/* =====================================================
   ISFEC B2B Pilot — Composants UI
   ===================================================== */

/* Boutons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 12px 24px;
  font-family: 'Montserrat', sans-serif;
  font-size: 14px;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  line-height: 1;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
  background: var(--bordeaux-light);
  color: var(--white);
}

.btn-secondary {
  background: var(--white);
  color: var(--bordeaux);
  border: 2px solid var(--bordeaux);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--rose-pale);
  color: var(--bordeaux);
}

.btn-ghost {
  background: transparent;
  color: var(--bordeaux);
}

.btn-ghost:hover:not(:disabled) {
  background: var(--rose-pale);
}

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

.btn-block {
  width: 100%;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 16px;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 13px;
}

/* Formulaires */
.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-text);
  margin-bottom: var(--space-sm);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 12px 16px;
  font-family: 'Open Sans', sans-serif;
  font-size: 15px;
  color: var(--gray-text);
  background: var(--white);
  border: 2px solid var(--gray-light);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--bordeaux);
  box-shadow: 0 0 0 3px rgba(114, 47, 55, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--gray-secondary);
  opacity: 0.7;
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

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

.form-helper {
  font-size: 13px;
  color: var(--gray-secondary);
  margin-top: var(--space-xs);
}

.form-error {
  font-size: 13px;
  color: var(--error);
  margin-top: var(--space-xs);
}

/* Checkbox */
.checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--bordeaux);
}

.checkbox-text {
  font-size: 14px;
  color: var(--gray-secondary);
}

/* Radio */
.radio-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.radio-label {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  cursor: pointer;
  padding: var(--space-sm);
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}

.radio-label:hover {
  background: var(--rose-pale);
}

.radio-label input[type="radio"] {
  width: 18px;
  height: 18px;
  accent-color: var(--bordeaux);
  margin-top: 2px;
}

/* Alertes */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
}

.alert svg {
  flex-shrink: 0;
  margin-top: 2px;
}

.alert-error {
  background: var(--error-light);
  color: var(--error);
}

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

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

/* Cards */
.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.card-header {
  padding: var(--space-lg);
  border-bottom: 1px solid var(--gray-light);
}

.card-title {
  font-size: 18px;
  margin: 0;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.card-title-icon {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.card-title-icon.critical {
  background: var(--error);
}

.card-title-icon.important {
  background: var(--warning);
}

.card-title-icon.useful {
  background: #FFC107;
}

.card-content {
  padding: var(--space-lg);
}

.card-text {
  color: var(--gray-secondary);
  margin-bottom: var(--space-md);
}

.card-actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* KPI Grid */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

@media (max-width: 1200px) {
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.kpi-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--space-lg);
  display: flex;
  gap: var(--space-md);
}

.kpi-icon {
  width: 48px;
  height: 48px;
  background: var(--rose-pale);
  color: var(--bordeaux);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.kpi-icon-success {
  background: var(--success-light);
  color: var(--success);
}

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

.kpi-label {
  display: block;
  font-size: 13px;
  color: var(--gray-secondary);
  margin-bottom: var(--space-xs);
}

.kpi-value {
  display: block;
  font-family: 'Montserrat', sans-serif;
  font-size: 24px;
  font-weight: 700;
  color: var(--gray-text);
}

.kpi-value-small {
  display: block;
  font-family: 'Montserrat', sans-serif;
  font-size: 16px;
  font-weight: 600;
  color: var(--gray-text);
}

.kpi-sublabel {
  display: block;
  font-size: 12px;
  color: var(--gray-secondary);
  margin-top: var(--space-xs);
}

/* Progress bar */
.progress-bar {
  height: 8px;
  background: var(--gray-light);
  border-radius: 4px;
  overflow: hidden;
  margin-top: var(--space-sm);
}

.progress-fill {
  height: 100%;
  background: var(--bordeaux);
  border-radius: 4px;
  transition: width var(--transition-normal);
}

/* Dashboard grid */
.dashboard-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-lg);
}

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

  .dashboard-card-large {
    grid-column: span 2;
  }
}

@media (max-width: 768px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }

  .dashboard-card-large {
    grid-column: span 1;
  }
}

.dashboard-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.dashboard-card-large {
  grid-column: span 1;
}

/* Action list */
.action-list {
  list-style: none;
}

.action-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-md);
  border-bottom: 1px solid var(--gray-light);
  transition: background var(--transition-fast);
}

.action-item:last-child {
  border-bottom: none;
}

.action-item:hover {
  background: var(--rose-tres-pale);
}

.action-checkbox {
  width: 20px;
  height: 20px;
  border: 2px solid var(--gray-light);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  margin-top: 2px;
}

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

.action-label {
  display: block;
  font-weight: 500;
  color: var(--gray-text);
  margin-bottom: var(--space-xs);
}

.action-section {
  display: block;
  font-size: 12px;
  color: var(--gray-secondary);
}

.action-link {
  padding: var(--space-sm);
  color: var(--bordeaux);
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
  flex-shrink: 0;
}

.action-link:hover {
  background: var(--rose-pale);
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: var(--space-xl);
  color: var(--gray-secondary);
}

.empty-state svg {
  color: var(--success);
  margin-bottom: var(--space-md);
}

.empty-state p {
  margin: 0;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.badge-critical {
  background: var(--error);
  color: var(--white);
}

.badge-important {
  background: var(--warning);
  color: var(--white);
}

.badge-useful {
  background: #FFC107;
  color: var(--gray-text);
}

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

/* Save indicator */
.save-indicator {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 13px;
  color: var(--success);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.save-indicator.visible {
  opacity: 1;
}

.save-indicator.saving {
  color: var(--gray-secondary);
}

/* Loading spinner */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--gray-light);
  border-top-color: var(--bordeaux);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* Tooltip */
[data-tooltip] {
  position: relative;
}

[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  background: var(--gray-text);
  color: var(--white);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  pointer-events: none;
}

[data-tooltip]:hover::after {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(-4px);
}

/* Table des matières */
.toc {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.toc-item {
  display: block;
  padding: var(--space-sm) var(--space-md);
  color: var(--gray-text);
  font-size: 14px;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  border-left: 3px solid transparent;
}

.toc-item:hover {
  background: var(--rose-pale);
  color: var(--bordeaux);
}

.toc-item.active {
  background: var(--rose-pale);
  color: var(--bordeaux);
  border-left-color: var(--bordeaux);
  font-weight: 500;
}

.toc-item-sub {
  padding-left: calc(var(--space-md) + var(--space-md));
  font-size: 13px;
}

/* Search */
.search-box {
  position: relative;
}

.search-input {
  width: 100%;
  padding: 12px 16px 12px 44px;
  font-size: 15px;
  border: 2px solid var(--gray-light);
  border-radius: var(--radius-lg);
  background: var(--white);
  transition: all var(--transition-fast);
}

.search-input:focus {
  outline: none;
  border-color: var(--bordeaux);
  box-shadow: 0 0 0 3px rgba(114, 47, 55, 0.1);
}

.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gray-secondary);
}

.search-results {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  margin-top: var(--space-sm);
  max-height: 400px;
  overflow-y: auto;
  z-index: 100;
}

.search-result-item {
  display: block;
  padding: var(--space-md);
  border-bottom: 1px solid var(--gray-light);
  transition: background var(--transition-fast);
}

.search-result-item:last-child {
  border-bottom: none;
}

.search-result-item:hover {
  background: var(--rose-pale);
}

.search-result-title {
  font-weight: 600;
  color: var(--gray-text);
  margin-bottom: var(--space-xs);
}

.search-result-excerpt {
  font-size: 13px;
  color: var(--gray-secondary);
}

.search-result-excerpt mark {
  background: #FFF3CD;
  padding: 0 2px;
  border-radius: 2px;
}

/* Input with suffix */
.input-with-suffix {
  display: flex;
  align-items: center;
}

.input-with-suffix .form-input {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
  flex: 1;
}

.input-suffix {
  padding: 12px 16px;
  background: var(--gray-bg);
  border: 2px solid var(--gray-light);
  border-left: none;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--gray-secondary);
  font-size: 14px;
  white-space: nowrap;
}