/* ==========================================================================
   Boutons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-fast);
  white-space: nowrap;
  line-height: 1.5;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-sm {
  padding: 5px var(--space-3);
  font-size: var(--text-xs);
}

.btn-lg {
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-base);
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

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

.btn-accent {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

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

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

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

.btn-danger {
  background: var(--color-danger);
  color: #fff;
  border-color: var(--color-danger);
}

.btn-danger:hover {
  background: #b71c1c;
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
  border-color: transparent;
}

.btn-ghost:hover {
  background: var(--color-bg);
  color: var(--color-text);
}

.btn-icon {
  width: 32px;
  height: 32px;
  padding: 0;
  border-radius: var(--radius-md);
}

/* ==========================================================================
   Formulaires
   ========================================================================== */

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.form-label {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
}

.form-label .required {
  color: var(--color-danger);
  margin-left: 2px;
}

.form-control {
  width: 100%;
  padding: var(--space-2) var(--space-3);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-text);
  background: #fff;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.form-control:focus {
  border-color: var(--color-border-focus);
  box-shadow: var(--shadow-focus);
}

.form-control::placeholder {
  color: var(--color-text-light);
}

.form-control.is-invalid {
  border-color: var(--color-danger);
}

.form-control.is-invalid:focus {
  box-shadow: 0 0 0 3px rgba(211,47,47,0.15);
}

.form-hint {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.form-error {
  font-size: var(--text-xs);
  color: var(--color-danger);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
}

.form-actions {
  display: flex;
  gap: var(--space-3);
  align-items: center;
  padding-top: var(--space-2);
}

/* Input avec icône */
.input-group {
  position: relative;
}

.input-group .input-icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--color-text-muted);
  pointer-events: none;
}

.input-group .form-control {
  padding-left: calc(var(--space-3) + 16px + var(--space-2));
}

/* ==========================================================================
   Badges
   ========================================================================== */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  white-space: nowrap;
}

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

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

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

.badge-info {
  background: var(--color-info-light);
  color: var(--color-info);
}

.badge-neutral {
  background: var(--color-bg);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

/* ==========================================================================
   Pagination
   ========================================================================== */

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: var(--space-5) 0 var(--space-2);
}

.pagination-item {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-muted);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.pagination-item:hover {
  background: var(--color-bg);
  border-color: var(--color-border);
  color: var(--color-text);
}

.pagination-item.active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.pagination-item.disabled {
  opacity: 0.4;
  pointer-events: none;
}

/* ==========================================================================
   Toggle maintenance
   ========================================================================== */

.toggle-switch {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
  user-select: none;
}

.toggle-input { display: none; }

.toggle-track {
  width: 40px;
  height: 22px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  position: relative;
  transition: background var(--transition-fast);
}

.toggle-input:checked + .toggle-track {
  background: var(--color-accent);
}

.toggle-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 16px;
  height: 16px;
  background: #fff;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast);
}

.toggle-input:checked ~ .toggle-thumb,
.toggle-input:checked + .toggle-track .toggle-thumb {
  transform: translateX(18px);
}

/* ==========================================================================
   Empty state
   ========================================================================== */

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12) var(--space-8);
  text-align: center;
  gap: var(--space-3);
}

.empty-state-icon {
  width: 48px;
  height: 48px;
  color: var(--color-text-light);
}

.empty-state-title {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-text-muted);
}

.empty-state-desc {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  max-width: 320px;
}

/* ==========================================================================
   Divider
   ========================================================================== */

.divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-6) 0;
}

/* ==========================================================================
   Spinner
   ========================================================================== */

.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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