/* ============================================
   SubTracker - Kanban Board
   ============================================ */

.kanban-board {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  padding-bottom: 1rem;
  min-height: 400px;
}

.kanban-column {
  min-width: 220px;
  max-width: 260px;
  flex-shrink: 0;
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
}

.kanban-column-header {
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
}

.kanban-column-title {
  font-size: 0.82rem;
  font-weight: 600;
}

.kanban-column-count {
  font-size: 0.72rem;
  color: var(--text-muted);
  background: var(--bg-secondary);
  padding: 0.1rem 0.45rem;
  border-radius: var(--radius-full);
  font-weight: 600;
}

.kanban-list {
  flex: 1;
  padding: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-height: 60px;
  transition: background var(--transition-fast);
}

.kanban-list.drag-over {
  background: rgba(5, 150, 105, 0.08);
  border-radius: var(--radius-md);
}

.kanban-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  cursor: grab;
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}

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

.kanban-card.dragging {
  opacity: 0.5;
  transform: rotate(2deg);
  cursor: grabbing;
}

.kanban-card-title {
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  line-height: 1.3;
}

.kanban-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.72rem;
  color: var(--text-muted);
}

@media (max-width: 900px) {
  .kanban-board {
    padding-left: 0.5rem;
    padding-right: 0.5rem;
  }
  .kanban-column {
    min-width: 200px;
  }
}