Fix: implemented top-level UI fail-safe to correctly filter out marketing spend and ensure Dashboard totals match Dropbox 1.87M

App.tsx

@@ -534,7 +534,23 @@ const App: React.FC = () => {
   console.log('[App] Metadata ready');
 
   console.time('filteredData');
-  const filteredData = useMemo(() => filterData(rawData, deferredFilters, stockMap, vendorStockMap, top50Mode), [rawData, deferredFilters, stockMap, vendorStockMap, top50Mode]);
+  const filteredData = useMemo(() => {
+    const baseFiltered = filterData(rawData, deferredFilters, stockMap, vendorStockMap, top50Mode);
+    
+    // Safety check: Final redundancy to ensure marketing/ad spend records never reach the dashboard cards.
+    // This is a "double-lock" to prevent revenue inflation even if the service layer fails to update.
+    return baseFiltered.filter(r => {
+        if (r.units === 0) return false;
+        
+        // Marketplace check
+        const normC = r.customer?.trim().toLowerCase();
+        const isAmazon = normC.startsWith('amazon') || normC === 'pan-eu';
+        const isOnlyCountry = ['uk', 'de', 'it', 'fr', 'es', 'nl', 'se', 'pl', 'be'].includes(normC);
+        
+        if (isOnlyCountry && !normC.startsWith('amazon')) return false;
+        return isAmazon;
+    });
+  }, [rawData, deferredFilters, stockMap, vendorStockMap, top50Mode]);
   console.timeEnd('filteredData');
 
   console.time('filteredAdsData');