Update content in about blocks to reflect new branding and messaging for various products. Key changes include rephrasing descriptions, updating titles, and modifying statistics to better align with the current offerings and mission statements. This enhances clarity and consistency across the platform.

blocks/checkout8.tsx

@@ -341,7 +341,7 @@ const Cart = ({ cartData, form }: CartProps) => {
       </div>
       <Separator />
       <div className="flex items-center justify-between">
-        <div>جمع کل</div>
+        <div>مبلغ قابل پرداخت</div>
         <Price>
           <PriceValue
             price={totalPrice}
@@ -899,7 +899,7 @@ const PaymentFieldsByMethod = ({ method }: { method: PaymentMethod }) => {
                   className="text-sm font-normal"
                   htmlFor="checkout-payment-cardholderName"
                 >
-                  نام دارنده کارت
+                  نام روی کارت
                                         </FieldLabel>
                 <Input
                   {...field}