.academy-navigation {
  position: relative;
  flex: none;
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
}

.academy-navigation,
.academy-navigation * {
  box-sizing: border-box;
}

.academy-navigation > .academy-navigation__summary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 4px 8px;
  border-radius: 8px;
  color: #0f4c81;
  font-size: 14px;
  font-weight: 700;
  list-style: none;
  white-space: nowrap;
  cursor: pointer;
}

.academy-navigation__summary::-webkit-details-marker {
  display: none;
}

.academy-navigation__summary::marker {
  content: "";
}

.academy-navigation > .academy-navigation__summary:hover,
.academy-navigation[open] > .academy-navigation__summary {
  background: #eef5fb;
}

.academy-navigation__chevron {
  width: 7px;
  height: 7px;
  margin-top: -4px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
}

.academy-navigation[open] .academy-navigation__chevron {
  margin-top: 3px;
  transform: rotate(225deg);
}

.academy-navigation__panel {
  position: absolute;
  z-index: 60;
  top: calc(100% + 8px);
  left: 0;
  width: 240px;
  max-width: calc(100vw - 32px);
  padding: 8px;
  border: 1px solid #dce5ef;
  border-radius: 14px;
  background: #fff;
  color: #334155;
  box-shadow: 0 16px 38px rgb(15 76 129 / 16%);
  text-align: left;
}

.academy-navigation__panel > a {
  display: block;
  min-height: 44px;
  margin: 0;
  padding: 11px 12px;
  border-radius: 8px;
  color: #334155;
  font-size: 14px;
  font-weight: 600;
  line-height: 22px;
  text-decoration: none;
  white-space: normal;
  overflow-wrap: anywhere;
}

.academy-navigation__panel > .academy-navigation__overview {
  color: #0f4c81;
  font-weight: 800;
}

.academy-navigation__panel > a:hover {
  background: #eef5fb;
  color: #0f4c81;
}

.academy-navigation__summary:focus-visible,
.academy-navigation__panel > a:focus-visible {
  outline: 3px solid #ff7f24;
  outline-offset: 2px;
}

.academy-navigation--mobile {
  display: none;
}

/* 紧凑导航包含多个既有操作入口，中小屏允许换行，避免新增菜单将按钮挤出视口。 */
@media (max-width: 1199px) {
  [data-academy-navigation="compact"].nav,
  [data-academy-navigation] [data-academy-row] {
    height: auto;
    min-height: 76px;
    flex-wrap: wrap;
    gap: 12px;
    padding-top: 12px;
    padding-bottom: 12px;
  }

  [data-academy-navigation="compact"] [data-academy-actions] {
    min-width: 0;
    max-width: 100%;
    flex-wrap: wrap;
    gap: 8px;
  }

  /* 导航换行后，面板以整个 nav 为参照，平板和手机都不会从触发器边缘溢出。 */
  [data-academy-navigation].nav {
    position: relative;
  }

  .academy-navigation {
    position: static;
  }

  .academy-navigation__panel {
    top: 100%;
    right: 8px;
    left: 8px;
    width: auto;
    max-width: none;
    max-height: min(70vh, 420px);
    overflow-y: auto;
    overscroll-behavior: contain;
  }
}

@media (max-width: 767px) {
  .academy-navigation--mobile {
    display: block;
  }

  [data-academy-actions] {
    min-width: 0;
    max-width: 100%;
    flex-wrap: wrap;
    gap: 8px;
  }

  [data-academy-navigation="compact"] [data-academy-actions] {
    width: 100%;
  }

}