header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  background: #09090A;
  color: #FFF;
  text-align: center;
  z-index: 2000;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  padding: 13px 0;
}
.header-content-pc {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.header-content-mobile {
  display: none;
}
.header-left {
  display: flex;
  align-items: center;
  gap: 40px;
}
.header-left .header-logo img{
  width: 145px;
}
.header-left .nav-list {
  display: flex;
}
.header-right .nav-list {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 24px;
}
.header-right .nav-list .header-nav-btn {
  padding: 12px 24px;
  background: linear-gradient(100deg, #FFB547 0%, #FF5E66 50%, #D94DFF 100%);
  color: #fbfbfb;
  font-size: 16px;
  border-radius: 24px;
}
.header-right .tool {
  position: relative;
  font-size: 14px;
  line-height: 20px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.6);
  text-align: center;
  cursor: pointer;
}
.header-right .tool .arrow {
  transition: transform 0.3s ease;
}
.header-right .tool.active .arrow {
  transform: rotate(180deg);
}
.header-right .expand {
  position: absolute;
  display: flex;
  top: 84px;
  right: 23%;
  padding: 50px;
  border-radius: 40px;
  background-color: #0b0816;
  border: 1px solid rgba(255, 255, 255, 0.22);
  gap: 100px;
  transition: all 0.3s;
  display: none;
}
.header-right .expand .tit {
  font-size: 16px;
  line-height: 24px;
  color: rgba(255, 255, 255, 0.5);
  text-align: left;
}
.header-right .expand ul {
  display: flex;
  flex-direction: column;
  align-items: baseline;
  margin-top: 25px;
  gap: 17px;
}
.header-right .pricing-expand ul {
  margin-top: 0px;
}

.header-right .expand li a {
  display: flex;
  gap: 18px;
  font-size: 20px;
  line-height: 32.5px;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 300;
  align-items: center;
}
.header-right .expand li a img.normal {
  display: block;
}
.header-right .expand li a img.active {
  display: none;
}
.header-right .expand li a:hover {
  color: #fff;
}
.header-right .expand li a:hover img.active {
  display: block;
}
.header-right .expand.active {
  display: flex;
}
.header-right .expand.active li a:hover {
  color: #fff;
}
.header-right .expand.active li a:hover img.normal {
  display: none;
}
.header-right a {
  font-size: 14px;
  line-height: 20px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.6);
  text-align: center;
}
.header-right .btn {
  border-radius: 50px;
  padding: 12px 24px;
  display: flex;
  gap: 5px;
}
.header-right .upgrade {
  font-size: 12px;
  line-height: 16px;
  font-weight: 500;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
}
.header-right .start-btn {
  background: linear-gradient(109.51deg, #ff4dd9, #ab4fff 50%, #765bff);
  color: #fff;
}
.header-right .menu-container {
  position: relative;
  cursor: pointer;
  display: flex;
  align-items: center;
}
.header-right .menu-container .mediaio-menu {
  font-size: 32px;
  cursor: pointer;
  transition: transform 0.3s ease;
  transform-origin: center center;
  display: inline-block;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}
.header-right .menu-container.active .mediaio-menu {
  transform: rotate(180deg);
}
@media (max-width: 1200px) {
  .header-right .menu-container .dropdown-menu {
    left: 0;
    transform: translateX(-72%);
  }
}
@media (max-width: 1000px) {
  .header-left {
    gap: 28px;
  }
  .header-left .header-logo {
    max-width: 112px;
  }
  .header-left .header-logo img {
    width: 100%;
  }
  .header-left .list-item {
    font-size: 14px;
  }
  .header-right {
    gap: 16px;
  }
  .header-right .menu-container .mediaio-menu {
    font-size: 28px;
    transform-origin: center center;
    display: inline-block;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
  }
  .header-right .menu-container .dropdown-menu::before {
    height: 20px;
  }
  .header-right .menu-container .dropdown-menu .menu-list {
    width: 135px;
    height: 76px;
  }
  .header-right .menu-container .dropdown-menu .menu-item a {
    padding: 8px 0;
    font-size: 14px;
  }
}
@media (max-width: 768px) {
  header {
    padding: 16px 0;
  }
  .header-content-pc {
    display: none;
  }
  .header-content-mobile {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .header-left-mobile {
    max-width: 112px;
  }
  .header-left-mobile img {
    width: 100%;
  }
  .header-right-mobile {
    display: flex;
    align-items: center;
    gap: 16px;
    color: #FFF;
  }
  .header-right-mobile .menu-container-mobile {
    position: relative;
    cursor: pointer;
  }
  .header-right-mobile .menu-container-mobile .medvioo-menu-mobile {
    font-size: 24px;
  }
  .header-right-mobile .dropdown-menu-mobile {
    position: fixed;
    top: 58px;
    right: 0;
    width: 100%;
    border-radius: 0 0 6px 6px;
    background: linear-gradient(0deg, #09090A 0%, #09090A 100%), #D9D9D9;
    opacity: 0;
    transform: translateY(-130%);
    transition: opacity 0.8s ease, transform 0s ease;
    z-index: 999;
  }
  .header-right-mobile .dropdown-menu-mobile.active {
    opacity: 1;
    transform: translateY(0);
  }
  .header-right-mobile .dropdown-menu-mobile .menu-list-mobile {
    padding: 13px 16px;
  }
  .header-right-mobile .dropdown-menu-mobile .menu-item-mobile a {
    display: block;
    padding: 7px 0;
    color: #FFF;
    text-align: center;
    font-size: 14px;
    text-transform: capitalize;
    transition: all 0.2s ease;
  }
  .header-right-mobile .dropdown-menu-mobile .menu-item-mobile a:hover,
  .header-right-mobile .dropdown-menu-mobile .menu-item-mobile a.active {
    background: linear-gradient(270deg, #AB4FFF 0%, #FF4DD9 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
  }
  .header-right-mobile .dropdown-menu-mobile .tool .arrow {
    transition: all 0.3s;
  }
  .header-right-mobile .dropdown-menu-mobile .tool.active .arrow {
    transform: rotate(180deg);
  }
  .header-right-mobile .dropdown-menu-mobile .expand {
    display: none;
    opacity: 0;
    transition: all 0.3s;
  }
  .header-right-mobile .dropdown-menu-mobile .expand.active {
    display: block;
    opacity: 1;
  }
  .header-right-mobile .dropdown-menu-mobile .nav-list {
    display: flex;
    flex-direction: column;
  }

  .header-right-mobile .dropdown-menu-mobile .nav-list .header-nav-btn{
    padding: 12px 22px;
    background: linear-gradient(100deg, #FFB547 0%, #FF5E66 50%, #D94DFF 100%);
    color: #fbfbfb;
    font-size: 18px;
    border-radius: 24px;
    width: 118px;
    margin: 10px auto;
  }
  .header-right-mobile .dropdown-menu-mobile .list-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 25px 15px;
    font-size: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  .expand {
    display: none;
    opacity: 0;
    transition: all 0.3s;
    padding: 20px;
    transition: opacity 0.3s ease, transform 0.3s ease;
  }
  .expand ul {
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
  .expand li a {
    align-items: center;
    display: flex;
    justify-content: flex-start;
    margin-top: 10px;
    gap: 20px;
  }
  .expand img.normal {
    display: block;
  }
  .expand img.active {
    display: none;
  }
  .expand .expand-item {
    margin-top: 10px;
  }
  .expand .tit {
    text-align: left;
    font-size: 18px;
  }
  .expand.active {
    display: block;
    opacity: 1;
  }
}