diff --git a/src/app/core/services/catalog/catalog.interface.ts b/src/app/core/services/catalog/catalog.interface.ts
index ed700eb..2d98c11 100644
--- a/src/app/core/services/catalog/catalog.interface.ts
+++ b/src/app/core/services/catalog/catalog.interface.ts
@@ -1,6 +1,5 @@
 export interface Product {
   id: number;
-  tenant_codigo: string;
   category_id: number;
   brand_id: number | null;
   slug: string;
@@ -17,7 +16,7 @@ export interface ProductAttributeOption {
   value: string;
   label: string;
   sort_order: number;
-  metadata: Record<string, any> | null;
+  metadata: Record<string, unknown> | null;
 }
 
 export interface ProductAttribute {
@@ -25,19 +24,27 @@ export interface ProductAttribute {
   codigo: string;
   nombre: string;
   is_required: boolean;
-  metadata_schema: Record<string, any> | null;
+  metadata_schema: Record<string, unknown> | null;
   type: string;
   options: ProductAttributeOption[];
 }
 
 export interface ProductVariant {
-  variant_id: number;
+  id: number;
+  stock: number;
+  definitions: Record<string, string>;
   images: string[];
+}
+
+export interface ProductVariantMap {
+  variant_id: number;
+  stock: number;
   attributes: Record<string, string>;
 }
 
 export interface ProductDetail extends Product {
   attributes: ProductAttribute[];
-  default_variant: ProductVariant | null;
+  variants_map: ProductVariantMap[];
+  variant: ProductVariant | null;
 }
 
diff --git a/src/app/features/store/pages/product-detail-page/product-detail-page.component.ts b/src/app/features/store/pages/product-detail-page/product-detail-page.component.ts
index 2918d03..67beb3d 100644
--- a/src/app/features/store/pages/product-detail-page/product-detail-page.component.ts
+++ b/src/app/features/store/pages/product-detail-page/product-detail-page.component.ts
@@ -49,8 +49,8 @@ export class ProductDetailPageComponent implements OnInit, OnDestroy {
   protected readonly carouselImages = computed(() => {
     const prod = this.product();
     if (!prod) return [];
-    if (prod.default_variant?.images && prod.default_variant.images.length > 0) {
-      return prod.default_variant.images;
+    if (prod.variant?.images && prod.variant.images.length > 0) {
+      return prod.variant.images;
     }
     if (prod.images && prod.images.length > 0) {
       return prod.images;
@@ -181,7 +181,7 @@ export class ProductDetailPageComponent implements OnInit, OnDestroy {
   }
 
   private initializeSelections(product: ProductDetail): void {
-    const defaultVariant = product.default_variant;
+    const defaultVariant = product.variant;
     const selections: Record<number, number> = {};
 
     for (const attribute of product.attributes) {
@@ -202,7 +202,7 @@ export class ProductDetailPageComponent implements OnInit, OnDestroy {
       return null;
     }
 
-    const defaultValue = this.getDefaultVariantAttributeValue(attribute, variant.attributes);
+    const defaultValue = this.getDefaultVariantAttributeValue(attribute, variant.definitions);
     if (!defaultValue) {
       return null;
     }