feat(#161): admin peut créer gestionnaire et administrateur.

Assouplit POST /gestionnaires, PATCH /gestionnaires/:id et POST /users/admin
(+ check createAdmin) pour ADMINISTRATEUR. Masque « Ajouter » staff sur le
dashboard gestionnaire. Tests droits Roles + createAdmin.

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/src/routes/user/gestionnaires/gestionnaires.controller.spec.ts

@@ -1,20 +1,21 @@
-import { Test, TestingModule } from '@nestjs/testing';
+import 'reflect-metadata';
 import { GestionnairesController } from './gestionnaires.controller';
-import { GestionnairesService } from './gestionnaires.service';
+import { RoleType } from 'src/entities/users.entity';
 
-describe('GestionnairesController', () => {
+describe('GestionnairesController roles (#161)', () => {
-  let controller: GestionnairesController;
+  it('POST /gestionnaires autorise SUPER_ADMIN et ADMINISTRATEUR', () => {
-
+    const roles = Reflect.getMetadata('roles', GestionnairesController.prototype.create);
-  beforeEach(async () => {
+    expect(roles).toEqual(
-    const module: TestingModule = await Test.createTestingModule({
+      expect.arrayContaining([RoleType.SUPER_ADMIN, RoleType.ADMINISTRATEUR]),
-      controllers: [GestionnairesController],
+    );
-      providers: [GestionnairesService],
+    expect(roles).not.toContain(RoleType.GESTIONNAIRE);
-    }).compile();
-
-    controller = module.get<GestionnairesController>(GestionnairesController);
   });
 
-  it('should be defined', () => {
+  it('PATCH /gestionnaires/:id autorise SUPER_ADMIN et ADMINISTRATEUR', () => {
-    expect(controller).toBeDefined();
+    const roles = Reflect.getMetadata('roles', GestionnairesController.prototype.update);
+    expect(roles).toEqual(
+      expect.arrayContaining([RoleType.SUPER_ADMIN, RoleType.ADMINISTRATEUR]),
+    );
+    expect(roles).not.toContain(RoleType.GESTIONNAIRE);
   });
 });

backend/src/routes/user/gestionnaires/gestionnaires.controller.ts

@@ -25,10 +25,10 @@ import { AuthGuard } from 'src/common/guards/auth.guard';
 export class GestionnairesController {
   constructor(private readonly gestionnairesService: GestionnairesService) { }
 
-  @Roles(RoleType.SUPER_ADMIN)
+  @Roles(RoleType.SUPER_ADMIN, RoleType.ADMINISTRATEUR)
   @ApiResponse({ status: 201, description: 'Le gestionnaire a été créé avec succès.', type: Users })
   @ApiResponse({ status: 409, description: 'Conflit. L\'email est déjà utilisé.' })
-  @ApiOperation({ summary: 'Création d\'un gestionnaire' })
+  @ApiOperation({ summary: 'Création d\'un gestionnaire (admin / super admin)' })
   @ApiBody({ type: CreateGestionnaireDto })
   @Post()
   create(@Body() dto: CreateGestionnaireDto): Promise<Users> {
@@ -43,7 +43,7 @@ export class GestionnairesController {
     return this.gestionnairesService.findAll();
   }
 
-  @Roles(RoleType.GESTIONNAIRE, RoleType.SUPER_ADMIN)
+  @Roles(RoleType.GESTIONNAIRE, RoleType.SUPER_ADMIN, RoleType.ADMINISTRATEUR)
   @ApiOperation({ summary: 'Récupérer un gestionnaire par ID' })
   @ApiResponse({ status: 400, description: 'ID invalide' })
   @ApiResponse({ status: 403, description: 'Accès refusé' })
@@ -56,8 +56,8 @@ export class GestionnairesController {
     return this.gestionnairesService.findOne(id);
   }
 
-  @Roles(RoleType.SUPER_ADMIN)
+  @Roles(RoleType.SUPER_ADMIN, RoleType.ADMINISTRATEUR)
-  @ApiOperation({ summary: 'Mettre à jour un gestionnaire' })
+  @ApiOperation({ summary: 'Mettre à jour un gestionnaire (admin / super admin)' })
   @ApiResponse({ status: 200, description: 'Le gestionnaire a été mis à jour avec succès.', type: Users })
   @ApiResponse({ status: 404, description: 'Gestionnaire non trouvé' })
   @ApiResponse({ status: 403, description: 'Accès refusé' })

backend/src/routes/user/user.controller.spec.ts

@@ -1,20 +1,13 @@
-import { Test, TestingModule } from '@nestjs/testing';
+import 'reflect-metadata';
 import { UserController } from './user.controller';
-import { UserService } from './user.service';
+import { RoleType } from 'src/entities/users.entity';
 
-describe('UserController', () => {
+describe('UserController roles (#161)', () => {
-  let controller: UserController;
+  it('POST /users/admin autorise SUPER_ADMIN et ADMINISTRATEUR', () => {
-
+    const roles = Reflect.getMetadata('roles', UserController.prototype.createAdmin);
-  beforeEach(async () => {
+    expect(roles).toEqual(
-    const module: TestingModule = await Test.createTestingModule({
+      expect.arrayContaining([RoleType.SUPER_ADMIN, RoleType.ADMINISTRATEUR]),
-      controllers: [UserController],
+    );
-      providers: [UserService],
+    expect(roles).not.toContain(RoleType.GESTIONNAIRE);
-    }).compile();
-
-    controller = module.get<UserController>(UserController);
-  });
-
-  it('should be defined', () => {
-    expect(controller).toBeDefined();
   });
 });

backend/src/routes/user/user.controller.ts

@@ -22,10 +22,10 @@ export class UserController {
     private readonly suppressionService: SuppressionService,
   ) { }
 
-  // Création d'un administrateur (réservée aux super admins)
+  // Création d'un administrateur (admin + super admin) — #161
   @Post('admin')
-  @Roles(RoleType.SUPER_ADMIN)
+  @Roles(RoleType.SUPER_ADMIN, RoleType.ADMINISTRATEUR)
-  @ApiOperation({ summary: 'Créer un nouvel administrateur (super admin seulement)' })
+  @ApiOperation({ summary: 'Créer un nouvel administrateur (admin / super admin)' })
   createAdmin(
     @Body() dto: CreateAdminDto,
     @User() currentUser: Users

backend/src/routes/user/user.service.spec.ts

@@ -1,18 +1,87 @@
-import { Test, TestingModule } from '@nestjs/testing';
+import { BadRequestException, ForbiddenException } from '@nestjs/common';
 import { UserService } from './user.service';
+import { RoleType, StatutUtilisateurType } from 'src/entities/users.entity';
+
+describe('UserService.createAdmin (#161)', () => {
+  const usersRepository = {
+    findOneBy: jest.fn(),
+    create: jest.fn(),
+    save: jest.fn(),
+  };
 
-describe('UserService', () => {
   let service: UserService;
 
-  beforeEach(async () => {
+  const dto = {
-    const module: TestingModule = await Test.createTestingModule({
+    email: 'nouveau.admin@ptits-pas.fr',
-      providers: [UserService],
+    password: 'Password1!',
-    }).compile();
+    prenom: 'Nina',
+    nom: 'Admin',
+    telephone: '0601020304',
+  };
 
-    service = module.get<UserService>(UserService);
+  beforeEach(() => {
+    jest.clearAllMocks();
+    service = new UserService(
+      usersRepository as never,
+      {} as never,
+      {} as never,
+      {} as never,
+      {} as never,
+      {} as never,
+    );
   });
 
-  it('should be defined', () => {
+  it('autorise un administrateur à créer un admin', async () => {
-    expect(service).toBeDefined();
+    usersRepository.findOneBy.mockResolvedValue(null);
+    usersRepository.create.mockImplementation((data) => data);
+    usersRepository.save.mockImplementation(async (entity) => ({
+      id: 'new-admin',
+      ...entity,
+    }));
+
+    const result = await service.createAdmin(dto as never, {
+      id: 'admin-1',
+      role: RoleType.ADMINISTRATEUR,
+    } as never);
+
+    expect(result.role).toBe(RoleType.ADMINISTRATEUR);
+    expect(result.statut).toBe(StatutUtilisateurType.ACTIF);
+    expect(usersRepository.save).toHaveBeenCalled();
+  });
+
+  it('autorise un super_admin à créer un admin', async () => {
+    usersRepository.findOneBy.mockResolvedValue(null);
+    usersRepository.create.mockImplementation((data) => data);
+    usersRepository.save.mockImplementation(async (entity) => ({
+      id: 'new-admin',
+      ...entity,
+    }));
+
+    await expect(
+      service.createAdmin(dto as never, {
+        id: 'sa-1',
+        role: RoleType.SUPER_ADMIN,
+      } as never),
+    ).resolves.toMatchObject({ role: RoleType.ADMINISTRATEUR });
+  });
+
+  it('refuse un gestionnaire (403 métier)', async () => {
+    await expect(
+      service.createAdmin(dto as never, {
+        id: 'gest-1',
+        role: RoleType.GESTIONNAIRE,
+      } as never),
+    ).rejects.toBeInstanceOf(ForbiddenException);
+    expect(usersRepository.save).not.toHaveBeenCalled();
+  });
+
+  it('refuse un email déjà utilisé', async () => {
+    usersRepository.findOneBy.mockResolvedValue({ id: 'exists' });
+    await expect(
+      service.createAdmin(dto as never, {
+        id: 'admin-1',
+        role: RoleType.ADMINISTRATEUR,
+      } as never),
+    ).rejects.toBeInstanceOf(BadRequestException);
   });
 });

backend/src/routes/user/user.service.ts

@@ -117,8 +117,14 @@ export class UserService {
     }
 
     async createAdmin(dto: CreateAdminDto, currentUser: Users): Promise<Users> {
-        if (currentUser.role !== RoleType.SUPER_ADMIN) {
+        // #161 — admin et super_admin peuvent créer un administrateur
-             throw new ForbiddenException('Seuls les super administrateurs peuvent créer un administrateur');
+        if (
+            currentUser.role !== RoleType.SUPER_ADMIN &&
+            currentUser.role !== RoleType.ADMINISTRATEUR
+        ) {
+            throw new ForbiddenException(
+                'Seuls les administrateurs et super administrateurs peuvent créer un administrateur',
+            );
         }
 
         const exist = await this.usersRepository.findOneBy({ email: dto.email });

frontend/lib/models/dossier_list_item.dart

@@ -13,6 +13,10 @@ class DossierListItem {
   final String? statut;
   /// Photo profil (AM) — affichée à la place de l’icône si présente.
   final String? photoUrl;
+  /// Dossier famille sans enfant lié (#159 / #160).
+  final bool sansEnfant;
+  /// Nombre d’enfants du foyer (famille uniquement ; null pour AM).
+  final int? enfantsCount;
 
   const DossierListItem({
     required this.type,
@@ -21,8 +25,32 @@ class DossierListItem {
     this.emails = const [],
     this.statut,
     this.photoUrl,
+    this.sansEnfant = false,
+    this.enfantsCount,
   });
 
+  DossierListItem copyWith({
+    DossierListType? type,
+    String? numeroDossier,
+    String? libelle,
+    List<String>? emails,
+    String? statut,
+    String? photoUrl,
+    bool? sansEnfant,
+    int? enfantsCount,
+  }) {
+    return DossierListItem(
+      type: type ?? this.type,
+      numeroDossier: numeroDossier ?? this.numeroDossier,
+      libelle: libelle ?? this.libelle,
+      emails: emails ?? this.emails,
+      statut: statut ?? this.statut,
+      photoUrl: photoUrl ?? this.photoUrl,
+      sansEnfant: sansEnfant ?? this.sansEnfant,
+      enfantsCount: enfantsCount ?? this.enfantsCount,
+    );
+  }
+
   bool get isFamille => type == DossierListType.famille;
   bool get isAm => type == DossierListType.assistanteMaternelle;
 
@@ -98,6 +126,19 @@ class DossierListItem {
         }
       }
 
+      final childIds = <String>{};
+      var maxCountFallback = 0;
+      for (final p in entry.value) {
+        for (final c in p.children) {
+          final id = c.id.trim();
+          if (id.isNotEmpty) childIds.add(id);
+        }
+        final n = p.children.isNotEmpty ? p.children.length : p.childrenCount;
+        if (n > maxCountFallback) maxCountFallback = n;
+      }
+      final enfantsCount =
+          childIds.isNotEmpty ? childIds.length : maxCountFallback;
+
       items.add(
         DossierListItem(
           type: DossierListType.famille,
@@ -105,6 +146,8 @@ class DossierListItem {
           libelle: names.isNotEmpty ? names.join(' - ') : 'Famille',
           emails: emails,
           statut: _preferStatut(statuts),
+          enfantsCount: enfantsCount,
+          sansEnfant: enfantsCount == 0,
         ),
       );
     }

frontend/lib/screens/administrateurs/creation/admin_create.dart

@@ -3,6 +3,7 @@ import 'package:p_tits_pas/utils/phone_utils.dart';
 import 'package:p_tits_pas/models/user.dart';
 import 'package:p_tits_pas/services/user_service.dart';
 import 'package:p_tits_pas/utils/email_utils.dart';
+import 'package:p_tits_pas/widgets/admin/common/suppression_confirm_dialog.dart';
 import 'package:p_tits_pas/widgets/email_text_field.dart';
 import 'package:p_tits_pas/widgets/french_phone_field.dart';
 
@@ -151,30 +152,19 @@ class _AdminCreateDialogState extends State<AdminCreateDialog> {
   Future<void> _delete() async {
     if (!_isEditMode || _isSubmitting) return;
 
-    final confirmed = await showDialog<bool>(
+    final name = widget.initialUser!.fullName.isEmpty
-      context: context,
+        ? widget.initialUser!.email
-      builder: (ctx) {
+        : widget.initialUser!.fullName;
-        return AlertDialog(
+    final confirmed = await showSuppressionConfirmDialog(
-          title: const Text('Confirmer la suppression'),
+      context,
-          content: Text(
+      title: 'Supprimer l\'administrateur',
-            'Supprimer ${widget.initialUser!.fullName.isEmpty ? widget.initialUser!.email : widget.initialUser!.fullName} ?',
+      people: [SuppressionPersonLine.administrateur(name)],
-          ),
+      footnotes: const [
-          actions: [
+        'Le compte sera définitivement supprimé.',
-            TextButton(
+      ],
-              onPressed: () => Navigator.of(ctx).pop(false),
-              child: const Text('Annuler'),
-            ),
-            FilledButton(
-              onPressed: () => Navigator.of(ctx).pop(true),
-              style: FilledButton.styleFrom(backgroundColor: Colors.red.shade700),
-              child: const Text('Supprimer'),
-            ),
-          ],
-        );
-      },
     );
 
-    if (confirmed != true) return;
+    if (!confirmed) return;
 
     setState(() {
       _isSubmitting = true;

frontend/lib/screens/administrateurs/creation/gestionnaires_create.dart

@@ -8,6 +8,8 @@ import 'package:p_tits_pas/models/user.dart';
 import 'package:p_tits_pas/services/auth_service.dart';
 import 'package:p_tits_pas/services/relais_service.dart';
 import 'package:p_tits_pas/services/user_service.dart';
+import 'package:p_tits_pas/utils/staff_deletion_rights.dart';
+import 'package:p_tits_pas/widgets/admin/common/suppression_confirm_dialog.dart';
 
 class AdminUserFormDialog extends StatefulWidget {
   final AppUser? initialUser;
@@ -43,6 +45,7 @@ class _AdminUserFormDialogState extends State<AdminUserFormDialog> {
   List<RelaisModel> _relais = [];
   String? _selectedRelaisId;
   String? _currentUserId;
+  String? _currentUserRole;
   bool get _isEditMode => widget.initialUser != null;
   bool get _isSuperAdminTarget =>
       (widget.initialUser?.role ?? '').toLowerCase() == 'super_admin';
@@ -50,7 +53,12 @@ class _AdminUserFormDialogState extends State<AdminUserFormDialog> {
       _isEditMode &&
       _currentUserId != null &&
       widget.initialUser!.id == _currentUserId;
-  bool get _canDeleteTarget => !_isSuperAdminTarget && !_isSelfTarget;
+  /// Gestionnaire : pas de delete staff. Admin+ seulement (#154 / #160).
+  bool get _canDeleteTarget {
+    if (!_isEditMode || widget.readOnly) return false;
+    if (_isSelfTarget || _isSuperAdminTarget) return false;
+    return canDeleteGestionnaire(_currentUserRole);
+  }
   bool get _isLockedAdminIdentity =>
       _isEditMode && widget.adminMode && _isSuperAdminTarget;
   String get _targetRoleKey {
@@ -125,6 +133,7 @@ class _AdminUserFormDialogState extends State<AdminUserFormDialog> {
     if (cached != null) {
       setState(() {
         _currentUserId = cached.id;
+        _currentUserRole = cached.role;
       });
       return;
     }
@@ -132,6 +141,7 @@ class _AdminUserFormDialogState extends State<AdminUserFormDialog> {
     if (!mounted || refreshed == null) return;
     setState(() {
       _currentUserId = refreshed.id;
+      _currentUserRole = refreshed.role;
     });
   }
 
@@ -378,30 +388,25 @@ class _AdminUserFormDialogState extends State<AdminUserFormDialog> {
     if (!_canDeleteTarget) return;
     if (!_isEditMode || _isSubmitting) return;
 
-    final confirmed = await showDialog<bool>(
+    final name = widget.initialUser!.fullName.isEmpty
-      context: context,
+        ? widget.initialUser!.email
-      builder: (ctx) {
+        : widget.initialUser!.fullName;
-        return AlertDialog(
+    final confirmed = await showSuppressionConfirmDialog(
-          title: const Text('Confirmer la suppression'),
+      context,
-          content: Text(
+      title: widget.adminMode
-            'Supprimer ${widget.initialUser!.fullName.isEmpty ? widget.initialUser!.email : widget.initialUser!.fullName} ?',
+          ? 'Supprimer l\'administrateur'
-          ),
+          : 'Supprimer le gestionnaire',
-          actions: [
+      people: [
-            TextButton(
+        widget.adminMode
-              onPressed: () => Navigator.of(ctx).pop(false),
+            ? SuppressionPersonLine.administrateur(name)
-              child: const Text('Annuler'),
+            : SuppressionPersonLine.gestionnaire(name),
-            ),
+      ],
-            FilledButton(
+      footnotes: const [
-              onPressed: () => Navigator.of(ctx).pop(true),
+        'Le compte sera définitivement supprimé.',
-              style: FilledButton.styleFrom(backgroundColor: Colors.red.shade700),
+      ],
-              child: const Text('Supprimer'),
-            ),
-          ],
-        );
-      },
     );
 
-    if (confirmed != true) return;
+    if (!confirmed) return;
 
     setState(() {
       _isSubmitting = true;

frontend/lib/screens/gestionnaire/gestionnaire_dashboard_screen.dart

@@ -62,7 +62,10 @@ class _GestionnaireDashboardScreenState extends State<GestionnaireDashboardScree
       body: Column(
         children: [
           Expanded(
-            child: UserManagementPanel(showAdministrateursTab: false),
+            child: UserManagementPanel(
+              showAdministrateursTab: false,
+              allowStaffAccountCreation: false,
+            ),
           ),
           const AppFooter(),
         ],

frontend/lib/services/user_service.dart

@@ -646,14 +646,93 @@ class UserService {
     return enrichEnfantParentNames(enfant);
   }
 
-  static Future<void> deleteEnfant(String enfantId) async {
+  /// DELETE /enfants/:id?deleteDossier= — ticket #159 / #160.
+  static Future<Map<String, dynamic>> deleteEnfant(
+    String enfantId, {
+    bool deleteDossier = false,
+  }) async {
+    final uri = Uri.parse(
+      '${ApiConfig.baseUrl}${ApiConfig.enfants}/$enfantId',
+    ).replace(
+      queryParameters: {
+        'deleteDossier': deleteDossier ? 'true' : 'false',
+      },
+    );
+    final response = await http.delete(uri, headers: await _headers());
+    if (response.statusCode != 200 && response.statusCode != 204) {
+      throw Exception(
+        _extractErrorMessage(response.body, 'Erreur suppression enfant'),
+      );
+    }
+    return _parseSuppressionBody(response.body);
+  }
+
+  /// DELETE /dossiers/:numeroDossier — ticket #159 / #160.
+  static Future<Map<String, dynamic>> deleteDossier(
+    String numeroDossier,
+  ) async {
+    final num = numeroDossier.trim();
+    if (num.isEmpty) {
+      throw Exception('Numéro de dossier manquant.');
+    }
+    final encoded = Uri.encodeComponent(num);
     final response = await http.delete(
-      Uri.parse('${ApiConfig.baseUrl}${ApiConfig.enfants}/$enfantId'),
+      Uri.parse('${ApiConfig.baseUrl}${ApiConfig.dossiers}/$encoded'),
       headers: await _headers(),
     );
     if (response.statusCode != 200 && response.statusCode != 204) {
-      throw Exception(_extractErrorMessage(response.body, 'Erreur suppression enfant'));
+      throw Exception(
+        _extractErrorMessage(response.body, 'Erreur suppression dossier'),
+      );
     }
+    return _parseSuppressionBody(response.body);
+  }
+
+  /// Liste unifiée GET /dossiers — flags `sans_enfant` (#159).
+  static Future<List<Map<String, dynamic>>> listDossiers({String? q}) async {
+    final uri = Uri.parse('${ApiConfig.baseUrl}${ApiConfig.dossiers}')
+        .replace(
+      queryParameters: (q != null && q.trim().isNotEmpty)
+          ? {'q': q.trim()}
+          : null,
+    );
+    final response = await http.get(uri, headers: await _headers());
+    if (response.statusCode != 200) {
+      throw Exception(
+        _extractErrorMessage(response.body, 'Erreur chargement dossiers'),
+      );
+    }
+    final decoded = jsonDecode(response.body);
+    if (decoded is! List) return const [];
+    return decoded
+        .whereType<Map>()
+        .map((e) => Map<String, dynamic>.from(e))
+        .toList();
+  }
+
+  /// Map `numero_dossier` → `sans_enfant` (familles uniquement).
+  static Future<Map<String, bool>> getSansEnfantByNumero() async {
+    final rows = await listDossiers();
+    final out = <String, bool>{};
+    for (final row in rows) {
+      final num = (row['numero_dossier'] ?? '').toString().trim();
+      if (num.isEmpty) continue;
+      final type = (row['type'] ?? '').toString().toLowerCase();
+      if (type != 'famille') continue;
+      out[num] = row['sans_enfant'] == true;
+    }
+    return out;
+  }
+
+  static Map<String, dynamic> _parseSuppressionBody(String body) {
+    if (body.trim().isEmpty) return <String, dynamic>{};
+    try {
+      final decoded = jsonDecode(body);
+      if (decoded is Map) {
+        return Map<String, dynamic>.from(decoded);
+      }
+    } catch (_) {}
+    return <String, dynamic>{};
   }
 
   /// AM dont la liste d'enfants actifs contient [enfantId] (API actuelle).
@@ -1224,22 +1303,18 @@ class UserService {
     return AppUser.fromJson(data);
   }
 
-  static Future<void> deleteUser(String userId) async {
+  /// DELETE /users/:id — cascades métier #159 / #160.
+  static Future<Map<String, dynamic>> deleteUser(String userId) async {
     final response = await http.delete(
       Uri.parse('${ApiConfig.baseUrl}${ApiConfig.users}/$userId'),
       headers: await _headers(),
     );
 
     if (response.statusCode != 200 && response.statusCode != 204) {
-      final decoded = jsonDecode(response.body);
+      throw Exception(
-      if (decoded is Map<String, dynamic>) {
+        _extractErrorMessage(response.body, 'Erreur suppression utilisateur'),
-        final message = decoded['message'];
+      );
-        if (message is List && message.isNotEmpty) {
-          throw Exception(message.join(' - '));
-        }
-        throw Exception(_toStr(message) ?? 'Erreur suppression utilisateur');
-      }
-      throw Exception('Erreur suppression utilisateur');
     }
+    return _parseSuppressionBody(response.body);
   }
 }

frontend/lib/utils/staff_deletion_rights.dart

@@ -0,0 +1,59 @@
+/// Création comptes staff (gestionnaire / admin) — ticket #161.
+bool canCreateStaffAccounts(String? role) {
+  final r = (role ?? '').trim().toLowerCase();
+  return r == 'administrateur' || r == 'super_admin';
+}
+
+/// Droits d’affichage poubelle — tickets #154 / #160.
+bool canDeleteMetier(String? role) {
+  final r = (role ?? '').trim().toLowerCase();
+  return r == 'gestionnaire' ||
+      r == 'administrateur' ||
+      r == 'super_admin';
+}
+
+bool canDeleteGestionnaire(String? role) {
+  final r = (role ?? '').trim().toLowerCase();
+  return r == 'administrateur' || r == 'super_admin';
+}
+
+bool canDeleteAdministrateur({
+  required String? currentRole,
+  required String? currentUserId,
+  required String targetUserId,
+  required String targetRole,
+  required int adminCount,
+}) {
+  final me = (currentRole ?? '').trim().toLowerCase();
+  if (me != 'administrateur' && me != 'super_admin') return false;
+  if (targetUserId.trim().isEmpty) return false;
+  if (currentUserId != null &&
+      currentUserId.trim() == targetUserId.trim()) {
+    return false;
+  }
+  final target = targetRole.trim().toLowerCase();
+  if (target == 'super_admin') return false;
+  if (adminCount <= 1 && me != 'super_admin') return false;
+  return true;
+}
+
+String? adminDeleteBlockedReason({
+  required String? currentRole,
+  required String? currentUserId,
+  required String targetUserId,
+  required String targetRole,
+  required int adminCount,
+}) {
+  if (currentUserId != null &&
+      currentUserId.trim() == targetUserId.trim()) {
+    return 'Vous ne pouvez pas supprimer votre propre compte.';
+  }
+  if (targetRole.trim().toLowerCase() == 'super_admin') {
+    return 'Le super administrateur ne peut pas être supprimé.';
+  }
+  if (adminCount <= 1 &&
+      (currentRole ?? '').trim().toLowerCase() != 'super_admin') {
+    return 'Seul un super administrateur peut supprimer le dernier administrateur.';
+  }
+  return null;
+}

frontend/lib/widgets/admin/admin_management_widget.dart

@@ -4,7 +4,9 @@ import 'package:p_tits_pas/utils/phone_utils.dart';
 import 'package:p_tits_pas/screens/administrateurs/creation/gestionnaires_create.dart';
 import 'package:p_tits_pas/services/auth_service.dart';
 import 'package:p_tits_pas/services/user_service.dart';
+import 'package:p_tits_pas/utils/staff_deletion_rights.dart';
 import 'package:p_tits_pas/widgets/admin/common/admin_user_card.dart';
+import 'package:p_tits_pas/widgets/admin/common/suppression_confirm_dialog.dart';
 import 'package:p_tits_pas/widgets/admin/common/user_list.dart';
 
 class AdminManagementWidget extends StatefulWidget {
@@ -24,6 +26,7 @@ class _AdminManagementWidgetState extends State<AdminManagementWidget> {
   String? _error;
   List<AppUser> _admins = [];
   String? _currentUserRole;
+  String? _currentUserId;
 
   @override
   void initState() {
@@ -62,6 +65,7 @@ class _AdminManagementWidgetState extends State<AdminManagementWidget> {
     if (cached != null) {
       setState(() {
         _currentUserRole = (cached.role).toLowerCase();
+        _currentUserId = cached.id;
       });
       return;
     }
@@ -69,6 +73,7 @@ class _AdminManagementWidgetState extends State<AdminManagementWidget> {
     if (!mounted || refreshed == null) return;
     setState(() {
       _currentUserRole = (refreshed.role).toLowerCase();
+      _currentUserId = refreshed.id;
     });
   }
 
@@ -79,6 +84,16 @@ class _AdminManagementWidgetState extends State<AdminManagementWidget> {
     return _currentUserRole == 'super_admin';
   }
 
+  bool _canDeleteAdmin(AppUser target) {
+    return canDeleteAdministrateur(
+      currentRole: _currentUserRole,
+      currentUserId: _currentUserId,
+      targetUserId: target.id,
+      targetRole: target.role,
+      adminCount: _admins.length,
+    );
+  }
+
   Future<void> _openAdminEditDialog(AppUser user) async {
     final canEdit = _canEditAdmin(user);
     final changed = await showDialog<bool>(
@@ -98,6 +113,56 @@ class _AdminManagementWidgetState extends State<AdminManagementWidget> {
     }
   }
 
+  Future<void> _confirmDelete(AppUser user) async {
+    final blocked = adminDeleteBlockedReason(
+      currentRole: _currentUserRole,
+      currentUserId: _currentUserId,
+      targetUserId: user.id,
+      targetRole: user.role,
+      adminCount: _admins.length,
+    );
+    if (blocked != null) {
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(content: Text(blocked)),
+      );
+      return;
+    }
+
+    final name = user.fullName.isNotEmpty ? user.fullName : user.email;
+    final isLast = _admins.length <= 1;
+    final confirmed = await showSuppressionConfirmDialog(
+      context,
+      title: 'Supprimer l\'administrateur',
+      people: [SuppressionPersonLine.administrateur(name)],
+      footnotes: [
+        if (isLast)
+          'Attention : c’est le dernier administrateur.',
+        'Le compte sera définitivement supprimé.',
+      ],
+    );
+    if (!confirmed || !mounted) return;
+
+    try {
+      final result = await UserService.deleteUser(user.id);
+      if (!mounted) return;
+      final msg =
+          (result['message'] ?? 'Administrateur supprimé.').toString();
+      ScaffoldMessenger.of(context).showSnackBar(SnackBar(content: Text(msg)));
+      await _loadAdmins();
+    } catch (e) {
+      if (!mounted) return;
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(
+          content: Text(
+            e is Exception
+                ? e.toString().replaceFirst('Exception: ', '')
+                : 'Erreur suppression',
+          ),
+        ),
+      );
+    }
+  }
+
   @override
   Widget build(BuildContext context) {
     final query = widget.searchQuery.toLowerCase();
@@ -117,6 +182,7 @@ class _AdminManagementWidgetState extends State<AdminManagementWidget> {
         final user = filteredAdmins[index];
         final isSuperAdmin = _isSuperAdmin(user);
         final canEdit = _canEditAdmin(user);
+        final canDelete = _canDeleteAdmin(user);
         return AdminUserCard(
           title: user.fullName,
           fallbackIcon: isSuperAdmin
@@ -148,6 +214,8 @@ class _AdminManagementWidgetState extends State<AdminManagementWidget> {
                 _openAdminEditDialog(user);
               },
             ),
+            if (canDelete)
+              suppressionIconButton(onPressed: () => _confirmDelete(user)),
           ],
         );
       },

frontend/lib/widgets/admin/assistante_maternelle_management_widget.dart

@@ -1,9 +1,13 @@
 import 'package:flutter/material.dart';
 import 'package:p_tits_pas/models/assistante_maternelle_model.dart';
+import 'package:p_tits_pas/models/dossier_list_item.dart';
 import 'package:p_tits_pas/utils/am_vigilance.dart';
+import 'package:p_tits_pas/services/auth_service.dart';
 import 'package:p_tits_pas/services/user_service.dart';
+import 'package:p_tits_pas/utils/staff_deletion_rights.dart';
 import 'package:p_tits_pas/widgets/admin/common/admin_am_edit_modal.dart';
 import 'package:p_tits_pas/widgets/admin/common/admin_user_card.dart';
+import 'package:p_tits_pas/widgets/admin/common/suppression_confirm_dialog.dart';
 import 'package:p_tits_pas/widgets/admin/common/user_list.dart';
 
 class AssistanteMaternelleManagementWidget extends StatefulWidget {
@@ -26,16 +30,24 @@ class _AssistanteMaternelleManagementWidgetState
   bool _isLoading = false;
   String? _error;
   List<AssistanteMaternelleModel> _assistantes = [];
+  bool _canDelete = false;
 
   @override
   void initState() {
     super.initState();
+    _loadRights();
     _loadAssistantes();
   }
 
   @override
   void dispose() => super.dispose();
 
+  Future<void> _loadRights() async {
+    final user = await AuthService.getCurrentUser();
+    if (!mounted) return;
+    setState(() => _canDelete = canDeleteMetier(user?.role));
+  }
+
   Future<void> _loadAssistantes() async {
     setState(() {
       _isLoading = true;
@@ -57,6 +69,46 @@ class _AssistanteMaternelleManagementWidgetState
     }
   }
 
+  Future<void> _confirmDelete(AssistanteMaternelleModel am) async {
+    final num = (am.user.numeroDossier ?? '').trim();
+    final name = formatDossierPersonLabel(
+      nom: am.user.nom,
+      prenom: am.user.prenom,
+      email: am.user.email,
+    );
+    final confirmed = await showSuppressionConfirmDialog(
+      context,
+      title: 'Supprimer l\'assistante maternelle',
+      subtitle: num.isEmpty ? null : 'Dossier $num',
+      people: [SuppressionPersonLine.am(name)],
+      footnotes: const [
+        'Le compte et le dossier AM seront supprimés.',
+        'Les enfants accueillis ne seront pas supprimés '
+            '(placements clos).',
+      ],
+    );
+    if (!confirmed || !mounted) return;
+
+    try {
+      final result = await UserService.deleteUser(am.user.id);
+      if (!mounted) return;
+      final msg = (result['message'] ?? 'AM supprimée.').toString();
+      ScaffoldMessenger.of(context).showSnackBar(SnackBar(content: Text(msg)));
+      await _loadAssistantes();
+    } catch (e) {
+      if (!mounted) return;
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(
+          content: Text(
+            e is Exception
+                ? e.toString().replaceFirst('Exception: ', '')
+                : 'Erreur suppression',
+          ),
+        ),
+      );
+    }
+  }
+
   @override
   Widget build(BuildContext context) {
     final query = widget.searchQuery.toLowerCase();
@@ -96,6 +148,10 @@ class _AssistanteMaternelleManagementWidgetState
                 _openAssistanteDetails(assistante);
               },
             ),
+            if (_canDelete)
+              suppressionIconButton(
+                onPressed: () => _confirmDelete(assistante),
+              ),
           ],
         );
       },

frontend/lib/widgets/admin/common/admin_am_edit_modal.dart

@@ -69,29 +69,6 @@ class _AdminAmEditModalState extends State<AdminAmEditModal>
   static const double _proTabHeight = 300;
   static const List<int> _photoProRowLayout = [2, 2, 2];
 
-  /// Hauteur onglet enfants : champs + titre + grille 2×2 (+ alerte places si besoin).
-  double _childrenTabHeight() {
-    const capacityFields = 72.0;
-    const titleSection = 40.0;
-    const inconsistencyExtra = 46.0;
-    var h = capacityFields +
-        titleSection +
-        AdminAmChildrenCapacityGrid.fixedHeight;
-    if (_placesInconsistent()) h += inconsistencyExtra;
-    return h + 4;
-  }
-
-  double _tabViewHeight(int index) {
-    switch (index) {
-      case 1:
-        return _proTabHeight;
-      case 2:
-        return _childrenTabHeight();
-      default:
-        return 292;
-    }
-  }
-
   @override
   void initState() {
     super.initState();
@@ -541,17 +518,15 @@ class _AdminAmEditModalState extends State<AdminAmEditModal>
 
 
   Widget _identityTab() {
-    return SingleChildScrollView(
+    return IdentityBlock.editable(
-      child: IdentityBlock.editable(
+      title: 'Identité et coordonnées',
-        title: 'Identité et coordonnées',
+      nomController: _nomCtrl,
-        nomController: _nomCtrl,
+      prenomController: _prenomCtrl,
-        prenomController: _prenomCtrl,
+      telephoneController: _telCtrl,
-        telephoneController: _telCtrl,
+      emailController: _emailCtrl,
-        emailController: _emailCtrl,
+      adresseController: _adresseCtrl,
-        adresseController: _adresseCtrl,
+      codePostalController: _cpCtrl,
-        codePostalController: _cpCtrl,
+      villeController: _villeCtrl,
-        villeController: _villeCtrl,
-      ),
     );
   }
 
@@ -610,7 +585,9 @@ class _AdminAmEditModalState extends State<AdminAmEditModal>
     return LayoutBuilder(
       builder: (context, c) {
         final maxRowW = c.maxWidth;
-        final maxRowH = c.maxHeight;
+        // Hauteur bornée : l’onglet pro a une hauteur fixe (photo ID).
+        final maxRowH =
+            c.maxHeight.isFinite ? c.maxHeight : _proTabHeight;
         final bodyH = maxRowH;
         final idealPhotoW = bodyH * AdminAmPhotoFrame.idPhotoAspectRatio + 16;
         final maxPhotoW = (maxRowW - _photoProGap - _proColumnMinWidth)
@@ -659,6 +636,18 @@ class _AdminAmEditModalState extends State<AdminAmEditModal>
     );
   }
 
+  /// Corps de l’onglet actif — hauteur naturelle (pas de TabBarView).
+  Widget _buildActiveTabBody() {
+    switch (_tabCtrl.index) {
+      case 1:
+        return SizedBox(height: _proTabHeight, child: _proTab());
+      case 2:
+        return _childrenTab();
+      default:
+        return _identityTab();
+    }
+  }
+
   Widget _childrenCapacityFields() {
     final inconsistent = _placesInconsistent();
     return Column(
@@ -867,15 +856,13 @@ class _AdminAmEditModalState extends State<AdminAmEditModal>
             const Divider(height: 1),
             Padding(
               padding: const EdgeInsets.fromLTRB(20, 12, 20, 0),
-              child: SizedBox(
+              child: AnimatedSize(
-                height: _tabViewHeight(_tabCtrl.index),
+                duration: const Duration(milliseconds: 180),
-                child: TabBarView(
+                curve: Curves.easeInOut,
-                  controller: _tabCtrl,
+                alignment: Alignment.topCenter,
-                  children: [
+                child: KeyedSubtree(
-                    _identityTab(),
+                  key: ValueKey<int>(_tabCtrl.index),
-                    _proTab(),
+                  child: _buildActiveTabBody(),
-                    _childrenTab(),
-                  ],
                 ),
               ),
             ),

frontend/lib/widgets/admin/common/admin_child_detail_modal.dart

@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:image_picker/image_picker.dart';
 import 'package:p_tits_pas/models/assistante_maternelle_model.dart';
+import 'package:p_tits_pas/models/dossier_list_item.dart';
 import 'package:p_tits_pas/models/enfant_admin_model.dart';
 import 'package:p_tits_pas/services/api/api_config.dart';
 import 'package:p_tits_pas/services/auth_service.dart';
@@ -9,11 +10,13 @@ import 'package:p_tits_pas/services/user_service.dart';
 import 'package:p_tits_pas/utils/date_display_utils.dart';
 import 'package:p_tits_pas/utils/enfant_status_utils.dart';
 import 'package:p_tits_pas/utils/name_format_utils.dart';
+import 'package:p_tits_pas/utils/staff_deletion_rights.dart';
 import 'package:p_tits_pas/widgets/admin/common/admin_am_edit_modal.dart';
 import 'package:p_tits_pas/widgets/admin/common/admin_am_photo_frame.dart';
 import 'package:p_tits_pas/widgets/admin/common/admin_parent_edit_modal.dart';
 import 'package:p_tits_pas/widgets/admin/common/admin_select_am_modal.dart';
 import 'package:p_tits_pas/widgets/admin/common/admin_select_famille_modal.dart';
+import 'package:p_tits_pas/widgets/admin/common/suppression_confirm_dialog.dart';
 import 'package:p_tits_pas/widgets/admin/common/validation_detail_section.dart';
 import 'package:p_tits_pas/widgets/admin/validation_modal_theme.dart';
 import 'package:p_tits_pas/widgets/common/auth_network_image.dart';
@@ -97,8 +100,7 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {
       _isUnborn ? 'Date prévisionnelle' : 'Date de naissance';
 
   bool get _canDelete =>
-      !widget.isCreating &&
+      !widget.isCreating && canDeleteMetier(_currentUserRole);
-      (_currentUserRole ?? '').toLowerCase() == 'super_admin';
 
   bool get _busy => _saving || _deleting;
 
@@ -506,37 +508,99 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {
     if (!_canDelete || _deleting) return;
 
     final name = _headerTitle();
-    final confirmed = await showDialog<bool>(
+    final enfant = widget.enfant;
-      context: context,
+    if (enfant == null) return;
-      builder: (ctx) => AlertDialog(
+
-        title: const Text('Supprimer l\'enfant'),
+    bool deleteDossierFlag = false;
-        content: Text(
+    String? numero;
-          'Supprimer définitivement la fiche de $name ?\n'
+    String familleLabel = '';
-          'Cette action est irréversible.',
+    bool isLast = false;
+
+    String? amLabel;
+    final linked = _linkedAm;
+    if (linked != null) {
+      final label = formatDossierPersonLabel(
+        nom: linked.user.nom,
+        prenom: linked.user.prenom,
+        email: linked.user.email,
+      );
+      if (label.isNotEmpty) amLabel = label;
+    } else {
+      try {
+        final am = await UserService.findAmForEnfant(enfant.id);
+        if (am != null) {
+          final label = formatDossierPersonLabel(
+            nom: am.user.nom,
+            prenom: am.user.prenom,
+            email: am.user.email,
+          );
+          if (label.isNotEmpty) amLabel = label;
+        }
+      } catch (_) {}
+    }
+
+    final parentId = enfant.parentLinks
+        .map((l) => l.parentId.trim())
+        .firstWhere((id) => id.isNotEmpty, orElse: () => '');
+    if (parentId.isNotEmpty) {
+      try {
+        final parent = await UserService.getParent(parentId);
+        final num = (parent.user.numeroDossier ?? '').trim();
+        numero = num;
+        familleLabel = parent.user.fullName.isNotEmpty
+            ? parent.user.fullName
+            : parent.user.email;
+        if (num.isNotEmpty) {
+          final dossier = await UserService.getDossier(num);
+          if (dossier.isFamily) {
+            isLast = dossier.asFamily.enfants.length <= 1;
+            final names = dossier.asFamily.parents
+                .map((p) => formatDossierPersonLabel(
+                      nom: p.nom,
+                      prenom: p.prenom,
+                      email: p.email,
+                    ))
+                .where((s) => s.isNotEmpty)
+                .join(' - ');
+            if (names.isNotEmpty) familleLabel = names;
+          }
+        }
+      } catch (_) {}
+    }
+
+    if (!mounted) return;
+
+    if (isLast && (numero ?? '').isNotEmpty) {
+      final choice = await showDernierEnfantSuppressionDialog(
+        context,
+        enfantName: name,
+        familleLabel: familleLabel,
+        numeroDossier: numero!,
+        amLabel: amLabel,
+      );
+      if (choice == null || !mounted) return;
+      deleteDossierFlag =
+          choice == DernierEnfantSuppressionChoice.dossierAussi;
+    } else {
+      final confirmed = await showSuppressionConfirmDialog(
+        context,
+        title: 'Supprimer l\'enfant',
+        subtitle: (numero ?? '').isEmpty ? null : 'Dossier $numero',
+        people: [SuppressionPersonLine.enfant(name)],
+        footnotes: enfantSuppressionFootnotes(
+          numeroDossier: numero,
+          familleLabel: familleLabel,
+          amLabel: amLabel,
         ),
-        actions: [
+      );
-          TextButton(
+      if (!confirmed || !mounted) return;
-            onPressed: () => Navigator.pop(ctx, false),
+    }
-            child: const Text('Annuler'),
-          ),
-          ElevatedButton(
-            onPressed: () => Navigator.pop(ctx, true),
-            style: ElevatedButton.styleFrom(
-              backgroundColor: Colors.red.shade700,
-              foregroundColor: Colors.white,
-            ),
-            child: const Text('Supprimer'),
-          ),
-        ],
-      ),
-    );
-    if (confirmed != true || !mounted) return;
 
     setState(() => _deleting = true);
     try {
       final id = widget.enfant?.id;
       if (id == null || id.isEmpty) return;
-      await UserService.deleteEnfant(id);
+      await UserService.deleteEnfant(id, deleteDossier: deleteDossierFlag);
       if (!mounted) return;
       widget.onDeleted?.call();
       widget.onSaved?.call();
@@ -548,7 +612,13 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {
       if (!mounted) return;
       setState(() => _deleting = false);
       ScaffoldMessenger.of(context).showSnackBar(
-        SnackBar(content: Text(e.toString().replaceFirst('Exception: ', ''))),
+        SnackBar(
+          content: Text(
+            e is Exception
+                ? e.toString().replaceFirst('Exception: ', '')
+                : 'Erreur suppression',
+          ),
+        ),
       );
     }
   }

frontend/lib/widgets/admin/common/suppression_confirm_dialog.dart

@@ -0,0 +1,467 @@
+import 'package:flutter/material.dart';
+import 'package:p_tits_pas/models/dossier_list_item.dart';
+
+/// Choix pour le dernier enfant d’un dossier famille (#160).
+enum DernierEnfantSuppressionChoice {
+  enfantSeul,
+  dossierAussi,
+}
+
+/// Ligne d’impact (une personne / une fiche).
+class SuppressionPersonLine {
+  final String label;
+  final IconData icon;
+  final String? role;
+
+  const SuppressionPersonLine({
+    required this.label,
+    this.icon = Icons.person_outline,
+    this.role,
+  });
+
+  factory SuppressionPersonLine.parent(String label) => SuppressionPersonLine(
+        label: label,
+        icon: Icons.supervisor_account_outlined,
+        role: 'Parent',
+      );
+
+  factory SuppressionPersonLine.enfant(String label) => SuppressionPersonLine(
+        label: label,
+        icon: Icons.child_care_outlined,
+        role: 'Enfant',
+      );
+
+  factory SuppressionPersonLine.am(String label) => SuppressionPersonLine(
+        label: label,
+        icon: Icons.face,
+        role: 'AM',
+      );
+
+  factory SuppressionPersonLine.gestionnaire(String label) =>
+      SuppressionPersonLine(
+        label: label,
+        icon: Icons.assignment_ind_outlined,
+        role: 'Gestionnaire',
+      );
+
+  factory SuppressionPersonLine.administrateur(String label) =>
+      SuppressionPersonLine(
+        label: label,
+        icon: Icons.manage_accounts_outlined,
+        role: 'Admin',
+      );
+
+  factory SuppressionPersonLine.relais(String label) => SuppressionPersonLine(
+        label: label,
+        icon: Icons.apartment_outlined,
+        role: 'Relais',
+      );
+}
+
+/// Widget unique pour toutes les boîtes de confirmation de suppression (#160).
+class SuppressionConfirmDialog extends StatelessWidget {
+  final String title;
+  final String? subtitle;
+  final String? message;
+  final List<SuppressionPersonLine> people;
+  final List<String> footnotes;
+  final List<Widget> actions;
+
+  const SuppressionConfirmDialog({
+    super.key,
+    required this.title,
+    this.subtitle,
+    this.message,
+    this.people = const [],
+    this.footnotes = const [],
+    required this.actions,
+  });
+
+  /// Variante oui/non standard (Annuler / Supprimer).
+  static SuppressionConfirmDialog yesNo({
+    required String title,
+    String? subtitle,
+    String? message,
+    List<SuppressionPersonLine> people = const [],
+    List<String> footnotes = const [],
+    String confirmLabel = 'Supprimer',
+    required VoidCallback onCancel,
+    required VoidCallback onConfirm,
+  }) {
+    return SuppressionConfirmDialog(
+      title: title,
+      subtitle: subtitle,
+      message: message,
+      people: people,
+      footnotes: footnotes,
+      actions: [
+        TextButton(onPressed: onCancel, child: const Text('Annuler')),
+        FilledButton(
+          onPressed: onConfirm,
+          style: _dangerButtonStyle,
+          child: Text(confirmLabel),
+        ),
+      ],
+    );
+  }
+
+  static ButtonStyle get _dangerButtonStyle => FilledButton.styleFrom(
+        backgroundColor: Colors.red.shade700,
+        foregroundColor: Colors.white,
+        padding: const EdgeInsets.symmetric(horizontal: 18, vertical: 10),
+        shape: RoundedRectangleBorder(
+          borderRadius: BorderRadius.circular(20),
+        ),
+      );
+
+  @override
+  Widget build(BuildContext context) {
+    final theme = Theme.of(context);
+    return AlertDialog(
+      backgroundColor: const Color(0xFFF7F2FB),
+      shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(16)),
+      titlePadding: const EdgeInsets.fromLTRB(24, 20, 24, 0),
+      contentPadding: const EdgeInsets.fromLTRB(24, 12, 24, 8),
+      actionsPadding: const EdgeInsets.fromLTRB(16, 4, 16, 14),
+      title: Row(
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: [
+          Container(
+            width: 40,
+            height: 40,
+            decoration: BoxDecoration(
+              color: Colors.red.shade50,
+              borderRadius: BorderRadius.circular(12),
+            ),
+            child: Icon(
+              Icons.delete_outline,
+              color: Colors.red.shade700,
+              size: 22,
+            ),
+          ),
+          const SizedBox(width: 12),
+          Expanded(
+            child: Column(
+              crossAxisAlignment: CrossAxisAlignment.start,
+              children: [
+                Text(
+                  title,
+                  style: theme.textTheme.titleLarge?.copyWith(
+                    fontWeight: FontWeight.w700,
+                    color: const Color(0xFF2F2F2F),
+                    fontSize: 20,
+                  ),
+                ),
+                if ((subtitle ?? '').trim().isNotEmpty) ...[
+                  const SizedBox(height: 4),
+                  Text(
+                    subtitle!.trim(),
+                    style: theme.textTheme.bodyMedium?.copyWith(
+                      color: const Color(0xFF6D4EA1),
+                      fontWeight: FontWeight.w600,
+                    ),
+                  ),
+                ],
+              ],
+            ),
+          ),
+        ],
+      ),
+      content: SizedBox(
+        width: 420,
+        child: Column(
+          mainAxisSize: MainAxisSize.min,
+          crossAxisAlignment: CrossAxisAlignment.stretch,
+          children: [
+            if ((message ?? '').trim().isNotEmpty) ...[
+              Text(
+                message!.trim(),
+                style: theme.textTheme.bodyMedium?.copyWith(
+                  color: Colors.black87,
+                  height: 1.35,
+                ),
+              ),
+              if (people.isNotEmpty || footnotes.isNotEmpty)
+                const SizedBox(height: 12),
+            ],
+            if (people.isNotEmpty) ...[
+              Container(
+                decoration: BoxDecoration(
+                  color: Colors.white.withValues(alpha: 0.9),
+                  borderRadius: BorderRadius.circular(12),
+                  border: Border.all(color: const Color(0xFFE5D8F2)),
+                ),
+                padding: const EdgeInsets.symmetric(vertical: 4),
+                child: Column(
+                  children: [
+                    for (var i = 0; i < people.length; i++) ...[
+                      if (i > 0)
+                        Divider(
+                          height: 1,
+                          indent: 44,
+                          endIndent: 12,
+                          color: Colors.grey.shade200,
+                        ),
+                      _SuppressionPersonRow(line: people[i]),
+                    ],
+                  ],
+                ),
+              ),
+              if (footnotes.isNotEmpty) const SizedBox(height: 12),
+            ],
+            for (final note in footnotes)
+              Padding(
+                padding: const EdgeInsets.only(bottom: 6),
+                child: Row(
+                  crossAxisAlignment: CrossAxisAlignment.start,
+                  children: [
+                    Padding(
+                      padding: const EdgeInsets.only(top: 2),
+                      child: Icon(
+                        Icons.info_outline,
+                        size: 16,
+                        color: Colors.orange.shade800,
+                      ),
+                    ),
+                    const SizedBox(width: 8),
+                    Expanded(
+                      child: Text(
+                        note,
+                        style: theme.textTheme.bodySmall?.copyWith(
+                          color: Colors.black54,
+                          height: 1.35,
+                        ),
+                      ),
+                    ),
+                  ],
+                ),
+              ),
+          ],
+        ),
+      ),
+      actions: actions,
+    );
+  }
+}
+
+class _SuppressionPersonRow extends StatelessWidget {
+  final SuppressionPersonLine line;
+
+  const _SuppressionPersonRow({required this.line});
+
+  @override
+  Widget build(BuildContext context) {
+    return Padding(
+      padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 8),
+      child: Row(
+        children: [
+          Icon(line.icon, size: 18, color: const Color(0xFF6D4EA1)),
+          const SizedBox(width: 10),
+          Expanded(
+            child: Text(
+              line.label,
+              style: const TextStyle(
+                fontWeight: FontWeight.w600,
+                fontSize: 14,
+                color: Color(0xFF2F2F2F),
+              ),
+              maxLines: 1,
+              overflow: TextOverflow.ellipsis,
+            ),
+          ),
+          if ((line.role ?? '').trim().isNotEmpty) ...[
+            const SizedBox(width: 8),
+            Container(
+              padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 2),
+              decoration: BoxDecoration(
+                color: const Color(0xFFEDE5FA),
+                borderRadius: BorderRadius.circular(10),
+              ),
+              child: Text(
+                line.role!.trim(),
+                style: const TextStyle(
+                  fontSize: 11,
+                  fontWeight: FontWeight.w600,
+                  color: Color(0xFF6D4EA1),
+                ),
+              ),
+            ),
+          ],
+        ],
+      ),
+    );
+  }
+}
+
+/// Affiche [SuppressionConfirmDialog] et renvoie `true` si confirmé.
+Future<bool> showSuppressionConfirmDialog(
+  BuildContext context, {
+  required String title,
+  String? subtitle,
+  String? message,
+  List<SuppressionPersonLine> people = const [],
+  List<String> footnotes = const [],
+  String confirmLabel = 'Supprimer',
+}) async {
+  final result = await showDialog<bool>(
+    context: context,
+    builder: (ctx) => SuppressionConfirmDialog.yesNo(
+      title: title,
+      subtitle: subtitle,
+      message: message,
+      people: people,
+      footnotes: footnotes,
+      confirmLabel: confirmLabel,
+      onCancel: () => Navigator.of(ctx).pop(false),
+      onConfirm: () => Navigator.of(ctx).pop(true),
+    ),
+  );
+  return result == true;
+}
+
+/// Confirmation delete dossier famille / AM avec liste nominative.
+Future<bool> showDossierSuppressionConfirmDialog(
+  BuildContext context, {
+  required String numeroDossier,
+  required bool isFamille,
+  required List<SuppressionPersonLine> people,
+  String? fallbackSummary,
+}) {
+  final num = numeroDossier.trim();
+  if (isFamille) {
+    return showSuppressionConfirmDialog(
+      context,
+      title: 'Supprimer le dossier',
+      subtitle: 'Dossier famille $num',
+      people: people,
+      footnotes: people.isEmpty && (fallbackSummary ?? '').isNotEmpty
+          ? [fallbackSummary!]
+          : const [
+              'Tous les comptes et fiches listés seront définitivement '
+                  'supprimés.',
+              'Les placements AM des enfants seront clos.',
+            ],
+    );
+  }
+  return showSuppressionConfirmDialog(
+    context,
+    title: 'Supprimer le dossier',
+    subtitle: 'Dossier AM $num',
+    people: people,
+    footnotes: const [
+      'Le compte et le dossier AM seront supprimés.',
+      'Les enfants accueillis ne seront pas supprimés '
+          '(placements clos).',
+    ],
+  );
+}
+
+/// Dialog dernier enfant : deux actions métier.
+Future<DernierEnfantSuppressionChoice?> showDernierEnfantSuppressionDialog(
+  BuildContext context, {
+  required String enfantName,
+  required String familleLabel,
+  required String numeroDossier,
+  String? amLabel,
+}) {
+  final am = (amLabel ?? '').trim();
+  return showDialog<DernierEnfantSuppressionChoice>(
+    context: context,
+    builder: (ctx) => SuppressionConfirmDialog(
+      title: 'Dernier enfant du dossier',
+      subtitle: 'Dossier $numeroDossier'
+          '${familleLabel.isEmpty ? '' : ' · $familleLabel'}',
+      people: [SuppressionPersonLine.enfant(enfantName)],
+      footnotes: [
+        '« Enfant seulement » : le dossier reste sans enfant.',
+        '« Dossier aussi » : parents et dossier sont également '
+            'supprimés.',
+        if (am.isNotEmpty) 'Le placement chez $am sera clos.',
+      ],
+      actions: [
+        TextButton(
+          onPressed: () => Navigator.of(ctx).pop(),
+          child: const Text('Annuler'),
+        ),
+        OutlinedButton(
+          onPressed: () => Navigator.of(ctx).pop(
+            DernierEnfantSuppressionChoice.enfantSeul,
+          ),
+          child: const Text('Enfant seulement'),
+        ),
+        FilledButton(
+          onPressed: () => Navigator.of(ctx).pop(
+            DernierEnfantSuppressionChoice.dossierAussi,
+          ),
+          style: SuppressionConfirmDialog._dangerButtonStyle,
+          child: const Text('Dossier aussi'),
+        ),
+      ],
+    ),
+  );
+}
+
+/// Notes d’impact pour suppression d’un enfant (AM optionnelle).
+List<String> enfantSuppressionFootnotes({
+  required String? numeroDossier,
+  required String familleLabel,
+  String? amLabel,
+}) {
+  final notes = <String>[];
+  final num = (numeroDossier ?? '').trim();
+  final famille = familleLabel.trim();
+  final am = (amLabel ?? '').trim();
+  if (num.isEmpty) {
+    notes.add('Supprimer définitivement cette fiche enfant.');
+  } else {
+    notes.add(
+      'L’enfant sera retiré du dossier de '
+      '${famille.isEmpty ? 'la famille' : famille}.',
+    );
+  }
+  if (am.isNotEmpty) {
+    notes.add('Le placement chez $am sera clos.');
+  }
+  return notes;
+}
+
+/// Bouton poubelle compact pour les cartes liste.
+Widget suppressionIconButton({
+  required VoidCallback? onPressed,
+  String tooltip = 'Supprimer',
+}) {
+  return IconButton(
+    icon: Icon(Icons.delete_outline, color: Colors.red.shade700),
+    tooltip: tooltip,
+    onPressed: onPressed,
+  );
+}
+
+/// Construit les lignes parents / enfants depuis un dossier unifié.
+List<SuppressionPersonLine> suppressionPeopleFromDossier({
+  required bool isFamille,
+  required List<({String nom, String prenom, String email})> parents,
+  required List<({String nom, String prenom})> enfants,
+  String? amName,
+}) {
+  final lines = <SuppressionPersonLine>[];
+  if (isFamille) {
+    for (final p in parents) {
+      final label = formatDossierPersonLabel(
+        nom: p.nom,
+        prenom: p.prenom,
+        email: p.email,
+      );
+      if (label.isEmpty) continue;
+      lines.add(SuppressionPersonLine.parent(label));
+    }
+    for (final e in enfants) {
+      final label = formatDossierPersonLabel(nom: e.nom, prenom: e.prenom);
+      if (label.isEmpty) continue;
+      lines.add(SuppressionPersonLine.enfant(label));
+    }
+  } else if ((amName ?? '').trim().isNotEmpty) {
+    lines.add(SuppressionPersonLine.am(amName!.trim()));
+  }
+  return lines;
+}

frontend/lib/widgets/admin/dossier_list_card.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:p_tits_pas/widgets/admin/common/admin_user_card.dart';
+import 'package:p_tits_pas/widgets/admin/common/suppression_confirm_dialog.dart';
 
 /// Carte dossier unifiée (#153) — fond neutre, accent couleur sur l’icône.
 class DossierListCard extends StatelessWidget {
@@ -9,6 +10,12 @@ class DossierListCard extends StatelessWidget {
   final VoidCallback onOpen;
   /// Photo AM (si absente → icône fallback).
   final String? photoUrl;
+  final VoidCallback? onDelete;
+  /// Warning vigilance (ex. dossier sans enfant #160).
+  final String? vigilanceTooltip;
+  /// Nombre d’enfants (famille) — affiché à côté des noms.
+  final int? enfantsCount;
+  final bool sansEnfant;
 
   /// Lavande — Famille / Parents.
   static const Color familleAccent = Color(0xFFB289C9);
@@ -23,6 +30,10 @@ class DossierListCard extends StatelessWidget {
     required this.isFamille,
     required this.onOpen,
     this.photoUrl,
+    this.onDelete,
+    this.vigilanceTooltip,
+    this.enfantsCount,
+    this.sansEnfant = false,
   });
 
   @override
@@ -31,23 +42,41 @@ class DossierListCard extends StatelessWidget {
     final num = numeroDossier.trim().isEmpty ? '–' : numeroDossier.trim();
     final names = namesLine.trim();
     final avatar = (photoUrl ?? '').trim();
+    final emptyKids = isFamille && (sansEnfant || enfantsCount == 0);
+    final count = enfantsCount;
+    final countLabel = (!isFamille || count == null)
+        ? null
+        : (count <= 1 ? '$count enfant' : '$count enfants');
+
+    final subtitle = <String>[
+      if (names.isNotEmpty) names,
+      if (emptyKids) 'Sans enfant',
+      if (!emptyKids && countLabel != null) countLabel,
+    ];
 
     return AdminUserCard(
       title: num,
-      subtitleLines: names.isEmpty ? const [] : [names],
+      subtitleLines: subtitle,
       avatarUrl: !isFamille && avatar.isNotEmpty ? avatar : null,
       fallbackIcon:
           isFamille ? Icons.family_restroom_outlined : Icons.face,
       // N° = titre neutre (comme Parents / AM) ; accent = icône seule.
       avatarIconColor: accent,
-      infoColor: Colors.black87,
+      infoColor: emptyKids ? Colors.red.shade700 : Colors.black87,
       onCardTap: onOpen,
+      vigilanceTooltip: emptyKids
+          ? (vigilanceTooltip ??
+              'Aucun enfant rattaché à ce dossier famille')
+          : vigilanceTooltip,
+      borderColor: emptyKids ? Colors.red.shade300 : null,
       actions: [
         IconButton(
           tooltip: 'Ouvrir',
           icon: Icon(Icons.open_in_new, size: 20, color: accent),
           onPressed: onOpen,
         ),
+        if (onDelete != null)
+          suppressionIconButton(onPressed: onDelete),
       ],
     );
   }

frontend/lib/widgets/admin/dossiers_management_widget.dart

@@ -1,8 +1,11 @@
 import 'package:flutter/material.dart';
 import 'package:p_tits_pas/models/dossier_list_item.dart';
+import 'package:p_tits_pas/services/auth_service.dart';
 import 'package:p_tits_pas/services/user_service.dart';
+import 'package:p_tits_pas/utils/staff_deletion_rights.dart';
 import 'package:p_tits_pas/widgets/admin/dossier_list_card.dart';
 import 'package:p_tits_pas/widgets/admin/pending_validation_widget.dart';
+import 'package:p_tits_pas/widgets/admin/common/suppression_confirm_dialog.dart';
 import 'package:p_tits_pas/widgets/admin/validation_dossier_modal.dart';
 
 /// Onglet permanent « Dossiers » (#153) : pending en haut + liste unifiée en bas.
@@ -27,13 +30,21 @@ class _DossiersManagementWidgetState extends State<DossiersManagementWidget> {
   List<DossierListItem> _all = [];
   Set<String> _pendingNumeros = {};
   int _pendingRefreshTick = 0;
+  bool _canDelete = false;
 
   @override
   void initState() {
     super.initState();
+    _loadRights();
     _loadAll();
   }
 
+  Future<void> _loadRights() async {
+    final user = await AuthService.getCurrentUser();
+    if (!mounted) return;
+    setState(() => _canDelete = canDeleteMetier(user?.role));
+  }
+
   Future<void> _loadAll() async {
     setState(() {
       _loading = true;
@@ -42,12 +53,29 @@ class _DossiersManagementWidgetState extends State<DossiersManagementWidget> {
     try {
       final parents = await UserService.getParents();
       final ams = await UserService.getAssistantesMaternelles();
+      Map<String, bool> sansEnfant = {};
+      try {
+        sansEnfant = await UserService.getSansEnfantByNumero();
+      } catch (_) {
+        // Flag optionnel : ne bloque pas la liste.
+      }
       if (!mounted) return;
       final items = <DossierListItem>[
         ...DossierListItem.fromParents(parents),
         ...DossierListItem.fromAssistantes(ams),
-      ];
+      ].map((item) {
+        if (!item.isFamille) return item;
+        final apiFlag = sansEnfant[item.numeroDossier] == true;
+        final localEmpty = (item.enfantsCount ?? 0) == 0;
+        return item.copyWith(
+          sansEnfant: apiFlag || localEmpty || item.sansEnfant,
+        );
+      }).toList();
       items.sort((a, b) {
+        // Dossiers sans enfant en tête (#160), comme orphelins #157.
+        final ae = a.sansEnfant ? 0 : 1;
+        final be = b.sansEnfant ? 0 : 1;
+        if (ae != be) return ae.compareTo(be);
         final byNum = a.numeroDossier.compareTo(b.numeroDossier);
         if (byNum != 0) return byNum;
         return a.typeLabel.compareTo(b.typeLabel);
@@ -95,6 +123,95 @@ class _DossiersManagementWidgetState extends State<DossiersManagementWidget> {
     );
   }
 
+  Future<void> _confirmDeleteDossier(DossierListItem item) async {
+    final num = item.numeroDossier.trim();
+    if (num.isEmpty) return;
+
+    var people = <SuppressionPersonLine>[];
+    String? fallbackSummary;
+    try {
+      final dossier = await UserService.getDossier(num);
+      if (dossier.isFamily) {
+        final f = dossier.asFamily;
+        people = suppressionPeopleFromDossier(
+          isFamille: true,
+          parents: f.parents
+              .map((p) => (
+                    nom: p.nom ?? '',
+                    prenom: p.prenom ?? '',
+                    email: p.email,
+                  ))
+              .toList(),
+          enfants: f.enfants
+              .map((e) => (
+                    nom: e.lastName ?? '',
+                    prenom: e.firstName ?? '',
+                  ))
+              .toList(),
+        );
+      } else {
+        final am = dossier.asAm.user;
+        people = suppressionPeopleFromDossier(
+          isFamille: false,
+          parents: const [],
+          enfants: const [],
+          amName: formatDossierPersonLabel(
+            nom: am.nom,
+            prenom: am.prenom,
+            email: am.email,
+          ),
+        );
+      }
+    } catch (_) {
+      fallbackSummary = item.isFamille
+          ? 'Tous les parents et enfants rattachés seront supprimés.'
+          : 'Le compte AM sera supprimé ; les enfants accueillis '
+              'seront conservés.';
+      if (item.namesLine.trim().isNotEmpty) {
+        for (final part in item.namesLine.split(' - ')) {
+          final label = part.trim();
+          if (label.isEmpty) continue;
+          people.add(SuppressionPersonLine(
+            label: label,
+            icon: item.isFamille
+                ? Icons.supervisor_account_outlined
+                : Icons.face,
+            role: item.isFamille ? 'Parent' : 'AM',
+          ));
+        }
+      }
+    }
+
+    if (!mounted) return;
+    final confirmed = await showDossierSuppressionConfirmDialog(
+      context,
+      numeroDossier: num,
+      isFamille: item.isFamille,
+      people: people,
+      fallbackSummary: fallbackSummary,
+    );
+    if (!confirmed || !mounted) return;
+
+    try {
+      final result = await UserService.deleteDossier(num);
+      if (!mounted) return;
+      final msg = (result['message'] ?? 'Dossier supprimé.').toString();
+      ScaffoldMessenger.of(context).showSnackBar(SnackBar(content: Text(msg)));
+      await _refreshEverything();
+    } catch (e) {
+      if (!mounted) return;
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(
+          content: Text(
+            e is Exception
+                ? e.toString().replaceFirst('Exception: ', '')
+                : 'Erreur suppression',
+          ),
+        ),
+      );
+    }
+  }
+
   @override
   Widget build(BuildContext context) {
     final query = widget.searchQuery;
@@ -115,6 +232,7 @@ class _DossiersManagementWidgetState extends State<DossiersManagementWidget> {
               key: ValueKey('pending-$_pendingRefreshTick'),
               searchQuery: query,
               compactWhenEmpty: true,
+              canDelete: _canDelete,
               onPendingNumerosChanged: (nums) {
                 if (!mounted) return;
                 setState(() => _pendingNumeros = nums);
@@ -189,7 +307,15 @@ class _DossiersManagementWidgetState extends State<DossiersManagementWidget> {
                       namesLine: item.namesLine,
                       isFamille: item.isFamille,
                       photoUrl: item.photoUrl,
+                      sansEnfant: item.sansEnfant,
+                      enfantsCount: item.enfantsCount,
+                      vigilanceTooltip: item.sansEnfant
+                          ? 'Aucun enfant rattaché à ce dossier famille'
+                          : null,
                       onOpen: () => _openDossier(item.numeroDossier),
+                      onDelete: _canDelete
+                          ? () => _confirmDeleteDossier(item)
+                          : null,
                     );
                   },
                   childCount: filtered.length,

frontend/lib/widgets/admin/enfant_management_widget.dart

@@ -1,9 +1,13 @@
 import 'package:flutter/material.dart';
+import 'package:p_tits_pas/models/dossier_list_item.dart';
 import 'package:p_tits_pas/utils/enfant_status_utils.dart';
 import 'package:p_tits_pas/models/enfant_admin_model.dart';
+import 'package:p_tits_pas/services/auth_service.dart';
 import 'package:p_tits_pas/services/user_service.dart';
+import 'package:p_tits_pas/utils/staff_deletion_rights.dart';
 import 'package:p_tits_pas/widgets/admin/common/admin_child_detail_modal.dart';
 import 'package:p_tits_pas/widgets/admin/common/admin_enfant_user_card.dart';
+import 'package:p_tits_pas/widgets/admin/common/suppression_confirm_dialog.dart';
 import 'package:p_tits_pas/widgets/admin/common/user_list.dart';
 
 /// Onglet liste globale des enfants (doc 28 §6.2, ticket #137).
@@ -25,13 +29,21 @@ class _EnfantManagementWidgetState extends State<EnfantManagementWidget> {
   bool _isLoading = false;
   String? _error;
   List<EnfantAdminModel> _enfants = [];
+  bool _canDelete = false;
 
   @override
   void initState() {
     super.initState();
+    _loadRights();
     _loadEnfants();
   }
 
+  Future<void> _loadRights() async {
+    final user = await AuthService.getCurrentUser();
+    if (!mounted) return;
+    setState(() => _canDelete = canDeleteMetier(user?.role));
+  }
+
   Future<void> _loadEnfants() async {
     setState(() {
       _isLoading = true;
@@ -59,10 +71,133 @@ class _EnfantManagementWidgetState extends State<EnfantManagementWidget> {
       builder: (ctx) => AdminChildDetailModal(
         enfant: enfant,
         onSaved: _loadEnfants,
+        onDeleted: _loadEnfants,
       ),
     );
   }
 
+  Future<({String? numero, String famille, bool isLast, String? amLabel})>
+      _resolveContext(
+    EnfantAdminModel enfant,
+  ) async {
+    String? amLabel;
+    try {
+      final am = await UserService.findAmForEnfant(enfant.id);
+      if (am != null) {
+        final label = formatDossierPersonLabel(
+          nom: am.user.nom,
+          prenom: am.user.prenom,
+          email: am.user.email,
+        );
+        if (label.isNotEmpty) amLabel = label;
+      }
+    } catch (_) {}
+
+    final parentId = enfant.parentLinks
+        .map((l) => l.parentId.trim())
+        .firstWhere((id) => id.isNotEmpty, orElse: () => '');
+    if (parentId.isEmpty) {
+      return (numero: null, famille: '', isLast: true, amLabel: amLabel);
+    }
+    try {
+      final parent = await UserService.getParent(parentId);
+      final num = (parent.user.numeroDossier ?? '').trim();
+      final famille = parent.user.fullName.isNotEmpty
+          ? parent.user.fullName
+          : parent.user.email;
+      if (num.isEmpty) {
+        return (
+          numero: null,
+          famille: famille,
+          isLast: true,
+          amLabel: amLabel,
+        );
+      }
+      final dossier = await UserService.getDossier(num);
+      if (!dossier.isFamily) {
+        return (
+          numero: num,
+          famille: famille,
+          isLast: true,
+          amLabel: amLabel,
+        );
+      }
+      final n = dossier.asFamily.enfants.length;
+      final names = dossier.asFamily.parents
+          .map((p) => formatDossierPersonLabel(
+                nom: p.nom,
+                prenom: p.prenom,
+                email: p.email,
+              ))
+          .where((s) => s.isNotEmpty)
+          .join(' - ');
+      return (
+        numero: num,
+        famille: names.isNotEmpty ? names : famille,
+        isLast: n <= 1,
+        amLabel: amLabel,
+      );
+    } catch (_) {
+      return (numero: null, famille: '', isLast: false, amLabel: amLabel);
+    }
+  }
+
+  Future<void> _confirmDelete(EnfantAdminModel enfant) async {
+    final ctx = await _resolveContext(enfant);
+    if (!mounted) return;
+
+    bool deleteDossier = false;
+    if (ctx.isLast && (ctx.numero ?? '').isNotEmpty) {
+      final choice = await showDernierEnfantSuppressionDialog(
+        context,
+        enfantName: enfant.fullName,
+        familleLabel: ctx.famille,
+        numeroDossier: ctx.numero!,
+        amLabel: ctx.amLabel,
+      );
+      if (choice == null || !mounted) return;
+      deleteDossier =
+          choice == DernierEnfantSuppressionChoice.dossierAussi;
+    } else {
+      final confirmed = await showSuppressionConfirmDialog(
+        context,
+        title: 'Supprimer l\'enfant',
+        subtitle: (ctx.numero ?? '').isEmpty
+            ? null
+            : 'Dossier ${ctx.numero}',
+        people: [SuppressionPersonLine.enfant(enfant.fullName)],
+        footnotes: enfantSuppressionFootnotes(
+          numeroDossier: ctx.numero,
+          familleLabel: ctx.famille,
+          amLabel: ctx.amLabel,
+        ),
+      );
+      if (!confirmed || !mounted) return;
+    }
+
+    try {
+      final result = await UserService.deleteEnfant(
+        enfant.id,
+        deleteDossier: deleteDossier,
+      );
+      if (!mounted) return;
+      final msg = (result['message'] ?? 'Enfant supprimé.').toString();
+      ScaffoldMessenger.of(context).showSnackBar(SnackBar(content: Text(msg)));
+      await _loadEnfants();
+    } catch (e) {
+      if (!mounted) return;
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(
+          content: Text(
+            e is Exception
+                ? e.toString().replaceFirst('Exception: ', '')
+                : 'Erreur suppression',
+          ),
+        ),
+      );
+    }
+  }
+
   @override
   Widget build(BuildContext context) {
     final query = widget.searchQuery.toLowerCase();
@@ -98,6 +233,10 @@ class _EnfantManagementWidgetState extends State<EnfantManagementWidget> {
               tooltip: 'Voir / modifier',
               onPressed: () => _openEnfant(enfant),
             ),
+            if (_canDelete)
+              suppressionIconButton(
+                onPressed: () => _confirmDelete(enfant),
+              ),
           ],
         );
       },

frontend/lib/widgets/admin/gestionnaire_management_widget.dart

@@ -1,8 +1,11 @@
 import 'package:flutter/material.dart';
 import 'package:p_tits_pas/models/user.dart';
 import 'package:p_tits_pas/screens/administrateurs/creation/gestionnaires_create.dart';
+import 'package:p_tits_pas/services/auth_service.dart';
 import 'package:p_tits_pas/services/user_service.dart';
+import 'package:p_tits_pas/utils/staff_deletion_rights.dart';
 import 'package:p_tits_pas/widgets/admin/common/admin_user_card.dart';
+import 'package:p_tits_pas/widgets/admin/common/suppression_confirm_dialog.dart';
 import 'package:p_tits_pas/widgets/admin/common/user_list.dart';
 
 class GestionnaireManagementWidget extends StatefulWidget {
@@ -23,16 +26,28 @@ class _GestionnaireManagementWidgetState
   bool _isLoading = false;
   String? _error;
   List<AppUser> _gestionnaires = [];
+  bool _canDelete = false;
+  String? _currentUserId;
 
   @override
   void initState() {
     super.initState();
+    _loadRights();
     _loadGestionnaires();
   }
 
   @override
   void dispose() => super.dispose();
 
+  Future<void> _loadRights() async {
+    final user = await AuthService.getCurrentUser();
+    if (!mounted) return;
+    setState(() {
+      _canDelete = canDeleteGestionnaire(user?.role);
+      _currentUserId = user?.id;
+    });
+  }
+
   Future<void> _loadGestionnaires() async {
     setState(() {
       _isLoading = true;
@@ -67,6 +82,46 @@ class _GestionnaireManagementWidgetState
     }
   }
 
+  Future<void> _confirmDelete(AppUser user) async {
+    if (_currentUserId != null && _currentUserId == user.id) {
+      ScaffoldMessenger.of(context).showSnackBar(
+        const SnackBar(
+          content: Text('Vous ne pouvez pas supprimer votre propre compte.'),
+        ),
+      );
+      return;
+    }
+    final name = user.fullName.isNotEmpty ? user.fullName : user.email;
+    final confirmed = await showSuppressionConfirmDialog(
+      context,
+      title: 'Supprimer le gestionnaire',
+      people: [SuppressionPersonLine.gestionnaire(name)],
+      footnotes: const [
+        'Le compte sera définitivement supprimé.',
+      ],
+    );
+    if (!confirmed || !mounted) return;
+
+    try {
+      final result = await UserService.deleteUser(user.id);
+      if (!mounted) return;
+      final msg = (result['message'] ?? 'Gestionnaire supprimé.').toString();
+      ScaffoldMessenger.of(context).showSnackBar(SnackBar(content: Text(msg)));
+      await _loadGestionnaires();
+    } catch (e) {
+      if (!mounted) return;
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(
+          content: Text(
+            e is Exception
+                ? e.toString().replaceFirst('Exception: ', '')
+                : 'Erreur suppression',
+          ),
+        ),
+      );
+    }
+  }
+
   @override
   Widget build(BuildContext context) {
     final query = widget.searchQuery.toLowerCase();
@@ -84,6 +139,8 @@ class _GestionnaireManagementWidgetState
       itemCount: filteredGestionnaires.length,
       itemBuilder: (context, index) {
         final user = filteredGestionnaires[index];
+        final isSelf =
+            _currentUserId != null && _currentUserId == user.id;
         return AdminUserCard(
           title: user.fullName,
           fallbackIcon: Icons.assignment_ind_outlined,
@@ -102,6 +159,8 @@ class _GestionnaireManagementWidgetState
                 _openGestionnaireEditDialog(user);
               },
             ),
+            if (_canDelete && !isSelf)
+              suppressionIconButton(onPressed: () => _confirmDelete(user)),
           ],
         );
       },

frontend/lib/widgets/admin/parent_managmant_widget.dart

@@ -1,8 +1,12 @@
 import 'package:flutter/material.dart';
+import 'package:p_tits_pas/models/dossier_list_item.dart';
 import 'package:p_tits_pas/models/parent_model.dart';
+import 'package:p_tits_pas/services/auth_service.dart';
 import 'package:p_tits_pas/services/user_service.dart';
+import 'package:p_tits_pas/utils/staff_deletion_rights.dart';
 import 'package:p_tits_pas/widgets/admin/common/admin_parent_edit_modal.dart';
 import 'package:p_tits_pas/widgets/admin/common/admin_user_card.dart';
+import 'package:p_tits_pas/widgets/admin/common/suppression_confirm_dialog.dart';
 import 'package:p_tits_pas/widgets/admin/common/user_list.dart';
 
 class ParentManagementWidget extends StatefulWidget {
@@ -23,16 +27,24 @@ class _ParentManagementWidgetState extends State<ParentManagementWidget> {
   bool _isLoading = false;
   String? _error;
   List<ParentModel> _parents = [];
+  bool _canDelete = false;
 
   @override
   void initState() {
     super.initState();
+    _loadRights();
     _loadParents();
   }
 
   @override
   void dispose() => super.dispose();
 
+  Future<void> _loadRights() async {
+    final user = await AuthService.getCurrentUser();
+    if (!mounted) return;
+    setState(() => _canDelete = canDeleteMetier(user?.role));
+  }
+
   Future<void> _loadParents() async {
     setState(() {
       _isLoading = true;
@@ -54,6 +66,67 @@ class _ParentManagementWidgetState extends State<ParentManagementWidget> {
     }
   }
 
+  bool _isLastParent(ParentModel parent) {
+    final co = parent.coParent?.id.trim();
+    if (co != null && co.isNotEmpty) return false;
+    final num = (parent.user.numeroDossier ?? '').trim();
+    if (num.isEmpty) return true;
+    return !_parents.any((other) {
+      if (other.user.id == parent.user.id) return false;
+      return (other.user.numeroDossier ?? '').trim() == num;
+    });
+  }
+
+  Future<void> _confirmDelete(ParentModel parent) async {
+    final num = (parent.user.numeroDossier ?? '').trim();
+    final name = formatDossierPersonLabel(
+      nom: parent.user.nom,
+      prenom: parent.user.prenom,
+      email: parent.user.email,
+    );
+    final last = _isLastParent(parent);
+    final enfants = ParentModel.foyerChildrenCount(parent, _parents);
+    final footnotes = last
+        ? <String>[
+            if (num.isNotEmpty) 'Dernier parent du dossier $num.',
+            if (num.isEmpty) 'Dernier parent du dossier.',
+            'Les $enfants enfant(s) rattaché(s) seront aussi supprimés.',
+          ]
+        : <String>[
+            if (num.isNotEmpty)
+              'Ce parent sera retiré du dossier $num.',
+            'Les enfants restent avec le co-parent.',
+          ];
+
+    final confirmed = await showSuppressionConfirmDialog(
+      context,
+      title: 'Supprimer le parent',
+      subtitle: num.isEmpty ? null : 'Dossier $num',
+      people: [SuppressionPersonLine.parent(name)],
+      footnotes: footnotes,
+    );
+    if (!confirmed || !mounted) return;
+
+    try {
+      final result = await UserService.deleteUser(parent.user.id);
+      if (!mounted) return;
+      final msg = (result['message'] ?? 'Parent supprimé.').toString();
+      ScaffoldMessenger.of(context).showSnackBar(SnackBar(content: Text(msg)));
+      await _loadParents();
+    } catch (e) {
+      if (!mounted) return;
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(
+          content: Text(
+            e is Exception
+                ? e.toString().replaceFirst('Exception: ', '')
+                : 'Erreur suppression',
+          ),
+        ),
+      );
+    }
+  }
+
   @override
   Widget build(BuildContext context) {
     final query = widget.searchQuery.toLowerCase();
@@ -90,6 +163,8 @@ class _ParentManagementWidgetState extends State<ParentManagementWidget> {
                 _openParentDetails(parent);
               },
             ),
+            if (_canDelete)
+              suppressionIconButton(onPressed: () => _confirmDelete(parent)),
           ],
         );
       },

frontend/lib/widgets/admin/pending_validation_widget.dart

@@ -4,6 +4,7 @@ import 'package:p_tits_pas/models/user.dart';
 import 'package:p_tits_pas/models/pending_family.dart';
 import 'package:p_tits_pas/services/user_service.dart';
 import 'package:p_tits_pas/widgets/admin/dossier_list_card.dart';
+import 'package:p_tits_pas/widgets/admin/common/suppression_confirm_dialog.dart';
 import 'package:p_tits_pas/widgets/admin/validation_dossier_modal.dart';
 
 /// Section « dossiers à valider » (liste unifiée AM + familles). Ticket #107 / #153.
@@ -15,6 +16,8 @@ class PendingValidationWidget extends StatefulWidget {
   final bool compactWhenEmpty;
   /// Numéros des dossiers pending (pour exclure de « Tous les dossiers »).
   final ValueChanged<Set<String>>? onPendingNumerosChanged;
+  /// Afficher la poubelle (#160) — mêmes règles que dossiers validés.
+  final bool canDelete;
 
   const PendingValidationWidget({
     super.key,
@@ -22,6 +25,7 @@ class PendingValidationWidget extends StatefulWidget {
     this.searchQuery = '',
     this.compactWhenEmpty = false,
     this.onPendingNumerosChanged,
+    this.canDelete = false,
   });
 
   @override
@@ -141,6 +145,97 @@ class _PendingValidationWidgetState extends State<PendingValidationWidget> {
     );
   }
 
+  Future<void> _confirmDeletePending({
+    required String numeroDossier,
+    required String namesLine,
+    required bool isFamille,
+  }) async {
+    final num = numeroDossier.trim();
+    if (num.isEmpty) return;
+
+    var people = <SuppressionPersonLine>[];
+    String? fallbackSummary;
+    try {
+      final dossier = await UserService.getDossier(num);
+      if (dossier.isFamily) {
+        final f = dossier.asFamily;
+        people = suppressionPeopleFromDossier(
+          isFamille: true,
+          parents: f.parents
+              .map((p) => (
+                    nom: p.nom ?? '',
+                    prenom: p.prenom ?? '',
+                    email: p.email,
+                  ))
+              .toList(),
+          enfants: f.enfants
+              .map((e) => (
+                    nom: e.lastName ?? '',
+                    prenom: e.firstName ?? '',
+                  ))
+              .toList(),
+        );
+      } else {
+        final am = dossier.asAm.user;
+        people = suppressionPeopleFromDossier(
+          isFamille: false,
+          parents: const [],
+          enfants: const [],
+          amName: formatDossierPersonLabel(
+            nom: am.nom,
+            prenom: am.prenom,
+            email: am.email,
+          ),
+        );
+      }
+    } catch (_) {
+      fallbackSummary = isFamille
+          ? 'Tous les parents et enfants rattachés seront supprimés.'
+          : 'Le compte AM sera supprimé ; les enfants accueillis '
+              'seront conservés.';
+      for (final part in namesLine.split(' - ')) {
+        final label = part.trim();
+        if (label.isEmpty) continue;
+        people.add(SuppressionPersonLine(
+          label: label,
+          icon: isFamille
+              ? Icons.supervisor_account_outlined
+              : Icons.face,
+          role: isFamille ? 'Parent' : 'AM',
+        ));
+      }
+    }
+
+    if (!mounted) return;
+    final confirmed = await showDossierSuppressionConfirmDialog(
+      context,
+      numeroDossier: num,
+      isFamille: isFamille,
+      people: people,
+      fallbackSummary: fallbackSummary,
+    );
+    if (!confirmed || !mounted) return;
+    try {
+      final result = await UserService.deleteDossier(num);
+      if (!mounted) return;
+      final msg = (result['message'] ?? 'Dossier supprimé.').toString();
+      ScaffoldMessenger.of(context).showSnackBar(SnackBar(content: Text(msg)));
+      await _load();
+      widget.onRefresh?.call();
+    } catch (e) {
+      if (!mounted) return;
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(
+          content: Text(
+            e is Exception
+                ? e.toString().replaceFirst('Exception: ', '')
+                : 'Erreur suppression',
+          ),
+        ),
+      );
+    }
+  }
+
   bool _matchesQuery(String haystack) {
     final q = widget.searchQuery.trim().toLowerCase();
     if (q.isEmpty) return true;
@@ -286,12 +381,21 @@ class _PendingValidationWidgetState extends State<PendingValidationWidget> {
   }
 
   Widget _buildAMCard(AppUser user) {
+    final names = _amNamesLine(user);
+    final num = user.numeroDossier ?? '';
     return DossierListCard(
-      numeroDossier: user.numeroDossier ?? '',
+      numeroDossier: num,
-      namesLine: _amNamesLine(user),
+      namesLine: names,
       isFamille: false,
       photoUrl: user.photoUrl,
       onOpen: () => _onOpenValidation(numeroDossier: user.numeroDossier),
+      onDelete: widget.canDelete
+          ? () => _confirmDeletePending(
+                numeroDossier: num,
+                namesLine: names,
+                isFamille: false,
+              )
+          : null,
     );
   }
 
@@ -306,6 +410,13 @@ class _PendingValidationWidgetState extends State<PendingValidationWidget> {
       namesLine: names,
       isFamille: true,
       onOpen: () => _onOpenValidation(numeroDossier: family.numeroDossier),
+      onDelete: widget.canDelete
+          ? () => _confirmDeletePending(
+                numeroDossier: num,
+                namesLine: names,
+                isFamille: true,
+              )
+          : null,
     );
   }
 }

frontend/lib/widgets/admin/relais_management_panel.dart

@@ -3,6 +3,7 @@ import 'package:flutter/services.dart';
 import 'package:p_tits_pas/models/relais_model.dart';
 import 'package:p_tits_pas/utils/phone_utils.dart';
 import 'package:p_tits_pas/services/relais_service.dart';
+import 'package:p_tits_pas/widgets/admin/common/suppression_confirm_dialog.dart';
 
 class RelaisManagementPanel extends StatefulWidget {
   const RelaisManagementPanel({super.key});
@@ -56,28 +57,16 @@ class _RelaisManagementPanelState extends State<RelaisManagementPanel> {
     try {
       if (result.action == _RelaisDialogAction.delete) {
         if (relais == null) return;
-        final confirmed = await showDialog<bool>(
+        final confirmed = await showSuppressionConfirmDialog(
-          context: context,
+          context,
-          builder: (ctx) => AlertDialog(
+          title: 'Supprimer le relais',
-            title: const Text('Supprimer le relais'),
+          people: [SuppressionPersonLine.relais(relais.nom)],
-            content: Text('Confirmer la suppression de "${relais.nom}" ?'),
+          footnotes: const [
-            actions: [
+            'Cette action est irréversible.',
-              TextButton(
+          ],
-                onPressed: () => Navigator.of(ctx).pop(false),
-                child: const Text('Annuler'),
-              ),
-              FilledButton(
-                onPressed: () => Navigator.of(ctx).pop(true),
-                style: FilledButton.styleFrom(
-                  backgroundColor: Colors.red.shade700,
-                ),
-                child: const Text('Supprimer'),
-              ),
-            ],
-          ),
         );
 
-        if (confirmed != true) return;
+        if (!confirmed) return;
         await RelaisService.deleteRelais(relais.id);
       } else if (relais == null) {
         await RelaisService.createRelais(result.payload!);

frontend/lib/widgets/admin/user_management_panel.dart

@@ -15,9 +15,13 @@ class UserManagementPanel extends StatefulWidget {
   /// Afficher l'onglet Administrateurs (sinon sans Administrateurs).
   final bool showAdministrateursTab;
 
+  /// Création gestionnaire / admin (#161). False pour le dashboard gestionnaire.
+  final bool allowStaffAccountCreation;
+
   const UserManagementPanel({
     super.key,
     this.showAdministrateursTab = true,
+    this.allowStaffAccountCreation = true,
   });
 
   @override
@@ -86,6 +90,15 @@ class _UserManagementPanelState extends State<UserManagementPanel> {
 
   bool get _isDossiersTab => _subIndex == 0;
 
+  bool get _isStaffAccountsTab =>
+      _subIndex == 4 || (widget.showAdministrateursTab && _subIndex == 5);
+
+  bool get _canShowAddButton {
+    if (_isDossiersTab) return false;
+    if (_isStaffAccountsTab && !widget.allowStaffAccountCreation) return false;
+    return true;
+  }
+
   String _searchHintForTab() {
     switch (_subIndex) {
       case 0:
@@ -293,7 +306,8 @@ class _UserManagementPanelState extends State<UserManagementPanel> {
           searchTooltip: _searchTooltipForTab(),
           filterControl: _subBarFilterControl(),
           // Pas de « Créer » sur l’onglet Dossiers (#153).
-          onAddPressed: _isDossiersTab ? null : _handleAddPressed,
+          // Pas de création staff pour le dashboard gestionnaire (#161).
+          onAddPressed: _canShowAddButton ? _handleAddPressed : null,
           addLabel: 'Ajouter',
           subTabCount: labels.length,
           tabLabels: labels,
@@ -305,6 +319,9 @@ class _UserManagementPanelState extends State<UserManagementPanel> {
 
   Future<void> _handleAddPressed() async {
     // 1 Parents, 2 Enfants, 3 AM, 4 Gestionnaires, 5 Admin
+    if (_isStaffAccountsTab && !widget.allowStaffAccountCreation) {
+      return;
+    }
     if (_subIndex == 1) {
       await showDialog<void>(
         context: context,