/* src/layout/file-tree/FileTree.css */

.file-tree {
  display: flex;
  flex-direction: column;
  height: 100%;
}

/* The panel header (title + "+" button) is rendered by the host
 * SidebarViewContainer in the unified chrome row, NOT inside FileTree.
 * The "+" button picks up its styling from the host's
 * .sidebar-view-header__actions rules — no panel-local override needed. */

.file-tree__content {
  flex: 1;
  overflow-y: auto;
  touch-action: pan-y pinch-zoom;
  /* No top/bottom padding: the first row sits flush against the
   * chrome-row split so the active-row fill is continuous with the
   * panel header's bottom border (no gap band between them). */
  padding: 0;
}

.file-tree__empty {
  padding: 1rem;
  text-align: center;
  color: var(--text-tertiary);
  font-size: 0.875rem;
}

.file-tree__empty-folder {
  padding: 0.25rem 0.5rem;
  color: var(--text-tertiary);
  font-size: 0.75rem;
  font-style: italic;
}

.file-tree__loading {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0.5rem;
  color: var(--text-tertiary);
  font-size: 0.75rem;
}

.file-tree__spinner {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.file-tree__error {
  padding: 0.25rem 0.5rem;
  color: var(--error);
  font-size: 0.75rem;
}

.file-tree__error button {
  margin-left: 0.5rem;
  padding: 0.125rem 0.5rem;
  font-size: 0.75rem;
  background: none;
  border: 1px solid var(--border-color);
  /* Square — matches the rectilinear chrome. */
  border-radius: 0;
  color: var(--text-primary);
  cursor: pointer;
}

.file-tree__error button:hover {
  background-color: var(--bg-tertiary);
}