/*
 * Board styles - Kanban board layout and drag-drop
 */

/* Board Container */
.board-container {
  min-height: calc(100vh - 60px);
  padding: var(--spacing-lg) 0;
}

.board-header {
  background-color: var(--bg-card);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
}

.board-header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
}

.board-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  margin: 0;
  color: var(--text-primary);
}

.board-description {
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
}

.board-actions {
  display: flex;
  gap: var(--spacing-sm);
}

/* Kanban Board */
.kanban-board {
  display: flex;
  gap: var(--spacing-md);
  overflow-x: auto;
  padding-bottom: var(--spacing-md);
  min-height: 400px;
}

/* Column */
.kanban-column {
  flex: 0 0 280px;
  min-width: 280px;
  background-color: var(--neutral-100);
  border-radius: var(--border-radius);
  padding: var(--spacing-sm);
  display: flex;
  flex-direction: column;
  max-height: calc(100vh - 250px);
}

.kanban-column.drag-over {
  background-color: var(--neutral-200);
  box-shadow: inset 0 0 0 2px var(--primary-color);
}

.column-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.column-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.column-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  background-color: var(--neutral-300);
  border-radius: 10px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
}

.column-actions {
  display: flex;
  gap: var(--spacing-xs);
}

.column-action-btn {
  background: none;
  border: none;
  color: var(--text-subtle);
  cursor: pointer;
  padding: var(--spacing-xs);
  border-radius: var(--border-radius);
  transition: all var(--transition-fast);
  font-size: var(--font-size-sm);
}

.column-action-btn:hover {
  background-color: var(--neutral-200);
  color: var(--text-secondary);
}

/* Column Body */
.column-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-xs);
  min-height: 100px;
}

.column-body::-webkit-scrollbar {
  width: 6px;
}

.column-body::-webkit-scrollbar-track {
  background: transparent;
}

.column-body::-webkit-scrollbar-thumb {
  background-color: var(--neutral-300);
  border-radius: 3px;
}

.column-body::-webkit-scrollbar-thumb:hover {
  background-color: var(--neutral-400);
}

/* Drag and Drop States */
.task-card.draggable {
  cursor: grab;
}

.task-card.draggable:active {
  cursor: grabbing;
}

.task-card.drag-over {
  border-top: 2px solid var(--primary-color);
  margin-top: var(--spacing-sm);
}

.task-card.no-drag {
  cursor: default;
  opacity: 0.7;
}

/* Add Task Button */
.add-task-btn {
  width: 100%;
  padding: var(--spacing-sm);
  background-color: transparent;
  border: 2px dashed var(--neutral-300);
  border-radius: var(--border-radius);
  color: var(--text-subtle);
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  margin-top: var(--spacing-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
}

.add-task-btn:hover {
  background-color: var(--neutral-200);
  border-color: var(--neutral-400);
  color: var(--text-secondary);
}

/* Board List (Index page) */
.projects-container {
  background-color: var(--bg-card);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  margin-top: var(--spacing-xl);
}

.projects-container,
.board-card {
  border-radius: 16px;
}

.board-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-md);
  padding: 0;
}

.board-card {
  background-color: var(--bg-card);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--spacing-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 2px solid transparent;
}

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

.board-card-header {
  margin-bottom: var(--spacing-md);
}

.board-card-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.board-card-description {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

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

.board-card-date {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

/* Page Header */
.page-header {
  background-color: transparent;
  padding: 0 0 var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  border-radius: var(--border-radius);
  box-shadow: none;
}

.page-header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.page-title {
  font-size: var(--font-size-xxl);
  font-weight: var(--font-weight-semibold);
  margin: 0;
}

.page-actions {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
}

/* Task Detail Modal */
.task-detail-header {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.task-detail-main {
  flex: 1;
}

.task-detail-sidebar {
  width: 200px;
  flex-shrink: 0;
}

.task-detail-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-sm);
}

.task-detail-description {
  color: var(--text-primary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-lg);
}

.task-detail-field {
  margin-bottom: var(--spacing-md);
}

.task-detail-label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--text-subtle);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--spacing-xs);
}

.task-detail-value {
  font-size: var(--font-size-sm);
  color: var(--text-primary);
}

/* Comments Section */
.comments-section {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-xl);
  border-top: 2px solid var(--border-color);
}

.comments-header {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.comments-list {
  margin-bottom: var(--spacing-lg);
}

.comment-form {
  display: flex;
  gap: var(--spacing-sm);
}

.comment-input {
  flex: 1;
}

/* Responsive */
@media (max-width: 1024px) {
  .kanban-column {
    flex: 0 0 250px;
    min-width: 250px;
  }
}

@media (max-width: 768px) {
  .board-list {
    grid-template-columns: 1fr;
  }

  .kanban-board {
    flex-direction: column;
  }

  .kanban-column {
    flex: 1 1 auto;
    min-width: 100%;
    max-height: none;
  }

  .column-body {
    max-height: 300px;
  }

  .task-detail-header {
    flex-direction: column;
  }

  .task-detail-sidebar {
    width: 100%;
  }

  .page-header-content {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-md);
  }
}