diff --git a/app/Filament/Tenant/Resources/PartResource.php b/app/Filament/Tenant/Resources/PartResource.php
new file mode 100644
index 0000000..e08084e
--- /dev/null
+++ b/app/Filament/Tenant/Resources/PartResource.php
@@ -0,0 +1,132 @@
+<?php
+
+namespace App\Filament\Tenant\Resources;
+
+use App\Filament\Tenant\Resources\PartResource\Pages;
+use App\Models\Tenant\Part;
+use App\Models\Tenant\Supplier;
+use Filament\Actions;
+use Filament\Forms;
+use Filament\Resources\Resource;
+use Filament\Schemas;
+use Filament\Schemas\Schema;
+use Filament\Tables;
+use Filament\Tables\Table;
+
+class PartResource extends Resource
+{
+    protected static ?string $model = Part::class;
+
+    protected static string|\BackedEnum|null $navigationIcon = 'heroicon-o-cube';
+
+    protected static ?string $navigationLabel = 'Depozit';
+
+    protected static string|\UnitEnum|null $navigationGroup = 'Depozit';
+
+    protected static ?string $modelLabel = 'piesă';
+
+    protected static ?string $pluralModelLabel = 'piese';
+
+    protected static ?int $navigationSort = 40;
+
+    public static function getNavigationBadge(): ?string
+    {
+        $low = static::getModel()::query()
+            ->where('is_active', true)
+            ->whereColumn('qty', '<=', 'min_qty')
+            ->count();
+        return $low > 0 ? (string) $low : null;
+    }
+
+    public static function getNavigationBadgeColor(): ?string
+    {
+        return 'warning';
+    }
+
+    public static function form(Schema $schema): Schema
+    {
+        return $schema->components([
+            Schemas\Components\Section::make('Identificare')
+                ->columns(3)
+                ->schema([
+                    Forms\Components\TextInput::make('name')->label('Denumire')->required()->columnSpan(3)->maxLength(200),
+                    Forms\Components\TextInput::make('article')->label('Cod articol')->maxLength(64),
+                    Forms\Components\TextInput::make('brand')->maxLength(64),
+                    Forms\Components\Select::make('category')
+                        ->label('Categorie')
+                        ->options(array_combine(Part::CATEGORIES, Part::CATEGORIES))
+                        ->searchable(),
+                    Forms\Components\TextInput::make('barcode')->label('Cod bare')->maxLength(64),
+                    Forms\Components\TextInput::make('location')->label('Locație rack/bin')->maxLength(64),
+                ]),
+            Schemas\Components\Section::make('Stoc')
+                ->columns(4)
+                ->schema([
+                    Forms\Components\TextInput::make('qty')->label('Cantitate')->numeric()->default(0)->required(),
+                    Forms\Components\TextInput::make('unit')->label('UM')->default('buc')->maxLength(16),
+                    Forms\Components\TextInput::make('min_qty')->label('Minim')->numeric()->default(0),
+                    Forms\Components\Toggle::make('is_active')->label('Activ')->default(true),
+                ]),
+            Schemas\Components\Section::make('Prețuri')
+                ->columns(2)
+                ->schema([
+                    Forms\Components\TextInput::make('buy_price')->label('Preț achiziție')->numeric()->default(0),
+                    Forms\Components\TextInput::make('sell_price')->label('Preț vânzare')->numeric()->default(0),
+                ]),
+            Schemas\Components\Section::make('Furnizor preferat')
+                ->columns(1)
+                ->schema([
+                    Forms\Components\Select::make('preferred_supplier_id')
+                        ->label('Furnizor')
+                        ->options(fn () => Supplier::pluck('name', 'id'))
+                        ->searchable(),
+                ]),
+            Forms\Components\Textarea::make('notes')->label('Observații')->columnSpanFull()->rows(2),
+        ]);
+    }
+
+    public static function table(Table $table): Table
+    {
+        return $table
+            ->columns([
+                Tables\Columns\TextColumn::make('name')->searchable()->sortable()->wrap(),
+                Tables\Columns\TextColumn::make('article')->label('Cod')->searchable()->copyable()->placeholder('—'),
+                Tables\Columns\TextColumn::make('brand')->placeholder('—'),
+                Tables\Columns\TextColumn::make('category')->badge()->placeholder('—'),
+                Tables\Columns\TextColumn::make('qty')
+                    ->label('Stoc')
+                    ->numeric(decimalPlaces: 2)
+                    ->alignRight()
+                    ->color(fn ($state, $record) => $record->qty <= 0 ? 'danger' : ($record->qty <= $record->min_qty ? 'warning' : null))
+                    ->weight(fn ($state, $record) => $record->qty <= $record->min_qty ? 'bold' : null),
+                Tables\Columns\TextColumn::make('unit')->label('UM'),
+                Tables\Columns\TextColumn::make('location')->label('Loc.')->placeholder('—'),
+                Tables\Columns\TextColumn::make('sell_price')->label('Preț vz.')->money('MDL')->alignRight(),
+                Tables\Columns\TextColumn::make('preferredSupplier.name')->label('Furnizor')->placeholder('—')->toggleable(),
+            ])
+            ->filters([
+                Tables\Filters\SelectFilter::make('category')
+                    ->options(array_combine(Part::CATEGORIES, Part::CATEGORIES)),
+                Tables\Filters\Filter::make('low_stock')
+                    ->label('Stoc minim')
+                    ->query(fn ($q) => $q->whereColumn('qty', '<=', 'min_qty')),
+                Tables\Filters\Filter::make('out_of_stock')
+                    ->label('Lipsă')
+                    ->query(fn ($q) => $q->where('qty', '<=', 0)),
+            ])
+            ->actions([
+                Actions\EditAction::make(),
+                Actions\DeleteAction::make(),
+            ])
+            ->defaultSort('name');
+    }
+
+    public static function getPages(): array
+    {
+        return [
+            'index' => Pages\ListParts::route('/'),
+            'create' => Pages\CreatePart::route('/create'),
+            'edit' => Pages\EditPart::route('/{record}/edit'),
+        ];
+    }
+}
diff --git a/app/Filament/Tenant/Resources/PartResource/Pages/CreatePart.php b/app/Filament/Tenant/Resources/PartResource/Pages/CreatePart.php
new file mode 100644
index 0000000..89395da
--- /dev/null
+++ b/app/Filament/Tenant/Resources/PartResource/Pages/CreatePart.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace App\Filament\Tenant\Resources\PartResource\Pages;
+
+use App\Filament\Tenant\Resources\PartResource;
+use Filament\Actions;
+use Filament\Resources\Pages\CreateRecord;
+
+class CreatePart extends CreateRecord
+{
+    protected static string $resource = PartResource::class;
+
+    
+}
diff --git a/app/Filament/Tenant/Resources/PartResource/Pages/EditPart.php b/app/Filament/Tenant/Resources/PartResource/Pages/EditPart.php
new file mode 100644
index 0000000..a0c0c8d
--- /dev/null
+++ b/app/Filament/Tenant/Resources/PartResource/Pages/EditPart.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace App\Filament\Tenant\Resources\PartResource\Pages;
+
+use App\Filament\Tenant\Resources\PartResource;
+use Filament\Actions;
+use Filament\Resources\Pages\EditRecord;
+
+class EditPart extends EditRecord
+{
+    protected static string $resource = PartResource::class;
+
+    protected function getHeaderActions(): array { return [Actions\DeleteAction::make()]; }
+}
diff --git a/app/Filament/Tenant/Resources/PartResource/Pages/ListParts.php b/app/Filament/Tenant/Resources/PartResource/Pages/ListParts.php
new file mode 100644
index 0000000..2afc810
--- /dev/null
+++ b/app/Filament/Tenant/Resources/PartResource/Pages/ListParts.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace App\Filament\Tenant\Resources\PartResource\Pages;
+
+use App\Filament\Tenant\Resources\PartResource;
+use Filament\Actions;
+use Filament\Resources\Pages\ListRecords;
+
+class ListParts extends ListRecords
+{
+    protected static string $resource = PartResource::class;
+
+    protected function getHeaderActions(): array { return [Actions\CreateAction::make()]; }
+}
diff --git a/app/Filament/Tenant/Resources/PurchaseResource.php b/app/Filament/Tenant/Resources/PurchaseResource.php
new file mode 100644
index 0000000..05a7ab4
--- /dev/null
+++ b/app/Filament/Tenant/Resources/PurchaseResource.php
@@ -0,0 +1,121 @@
+<?php
+
+namespace App\Filament\Tenant\Resources;
+
+use App\Filament\Tenant\Resources\PurchaseResource\Pages;
+use App\Filament\Tenant\Resources\PurchaseResource\RelationManagers;
+use App\Models\Tenant\Purchase;
+use App\Models\Tenant\Supplier;
+use Filament\Actions;
+use Filament\Forms;
+use Filament\Notifications\Notification;
+use Filament\Resources\Resource;
+use Filament\Schemas;
+use Filament\Schemas\Schema;
+use Filament\Tables;
+use Filament\Tables\Table;
+
+class PurchaseResource extends Resource
+{
+    protected static ?string $model = Purchase::class;
+
+    protected static string|\BackedEnum|null $navigationIcon = 'heroicon-o-shopping-cart';
+
+    protected static ?string $navigationLabel = 'Achiziții';
+
+    protected static string|\UnitEnum|null $navigationGroup = 'Depozit';
+
+    protected static ?string $modelLabel = 'achiziție';
+
+    protected static ?string $pluralModelLabel = 'achiziții';
+
+    protected static ?int $navigationSort = 43;
+
+    public static function form(Schema $schema): Schema
+    {
+        return $schema->components([
+            Schemas\Components\Section::make('Antet')
+                ->columns(3)
+                ->schema([
+                    Forms\Components\TextInput::make('number')->label('Nr.')->disabled()->dehydrated(false)->placeholder('Generat automat'),
+                    Forms\Components\Select::make('supplier_id')
+                        ->label('Furnizor')
+                        ->options(fn () => Supplier::where('is_active', true)->pluck('name', 'id'))
+                        ->searchable()
+                        ->required(),
+                    Forms\Components\Select::make('status')
+                        ->options(Purchase::STATUSES)
+                        ->default('draft')
+                        ->required(),
+                    Forms\Components\DatePicker::make('order_date')->label('Data comandă')->default(today())->required(),
+                    Forms\Components\DatePicker::make('expected_at')->label('Așteptată'),
+                    Forms\Components\DatePicker::make('received_at')->label('Recepționată'),
+                    Forms\Components\DatePicker::make('paid_at')->label('Plătită')->columnSpanFull(),
+                ]),
+            Forms\Components\Textarea::make('notes')->label('Observații')->columnSpanFull()->rows(2),
+        ]);
+    }
+
+    public static function table(Table $table): Table
+    {
+        return $table
+            ->columns([
+                Tables\Columns\TextColumn::make('number')->label('Nr.')->searchable()->sortable(),
+                Tables\Columns\TextColumn::make('supplier.name')->label('Furnizor')->searchable(),
+                Tables\Columns\TextColumn::make('order_date')->label('Comandată')->date('d.m.Y'),
+                Tables\Columns\TextColumn::make('expected_at')->label('Așteptată')->date('d.m.Y')->placeholder('—'),
+                Tables\Columns\TextColumn::make('received_at')->label('Recepționată')->date('d.m.Y')->placeholder('—'),
+                Tables\Columns\TextColumn::make('status')
+                    ->formatStateUsing(fn ($s) => Purchase::STATUSES[$s] ?? $s)
+                    ->badge()
+                    ->colors([
+                        'gray' => ['draft'],
+                        'warning' => ['ordered'],
+                        'success' => ['received'],
+                        'danger' => ['cancelled'],
+                    ]),
+                Tables\Columns\TextColumn::make('total')->money('MDL')->alignRight(),
+            ])
+            ->filters([
+                Tables\Filters\SelectFilter::make('status')->options(Purchase::STATUSES),
+                Tables\Filters\SelectFilter::make('supplier_id')
+                    ->label('Furnizor')
+                    ->options(fn () => Supplier::pluck('name', 'id')),
+            ])
+            ->actions([
+                Actions\Action::make('receive')
+                    ->label('Recepționează')
+                    ->icon('heroicon-m-check-circle')
+                    ->color('success')
+                    ->visible(fn (Purchase $r) => $r->status !== 'received' && $r->status !== 'cancelled')
+                    ->requiresConfirmation()
+                    ->modalDescription('Se va incrementa stocul pieselor legate.')
+                    ->action(function (Purchase $r) {
+                        $r->markReceived();
+                        Notification::make()
+                            ->title('Recepționat — stoc actualizat')
+                            ->success()
+                            ->send();
+                    }),
+                Actions\EditAction::make(),
+                Actions\DeleteAction::make(),
+            ])
+            ->defaultSort('order_date', 'desc');
+    }
+
+    public static function getRelations(): array
+    {
+        return [
+            RelationManagers\ItemsRelationManager::class,
+        ];
+    }
+
+    public static function getPages(): array
+    {
+        return [
+            'index' => Pages\ListPurchases::route('/'),
+            'create' => Pages\CreatePurchase::route('/create'),
+            'edit' => Pages\EditPurchase::route('/{record}/edit'),
+        ];
+    }
+}
diff --git a/app/Filament/Tenant/Resources/PurchaseResource/Pages/CreatePurchase.php b/app/Filament/Tenant/Resources/PurchaseResource/Pages/CreatePurchase.php
new file mode 100644
index 0000000..9c2bc5e
--- /dev/null
+++ b/app/Filament/Tenant/Resources/PurchaseResource/Pages/CreatePurchase.php
@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Filament\Tenant\Resources\PurchaseResource\Pages;
+
+use App\Filament\Tenant\Resources\PurchaseResource;
+use App\Models\Tenant\Purchase;
+use App\Tenancy\TenantManager;
+use Filament\Resources\Pages\CreateRecord;
+
+class CreatePurchase extends CreateRecord
+{
+    protected static string $resource = PurchaseResource::class;
+
+    protected function mutateFormDataBeforeCreate(array $data): array
+    {
+        $companyId = app(TenantManager::class)->currentId();
+        $data['number'] = Purchase::generateNumber($companyId);
+        return $data;
+    }
+}
diff --git a/app/Filament/Tenant/Resources/PurchaseResource/Pages/EditPurchase.php b/app/Filament/Tenant/Resources/PurchaseResource/Pages/EditPurchase.php
new file mode 100644
index 0000000..d51c93e
--- /dev/null
+++ b/app/Filament/Tenant/Resources/PurchaseResource/Pages/EditPurchase.php
@@ -0,0 +1,17 @@
+<?php
+
+namespace App\Filament\Tenant\Resources\PurchaseResource\Pages;
+
+use App\Filament\Tenant\Resources\PurchaseResource;
+use Filament\Actions;
+use Filament\Resources\Pages\EditRecord;
+
+class EditPurchase extends EditRecord
+{
+    protected static string $resource = PurchaseResource::class;
+
+    protected function getHeaderActions(): array
+    {
+        return [Actions\DeleteAction::make()];
+    }
+}
diff --git a/app/Filament/Tenant/Resources/PurchaseResource/Pages/ListPurchases.php b/app/Filament/Tenant/Resources/PurchaseResource/Pages/ListPurchases.php
new file mode 100644
index 0000000..2d01379
--- /dev/null
+++ b/app/Filament/Tenant/Resources/PurchaseResource/Pages/ListPurchases.php
@@ -0,0 +1,17 @@
+<?php
+
+namespace App\Filament\Tenant\Resources\PurchaseResource\Pages;
+
+use App\Filament\Tenant\Resources\PurchaseResource;
+use Filament\Actions;
+use Filament\Resources\Pages\ListRecords;
+
+class ListPurchases extends ListRecords
+{
+    protected static string $resource = PurchaseResource::class;
+
+    protected function getHeaderActions(): array
+    {
+        return [Actions\CreateAction::make()];
+    }
+}
diff --git a/app/Filament/Tenant/Resources/PurchaseResource/RelationManagers/ItemsRelationManager.php b/app/Filament/Tenant/Resources/PurchaseResource/RelationManagers/ItemsRelationManager.php
new file mode 100644
index 0000000..ad4e52e
--- /dev/null
+++ b/app/Filament/Tenant/Resources/PurchaseResource/RelationManagers/ItemsRelationManager.php
@@ -0,0 +1,69 @@
+<?php
+
+namespace App\Filament\Tenant\Resources\PurchaseResource\RelationManagers;
+
+use App\Models\Tenant\Part;
+use Filament\Actions;
+use Filament\Forms;
+use Filament\Resources\RelationManagers\RelationManager;
+use Filament\Schemas\Components\Utilities\Set;
+use Filament\Schemas\Schema;
+use Filament\Tables;
+use Filament\Tables\Table;
+
+class ItemsRelationManager extends RelationManager
+{
+    protected static string $relationship = 'items';
+
+    protected static ?string $title = 'Articole';
+
+    public function form(Schema $schema): Schema
+    {
+        return $schema->components([
+            Forms\Components\Select::make('part_id')
+                ->label('Piesă din catalog')
+                ->options(fn () => Part::where('is_active', true)
+                    ->get()
+                    ->mapWithKeys(fn ($p) => [$p->id => "{$p->name} " . ($p->article ? "[{$p->article}]" : '')])
+                    ->toArray())
+                ->searchable()
+                ->live()
+                ->afterStateUpdated(function ($state, Set $set) {
+                    if ($state && $part = Part::find($state)) {
+                        $set('name', $part->name);
+                        $set('article', $part->article);
+                        $set('unit', $part->unit);
+                        $set('buy_price', $part->buy_price);
+                    }
+                })
+                ->columnSpanFull(),
+            Forms\Components\TextInput::make('name')->label('Denumire')->required()->columnSpanFull(),
+            Forms\Components\TextInput::make('article')->label('Cod articol'),
+            Forms\Components\TextInput::make('qty')->label('Cantitate')->numeric()->default(1)->required(),
+            Forms\Components\TextInput::make('unit')->label('UM')->default('buc'),
+            Forms\Components\TextInput::make('buy_price')->label('Preț achiziție')->numeric()->required(),
+        ]);
+    }
+
+    public function table(Table $table): Table
+    {
+        return $table
+            ->recordTitleAttribute('name')
+            ->columns([
+                Tables\Columns\TextColumn::make('name')->wrap(),
+                Tables\Columns\TextColumn::make('article')->placeholder('—'),
+                Tables\Columns\TextColumn::make('qty')->alignRight(),
+                Tables\Columns\TextColumn::make('unit')->label('UM'),
+                Tables\Columns\TextColumn::make('buy_price')->money('MDL')->alignRight(),
+                Tables\Columns\TextColumn::make('total')->money('MDL')->alignRight(),
+                Tables\Columns\IconColumn::make('received')->boolean()->label('Recepț.'),
+            ])
+            ->headerActions([
+                Actions\CreateAction::make(),
+            ])
+            ->actions([
+                Actions\EditAction::make(),
+                Actions\DeleteAction::make(),
+            ]);
+    }
+}
diff --git a/app/Filament/Tenant/Resources/SupplierResource.php b/app/Filament/Tenant/Resources/SupplierResource.php
new file mode 100644
index 0000000..d1f957e
--- /dev/null
+++ b/app/Filament/Tenant/Resources/SupplierResource.php
@@ -0,0 +1,94 @@
+<?php
+
+namespace App\Filament\Tenant\Resources;
+
+use App\Filament\Tenant\Resources\SupplierResource\Pages;
+use App\Models\Tenant\Supplier;
+use Filament\Actions;
+use Filament\Forms;
+use Filament\Resources\Resource;
+use Filament\Schemas;
+use Filament\Schemas\Schema;
+use Filament\Tables;
+use Filament\Tables\Table;
+
+class SupplierResource extends Resource
+{
+    protected static ?string $model = Supplier::class;
+
+    protected static string|\BackedEnum|null $navigationIcon = 'heroicon-o-building-storefront';
+
+    protected static ?string $navigationLabel = 'Furnizori';
+
+    protected static string|\UnitEnum|null $navigationGroup = 'Depozit';
+
+    protected static ?string $modelLabel = 'furnizor';
+
+    protected static ?string $pluralModelLabel = 'furnizori';
+
+    protected static ?int $navigationSort = 42;
+
+    public static function form(Schema $schema): Schema
+    {
+        return $schema->components([
+            Schemas\Components\Section::make('Identificare')
+                ->columns(2)
+                ->schema([
+                    Forms\Components\TextInput::make('name')->label('Nume')->required()->maxLength(160),
+                    Forms\Components\TextInput::make('contact_name')->label('Persoană contact')->maxLength(120),
+                    Forms\Components\TextInput::make('phone')->tel()->maxLength(40),
+                    Forms\Components\TextInput::make('email')->email()->maxLength(120),
+                    Forms\Components\TextInput::make('website')->url()->maxLength(160),
+                ]),
+            Schemas\Components\Section::make('Comercial')
+                ->columns(3)
+                ->schema([
+                    Forms\Components\TextInput::make('pay_terms')->label('Termeni plată')->placeholder('Net 30 / Avans')->maxLength(60),
+                    Forms\Components\TextInput::make('delivery_days')->label('Zile livrare')->numeric()->default(0),
+                    Forms\Components\Select::make('rating')
+                        ->label('Rating')
+                        ->options([1 => '★', 2 => '★★', 3 => '★★★', 4 => '★★★★', 5 => '★★★★★'])
+                        ->default(3)
+                        ->required(),
+                    Forms\Components\TextInput::make('discount_pct')->label('Discount %')->numeric()->default(0),
+                    Forms\Components\TagsInput::make('categories')->label('Categorii')->placeholder('Frâne, Ulei, ...')->columnSpan(2),
+                    Forms\Components\Toggle::make('is_active')->label('Activ')->default(true),
+                ]),
+            Forms\Components\Textarea::make('notes')->label('Observații')->columnSpanFull()->rows(2),
+        ]);
+    }
+
+    public static function table(Table $table): Table
+    {
+        return $table
+            ->columns([
+                Tables\Columns\TextColumn::make('name')->searchable()->sortable(),
+                Tables\Columns\TextColumn::make('contact_name')->label('Contact')->placeholder('—'),
+                Tables\Columns\TextColumn::make('phone')->copyable()->placeholder('—'),
+                Tables\Columns\TextColumn::make('rating')
+                    ->label('Rating')
+                    ->formatStateUsing(fn ($s) => str_repeat('★', (int) $s)),
+                Tables\Columns\TextColumn::make('delivery_days')->label('Livrare (zile)')->alignRight(),
+                Tables\Columns\TextColumn::make('discount_pct')->label('Discount')
+                    ->formatStateUsing(fn ($s) => $s . '%')->alignRight(),
+                Tables\Columns\IconColumn::make('is_active')->boolean(),
+            ])
+            ->filters([
+                Tables\Filters\TernaryFilter::make('is_active')->label('Activi'),
+            ])
+            ->actions([
+                Actions\EditAction::make(),
+                Actions\DeleteAction::make(),
+            ])
+            ->defaultSort('name');
+    }
+
+    public static function getPages(): array
+    {
+        return [
+            'index' => Pages\ListSuppliers::route('/'),
+            'create' => Pages\CreateSupplier::route('/create'),
+            'edit' => Pages\EditSupplier::route('/{record}/edit'),
+        ];
+    }
+}
diff --git a/app/Filament/Tenant/Resources/SupplierResource/Pages/CreateSupplier.php b/app/Filament/Tenant/Resources/SupplierResource/Pages/CreateSupplier.php
new file mode 100644
index 0000000..97ade82
--- /dev/null
+++ b/app/Filament/Tenant/Resources/SupplierResource/Pages/CreateSupplier.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace App\Filament\Tenant\Resources\SupplierResource\Pages;
+
+use App\Filament\Tenant\Resources\SupplierResource;
+use Filament\Actions;
+use Filament\Resources\Pages\CreateRecord;
+
+class CreateSupplier extends CreateRecord
+{
+    protected static string $resource = SupplierResource::class;
+
+    
+}
diff --git a/app/Filament/Tenant/Resources/SupplierResource/Pages/EditSupplier.php b/app/Filament/Tenant/Resources/SupplierResource/Pages/EditSupplier.php
new file mode 100644
index 0000000..ffea5a4
--- /dev/null
+++ b/app/Filament/Tenant/Resources/SupplierResource/Pages/EditSupplier.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace App\Filament\Tenant\Resources\SupplierResource\Pages;
+
+use App\Filament\Tenant\Resources\SupplierResource;
+use Filament\Actions;
+use Filament\Resources\Pages\EditRecord;
+
+class EditSupplier extends EditRecord
+{
+    protected static string $resource = SupplierResource::class;
+
+    protected function getHeaderActions(): array { return [Actions\DeleteAction::make()]; }
+}
diff --git a/app/Filament/Tenant/Resources/SupplierResource/Pages/ListSuppliers.php b/app/Filament/Tenant/Resources/SupplierResource/Pages/ListSuppliers.php
new file mode 100644
index 0000000..8b33f0e
--- /dev/null
+++ b/app/Filament/Tenant/Resources/SupplierResource/Pages/ListSuppliers.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace App\Filament\Tenant\Resources\SupplierResource\Pages;
+
+use App\Filament\Tenant\Resources\SupplierResource;
+use Filament\Actions;
+use Filament\Resources\Pages\ListRecords;
+
+class ListSuppliers extends ListRecords
+{
+    protected static string $resource = SupplierResource::class;
+
+    protected function getHeaderActions(): array { return [Actions\CreateAction::make()]; }
+}
diff --git a/app/Filament/Tenant/Resources/WorkOrderResource/RelationManagers/PartsRelationManager.php b/app/Filament/Tenant/Resources/WorkOrderResource/RelationManagers/PartsRelationManager.php
index 147d61c..25af720 100644
--- a/app/Filament/Tenant/Resources/WorkOrderResource/RelationManagers/PartsRelationManager.php
+++ b/app/Filament/Tenant/Resources/WorkOrderResource/RelationManagers/PartsRelationManager.php
@@ -2,10 +2,12 @@
 
 namespace App\Filament\Tenant\Resources\WorkOrderResource\RelationManagers;
 
+use App\Models\Tenant\Part;
 use App\Models\Tenant\WorkOrderPart;
 use Filament\Actions;
 use Filament\Forms;
 use Filament\Resources\RelationManagers\RelationManager;
+use Filament\Schemas\Components\Utilities\Set;
 use Filament\Schemas\Schema;
 use Filament\Tables;
 use Filament\Tables\Table;
@@ -19,9 +21,28 @@ class PartsRelationManager extends RelationManager
     public function form(Schema $schema): Schema
     {
         return $schema->components([
+            Forms\Components\Select::make('part_id')
+                ->label('Din catalog (lasă gol pentru text liber)')
+                ->options(fn () => Part::where('is_active', true)
+                    ->get()
+                    ->mapWithKeys(fn ($p) => [$p->id => "{$p->name} " . ($p->article ? "[{$p->article}] " : '') . "(stoc: {$p->qty})"])
+                    ->toArray())
+                ->searchable()
+                ->live()
+                ->afterStateUpdated(function ($state, Set $set) {
+                    if ($state && $part = Part::find($state)) {
+                        $set('name', $part->name);
+                        $set('article', $part->article);
+                        $set('brand', $part->brand);
+                        $set('unit', $part->unit);
+                        $set('buy_price', $part->buy_price);
+                        $set('sell_price', $part->sell_price);
+                    }
+                })
+                ->columnSpanFull(),
             Forms\Components\TextInput::make('name')->label('Denumire')->required()->columnSpanFull(),
             Forms\Components\TextInput::make('article')->label('Cod articol')->maxLength(64),
-            Forms\Components\TextInput::make('brand')->label('Brand')->maxLength(64),
+            Forms\Components\TextInput::make('brand')->maxLength(64),
             Forms\Components\TextInput::make('qty')->label('Cantitate')->numeric()->default(1)->required(),
             Forms\Components\TextInput::make('unit')->label('UM')->maxLength(16)->default('buc'),
             Forms\Components\TextInput::make('buy_price')->label('Preț achiziție')->numeric()->default(0),
@@ -30,7 +51,8 @@ class PartsRelationManager extends RelationManager
             Forms\Components\Select::make('status')
                 ->options(WorkOrderPart::STATUSES)
                 ->default('needed')
-                ->required(),
+                ->required()
+                ->helperText('La trecere pe „Montată" se scade automat din stoc.'),
             Forms\Components\Textarea::make('notes')->label('Observații')->columnSpanFull()->rows(2),
         ]);
     }
diff --git a/app/Filament/Tenant/Widgets/LowStockTable.php b/app/Filament/Tenant/Widgets/LowStockTable.php
new file mode 100644
index 0000000..c73c761
--- /dev/null
+++ b/app/Filament/Tenant/Widgets/LowStockTable.php
@@ -0,0 +1,39 @@
+<?php
+
+namespace App\Filament\Tenant\Widgets;
+
+use App\Models\Tenant\Part;
+use Filament\Tables;
+use Filament\Tables\Table;
+use Filament\Widgets\TableWidget as BaseWidget;
+
+class LowStockTable extends BaseWidget
+{
+    protected static ?int $sort = 5;
+
+    protected int|string|array $columnSpan = 'full';
+
+    protected static ?string $heading = '⚠️ Stoc minim atins';
+
+    public function table(Table $table): Table
+    {
+        return $table
+            ->query(
+                Part::query()
+                    ->where('is_active', true)
+                    ->whereColumn('qty', '<=', 'min_qty')
+                    ->orderBy('qty')
+            )
+            ->columns([
+                Tables\Columns\TextColumn::make('name')->label('Piesă')->wrap()->searchable(),
+                Tables\Columns\TextColumn::make('article')->label('Cod')->placeholder('—'),
+                Tables\Columns\TextColumn::make('qty')->label('Stoc')->alignRight()
+                    ->color(fn ($state) => $state <= 0 ? 'danger' : 'warning')
+                    ->weight('bold'),
+                Tables\Columns\TextColumn::make('min_qty')->label('Min.')->alignRight(),
+                Tables\Columns\TextColumn::make('preferredSupplier.name')->label('Furnizor')->placeholder('—'),
+            ])
+            ->paginated(false)
+            ->defaultSort('qty');
+    }
+}
diff --git a/app/Models/Tenant/Part.php b/app/Models/Tenant/Part.php
new file mode 100644
index 0000000..76ade95
--- /dev/null
+++ b/app/Models/Tenant/Part.php
@@ -0,0 +1,55 @@
+<?php
+
+namespace App\Models\Tenant;
+
+use App\Models\Concerns\BelongsToTenant;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+class Part extends Model
+{
+    use BelongsToTenant, SoftDeletes;
+
+    public const CATEGORIES = [
+        'Ulei', 'Filtre', 'Frâne', 'Suspensie', 'Lichide',
+        'Distribuție', 'Anvelope', 'Electrică', 'Caroserie', 'Altele',
+    ];
+
+    protected $fillable = [
+        'company_id', 'name', 'article', 'brand', 'category',
+        'qty', 'unit', 'min_qty',
+        'buy_price', 'sell_price',
+        'location', 'barcode', 'preferred_supplier_id',
+        'is_active', 'notes',
+    ];
+
+    protected $casts = [
+        'qty' => 'decimal:2',
+        'min_qty' => 'decimal:2',
+        'buy_price' => 'decimal:2',
+        'sell_price' => 'decimal:2',
+        'is_active' => 'boolean',
+    ];
+
+    public function preferredSupplier(): BelongsTo
+    {
+        return $this->belongsTo(Supplier::class, 'preferred_supplier_id');
+    }
+
+    public function isLow(): bool
+    {
+        return (float) $this->qty <= (float) $this->min_qty;
+    }
+
+    public function isOut(): bool
+    {
+        return (float) $this->qty <= 0;
+    }
+
+    public function adjustStock(float $delta, ?string $reason = null): void
+    {
+        $this->qty = max(0, (float) $this->qty + $delta);
+        $this->save();
+    }
+}
diff --git a/app/Models/Tenant/Purchase.php b/app/Models/Tenant/Purchase.php
new file mode 100644
index 0000000..cc4ef96
--- /dev/null
+++ b/app/Models/Tenant/Purchase.php
@@ -0,0 +1,83 @@
+<?php
+
+namespace App\Models\Tenant;
+
+use App\Models\Concerns\BelongsToTenant;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+class Purchase extends Model
+{
+    use BelongsToTenant, SoftDeletes;
+
+    public const STATUSES = [
+        'draft' => 'Ciornă',
+        'ordered' => 'Comandată',
+        'received' => 'Recepționată',
+        'cancelled' => 'Anulată',
+    ];
+
+    protected $fillable = [
+        'company_id', 'number', 'supplier_id',
+        'order_date', 'expected_at', 'received_at', 'paid_at',
+        'status', 'total', 'notes',
+    ];
+
+    protected $casts = [
+        'order_date' => 'date',
+        'expected_at' => 'date',
+        'received_at' => 'date',
+        'paid_at' => 'date',
+        'total' => 'decimal:2',
+    ];
+
+    public function supplier(): BelongsTo
+    {
+        return $this->belongsTo(Supplier::class);
+    }
+
+    public function items(): HasMany
+    {
+        return $this->hasMany(PurchaseItem::class);
+    }
+
+    public function recalcTotal(): void
+    {
+        $this->total = (float) $this->items()->sum('total');
+        $this->save();
+    }
+
+    public static function generateNumber(int $companyId): string
+    {
+        $year = date('y');
+        $count = static::withoutGlobalScopes()
+            ->where('company_id', $companyId)
+            ->whereYear('created_at', date('Y'))
+            ->count();
+        return sprintf('P-%s-%04d', $year, $count + 1);
+    }
+
+    /**
+     * Mark all items received and increment Part.qty for linked items.
+     */
+    public function markReceived(): void
+    {
+        \Illuminate\Support\Facades\DB::transaction(function () {
+            foreach ($this->items as $item) {
+                if (! $item->received) {
+                    if ($item->part_id) {
+                        $part = Part::find($item->part_id);
+                        $part?->adjustStock((float) $item->qty);
+                    }
+                    $item->received = true;
+                    $item->save();
+                }
+            }
+            $this->status = 'received';
+            $this->received_at = now();
+            $this->save();
+        });
+    }
+}
diff --git a/app/Models/Tenant/PurchaseItem.php b/app/Models/Tenant/PurchaseItem.php
new file mode 100644
index 0000000..2d06c89
--- /dev/null
+++ b/app/Models/Tenant/PurchaseItem.php
@@ -0,0 +1,43 @@
+<?php
+
+namespace App\Models\Tenant;
+
+use App\Models\Concerns\BelongsToTenant;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class PurchaseItem extends Model
+{
+    use BelongsToTenant;
+
+    protected $fillable = [
+        'company_id', 'purchase_id', 'part_id',
+        'name', 'article', 'qty', 'unit', 'buy_price', 'total', 'received',
+    ];
+
+    protected $casts = [
+        'qty' => 'decimal:2',
+        'buy_price' => 'decimal:2',
+        'total' => 'decimal:2',
+        'received' => 'boolean',
+    ];
+
+    public function purchase(): BelongsTo
+    {
+        return $this->belongsTo(Purchase::class);
+    }
+
+    public function part(): BelongsTo
+    {
+        return $this->belongsTo(Part::class);
+    }
+
+    protected static function booted(): void
+    {
+        static::saving(function (self $row) {
+            $row->total = round((float) $row->qty * (float) $row->buy_price, 2);
+        });
+        static::saved(fn (self $row) => $row->purchase?->recalcTotal());
+        static::deleted(fn (self $row) => $row->purchase?->recalcTotal());
+    }
+}
diff --git a/app/Models/Tenant/Supplier.php b/app/Models/Tenant/Supplier.php
new file mode 100644
index 0000000..5182768
--- /dev/null
+++ b/app/Models/Tenant/Supplier.php
@@ -0,0 +1,35 @@
+<?php
+
+namespace App\Models\Tenant;
+
+use App\Models\Concerns\BelongsToTenant;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+class Supplier extends Model
+{
+    use BelongsToTenant, SoftDeletes;
+
+    protected $fillable = [
+        'company_id', 'name', 'contact_name', 'phone', 'email', 'website',
+        'pay_terms', 'delivery_days', 'rating', 'discount_pct',
+        'categories', 'is_active', 'notes',
+    ];
+
+    protected $casts = [
+        'categories' => 'array',
+        'is_active' => 'boolean',
+        'discount_pct' => 'decimal:2',
+    ];
+
+    public function purchases(): HasMany
+    {
+        return $this->hasMany(Purchase::class);
+    }
+
+    public function parts(): HasMany
+    {
+        return $this->hasMany(Part::class, 'preferred_supplier_id');
+    }
+}
diff --git a/app/Models/Tenant/WorkOrderPart.php b/app/Models/Tenant/WorkOrderPart.php
index ebd496c..a3a756b 100644
--- a/app/Models/Tenant/WorkOrderPart.php
+++ b/app/Models/Tenant/WorkOrderPart.php
@@ -20,7 +20,7 @@ class WorkOrderPart extends Model
     ];
 
     protected $fillable = [
-        'company_id', 'work_order_id',
+        'company_id', 'work_order_id', 'part_id',
         'name', 'article', 'brand',
         'qty', 'unit', 'buy_price', 'sell_price',
         'discount_pct', 'total', 'status', 'notes',
@@ -39,6 +39,11 @@ class WorkOrderPart extends Model
         return $this->belongsTo(WorkOrder::class);
     }
 
+    public function part(): BelongsTo
+    {
+        return $this->belongsTo(Part::class);
+    }
+
     protected static function booted(): void
     {
         static::saving(function (self $row) {
@@ -46,6 +51,22 @@ class WorkOrderPart extends Model
             $disc = (float) $row->discount_pct;
             $row->total = round($sub * (1 - $disc / 100), 2);
         });
+
+        // When a part is marked installed, decrement catalog stock once.
+        static::updating(function (self $row) {
+            $wasInstalled = $row->getOriginal('status') === 'installed';
+            $isInstalled = $row->status === 'installed';
+            if (! $wasInstalled && $isInstalled && $row->part_id) {
+                $part = Part::find($row->part_id);
+                $part?->adjustStock(-(float) $row->qty);
+            }
+            // If reverting from installed → restore stock
+            if ($wasInstalled && ! $isInstalled && $row->part_id) {
+                $part = Part::find($row->part_id);
+                $part?->adjustStock((float) $row->qty);
+            }
+        });
+
         static::saved(fn (self $row) => $row->workOrder?->recalcTotal());
         static::deleted(fn (self $row) => $row->workOrder?->recalcTotal());
     }
diff --git a/app/Providers/Filament/TenantPanelProvider.php b/app/Providers/Filament/TenantPanelProvider.php
index 2b0eb54..8068e2e 100644
--- a/app/Providers/Filament/TenantPanelProvider.php
+++ b/app/Providers/Filament/TenantPanelProvider.php
@@ -44,6 +44,7 @@ class TenantPanelProvider extends PanelProvider
             ->discoverWidgets(in: app_path('Filament/Tenant/Widgets'), for: 'App\\Filament\\Tenant\\Widgets')
             ->widgets([
                 \App\Filament\Tenant\Widgets\StatsOverview::class,
+                \App\Filament\Tenant\Widgets\LowStockTable::class,
             ])
             ->middleware([
                 // CRITICAL: tenant resolution must run BEFORE Filament's
diff --git a/database/migrations/2026_05_06_190001_create_suppliers_table.php b/database/migrations/2026_05_06_190001_create_suppliers_table.php
new file mode 100644
index 0000000..45e16e1
--- /dev/null
+++ b/database/migrations/2026_05_06_190001_create_suppliers_table.php
@@ -0,0 +1,41 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('suppliers', function (Blueprint $t) {
+            $t->id();
+            $t->foreignId('company_id')->constrained()->cascadeOnDelete();
+
+            $t->string('name');
+            $t->string('contact_name')->nullable();
+            $t->string('phone')->nullable();
+            $t->string('email')->nullable();
+            $t->string('website')->nullable();
+
+            $t->string('pay_terms')->nullable();           // "Net 30", "Avans", "La livrare"
+            $t->unsignedSmallInteger('delivery_days')->default(0);
+            $t->unsignedTinyInteger('rating')->default(3); // 1-5
+            $t->decimal('discount_pct', 5, 2)->default(0);
+            $t->json('categories')->nullable();            // ["Frâne","Ulei"...]
+
+            $t->boolean('is_active')->default(true);
+            $t->text('notes')->nullable();
+
+            $t->timestamps();
+            $t->softDeletes();
+
+            $t->index(['company_id', 'is_active']);
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('suppliers');
+    }
+};
diff --git a/database/migrations/2026_05_06_190002_create_parts_table.php b/database/migrations/2026_05_06_190002_create_parts_table.php
new file mode 100644
index 0000000..b4dfe7c
--- /dev/null
+++ b/database/migrations/2026_05_06_190002_create_parts_table.php
@@ -0,0 +1,47 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('parts', function (Blueprint $t) {
+            $t->id();
+            $t->foreignId('company_id')->constrained()->cascadeOnDelete();
+
+            $t->string('name');
+            $t->string('article', 64)->nullable();
+            $t->string('brand', 64)->nullable();
+            $t->string('category')->nullable();          // Ulei / Filtre / Frâne / Lichide / ...
+
+            $t->decimal('qty', 10, 2)->default(0);
+            $t->string('unit', 16)->default('buc');
+            $t->decimal('min_qty', 10, 2)->default(0);
+
+            $t->decimal('buy_price', 10, 2)->default(0);
+            $t->decimal('sell_price', 10, 2)->default(0);
+
+            $t->string('location', 64)->nullable();      // ex "A1-M1" rack/bin
+            $t->string('barcode', 64)->nullable();
+            $t->foreignId('preferred_supplier_id')->nullable()->constrained('suppliers')->nullOnDelete();
+
+            $t->boolean('is_active')->default(true);
+            $t->text('notes')->nullable();
+
+            $t->timestamps();
+            $t->softDeletes();
+
+            $t->index(['company_id', 'category']);
+            $t->index(['company_id', 'is_active']);
+            $t->unique(['company_id', 'article']);
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('parts');
+    }
+};
diff --git a/database/migrations/2026_05_06_190003_create_purchases_tables.php b/database/migrations/2026_05_06_190003_create_purchases_tables.php
new file mode 100644
index 0000000..a2400aa
--- /dev/null
+++ b/database/migrations/2026_05_06_190003_create_purchases_tables.php
@@ -0,0 +1,57 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('purchases', function (Blueprint $t) {
+            $t->id();
+            $t->foreignId('company_id')->constrained()->cascadeOnDelete();
+            $t->string('number', 32);                          // P-26-0001
+            $t->foreignId('supplier_id')->nullable()->constrained()->nullOnDelete();
+            $t->date('order_date')->default(now());
+            $t->date('expected_at')->nullable();
+            $t->date('received_at')->nullable();
+            $t->date('paid_at')->nullable();
+            $t->string('status')->default('draft');            // draft / ordered / received / cancelled
+            $t->decimal('total', 12, 2)->default(0);
+            $t->text('notes')->nullable();
+
+            $t->timestamps();
+            $t->softDeletes();
+
+            $t->unique(['company_id', 'number']);
+            $t->index(['company_id', 'status']);
+            $t->index(['company_id', 'order_date']);
+        });
+
+        Schema::create('purchase_items', function (Blueprint $t) {
+            $t->id();
+            $t->foreignId('company_id')->constrained()->cascadeOnDelete();
+            $t->foreignId('purchase_id')->constrained()->cascadeOnDelete();
+            $t->foreignId('part_id')->nullable()->constrained()->nullOnDelete();
+
+            $t->string('name');
+            $t->string('article', 64)->nullable();
+            $t->decimal('qty', 10, 2)->default(1);
+            $t->string('unit', 16)->default('buc');
+            $t->decimal('buy_price', 10, 2)->default(0);
+            $t->decimal('total', 12, 2)->default(0);
+            $t->boolean('received')->default(false);
+
+            $t->timestamps();
+
+            $t->index(['company_id', 'purchase_id']);
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('purchase_items');
+        Schema::dropIfExists('purchases');
+    }
+};
diff --git a/database/migrations/2026_05_06_190004_add_part_id_to_wo_parts.php b/database/migrations/2026_05_06_190004_add_part_id_to_wo_parts.php
new file mode 100644
index 0000000..ba320db
--- /dev/null
+++ b/database/migrations/2026_05_06_190004_add_part_id_to_wo_parts.php
@@ -0,0 +1,23 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('wo_parts', function (Blueprint $t) {
+            $t->foreignId('part_id')->nullable()->after('work_order_id')->constrained('parts')->nullOnDelete();
+            $t->index(['company_id', 'part_id']);
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::table('wo_parts', function (Blueprint $t) {
+            $t->dropConstrainedForeignId('part_id');
+        });
+    }
+};
diff --git a/database/seeders/DatabaseSeeder.php b/database/seeders/DatabaseSeeder.php
index bbc6258..f25c27e 100644
--- a/database/seeders/DatabaseSeeder.php
+++ b/database/seeders/DatabaseSeeder.php
@@ -13,6 +13,10 @@ use App\Models\Tenant\Lead;
 use App\Models\Tenant\Post;
 use App\Models\Tenant\User;
 use App\Models\Tenant\Vehicle;
+use App\Models\Tenant\Part;
+use App\Models\Tenant\Purchase;
+use App\Models\Tenant\PurchaseItem;
+use App\Models\Tenant\Supplier;
 use App\Models\Tenant\WorkOrder;
 use App\Models\Tenant\WorkOrderPart;
 use App\Models\Tenant\WorkOrderWork;
@@ -316,6 +320,101 @@ class DatabaseSeeder extends Seeder
         );
         $wo->refresh()->recalcTotal();
 
+        // ─── Furnizori demo ───────────────────────────────────────
+        $sup1 = Supplier::firstOrCreate(
+            ['company_id' => $psauto->id, 'name' => 'AutoParts Moldova SRL'],
+            [
+                'contact_name' => 'Ion Popescu', 'phone' => '+373 22 123456',
+                'email' => 'sales@autoparts.md', 'website' => 'autoparts.md',
+                'pay_terms' => 'Net 30', 'delivery_days' => 1, 'rating' => 5,
+                'discount_pct' => 10, 'categories' => ['Frâne', 'Filtre', 'Ulei'],
+                'notes' => 'Furnizor principal',
+            ]
+        );
+        $sup2 = Supplier::firstOrCreate(
+            ['company_id' => $psauto->id, 'name' => 'Inter Cars Moldova'],
+            [
+                'contact_name' => 'Maria Lupu', 'phone' => '+373 22 654321',
+                'email' => 'md@intercars.eu', 'website' => 'intercars.eu',
+                'pay_terms' => 'Net 14', 'delivery_days' => 2, 'rating' => 4,
+                'discount_pct' => 8, 'categories' => ['Toate'],
+                'notes' => 'Catalog european larg',
+            ]
+        );
+
+        // ─── Piese demo ───────────────────────────────────────────
+        Part::firstOrCreate(
+            ['company_id' => $psauto->id, 'article' => 'SHU5W40'],
+            [
+                'name' => 'Ulei motor Shell Helix Ultra 5W-40 1L', 'brand' => 'Shell',
+                'category' => 'Ulei', 'qty' => 12, 'unit' => 'L', 'min_qty' => 5,
+                'buy_price' => 65, 'sell_price' => 85, 'location' => 'A1-M1',
+                'preferred_supplier_id' => $sup1->id,
+            ]
+        );
+        Part::firstOrCreate(
+            ['company_id' => $psauto->id, 'article' => 'W81180'],
+            [
+                'name' => 'Filtru ulei Mann W811/80', 'brand' => 'MANN',
+                'category' => 'Filtre', 'qty' => 8, 'unit' => 'buc', 'min_qty' => 3,
+                'buy_price' => 32, 'sell_price' => 45, 'location' => 'A2-M3',
+                'preferred_supplier_id' => $sup1->id,
+            ]
+        );
+        Part::firstOrCreate(
+            ['company_id' => $psauto->id, 'article' => 'P85020'],
+            [
+                'name' => 'Plăcuțe frână Brembo P85020', 'brand' => 'Brembo',
+                'category' => 'Frâne', 'qty' => 4, 'unit' => 'set', 'min_qty' => 2,
+                'buy_price' => 280, 'sell_price' => 350, 'location' => 'B2-M1',
+                'preferred_supplier_id' => $sup1->id,
+            ]
+        );
+        Part::firstOrCreate(
+            ['company_id' => $psauto->id, 'article' => 'AF12P'],
+            [
+                'name' => 'Antigel G12+ 1L', 'brand' => 'Bosch',
+                'category' => 'Lichide', 'qty' => 0, 'unit' => 'L', 'min_qty' => 10,
+                'buy_price' => 28, 'sell_price' => 35, 'location' => 'A3-M2',
+                'preferred_supplier_id' => $sup2->id,
+            ]
+        );
+        Part::firstOrCreate(
+            ['company_id' => $psauto->id, 'article' => 'BKR6E'],
+            [
+                'name' => 'Bujie NGK BKR6E', 'brand' => 'NGK',
+                'category' => 'Electrică', 'qty' => 16, 'unit' => 'buc', 'min_qty' => 4,
+                'buy_price' => 35, 'sell_price' => 45, 'location' => 'C1-M1',
+                'preferred_supplier_id' => $sup2->id,
+            ]
+        );
+
+        // ─── Achiziție demo ───────────────────────────────────────
+        $purchase = Purchase::firstOrCreate(
+            ['company_id' => $psauto->id, 'number' => 'P-26-0001'],
+            [
+                'supplier_id' => $sup1->id, 'order_date' => today()->subDays(7),
+                'expected_at' => today()->subDays(5), 'received_at' => today()->subDays(5),
+                'paid_at' => today()->subDays(5), 'status' => 'received',
+                'notes' => 'Plan stoc curent',
+            ]
+        );
+        $partOil = Part::where('company_id', $psauto->id)->where('article', 'SHU5W40')->first();
+        if ($partOil) {
+            PurchaseItem::firstOrCreate(
+                ['company_id' => $psauto->id, 'purchase_id' => $purchase->id, 'part_id' => $partOil->id],
+                ['name' => $partOil->name, 'article' => $partOil->article, 'qty' => 12, 'unit' => 'L', 'buy_price' => 65, 'received' => true]
+            );
+        }
+        $partFilter = Part::where('company_id', $psauto->id)->where('article', 'W81180')->first();
+        if ($partFilter) {
+            PurchaseItem::firstOrCreate(
+                ['company_id' => $psauto->id, 'purchase_id' => $purchase->id, 'part_id' => $partFilter->id],
+                ['name' => $partFilter->name, 'article' => $partFilter->article, 'qty' => 8, 'unit' => 'buc', 'buy_price' => 32, 'received' => true]
+            );
+        }
+        $purchase->refresh()->recalcTotal();
+
         app(TenantManager::class)->clear();
     }
 }