diff --git a/app/pages/component-catalog.vue b/app/pages/component-catalog.vue
index ec74635..f5df048 100644
--- a/app/pages/component-catalog.vue
+++ b/app/pages/component-catalog.vue
@@ -124,13 +124,11 @@ import { computed, onMounted } from 'vue'
 import DataTable from '~/components/common/DataTable.vue'
 import { useComposants } from '~/composables/useComposants'
 import { useComponentTypes } from '~/composables/useComponentTypes'
-import { useToast } from '~/composables/useToast'
 import { useDataTable } from '~/composables/useDataTable'
 import DocumentThumbnail from '~/components/DocumentThumbnail.vue'
 import { isImageDocument, isPdfDocument } from '~/utils/documentPreview'
 
 const { canEdit } = usePermissions()
-const { showError } = useToast()
 const { composants, total, loadComposants, loading: loadingComposantsRef, deleteComposant } = useComposants()
 const { componentTypes, loadComponentTypes } = useComponentTypes()
 const loadingComposants = computed(() => loadingComposantsRef.value)
@@ -203,29 +201,27 @@ const resolveComponentType = (component: Record<string, any>) => {
   return '—'
 }
 
-const resolveDeleteGuard = (component: Record<string, any>) => {
-  const blockingReasons: string[] = []
+const resolveDeleteImpact = (component: Record<string, any>) => {
+  const impacts: string[] = []
   const machineLinks = Array.isArray(component?.machineLinks) ? component.machineLinks.length : component?.machineLinksCount ?? 0
   const documents = Array.isArray(component?.documents) ? component.documents.length : component?.documentsCount ?? 0
   const customFields = Array.isArray(component?.customFieldValues) ? component.customFieldValues.length : component?.customFieldValuesCount ?? 0
-  if (machineLinks > 0) blockingReasons.push(`${machineLinks} liaison${machineLinks > 1 ? 's' : ''} machine`)
-  if (documents > 0) blockingReasons.push(`${documents} document${documents > 1 ? 's' : ''}`)
-  return { blockingReasons, hasCustomFields: customFields > 0 }
+  if (machineLinks > 0) impacts.push(`${machineLinks} liaison${machineLinks > 1 ? 's' : ''} machine`)
+  if (documents > 0) impacts.push(`${documents} document${documents > 1 ? 's' : ''}`)
+  if (customFields > 0) impacts.push(`${customFields} valeur${customFields > 1 ? 's' : ''} de champs personnalisés`)
+  return impacts
 }
 
 const handleDeleteComponent = async (component: Record<string, any>) => {
-  const { blockingReasons, hasCustomFields } = resolveDeleteGuard(component)
-  if (blockingReasons.length) {
-    showError(`Impossible de supprimer ce composant car il possède encore: ${blockingReasons.join(', ')}. Supprimez ou détachez ces éléments avant de réessayer.`)
-    return
-  }
   const componentName = component?.name || 'ce composant'
-  const confirmLines = [`Voulez-vous vraiment supprimer ${componentName} ?`]
-  if (hasCustomFields) {
-    confirmLines.push('Les valeurs de champs personnalisés associées seront également supprimées.')
+  const impacts = resolveDeleteImpact(component)
+  const lines = [`Voulez-vous vraiment supprimer « ${componentName} » ?`]
+  if (impacts.length) {
+    lines.push(`Cela supprimera également :\n• ${impacts.join('\n• ')}`)
   }
+  lines.push('Cette action est irréversible.')
   const { confirm } = useConfirm()
-  const confirmed = await confirm({ message: confirmLines.join('\n\n') })
+  const confirmed = await confirm({ title: 'Supprimer le composant', message: lines.join('\n\n'), dangerous: true })
   if (!confirmed) return
   await deleteComposant(component.id)
   fetchComposants()
diff --git a/app/pages/pieces-catalog.vue b/app/pages/pieces-catalog.vue
index d0ce906..9448ddf 100644
--- a/app/pages/pieces-catalog.vue
+++ b/app/pages/pieces-catalog.vue
@@ -147,13 +147,11 @@ import { computed, onMounted } from 'vue'
 import DataTable from '~/components/common/DataTable.vue'
 import { usePieces } from '~/composables/usePieces'
 import { usePieceTypes } from '~/composables/usePieceTypes'
-import { useToast } from '~/composables/useToast'
 import { useDataTable } from '~/composables/useDataTable'
 import DocumentThumbnail from '~/components/DocumentThumbnail.vue'
 import { isImageDocument, isPdfDocument } from '~/utils/documentPreview'
 
 const { canEdit } = usePermissions()
-const { showError } = useToast()
 const { pieces, total, loadPieces, loading: loadingPiecesRef, deletePiece } = usePieces()
 const { pieceTypes, loadPieceTypes } = usePieceTypes()
 const loadingPieces = computed(() => loadingPiecesRef.value)
@@ -280,29 +278,27 @@ const buildPieceSuppliersDisplay = (piece: Record<string, any>) => {
   return { suppliers, visible, overflow, tooltip: suppliers.length ? suppliers.join(', ') : '' }
 }
 
-const resolveDeleteGuard = (piece: Record<string, any>) => {
-  const blockingReasons: string[] = []
+const resolveDeleteImpact = (piece: Record<string, any>) => {
+  const impacts: string[] = []
   const machineLinks = Array.isArray(piece?.machineLinks) ? piece.machineLinks.length : piece?.machineLinksCount ?? 0
   const documents = Array.isArray(piece?.documents) ? piece.documents.length : piece?.documentsCount ?? 0
   const customFields = Array.isArray(piece?.customFieldValues) ? piece.customFieldValues.length : piece?.customFieldValuesCount ?? 0
-  if (machineLinks > 0) blockingReasons.push(`${machineLinks} liaison${machineLinks > 1 ? 's' : ''} machine`)
-  if (documents > 0) blockingReasons.push(`${documents} document${documents > 1 ? 's' : ''}`)
-  return { blockingReasons, hasCustomFields: customFields > 0 }
+  if (machineLinks > 0) impacts.push(`${machineLinks} liaison${machineLinks > 1 ? 's' : ''} machine`)
+  if (documents > 0) impacts.push(`${documents} document${documents > 1 ? 's' : ''}`)
+  if (customFields > 0) impacts.push(`${customFields} valeur${customFields > 1 ? 's' : ''} de champs personnalisés`)
+  return impacts
 }
 
 const handleDeletePiece = async (piece: Record<string, any>) => {
-  const { blockingReasons, hasCustomFields } = resolveDeleteGuard(piece)
-  if (blockingReasons.length) {
-    showError(`Impossible de supprimer cette pièce car elle possède encore: ${blockingReasons.join(', ')}. Supprimez ou détachez ces éléments avant de réessayer.`)
-    return
-  }
   const pieceName = piece?.name || 'cette pièce'
-  const confirmLines = [`Voulez-vous vraiment supprimer ${pieceName} ?`]
-  if (hasCustomFields) {
-    confirmLines.push('Les valeurs de champs personnalisés associées seront également supprimées.')
+  const impacts = resolveDeleteImpact(piece)
+  const lines = [`Voulez-vous vraiment supprimer « ${pieceName} » ?`]
+  if (impacts.length) {
+    lines.push(`Cela supprimera également :\n• ${impacts.join('\n• ')}`)
   }
+  lines.push('Cette action est irréversible.')
   const { confirm } = useConfirm()
-  const confirmed = await confirm({ message: confirmLines.join('\n\n') })
+  const confirmed = await confirm({ title: 'Supprimer la pièce', message: lines.join('\n\n'), dangerous: true })
   if (!confirmed) return
   await deletePiece(piece.id)
   fetchPieces()