.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #171717;
  /* Black background */
  /* padding: 10px 20px; */
  color: #919ba5;
  height: 72px;
  position: fixed;
  top: 0;
  width: 100%;
  transition: transform 0.3s ease;
  z-index: 1000;
  padding-right: 50px;
  font-family: "Alibaba PuHuiTi";
}

.navbar.hidden {
  transform: translateY(-100%);
}

.close {
  display: none;
}

.logo {
  display: flex;
  width: 200px;
  height: 56px;
  padding: 8px 18.983px 8px 16.75px;
  justify-content: center;
  align-items: center;
  flex-shrink: 0;
  background-color: #0056ff;
}

.logo img {
  width: 164px;
  height: 47px;
}

.mobile-logo {
  display: none;
}

.menu,
.close {
  display: none;
}

.nav-links {
  display: flex;
  gap: 42px;
  margin-right: 53px;
}

.nav-links a {
  text-decoration: none;
  font-size: 14px;
  color: #919ba5;
}

.nav-links a:hover {
  color: #fff;
}

.nav-links a.active {
  color: #fff;
}

.language-dropdown {
  position: relative;
  margin-right: 50px;
}

.dropdown-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  background-color: #0056ff;
  color: #fff;
  border: none;
  padding: 10px 15px;
  font-size: 14px;
  cursor: pointer;
  border-radius: 5px;
}

.dropdown-btn .arrow {
  transition: transform 0.3s ease;
}

.dropdown-btn.active .arrow {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: 46px;
  left: 0;
  background-color: #fff;
  color: #000;
  width: 150px;
  border-radius: 5px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
  /* overflow: hidden; */
  display: none;
  z-index: 10;
  padding: 15px 14px;
  box-sizing: border-box;
}
.dropdown-menu::after {
  content: "";
  display: block;
  width: 100%;
  height: 6px;
  background-image: url("../img/tri.svg");
  background-size: 8px 8px;
  background-repeat: no-repeat;
  background-position: 65%;
  position: absolute;
  top: -4px;
  right: 0;
}
.dropdown-menu.show {
  display: block;
}

.menu-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px;
  cursor: pointer;
  font-size: 14px;
  border-radius: 4px;
  -webkit-border-radius: 4px;
  -moz-border-radius: 4px;
  -ms-border-radius: 4px;
  -o-border-radius: 4px;
}

.menu-item:hover {
  background-color: #f1f1f1;
}

.menu-item img {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  -webkit-border-radius: 50%;
  -moz-border-radius: 50%;
  -ms-border-radius: 50%;
  -o-border-radius: 50%;
}

.footer-container {
  background: #171717;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  align-items: center;
  justify-content: center;
  padding: 42px 70px;
}

.footer-content {
  width: 1244px;
  max-width: 100%;
}

.footer-layout {
  gap: 20px;
  display: flex;
}

.footer-main {
  display: flex;
  flex-direction: column;
  line-height: normal;
  width: 66%;
}

.footer-info {
  display: flex;
  width: 100%;
  flex-direction: column;
  font-family: PingFang SC, sans-serif;
}

.footer-container .brand-section {
  display: flex;
  gap: 9px;
  font-size: 15px;
  color: var(--, #919ba5);
  font-weight: 400;
  letter-spacing: 7.27px;
  line-height: 1;
}

.footer-container .moile-footer-logo {
  display: none;
}

.footer-container .brand-logo {
  width: 246px;
  height: 63px;
}

.footer-container .contact-section {
  display: flex;
  margin-top: 56px;
  flex-direction: column;
}

.footer-container .section-title {
  color: #fff;
  font-size: 24px;
  font-weight: 500;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.5);
}

.footer-container .contact-details {
  display: flex;
  margin-top: 24px;
  flex-direction: column;
  font-size: 16px;
  font-weight: 400;
  line-height: 29px;
}

.footer-container .contact-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
}

.footer-container .contact-row:first-child {
  margin-top: 0;
}

.footer-container .contact-label {
  color: rgba(255, 255, 255, 0.8);
  width: 182px;
}

.footer-container .contact-value {
  color: #fff;
  text-decoration: none;
}

.footer-container .footer-nav {
  display: flex;
  flex-direction: column;
  line-height: normal;
  width: 34%;
  margin-left: 20px;
}

.footer-container .nav-content {
  display: flex;
  margin-top: 5px;
  flex-grow: 1;
  flex-direction: column;
  font-family: PingFang SC, sans-serif;
}

.footer-container .nav-links {
  display: flex;
  margin-top: 24px;
  flex-direction: column;
  font-size: 16px;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 400;
  line-height: 29px;
  gap: 7px;
}

.footer-container .nav-item {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  margin-top: 16px;
}

.footer-container .nav-item:first-child {
  margin-top: 0;
}

.footer-container .nav-item:hover {
  color: #fff;
}

.footer-mobile-icon {
  display: none;
}

.footer-cop {
  display: none;
}
.footer-container .refund {
  display: none;
}

.go-top {
  width: 42px;
  height: 42px;
  position: fixed;
  bottom: 100px;
  right: 32px;
  z-index: 10;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.go-top img {
  width: 100%;
}
.go-top.show {
  opacity: 1;
  visibility: visible;
}

@media (max-width: 767px) {
  .navbar {
    padding: 16px 20px;
    height: 72px;
    box-sizing: border-box;
  }

  .logo {
    display: none;
  }

  .mobile-logo {
    display: inline;
  }

  .nav-links {
    display: none;
  }

  .mobile-nav {
    height: 800px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: #171717;
    background-color: #171717;
    flex-direction: column;
    z-index: 4;
    padding-top: 78px;
    padding-left: 40px;
    margin-right: 0;
  }

  .close {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 4;
  }

  .language-dropdown {
    display: none;
  }

  .menu {
    display: inline;
  }

  .footer-container .contact-row {
    display: unset;
    font-size: 12px;
  }

  .footer-container .contact-label {
    color: #fff;
    font-size: 16px;
  }

  .footer-container .contact-details {
    border-bottom: 1px solid rgba(255, 255, 255, 0.5);
    padding-bottom: 30px;
  }

  .nav-links a {
    font-size: 20px;
  }

  .footer-container {
    padding: 40px 20px;
  }

  .footer-container .brand-section {
    display: none;
  }

  .footer-container .moile-footer-logo {
    display: inline-block;
  }

  .footer-container .contact-section {
    margin-top: 12px;
  }

  .footer-container .footer-nav {
    display: none;
  }

  .footer-main {
    width: unset;
  }

  .footer-mobile-icon {
    display: inline-block;
  }

  .footer-cop {
    display: block;
    color: rgba(255, 255, 255, 0.5);
    text-align: center;
    font-family: "IBM Plex Sans";
    font-size: 16px;
    font-style: normal;
    font-weight: 400;
    line-height: 32px;
    /* 200% */
    padding: 40px 0;
    padding-bottom: 0;
  }

  .footer-container .section-title {
    display: none;
  }

  .go-top {
    display: none;
  }
  .footer-container .refund {
    display: block;
  }
  .footer-container .nav-item {
    color: #fff;
  
    text-align: right;
    /* 16-细 */
    font-family: "PingFang SC";
    font-size: 16px;
    font-style: normal;
    font-weight: 400;
    line-height: 26px;

  }
}