.bottom-nav {
  margin-top: 18px;
  background-color: #181818;
  padding: 50px 0;
}

.bottom-nav a{
  color: #3E7DFF;
  text-decoration: none;
}

.bottom-nav a:hover {
  text-decoration: none;
}

.bottom-nav-links {
  display: flex;
  justify-content: space-between;
  max-width: 1380px;
  margin: auto;
  padding: 0 50px;
}

.brand-info {
  width: 30%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 30px;
}

.brand-info img {
  height: 32px;
}

.brand-info .brand-info-desc {
  color: #bdbdbd;
  font-size: 16px;
}

.brand-info .brand-info-desc p {
  margin-top: 3px;
  margin-bottom: 3px;
}

.brand-info .copyrightPc {
  opacity: 0.8;
}

.brand-links {
  width: 50%;
  padding: 0 18px;
  display: flex;
  justify-content: space-between;
}

.brand-links li {
  min-width: 125px;
}

.brand-links a {
  color: #fff;
}

.brand-links h4 {
  font-size: 18px;
  color: #ffffff;
  padding: 8px 0;
  margin-bottom: 18px;
}

.brand-link-item {
  font-size: 14px;
  font-weight: 600;
  padding: 6px 0;
  color: #ffffff;
  opacity: 0.6;
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-link-item img {
  width: 18px;
  height: 18px;
  transition: all 0.25s linear;
}

.brand-link-item[aria-expanded="true"] .arrow {
  transform: rotate(90deg);
}

.sub-links {
  padding: 0 0 6px;
}

a.sub-link-item {
  color: #fff9;
  font-size: 12px;
  line-height: 16px;
  padding-left: 40px;
}

a.sub-link-item:hover {
  text-decoration: underline;
}

a.sub-link-item::before {
  content: '';
  display: block;
  position: absolute;
  left: 29px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background-color: #3E7DFF;
}

.bottom-nav article {
  margin-top: 14px;
  /* padding: 48px 0 0; */
  font-size: 14px;
  color: #bdbdbd;
}

.bottom-nav .copyright {
  margin-top: 30px;
  padding: 24px 0 0;
  border-top: 1px solid #fff2;
  text-align: center;
}

.bottom-nav .copyright .unique {
  color: #bdbdbd;
}

@media screen and (max-width: 824px) {
  .bottom-nav {
    padding: 12px 16px;
    background-color: transparent;
  }

  .bottom-nav-links {
    flex-direction: column;
    padding: 0;
  }

  .brand-links {
    width: 100%;
    margin-bottom: 18px;
    padding: 0;
    order: 1;
  }

  .brand-info {
    width: 100%;
    gap: 18px;
    order: 2;
    padding-bottom: 200px;
  }

  .brand-info img {
    height: 32px;
  }

  .brand-info .brand-info-desc {
    width: 100%;
    font-size: 14px;
  }

  .brand-links li {
    min-width: 100px;
  }

  .brand-links h4 {
    color: #FFF;
    padding:0px;
    /* 18 */
    font-family: "PingFang SC";
    font-size: 18px;
    font-style: normal;
    font-weight: 600;
    line-height: 24px; /* 133.333% */
  }

  .brand-link-item {
    color: #FFF;

    /* Regular */
    font-family: "PingFang SC";
    font-size: 14px;
    font-style: normal;
    font-weight: 400;
    line-height: 20px; /* 142.857% */
  }

  .brand-link-item img {
    width: 12px;
    height: 12px;
  }

  a.sub-link-item {
    padding-left: 14px;
  }

  a.sub-link-item::before {
    display: none;
  }

  .bottom-nav .brand-info-desc {
    padding: 0;
    border-top: none;
  }

  .bottom-nav article {
    padding: 18px 0;
    font-size: 12px;
  }
}