diff --git a/api/dropbox-proxy.js b/api/dropbox-proxy.js
new file mode 100644
index 0000000..79e06dd
--- /dev/null
+++ b/api/dropbox-proxy.js
@@ -0,0 +1,23 @@
+// Vercel serverless function — proxies the Dropbox file server-side (no CORS)
+export default async function handler(req, res) {
+  const fileUrl =
+    'https://dl.dropboxusercontent.com/scl/fi/nkyabkq2jdwfudof2ovrl/Data-Matrix.xlsx' +
+    '?rlkey=1cz5fuabwipqqivihii7sybw0&st=io0g4wvb&dl=1';
+
+  try {
+    const upstream = await fetch(fileUrl, {
+      headers: { 'User-Agent': 'Mozilla/5.0' },
+    });
+
+    if (!upstream.ok) {
+      return res.status(upstream.status).send(`Dropbox error: ${upstream.status}`);
+    }
+
+    const buffer = await upstream.arrayBuffer();
+    res.setHeader('Content-Type', 'application/octet-stream');
+    res.setHeader('Cache-Control', 'no-store');
+    res.send(Buffer.from(buffer));
+  } catch (err) {
+    res.status(500).send('Proxy error: ' + err.message);
+  }
+}
diff --git a/src/App.tsx b/src/App.tsx
index f23bf24..f2e1957 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -24,8 +24,11 @@ export default function App() {
 
   useEffect(() => {
     const loadDefaultData = async () => {
-      // Use Vite's dev proxy to avoid CORS issues
-      const fileUrl = '/dropbox-file/scl/fi/nkyabkq2jdwfudof2ovrl/Data-Matrix.xlsx?rlkey=1cz5fuabwipqqivihii7sybw0&st=io0g4wvb&dl=1';
+      // In dev: Vite proxy handles /dropbox-file (see vite.config.ts)
+      // In prod: Vercel serverless function at /api/dropbox-proxy handles it
+      const fileUrl = import.meta.env.DEV
+        ? '/dropbox-file/scl/fi/nkyabkq2jdwfudof2ovrl/Data-Matrix.xlsx?rlkey=1cz5fuabwipqqivihii7sybw0&st=io0g4wvb&dl=1'
+        : '/api/dropbox-proxy';
 
       setIsLoadingDefault(true);
       setDefaultLoadError(null);
diff --git a/src/components/ProductDescriptions.tsx b/src/components/ProductDescriptions.tsx
index dc7a1ac..04a157a 100644
--- a/src/components/ProductDescriptions.tsx
+++ b/src/components/ProductDescriptions.tsx
@@ -76,6 +76,14 @@ export function ProductDescriptions({ data, onEdit }: ProductDescriptionsProps)
   };
 
   const getRowColor = (row: ExcelRow) => {
+    // EOL Rule: OOC Classification and 0 stock (Item Available)
+    const classification = String(row[COLUMNS.CLASSIFICATION] || '').toUpperCase();
+    const stock = Number(row[COLUMNS.ITEM_AVAILABLE] || 0);
+
+    if (classification === 'OOC' && stock === 0) {
+      return 'bg-yellow-500/10 hover:bg-yellow-500/20'; // EOL Highlight
+    }
+
     const fields = [row[COLUMNS.LONG_DE], row[COLUMNS.LONG_EN], row[COLUMNS.SHORT_DE], row[COLUMNS.SHORT_EN]];
     const filled = fields.filter(Boolean).length;
     if (filled === 4) return 'bg-green-900/10 hover:bg-green-900/20';
@@ -83,8 +91,17 @@ export function ProductDescriptions({ data, onEdit }: ProductDescriptionsProps)
     return 'bg-yellow-900/10 hover:bg-yellow-900/20';
   };
 
-  const Badge = ({ content }: { content: any }) => {
+  const Badge = ({ content, row }: { content: any, row: ExcelRow }) => {
     if (content) return <span className="inline-flex items-center px-2 py-0.5 rounded text-xs font-medium bg-green-500/20 text-green-400 border border-green-500/30">✓</span>;
+    
+    // EOL Exception
+    const classification = String(row[COLUMNS.CLASSIFICATION] || '').toUpperCase();
+    const stock = Number(row[COLUMNS.ITEM_AVAILABLE] || 0);
+    
+    if (classification === 'OOC' && stock === 0) {
+        return <span className="inline-flex items-center px-2 py-0.5 rounded text-xs font-medium bg-yellow-500/20 text-yellow-400 border border-yellow-500/30">EOL not neccessary</span>;
+    }
+
     return <span className="inline-flex items-center px-2 py-0.5 rounded text-xs font-medium bg-red-500/20 text-red-400 border border-red-500/30">✗ Missing</span>;
   };
 
@@ -184,10 +201,10 @@ export function ProductDescriptions({ data, onEdit }: ProductDescriptionsProps)
                   <td className="px-4 py-3 font-medium text-white max-w-[300px] truncate" title={row[COLUMNS.ARTICLE_NAME]}>{row[COLUMNS.ARTICLE_NAME]}</td>
                   <td className="px-4 py-3 text-slate-300">{row[COLUMNS.LINE]}</td>
                   <td className="px-4 py-3 text-slate-300">{row[COLUMNS.LICENSE]}</td>
-                  <td className="px-4 py-3"><Badge content={row[COLUMNS.LONG_DE]} /></td>
-                  <td className="px-4 py-3"><Badge content={row[COLUMNS.LONG_EN]} /></td>
-                  <td className="px-4 py-3"><Badge content={row[COLUMNS.SHORT_DE]} /></td>
-                  <td className="px-4 py-3"><Badge content={row[COLUMNS.SHORT_EN]} /></td>
+                  <td className="px-4 py-3"><Badge content={row[COLUMNS.LONG_DE]} row={row} /></td>
+                  <td className="px-4 py-3"><Badge content={row[COLUMNS.LONG_EN]} row={row} /></td>
+                  <td className="px-4 py-3"><Badge content={row[COLUMNS.SHORT_DE]} row={row} /></td>
+                  <td className="px-4 py-3"><Badge content={row[COLUMNS.SHORT_EN]} row={row} /></td>
                   <td className="px-4 py-3 text-right">
                     <button
                       onClick={() => onEdit(index)}
diff --git a/src/types.ts b/src/types.ts
index f0f91d9..f3d9e65 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -22,5 +22,7 @@ export const COLUMNS = {
   LONG_EN: 63,
   SHORT_DE: 64,
   SHORT_EN: 65,
-  RECOMMENDED_AGE: 67
+  RECOMMENDED_AGE: 67,
+  CLASSIFICATION: 1, // Classification
+  ITEM_AVAILABLE: 14  // Item Available
 };
diff --git a/vercel.json b/vercel.json
index b004117..74271fb 100644
--- a/vercel.json
+++ b/vercel.json
@@ -1,8 +1,7 @@
 {
-  "rewrites": [
-    {
-      "source": "/dropbox-file/:path*",
-      "destination": "https://dl.dropboxusercontent.com/:path*"
+  "functions": {
+    "api/dropbox-proxy.js": {
+      "runtime": "nodejs20.x"
     }
-  ]
+  }
 }