/* ============ KANBAN BOARD ============ */
.kanban-container {
  display: flex;
  gap: var(--spacing-md);
  overflow-x: auto;
  padding-bottom: var(--spacing-md);
  min-height: calc(100vh - 180px);
  align-items: flex-start;
}

/* ============ COLUMN ============ */
.kanban-column {
  min-width: 300px;
  max-width: 300px;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  max-height: calc(100vh - 180px);
  flex-shrink: 0;
}

.column-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md);
  cursor: grab;
}

.column-title-group {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.column-color {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}

.column-title {
  font-size: var(--font-sm);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
}

.column-count {
  font-size: var(--font-xs);
  color: var(--text-tertiary);
  background: var(--bg-tertiary);
  padding: 1px 7px;
  border-radius: var(--radius-full);
  font-weight: var(--font-medium);
}

.column-menu {
  background: none;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
  font-size: var(--font-lg);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

.column-menu:hover { background: var(--bg-tertiary); color: var(--text-primary); }

/* Card list */
.column-cards {
  flex: 1;
  overflow-y: auto;
  padding: 0 var(--spacing-sm) var(--spacing-sm);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  min-height: 40px;
}

.column-cards.drag-over {
  background: var(--primary-bg);
  border-radius: var(--radius-md);
}

/* Add card button */
.column-footer {
  padding: var(--spacing-sm);
}

.btn-add-card {
  width: 100%;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: none;
  border: none;
  border-radius: var(--radius-md);
  color: var(--text-tertiary);
  cursor: pointer;
  font-size: var(--font-sm);
  transition: all var(--transition-fast);
}

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

/* Add column */
.kanban-add-column {
  min-width: 300px;
  max-width: 300px;
  flex-shrink: 0;
}

.btn-add-column {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background: var(--bg-secondary);
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-lg);
  color: var(--text-tertiary);
  cursor: pointer;
  font-size: var(--font-sm);
  transition: all var(--transition-fast);
}

.btn-add-column:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-bg); }

/* ============ KANBAN CARD ============ */
.kanban-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  cursor: pointer;
  transition: box-shadow var(--transition-fast);
  position: relative;
}

.kanban-card:hover { box-shadow: var(--shadow-md); }

.kanban-card.dragging {
  opacity: 0.5;
  box-shadow: var(--shadow-lg);
}

.kanban-card.drag-placeholder {
  background: var(--primary-bg);
  border: 2px dashed var(--primary);
  min-height: 60px;
}

/* Card priority bar */
.kanban-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 3px;
  border-radius: 2px;
}

.kanban-card[data-priority="critical"]::before { background: #e53e3e; }
.kanban-card[data-priority="high"]::before { background: #ed8936; }
.kanban-card[data-priority="medium"]::before { background: #d69e2e; }
.kanban-card[data-priority="low"]::before { background: #3182ce; }

/* Card labels */
.card-labels {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: var(--spacing-sm);
}

.card-label {
  height: 6px;
  width: 32px;
  border-radius: 3px;
}

/* Card title */
.card-title {
  font-size: var(--font-sm);
  font-weight: var(--font-medium);
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  line-height: 1.4;
}

/* Card metadata */
.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-sm);
  font-size: var(--font-xs);
  color: var(--text-tertiary);
}

.card-meta-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.card-meta-item {
  display: flex;
  align-items: center;
  gap: 3px;
}

.card-meta-item.overdue { color: var(--error); }

.card-assignees {
  display: flex;
}

.card-assignees .user-avatar {
  width: 24px;
  height: 24px;
  font-size: 10px;
  margin-left: -6px;
  border: 2px solid var(--bg-elevated);
}

.card-assignees .user-avatar:first-child { margin-left: 0; }

/* Checklist progress bar */
.card-checklist-bar {
  width: 100%;
  height: 3px;
  background: var(--bg-tertiary);
  border-radius: 2px;
  margin-top: var(--spacing-sm);
  overflow: hidden;
}

.card-checklist-fill {
  height: 100%;
  background: var(--success);
  border-radius: 2px;
  transition: width var(--transition-base);
}

/* ============ INLINE ADD CARD ============ */
.inline-add-card {
  background: var(--bg-elevated);
  border: 1px solid var(--primary);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
}

.inline-add-card textarea {
  width: 100%;
  border: none;
  resize: none;
  font-size: var(--font-sm);
  font-family: inherit;
  color: var(--text-primary);
  background: transparent;
  outline: none;
  min-height: 40px;
}

.inline-add-actions {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
}

/* ============ BOARD HEADER ============ */
.board-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.board-title-section {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.board-name {
  font-size: var(--font-xl);
  font-weight: var(--font-bold);
}

.board-filters {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.filter-select {
  padding: 5px 10px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: var(--font-xs);
  color: var(--text-secondary);
  background: var(--bg-primary);
}

.filter-search {
  padding: 5px 10px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: var(--font-xs);
  width: 180px;
}

/* ============ BOARDS GRID ============ */
.boards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-md);
}

.board-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  color: inherit;
  display: block;
}

.board-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
  transform: translateY(-2px);
}

.board-card-name {
  font-size: var(--font-lg);
  font-weight: var(--font-semibold);
  margin-bottom: var(--spacing-xs);
}

.board-card-desc {
  font-size: var(--font-sm);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.board-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--font-xs);
  color: var(--text-tertiary);
}

.board-card-stat {
  display: flex;
  align-items: center;
  gap: 4px;
}