diff --git a/ui/src/features/assets/AssetsPanel.tsx b/ui/src/features/assets/AssetsPanel.tsx
index a7146fbc..97cee408 100644
--- a/ui/src/features/assets/AssetsPanel.tsx
+++ b/ui/src/features/assets/AssetsPanel.tsx
@@ -1,18 +1,19 @@
 import { useCallback, useEffect, useMemo, useRef, useState } from 'react'
+import type { ParseKeys } from 'i18next'
 import { Box, FileText, Film, Image as ImageIcon, Info, Loader2, Music2, RefreshCw, Search } from 'lucide-react'
 import { fetchAsset, fetchAssets, type AssetCatalogItem, type AssetKind } from '../../api/client'
 import { useStore } from '../../stores/useStore'
 import { useUiTranslation } from '../../i18n'
 
 const PAGE_SIZE = 100
-const kinds: Array<{ value: AssetKind | ''; label: string }> = [
-  { value: '', label: 'Todos' },
-  { value: 'image', label: 'Imágenes' },
-  { value: 'video', label: 'Vídeos' },
-  { value: 'audio', label: 'Audio' },
-  { value: 'model3d', label: '3D' },
-  { value: 'scene', label: 'Escenas' },
-  { value: 'document', label: 'Documentos' },
+const KIND_FILTERS: Array<{ value: AssetKind | ''; labelKey: ParseKeys<'navigation'> }> = [
+  { value: '', labelKey: 'tabs.all' },
+  { value: 'image', labelKey: 'tabs.images' },
+  { value: 'video', labelKey: 'tabs.videos' },
+  { value: 'audio', labelKey: 'tabs.audio' },
+  { value: 'model3d', labelKey: 'tabs.model3d' },
+  { value: 'scene', labelKey: 'tabs.scenes' },
+  { value: 'document', labelKey: 'tabs.documents' },
 ]
 
 function icon(kind: AssetKind) {
@@ -52,6 +53,7 @@ function AssetPreview({ asset }: { asset: AssetCatalogItem }) {
 export function AssetsPanel() {
   const { t } = useUiTranslation('navigation')
   const { t: tActivity } = useUiTranslation('activity')
+  const { t: tCommon } = useUiTranslation('common')
   const workspaces = useStore(state => state.workspaces)
   const loadWorkspaces = useStore(state => state.loadWorkspaces)
   const [assets, setAssets] = useState<AssetCatalogItem[]>([])
@@ -84,7 +86,7 @@ export function AssetsPanel() {
       setTotal(result.total)
     } catch (reason) {
       if (request === requestRef.current) {
-        setError(reason instanceof Error ? reason.message : 'No se pudo cargar el catálogo')
+        setError(reason instanceof Error ? reason.message : tActivity('catalog.loadFailed'))
       }
     } finally {
       if (request === requestRef.current) {
@@ -92,7 +94,7 @@ export function AssetsPanel() {
         setLoadingMore(false)
       }
     }
-  }, [kind, search, workspace])
+  }, [kind, search, tActivity, workspace])
 
   useEffect(() => { void loadWorkspaces() }, [loadWorkspaces])
   useEffect(() => { void load(false) }, [kind, load, search, workspace])
@@ -120,7 +122,7 @@ export function AssetsPanel() {
         <div className="flex items-center gap-1.5 text-sm font-semibold text-text-primary">
           <Box size={16} className="text-accent-blue" /> {t('headings.assets')}
         </div>
-        <span className="text-[10px] text-text-muted">{total} elementos en todas las ubicaciones</span>
+        <span className="text-[10px] text-text-muted">{tActivity('catalog.itemsAcrossLocations', { count: total })}</span>
         <div className="min-w-0 flex-1" />
         <form
           className="flex items-center gap-1 rounded-md border border-border bg-bg-secondary px-2"
@@ -130,20 +132,21 @@ export function AssetsPanel() {
           <input
             value={draftSearch}
             onChange={event => setDraftSearch(event.target.value)}
-            placeholder="Buscar prompt, modelo, herramienta…"
+            placeholder={tActivity('catalog.searchPlaceholder')}
+            aria-label={tCommon('actions.search')}
             className="w-52 bg-transparent py-1.5 text-xs text-text-primary outline-none"
           />
         </form>
         <select
-          aria-label="Asset kind"
+          aria-label={tActivity('catalog.kindFilter')}
           value={kind}
           onChange={event => setKind(event.target.value as AssetKind | '')}
           className="rounded-md border border-border bg-bg-secondary px-2 py-1.5 text-xs text-text-primary"
         >
-          {kinds.map(item => <option key={item.value} value={item.value}>{item.label}</option>)}
+          {KIND_FILTERS.map(item => <option key={item.value} value={item.value}>{t(item.labelKey)}</option>)}
         </select>
         <select
-          aria-label="Asset workspace"
+          aria-label={tActivity('catalog.workspaceFilter')}
           value={workspace}
           onChange={event => setWorkspace(event.target.value)}
           className="rounded-md border border-border bg-bg-secondary px-2 py-1.5 text-xs text-text-primary"
@@ -154,7 +157,8 @@ export function AssetsPanel() {
           type="button"
           onClick={() => void load(false)}
           className="rounded-md border border-border bg-bg-secondary p-1.5 text-text-muted hover:text-text-primary"
-          title="Actualizar catálogo"
+          title={tActivity('catalog.reload')}
+          aria-label={tCommon('actions.reload')}
         >
           <RefreshCw size={13} className={loading ? 'animate-spin' : ''} />
         </button>
@@ -163,7 +167,7 @@ export function AssetsPanel() {
       <div className="min-h-0 flex-1 overflow-y-auto p-3">
         {error && <div role="alert" className="mb-3 rounded-md border border-red-500/30 bg-red-500/10 p-3 text-xs text-red-300">{error}</div>}
         {loading && !assets.length ? (
-          <div className="flex h-full items-center justify-center gap-2 text-xs text-text-muted"><Loader2 size={16} className="animate-spin" /> Leyendo el catálogo…</div>
+          <div className="flex h-full items-center justify-center gap-2 text-xs text-text-muted"><Loader2 size={16} className="animate-spin" /> {tActivity('catalog.reading')}</div>
         ) : (
           <div className="grid grid-cols-1 gap-3 sm:grid-cols-2 xl:grid-cols-3 2xl:grid-cols-4">
             {assets.map(asset => (
@@ -191,7 +195,7 @@ export function AssetsPanel() {
             ))}
           </div>
         )}
-        {!loading && !assets.length && !error && <p className="p-8 text-center text-xs text-text-muted">No hay assets que coincidan con estos filtros.</p>}
+        {!loading && !assets.length && !error && <p className="p-8 text-center text-xs text-text-muted">{tActivity('catalog.empty')}</p>}
         {assets.length < total && (
           <button
             type="button"
@@ -199,7 +203,7 @@ export function AssetsPanel() {
             onClick={() => void load(true, assets.length)}
             className="mx-auto mt-4 flex items-center gap-2 rounded-md border border-border bg-bg-secondary px-4 py-2 text-xs text-text-secondary disabled:opacity-50"
           >
-            {loadingMore && <Loader2 size={13} className="animate-spin" />} Cargar más
+            {loadingMore && <Loader2 size={13} className="animate-spin" />} {tActivity('catalog.loadMore')}
           </button>
         )}
       </div>
diff --git a/ui/src/i18n/locales/en/activity.json b/ui/src/i18n/locales/en/activity.json
index 5906a948..b3f196f2 100644
--- a/ui/src/i18n/locales/en/activity.json
+++ b/ui/src/i18n/locales/en/activity.json
@@ -16,6 +16,18 @@
     "loadFailed": "Could not load Extra info",
     "prompt": "Prompt · {{name}}"
   },
+  "catalog": {
+    "itemsAcrossLocations_one": "{{count}} item across all locations",
+    "itemsAcrossLocations_other": "{{count}} items across all locations",
+    "searchPlaceholder": "Search prompt, model, tool…",
+    "kindFilter": "Asset kind",
+    "workspaceFilter": "Asset workspace",
+    "reload": "Refresh catalog",
+    "loadFailed": "Could not load the catalog",
+    "reading": "Reading the catalog…",
+    "empty": "No assets match these filters.",
+    "loadMore": "Load more"
+  },
   "collectionsHint": "Reference collections. They are not output folders.",
   "projectCount_one": "{{count}} project",
   "projectCount_other": "{{count}} projects",
diff --git a/ui/src/i18n/locales/en/navigation.json b/ui/src/i18n/locales/en/navigation.json
index ab2ab0ae..01f86de6 100644
--- a/ui/src/i18n/locales/en/navigation.json
+++ b/ui/src/i18n/locales/en/navigation.json
@@ -39,6 +39,7 @@
     "audio": "Audio",
     "model3d": "3D",
     "scenes": "Scenes",
+    "documents": "Documents",
     "storyLab": "Story Lab",
     "seriesLab": "Series Lab",
     "runs": "Runs",
diff --git a/ui/src/i18n/locales/es/activity.json b/ui/src/i18n/locales/es/activity.json
index 26f94264..a73c52fc 100644
--- a/ui/src/i18n/locales/es/activity.json
+++ b/ui/src/i18n/locales/es/activity.json
@@ -16,6 +16,18 @@
     "loadFailed": "No se pudo cargar Información adicional",
     "prompt": "Prompt · {{name}}"
   },
+  "catalog": {
+    "itemsAcrossLocations_one": "{{count}} elemento en todas las ubicaciones",
+    "itemsAcrossLocations_other": "{{count}} elementos en todas las ubicaciones",
+    "searchPlaceholder": "Buscar prompt, modelo, herramienta…",
+    "kindFilter": "Tipo de recurso",
+    "workspaceFilter": "Workspace del recurso",
+    "reload": "Actualizar catálogo",
+    "loadFailed": "No se pudo cargar el catálogo",
+    "reading": "Leyendo el catálogo…",
+    "empty": "No hay assets que coincidan con estos filtros.",
+    "loadMore": "Cargar más"
+  },
   "collectionsHint": "Colecciones de referencias. No son carpetas de salida.",
   "projectCount_one": "{{count}} proyecto",
   "projectCount_other": "{{count}} proyectos",
diff --git a/ui/src/i18n/locales/es/navigation.json b/ui/src/i18n/locales/es/navigation.json
index 0eb446ff..3cecd84c 100644
--- a/ui/src/i18n/locales/es/navigation.json
+++ b/ui/src/i18n/locales/es/navigation.json
@@ -39,6 +39,7 @@
     "audio": "Audio",
     "model3d": "3D",
     "scenes": "Escenas",
+    "documents": "Documentos",
     "storyLab": "Story Lab",
     "seriesLab": "Series Lab",
     "runs": "Ejecuciones",
diff --git a/ui/tests/assetsCatalog.test.mjs b/ui/tests/assetsCatalog.test.mjs
index 5b8da046..f602ceed 100644
--- a/ui/tests/assetsCatalog.test.mjs
+++ b/ui/tests/assetsCatalog.test.mjs
@@ -45,7 +45,34 @@ test('Assets is a first-class tab with its own panel, not a fake active workspac
   assert.match(panel, /tActivity\('inspector\.fullJson'\)/)
   assert.match(panel, /tActivity\('inspector\.loadFailed'\)/)
   assert.match(panel, /tCommon\('actions\.close'\)/)
+  assert.match(panel, /labelKey: 'tabs\.all'/)
+  assert.match(panel, /labelKey: 'tabs\.images'/)
+  assert.match(panel, /labelKey: 'tabs\.videos'/)
+  assert.match(panel, /labelKey: 'tabs\.audio'/)
+  assert.match(panel, /labelKey: 'tabs\.model3d'/)
+  assert.match(panel, /labelKey: 'tabs\.scenes'/)
+  assert.match(panel, /labelKey: 'tabs\.documents'/)
+  assert.match(panel, /tActivity\('catalog\.itemsAcrossLocations'/)
+  assert.match(panel, /tActivity\('catalog\.searchPlaceholder'\)/)
+  assert.match(panel, /tActivity\('catalog\.kindFilter'\)/)
+  assert.match(panel, /tActivity\('catalog\.workspaceFilter'\)/)
+  assert.match(panel, /tActivity\('catalog\.reload'\)/)
+  assert.match(panel, /tActivity\('catalog\.loadFailed'\)/)
+  assert.match(panel, /tActivity\('catalog\.reading'\)/)
+  assert.match(panel, /tActivity\('catalog\.empty'\)/)
+  assert.match(panel, /tActivity\('catalog\.loadMore'\)/)
+  assert.match(panel, /tCommon\('actions\.search'\)/)
+  assert.match(panel, /tCommon\('actions\.reload'\)/)
   assert.doesNotMatch(panel, /JSON completo/)
   assert.doesNotMatch(panel, /No se pudo cargar Extra info/)
+  assert.doesNotMatch(panel, /elementos en todas las ubicaciones/)
+  assert.doesNotMatch(panel, /Buscar prompt, modelo, herramienta/)
+  assert.doesNotMatch(panel, /Leyendo el catálogo/)
+  assert.doesNotMatch(panel, /No se pudo cargar el catálogo/)
+  assert.doesNotMatch(panel, /No hay assets que coincidan/)
+  assert.doesNotMatch(panel, /Actualizar catálogo/)
+  assert.doesNotMatch(panel, /Cargar más/)
+  assert.doesNotMatch(panel, /['"`]Asset kind['"`]/)
+  assert.doesNotMatch(panel, /['"`]Asset workspace['"`]/)
   assert.doesNotMatch(panel, /setActiveWorkspace|switchWorkspace/)
 })
diff --git a/ui/tests/i18nFoundation.test.tsx b/ui/tests/i18nFoundation.test.tsx
index f40c1187..4a6cb1b5 100644
--- a/ui/tests/i18nFoundation.test.tsx
+++ b/ui/tests/i18nFoundation.test.tsx
@@ -50,7 +50,10 @@ test('required glossary keys exist in both languages', async () => {
     ['navigation', 'entities.outputFolder'],
     ['navigation', 'filters.allWorkspaces'],
     ['navigation', 'outputFolder.uploads'],
+    ['navigation', 'tabs.documents'],
     ['activity', 'extraInfo'],
+    ['activity', 'catalog.loadMore'],
+    ['activity', 'catalog.searchPlaceholder'],
     ['common', 'sample.named'],
     ['navigation', 'labs.story'],
     ['navigation', 'labs.series'],
@@ -69,7 +72,10 @@ test('required glossary keys exist in both languages', async () => {
   assert.equal(i18n.t('title', { ns: 'wizard', lng: 'es' }), 'Pregunta al mago')
   assert.equal(i18n.t('entities.outputFolder', { ns: 'navigation', lng: 'es' }), 'Carpeta de salida')
   assert.equal(i18n.t('outputFolder.uploads', { ns: 'navigation', lng: 'es' }), 'Subidas')
+  assert.equal(i18n.t('tabs.documents', { ns: 'navigation', lng: 'es' }), 'Documentos')
   assert.equal(i18n.t('extraInfo', { ns: 'activity', lng: 'es' }), 'Información adicional')
+  assert.equal(i18n.t('catalog.loadMore', { ns: 'activity', lng: 'es' }), 'Cargar más')
+  assert.equal(i18n.t('catalog.reload', { ns: 'activity', lng: 'es' }), 'Actualizar catálogo')
   assert.equal(i18n.t('inspector.loadFailed', { ns: 'activity', lng: 'en' }), 'Could not load Extra info')
   assert.equal(i18n.t('inspector.loadFailed', { ns: 'activity', lng: 'es' }), 'No se pudo cargar Información adicional')
   assert.equal(i18n.t('actions.close', { ns: 'common', lng: 'es' }), 'Cerrar')
@@ -96,6 +102,11 @@ test('interpolation and pluralization stay in the catalog', async () => {
   assert.equal(i18n.t('assetCount', { ns: 'activity', count: 1 }), '1 recurso')
   assert.equal(i18n.t('productionCount', { ns: 'activity', count: 1 }), '1 producción')
   assert.equal(i18n.t('productionCount', { ns: 'activity', count: 2 }), '2 producciones')
+  assert.equal(i18n.t('catalog.itemsAcrossLocations', { ns: 'activity', count: 1 }), '1 elemento en todas las ubicaciones')
+  assert.equal(i18n.t('catalog.itemsAcrossLocations', { ns: 'activity', count: 3 }), '3 elementos en todas las ubicaciones')
+  await i18n.changeLanguage('en')
+  assert.equal(i18n.t('catalog.itemsAcrossLocations', { ns: 'activity', count: 1 }), '1 item across all locations')
+  assert.equal(i18n.t('catalog.itemsAcrossLocations', { ns: 'activity', count: 3 }), '3 items across all locations')
 })
 
 test('react interpolation keeps special characters as text without double-escaping', async () => {