@charset "UTF-8";
.site-header {
  position: fixed;
  top: 1.5625rem;
  left: 0;
  right: 0;
  margin: 0 auto;
  z-index: 100;
  width: 97%;
  height: 4rem;
  border-radius: 1.25rem;
  display: flex;
  align-items: stretch;
  isolation: isolate;
  overflow: visible;
}
.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: inherit;
  pointer-events: none;
  backdrop-filter: blur(5px) saturate(100%);
  box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--color-white) 10%, transparent), inset 2px 2px 2px -2px color-mix(in srgb, var(--color-white) 90%, transparent), inset -2px -2px 2px -2px color-mix(in srgb, var(--color-white) 80%, transparent);
}
.site-header > * {
  position: relative;
  z-index: 1;
}
.site-header.dark::before {
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--color-white) 50%, transparent), inset 1px 1px 10px rgba(0, 0, 0, 0.1), inset -1px -1px 10px rgba(255, 255, 255, 0.1);
}
.site-header.dark .site-header__logo .dark-logo {
  display: block;
}
.site-header.dark .site-header__logo .light-logo {
  display: none;
}
.site-header.dark .site-header__nav-link, .site-header.dark .site-header__dropdown-link {
  color: rgb(58, 58, 58);
}
.site-header.dark .site-header__icon-btn {
  border: 1px solid var(--color-white);
}
.site-header.dark .site-header__icon-btn svg {
  fill: rgb(58, 58, 58);
}
.site-header.dark .site-header__dropdown {
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--color-white) 50%, transparent), inset 1px 1px 10px rgba(0, 0, 0, 0.1), inset -1px -1px 10px rgba(255, 255, 255, 0.1);
}
.site-header .site-header__container {
  display: flex;
  flex: 1;
  padding: 0 1.5625rem;
  align-items: center;
  width: 100%;
  min-height: 0;
}
.site-header .site-header__logo {
  width: 8rem;
  height: 1.875rem;
}
.site-header .site-header__logo .light-logo,
.site-header .site-header__logo .dark-logo {
  width: 100%;
  height: 100%;
  display: none;
}
.site-header .site-header__logo .light-logo {
  display: block;
}
.site-header .site-header__logo .dark-logo {
  display: none;
}
.site-header .site-header__nav {
  flex: 1;
  display: flex;
  align-items: center;
  align-self: stretch;
  justify-content: center;
  gap: 2.75rem;
}
.site-header .site-header__nav-link {
  position: relative;
  color: var(--color-white);
  font-family: "OPPO Sans 4.0";
  font-style: Medium;
  font-size: var(--font-20);
  font-weight: 500;
  line-height: var(--font-24);
  letter-spacing: 0rem;
  text-align: left;
  opacity: 0.88;
  transition: color 0.3s ease, opacity 0.3s ease;
}
.site-header .site-header__nav-link:hover {
  opacity: 1;
}
.site-header {
  /* 「产品及解决方案」二级导航 */
}
.site-header .site-header__nav-item {
  position: relative;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  align-self: stretch;
  justify-content: center;
  cursor: pointer;
  /* 空隙在链接行下方、不在 nav-item 的盒模型里；悬停时向下伸出桥接层（默认高度 0 不挡页面点击） */
}
.site-header .site-header__nav-item::after {
  content: "";
  position: absolute;
  inset: 0;
  height: 0;
  z-index: 1;
  pointer-events: none;
}
.site-header .site-header__nav-item:hover::after, .site-header .site-header__nav-item:focus-within::after {
  height: 200%;
  pointer-events: auto;
}
.site-header .site-header__nav-item:hover .site-header__dropdown, .site-header .site-header__nav-item:focus-within .site-header__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(20px);
  pointer-events: auto;
}
.site-header .site-header__dropdown {
  position: absolute;
  left: 50%;
  top: 100%;
  padding: 1.75rem 3.125rem;
  transform: translateX(-50%);
  z-index: 200;
  border-radius: 1.4375rem;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 1.25rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.22s ease, visibility 0.22s ease, transform 0.22s ease;
}
.site-header .site-header__dropdown::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 100%;
  height: 0.75rem;
}
.site-header .site-header__dropdown-link {
  position: relative;
  display: block;
  color: var(--color-white);
  font-family: "OPPO Sans 4.0";
  font-style: Regular;
  font-size: var(--font-20);
  font-weight: 400;
  line-height: var(--font-22);
  letter-spacing: 0px;
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
}
.site-header .site-header__actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.site-header .site-header__contact-btn {
  border: none;
  padding-top: 0;
  padding-bottom: 0;
  height: 2.375rem;
  border-radius: 0.75rem;
}
.site-header .site-header__icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.375rem;
  height: 2.375rem;
  border-radius: 0.75rem;
}
.site-header .site-header__icon-btn.toggle {
  display: none;
  position: relative;
  z-index: 102;
}
.site-header .site-header__icon-btn.search-btn {
  border: 1px solid rgb(255, 255, 255);
  background: transparent;
}
.site-header .site-header__icon-btn img,
.site-header .site-header__icon-btn svg {
  fill: var(--color-white);
  width: 1.3438rem;
  height: 1.3438rem;
}

@media (width <= 992px) {
  .site-header .site-header__container {
    justify-content: space-between;
  }
  .site-header .site-header__nav {
    display: none;
  }
  .site-header .site-header__icon-btn.toggle {
    display: flex;
  }
}/*# sourceMappingURL=header.css.map */