Add quote calculations support

app/components/catalog/QuotePanel.vue

@@ -4,7 +4,7 @@
     <div class="flex-shrink-0 p-4 border-b border-white/10">
       <div class="flex items-center justify-between">
         <h3 class="font-semibold text-base text-white">{{ $t('catalog.headers.offers') }}</h3>
-        <span class="badge badge-neutral">{{ offers.length }}</span>
+        <span class="badge badge-neutral">{{ totalOffers }}</span>
       </div>
     </div>
 
@@ -119,6 +119,13 @@ const offersWithPrice = computed(() =>
   (props.offers || []).filter(o => o?.pricePerUnit != null)
 )
 
+const totalOffers = computed(() => {
+  if (props.calculations?.length) {
+    return props.calculations.reduce((sum, calc) => sum + (calc.offers?.length || 0), 0)
+  }
+  return props.offers.length
+})
+
 const offerGroups = computed<OfferGroup[]>(() => {
   if (props.calculations?.length) return props.calculations
   return offersWithPrice.value.map(offer => ({