/* Stack toggle button */
.stack-toggle {
  align-items: center;
  background: var(--ls-surface-card);
  border: 1px solid var(--ls-border);
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  height: 32px;
  justify-content: center;
  padding: 0;
  position: absolute;
  right: 0.75rem;
  top: 0.75rem;
  transition: all 0.15s ease;
  width: 32px;
}

.stack-toggle:hover {
  background: var(--bg-secondary);
  border-color: var(--ls-border-hover);
}

.stack-toggle:focus-visible {
  outline: 2px solid var(--ls-accent);
  outline-offset: 2px;
}

.stack-toggle svg {
  color: var(--text-primary, #333);
  transition: transform 0.2s ease;
}

.stack-toggle[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

/* Stack children container */
.stack-children {
  margin: 1rem;
  margin-block-end: 0;
}

.bookmark-entry.has-stack .bookmark-info {
  padding-inline-end: 3.5rem;
}

/* Child bookmark styling - compact, no thumbnail */
.bookmark-child {
  background: var(--bg-secondary);
  border: 1px solid var(--ls-border);
  border-radius: var(--ls-radius-sm);
  margin-bottom: 0.5rem;
  padding: 0.75rem;
}

.bookmark-child-info {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.bookmark-child .bookmark-link {
  color: var(--text-primary, #333);
  text-decoration: none;
}

.bookmark-child .bookmark-link:hover {
  text-decoration: underline;
}

.bookmark-child .bookmark-title {
  color: var(--text-primary, #333);
  font-size: 1rem;
  font-weight: 600;
  margin: 0;
}

.bookmark-child .bookmark-description {
  color: var(--text-secondary, #666);
  font-size: 0.875rem;
  line-height: 1.4;
  margin: 0;
}

.bookmark-child .bookmark-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.bookmark-child .bookmark-actions .button {
  font-size: 0.875rem;
  padding: 0.375rem 0.75rem;
}

/* Parent bookmark adjustments */
.bookmark-entry {
  position: relative;
}

#bookmarks-container.view-list .bookmark-entry.stack-expanded {
  align-items: stretch;
  flex-direction: column;
  gap: 0;
  padding-block: 1rem 1.125rem;
}

#bookmarks-container.view-list .bookmark-entry.stack-expanded .bookmark-info {
  inline-size: 100%;
}

#bookmarks-container.view-list .bookmark-entry.stack-expanded .stack-children {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  inline-size: 100%;
  margin: 0;
  margin-block: 1rem 0.125rem;
  padding-inline-start: 1.5rem;
}

#bookmarks-container.view-list .bookmark-entry.stack-expanded .bookmark-child {
  margin-block-end: 0;
}

#bookmarks-container.view-grid .bookmark-entry.stack-expanded .stack-children {
  margin-block-end: 1rem;
}

/* Responsive adjustments */
@media (width <= 768px) {
  .stack-children {
    padding-left: 1rem;
  }

  .stack-toggle {
    height: 36px;
    width: 36px;
  }

  .stack-toggle svg {
    height: 20px;
    width: 20px;
  }
}