* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    list-style: none;
    text-decoration: none;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: #fff;
    color: #1F2533;
    line-height: 1.6;
    box-sizing: border-box;
    font-size: 14px;
}
header {
    position: fixed;
    left: 0;
    top: 0;
    height: 72px;
    width: 100%;
    background-color: #fff;
    z-index: 999;
    padding: 0 64px 0 48px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
  }
  .nav-mobile {
    display: none;
  }
  .logo {
    display: flex;
    align-items: flex-start;
  }
  .logo img {
    height: 48px;
    width: auto;
  }
  .logo span {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 24px;
    margin: 6px 0 0 9px;
    border-radius: 8px 8px 8px 0px;
    background: #01e0af;
    font-size: 14px;
    font-weight: 600;
    text-align: center;
    color: #1f2533;
  }
  .nav-links {
    display: flex;
    gap: 48px;
    flex-wrap: wrap;
    justify-content: center;
  }
  .nav-links a {
    position: relative;
    color: #1f2533;
    text-decoration: none;
    font-size: 16px;
  }
  .nav-links .active::after {
    content: "";
    position: absolute;
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 2px;
    background: #1f2533;
    border-radius: 1px;
  }
  footer{
    text-align: center; 
    height: 54px; 
    line-height: 54px; 
    color: #4a5568; 
    /* background: #fff */
  }
  @media (max-width: 1032px) {
    header {
        padding: 0 16px;
        height: 44px;
    }
    .logo {
      column-gap: 4.5px;
    }
    .logo img {
      height: 26px;
    }
    .logo span {
      width: 25px;
      height: 13px;
      font-size: 7.5px;
      border-radius: 4.5px 4.5px 4.5px 0px;
      margin: 4px 0 0 0;
    }
    .nav-links{
        gap: 26px;
    }
  }
  @media (max-width: 768px) {
    header.openNav {
      background: #fff;
    }
    .nav-mobile {
      display: block;
    }
    .nav-mobile .nav-icon {
      width: 24px;
      height: 24px;
      cursor: pointer;
    }
    .nav-icon img {
      display: none;
    }
    .nav-mobile .nav-icon .open {
      display: block;
    }
    .openNav .nav-mobile ul {
      display: block;
    }
    .openNav .nav-icon .close {
      display: block;
    }
    .openNav .nav-icon .open {
      display: none;
    }
    .nav-mobile ul {
      display: none;
      position: fixed;
      top: 44px;
      bottom: 0;
      left: 0;
      right: 0;
      background: #fff;
      border-top: 1px solid #edeef0;
    }
    .nav-links {
      display: none;
    }
    .nav-mobile a {
      display: flex;
      align-items: center;
      height: 46px;
      line-height: 46px;
      text-decoration: none;
      padding: 0 16px;
      color: #1f2533;
      column-gap: 8px;
    }
    .nav-mobile .active {
      background: #f5f5f6;
    }
    .nav-mobile img {
      width: 20px;
    }
  }