@layer business {
/* ============================================================================
   #skills-panel / .skills-panel-* / .skill-group-* / .skills-folder-btn 死代码
   已删除：技能面板 UI 已整合至设置页 setup tab 的 skills-view 区
   ============================================================================ */

#skills-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.skill-group-title i {
  font-size: 0.85rem;
}

/* Empty State */
.skills-empty {
  text-align: center;
  padding: 32px 16px;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-style: italic;
}

/* Skill Item */
.skill-item {
  padding: 10px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-color-default);
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: border-color 0.2s;
}

.skill-item:hover {
  border-color: var(--color-primary);
}

.skill-item-header {
  display: flex;
  align-items: center;
  gap: 8px;
}

.skill-item-icon {
  font-size: 1rem;
  color: var(--color-primary);
  flex-shrink: 0;
}

.skill-item-name {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--text-main);
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.skill-delete-btn {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.85rem;
  flex-shrink: 0;
  opacity: 0;
  transition: all 0.2s;
}

.skill-item:hover .skill-delete-btn {
  opacity: 1;
}

.skill-delete-btn:hover {
  background: rgba(220, 80, 60, 0.12);
  color: var(--color-danger);
}

.skill-item-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  padding-left: 24px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---- View switching ---- */

#skills-view-list,
#skills-view-detail {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

/* skills-view-hidden / skills-back-btn 死代码已删除 */

.skill-detail-scope {
  margin-left: auto;
  font-size: 0.7rem;
  color: var(--text-muted);
  background: rgba(139, 119, 90, 0.1);
  padding: 2px 8px;
  border-radius: 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  flex-shrink: 0;
}

/* ---- Detail content ---- */

.skill-detail-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color-default);
  margin-bottom: 8px;
}

.skill-detail-section-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-bottom: 6px;
}

/* ---- File tree ---- */

.skill-file-tree {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.8rem;
}

.skill-file-tree ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.skill-file-entry {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 6px;
  border-radius: 4px;
  color: var(--text-main);
  cursor: default;
  transition: background 0.15s;
}

.skill-file-entry:hover {
  background: rgba(139, 119, 90, 0.08);
}

.skill-file-entry i {
  font-size: 0.9rem;
  flex-shrink: 0;
  width: 16px;
  text-align: center;
}

.skill-file-entry .file-icon-dir {
  color: var(--color-warning);
}

.skill-file-entry .file-icon-file {
  color: var(--text-muted);
}

.skill-file-entry .file-icon-md {
  color: var(--color-primary);
}

.skill-file-entry .file-icon-ts,
.skill-file-entry .file-icon-js {
  color: var(--color-warning);
}

.skill-file-entry .file-icon-py {
  color: #3776ab;
}

.skill-file-entry .file-icon-html {
  color: #e34c26;
}

.skill-file-entry .file-icon-img {
  color: var(--color-success-soft);
}

.skill-file-tree .tree-indent {
  display: inline-block;
  width: 16px;
  flex-shrink: 0;
}

/* ---- Edit button in skill item ---- */

.skill-edit-btn {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.85rem;
  flex-shrink: 0;
  opacity: 0;
  transition: all 0.2s;
}

.skill-item:hover .skill-edit-btn {
  opacity: 1;
}

.skill-edit-btn:hover {
  background: rgba(43, 94, 167, 0.12);
  color: var(--color-primary);
}

}