/* ========== RETROSPECTIVE CARDS - Items, voting, grouping ========== */

/* ========== ITEM CARD ========== */
.retro-item {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  cursor: pointer;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.retro-item:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-sm);
}

.retro-item--selected {
  border-color: var(--accent);
  box-shadow: var(--shadow-glow);
}

/* Dragging state */
.retro-item--dragging {
  opacity: 0.7;
  transform: rotate(2deg);
  box-shadow: var(--shadow-lg);
}

/* Drop target state */
.retro-item--drop-target {
  border-color: var(--accent);
  border-style: dashed;
  background: var(--accent-subtle);
}

.retro-item__content {
  margin-bottom: var(--spacing-sm);
}

.retro-item__text {
  font-size: var(--font-sm);
  color: var(--text-primary);
  line-height: var(--leading-relaxed);
  word-wrap: break-word;
}

.retro-item__author {
  font-size: var(--font-xs);
  color: var(--text-muted);
  margin-top: var(--spacing-xs);
}

.retro-item__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-sm);
}

/* ========== VOTE BUTTON ========== */
.retro-vote {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: var(--font-xs);
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.retro-vote:hover {
  background: var(--accent-subtle);
  border-color: var(--accent);
  color: var(--accent);
}

.retro-vote:active {
  transform: scale(0.95);
}

.retro-vote--voted {
  background: var(--accent-subtle);
  border-color: var(--accent);
  color: var(--accent);
}

.retro-vote__icon {
  width: 14px;
  height: 14px;
}

.retro-vote__count {
  min-width: 12px;
  text-align: center;
}

/* ========== ITEM ACTIONS ========== */
.retro-item__actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.retro-item:hover .retro-item__actions {
  opacity: 1;
}

.retro-action-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.retro-action-btn:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.retro-action-btn--delete:hover {
  background: var(--status-danger-subtle);
  color: var(--status-danger);
}

/* ========== GROUPED ITEMS ========== */
.retro-group {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.retro-group__header {
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.retro-group__header:hover {
  background: var(--bg-hover);
}

.retro-group__title {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.retro-group__title-text {
  flex: 1;
  font-size: var(--font-sm);
  font-weight: 500;
  color: var(--text-primary);
}

.retro-group__count {
  font-size: var(--font-xs);
  color: var(--text-muted);
  background: var(--bg-tertiary);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

.retro-group__expand {
  width: 16px;
  height: 16px;
  color: var(--text-muted);
  transition: transform var(--transition-fast);
}

.retro-group--expanded .retro-group__expand {
  transform: rotate(180deg);
}

.retro-group__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.retro-group__votes {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-xs);
  color: var(--text-muted);
}

.retro-group__children {
  padding: var(--spacing-sm);
  padding-top: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.retro-group__children--collapsed {
  display: none;
}

/* Child item styling */
.retro-child {
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--border);
}

.retro-child__text {
  font-size: var(--font-xs);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
}

.retro-child__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: var(--spacing-xs);
}

.retro-child__author {
  font-size: var(--font-2xs);
  color: var(--text-muted);
}

/* ========== COLUMN-SPECIFIC STYLES ========== */
.retro-column--went-well .retro-item {
  border-left: 3px solid var(--status-success);
}

.retro-column--went-poorly .retro-item {
  border-left: 3px solid var(--status-danger);
}

.retro-column--action-items .retro-item {
  border-left: 3px solid var(--accent);
}

.retro-column--went-well .retro-group {
  border-left: 3px solid var(--status-success);
}

.retro-column--went-poorly .retro-group {
  border-left: 3px solid var(--status-danger);
}

.retro-column--action-items .retro-group {
  border-left: 3px solid var(--accent);
}

/* ========== DRAG GHOST ========== */
.retro-drag-ghost {
  position: fixed;
  pointer-events: none;
  z-index: 1000;
  opacity: 0.9;
  transform: rotate(3deg);
}

/* ========== DROP ZONE INDICATOR ========== */
.retro-column__body--drop-active,
.retro-column__body--drop-target {
  background: var(--accent-subtle);
  border-radius: var(--radius-md);
  outline: 2px dashed var(--accent);
  outline-offset: -2px;
}

/* ========== EMPTY COLUMN STATE ========== */
.retro-column-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
  text-align: center;
  color: var(--text-muted);
}

.retro-column-empty__icon {
  width: 32px;
  height: 32px;
  opacity: 0.5;
  margin-bottom: var(--spacing-sm);
}

.retro-column-empty__text {
  font-size: var(--font-xs);
  line-height: var(--leading-relaxed);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 640px) {
  .retro-item__actions {
    opacity: 1;
  }

  .retro-item__footer {
    flex-wrap: wrap;
  }
}