/* The existing list destination shares the complete headline's natural row. */
body[data-reading-page="article"][data-design-site] .reading-intro {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  align-items: center;
  column-gap: 4px;
  margin-bottom: 8px;
}
body[data-reading-page="article"] .article-back-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
  color: inherit;
  text-decoration: none;
  border-radius: var(--radius, 0);
}
body[data-reading-page="article"] .article-back-link svg {
  display: block;
}
body[data-reading-page="article"] .article-back-link:hover {
  background: color-mix(in srgb, currentColor 8%, transparent);
}
body[data-reading-page="article"] .article-back-link:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 2px;
}
body[data-reading-page="article"] .reading-intro h1,
body[data-reading-page="article"] .long-article-heading > button {
  display: block;
  min-width: 0;
  margin: 0;
  max-height: none;
  font-weight: 700;
  line-height: 1.35;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  -webkit-line-clamp: unset;
  line-clamp: unset;
  overflow-wrap: anywhere;
}

/* Article sections read naturally from the heading into a full-width paragraph. */
body[data-reading-page="article"] .reading-body > section:first-child {
  border-top: 0;
}
body[data-reading-page="article"] .reading-body > section:first-child > h2 {
  float: none;
  width: auto;
  max-width: none;
  margin: 0 0 8px;
}

/* Root reading guides use the same quiet return arrow and complete headline. */
body[data-reading-guide] [data-article-guide-head] {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  align-items: center;
  gap: 8px;
}
body[data-reading-guide] .article-back-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  width: 44px;
  height: 44px;
  min-width: 44px;
  margin: 0;
  padding: 0;
  border: 0;
  box-shadow: none;
  color: inherit;
  background: transparent;
  text-decoration: none;
}
body[data-reading-guide] .article-back-link svg {
  display: block;
}
body[data-reading-guide] .article-back-link:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 2px;
}
body[data-reading-guide] [data-article-guide-head] > h1 {
  display: block;
  grid-column: 2;
  min-width: 0;
  height: auto;
  max-height: none;
  margin: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  -webkit-line-clamp: unset;
  line-clamp: unset;
  overflow-wrap: anywhere;
}
body[data-reading-guide] [data-article-guide-head] > h2 {
  grid-column: 1 / -1;
  float: none;
  width: auto;
}