fit-content;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.06);
  border-radius: 10px;
  padding-top: 10px;
  padding-bottom: 10px;
  display: none;
}
.nav .nav-item .nav-bottom .b-item a {
  font-size: var(--font18);
  color: #101010;
  display: block;
  text-align: center;
  padding: 10px max(15px, 0.2rem);
  white-space: nowrap;
  position: relative;
  transition: var(--duration);
}
.nav .nav-item .nav-bottom .b-item a::before {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: 0;
  height: 100%;
  z-index: -1;
  background-color: var(--theme);
  transition: var(--duration);
}
.nav .nav-item .nav-bottom .b-item a:hover {
  color: #fff;
}
.nav .nav-item .nav-bottom .b-item a:hover::before {
  width: 100%;
  left: 0;
  right: auto;
}
footer {
  background-color: #0557a3;
  padding-top: 45px;
}
.footer-wrap .footer-nav {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.footer-wrap .footer-nav .nav-item {
  margin-right: 20px;
  white-space: nowrap;
  flex-basis: 0;
}
.footer-wrap .footer-nav .nav-item:last-child {
  margin-right: 0;
  width: fit-content;
}
.footer-wrap .footer-nav .nav-item:last-child .nav-top {
  width: fit-content;
}
.footer-wrap .footer-nav .nav-item:last-child .nav-bottom {
  display: block;
  width: fit-content;
}
.footer-wrap .footer-nav .nav-item .nav-top {
  margin-bottom: max(0.37rem, 15px);
}
.footer-wrap .footer-nav .nav-item .nav-top a {
  font-weight: bold;
  font-size: var(--font20);
  color: #ffffff;
  line-height: 1;
}
.footer-wrap .footer-nav .nav-item .nav-top .icon {
  display: none;
}
.footer-wrap .footer-nav .nav-item .nav-bottom {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  column-gap: 0.8rem;
}
.footer-wrap .footer-nav .nav-item .nav-bottom .col .col-item {
  margin-bottom: max(10px, 0.2rem);
}
.footer-wrap .footer-nav .nav-item .nav-bottom .col .col-item a {
  font-weight: 400;
  font-size: var(--font16);
  color: rgba(255, 255, 255, 0.3);
  transition: var(--duration);
}
.footer-wrap .footer-nav .nav-item .nav-bottom .col .col-item a:hover {
  color: #ffffff;
}
.copyright {
  margin-top: max(0.5rem, 30px);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 27px;
  padding-bottom: 30px;
}
.copyright .copyright-wrap {
  display: flex;
  align-items: center;
}
.copyright .text {
  font-weight: 300;
  font-size: var(--font14);
  color: rgba(255, 255, 255, 0.3);
  transition: var(--duration);
}
.copyright .text:not(:last-child) {
  margin-right: max(0.2rem, 10px);
}
.copyright .text.light {
  color: #ffffff;
}
.copyright .text:hover {
  color: #ffffff;
}
.copyright .text.support {
  margin-left: auto;
}
@media (min-width: 993px) {
  .phone-btn,
  .phone-nav {
    display: none !important;
  }
}
/* 小于992开始响应适配 */
@media (max-width: 992px) {
  header.active {
    background-color: #fff;
  }
  .pc-nav {
    display: none;
  }
  .phone-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: #fff;
    width: 100%;
    height: auto;
    padding: 30px 7%;
    height: 100vh;
    height: 100dvh;
    overflow-y: auto;
  }
  .phone-nav .nav-item {
    margin-bottom: 20px;
  }
  .phone-nav .nav-item .nav-top {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .phone-nav .nav-item .nav-top a {
    font-size: var(--font32);
    color: #000;
    transition: var(--duration);
  }
  .phone-nav .nav-item .nav-top a:hover {
    color: var(--theme);
  }
  .phone-nav .nav-item .nav-top .icon {
    --unit: 20px;
    width: var(--unit);
    height: var(--unit);
    position: relative;
    user-select: none;
    cursor: pointer;
  }
  .phone-nav .nav-item .nav-top .icon::before {
    content: "";
    width: var(--unit);
    height: 2px;
    background-color: #000;
    transition: var(--duration);
    display: block;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
  }
  .phone-nav .nav-item .nav-top .icon::after {
    content: "";
    width: 2px;
    height: var(--unit);
    background-color: #000;
    transition: var(--duration);
    display: block;
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
  }
  .phone-nav .nav-item .nav-top.active a {
    color: var(--theme);
  }
  .phone-nav .nav-item .nav-top.active .icon::before {
    background-color: var(--theme);
  }
  .phone-nav .nav-item .nav-top.active .icon::after {
    transform: translateX(-50%) rotate(90deg);
    background-color: var(--theme);
  }
  .phone-nav .nav-item .nav-bottom {
    padding-left: 1em;
    display: none;
  }
  .phone-nav .nav-item .nav-bottom .b-item {
    margin-bottom: 10px;
  }
  .phone-nav .nav-item .nav-bottom .b-item:last-child {
    margin-bottom: 0;
  }
  .phone-nav .nav-item .nav-bottom a {
    color: #000;
    font-size: var(--font24);
    transition: var(--duration);
  }
  .phone-nav .nav-item .nav-bottom a:hover {
    color: var(--theme);
  }
  .phone-btn {
    margin-left: auto;
    user-select: none;
    cursor: pointer;
  }
  .phone-btn.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 5px);
  }
  .phone-btn.active span:nth-child(2) {
    display: none;
  }
  .phone-btn.active span:nth-child(3) {
    transform: rotate(45deg);
  }
  .phone-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--theme);
    margin-bottom: 5px;
    transition: all 0.6s ease;
  }
  .phone-btn span:last-child {
    margin-bottom: 0;
  }
}
@media (max-width: 768px) {
  .footer-wrap .footer-nav {
    display: block;
  }
  .footer-wrap .footer-nav .nav-item {
    margin-right: 0;
    width: 100%;
    display: block;
    margin-bottom: 30px;
  }
  .footer-wrap .footer-nav .nav-item .nav-bottom,
  .footer-wrap .footer-nav .nav-item:last-child .nav-bottom {
    display: none;
  }
  .footer-wrap .footer-nav .nav-item .nav-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .footer-wrap .footer-nav .nav-item:last-child,
  .footer-wrap .footer-nav .nav-item:last-child .nav-top {
    width: 100%;
  }
  .footer-wrap .footer-nav .nav-item .nav-top .icon {
    --unit: 20px;
    display: block;
    position: relative;
    width: var(--unit);
    height: var(--unit);
    user-select: none;
    cursor: pointer;
  }
  .footer-wrap .footer-nav .nav-item .nav-top .icon::before {
    content: "";
    width: 20px;
    height: 2px;
    background-color: #fff;
    transition: var(--duration);
    display: block;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
  }
  .footer-wrap .footer-nav .nav-item .nav-top .icon::after {
    content: "";
    width: 2px;
    height: 20px;
    background-color: #fff;
    transition: var(--duration);
    display: block;
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
  }
  .footer-wrap .footer-nav .nav-item .nav-top .icon.active::after {
    transform: translateX(-50%) rotate(90deg);
  }
  .copyright .copyright-wrap {
    flex-wrap: wrap;
  }
  .copyright .text {
    margin-bottom: 5px;
    margin-left: 0;
    width: 50%;
  }
  .copyright .text:not(:last-child) {
    margin-right: 0;
  }
  .copyright .text.support {
    margin-left: 0;
  }
  .footer-wrap .footer-nav .nav-item {
    margin-bottom: 20px;
  }
}
@media (max-width: 576px) {
  .logo img {
    max-width: 70%;
    max-height: 70%;
    object-fit: contain;
    object-position: center center;
  }
  .phone-nav .nav-item .nav-top a {
    font-size: 18px;
  }
  .phone-nav .nav-item .nav-bottom a {
    font-size: 14px;
  }
  footer {
    padding-top: 35px;
  }
  .copyright {
    padding-top: 15px;
    padding-bottom: 15px;
  }
}