.g-header {
  background-color: #fff;
  border-bottom: 1px solid #ccc;
  position: sticky;
  top: 0;
  z-index: 10000;
}
.g-header > .header {
  display: flex;
  align-items: center;
  height: 3rem;
  width: var(--w);
  margin: 0 auto;
}
.g-header > .header .logo {
  display: flex;
  align-items: center;
  width: 5rem;
}
.g-header > .header .logo:hover {
  text-decoration: none;
}
.g-header > .header .logo > img {
  width: 2rem;
  height: 2rem;
}
.g-header > .header .logo .cname {
  line-height: 3rem;
  font-size: 1.3rem;
  color: var(--cp1);
  font-weight: 1000;
}

.g-header > .header > .right {
  display: flex;
  align-items: center;
  min-width: 8rem;
  justify-content: end;
  height: 100%;
}

.g-header > .header > .right > .lang {
  height: 100%;
  line-height: 2rem;
  display: flex;
  align-items: center;
  border-radius: 0.4rem;
  cursor: pointer;
  transition: background var(--dr3) ease;
  position: relative;
  font-weight: 350;
  z-index: 200;
  padding: 0 1rem;
}
.g-header > .header > .right > .lang > .list {
  position: absolute;
  top: 3rem;
  inset-inline-end: 0;
  width: 10rem;
  background-color: #fff;
  box-shadow: var(--sd1);
  padding: 1rem 0.5rem;
  transform: translateY(-10px);
  transition-duration: var(--dr3);
  opacity: 0;
  pointer-events: none;
  border-radius: 0.4rem;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.3);
}
.g-header > .header > .right > .lang.active > .list {
  transform: translateY(0);
  pointer-events: all;
  opacity: 1;
}
.g-header > .header > .right > .lang > .list > a {
  line-height: 2;
  display: flex;
  align-items: center;
  padding: 0 0.5rem;
}
.g-header > .header > .right > .lang:hover > .list > a:hover {
  background-color: #f5f5f5;
}
.g-header > .header > .right > .lang > .list > a {
  color: var(--cb2);
}
.g-header > .header > .right > .lang > .list > a > svg {
  width: 1.2rem;
  height: 1.2rem;
  padding: 0.2rem;
  background-color: #f0f0f0;
}
.g-header > .header > .right > .lang .name {
  margin: 0 0.5rem;
}
.g-header > .header > .right > .lang > svg.jt use {
  fill: var(--cb6);
}

@media (min-width: 1001px) {
  .g-header > .header .nav {
    display: flex;
    height: 100%;
    font-weight: 500;
    justify-content: center;
    margin-inline-start: auto;
  }
  .g-header > .header .nav > .item {
    position: relative;
    padding: 0 1rem;
    display: flex;
    align-items: center;
    color: var(--cb2);
  }
  .g-header > .header .nav > .item a {
    color: var(--cb2);
  }

  .g-header > .header .nav > .item:hover > .children {
    opacity: 1;
    pointer-events: all;
    box-shadow: var(--sd1);
    transform: translateY(0);
  }
  .g-header > .header .nav > .item > .children {
    position: absolute;
    inset-inline-start: 0;
    top: calc(3rem - 1px);
    padding: 1rem 1rem;
    background-color: #fff;
    opacity: 0;
    min-width: 100%;
    pointer-events: none;
    transition-duration: var(--dr3);
    transform: translateY(-10px);
    z-index: 1001;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
  }
  .g-header > .header .nav > .item > .children > .item > a {
    color: var(--cb2);
    line-height: 2;
    white-space: nowrap;
  }

  .g-header > .header .control {
    display: none;
  }
}

/* mobile css */
@media (max-width: 1000px) {
  .g-header > .header > .nav {
    position: absolute;
    inset-inline-start: 0;
    top: 3rem;
    width: 100%;
    min-height: calc(100vh - 3rem);
    transition-duration: var(--dr3);
    background-color: #fff;
    pointer-events: none;
    opacity: 0;
    padding: 1rem var(--ib);
    z-index: 1;
  }
  .g-header > .header.active > .nav {
    opacity: 1;
    pointer-events: all;
  }
  .g-header > .header .nav > .item {
    position: relative;
    color: var(--cb2);
    line-height: 2;
    font-size: 1.3rem;
  }
  .g-header > .header .nav > .item a {
    color: var(--cb2);
  }

  .g-header > .header .nav > .item > .name1 {
    font-weight: bold;
  }

  .g-header > .header .nav > .item > .children > .item > a {
    color: var(--cb2);
    line-height: 2;
    position: relative;
    padding-left: 0.8rem;
    color: var(--cb6);
  }

  .g-header > .header .nav > .item > .children > .item {
    position: relative;
  }

  .g-header > .header .nav > .item > .children > .item::before {
    content: '';
    border: 2px solid;
    border-radius: 50%;
    inset-inline-start: 0.2rem;
    top: 50%;
    transform: translateY(-50%);
    position: absolute;
  }

  .g-header > .header > .right {
    margin-inline-start: auto;
  }

  .g-header > .header > .control {
    touch-action: manipulation;
    cursor: pointer;
    width: 26px;
    height: 26px;
    display: none;
    flex-direction: column;
    justify-content: space-around;
    position: relative;
  }
  .g-header > .header.active > .control > span:nth-child(1) {
    opacity: 0;
  }
  .g-header > .header.active > .control > span:nth-child(2) {
    transform: rotate(-45deg);
  }
  .g-header > .header.active > .control > span:nth-child(3) {
    visibility: visible;
    transform: rotate(45deg);
  }
  .g-header > .header.active > .control > span:nth-child(4) {
    opacity: 0;
  }
  .g-header > .header > .control > span {
    position: absolute;
    inset-inline-start: 0;
    width: 100%;
    height: 2px;
    background: #333;
    border-radius: 2px;
    transform-origin: center;
    transition-duration: 300ms;
  }
  .g-header > .header > .control > span:nth-child(1) {
    top: 5px;
  }
  .g-header > .header > .control > span:nth-child(2) {
    top: 50%;
    transform: translateY(-50%);
  }
  .g-header > .header > .control > span:nth-child(3) {
    top: 50%;
    transform: translateY(-50%);
    visibility: hidden;
  }
  .g-header > .header > .control > span:nth-child(4) {
    bottom: 5px;
  }
}