/* 返回导航随页面标题排版，不占用账户菜单或独立的左侧行。 */
.page-header--navigation.page-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: end;
  gap: 8px 14px;
  padding-right: 0;
}

.page-header--navigation > div:has(> h1) {
  display: contents;
}

.page-header--navigation > h1,
.page-header--navigation > div > h1 {
  grid-column: 1;
  grid-row: 1;
  min-width: 0;
  margin-bottom: 0;
  overflow-wrap: anywhere;
}

.page-header--navigation > div > p {
  grid-column: 1 / -1;
  grid-row: 2;
  margin-top: 0;
}

.page-header--navigation > :not(h1, .page-return-actions, div:has(> h1)) {
  grid-column: 2;
  grid-row: 1;
}

.page-return-actions {
  display: flex;
  flex: 0 0 auto;
  align-items: flex-end;
  justify-content: flex-end;
  gap: 12px;
  margin-left: auto;
}

.page-header--navigation > .page-return-actions {
  grid-column: 3;
  grid-row: 1;
}

.page-return-actions .detail-back-link {
  flex: 0 0 auto;
  margin: 0;
}

.page-return-actions .button-link {
  flex: 0 0 auto;
  white-space: nowrap;
}

/* 保留首页按钮的字号和横向留白，标题栏操作统一高度。 */
.page-return-actions .page-home-link {
  padding: 9px 14px;
  font-size: 14px;
}

.page-header--navigation .button-link,
.product-detail-toolbar .button-link,
.product-detail-toolbar button {
  height: 42px;
  min-height: 42px;
  font-size: 14px;
}

.product-detail-toolbar,
.product-detail-toolbar-actions {
  align-items: flex-end;
  justify-content: flex-end;
}

@media (max-width: 600px) {
  .page-header--navigation .button-link,
  .product-detail-toolbar .button-link,
  .product-detail-toolbar button {
    height: 40px;
    min-height: 40px;
  }

  .page-header--navigation.page-header {
    grid-template-columns: minmax(0, 1fr) auto;
    column-gap: 10px;
  }

  .page-header--navigation > .page-return-actions {
    grid-column: 2;
  }

  .page-header--navigation > :not(h1, .page-return-actions, div:has(> h1)) {
    grid-column: 1 / -1;
    grid-row: 3;
    justify-self: end;
  }

  .page-return-actions {
    gap: 8px;
  }

  .product-detail-toolbar-actions {
    flex-wrap: wrap;
    justify-content: flex-end;
  }
}