Unify inner page back headers

app/pages/client-orders/[id].vue

@@ -316,20 +316,11 @@ watch(
     </div>
 
     <template v-else>
-      <div class="surface-card rounded-3xl px-5 py-4">
-        <div class="flex flex-wrap items-center gap-3">
-          <NuxtLink to="/admin/orders" class="text-sm font-semibold text-[#0d854a]">
-            ← Назад к заказам клиентов
-          </NuxtLink>
-          <span class="hidden h-4 w-px bg-[#d8e4dd] md:block" />
-          <span class="text-[11px] font-semibold uppercase tracking-[0.18em] text-[#6a8a76]">
-            Заказ
-          </span>
-          <span class="text-lg font-black tracking-[-0.03em] text-[#123824]">
-            {{ currentOrderCode }}
-          </span>
-        </div>
-      </div>
+      <UiBackHeader
+        to="/admin/orders"
+        back-label="Назад к заказам клиентов"
+        :title="`Заказ ${currentOrderCode}`"
+      />
 
       <div class="space-y-4">
         <div class="surface-card rounded-3xl p-5">