fix(checkout): disable cart access

src/app/shared/components/cart-icon/cart-icon.component.html

@@ -1,7 +1,9 @@
 <button
   type="button"
   [disabled]="disabled()"
+  [class.cart-icon--disabled]="disabled()"
   [attr.aria-label]="ariaLabel()"
+  [attr.aria-disabled]="disabled()"
   class="cart-icon"
 >
   <div class="cart-icon__container">

src/app/shared/components/cart-icon/cart-icon.component.scss

@@ -14,7 +14,9 @@
   color: #666666;
   cursor: pointer;
   outline: none;
-  transition: color 0.15s ease-in-out, transform 0.1s ease-in-out;
+  transition:
+    color 0.15s ease-in-out,
+    transform 0.1s ease-in-out;
   border-radius: 4px;
 
   // Active state subtle scale down
@@ -29,10 +31,12 @@
   }
 
   // Disabled state
-  &:disabled {
-    color: #A0A0A0;
+  &:disabled,
+  &.cart-icon--disabled {
+    color: #b8b8b8;
     cursor: not-allowed;
     pointer-events: none;
+    opacity: 0.45;
   }
 }
 
@@ -59,6 +63,11 @@
   line-height: 1;
 }
 
+.cart-icon:disabled .cart-icon__glyph,
+.cart-icon--disabled .cart-icon__glyph {
+  color: #b8b8b8;
+}
+
 .cart-icon__badge {
   position: absolute;
   top: -8px;

src/app/shared/components/cart-icon/cart-icon.component.spec.ts

@@ -6,7 +6,7 @@ import { CartIconComponent } from './cart-icon.component';
 describe('CartIconComponent', () => {
   beforeEach(async () => {
     await TestBed.configureTestingModule({
-      imports: [CartIconComponent]
+      imports: [CartIconComponent],
     }).compileComponents();
   });
 
@@ -20,7 +20,7 @@ describe('CartIconComponent', () => {
 
     return {
       fixture,
-      element: fixture.nativeElement as HTMLElement
+      element: fixture.nativeElement as HTMLElement,
     };
   }
 
@@ -47,9 +47,11 @@ describe('CartIconComponent', () => {
   });
 
   it('disables the button when disabled is true', () => {
-    const { element } = setup(undefined, true);
+    const { element } = setup(3, true);
     const button = element.querySelector('button');
     expect(button?.disabled).toBe(true);
+    expect(button?.classList).toContain('cart-icon--disabled');
+    expect(element.querySelector('[data-testid="cart-badge"]')).toBeNull();
   });
 
   it('enables the button when disabled is false', () => {

src/app/shared/components/cart-icon/cart-icon.component.ts

@@ -5,7 +5,7 @@ import { ChangeDetectionStrategy, Component, computed, input } from '@angular/co
   imports: [],
   templateUrl: './cart-icon.component.html',
   styleUrl: './cart-icon.component.scss',
-  changeDetection: ChangeDetectionStrategy.OnPush
+  changeDetection: ChangeDetectionStrategy.OnPush,
 })
 export class CartIconComponent {
   readonly quantity = input<number | null | undefined>(undefined);
@@ -13,6 +13,10 @@ export class CartIconComponent {
   readonly ariaLabel = input<string>('Carrito de compras');
 
   protected readonly hasQuantity = computed(() => {
+    if (this.disabled()) {
+      return false;
+    }
+
     const q = this.quantity();
     return q !== null && q !== undefined && q > 0;
   });