/* Workshop Planner Application Styles */

/* ========================================
   App Layout
   ======================================== */

.planner-layout {
  display: grid;
  grid-template-columns: 320px 1fr 380px;
  height: 100vh;
  overflow: hidden;
}

@media (max-width: 1200px) {
  .planner-layout {
    grid-template-columns: 280px 1fr 320px;
  }
}

@media (max-width: 1024px) {
  .planner-layout {
    grid-template-columns: 1fr;
  }

  .planner-sidebar,
  .planner-panel {
    position: fixed;
    top: 0;
    bottom: 0;
    z-index: var(--z-fixed);
    transform: translateX(-100%);
    transition: transform var(--transition-default) var(--ease-default);
  }

  .planner-sidebar {
    left: 0;
    width: 320px;
  }

  .planner-panel {
    right: 0;
    left: auto;
    width: 380px;
    transform: translateX(100%);
  }

  .planner-sidebar.open,
  .planner-panel.open {
    transform: translateX(0);
  }
}

/* ========================================
   Activity Library Sidebar
   ======================================== */

.planner-sidebar {
  background-color: var(--background);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.sidebar-header {
  padding: var(--space-4);
  border-bottom: 1px solid var(--border);
}

.sidebar-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-3);
}

.sidebar-title .icon {
  color: var(--primary);
}

.sidebar-search {
  position: relative;
}

.sidebar-search .icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted-foreground);
  width: 20px; height: 20px;
}

.sidebar-search .form-input {
  padding-left: var(--space-10);
}

.sidebar-filters {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: var(--space-2);
}

.sidebar-filters .form-select {
  flex: 1;
  padding: var(--space-2);
  font-size: var(--text-xs);
}

.sidebar-content {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4);
}

.activity-category {
  margin-bottom: var(--space-6);
}

.activity-category:last-child {
  margin-bottom: 0;
}

.activity-category-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-3);
  cursor: pointer;
}

.activity-category-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--foreground);
}

.activity-category-title .icon {
  width: 18px; height: 18px;
}

.activity-category-count {
  font-size: var(--text-xs);
  color: var(--muted-foreground);
  background-color: var(--muted);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-full);
}

.activity-category-toggle {
  color: var(--muted-foreground);
  transition: transform var(--transition-fast);
}

.activity-category.collapsed .activity-category-toggle {
  transform: rotate(-90deg);
}

.activity-category-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.activity-category.collapsed .activity-category-list {
  display: none;
}

/* Activity Card Enhancements */
.activity-card {
  position: relative;
}

.activity-card .add-to-agenda {
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.activity-card:hover .add-to-agenda {
  opacity: 1;
}

.activity-card.dragging {
  opacity: 0.6;
  cursor: grabbing;
}

/* Category Colors for Icons */
.activity-card-icon.exercises {
  background-color: var(--color-blue-100);
  color: var(--color-blue-600);
}

.activity-card-icon.icebreakers {
  background-color: var(--color-purple-100);
  color: var(--color-purple-600);
}

.activity-card-icon.breaks {
  background-color: var(--color-green-100);
  color: var(--color-green-600);
}

.activity-card-icon.discussions {
  background-color: var(--color-amber-100);
  color: var(--color-amber-600);
}

.activity-card-icon.presentations {
  background-color: var(--color-orange-100);
  color: var(--color-orange-600);
}

/* ========================================
   Main Agenda Builder
   ======================================== */

.planner-main {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background-color: var(--color-gray-50);
}

.planner-header {
  background-color: var(--background);
  border-bottom: 1px solid var(--border);
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.planner-header-left {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.planner-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: var(--foreground);
}

.planner-logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--color-blue-500), var(--color-purple-500));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.planner-header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.agenda-builder {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-6);
}

.agenda-container {
  max-width: 800px;
  margin: 0 auto;
}

.agenda-header {
  margin-bottom: var(--space-6);
}

.agenda-title-wrapper {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-2);
}

.agenda-title {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--foreground);
}

.agenda-title-input {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  border: none;
  background: transparent;
  padding: 0;
  width: 100%;
  outline: none;
}

.agenda-title-input:focus {
  outline: none;
}

.agenda-subtitle {
  font-size: var(--text-sm);
  color: var(--muted-foreground);
}

.agenda-meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-top: var(--space-3);
}

.agenda-meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--muted-foreground);
}

.agenda-meta-item .icon {
  width: 18px; height: 18px;
}

/* Agenda Timeline */
.agenda-timeline {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.agenda-item {
  background-color: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  transition: all var(--transition-fast) var(--ease-default);
  cursor: default;
}

.agenda-item:hover {
  box-shadow: var(--shadow-sm);
  border-color: var(--color-gray-300);
}

.agenda-item.dragging {
  opacity: 0.5;
  box-shadow: var(--shadow-lg);
}

.agenda-item.drag-over {
  border-color: var(--primary);
  background-color: var(--color-blue-50);
}

.agenda-item-drag-handle {
  color: var(--muted-foreground);
  cursor: grab;
  opacity: 0.4;
  transition: opacity var(--transition-fast);
}

.agenda-item:hover .agenda-item-drag-handle {
  opacity: 1;
}

.agenda-item-drag-handle:active {
  cursor: grabbing;
}

.agenda-item-time {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--primary);
  min-width: 80px;
}

.agenda-item-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.agenda-item-icon.exercises {
  background-color: var(--color-blue-100);
  color: var(--color-blue-600);
}

.agenda-item-icon.icebreakers {
  background-color: var(--color-purple-100);
  color: var(--color-purple-600);
}

.agenda-item-icon.breaks {
  background-color: var(--color-green-100);
  color: var(--color-green-600);
}

.agenda-item-icon.discussions {
  background-color: var(--color-amber-100);
  color: var(--color-amber-600);
}

.agenda-item-icon.presentations {
  background-color: var(--color-orange-100);
  color: var(--color-orange-600);
}

.agenda-item-content {
  flex: 1;
  min-width: 0;
}

.agenda-item-title {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--foreground);
  margin-bottom: var(--space-1);
}

.agenda-item-duration {
  font-size: var(--text-xs);
  color: var(--muted-foreground);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.agenda-item-actions {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.agenda-item:hover .agenda-item-actions {
  opacity: 1;
}

/* Drop Zone */
.agenda-drop-zone {
  min-height: 160px;
  border: 2px dashed var(--color-gray-300);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-8);
  transition: all var(--transition-fast) var(--ease-default);
  background-color: var(--background);
}

.agenda-drop-zone.drag-over {
  border-color: var(--primary);
  background-color: var(--color-blue-50);
  border-style: solid;
}

.agenda-drop-zone-icon {
  width: 48px;
  height: 48px;
  background-color: var(--muted);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted-foreground);
  margin-bottom: var(--space-3);
}

.agenda-drop-zone-text {
  font-size: var(--text-sm);
  color: var(--muted-foreground);
  text-align: center;
}

.agenda-drop-zone-hint {
  font-size: var(--text-xs);
  color: var(--color-gray-400);
  margin-top: var(--space-1);
}

/* ========================================
   AI Assistant Panel
   ======================================== */

.planner-panel {
  background-color: var(--background);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.ai-panel-header {
  padding: var(--space-4);
  border-bottom: 1px solid var(--border);
}

.ai-panel-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
}

.ai-panel-icon {
  width: 28px;
  height: 28px;
  background: linear-gradient(135deg, var(--color-purple-500), var(--color-blue-500));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.ai-panel-subtitle {
  font-size: var(--text-sm);
  color: var(--muted-foreground);
  margin-top: var(--space-1);
}

.ai-panel-content {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4);
}

.ai-panel-footer {
  padding: var(--space-4);
  border-top: 1px solid var(--border);
}

/* AI Quick Actions */
.ai-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.ai-action-btn {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  background-color: var(--muted);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
}

.ai-action-btn:hover {
  background-color: var(--accent);
  border-color: var(--primary);
}

.ai-action-icon {
  width: 36px;
  height: 36px;
  background-color: var(--background);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
}

.ai-action-content {
  flex: 1;
}

.ai-action-title {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--foreground);
}

.ai-action-description {
  font-size: var(--text-xs);
  color: var(--muted-foreground);
  margin-top: var(--space-1);
}

/* AI Chat Messages */
.ai-messages {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.ai-message {
  max-width: 90%;
}

.ai-message-assistant {
  align-self: flex-start;
}

.ai-message-user {
  align-self: flex-end;
}

.ai-message-bubble {
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
}

.ai-message-assistant .ai-message-bubble {
  background-color: var(--muted);
  color: var(--foreground);
  border-bottom-left-radius: var(--radius-sm);
}

.ai-message-user .ai-message-bubble {
  background-color: var(--primary);
  color: var(--primary-foreground);
  border-bottom-right-radius: var(--radius-sm);
}

/* AI Input */
.ai-input-wrapper {
  position: relative;
}

.ai-input {
  width: 100%;
  padding: var(--space-3) var(--space-10) var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  resize: none;
  min-height: 44px;
  max-height: 120px;
}

.ai-input:focus {
  outline: none;
  border-color: var(--ring);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.ai-send-btn {
  position: absolute;
  right: var(--space-2);
  top: 50%;
  transform: translateY(-50%);
  width: 32px;
  height: 32px;
  background-color: var(--primary);
  border: none;
  border-radius: var(--radius-md);
  color: var(--primary-foreground);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast);
}

.ai-send-btn:hover {
  background-color: var(--primary-hover);
}

.ai-send-btn:disabled {
  background-color: var(--muted);
  cursor: not-allowed;
}

/* AI Suggestions */
.ai-suggestions-section {
  margin-top: var(--space-4);
}

.ai-suggestions-title {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted-foreground);
  margin-bottom: var(--space-3);
}

.ai-suggestion-card {
  background-color: var(--muted);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
  margin-bottom: var(--space-2);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.ai-suggestion-card:hover {
  border-color: var(--primary);
  background-color: var(--accent);
}

.ai-suggestion-card:last-child {
  margin-bottom: 0;
}

.ai-suggestion-title {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--foreground);
  margin-bottom: var(--space-1);
}

.ai-suggestion-description {
  font-size: var(--text-xs);
  color: var(--muted-foreground);
}

/* ========================================
   Dialogs & Modals
   ======================================== */

.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: var(--z-modal-backdrop);
  display: none;
  opacity: 0;
  transition: opacity var(--transition-default);
}

.modal-overlay.open {
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
}

.modal {
  background-color: var(--background);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 500px;
  max-height: 85vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transform: scale(0.95);
  transition: transform var(--transition-default);
}

.modal-overlay.open .modal {
  transform: scale(1);
}

.modal-header {
  padding: var(--space-6);
  border-bottom: 1px solid var(--border);
}

.modal-title {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
}

.modal-description {
  font-size: var(--text-sm);
  color: var(--muted-foreground);
  margin-top: var(--space-2);
}

.modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
}

.modal-content {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-6);
}

.modal-footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: var(--space-2);
}

/* Export Modal */
.export-options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}

.export-option {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-4);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.export-option:hover {
  border-color: var(--primary);
  background-color: var(--accent);
}

.export-option.selected {
  border-color: var(--primary);
  background-color: var(--color-blue-50);
}

.export-option-icon {
  width: 48px;
  height: 48px;
  background-color: var(--muted);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted-foreground);
  margin-bottom: var(--space-2);
}

.export-option.selected .export-option-icon {
  background-color: var(--color-blue-100);
  color: var(--primary);
}

.export-option-label {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
}

/* ========================================
   Workshop Settings Form
   ======================================== */

.settings-section {
  margin-bottom: var(--space-6);
}

.settings-section-title {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-3);
}

.time-inputs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}

/* ========================================
   Mobile Navigation
   ======================================== */

.mobile-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--background);
  border-top: 1px solid var(--border);
  padding: var(--space-2);
  z-index: var(--z-fixed);
}

@media (max-width: 1024px) {
  .mobile-nav {
    display: flex;
    justify-content: space-around;
  }
}

.mobile-nav-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2);
  color: var(--muted-foreground);
  background: none;
  border: none;
  cursor: pointer;
  font-size: var(--text-xs);
  transition: color var(--transition-fast);
}

.mobile-nav-btn:hover,
.mobile-nav-btn.active {
  color: var(--primary);
}

/* ========================================
   Toast Notifications
   ======================================== */

.toast-container {
  position: fixed;
  bottom: var(--space-4);
  right: var(--space-4);
  z-index: var(--z-tooltip);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background-color: var(--color-gray-900);
  color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  font-size: var(--text-sm);
  animation: slideIn var(--transition-default) var(--ease-out);
}

.toast-success {
  background-color: var(--color-green-600);
}

.toast-error {
  background-color: var(--color-red-600);
}

.toast-warning {
  background-color: var(--color-amber-600);
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* ========================================
   Loading States
   ======================================== */

.loading-spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--muted);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-gray-200) 25%,
    var(--color-gray-100) 50%,
    var(--color-gray-200) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

@keyframes shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* ========================================
   Scrollbar Styling
   ======================================== */

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background-color: var(--color-gray-300);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background-color: var(--color-gray-400);
}

/* ========================================
   Print Styles
   ======================================== */

@media print {
  .planner-sidebar,
  .planner-panel,
  .planner-header,
  .agenda-item-drag-handle,
  .agenda-item-actions,
  .mobile-nav {
    display: none !important;
  }

  .planner-layout {
    display: block;
  }

  .planner-main {
    overflow: visible;
    background: white;
  }

  .agenda-builder {
    overflow: visible;
    padding: 0;
  }

  .agenda-item {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ddd;
  }
}