/* ===================================================
   ORDER PIPELINE CSS - iMagin.K Platform
   Interface Kanban Interactive avec Drag & Drop
   Mobile-First Design
   =================================================== */

/* Variables CSS - Palette de couleurs stricte */
:root {
  --primary-color: #2563eb;
  --primary-dark: #1e40af;
  --primary-light: #dbeafe;
  --secondary-color: #64748b;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --info-color: #0ea5e9;
  --danger-color: #ef4444;
  --light-bg: #f8fafc;
  --medium-gray: #e2e8f0;
  --dark-gray: #475569;
  --text-primary: #0f172a;
  --text-secondary: #64748b;
  --white: #ffffff;
  --shadow-subtle: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-medium: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-large: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --border-radius: 8px;
  --transition: all 0.3s ease;
}

/* Base Styles - Mobile First */
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--light-bg);
}

/* Page Header */
.display-6.fw-bold.text-primary {
  color: var(--primary-color) !important;
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.lead.text-muted {
  color: var(--text-secondary) !important;
  font-size: 1rem;
}

/* Action Buttons */
.btn {
  border-radius: var(--border-radius);
  transition: var(--transition);
  font-weight: 500;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-medium);
}

.btn-outline-primary {
  border-color: var(--primary-color);
  color: var(--primary-color);
}

.btn-outline-primary:hover {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--white);
}

.btn-outline-success {
  border-color: var(--success-color);
  color: var(--success-color);
}

.btn-outline-success:hover {
  background-color: var(--success-color);
  border-color: var(--success-color);
  color: var(--white);
}

/* ===================================================
   CONTENEUR KANBAN
   =================================================== */

.kanban-board-container {
  background-color: var(--white);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-subtle);
  margin-bottom: 2rem;
}

/* Amélioration de la barre de défilement horizontale */
.kanban-board-container .overflow-auto {
  scrollbar-width: thin;
  scrollbar-color: var(--medium-gray) transparent;
}

.kanban-board-container .overflow-auto::-webkit-scrollbar {
  height: 8px;
}

.kanban-board-container .overflow-auto::-webkit-scrollbar-track {
  background: transparent;
  border-radius: 4px;
}

.kanban-board-container .overflow-auto::-webkit-scrollbar-thumb {
  background-color: var(--medium-gray);
  border-radius: 4px;
  transition: var(--transition);
}

.kanban-board-container .overflow-auto::-webkit-scrollbar-thumb:hover {
  background-color: var(--dark-gray);
}

/* ===================================================
   COLONNES KANBAN
   =================================================== */

.kanban-column {
  background-color: var(--light-bg);
  border-radius: var(--border-radius);
  min-height: 500px;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition);
  border: 2px solid transparent;
}

.kanban-column:hover {
  box-shadow: var(--shadow-medium);
}

/* En-tête de colonne */
.column-header {
  border-radius: var(--border-radius) var(--border-radius) 0 0 !important;
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(8px);
}

.column-header h5 {
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.column-header .badge {
  font-size: 0.75rem;
  font-weight: 600;
  min-width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

/* ===================================================
   CONTENEUR DE CARTES
   =================================================== */

.cards-container {
  padding: 0 1rem 1rem;
  transition: var(--transition);
  border-radius: 0 0 var(--border-radius) var(--border-radius);
  min-height: 400px;
  position: relative;
}

/* État dragover - Feedback visuel quand une carte survole la zone */
.cards-container.drag-over {
  background-color: rgba(37, 99, 235, 0.1);
  border: 2px dashed var(--primary-color);
  box-shadow: inset 0 0 10px rgba(37, 99, 235, 0.2);
  transform: scale(1.02);
}

.cards-container.drag-over::before {
  content: "Déposer ici";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: var(--primary-color);
  font-weight: 600;
  font-size: 1.1rem;
  z-index: 5;
  background-color: var(--white);
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-medium);
  pointer-events: none;
}

/* ===================================================
   CARTES KANBAN
   =================================================== */

.kanban-card {
  background-color: var(--white);
  border: 1px solid var(--medium-gray) !important;
  border-radius: var(--border-radius) !important;
  transition: var(--transition);
  cursor: grab;
  user-select: none;
  position: relative;
  overflow: hidden;
}

.kanban-card:hover {
  box-shadow: var(--shadow-medium);
  transform: translateY(-2px);
  border-color: var(--primary-color) !important;
}

.kanban-card:active {
  cursor: grabbing;
}

/* État dragging - Carte en cours de déplacement */
.kanban-card.dragging {
  opacity: 0.8;
  transform: rotate(3deg) scale(1.05);
  box-shadow: var(--shadow-large);
  z-index: 1000;
  border-color: var(--primary-color) !important;
  background: linear-gradient(135deg, var(--white) 0%, var(--primary-light) 100%);
}

.kanban-card.dragging::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, transparent, rgba(37, 99, 235, 0.1));
  pointer-events: none;
}

/* Corps de la carte */
.kanban-card .card-body {
  padding: 1rem;
}

/* Numéro de commande */
.kanban-card .badge.bg-primary.bg-opacity-10 {
  background-color: var(--primary-light) !important;
  color: var(--primary-color) !important;
  font-weight: 600;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  font-size: 0.75rem;
}

/* Titre de la carte */
.kanban-card .card-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.kanban-card .card-title i {
  color: var(--text-secondary);
}

/* Détails du projet */
.kanban-card .fw-medium {
  font-weight: 500;
  color: var(--text-primary);
  font-size: 0.875rem;
}

/* Prix */
.kanban-card .text-success {
  color: var(--success-color) !important;
  font-weight: 700;
  font-size: 1rem;
}

/* Badge urgent */
.kanban-card .badge.bg-danger.bg-opacity-10 {
  background-color: rgba(239, 68, 68, 0.1) !important;
  color: var(--danger-color) !important;
  border: 1px solid rgba(239, 68, 68, 0.2);
  animation: urgentPulse 2s infinite;
}

@keyframes urgentPulse {
  0%, 100% { 
    box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4); 
  }
  50% { 
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.1); 
  }
}

/* Barre de progression */
.kanban-card .progress {
  height: 4px;
  border-radius: 2px;
  background-color: var(--medium-gray);
  overflow: hidden;
}

.kanban-card .progress-bar {
  border-radius: 2px;
  transition: width 0.6s ease;
}

/* Footer de la carte */
.kanban-card .card-footer {
  background-color: var(--light-bg);
  border-top: 1px solid var(--medium-gray);
}

.kanban-card .btn-group .btn {
  border: none;
  background: transparent;
  color: var(--text-secondary);
  transition: var(--transition);
}

.kanban-card .btn-group .btn:hover {
  color: var(--primary-color);
  transform: scale(1.1);
}

/* Menu dropdown */
.kanban-card .dropdown-toggle {
  border: none !important;
  background: transparent !important;
  color: var(--text-secondary);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  transition: var(--transition);
}

.kanban-card .dropdown-toggle:hover,
.kanban-card .dropdown-toggle:focus {
  color: var(--primary-color);
  background-color: var(--primary-light) !important;
}

/* Message vide */
.cards-container .text-center.py-4 {
  opacity: 0.6;
  transition: var(--transition);
}

.cards-container:hover .text-center.py-4 {
  opacity: 0.8;
}

/* ===================================================
   STATISTIQUES RAPIDES
   =================================================== */

.row.mt-4 .card {
  border-radius: var(--border-radius);
  transition: var(--transition);
  border-width: 2px;
}

.row.mt-4 .card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}

.row.mt-4 .card .card-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

/* ===================================================
   ALERTE D'AIDE
   =================================================== */

.alert.alert-info {
  background-color: rgba(14, 165, 233, 0.1);
  border-color: rgba(14, 165, 233, 0.2);
  color: var(--text-primary);
  border-radius: var(--border-radius);
}

.alert.alert-info .fa-hand-paper {
  color: var(--info-color);
  opacity: 0.8;
}

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

/* Mobile (320px - 768px) */
@media (max-width: 767.98px) {
  .kanban-board-container {
    padding: 1rem;
  }
  
  .kanban-column {
    min-width: 280px !important;
    width: 280px !important;
  }
  
  .cards-container {
    min-height: 300px;
    padding: 0 0.75rem 0.75rem;
  }
  
  .kanban-card .card-body {
    padding: 0.75rem;
  }
  
  .display-6.fw-bold.text-primary {
    font-size: 1.5rem;
  }
  
  .lead.text-muted {
    font-size: 0.875rem;
  }
}

/* Tablet (768px - 1024px) */
@media (min-width: 768px) and (max-width: 1023.98px) {
  .kanban-column {
    min-width: 320px !important;
    width: 320px !important;
  }
}

/* Desktop (1024px+) */
@media (min-width: 1024px) {
  .kanban-board-container {
    padding: 2rem;
  }
  
  .kanban-column {
    min-width: 350px !important;
    width: 350px !important;
  }
  
  .cards-container {
    padding: 0 1.25rem 1.25rem;
  }
  
  .kanban-card .card-body {
    padding: 1.25rem;
  }
}

/* ===================================================
   ANIMATIONS ET MICROINTERACTIONS
   =================================================== */

/* Animation d'entrée pour les nouvelles cartes */
@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.kanban-card.new-card {
  animation: slideInUp 0.4s ease-out;
}

/* Animation de succès après déplacement */
@keyframes successPulse {
  0% { 
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); 
  }
  70% { 
    box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); 
  }
  100% { 
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); 
  }
}

.kanban-card.success-animation {
  animation: successPulse 0.6s ease-out;
}

/* Effet de focus pour l'accessibilité */
.kanban-card:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Amélioration du contraste pour les textes */
.text-muted {
  color: var(--text-secondary) !important;
}

/* États désactivés */
.kanban-card.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.cards-container.disabled {
  background-color: var(--medium-gray);
  opacity: 0.7;
}

/* ===================================================
   LOADING STATES
   =================================================== */

.kanban-card.loading {
  position: relative;
  overflow: hidden;
}

.kanban-card.loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.8),
    transparent
  );
  animation: loading 1.5s infinite;
}

@keyframes loading {
  0% {
    left: -100%;
  }
  100% {
    left: 100%;
  }
}

/* Amélioration de l'accessibilité */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}