/* ============================================================================
   Kanban Board - Sprint Management
   Uses Terra Incognita design system variables
   ============================================================================ */

/* Kanban Board Container */
.kanban-board {
  padding: var(--ti-space-2xl) 0;
}

.kanban-board__header {
  margin-bottom: var(--ti-space-3xl);
  text-align: center;
}

.kanban-board__title {
  font-family: var(--ti-font-display);
  font-size: 2.5rem;
  font-weight: var(--font-weight-bold);
  color: var(--ti-text-primary);
  margin-bottom: var(--ti-space-sm);
}

.kanban-board__subtitle {
  font-family: var(--ti-font-body);
  font-size: 1.125rem;
  color: var(--ti-text-tertiary);
  margin-bottom: var(--ti-space-lg);
}

.kanban-board__actions {
  margin-top: var(--ti-space-lg);
}

/* Kanban Columns Container */
.kanban-columns {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: var(--ti-space-xl);
  align-items: start;
}

/* Individual Column */
.kanban-column {
  background: var(--ti-surface-card);
  border-radius: var(--ti-radius-lg);
  border: 2px solid var(--ti-border-subtle);
  min-height: 400px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--ti-shadow-sm);
}

.kanban-column__header {
  padding: var(--ti-space-lg);
  border-bottom: 2px solid var(--ti-border-subtle);
  border-top: 4px solid var(--ti-accent-primary);
  border-radius: var(--ti-radius-lg) var(--ti-radius-lg) 0 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--ti-surface-panel);
}

.kanban-column__header-content {
  display: flex;
  align-items: center;
  gap: var(--ti-space-sm);
}

.kanban-column__title {
  font-family: var(--ti-font-display);
  font-size: 1.25rem;
  font-weight: var(--font-weight-semibold);
  color: var(--ti-accent-primary);
  margin: 0;
}

.kanban-column__count {
  font-size: 0.875rem;
}

.kanban-column__toggle {
  background: none;
  border: 1px solid var(--ti-border-default);
  border-radius: var(--ti-radius-sm);
  color: var(--ti-text-secondary);
  cursor: pointer;
  font-size: 1.25rem;
  line-height: 1;
  padding: var(--ti-space-xs) var(--ti-space-sm);
  transition: all var(--ti-duration-fast) var(--ti-ease-out);
}

.kanban-column__toggle:hover {
  background: var(--ti-surface-raised);
  border-color: var(--ti-text-tertiary);
}

.kanban-column__toggle-icon {
  display: inline-block;
  font-weight: var(--font-weight-bold);
}

/* Collapsed state */
.kanban-column--collapsed .kanban-column__body {
  display: none;
}

.kanban-column--collapsed .kanban-column__toggle-icon::before {
  content: '+';
}

.kanban-column--collapsed .kanban-column__header {
  border-radius: var(--ti-radius-lg);
}

/* Rotate icon when expanded */
.kanban-column:not(.kanban-column--collapsed) .kanban-column__toggle-icon::before {
  content: '−';
}

.kanban-column__body {
  padding: var(--ti-space-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--ti-space-lg);
  overflow-y: auto;
  max-height: calc(100vh - 300px);
}

/* Kanban Ticket Card */
.kanban-ticket {
  background: var(--ti-surface-card);
  color: var(--ti-text-on-card);
  border: 1px solid var(--ti-border-subtle);
  border-left: 4px solid var(--ti-accent-primary-muted);
  border-radius: var(--ti-radius-md);
  padding: var(--ti-space-lg);
  transition: all var(--ti-duration-normal) var(--ti-ease-out);
  cursor: pointer;
}

.kanban-ticket[draggable="true"] {
  cursor: grab;
}

.kanban-ticket[draggable="true"]:active {
  cursor: grabbing;
}

.kanban-ticket:hover {
  box-shadow: var(--ti-shadow-md);
  transform: translateY(-2px);
  border-left-color: var(--ti-accent-primary);
}

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

/* Drag over column highlight */
.kanban-column--drag-over {
  background: var(--ti-accent-primary-subtle);
}

.kanban-column--drag-over .kanban-column__header {
  background: var(--ti-accent-primary-subtle);
}

.kanban-ticket__header {
  margin-bottom: var(--ti-space-sm);
}

.kanban-ticket__title {
  font-family: var(--ti-font-body);
  font-size: 1rem;
  font-weight: var(--font-weight-semibold);
  color: inherit;
  margin: 0 0 var(--ti-space-xs) 0;
  line-height: 1.4;
}

.kanban-ticket__meta {
  display: flex;
  gap: var(--ti-space-xs);
  flex-wrap: wrap;
}

.kanban-ticket__body {
  margin-bottom: var(--ti-space-sm);
}

.kanban-ticket__description {
  font-family: var(--ti-font-body);
  font-size: 0.875rem;
  color: var(--ti-text-on-card-secondary);
  line-height: 1.5;
  margin: 0;
}

.kanban-ticket__footer {
  padding-top: var(--ti-space-sm);
  border-top: 1px solid var(--ti-border-subtle);
}

.kanban-ticket__tags {
  display: flex;
  gap: var(--ti-space-xs);
  flex-wrap: wrap;
}

.kanban-ticket__tag {
  display: inline-block;
  padding: 2px 8px;
  background: var(--ti-surface-raised);
  border: 1px solid var(--ti-border-default);
  border-radius: var(--ti-radius-sm);
  font-family: var(--ti-font-body);
  font-size: 0.75rem;
  color: var(--ti-text-secondary);
}

.kanban-ticket__actions {
  margin-top: var(--ti-space-sm);
  padding-top: var(--ti-space-sm);
  border-top: 1px solid var(--ti-border-subtle);
  display: flex;
  gap: var(--ti-space-xs);
  align-items: center;
}

.kanban-ticket__drag-hint {
  font-family: var(--ti-font-body);
  font-size: 0.75rem;
  color: var(--ti-text-tertiary);
  font-style: italic;
}

/* Priority Badges - Using Terra Incognita semantic colors */
.badge--priority-p0 {
  background: var(--ti-state-danger);
  color: var(--ti-text-on-accent);
  font-weight: var(--font-weight-semibold);
}

.badge--priority-p1 {
  background: var(--ti-state-warning);
  color: var(--ti-text-primary);
  font-weight: var(--font-weight-semibold);
}

.badge--priority-p2 {
  background: var(--ti-accent-primary);
  color: var(--ti-text-on-accent);
}

.badge--priority-p3 {
  background: var(--ti-border-subtle);
  color: var(--ti-text-secondary);
}

.badge--visibility {
  background: var(--ti-accent-primary);
  color: var(--ti-text-primary);
}

/* Responsive Adjustments */
@media (max-width: 1024px) {
  .kanban-columns {
    grid-template-columns: repeat(3, 1fr);
  }
}

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

  .kanban-column__body {
    max-height: 500px;
  }

  .kanban-board__title {
    font-size: 2rem;
  }
}

/* Ticket Detail Modal - Specific styles for ticket details */
.ticket-detail__meta {
  display: flex;
  gap: var(--ti-space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--ti-space-xl);
  padding-bottom: var(--ti-space-lg);
  border-bottom: 2px solid var(--ti-border-subtle);
}

.ticket-detail__section {
  margin-bottom: var(--ti-space-2xl);
}

.ticket-detail__heading {
  font-family: var(--ti-font-display);
  font-size: 1.125rem;
  font-weight: var(--font-weight-semibold);
  color: var(--ti-accent-primary);
  margin: 0 0 var(--ti-space-lg) 0;
}

.ticket-detail__description {
  font-family: var(--ti-font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--ti-text-secondary);
  white-space: pre-wrap;
  margin: 0;
}

.ticket-detail__tags {
  display: flex;
  gap: var(--ti-space-sm);
  flex-wrap: wrap;
}

.ticket-detail__tag {
  display: inline-block;
  padding: var(--ti-space-xs) var(--ti-space-lg);
  background: var(--ti-surface-raised);
  border: 1px solid var(--ti-border-default);
  border-radius: var(--ti-radius-sm);
  font-family: var(--ti-font-body);
  font-size: 0.875rem;
  color: var(--ti-text-secondary);
}

.ticket-detail__timeline {
  font-family: var(--ti-font-body);
  font-size: 0.875rem;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--ti-space-xs) var(--ti-space-lg);
}

.ticket-detail__timeline dt {
  font-weight: var(--font-weight-semibold);
  color: var(--ti-text-secondary);
}

.ticket-detail__timeline dd {
  color: var(--ti-text-secondary);
  margin: 0;
}

.ticket-detail__comments {
  display: flex;
  flex-direction: column;
  gap: var(--ti-space-lg);
}

.ticket-detail__comment {
  padding: var(--ti-space-lg);
  background: var(--ti-surface-panel);
  border-left: 3px solid var(--ti-accent-primary-muted);
  border-radius: var(--ti-radius-sm);
}

.ticket-detail__comment--internal {
  background: var(--ti-surface-card);
  border-left-color: var(--ti-accent-primary);
}

.ticket-detail__comment-meta {
  font-size: 0.75rem;
  color: var(--ti-text-tertiary);
  margin-bottom: var(--ti-space-xs);
}

.ticket-detail__comment-content {
  font-family: var(--ti-font-body);
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--ti-text-secondary);
  white-space: pre-wrap;
  margin: 0;
}

/* Comment Form */
.comment-form {
  margin-top: var(--ti-space-xl);
  padding-top: var(--ti-space-lg);
  border-top: 1px solid var(--ti-border-subtle);
}

.comment-form__input {
  resize: vertical;
  min-height: 80px;
}

.comment-form__actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: var(--ti-space-sm);
}

.comment-form__internal-label {
  display: flex;
  align-items: center;
  gap: var(--ti-space-xs);
  font-family: var(--ti-font-body);
  font-size: 0.875rem;
  color: var(--ti-text-secondary);
  cursor: pointer;
}