/* =====================================================
   Project Templates System - CSS Styles (Part 3)
   Task Cards, Kanban Board, List View, Task Detail
   ===================================================== */

/* =====================================================
   TASK CARD COMPONENT
   ===================================================== */

.task-card {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.task-card:hover {
  border-color: var(--template-primary);
  box-shadow: var(--shadow-sm);
}

.task-card.completed {
  opacity: 0.7;
}

.task-card-header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.task-checkbox-label {
  display: flex;
  align-items: center;
  cursor: pointer;
}

.task-checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
  accent-color: var(--template-success);
}

.task-title-container {
  flex: 1;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.task-name {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.4;
}

.task-name.completed {
  text-decoration: line-through;
  color: var(--text-tertiary);
}

.milestone-badge {
  font-size: 0.875rem;
}

.integration-badge {
  padding: 2px 6px;
  background: rgba(59, 130, 246, 0.1);
  color: #3B82F6;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
}

.integration-badge[data-type="booking"] {
  background: rgba(124, 58, 237, 0.1);
  color: #7C3AED;
}

.integration-badge[data-type="media_hub"] {
  background: rgba(236, 72, 153, 0.1);
  color: #EC4899;
}

.task-menu-btn {
  padding: var(--space-xs);
  background: transparent;
  border: none;
  color: var(--text-tertiary);
  font-size: 0.875rem;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.task-menu-btn:hover {
  color: var(--text-primary);
}

.task-card-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.task-description {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0;
}

.task-meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.task-assignee {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.assignee-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  object-fit: cover;
}

.assignee-name {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.btn-assign {
  padding: var(--space-xs) var(--space-sm);
  background: transparent;
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-tertiary);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-assign:hover {
  border-color: var(--template-primary);
  color: var(--template-primary);
}

.task-due-date {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.task-due-date.overdue {
  color: var(--template-danger);
  font-weight: 500;
}

.task-hours {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

.btn-integration {
  padding: var(--space-xs) var(--space-sm);
  background: var(--template-primary);
  border: none;
  border-radius: var(--radius-sm);
  color: white;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  margin-top: var(--space-xs);
}

.btn-integration:hover {
  background: #4338CA;
}

.task-link {
  font-size: 0.75rem;
  color: var(--template-primary);
  text-decoration: none;
  margin-top: var(--space-xs);
  display: inline-block;
}

.task-link:hover {
  text-decoration: underline;
}

.task-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--border-color);
}

.task-status-badge {
  text-transform: capitalize;
}

/* =====================================================
   KANBAN BOARD VIEW
   ===================================================== */

.kanban-board {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  height: 100%;
  overflow-x: auto;
}

.kanban-column {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  min-width: 280px;
  max-height: calc(100vh - 300px);
}

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

.column-header h4 {
  margin: 0;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.task-count {
  padding: var(--space-xs) var(--space-sm);
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.column-tasks {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.column-tasks:empty::after {
  content: 'No tasks';
  text-align: center;
  color: var(--text-tertiary);
  font-size: 0.875rem;
  padding: var(--space-lg);
}

/* Drag and drop states */

.task-card.dragging {
  opacity: 0.5;
}

.kanban-column.drag-over {
  background: var(--bg-hover);
  border-color: var(--template-primary);
}

/* =====================================================
   LIST VIEW
   ===================================================== */

.tasks-list-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.tasks-filter-bar {
  display: flex;
  gap: var(--space-md);
  align-items: center;
  padding: var(--space-md);
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  flex-wrap: wrap;
}

.tasks-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.tasks-table thead {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
}

.tasks-table th {
  padding: var(--space-md);
  text-align: left;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.tasks-table tbody tr {
  border-bottom: 1px solid var(--border-color);
  transition: background var(--transition-fast);
}

.tasks-table tbody tr:hover {
  background: var(--bg-hover);
}

.tasks-table tbody tr:last-child {
  border-bottom: none;
}

.tasks-table td {
  padding: var(--space-md);
  font-size: 0.875rem;
  color: var(--text-primary);
}

.tasks-table td:first-child {
  text-align: center;
}

.tasks-table td:last-child {
  text-align: center;
}

/* =====================================================
   TASK DETAIL MODAL
   ===================================================== */

.task-detail-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.modal-header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.task-breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.875rem;
  color: var(--text-tertiary);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-color);
}

.breadcrumb-item {
  color: var(--text-secondary);
}

.breadcrumb-separator {
  color: var(--text-tertiary);
}

.task-detail-meta-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.task-dependencies-section,
.task-linked-items,
.task-attachments-section,
.task-comments-section {
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-color);
}

.task-dependencies-section h4,
.task-linked-items h4,
.task-attachments-section h4,
.task-comments-section h4 {
  margin: 0 0 var(--space-md) 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.dependencies-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.dependency-item {
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.875rem;
}

.dependency-item.met {
  opacity: 0.6;
}

.dependency-status {
  font-size: 1rem;
}

.linked-item-section {
  margin-bottom: var(--space-md);
}

.linked-booking-card {
  padding: var(--space-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

.linked-media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: var(--space-sm);
}

.media-thumbnail {
  aspect-ratio: 1;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.media-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.attachments-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.attachment-item {
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.875rem;
}

.attachment-name {
  color: var(--text-primary);
}

.attachment-size {
  color: var(--text-tertiary);
  font-size: 0.75rem;
}

.comments-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
  max-height: 400px;
  overflow-y: auto;
}

.comment-item {
  padding: var(--space-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

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

.comment-author {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
}

.comment-time {
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

.comment-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.comment-mention {
  color: var(--template-primary);
  font-weight: 500;
}

.comment-input-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.comment-input-container textarea {
  padding: var(--space-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.875rem;
  font-family: inherit;
  resize: vertical;
  min-height: 80px;
}

.comment-input-container textarea:focus {
  outline: none;
  border-color: var(--template-primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

/* =====================================================
   RESPONSIVE DESIGN
   ===================================================== */

@media (max-width: 1200px) {
  .template-preview-body {
    grid-template-columns: 200px 1fr;
  }

  .kanban-board {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .template-browser-header {
    flex-direction: column;
    align-items: stretch;
  }

  .search-container {
    max-width: none;
  }

  .filter-row {
    flex-direction: column;
  }

  .templates-grid {
    grid-template-columns: 1fr;
  }

  .template-preview-body {
    grid-template-columns: 1fr;
  }

  .template-preview-sidebar {
    order: 2;
  }

  .template-preview-main {
    order: 1;
  }

  .project-basic-info {
    grid-template-columns: 1fr;
  }

  .task-detail-meta-row {
    grid-template-columns: 1fr;
  }

  .kanban-board {
    grid-template-columns: 1fr;
  }

  .milestones-sidebar {
    display: none;
  }

  .project-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .project-stats-mini {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (max-width: 480px) {
  .project-title-row {
    flex-wrap: wrap;
  }

  .project-card-footer button {
    font-size: 0.75rem;
    padding: var(--space-xs) var(--space-sm);
  }

  .tasks-table {
    font-size: 0.75rem;
  }

  .tasks-table th,
  .tasks-table td {
    padding: var(--space-sm);
  }
}

/* =====================================================
   UTILITIES
   ===================================================== */

.hidden {
  display: none !important;
}

.loading {
  opacity: 0.5;
  pointer-events: none;
}

.text-primary {
  color: var(--text-primary);
}

.text-secondary {
  color: var(--text-secondary);
}

.text-tertiary {
  color: var(--text-tertiary);
}

.text-success {
  color: var(--template-success);
}

.text-warning {
  color: var(--template-warning);
}

.text-danger {
  color: var(--template-danger);
}

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.line-clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* =====================================================
   ANIMATIONS
   ===================================================== */

@keyframes shimmer {
  0% {
    background-position: -1000px 0;
  }
  100% {
    background-position: 1000px 0;
  }
}

.skeleton {
  background: linear-gradient(
    90deg,
    var(--bg-secondary) 0%,
    var(--bg-hover) 50%,
    var(--bg-secondary) 100%
  );
  background-size: 1000px 100%;
  animation: shimmer 2s infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.spinner {
  animation: spin 1s linear infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* =====================================================
   PRINT STYLES (for export)
   ===================================================== */

@media print {
  @page {
    margin: 1cm;
  }

  body {
    background: white;
    color: black;
  }

  .modal,
  .btn-primary,
  .btn-outline,
  .project-header-right,
  .project-toolbar,
  .task-menu-btn,
  .project-menu {
    display: none !important;
  }

  .project-view {
    page-break-inside: avoid;
  }

  .phase-timeline-item {
    page-break-inside: avoid;
    border: 1px solid #ddd;
    margin-bottom: 1rem;
  }

  .task-card {
    page-break-inside: avoid;
    border: 1px solid #ddd;
  }
}