:root {
  color-scheme: light;
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;

  /* Palette de couleurs modernisée */
  --color-bg: #f8f9fc;
  --color-surface: #ffffff;
  --color-surface-hover: #fafbfd;
  --color-border: #e1e4e8;
  --color-border-hover: #cbd2d9;

  /* Couleurs primaires avec gradients */
  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-primary-light: #dbeafe;
  --color-primary-gradient: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);

  --color-primary-text: #ffffff;
  --color-text: #1f2937;
  --color-text-secondary: #6b7280;
  --color-muted: #9ca3af;

  /* Couleurs d'état */
  --color-success: #10b981;
  --color-success-light: #d1fae5;
  --color-warning: #f59e0b;
  --color-warning-light: #fef3c7;
  --color-danger: #ef4444;
  --color-danger-light: #fee2e2;
  --color-info: #3b82f6;
  --color-info-light: #dbeafe;

  /* Espacement */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;

  /* Ombres modernisées */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Border radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.planning-app {
  min-height: 100vh;
  display: flex;
  align-items: stretch;
  justify-content: center;
  padding: var(--spacing-lg);
}

.planning-shell {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: var(--spacing-lg);
  width: 100%;
  max-width: 100%;
  animation: fadeIn var(--transition-slow);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Sidebar styles */
.planning-sidebar {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition-base);
}

.planning-sidebar:hover {
  box-shadow: var(--shadow-xl);
}

.sidebar-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
  background: linear-gradient(to bottom, var(--color-surface), var(--color-surface-hover));
}

.back-to-forms-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-muted);
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: all var(--transition-base);
  cursor: pointer;
}

.back-to-forms-btn:hover {
  color: var(--color-primary);
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  transform: translateX(-2px);
}

.back-to-forms-btn:active {
  transform: translateX(-3px);
}

.back-to-forms-btn svg {
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.back-to-forms-btn:hover svg {
  transform: translateX(-2px);
}

.sidebar-mode-toggle {
  display: flex;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-lg);
  padding: 4px;
  background: var(--color-bg);
  border-radius: var(--radius-lg);
}

.mode-toggle-btn {
  flex: 1;
  padding: 0.5rem 1rem;
  border: none;
  background: transparent;
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.mode-toggle-btn:hover {
  background: var(--color-surface-hover);
  color: var(--color-text);
}

.mode-toggle-btn.is-active {
  background: var(--color-primary);
  color: var(--color-primary-text);
  box-shadow: var(--shadow-sm);
}

.sidebar-view h2 {
  margin: 0 0 var(--spacing-md) 0;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
}

.sidebar-header h2 {
  margin: 0 0 var(--spacing-md) 0;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
}

.sidebar-search input {
  width: 100%;
  padding: 0.625rem 0.875rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  font-size: 0.875rem;
  transition: all var(--transition-base);
  background: var(--color-surface);
}

.sidebar-search input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.sidebar-search input::placeholder {
  color: var(--color-muted);
}

.sidebar-filter {
  margin-top: var(--spacing-md);
  padding: var(--spacing-sm);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.sidebar-filter label {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  cursor: pointer;
  font-size: 0.875rem;
  color: var(--color-text);
}

.sidebar-filter input[type="checkbox"] {
  width: 1.125rem;
  height: 1.125rem;
  cursor: pointer;
}

.quote-list,
.tech-list,
.machine-list {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: var(--spacing-xs) var(--spacing-sm);
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.quote-list[hidden],
.tech-list[hidden],
.machine-list[hidden] {
  display: none;
}

.quote-list::-webkit-scrollbar {
  width: 6px;
}

.quote-list::-webkit-scrollbar-track {
  background: transparent;
}

.quote-list::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: var(--radius-full);
}

.quote-list::-webkit-scrollbar-thumb:hover {
  background: var(--color-border-hover);
}

.quote-empty {
  padding: var(--spacing-lg);
  text-align: center;
  color: var(--color-muted);
  font-size: 0.875rem;
}

.quote-item {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 0.375rem var(--spacing-sm);
  background: var(--color-surface);
  cursor: pointer;
  transition: all var(--transition-fast);
  border-left: 2px solid transparent;
  font-size: 0.8125rem;
}

.quote-item:hover {
  background: var(--color-surface-hover);
  border-left-color: var(--color-primary);
}

.quote-item.is-selected {
  background: var(--color-primary-light);
  border-left-color: var(--color-primary);
}

.quote-numero {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--color-primary);
  padding: 0.125rem 0.375rem;
  background: var(--color-primary-light);
  border-radius: var(--radius-sm);
}

.quote-client {
  font-size: 0.8125rem;
  color: var(--color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 500;
}

.quote-progress {
  font-size: 0.6875rem;
  color: var(--color-text-secondary);
  font-weight: 600;
  padding: 0.125rem 0.375rem;
  background: var(--color-bg);
  border-radius: var(--radius-sm);
}

.quote-group-open {
  background: var(--color-primary);
  color: var(--color-primary-text);
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.25rem 0.5rem;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.quote-group-open:hover {
  background: var(--color-primary-hover);
  transform: scale(1.05);
}

.quote-group-open:active {
  transform: scale(0.95);
}

/* Styles techniciens & machines */
.tech-item,
.machine-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--spacing-sm);
  padding: 0.5rem var(--spacing-sm);
  background: var(--color-surface);
  cursor: pointer;
  transition: all var(--transition-fast);
  border-left: 3px solid transparent;
  font-size: 0.875rem;
}

.tech-item:hover,
.machine-item:hover {
  background: var(--color-surface-hover);
  border-left-color: var(--color-primary);
}

.tech-item.is-selected,
.machine-item.is-selected {
  background: var(--color-primary-light);
  border-left-color: var(--color-primary);
}

.tech-avatar,
.machine-avatar {
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-full);
  background: var(--color-primary-gradient);
  color: var(--color-primary-text);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.875rem;
}

.tech-info,
.machine-info {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

.tech-name,
.machine-name {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
}

.tech-meta,
.machine-meta {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

.tech-interventions,
.machine-interventions {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-md);
  background: var(--color-surface-hover);
  color: var(--color-text-secondary);
}

.machine-interventions.is-alert {
  background: var(--color-danger-light);
  color: var(--color-danger);
}

/* Main planning area */
.planning-main {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: var(--spacing-lg);
}

.calendar-section,
.details-section {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: box-shadow var(--transition-base);
}

.calendar-section:hover,
.details-section:hover {
  box-shadow: var(--shadow-xl);
}

.calendar-header,
.details-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
  background: linear-gradient(to bottom, var(--color-surface), var(--color-surface-hover));
  flex-wrap: wrap;
}

.details-shortcuts {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-lg) 0;
}

.intervention-content .details-shortcuts {
  padding: var(--spacing-xs);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  max-height: 200px;
  overflow-y: auto;
}

.intervention-content .details-shortcuts::-webkit-scrollbar {
  width: 6px;
}

.intervention-content .details-shortcuts::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: var(--radius-full);
}

.details-shortcuts:empty {
  display: none;
}

.details-shortcut-button {
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  border-radius: var(--radius-full);
  padding: 0.35rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.details-shortcut-button:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.details-shortcut-button.is-active {
  background: var(--color-primary);
  color: var(--color-primary-text);
  border-color: var(--color-primary);
}

.calendar-controls {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.calendar-period {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
}

.calendar-controls button {
  min-width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
  font-weight: 600;
  padding: 0 var(--spacing-sm);
}

.calendar-controls button:hover {
  background: var(--color-primary);
  color: var(--color-primary-text);
  border-color: var(--color-primary);
  transform: scale(1.05);
}

.calendar-controls button:not(.calendar-today) {
  width: 2.5rem;
  padding: 0;
}

.calendar-view-toggle {
  display: flex;
  gap: var(--spacing-xs);
  background: var(--color-bg);
  padding: 4px;
  border-radius: var(--radius-full);
}

.calendar-view-toggle button {
  border: none;
  border-radius: var(--radius-full);
  padding: 0.5rem 1rem;
  background: transparent;
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  transition: all var(--transition-base);
}

.calendar-view-toggle button:hover {
  color: var(--color-text);
  background: var(--color-surface);
}

.calendar-view-toggle .is-active {
  background: var(--color-primary);
  color: var(--color-primary-text);
  box-shadow: var(--shadow-sm);
}

.calendar-today {
  font-size: 0.875rem;
  padding: 0 1rem;
}

/* Unplanned interventions */
.unplanned-wrapper {
  padding: 0 var(--spacing-lg) var(--spacing-lg) var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface-hover);
}

.unplanned-header {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.unplanned-header h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
}

.intervention-filters {
  display: flex;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
}

.filter-btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 0.375rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-surface);
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  transition: all var(--transition-base);
  white-space: nowrap;
}

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

.filter-btn.is-active {
  background: var(--color-primary);
  color: var(--color-primary-text);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.filter-label {
  font-weight: inherit;
}

.filter-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.25rem;
  height: 1.25rem;
  padding: 0 0.375rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.25);
  font-size: 0.625rem;
  font-weight: 700;
  line-height: 1;
}

.filter-btn:not(.is-active) .filter-badge {
  background: var(--color-border);
  color: var(--color-text-secondary);
}

.intervention-content {
  position: relative;
}

.filter-view {
  display: none;
}

.filter-view[data-filter-view="unplanned"]:not([style*="display: none"]) {
  display: grid;
}

.filter-view[data-filter-view="planned"]:not([style*="display: none"]) {
  display: flex;
  flex-direction: column;
}

.filter-view[data-filter-view="completed"]:not([style*="display: none"]) {
  display: grid;
}

/* Legacy counter style (kept for backwards compatibility) */
.unplanned-counter {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  background: var(--color-primary-light);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-weight: 600;
}

.unplanned-pool {
  display: grid;
  gap: var(--spacing-sm);
  max-height: 200px;
  overflow-y: auto;
  padding: var(--spacing-xs);
}

.unplanned-pool::-webkit-scrollbar {
  width: 6px;
}

.unplanned-pool::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: var(--radius-full);
}

.completed-pool {
  display: grid;
  gap: var(--spacing-sm);
  max-height: 200px;
  overflow-y: auto;
  padding: var(--spacing-xs);
}

.completed-pool::-webkit-scrollbar {
  width: 6px;
}

.completed-pool::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: var(--radius-full);
}

.completed-card {
  border: 1px solid var(--color-border);
  border-left-width: 4px;
  border-radius: var(--radius-md);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-surface);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  transition: all var(--transition-base);
}

.completed-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.completed-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-xs);
}

.completed-card__zone {
  font-weight: 600;
  color: var(--color-text);
}

.completed-card__status {
  background: var(--color-success-light);
  color: var(--color-success);
  border-radius: var(--radius-full);
  padding: 0.125rem 0.5rem;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.completed-card__body {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.completed-card__title {
  font-weight: 600;
  color: var(--color-text);
}

.completed-card__product {
  color: var(--color-text-secondary);
  font-size: 0.85rem;
}

.completed-card__datetime {
  color: var(--color-text-secondary);
  font-size: 0.85rem;
}

.completed-card__meta {
  font-size: 0.8rem;
  color: var(--color-muted);
}

.unplanned-empty {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  text-align: center;
  color: var(--color-muted);
  background: var(--color-surface);
}

.unplanned-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-surface);
  cursor: grab;
  transition: all var(--transition-base);
  position: relative;
}

.unplanned-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.unplanned-card.is-selected {
  border-color: var(--color-primary);
  border-width: 3px;
  background: var(--color-primary-light);
  box-shadow: var(--shadow-lg);
}

.unplanned-card.is-selected .intervention-zone,
.unplanned-card.is-selected .intervention-ville,
.unplanned-card.is-selected .intervention-quote,
.unplanned-card.is-selected .intervention-produit,
.unplanned-card.is-selected .intervention-type,
.unplanned-card.is-selected .intervention-duree {
  font-weight: 700;
}

.unplanned-card.is-dragging {
  opacity: 0.5;
  cursor: grabbing;
}

.intervention-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-xs);
  flex-wrap: wrap;
}

.intervention-zone {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  flex: 1;
}

.intervention-ville {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  background: var(--color-bg);
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.intervention-quote {
  font-size: 0.75rem;
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-sm);
  font-weight: 500;
  flex-basis: 100%;
  text-align: center;
  margin-top: var(--spacing-xs);
}

.intervention-details {
  display: flex;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
  font-size: 0.75rem;
}

.intervention-produit {
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: 0.125rem 0.375rem;
  border-radius: var(--radius-sm);
  font-weight: 500;
}

.intervention-type {
  color: var(--color-text-secondary);
  background: var(--color-bg);
  padding: 0.125rem 0.375rem;
  border-radius: var(--radius-sm);
}

.intervention-duree {
  color: var(--color-info);
  background: var(--color-info-light);
  padding: 0.125rem 0.375rem;
  border-radius: var(--radius-sm);
  font-weight: 500;
}

/* Calendar grid */
.calendar-grid {
  flex: 1 1 auto;
  padding: var(--spacing-lg);
  display: grid;
  gap: var(--spacing-md);
  grid-template-columns: repeat(7, minmax(140px, 1fr));
  overflow-x: auto;
  background: var(--color-bg);
}

/* Vue jour - colonne unique prend toute la largeur */
.calendar-grid[data-view="day"] {
  grid-template-columns: 1fr;
}

.calendar-placeholder {
  padding: var(--spacing-xl);
  text-align: center;
  color: var(--color-muted);
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-surface);
}

.calendar-column {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
  transition: all var(--transition-base);
}

.calendar-column:hover {
  box-shadow: var(--shadow-md);
}

.calendar-column-header {
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
  font-weight: 700;
  text-transform: capitalize;
  background: var(--color-surface-hover);
  font-size: 0.875rem;
  color: var(--color-text);
}

.calendar-column-body {
  position: relative;
  flex: 1 1 auto;
  min-height: 560px;
  padding: var(--spacing-sm);
  background: var(--color-surface);
  overflow: hidden;
}

.calendar-column-body.is-drop-target {
  outline: 2px dashed var(--color-primary);
  outline-offset: -4px;
  background: var(--color-primary-light);
}

.calendar-time-grid {
  position: absolute;
  inset: var(--spacing-sm);
  display: flex;
  flex-direction: column;
  pointer-events: none;
  font-size: 0.75rem;
  color: var(--color-muted);
}

.calendar-time-slot-group {
  display: flex;
  flex-direction: column;
  flex: 1 0 auto;
  min-height: 3rem;
}

.calendar-time-slot.hour,
.calendar-time-slot.half {
  position: relative;
  flex: 1 0 50%;
  border-top: 1px solid var(--color-border);
  padding-top: 0;
  padding-left: 0.5rem;
  display: flex;
  align-items: flex-start;
}

.calendar-time-slot.hour {
  padding-top: 0.25rem;
}

.calendar-time-slot.hour::before,
.calendar-time-slot.half::before {
  content: '';
  position: absolute;
  top: 0;
  left: 3.75rem;
  right: 0;
  border-top: 1px solid rgba(148, 163, 184, 0.3);
}

.calendar-time-slot-group:first-child .calendar-time-slot.hour {
  border-top: none;
}

.calendar-time-slot-group:first-child .calendar-time-slot.hour::before {
  border-top: none;
}

.calendar-time-slot-group:first-child .calendar-time-slot.half {
  border-top: none;
}

.calendar-time-slot-group:first-child .calendar-time-slot.half::before {
  border-top: none;
}

.calendar-time-slot.half {
  font-size: 0;
  color: transparent;
  border-top-style: dashed;
  border-top-color: rgba(148, 163, 184, 0.2);
  padding-top: 0;
}

.calendar-event {
  position: absolute;
  border-radius: var(--radius-md);
  padding: 0.375rem;
  background: linear-gradient(135deg, var(--color-primary-light) 0%, rgba(37, 99, 235, 0.15) 100%);
  border: 1px solid var(--color-primary);
  cursor: grab;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  overflow: hidden;
  font-size: 0.75rem;
  box-sizing: border-box;
  z-index: 2;
}

.calendar-availability-slot {
  position: absolute;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.125rem;
  border-radius: var(--radius-md);
  padding: 0.35rem 0.45rem;
  box-shadow: var(--shadow-xs);
  cursor: default;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  box-sizing: border-box;
  overflow: hidden;
}

.calendar-availability-slot:hover {
  transform: translate3d(0, -2px, 0);
  box-shadow: var(--shadow-sm);
  z-index: 3;
}

.availability-slot-header {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.availability-slot-initials {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 0.45rem;
  background: rgba(255, 255, 255, 0.4);
  color: inherit;
  font-size: 0.7rem;
  font-weight: 700;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.5);
}

.availability-slot-bloc {
  font-size: 0.6875rem;
  font-weight: 500;
  opacity: 0.9;
}

.availability-slot-time {
  font-size: 0.65rem;
  font-weight: 500;
  opacity: 0.85;
}

.calendar-event:hover {
  box-shadow: var(--shadow-md);
  z-index: 10;
}

.event-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.25rem;
  margin-bottom: 0.125rem;
}

.event-client {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.event-ville {
  font-size: 0.6875rem;
  color: var(--color-text-secondary);
  background: white;
  padding: 0.125rem 0.25rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.event-zone {
  font-size: 0.7rem;
  color: var(--color-text-secondary);
  margin-bottom: 0.2rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.event-time {
  font-size: 0.6875rem;
  color: var(--color-text);
  margin-bottom: 0.125rem;
}

.event-tech,
.event-machine,
.event-meta {
  font-size: 0.6875rem;
  color: var(--color-text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.event-products {
  margin-top: 0.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.event-product {
  font-size: 0.65rem;
  color: var(--color-text-secondary);
  line-height: 1.2;
  white-space: normal;
  overflow: hidden;
  display: block;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.event-product--more {
  font-style: italic;
  -webkit-line-clamp: initial;
  display: block;
}

.calendar-event.is-selected {
  border-color: var(--color-primary-hover);
  border-width: 3px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
  box-shadow: var(--shadow-lg);
  z-index: 20;
}

.calendar-event.is-selected .event-client,
.calendar-event.is-selected .event-zone,
.calendar-event.is-selected .event-time,
.calendar-event.is-selected .event-tech,
.calendar-event.is-selected .event-machine,
.calendar-event.is-selected .event-product {
  color: #000000;
  font-weight: 700;
}

.calendar-event.is-dragging {
  opacity: 0.6;
  cursor: grabbing;
}

/* Details panel */
.details-title {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.details-title h2 {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.375rem 0.875rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.025em;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.details-actions {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.details-actions button {
  border-radius: var(--radius-full);
  padding: 0.5rem 1rem;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 600;
  transition: all var(--transition-base);
  color: var(--color-text);
}

.details-actions button:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-border-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.details-actions button.primary {
  background: var(--color-primary-gradient);
  color: var(--color-primary-text);
  border-color: var(--color-primary);
}

.details-actions button.primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.details-actions button.danger {
  background: var(--color-danger-light);
  border-color: var(--color-danger);
  color: var(--color-danger);
}

.details-actions button.danger:hover {
  background: var(--color-danger);
  color: white;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.details-body {
  padding: var(--spacing-lg);
  display: grid;
  gap: var(--spacing-lg);
  overflow-y: auto;
}

.details-body::-webkit-scrollbar {
  width: 8px;
}

.details-body::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: var(--radius-full);
}

.details-grid {
  display: grid;
  gap: var(--spacing-md);
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.details-block {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  background: var(--color-surface-hover);
  transition: all var(--transition-base);
}

.details-block:hover {
  box-shadow: var(--shadow-sm);
}

.details-block h3 {
  margin: 0 0 var(--spacing-md) 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
}

.details-list {
  margin: 0;
  display: grid;
  gap: var(--spacing-sm);
}

.details-list div {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: var(--spacing-sm);
  font-size: 0.875rem;
}

.details-list dt {
  margin: 0;
  font-weight: 600;
  color: var(--color-text-secondary);
}

.details-list dd {
  margin: 0;
  color: var(--color-text);
}

#details-technicians,
#details-notes-field {
  width: 100%;
  padding: 0.625rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-family: inherit;
  transition: all var(--transition-base);
  background: var(--color-surface);
}

#details-technicians:focus,
#details-notes-field:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.details-hint {
  display: block;
  margin-top: var(--spacing-sm);
  font-size: 0.75rem;
  color: var(--color-muted);
}

.details-tech-filters {
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-sm);
  background-color: var(--color-bg-subtle);
  border-radius: var(--radius-md);
}

.details-tech-filters .checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  cursor: pointer;
  user-select: none;
}

.details-tech-filters .checkbox-label input[type="checkbox"] {
  cursor: pointer;
  width: 16px;
  height: 16px;
}

.details-tech-filters .checkbox-label span {
  font-size: 0.875rem;
  color: var(--color-text);
}

.details-tech-filters .checkbox-label:hover span {
  color: var(--color-primary);
}

.details-machine-editor {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.machine-editor-row {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  transition: all var(--transition-base);
}

.machine-editor-row:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.machine-editor-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  justify-content: space-between;
}

.machine-editor-label {
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-text);
  flex: 1;
}

.machine-editor-input {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.machine-editor-input input {
  width: 80px;
  padding: 0.625rem 0.875rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 1.125rem;
  font-weight: 700;
  font-family: inherit;
  text-align: center;
  background: var(--color-bg);
  color: var(--color-primary);
  transition: all var(--transition-base);
}

.machine-editor-input input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px var(--color-primary-light);
  outline: none;
  background: var(--color-surface);
}

.machine-editor-input input:hover {
  border-color: var(--color-primary);
}

.machine-editor-availability {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  padding: var(--spacing-sm);
  background: var(--color-bg);
  border-radius: var(--radius-md);
  border-top: 1px solid var(--color-border);
}

.machine-editor-availability strong {
  font-weight: 600;
  color: var(--color-text);
}

.machine-editor-availability .is-alert {
  color: var(--color-danger);
  font-weight: 600;
}

.details-machine-summary {
  display: none;
}

.machine-empty {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm);
}

.event-machine--alert {
  color: var(--color-danger);
  font-weight: 600;
}

.machine-warning {
  display: inline-flex;
  margin-top: 4px;
  padding: 2px 6px;
  background: var(--color-warning-light);
  color: var(--color-warning);
  font-size: 0.75rem;
  border-radius: var(--radius-sm);
}

.notes-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: var(--spacing-md);
}

.notes-actions button {
  border-radius: var(--radius-full);
  padding: 0.5rem 1.25rem;
  border: 1px solid var(--color-primary);
  background: var(--color-primary);
  color: var(--color-primary-text);
  cursor: pointer;
  font-weight: 600;
  font-size: 0.875rem;
  transition: all var(--transition-base);
}

.notes-actions button:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Alert styles */
.details-alerts-top {
  margin: 0 var(--spacing-lg) var(--spacing-lg);
  padding: var(--spacing-md);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 2px solid var(--color-border);
}

.details-alerts-top h3 {
  margin-bottom: var(--spacing-sm);
  color: var(--color-danger);
  font-weight: 600;
}

.alert-container {
  display: grid;
  gap: var(--spacing-sm);
}

.alert-banner {
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  background: var(--color-danger-light);
  color: var(--color-danger);
  border: 1px solid var(--color-danger);
  font-size: 0.875rem;
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  font-weight: 500;
}

.alert-banner.info {
  background: var(--color-info-light);
  color: var(--color-info);
  border-color: var(--color-info);
}

.alert-banner.warning {
  background: var(--color-warning-light);
  color: var(--color-warning);
  border-color: var(--color-warning);
}

.alert-banner.success {
  background: var(--color-success-light);
  color: var(--color-success);
  border-color: var(--color-success);
}

.alert-empty {
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 2px dashed var(--color-border);
  color: var(--color-muted);
  text-align: center;
  background: var(--color-surface);
}

/* Responsive design */
@media (max-width: 1280px) {
  .planning-shell {
    grid-template-columns: 280px 1fr;
  }

  .planning-main {
    grid-template-columns: 1fr;
  }

  .details-section {
    max-height: 600px;
  }
}

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

  .planning-sidebar {
    max-height: 400px;
  }
}

@media (max-width: 768px) {
  .planning-app {
    padding: var(--spacing-md);
  }

  .planning-shell {
    gap: var(--spacing-md);
  }

  .calendar-header,
  .details-header {
    flex-direction: column;
    align-items: stretch;
  }

  .calendar-controls {
    justify-content: space-between;
  }

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

@media (max-width: 640px) {
  .calendar-grid {
    grid-template-columns: 1fr;
  }

  .planning-main {
    grid-template-columns: 1fr;
  }
}

/* Animations et transitions supplémentaires */
@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

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

/* États de focus améliorés pour l'accessibilité */
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Modal styles */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal[hidden] {
  display: none;
}

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  max-width: 700px;
  width: 90%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}

.modal-content--small {
  max-width: 750px;
  max-height: 90vh;
  overflow-y: auto;
}

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

.modal-header-titles {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.modal-header h2 {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text);
}

.sms-summary {
  margin: 0;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-muted);
  padding: 0.25rem;
  line-height: 1;
  transition: color var(--transition-base);
}

.modal-close:hover {
  color: var(--color-text);
}

.modal-body {
  padding: var(--spacing-lg);
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: var(--spacing-md);
  justify-content: flex-end;
}

.modal-footer--time {
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.modal-footer-group {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.modal-footer-group--left {
  margin-right: auto;
}

.time-edit-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.time-edit-form label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xs);
}

.time-modal-alerts {
  padding: 0 var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  display: grid;
  gap: var(--spacing-sm);
}

.time-modal-alerts:empty {
  display: none;
}

.time-modal-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
}

.time-modal-section__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--spacing-md);
}

.time-modal-section__header h3 {
  margin: 0;
  font-size: 1.05rem;
  color: var(--color-text);
}

.time-modal-section__hint {
  margin: var(--spacing-xs) 0 0;
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}

.time-modal-grid {
  display: grid;
  gap: var(--spacing-md);
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.time-field-card {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  padding: var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
}

.time-field-card input[type="date"],
.time-field-card input[type="time"] {
  width: 100%;
  padding: 0.75rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  font-size: 0.95rem;
  color: var(--color-text);
}

.time-field-card input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
  outline: none;
  background: #fff;
}

.time-input-wrapper {
  position: relative;
}

.time-input-wrapper input[type="time"] {
  padding-right: 3.25rem;
}

.time-input-steppers {
  position: absolute;
  top: 6px;
  right: 8px;
  bottom: 6px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: stretch;
  justify-content: center;
}

.time-stepper {
  width: 2rem;
  height: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface-hover);
  color: var(--color-text-secondary);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.time-stepper:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.time-stepper:active {
  transform: translateY(1px);
}

.time-stepper:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}
.time-modal-section--color {
  background: var(--color-surface-hover);
}

.time-modal-section--grouped {
  background: var(--color-surface);
  border: 1px dashed var(--color-border-strong);
}

.time-grouped-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.time-grouped-item {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  padding: var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
}

.time-grouped-item__title {
  font-weight: 600;
  color: var(--color-text);
}

.time-grouped-item__meta {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.time-group-actions {
  display: flex;
  justify-content: flex-end;
}

.time-group-actions .button-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.time-color-controls {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.time-color-picker {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  max-width: 220px;
}

.time-color-picker input[type="color"] {
  width: 100%;
  min-height: 42px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  cursor: pointer;
  background: var(--color-bg);
  padding: 0;
}

.time-color-picker input[type="color"]::-webkit-color-swatch {
  border-radius: var(--radius-md);
  border: none;
}

.time-color-picker input[type="color"]::-webkit-color-swatch-wrapper {
  padding: 0;
}

.time-color-picker input[type="color"]::-moz-color-swatch {
  border: none;
  border-radius: var(--radius-md);
}

.time-color-actions {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  align-items: center;
}

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

.button-ghost {
  border: none;
  background: transparent;
  color: var(--color-text-secondary);
  font-weight: 600;
  cursor: pointer;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-md);
  transition: color var(--transition-base), background var(--transition-base);
}

.button-ghost:hover {
  color: var(--color-text);
  background: rgba(149, 156, 169, 0.12);
}

.button-ghost:disabled {
  color: var(--color-border);
  cursor: not-allowed;
  background: transparent;
}

.time-input-hint {
  position: absolute;
  top: 50%;
  right: 0.75rem;
  transform: translateY(-50%);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.calendar-tooltip {
  position: fixed;
  z-index: 1200;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  border: 1px solid rgba(37, 99, 235, 0.15);
  padding: var(--spacing-md);
  width: 280px;
  pointer-events: none;
  color: var(--color-text);
  transform-origin: top left;
  animation: tooltipFade var(--transition-fast);
}

.calendar-tooltip::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 20px;
  width: 16px;
  height: 16px;
  background: var(--color-surface);
  border-top: 1px solid rgba(37, 99, 235, 0.15);
  border-left: 1px solid rgba(37, 99, 235, 0.15);
  transform: rotate(45deg);
  box-shadow: -3px -3px 5px rgba(15, 23, 42, 0.05);
}

.calendar-tooltip[hidden] {
  display: none;
}

.calendar-tooltip .tooltip-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--color-primary);
}

.calendar-tooltip .tooltip-meta {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-sm);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.calendar-tooltip .tooltip-section {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.8125rem;
}

.calendar-tooltip .tooltip-section strong {
  font-weight: 600;
  color: var(--color-text);
}

.calendar-tooltip .tooltip-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: var(--spacing-sm);
}

.calendar-tooltip .tooltip-tag {
  padding: 2px 8px;
  border-radius: var(--radius-full);
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 0.6875rem;
  font-weight: 600;
}

.calendar-tooltip .tooltip-techs,
.calendar-tooltip .tooltip-machine {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  margin-top: var(--spacing-sm);
}

.calendar-tooltip .tooltip-products {
  margin-top: var(--spacing-sm);
}

.calendar-tooltip .tooltip-products ul {
  margin: 0.25rem 0 0;
  padding-left: 1rem;
}

.calendar-tooltip .tooltip-products li {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  line-height: 1.35;
}

.calendar-tooltip .tooltip-techs strong,
.calendar-tooltip .tooltip-machine strong {
  color: var(--color-text);
}

@keyframes tooltipFade {
  from {
    opacity: 0;
    transform: translateY(-4px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* SMS Preview styles */
.sms-preview-container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.sms-recipient-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.sms-recipient-card {
  padding: var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.sms-recipient-card.is-disabled {
  opacity: 0.6;
}

.sms-recipient-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--spacing-lg);
}

.sms-recipient-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}

.sms-recipient-subtitle {
  margin: var(--spacing-xs) 0 0 0;
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

.sms-toggle {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  cursor: pointer;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.sms-toggle input[type="checkbox"] {
  width: 1.125rem;
  height: 1.125rem;
  cursor: pointer;
}

.sms-recipient-contact {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.sms-recipient-contact label {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

.sms-recipient-phone {
  width: 100%;
  padding: var(--spacing-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
}

.sms-recipient-phone:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-primary-light);
}

.sms-recipient-message {
  width: 100%;
  padding: var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 0.875rem;
  resize: vertical;
  transition: border-color var(--transition-base);
}

.sms-recipient-message:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.sms-recipient-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

.sms-recipient-status {
  font-weight: 600;
}

.sms-recipient-status.success {
  color: var(--color-success);
}

.sms-recipient-status.error {
  color: var(--color-danger);
}

.sms-recipient-status.pending {
  color: var(--color-warning);
}

.sms-recipient-summary {
  margin: 0;
  padding-left: var(--spacing-lg);
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

.sms-recipient-summary li {
  margin-bottom: var(--spacing-xs);
}

.sms-recipient-summary li:last-child {
  margin-bottom: 0;
}

.sms-no-recipients {
  font-size: 0.875rem;
  text-align: center;
  color: var(--color-text-secondary);
  padding: var(--spacing-md);
}

.sms-count.warning {
  color: var(--color-warning);
}

.group-modal-alert {
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  font-weight: 600;
  background: var(--color-warning-light);
  color: var(--color-warning-dark);
}

.group-modal-alert.is-warning {
  background: var(--color-warning-light);
  color: var(--color-warning-dark);
}

.group-modal-alert.is-error {
  background: var(--color-error-light);
  color: var(--color-error-dark);
}

.group-modal-empty {
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  background: var(--color-surface-hover);
  color: var(--color-text-secondary);
}

.group-modal-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  padding: 0;
  margin: 0;
}

.group-modal-item {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
}

.group-modal-item.is-disabled {
  opacity: 0.55;
}

.group-modal-checkbox {
  margin-top: 0.35rem;
}

.group-modal-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.group-modal-header {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  align-items: baseline;
}

.group-modal-title {
  font-weight: 600;
  color: var(--color-text);
}

.group-modal-status {
  font-size: 0.7rem;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.group-modal-status.is-assigned {
  background: var(--color-warning-light);
  color: var(--color-warning-dark);
}

.group-modal-meta {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.group-modal-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.group-modal-tag {
  font-size: 0.75rem;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  background: var(--color-surface-hover);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
}

.sms-count.error {
  color: var(--color-danger);
}

.sms-warning {
  color: var(--color-warning);
}

.sms-error {
  color: var(--color-danger);
  font-weight: 600;
}

.sms-phones {
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-sm);
  background: var(--color-background);
  border-radius: var(--radius-md);
}

.sms-phone-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.sms-phone-item:last-child {
  margin-bottom: 0;
}

.sms-phone-item label {
  min-width: 150px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
}

.sms-phone-input {
  flex: 1;
  padding: 0.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-family: inherit;
}

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

.sms-no-recipients {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  font-style: italic;
  margin: 0;
  padding: var(--spacing-sm);
}

.button-primary, .button-secondary {
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
  border: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
}

.button-emoji {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  background: rgba(255, 255, 255, 0.2);
  padding: 0.1rem 0.35rem;
  border-radius: var(--radius-sm);
}

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

.button-primary:hover {
  background: var(--color-primary-hover);
}

.button-secondary {
  background: transparent;
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}

.button-secondary:hover {
  background: var(--color-surface-hover);
  color: var(--color-text);
}

.button-danger {
  background: var(--color-danger-light);
  color: var(--color-danger);
  border: 1px solid transparent;
}

.button-danger:hover {
  background: var(--color-danger);
  color: #fff;
}

.button-danger:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.button-primary.is-loading {
  cursor: progress;
  pointer-events: none;
}

.button-primary.is-loading::before {
  content: "";
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-top-color: #ffffff;
  animation: button-spin 0.8s linear infinite;
}

@keyframes button-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 600px) {
  .modal-footer--time {
    flex-direction: column;
    align-items: stretch;
    gap: var(--spacing-sm);
  }

  .modal-footer-group {
    width: 100%;
    justify-content: stretch;
  }

  .modal-footer-group button {
    flex: 1 1 auto;
  }

  .time-modal-section {
    padding: var(--spacing-md);
  }

  .time-field-card {
    padding: var(--spacing-sm);
  }
}

/* Optimisation pour grands écrans (télévisions) */
@media (min-width: 1600px) {
  body {
    font-size: 15px;
  }

  .planning-shell {
    grid-template-columns: 360px 1fr;
    gap: var(--spacing-xl);
  }

  .planning-sidebar {
    font-size: 0.95rem;
  }

  .sidebar-header h2 {
    font-size: 1.35rem;
  }

  .calendar-period {
    font-size: 1.25rem;
  }

  .calendar-column-body {
    min-height: 650px;
  }

  .calendar-event {
    font-size: 0.8125rem;
    padding: 0.5rem;
  }

  .event-client {
    font-size: 0.875rem;
  }

  .quote-item {
    padding: 0.5rem var(--spacing-md);
    font-size: 0.875rem;
  }
}

@media (min-width: 1920px) {
  body {
    font-size: 16px;
  }

  .planning-app {
    padding: var(--spacing-xl);
  }

  .planning-shell {
    grid-template-columns: 400px 1fr;
    gap: calc(var(--spacing-xl) * 1.25);
  }

  .planning-sidebar {
    font-size: 1rem;
  }

  .sidebar-header {
    padding: var(--spacing-xl);
  }

  .sidebar-header h2 {
    font-size: 1.5rem;
  }

  .calendar-header,
  .details-header {
    padding: var(--spacing-xl);
  }

  .calendar-period {
    font-size: 1.5rem;
  }

  .calendar-controls button {
    min-width: 3rem;
    height: 3rem;
    font-size: 1rem;
  }

  .calendar-column-body {
    min-height: 750px;
  }

  .calendar-event {
    font-size: 0.875rem;
    padding: 0.625rem;
  }

  .event-client {
    font-size: 0.95rem;
  }

  .event-zone {
    font-size: 0.8rem;
  }

  .event-time {
    font-size: 0.75rem;
  }

  .quote-item {
    padding: 0.625rem var(--spacing-md);
    font-size: 0.9375rem;
  }

  .quote-client {
    font-size: 0.9375rem;
  }

  .unplanned-card {
    padding: var(--spacing-md) var(--spacing-lg);
  }

  .intervention-zone {
    font-size: 0.95rem;
  }

  .details-block {
    padding: var(--spacing-xl);
  }

  .machine-editor-label {
    font-size: 1.0625rem;
  }

  .machine-editor-input input {
    width: 90px;
    font-size: 1.25rem;
  }

  .machine-editor-availability {
    font-size: 0.875rem;
  }

  .machine-editor-row {
    padding: var(--spacing-lg);
  }
}

@media (min-width: 2560px) {
  body {
    font-size: 18px;
  }

  .planning-app {
    padding: calc(var(--spacing-xl) * 1.5);
  }

  .planning-shell {
    grid-template-columns: 480px 1fr;
    gap: calc(var(--spacing-xl) * 1.5);
  }

  .planning-sidebar {
    font-size: 1.1rem;
  }

  .sidebar-header {
    padding: calc(var(--spacing-xl) * 1.25);
  }

  .sidebar-header h2,
  .sidebar-view h2 {
    font-size: 1.75rem;
  }

  .calendar-header,
  .details-header {
    padding: calc(var(--spacing-xl) * 1.25);
  }

  .calendar-period {
    font-size: 1.75rem;
  }

  .calendar-controls button {
    min-width: 3.5rem;
    height: 3.5rem;
    font-size: 1.125rem;
  }

  .calendar-column-header {
    padding: var(--spacing-lg);
    font-size: 1rem;
  }

  .calendar-column-body {
    min-height: 900px;
  }

  .calendar-event {
    font-size: 1rem;
    padding: 0.75rem;
    border-radius: var(--radius-lg);
  }

  .event-client {
    font-size: 1.1rem;
  }

  .event-zone {
    font-size: 0.95rem;
  }

  .event-time {
    font-size: 0.875rem;
  }

  .event-tech,
  .event-machine {
    font-size: 0.8125rem;
  }

  .quote-item {
    padding: 0.75rem var(--spacing-lg);
    font-size: 1.0625rem;
  }

  .quote-client {
    font-size: 1.0625rem;
  }

  .quote-numero {
    font-size: 0.8125rem;
    padding: 0.25rem 0.5rem;
  }

  .unplanned-card {
    padding: var(--spacing-lg) var(--spacing-xl);
  }

  .intervention-zone {
    font-size: 1.0625rem;
  }

  .intervention-ville {
    font-size: 0.875rem;
  }

  .intervention-details {
    font-size: 0.875rem;
  }

  .unplanned-pool {
    max-height: 280px;
  }

  .details-block {
    padding: calc(var(--spacing-xl) * 1.25);
  }

  .details-block h3 {
    font-size: 1.25rem;
  }

  .details-list div {
    font-size: 1rem;
  }

  .tech-avatar,
  .machine-avatar {
    width: 2.5rem;
    height: 2.5rem;
    font-size: 1rem;
  }

  .tech-name,
  .machine-name {
    font-size: 1rem;
  }

  .tech-meta,
  .machine-meta {
    font-size: 0.875rem;
  }

  .machine-editor-label {
    font-size: 1.125rem;
  }

  .machine-editor-input input {
    width: 100px;
    font-size: 1.375rem;
    padding: 0.75rem 1rem;
  }

  .machine-editor-availability {
    font-size: 0.9375rem;
    padding: var(--spacing-md);
  }

  .machine-editor-row {
    padding: calc(var(--spacing-lg) * 1.25);
    gap: var(--spacing-md);
  }
}

@media (min-width: 3440px) {
  body {
    font-size: 20px;
  }

  .planning-shell {
    grid-template-columns: 560px 1fr;
    gap: calc(var(--spacing-xl) * 2);
  }

  .calendar-period {
    font-size: 2rem;
  }

  .calendar-column-body {
    min-height: 1100px;
  }

  .calendar-event {
    font-size: 1.125rem;
    padding: 1rem;
  }

  .event-client {
    font-size: 1.25rem;
  }

  .event-zone {
    font-size: 1.0625rem;
  }

  .event-time {
    font-size: 1rem;
  }

  .quote-item {
    padding: 1rem var(--spacing-xl);
    font-size: 1.25rem;
  }

  .sidebar-header h2 {
    font-size: 2rem;
  }

  .details-block h3 {
    font-size: 1.5rem;
  }

  .machine-editor-label {
    font-size: 1.25rem;
  }

  .machine-editor-input input {
    width: 110px;
    font-size: 1.5rem;
    padding: 0.875rem 1.125rem;
  }

  .machine-editor-availability {
    font-size: 1rem;
    padding: var(--spacing-lg);
  }

  .machine-editor-row {
    padding: calc(var(--spacing-xl) * 1.25);
    gap: var(--spacing-lg);
  }
}