/* ============================================
   顶部栏样式
   ============================================ */

.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  transition: background-color 0.3s ease, backdrop-filter 0.3s ease;
}

.topbar.scrolled {
  background: #fff;
}

.topbar_inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
}

.brand_logo {
  width: 223px;
  height: 42px;
}

.top_nav {
  display: grid;
  gap: 30px;
  grid-auto-flow: column;
}

.top_nav a {
  color: #000;
  text-align: center;
  font-family: "PingFang SC";
  font-size: 16px;
  font-style: normal;
  font-weight: 400;
  line-height: normal;
}


@media (any-hover: hover) {
  .top_nav a:hover {
    color: #7ea0ff;
  }
}

.top_nav a:active {
  color: #7ea0ff;
}


/* 顶部栏内部组件响应 */

@media screen and (max-width: 780px) {
  .top_nav {
  }
}