/* Variables CSS pour les thèmes */
:root {
  /* Thème clair */
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --bg-tertiary: #e9ecef;
  --text-primary: #212529;
  --text-secondary: #6c757d;
  --text-muted: #adb5bd;
  --border-color: #dee2e6;
  --shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-hover: 0 4px 8px rgba(0, 0, 0, 0.15);
  --shadow-elevated: 0 8px 16px rgba(0, 0, 0, 0.2);
  
  /* Couleurs des composants - Style Dropbox */
  --primary: #0061ff;
  --primary-hover: #0052d9;
  --primary-light: #e6f2ff;
  --secondary: #6b7280;
  --secondary-hover: #4b5563;
  --success: #10b981;
  --success-hover: #059669;
  --success-light: #d1fae5;
  --danger: #ef4444;
  --danger-hover: #dc2626;
  --danger-light: #fee2e2;
  --warning: #f59e0b;
  --warning-hover: #d97706;
  --warning-light: #fef3c7;
  --info: #3b82f6;
  --info-hover: #2563eb;
  --info-light: #dbeafe;
  
  /* Transitions */
  --transition: all 0.3s ease;
  --transition-fast: all 0.15s ease;
}

/* Thème sombre */
[data-theme="dark"] {
  --bg-primary: #1a1a1a;
  --bg-secondary: #2d2d2d;
  --bg-tertiary: #404040;
  --text-primary: #ffffff;
  --text-secondary: #b3b3b3;
  --text-muted: #808080;
  --border-color: #404040;
  --shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  --shadow-hover: 0 4px 8px rgba(0, 0, 0, 0.4);
  --shadow-elevated: 0 8px 16px rgba(0, 0, 0, 0.5);
  
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --primary-light: #1e3a8a;
  --secondary: #9ca3af;
  --secondary-hover: #6b7280;
  --success: #34d399;
  --success-hover: #10b981;
  --success-light: #064e3b;
  --danger: #f87171;
  --danger-hover: #ef4444;
  --danger-light: #7f1d1d;
  --warning: #fbbf24;
  --warning-hover: #f59e0b;
  --warning-light: #78350f;
  --info: #60a5fa;
  --info-hover: #3b82f6;
  --info-light: #1e40af;
}

/* Reset et base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  transition: var(--transition);
}

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.header {
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

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

.header h1 {
  font-size: 1.5rem;
  font-weight: 600;
}

.main {
  padding: 2rem 0;
}

/* Bouton de basculement de thème */
.theme-toggle {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  font-size: 1.2rem;
}

.theme-toggle:hover {
  background-color: var(--primary);
  color: white;
  transform: scale(1.05);
}

/* Sections de démonstration */
.demo-section {
  margin-bottom: 3rem;
}

.demo-section h2 {
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
  border-bottom: 2px solid var(--primary);
  padding-bottom: 0.5rem;
}

.component-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
  margin-bottom: 1rem;
}

.component-grid-compact {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
}

/* Boutons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 0.375rem;
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  min-height: 2.25rem;
  position: relative;
  overflow: hidden;
}

.btn:before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s;
}

.btn:hover:before {
  left: 100%;
}

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

.btn-primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.btn-secondary {
  background-color: var(--secondary);
  color: white;
}

.btn-secondary:hover {
  background-color: var(--secondary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

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

.btn-success:hover {
  background-color: var(--success-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.btn-danger {
  background-color: var(--danger);
  color: white;
}

.btn-danger:hover {
  background-color: var(--danger-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.btn-outline {
  background-color: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-outline:hover {
  background-color: var(--primary);
  color: white;
  transform: translateY(-2px);
}

.btn-ghost {
  background-color: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-ghost:hover {
  background-color: var(--bg-tertiary);
  transform: translateY(-2px);
}

.btn-full {
  width: 100%;
}

/* Cartes */
.card {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  overflow: hidden;
  transition: var(--transition);
  box-shadow: var(--shadow);
}

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

.card-elevated {
  box-shadow: var(--shadow-elevated);
}

.card-header {
  padding: 1rem 1rem 0;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 0.75rem;
}

.card-header h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
}

.card-body {
  padding: 0 1rem 0.75rem;
}

.card-body p {
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
  line-height: 1.5;
}

.card-footer {
  padding: 0.75rem 1rem;
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
}

/* Cartes pliables */
.card-collapsible {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  overflow: hidden;
  transition: var(--transition);
  box-shadow: var(--shadow);
}

.card-collapsible:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.card-collapsible-header {
  padding: 0.75rem 1rem;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition);
  user-select: none;
}

.card-collapsible-header:hover {
  background-color: var(--bg-tertiary);
}

.card-collapsible-header h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.card-collapsible-toggle {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.25rem;
  border-radius: 0.25rem;
  transition: var(--transition);
  font-size: 1.1rem;
  width: 1.5rem;
  height: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-collapsible-toggle:hover {
  background-color: var(--primary-light);
  color: var(--primary);
}

.card-collapsible-toggle.expanded {
  transform: rotate(180deg);
}

.card-collapsible-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out, padding 0.3s ease-out;
  background-color: var(--bg-primary);
}

.card-collapsible-content.expanded {
  max-height: 500px;
  padding: 1rem;
}

.card-collapsible-content p {
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
  line-height: 1.5;
}

.card-collapsible-content p:last-child {
  margin-bottom: 0;
}

/* Formulaires */
.form {
  background-color: var(--bg-primary);
  padding: 1.5rem;
  border-radius: 0.5rem;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.375rem;
  font-weight: 500;
  color: var(--text-primary);
  font-size: 0.9rem;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.625rem;
  border: 1px solid var(--border-color);
  border-radius: 0.375rem;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.9rem;
  transition: var(--transition);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.form-textarea {
  min-height: 80px;
  resize: vertical;
}

/* Checkbox personnalisé */
.checkbox-label {
  display: flex;
  align-items: center;
  cursor: pointer;
  font-weight: normal;
}

.checkbox {
  display: none;
}

.checkbox-custom {
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid var(--border-color);
  border-radius: 0.25rem;
  margin-right: 0.75rem;
  position: relative;
  transition: var(--transition);
}

.checkbox:checked + .checkbox-custom {
  background-color: var(--primary);
  border-color: var(--primary);
}

.checkbox:checked + .checkbox-custom:after {
  content: '✓';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-size: 0.875rem;
  font-weight: bold;
}

/* Radio buttons personnalisés */
.radio-group {
  margin-bottom: 1rem;
}

.radio-group-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-primary);
  font-size: 0.9rem;
}

.radio-options {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.radio-options.horizontal {
  flex-direction: row;
  flex-wrap: wrap;
  gap: 1rem;
}

.radio-label {
  display: flex;
  align-items: center;
  cursor: pointer;
  font-weight: normal;
  padding: 0.5rem;
  border-radius: 0.375rem;
  transition: var(--transition);
}

.radio-label:hover {
  background-color: var(--bg-tertiary);
}

.radio {
  display: none;
}

.radio-custom {
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid var(--border-color);
  border-radius: 50%;
  margin-right: 0.75rem;
  position: relative;
  transition: var(--transition);
  flex-shrink: 0;
}

.radio:checked + .radio-custom {
  border-color: var(--primary);
}

.radio:checked + .radio-custom:after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 0.5rem;
  height: 0.5rem;
  background-color: var(--primary);
  border-radius: 50%;
}

.radio-label:has(.radio:checked) {
  background-color: var(--primary-light);
  color: var(--primary);
}

.radio-text {
  font-size: 0.9rem;
  color: var(--text-primary);
  transition: var(--transition);
}

.radio-label:has(.radio:checked) .radio-text {
  color: var(--primary);
  font-weight: 500;
}

/* Radio buttons avec description */
.radio-with-description {
  display: flex;
  align-items: flex-start;
  cursor: pointer;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  transition: var(--transition);
  margin-bottom: 0.5rem;
}

.radio-with-description:hover {
  border-color: var(--primary);
  background-color: var(--primary-light);
}

.radio-with-description:has(.radio:checked) {
  border-color: var(--primary);
  background-color: var(--primary-light);
}

.radio-with-description .radio-custom {
  margin-right: 1rem;
  margin-top: 0.125rem;
}

.radio-content {
  flex: 1;
}

.radio-title {
  font-weight: 500;
  color: var(--text-primary);
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
  transition: var(--transition);
}

.radio-description {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.4;
  transition: var(--transition);
}

.radio-with-description:has(.radio:checked) .radio-title {
  color: var(--primary);
}

.radio-with-description:has(.radio:checked) .radio-description {
  color: var(--primary);
  opacity: 0.8;
}

/* Navigation */
.nav-tabs {
  display: flex;
  background-color: var(--bg-secondary);
  border-radius: 0.5rem;
  padding: 0.25rem;
  border: 1px solid var(--border-color);
}

.nav-tab {
  flex: 1;
  padding: 0.75rem 1rem;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: 0.375rem;
  transition: var(--transition);
  font-weight: 500;
}

.nav-tab.active,
.nav-tab:hover {
  background-color: var(--primary);
  color: white;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  padding: 1rem;
  background-color: var(--bg-secondary);
  border-radius: 0.5rem;
  border: 1px solid var(--border-color);
}

.breadcrumb-item {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
}

.breadcrumb-item:hover {
  color: var(--primary);
}

.breadcrumb-item.active {
  color: var(--text-primary);
  font-weight: 500;
}

.breadcrumb-separator {
  margin: 0 0.5rem;
  color: var(--text-muted);
}

/* Alertes */
.alert {
  display: flex;
  align-items: center;
  padding: 0.75rem 1rem;
  border-radius: 0.375rem;
  border-left: 3px solid;
  margin-bottom: 0.75rem;
  transition: var(--transition);
}

.alert-icon {
  margin-right: 0.5rem;
  font-size: 1rem;
}

.alert-text {
  font-weight: 500;
  font-size: 0.9rem;
}

.alert-info {
  background-color: rgba(23, 162, 184, 0.1);
  border-left-color: var(--info);
  color: var(--info);
}

.alert-success {
  background-color: rgba(40, 167, 69, 0.1);
  border-left-color: var(--success);
  color: var(--success);
}

.alert-warning {
  background-color: rgba(255, 193, 7, 0.1);
  border-left-color: var(--warning);
  color: var(--warning);
}

.alert-error {
  background-color: rgba(220, 53, 69, 0.1);
  border-left-color: var(--danger);
  color: var(--danger);
}

/* Badges */
.badge-container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  align-items: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.5rem;
  font-size: 0.8rem;
  font-weight: 500;
  border-radius: 0.75rem;
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.badge-primary {
  background-color: var(--primary);
  color: white;
  border-color: var(--primary);
}

.badge-success {
  background-color: var(--success);
  color: white;
  border-color: var(--success);
}

.badge-warning {
  background-color: var(--warning);
  color: var(--text-primary);
  border-color: var(--warning);
}

.badge-danger {
  background-color: var(--danger);
  color: white;
  border-color: var(--danger);
}

/* Modales */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  background-color: var(--bg-primary);
  border-radius: 0.75rem;
  box-shadow: var(--shadow-elevated);
  max-width: 500px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.9);
  transition: var(--transition);
}

.modal.active .modal-content {
  transform: scale(1);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-secondary);
  transition: var(--transition);
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.modal-close:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.modal-body {
  padding: 1.5rem;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
  padding: 1.5rem;
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
}

/* Loaders */
.loader {
  width: 2rem;
  height: 2rem;
  border: 3px solid var(--border-color);
  border-top: 3px solid var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.loader-dots {
  width: 2rem;
  height: 2rem;
  border: none;
  background: none;
  position: relative;
}

.loader-dots:before,
.loader-dots:after {
  content: '';
  position: absolute;
  width: 0.5rem;
  height: 0.5rem;
  background-color: var(--primary);
  border-radius: 50%;
  animation: dots 1.4s infinite ease-in-out both;
}

.loader-dots:before {
  left: 0;
  animation-delay: -0.32s;
}

.loader-dots:after {
  right: 0;
  animation-delay: -0.16s;
}

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

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes dots {
  0%, 80%, 100% {
    transform: scale(0);
  }
  40% {
    transform: scale(1);
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 0.75rem;
  }
  
  .header h1 {
    font-size: 1.25rem;
  }
  
  .theme-toggle {
    width: 2.5rem;
    height: 2.5rem;
    font-size: 1rem;
  }
  
  .main {
    padding: 1rem 0;
  }
  
  .demo-section h2 {
    font-size: 1.5rem;
  }
  
  .component-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .btn {
    padding: 0.625rem 1.25rem;
    font-size: 0.9rem;
  }
  
  .form {
    padding: 1.5rem;
  }
  
  .modal-content {
    width: 95%;
    margin: 1rem;
  }
  
  .modal-header,
  .modal-body,
  .modal-footer {
    padding: 1rem;
  }
  
  .modal-footer {
    flex-direction: column;
  }
  
  .modal-footer .btn {
    width: 100%;
  }
  
  .nav-tabs {
    flex-direction: column;
  }
  
  .nav-tab {
    text-align: center;
  }
  
  .breadcrumb {
    flex-wrap: wrap;
    gap: 0.25rem;
  }
  
  .badge-container {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 0.5rem;
  }
  
  .header {
    padding: 0.75rem 0;
  }
  
  .header h1 {
    font-size: 1.125rem;
  }
  
  .theme-toggle {
    width: 2.25rem;
    height: 2.25rem;
  }
  
  .demo-section h2 {
    font-size: 1.375rem;
  }
  
  .form {
    padding: 1rem;
  }
  
  .card-header,
  .card-body,
  .card-footer {
    padding: 1rem;
  }
  
  .alert {
    padding: 0.75rem 1rem;
  }
  
  .badge {
    font-size: 0.8rem;
    padding: 0.25rem 0.5rem;
  }
}

/* Animations d'entrée */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.demo-section {
  animation: fadeInUp 0.6s ease-out;
}

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

/* Focus visible pour l'accessibilité */
.btn:focus-visible,
.form-input:focus-visible,
.form-textarea:focus-visible,
.nav-tab:focus-visible,
.modal-close:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* Styles pour les états de chargement */
.btn.loading {
  pointer-events: none;
  opacity: 0.7;
}

.btn.loading:after {
  content: '';
  position: absolute;
  width: 1rem;
  height: 1rem;
  border: 2px solid transparent;
  border-top: 2px solid currentColor;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-left: 0.5rem;
}

/* Date Picker */
.date-picker-container {
  position: relative;
  display: inline-block;
  width: 100%;
}

.date-picker-input {
  width: 100%;
  padding: 0.75rem 2.5rem 0.75rem 0.75rem;
  border: 2px solid var(--border-color);
  border-radius: 0.5rem;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 1rem;
  transition: var(--transition);
  cursor: pointer;
}

.date-picker-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 97, 255, 0.1);
}

.date-picker-icon {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-secondary);
  pointer-events: none;
  font-size: 1.1rem;
}

.date-picker-calendar {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  box-shadow: var(--shadow-elevated);
  z-index: 1000;
  margin-top: 0.25rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: var(--transition);
}

.date-picker-calendar.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

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

.calendar-nav {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 0.375rem;
  transition: var(--transition);
  font-size: 1.1rem;
}

.calendar-nav:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.calendar-title {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 1rem;
}

.calendar-grid {
  padding: 1rem;
}

.calendar-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.25rem;
  margin-bottom: 0.5rem;
}

.calendar-weekday {
  text-align: center;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.5rem 0;
}

.calendar-days {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.25rem;
}

.calendar-day {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: none;
  color: var(--text-primary);
  cursor: pointer;
  border-radius: 0.375rem;
  transition: var(--transition);
  font-size: 0.875rem;
  position: relative;
}

.calendar-day:hover {
  background-color: var(--primary-light);
  color: var(--primary);
}

.calendar-day.today {
  background-color: var(--primary);
  color: white;
  font-weight: 600;
}

.calendar-day.selected {
  background-color: var(--primary);
  color: white;
  font-weight: 600;
}

.calendar-day.other-month {
  color: var(--text-muted);
}

.calendar-day.other-month:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
}

.calendar-footer {
  padding: 1rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.calendar-today-btn {
  background: none;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 0.5rem 1rem;
  border-radius: 0.375rem;
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.875rem;
}

.calendar-today-btn:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.calendar-clear-btn {
  background: none;
  border: none;
  color: var(--danger);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 0.375rem;
  transition: var(--transition);
  font-size: 0.875rem;
}

.calendar-clear-btn:hover {
  background-color: var(--danger-light);
}

/* Responsive pour le date picker */
@media (max-width: 768px) {
  .date-picker-calendar {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90vw;
    max-width: 350px;
    max-height: 80vh;
    overflow-y: auto;
  }
  
  .date-picker-calendar.active {
    transform: translate(-50%, -50%);
  }
  
  .calendar-days {
    gap: 0.125rem;
  }
  
  .calendar-day {
    font-size: 0.8rem;
  }
  
  .calendar-weekday {
    font-size: 0.8rem;
    padding: 0.25rem 0;
  }
}

/* Person Picker */
.person-picker {
  position: relative;
  width: 100%;
}

.person-picker-input {
  width: 100%;
  padding: 0.625rem;
  border: 1px solid var(--border-color);
  border-radius: 0.375rem;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.9rem;
  transition: var(--transition);
  cursor: pointer;
  display: flex;
  align-items: center;
  min-height: 2.5rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.person-picker-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 97, 255, 0.1);
}

.person-picker-input.has-selection {
  padding: 0.5rem;
}

.person-picker-placeholder {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.person-picker-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  box-shadow: var(--shadow-elevated);
  z-index: 1000;
  margin-top: 0.25rem;
  max-height: 300px;
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: var(--transition);
}

.person-picker-dropdown.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.person-option {
  display: flex;
  align-items: center;
  padding: 0.75rem;
  cursor: pointer;
  transition: var(--transition);
  border-bottom: 1px solid var(--border-color);
}

.person-option:last-child {
  border-bottom: none;
}

.person-option:hover {
  background-color: var(--bg-tertiary);
}

.person-option.selected {
  background-color: var(--primary-light);
  color: var(--primary);
}

.person-avatar {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  margin-right: 0.75rem;
  flex-shrink: 0;
  background-color: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.person-info {
  flex: 1;
  min-width: 0;
}

.person-name {
  font-weight: 500;
  color: var(--text-primary);
  font-size: 0.9rem;
  margin-bottom: 0.125rem;
}

.person-email {
  color: var(--text-secondary);
  font-size: 0.8rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.person-selected {
  display: inline-flex;
  align-items: center;
  background-color: var(--primary-light);
  color: var(--primary);
  border-radius: 1rem;
  padding: 0.25rem 0.5rem 0.25rem 0.25rem;
  font-size: 0.8rem;
  margin: 0.125rem;
  transition: var(--transition);
}

.person-selected-avatar {
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 50%;
  margin-right: 0.375rem;
  background-color: var(--primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 600;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.person-selected-name {
  margin-right: 0.375rem;
  white-space: nowrap;
}

.person-selected-remove {
  background: none;
  border: none;
  color: var(--primary);
  cursor: pointer;
  padding: 0.125rem;
  border-radius: 50%;
  width: 1rem;
  height: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  transition: var(--transition);
}

.person-selected-remove:hover {
  background-color: var(--primary);
  color: white;
}

.person-picker-clear {
  position: absolute;
  right: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.25rem;
  border-radius: 0.25rem;
  transition: var(--transition);
  font-size: 0.9rem;
}

.person-picker-clear:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.person-picker-clear.hidden {
  display: none;
}

/* Variantes d'affichage des personnes */
.person-display {
  display: inline-flex;
  align-items: center;
  margin: 0.125rem;
}

.person-display-avatar {
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 600;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  margin-right: 0.5rem;
}

.person-display-name {
  font-size: 0.8rem;
  color: var(--text-primary);
  white-space: nowrap;
}

.person-display-avatar-only {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 600;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
}

.person-display-avatar-only:hover {
  border-color: var(--primary);
  transform: scale(1.05);
}

.person-display-avatar-only.selected {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary-light);
}

/* Listes de personnes simples */
.person-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.person-list-compact {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.person-list-tight {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.125rem;
}

.person-item {
  display: flex;
  align-items: center;
  transition: var(--transition);
}

.person-item:hover {
  transform: translateY(-1px);
}

.person-avatar-small {
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 600;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.person-avatar-tiny {
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 50%;
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.6rem;
  font-weight: 600;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.person-avatar-micro {
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.5rem;
  font-weight: 600;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.person-separator {
  color: var(--text-muted);
  font-size: 0.8rem;
  margin: 0 0.25rem;
  user-select: none;
}

.person-separator-dot {
  color: var(--text-muted);
  font-size: 0.6rem;
  margin: 0 0.125rem;
  user-select: none;
}

.person-separator-line {
  width: 1px;
  height: 1rem;
  background-color: var(--border-color);
  margin: 0 0.25rem;
}

.person-separator-space {
  margin: 0 0.125rem;
}

/* Variantes avec compteur */
.person-list-with-count {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.person-count {
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
  font-size: 0.7rem;
  font-weight: 500;
  padding: 0.125rem 0.375rem;
  border-radius: 0.75rem;
  border: 1px solid var(--border-color);
  margin-left: 0.25rem;
}

/* Listes avec juste les acronymes */
.person-acronym {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: 0.375rem;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.25rem 0.5rem;
  transition: var(--transition);
  cursor: pointer;
  min-width: 2rem;
  text-align: center;
}

.person-acronym:hover {
  background-color: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
  transform: translateY(-1px);
}

.person-acronym-small {
  font-size: 0.6rem;
  padding: 0.2rem 0.4rem;
  min-width: 1.75rem;
  border-radius: 0.25rem;
}

.person-acronym-tiny {
  font-size: 0.55rem;
  padding: 0.15rem 0.3rem;
  min-width: 1.5rem;
  border-radius: 0.2rem;
}

.person-acronym-micro {
  font-size: 0.5rem;
  padding: 0.1rem 0.25rem;
  min-width: 1.25rem;
  border-radius: 0.15rem;
}

/* Listes d'acronymes */
.person-acronym-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.375rem;
}

.person-acronym-list-compact {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.person-acronym-list-tight {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.125rem;
}

.person-acronym-list-dense {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.0625rem;
}

/* Variantes de style pour les acronymes */
.person-acronym-primary {
  background-color: var(--primary);
  color: white;
  border-color: var(--primary);
}

.person-acronym-primary:hover {
  background-color: var(--primary-hover);
  border-color: var(--primary-hover);
}

.person-acronym-secondary {
  background-color: var(--secondary);
  color: white;
  border-color: var(--secondary);
}

.person-acronym-secondary:hover {
  background-color: var(--secondary-hover);
  border-color: var(--secondary-hover);
}

.person-acronym-success {
  background-color: var(--success);
  color: white;
  border-color: var(--success);
}

.person-acronym-success:hover {
  background-color: var(--success-hover);
  border-color: var(--success-hover);
}

.person-acronym-outline {
  background-color: transparent;
  color: var(--primary);
  border-color: var(--primary);
}

.person-acronym-outline:hover {
  background-color: var(--primary);
  color: white;
}

/* Acronymes avec statut */
.person-acronym-online {
  position: relative;
}

.person-acronym-online:after {
  content: '';
  position: absolute;
  bottom: -2px;
  right: -2px;
  width: 0.5rem;
  height: 0.5rem;
  background-color: var(--success);
  border: 2px solid var(--bg-primary);
  border-radius: 50%;
}

.person-acronym-busy {
  position: relative;
}

.person-acronym-busy:after {
  content: '';
  position: absolute;
  bottom: -2px;
  right: -2px;
  width: 0.5rem;
  height: 0.5rem;
  background-color: var(--warning);
  border: 2px solid var(--bg-primary);
  border-radius: 50%;
}

.person-acronym-offline {
  opacity: 0.6;
}

/* Tooltips pour les personnes */
.person-tooltip {
  position: relative;
  display: inline-block;
}

.person-tooltip-content {
  visibility: hidden;
  opacity: 0;
  position: absolute;
  z-index: 1000;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  box-shadow: var(--shadow-elevated);
  padding: 1rem;
  min-width: 200px;
  max-width: 250px;
  transform: translateY(10px);
  transition: all 0.3s ease;
  pointer-events: none;
  backdrop-filter: blur(10px);
}

.person-tooltip-content::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-bottom-color: var(--border-color);
}

.person-tooltip-content::after {
  content: '';
  position: absolute;
  top: -5px;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-bottom-color: var(--bg-primary);
}

.person-tooltip:hover .person-tooltip-content {
  visibility: visible;
  opacity: 1;
  transform: translateY(0);
}

.person-tooltip-photo {
  width: 4rem;
  height: 4rem;
  border-radius: 0.5rem;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  border: 2px solid var(--border-color);
  margin: 0 auto 0.75rem;
  display: block;
}

.person-tooltip-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 0.25rem;
  line-height: 1.3;
}

.person-tooltip-email {
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: 0.5rem;
  word-break: break-all;
}

.person-tooltip-role {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
  font-style: italic;
}

/* Positionnement des tooltips */
.person-tooltip-top .person-tooltip-content {
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-10px);
  margin-bottom: 0.5rem;
}

.person-tooltip-top .person-tooltip-content::before {
  top: 100%;
  border-top-color: var(--border-color);
  border-bottom-color: transparent;
}

.person-tooltip-top .person-tooltip-content::after {
  top: 100%;
  border-top-color: var(--bg-primary);
  border-bottom-color: transparent;
}

.person-tooltip-top:hover .person-tooltip-content {
  transform: translateX(-50%) translateY(0);
}

.person-tooltip-bottom .person-tooltip-content {
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  margin-top: 0.5rem;
}

.person-tooltip-bottom:hover .person-tooltip-content {
  transform: translateX(-50%) translateY(0);
}

.person-tooltip-left .person-tooltip-content {
  right: 100%;
  top: 50%;
  transform: translateY(-50%) translateX(-10px);
  margin-right: 0.5rem;
}

.person-tooltip-left .person-tooltip-content::before {
  top: 50%;
  left: 100%;
  transform: translateY(-50%);
  border-left-color: var(--border-color);
  border-bottom-color: transparent;
  border-top-color: transparent;
}

.person-tooltip-left .person-tooltip-content::after {
  top: 50%;
  left: 100%;
  transform: translateY(-50%);
  border-left-color: var(--bg-primary);
  border-bottom-color: transparent;
  border-top-color: transparent;
}

.person-tooltip-left:hover .person-tooltip-content {
  transform: translateY(-50%) translateX(0);
}

.person-tooltip-right .person-tooltip-content {
  left: 100%;
  top: 50%;
  transform: translateY(-50%) translateX(10px);
  margin-left: 0.5rem;
}

.person-tooltip-right .person-tooltip-content::before {
  top: 50%;
  right: 100%;
  transform: translateY(-50%);
  border-right-color: var(--border-color);
  border-bottom-color: transparent;
  border-top-color: transparent;
}

.person-tooltip-right .person-tooltip-content::after {
  top: 50%;
  right: 100%;
  transform: translateY(-50%);
  border-right-color: var(--bg-primary);
  border-bottom-color: transparent;
  border-top-color: transparent;
}

.person-tooltip-right:hover .person-tooltip-content {
  transform: translateY(-50%) translateX(0);
}

/* Responsive pour les tooltips */
@media (max-width: 768px) {
  .person-tooltip-content {
    min-width: 180px;
    max-width: 200px;
    padding: 0.75rem;
  }
  
  .person-tooltip-photo {
    width: 3rem;
    height: 3rem;
    margin-bottom: 0.5rem;
  }
  
  .person-tooltip-name {
    font-size: 0.9rem;
  }
  
  .person-tooltip-email {
    font-size: 0.75rem;
  }
}

/* Responsive pour les listes de personnes */
@media (max-width: 768px) {
  .person-list {
    gap: 0.375rem;
  }
  
  .person-list-compact {
    gap: 0.2rem;
  }
  
  .person-list-tight {
    gap: 0.1rem;
  }
  
  .person-avatar-small {
    width: 1.25rem;
    height: 1.25rem;
    font-size: 0.6rem;
  }
  
  .person-avatar-tiny {
    width: 1rem;
    height: 1rem;
    font-size: 0.5rem;
  }
  
  .person-avatar-micro {
    width: 0.875rem;
    height: 0.875rem;
    font-size: 0.45rem;
  }
}

/* Responsive pour le person picker */
@media (max-width: 768px) {
  .person-picker-dropdown {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90vw;
    max-width: 400px;
    max-height: 70vh;
  }
  
  .person-picker-dropdown.active {
    transform: translate(-50%, -50%);
  }
  
  .person-option {
    padding: 1rem;
  }
  
  .person-avatar {
    width: 2.5rem;
    height: 2.5rem;
    font-size: 1rem;
  }
  
  .person-name {
    font-size: 1rem;
  }
  
  .person-email {
    font-size: 0.9rem;
  }
}

/* Floating Labels - Style inspiré de uiverse.io */
.form-floating {
  position: relative;
  margin-bottom: 1.5rem;
}

.form-floating input,
.form-floating textarea,
.form-floating select {
  width: 100%;
  padding: 1rem 0.75rem 0.5rem 0.75rem;
  border: 2px solid var(--border-color);
  border-radius: 0.5rem;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 1rem;
  transition: all 0.3s ease;
  outline: none;
  box-sizing: border-box;
}

.form-floating input:focus,
.form-floating textarea:focus,
.form-floating select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 97, 255, 0.1);
}

.form-floating label {
  position: absolute;
  top: 1rem;
  left: 0.75rem;
  color: var(--text-muted);
  font-size: 1rem;
  font-weight: 400;
  pointer-events: none;
  transition: all 0.3s ease;
  background-color: var(--bg-primary);
  padding: 0 0.25rem;
  transform-origin: left top;
}

.form-floating input:focus + label,
.form-floating textarea:focus + label,
.form-floating select:focus + label,
.form-floating input:not(:placeholder-shown) + label,
.form-floating textarea:not(:placeholder-shown) + label,
.form-floating select:not([value=""]) + label {
  top: -0.5rem;
  left: 0.5rem;
  font-size: 0.75rem;
  color: var(--primary);
  font-weight: 500;
  transform: scale(0.85);
}

.form-floating input:not(:placeholder-shown),
.form-floating textarea:not(:placeholder-shown),
.form-floating select:not([value=""]) {
  padding-top: 1.25rem;
  padding-bottom: 0.25rem;
}

/* Variantes de couleur pour les floating labels */
.form-floating.success input,
.form-floating.success textarea,
.form-floating.success select {
  border-color: var(--success);
}

.form-floating.success input:focus,
.form-floating.success textarea:focus,
.form-floating.success select:focus {
  border-color: var(--success);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.form-floating.success input:focus + label,
.form-floating.success textarea:focus + label,
.form-floating.success select:focus + label,
.form-floating.success input:not(:placeholder-shown) + label,
.form-floating.success textarea:not(:placeholder-shown) + label,
.form-floating.success select:not([value=""]) + label {
  color: var(--success);
}

.form-floating.error input,
.form-floating.error textarea,
.form-floating.error select {
  border-color: var(--danger);
}

.form-floating.error input:focus,
.form-floating.error textarea:focus,
.form-floating.error select:focus {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-floating.error input:focus + label,
.form-floating.error textarea:focus + label,
.form-floating.error select:focus + label,
.form-floating.error input:not(:placeholder-shown) + label,
.form-floating.error textarea:not(:placeholder-shown) + label,
.form-floating.error select:not([value=""]) + label {
  color: var(--danger);
}

/* Variantes de taille */
.form-floating.sm input,
.form-floating.sm textarea,
.form-floating.sm select {
  padding: 0.75rem 0.625rem 0.375rem 0.625rem;
  font-size: 0.875rem;
}

.form-floating.sm label {
  top: 0.75rem;
  left: 0.625rem;
  font-size: 0.875rem;
}

.form-floating.sm input:focus + label,
.form-floating.sm textarea:focus + label,
.form-floating.sm select:focus + label,
.form-floating.sm input:not(:placeholder-shown) + label,
.form-floating.sm textarea:not(:placeholder-shown) + label,
.form-floating.sm select:not([value=""]) + label {
  top: -0.375rem;
  left: 0.375rem;
  font-size: 0.6875rem;
}

.form-floating.sm input:not(:placeholder-shown),
.form-floating.sm textarea:not(:placeholder-shown),
.form-floating.sm select:not([value=""]) {
  padding-top: 1rem;
  padding-bottom: 0.125rem;
}

.form-floating.lg input,
.form-floating.lg textarea,
.form-floating.lg select {
  padding: 1.25rem 1rem 0.625rem 1rem;
  font-size: 1.125rem;
}

.form-floating.lg label {
  top: 1.25rem;
  left: 1rem;
  font-size: 1.125rem;
}

.form-floating.lg input:focus + label,
.form-floating.lg textarea:focus + label,
.form-floating.lg select:focus + label,
.form-floating.lg input:not(:placeholder-shown) + label,
.form-floating.lg textarea:not(:placeholder-shown) + label,
.form-floating.lg select:not([value=""]) + label {
  top: -0.625rem;
  left: 0.75rem;
  font-size: 0.875rem;
}

.form-floating.lg input:not(:placeholder-shown),
.form-floating.lg textarea:not(:placeholder-shown),
.form-floating.lg select:not([value=""]) {
  padding-top: 1.5rem;
  padding-bottom: 0.375rem;
}

/* Support pour les icônes dans les floating labels */
.form-floating.with-icon input,
.form-floating.with-icon textarea,
.form-floating.with-icon select {
  padding-left: 2.5rem;
}

.form-floating.with-icon .form-floating-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 1rem;
  pointer-events: none;
  transition: color 0.3s ease;
}

.form-floating.with-icon input:focus + label + .form-floating-icon,
.form-floating.with-icon textarea:focus + label + .form-floating-icon,
.form-floating.with-icon select:focus + label + .form-floating-icon {
  color: var(--primary);
}

/* Responsive pour les floating labels */
@media (max-width: 768px) {
  .form-floating input,
  .form-floating textarea,
  .form-floating select {
    padding: 0.875rem 0.625rem 0.375rem 0.625rem;
    font-size: 0.9rem;
  }
  
  .form-floating label {
    top: 0.875rem;
    left: 0.625rem;
    font-size: 0.9rem;
  }
  
  .form-floating input:focus + label,
  .form-floating textarea:focus + label,
  .form-floating select:focus + label,
  .form-floating input:not(:placeholder-shown) + label,
  .form-floating textarea:not(:placeholder-shown) + label,
  .form-floating select:not([value=""]) + label {
    top: -0.375rem;
    left: 0.375rem;
    font-size: 0.7rem;
  }
  
  .form-floating input:not(:placeholder-shown),
  .form-floating textarea:not(:placeholder-shown),
  .form-floating select:not([value=""]) {
    padding-top: 1.125rem;
    padding-bottom: 0.125rem;
  }
}

/* ===== STYLES EXTRAITS DE COMPONENTSLIBRARY.HTML ===== */

/* Variables CSS pour le thème avec couleur principale centralisée */
:root {
  --primary-color: #0061ff;
  --primary-hover: #0052cc;
  --primary-light: #dbeafe;
  --primary-lighter: #bfdbfe;
  --primary-dark: #1d4ed8;
  --primary-darker: #1e40af;
  --primary-darkest: #1e3a8a;
  --secondary-color: #6b7280;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --error-color: #ef4444;
  --background: #ffffff;
  --surface: #f8fafc;
  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --border: #e5e7eb;
  --shadow: rgba(0, 0, 0, 0.1);
}

/* Styles pour les boutons avec icônes */
.btn-icon-only {
  width: 40px;
  height: 40px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
}

.btn-icon-only .btn-icon {
  width: 18px;
  height: 18px;
}

/* Boutons avec texte et icônes */
.btn:not(.btn-icon-only) .btn-icon {
  margin-right: 8px;
  width: 16px;
  height: 16px;
}

/* Boutons de taille petite */
.btn-sm {
  padding: 6px 12px;
  font-size: 0.875rem;
  border-radius: 6px;
}

.btn-sm.btn-icon-only {
  width: 32px;
  height: 32px;
}

.btn-sm .btn-icon {
  width: 14px;
  height: 14px;
}

.btn-sm:not(.btn-icon-only) .btn-icon {
  margin-right: 6px;
  width: 14px;
  height: 14px;
}

/* Effets hover pour les boutons avec icônes */
.btn-icon-only:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.btn-icon-only:active {
  transform: translateY(0);
}

/* Animation pour les icônes */
.btn-icon {
  transition: transform 0.2s ease;
}

.btn:hover .btn-icon {
  transform: scale(1.1);
}

.btn-icon-only:hover .btn-icon {
  transform: scale(1.2);
}

/* Boutons gris et bleu */
.btn-gray {
  background-color: #6b7280;
  color: white;
  border: 1px solid #6b7280;
}

.btn-gray:hover {
  background-color: #4b5563;
  border-color: #4b5563;
}

.btn-blue {
  background-color: #3b82f6;
  color: white;
  border: 1px solid #3b82f6;
}

.btn-blue:hover {
  background-color: #2563eb;
  border-color: #2563eb;
}

/* Déclinaisons de gris */
.btn-gray-light {
  background-color: #9ca3af;
  color: white;
  border: 1px solid #9ca3af;
}

.btn-gray-light:hover {
  background-color: #6b7280;
  border-color: #6b7280;
}

.btn-gray-dark {
  background-color: #374151;
  color: white;
  border: 1px solid #374151;
}

.btn-gray-dark:hover {
  background-color: #1f2937;
  border-color: #1f2937;
}

/* Déclinaisons de bleu */
.btn-blue-light {
  background-color: #60a5fa;
  color: white;
  border: 1px solid #60a5fa;
}

.btn-blue-light:hover {
  background-color: #3b82f6;
  border-color: #3b82f6;
}

.btn-blue-dark {
  background-color: #1d4ed8;
  color: white;
  border: 1px solid #1d4ed8;
}

.btn-blue-dark:hover {
  background-color: #1e40af;
  border-color: #1e40af;
}

/* Boutons d'action rapide - Style inspiré de uiverse.io */
.btn-action {
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.btn-action::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.8) 0%, rgba(255, 255, 255, 0.2) 100%);
  border-radius: 12px;
  transition: opacity 0.3s ease;
  opacity: 0;
}

.btn-action:hover::before {
  opacity: 1;
}

.btn-action:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.btn-action:active {
  transform: translateY(0);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.btn-action-icon {
  width: 20px;
  height: 20px;
  fill: #475569;
  transition: all 0.3s ease;
  position: relative;
  z-index: 1;
}

.btn-action:hover .btn-action-icon {
  fill: #1e293b;
  transform: scale(1.1);
}

/* Variantes de couleurs pour les boutons d'action - Style Dropbox */
.btn-action-add {
  background: linear-gradient(135deg, #0061ff 0%, #0052cc 100%);
}

.btn-action-add .btn-action-icon {
  fill: white;
}

.btn-action-add:hover .btn-action-icon {
  fill: white;
}

.btn-action-remove {
  background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%);
}

.btn-action-remove .btn-action-icon {
  fill: white;
}

.btn-action-remove:hover .btn-action-icon {
  fill: white;
}

.btn-action-menu {
  background: linear-gradient(135deg, #9ca3af 0%, #6b7280 100%);
}

.btn-action-menu .btn-action-icon {
  fill: white;
}

.btn-action-menu:hover .btn-action-icon {
  fill: white;
}

.btn-action-sort {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.btn-action-sort .btn-action-icon {
  fill: white;
}

.btn-action-sort:hover .btn-action-icon {
  fill: white;
}

.btn-action-edit {
  background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 100%);
}

.btn-action-edit .btn-action-icon {
  fill: white;
}

.btn-action-edit:hover .btn-action-icon {
  fill: white;
}

.btn-action-search {
  background: linear-gradient(135deg, #93c5fd 0%, #60a5fa 100%);
}

.btn-action-search .btn-action-icon {
  fill: white;
}

.btn-action-search:hover .btn-action-icon {
  fill: white;
}

.btn-action-filter {
  background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
}

.btn-action-filter .btn-action-icon {
  fill: white;
}

.btn-action-filter:hover .btn-action-icon {
  fill: white;
}

.btn-action-settings {
  background: linear-gradient(135deg, #374151 0%, #1f2937 100%);
}

.btn-action-settings .btn-action-icon {
  fill: white;
}

.btn-action-settings:hover .btn-action-icon {
  fill: white;
}

/* Animation de rotation pour les paramètres */
.btn-action-settings:hover .btn-action-icon {
  animation: rotate 0.5s ease-in-out;
}

@keyframes rotate {
  from { transform: rotate(0deg) scale(1.1); }
  to { transform: rotate(180deg) scale(1.1); }
}

/* Animation de pulsation pour l'ajout */
.btn-action-add:hover {
  animation: pulse 0.6s ease-in-out;
}

@keyframes pulse {
  0% { transform: translateY(-2px) scale(1); }
  50% { transform: translateY(-2px) scale(1.05); }
  100% { transform: translateY(-2px) scale(1); }
}

/* Versions grises et bleues des boutons d'action */
.btn-action-gray {
  background: linear-gradient(135deg, #e5e7eb 0%, #d1d5db 100%);
}

.btn-action-gray .btn-action-icon {
  fill: #6b7280;
}

.btn-action-gray:hover .btn-action-icon {
  fill: #374151;
}

.btn-action-blue {
  background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
}

.btn-action-blue .btn-action-icon {
  fill: #1d4ed8;
}

.btn-action-blue:hover .btn-action-icon {
  fill: #1e40af;
}

/* Override des couleurs spécifiques pour les versions grises */
.btn-action-gray.btn-action-add {
  background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
}

.btn-action-gray.btn-action-remove {
  background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
}

.btn-action-gray.btn-action-menu {
  background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
}

.btn-action-gray.btn-action-sort {
  background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
}

.btn-action-gray.btn-action-edit {
  background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
}

.btn-action-gray.btn-action-search {
  background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
}

.btn-action-gray.btn-action-filter {
  background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
}

.btn-action-gray.btn-action-settings {
  background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
}

/* Override des couleurs spécifiques pour les versions bleues - Utilise les variables CSS */
.btn-action-blue.btn-action-add {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
}

.btn-action-blue.btn-action-add .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-add:hover .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-remove {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
}

.btn-action-blue.btn-action-remove .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-remove:hover .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-menu {
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
}

.btn-action-blue.btn-action-menu .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-menu:hover .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-sort {
  background: linear-gradient(135deg, var(--primary-lighter) 0%, var(--primary-light) 100%);
}

.btn-action-blue.btn-action-sort .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-sort:hover .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-edit {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-darker) 100%);
}

.btn-action-blue.btn-action-edit .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-edit:hover .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-search {
  background: linear-gradient(135deg, var(--primary-hover) 0%, var(--primary-dark) 100%);
}

.btn-action-blue.btn-action-search .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-search:hover .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-filter {
  background: linear-gradient(135deg, var(--primary-darker) 0%, var(--primary-darkest) 100%);
}

.btn-action-blue.btn-action-filter .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-filter:hover .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-settings {
  background: linear-gradient(135deg, var(--primary-darkest) 0%, var(--primary-darkest) 100%);
}

.btn-action-blue.btn-action-settings .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-settings:hover .btn-action-icon {
  fill: white;
}

/* Styles pour les nouveaux boutons d'action - Version grise */
.btn-action-gray.btn-action-check {
  background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
}

.btn-action-gray.btn-action-minus {
  background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
}

.btn-action-gray.btn-action-letter {
  background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
}

.btn-action-gray.btn-action-info {
  background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
}

.btn-action-gray.btn-action-tag {
  background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
}

/* Styles pour les nouveaux boutons d'action - Version bleue */
.btn-action-blue.btn-action-check {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
}

.btn-action-blue.btn-action-check .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-check:hover .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-minus {
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
}

.btn-action-blue.btn-action-minus .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-minus:hover .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-letter {
  background: linear-gradient(135deg, var(--primary-lighter) 0%, var(--primary-light) 100%);
}

.btn-action-blue.btn-action-letter .btn-action-letter-text {
  color: white;
}

.btn-action-blue.btn-action-letter:hover .btn-action-letter-text {
  color: white;
}

.btn-action-blue.btn-action-info {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-darker) 100%);
}

.btn-action-blue.btn-action-info .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-info:hover .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-tag {
  background: linear-gradient(135deg, var(--primary-darker) 0%, var(--primary-darkest) 100%);
}

.btn-action-blue.btn-action-tag .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-tag:hover .btn-action-icon {
  fill: white;
}

/* Styles pour les nouveaux boutons d'export et téléchargement - Version bleue */
.btn-action-blue.btn-action-export {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
}

.btn-action-blue.btn-action-export .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-export:hover .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-download {
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
}

.btn-action-blue.btn-action-download .btn-action-icon {
  fill: white;
}

.btn-action-blue.btn-action-download:hover .btn-action-icon {
  fill: white;
}

/* Style pour le texte de la lettre */
.btn-action-letter-text {
  font-size: 18px;
  font-weight: bold;
  color: #6b7280;
  transition: all 0.3s ease;
}

.btn-action-gray:hover .btn-action-letter-text {
  color: #374151;
}

/* Styles pour les nouveaux boutons d'export et téléchargement - Version grise */
.btn-action-gray.btn-action-export {
  background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
}

.btn-action-gray.btn-action-download {
  background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
}

/* Styles pour le composant de sélection de couleur */
.header-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.color-picker-container {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--surface);
  padding: 0.5rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--border);
}

.color-picker-container label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 500;
}

#primaryColorPicker {
  width: 40px;
  height: 32px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  background: none;
}

#primaryColorPicker::-webkit-color-swatch-wrapper {
  padding: 0;
}

#primaryColorPicker::-webkit-color-swatch {
  border: 2px solid var(--border);
  border-radius: 4px;
}