diff --git a/pos/static/js/inventory.js b/pos/static/js/inventory.js
index d977bce..4d78501 100644
--- a/pos/static/js/inventory.js
+++ b/pos/static/js/inventory.js
@@ -6,10 +6,10 @@
     'use strict';
 
     var API = '/pos/api/inventory';
-    var token = localStorage.getItem('pos_token');
-    if (!token) { window.location.href = '/pos/login'; return; }
+    function getToken() { return localStorage.getItem('pos_token') || ''; }
+    if (!getToken()) { window.location.href = '/pos/login'; return; }
 
-    var headers = { 'Authorization': 'Bearer ' + token, 'Content-Type': 'application/json' };
+    function authHeaders() { return { 'Authorization': 'Bearer ' + getToken(), 'Content-Type': 'application/json' }; }
     var currentPage = 1;
     var currentSearch = '';
     var draftCountId = null;
@@ -37,7 +37,7 @@
 
     // Load compatibility source setting
     (function loadCompatSource() {
-        fetch('/pos/api/config/vehicle-compat-source', { headers: { 'Authorization': 'Bearer ' + token } })
+        fetch('/pos/api/config/vehicle-compat-source', { headers: { 'Authorization': 'Bearer ' + getToken() } })
             .then(function(r) { return r.json(); })
             .then(function(d) {
                 if (d.source) compatSource = d.source;
@@ -46,7 +46,7 @@
 
     // --- API helper ---
     function apiFetch(url, opts) {
-        return fetch(url, Object.assign({ headers: headers }, opts || {}))
+        return fetch(url, Object.assign({ headers: authHeaders() }, opts || {}))
             .then(function (resp) {
                 if (resp.status === 401) {
                     localStorage.removeItem('pos_token');
@@ -128,7 +128,7 @@
         var d3 = parseFloat(document.getElementById('tierDisc3').value) || 0;
         fetch(API + '/tier-discounts', {
             method: 'PUT',
-            headers: { 'Authorization': 'Bearer ' + token, 'Content-Type': 'application/json' },
+            headers: { 'Authorization': 'Bearer ' + getToken(), 'Content-Type': 'application/json' },
             body: JSON.stringify({ discount_pct_2: d2, discount_pct_3: d3 })
         }).then(function(r) { return r.json(); })
           .then(function(res) {
@@ -527,7 +527,7 @@
         fetch(API + '/items/bulk-import', {
             method: 'POST',
             headers: {
-                'Authorization': 'Bearer ' + token,
+                'Authorization': 'Bearer ' + getToken(),
                 'X-Import-Mode': mode,
                 'X-Import-Strategy': strategy
             },
@@ -1134,10 +1134,9 @@
 
     function deleteItem(itemId) {
         if (!confirm('¿Eliminar este artículo del inventario? Se mantendrán los registros históricos.')) return;
-        var token = localStorage.getItem('pos_token') || '';
         fetch(API + '/items/' + itemId, {
             method: 'DELETE',
-            headers: token ? { 'Authorization': 'Bearer ' + token } : {}
+            headers: getToken() ? { 'Authorization': 'Bearer ' + getToken() } : {}
         }).then(function(r) { return r.json(); })
           .then(function(data) {
               if (data.error) { showToast(data.error, 'error', { title: 'Error al eliminar' }); return; }
@@ -1190,7 +1189,7 @@
         var ids = Array.from(selectedItems);
         fetch('/pos/api/marketplace-ext/inventory-check', {
             method: 'POST',
-            headers: { 'Authorization': 'Bearer ' + token, 'Content-Type': 'application/json' },
+            headers: { 'Authorization': 'Bearer ' + getToken(), 'Content-Type': 'application/json' },
             body: JSON.stringify({ inventory_ids: ids })
         }).then(function(r){ return r.json(); })
           .then(function(data) {
@@ -1245,7 +1244,7 @@
         formData.append('file', file);
         fetch('/pos/api/inventory/items/' + itemId + '/image', {
             method: 'POST',
-            headers: { 'Authorization': 'Bearer ' + token },
+            headers: { 'Authorization': 'Bearer ' + getToken() },
             body: formData
         }).then(function(r){ return r.json(); })
           .then(function(data) {
@@ -1270,7 +1269,7 @@
         clearTimeout(meliCategorySearchTimeout);
         resultsDiv.innerHTML = '<div class="meli-cat-dropdown"><div class="meli-cat-loading">Buscando...</div></div>';
         meliCategorySearchTimeout = setTimeout(function() {
-            fetch('/pos/api/marketplace-ext/categories?q=' + encodeURIComponent(q), { headers: { 'Authorization': 'Bearer ' + token, 'Content-Type': 'application/json' } })
+            fetch('/pos/api/marketplace-ext/categories?q=' + encodeURIComponent(q), { headers: { 'Authorization': 'Bearer ' + getToken(), 'Content-Type': 'application/json' } })
                 .then(function(r) { return r.json(); })
                 .then(function(data) {
                     var cats = data.categories || [];
@@ -1317,7 +1316,7 @@
         var section = document.getElementById('meliAttrsSection');
         grid.innerHTML = '<p style="color:var(--color-text-muted);font-size:var(--text-caption);">Cargando atributos...</p>';
         section.style.display = 'block';
-        fetch('/pos/api/marketplace-ext/categories/' + encodeURIComponent(categoryId) + '/attributes', { headers: { 'Authorization': 'Bearer ' + token } })
+        fetch('/pos/api/marketplace-ext/categories/' + encodeURIComponent(categoryId) + '/attributes', { headers: { 'Authorization': 'Bearer ' + getToken() } })
             .then(function(r){ return r.json(); })
             .then(function(data) {
                 meliCategoryAttrs = data.attributes || [];
@@ -1446,7 +1445,7 @@
         resultEl.innerHTML = '<span style="color:var(--color-text-muted);">Validando con MercadoLibre...</span>';
         fetch('/pos/api/marketplace-ext/listings/validate', {
             method: 'POST',
-            headers: { 'Authorization': 'Bearer ' + token, 'Content-Type': 'application/json' },
+            headers: { 'Authorization': 'Bearer ' + getToken(), 'Content-Type': 'application/json' },
             body: JSON.stringify({
                 inventory_ids: ids,
                 category_id: categoryId,
@@ -1536,7 +1535,7 @@
         var maxAttempts = 60; // 2 min
         var interval = setInterval(function() {
             attempts++;
-            fetch('/pos/api/marketplace-ext/listings/async/' + encodeURIComponent(taskId), { headers: { 'Authorization': 'Bearer ' + token } })
+            fetch('/pos/api/marketplace-ext/listings/async/' + encodeURIComponent(taskId), { headers: { 'Authorization': 'Bearer ' + getToken() } })
                 .then(function(r){ return r.json(); })
                 .then(function(data) {
                     if (data.status === 'done') {
@@ -1573,7 +1572,7 @@
         resultEl.innerHTML = '<span style="color:var(--color-text-muted);">' + (useAsync ? 'Encolando ' : 'Publicando ') + ids.length + ' producto(s)...</span>';
         fetch(endpoint, {
             method: 'POST',
-            headers: { 'Authorization': 'Bearer ' + token, 'Content-Type': 'application/json' },
+            headers: { 'Authorization': 'Bearer ' + getToken(), 'Content-Type': 'application/json' },
             body: JSON.stringify({
                 inventory_ids: ids,
                 category_id: categoryId,
@@ -1632,7 +1631,7 @@
             if (statusEl) statusEl.textContent = 'Subiendo...';
             fetch(API + '/items/' + itemId + '/image', {
                 method: 'POST',
-                headers: { 'Authorization': 'Bearer ' + token },
+                headers: { 'Authorization': 'Bearer ' + getToken() },
                 body: fd
             })
             .then(function (r) { return r.json(); })
@@ -1655,7 +1654,7 @@
         if (!confirm('Eliminar imagen de este producto?')) return;
         fetch(API + '/items/' + itemId + '/image', {
             method: 'DELETE',
-            headers: { 'Authorization': 'Bearer ' + token }
+            headers: { 'Authorization': 'Bearer ' + getToken() }
         })
         .then(function (r) { return r.json(); })
         .then(function (result) {
@@ -1765,7 +1764,7 @@
                     ? '/pos/api/catalog/part/' + catalogPartId
                     : '/pos/api/catalog/search?q=' + encodeURIComponent(partNumber);
 
-                fetch(url, { headers: { 'Authorization': 'Bearer ' + token } })
+                fetch(url, { headers: { 'Authorization': 'Bearer ' + getToken() } })
                     .then(function(r) { return r.json(); })
                     .then(function(d) {
                         var el = document.getElementById('crossRefContent');
@@ -1777,7 +1776,7 @@
                         // If it was a search, get alternatives from first result
                         if (!catalogPartId && d.data && d.data.length > 0) {
                             // Fetch detail for first match
-                            fetch('/pos/api/catalog/part/' + d.data[0].id_part, { headers: { 'Authorization': 'Bearer ' + token } })
+                            fetch('/pos/api/catalog/part/' + d.data[0].id_part, { headers: { 'Authorization': 'Bearer ' + getToken() } })
                                 .then(function(r2) { return r2.json(); })
                                 .then(function(d2) {
                                     renderCrossRefs(el, d2.alternatives || [], d2.bodegas || []);
@@ -1850,7 +1849,7 @@
 
             // Load SKU aliases
             (function loadSkuAliases() {
-                fetch('/pos/api/inventory/items/' + itemId + '/skus', { headers: { 'Authorization': 'Bearer ' + token } })
+                fetch('/pos/api/inventory/items/' + itemId + '/skus', { headers: { 'Authorization': 'Bearer ' + getToken() } })
                     .then(function(r) { return r.json(); })
                     .then(function(d) {
                         var el = document.getElementById('skuAliasContent');
@@ -1882,7 +1881,7 @@
 
             // Load vehicle compatibilities and makes
             (function loadCompatPanel() {
-                fetch('/pos/api/inventory/items/' + itemId + '/vehicles', { headers: { 'Authorization': 'Bearer ' + token } })
+                fetch('/pos/api/inventory/items/' + itemId + '/vehicles', { headers: { 'Authorization': 'Bearer ' + getToken() } })
                     .then(function(r) { return r.json(); })
                     .then(function(d) {
                         var el = document.getElementById('compatContent');
@@ -1908,7 +1907,7 @@
                     });
 
                 // Load makes
-                fetch('/pos/api/inventory/vehicles/makes', { headers: { 'Authorization': 'Bearer ' + token } })
+                fetch('/pos/api/inventory/vehicles/makes', { headers: { 'Authorization': 'Bearer ' + getToken() } })
                     .then(function(r) { return r.json(); })
                     .then(function(d) {
                         var sel = document.getElementById('manualMake');
@@ -1952,7 +1951,7 @@
     function autoMatchCompat(itemId) {
         fetch('/pos/api/inventory/items/' + itemId + '/vehicles/auto-match', {
             method: 'POST',
-            headers: { 'Authorization': 'Bearer ' + token }
+            headers: { 'Authorization': 'Bearer ' + getToken() }
         }).then(function(r) { return r.json(); })
           .then(function(d) {
               var msg = '';
@@ -1975,7 +1974,7 @@
         if (!confirm('Quitar compatibilidad con este vehiculo?')) return;
         fetch('/pos/api/inventory/items/' + itemId + '/vehicles/' + compatId, {
             method: 'DELETE',
-            headers: { 'Authorization': 'Bearer ' + token }
+            headers: { 'Authorization': 'Bearer ' + getToken() }
         }).then(function(r) { return r.json(); })
           .then(function() {
               viewProductDetail(itemId);
@@ -2008,7 +2007,7 @@
             modelSel.innerHTML = '<option value="">Selecciona marca</option>';
             return;
         }
-        fetch('/pos/api/inventory/vehicles/models?brand_id=' + brandId, { headers: { 'Authorization': 'Bearer ' + token } })
+        fetch('/pos/api/inventory/vehicles/models?brand_id=' + brandId, { headers: { 'Authorization': 'Bearer ' + getToken() } })
             .then(function(r) { return r.json(); })
             .then(function(d) {
                 var opts = '<option value="">Selecciona modelo</option>';
@@ -2034,7 +2033,7 @@
             yearSel.innerHTML = '<option value="">Selecciona modelo</option>';
             return;
         }
-        fetch('/pos/api/inventory/vehicles/years?model_id=' + modelId, { headers: { 'Authorization': 'Bearer ' + token } })
+        fetch('/pos/api/inventory/vehicles/years?model_id=' + modelId, { headers: { 'Authorization': 'Bearer ' + getToken() } })
             .then(function(r) { return r.json(); })
             .then(function(d) {
                 var opts = '<option value="">Selecciona ano</option>';
@@ -2060,7 +2059,7 @@
             engineSel.innerHTML = '<option value="">Selecciona ano</option>';
             return;
         }
-        fetch('/pos/api/inventory/vehicles/engines?model_id=' + modelId + '&year_id=' + yearId, { headers: { 'Authorization': 'Bearer ' + token } })
+        fetch('/pos/api/inventory/vehicles/engines?model_id=' + modelId + '&year_id=' + yearId, { headers: { 'Authorization': 'Bearer ' + getToken() } })
             .then(function(r) { return r.json(); })
             .then(function(d) {
                 var opts = '<option value="">Selecciona motor</option>';
@@ -2088,7 +2087,7 @@
         }
         fetch('/pos/api/inventory/items/' + itemId + '/vehicles/manual', {
             method: 'POST',
-            headers: { 'Authorization': 'Bearer ' + token, 'Content-Type': 'application/json' },
+            headers: { 'Authorization': 'Bearer ' + getToken(), 'Content-Type': 'application/json' },
             body: JSON.stringify({ make: make, model: model, year: parseInt(year), engine: engine, engine_code: engineCode })
         }).then(function(r) { return r.json(); })
           .then(function(d) {
@@ -2106,7 +2105,7 @@
         if (!sku) { alert('Ingresa un SKU'); return; }
         fetch('/pos/api/inventory/items/' + itemId + '/skus', {
             method: 'POST',
-            headers: { 'Authorization': 'Bearer ' + token, 'Content-Type': 'application/json' },
+            headers: { 'Authorization': 'Bearer ' + getToken(), 'Content-Type': 'application/json' },
             body: JSON.stringify({ sku: sku, label: label })
         }).then(function(r) { return r.json(); })
           .then(function(d) {
@@ -2119,7 +2118,7 @@
         if (!confirm('Eliminar este SKU alternativo?')) return;
         fetch('/pos/api/inventory/items/' + itemId + '/skus/' + aliasId, {
             method: 'DELETE',
-            headers: { 'Authorization': 'Bearer ' + token }
+            headers: { 'Authorization': 'Bearer ' + getToken() }
         }).then(function(r) { return r.json(); })
           .then(function() {
               viewProductDetail(itemId);
diff --git a/pos/templates/inventory.html b/pos/templates/inventory.html
index 93a1ab9..bbfebd3 100644
--- a/pos/templates/inventory.html
+++ b/pos/templates/inventory.html
@@ -1067,7 +1067,7 @@
   <script src="/pos/static/js/pos-utils.js?v=33" defer></script>
   <script src="/pos/static/js/sidebar.js?v=44" defer></script>
   <script src="/pos/static/js/virtual-scroll.js?v=33" defer></script>
-  <script src="/pos/static/js/inventory.js?v=37" defer></script>
+  <script src="/pos/static/js/inventory.js?v=38" defer></script>
   <script src="/pos/static/js/offline-banner.js" defer></script>
   <script src="/pos/static/js/sync-engine.js" defer></script>
   <script>if('serviceWorker' in navigator){navigator.serviceWorker.register('/pos/sw.js',{scope:'/pos/'});}</script>