fix: make explore navigation explicit and add route loading indicator

app/app.vue

@@ -1,4 +1,5 @@
 <template>
+  <NuxtLoadingIndicator :height="3" />
   <NuxtLayout>
     <NuxtPage />
   </NuxtLayout>

app/composables/useCatalogSearch.ts

@@ -370,15 +370,29 @@ export function useCatalogSearch() {
   })
 
   const setCatalogMode = (newMode: CatalogMode) => {
-    const defaultSelect: SelectMode = selectMode.value
-      || (mapViewMode.value === 'hubs' ? 'hub'
-        : mapViewMode.value === 'suppliers' ? 'supplier'
-        : 'product')
+    const catalogPath = localePath('/catalog')
+    const isCatalogRoute = route.path.startsWith(catalogPath)
+
     if (newMode === 'explore') {
-      updateQuery({ mode: newMode, qty: null, select: defaultSelect })
-    } else {
-      updateQuery({ mode: newMode, select: defaultSelect })
+      // Always make Explore a clean navigation to map page without intermediate select state.
+      if (!isCatalogRoute) {
+        router.push({ path: catalogPath })
+        return
+      }
+
+      updateQuery({
+        mode: null,
+        qty: null,
+        select: null,
+        info: null,
+        infoTab: null,
+        infoProduct: null
+      })
+      return
     }
+
+    // Quote mode is a dedicated flow that starts from product step.
+    router.push({ path: localePath('/catalog/product') })
   }
 
   // Can search for offers (product + hub or product + supplier required)