diff --git a/nuxt4/app/components/WindowTitleBar.vue b/nuxt4/app/components/WindowTitleBar.vue
index 08c6095..014b862 100644
--- a/nuxt4/app/components/WindowTitleBar.vue
+++ b/nuxt4/app/components/WindowTitleBar.vue
@@ -72,8 +72,11 @@ onMounted(() => {
   transition: all 0.3s ease;
   /* Bloquear interacción con elementos debajo */
   pointer-events: auto;
-  /* Eliminar cualquier margen o gap */
+  /* Eliminar cualquier margen, gap o border */
   margin: 0;
+  border: none;
+  border-bottom: none;
+  box-shadow: none;
 }
 
 .titlebar-content {
diff --git a/nuxt4/app/components/auth/ApplicationsList.vue b/nuxt4/app/components/auth/ApplicationsList.vue
index 0fe80a0..67b11a6 100644
--- a/nuxt4/app/components/auth/ApplicationsList.vue
+++ b/nuxt4/app/components/auth/ApplicationsList.vue
@@ -11,6 +11,27 @@
         </UBadge>
       </div>
 
+      <!-- Campo de búsqueda -->
+      <div class="search-section">
+        <div class="search-input-wrapper">
+          <UIcon name="i-heroicons-magnifying-glass" class="search-icon" />
+          <input
+            v-model="searchQuery"
+            type="text"
+            placeholder="Buscar aplicaciones..."
+            class="search-input"
+          />
+          <button
+            v-if="searchQuery"
+            @click="searchQuery = ''"
+            class="search-clear"
+            title="Limpiar búsqueda"
+          >
+            <UIcon name="i-heroicons-x-mark" class="w-4 h-4" />
+          </button>
+        </div>
+      </div>
+
       <!-- Filtros por grupos -->
       <div v-if="availableGroups.length > 0" class="filter-section">
         <button
@@ -127,9 +148,19 @@ const filtersCookie = useCookie<string[]>('app-filters', {
   default: () => []
 })
 
+// Cookie para persistir búsqueda
+const searchCookie = useCookie<string>('app-search', {
+  maxAge: 60 * 60 * 24 * 7, // 1 semana
+  sameSite: 'lax',
+  default: () => ''
+})
+
 // Estado de filtros (inicializado desde cookie)
 const selectedGroups = ref<string[]>(filtersCookie.value || [])
 
+// Estado de búsqueda (inicializado desde cookie)
+const searchQuery = ref<string>(searchCookie.value || '')
+
 // Estado para iconos fallidos (para no intentar cargarlos de nuevo)
 const failedIcons = ref<Set<string>>(new Set())
 
@@ -202,21 +233,37 @@ const availableGroups = computed(() => {
   return Array.from(groups).sort()
 })
 
-// Filtrar aplicaciones según grupos seleccionados
+// Filtrar aplicaciones según grupos seleccionados y búsqueda
 const filteredApplications = computed(() => {
-  // Si no hay grupos seleccionados, mostrar todas
-  if (selectedGroups.value.length === 0) {
-    return applications.value
+  let filtered = applications.value
+
+  // Filtrar por grupos si hay grupos seleccionados
+  if (selectedGroups.value.length > 0) {
+    filtered = filtered.filter(app => {
+      if (!app.group) return false
+      const appGroups = app.group.split(',').map(g => g.trim())
+      return selectedGroups.value.some(selectedGroup =>
+        appGroups.includes(selectedGroup)
+      )
+    })
   }
 
-  // Filtrar apps que contengan al menos uno de los grupos seleccionados
-  return applications.value.filter(app => {
-    if (!app.group) return false
-    const appGroups = app.group.split(',').map(g => g.trim())
-    return selectedGroups.value.some(selectedGroup =>
-      appGroups.includes(selectedGroup)
-    )
-  })
+  // Filtrar por búsqueda si hay término de búsqueda
+  if (searchQuery.value.trim()) {
+    const search = searchQuery.value.toLowerCase().trim()
+    filtered = filtered.filter(app => {
+      // Buscar en nombre
+      const nameMatch = app.name.toLowerCase().includes(search)
+      // Buscar en URL
+      const urlMatch = app.launchUrl.toLowerCase().includes(search)
+      // Buscar en descripción
+      const descriptionMatch = app.description?.toLowerCase().includes(search) || false
+
+      return nameMatch || urlMatch || descriptionMatch
+    })
+  }
+
+  return filtered
 })
 
 // Toggle de selección de grupos
@@ -236,6 +283,11 @@ watch(selectedGroups, (newFilters) => {
   filtersCookie.value = newFilters
 })
 
+// Sincronizar con cookie cuando cambia la búsqueda
+watch(searchQuery, (newSearch) => {
+  searchCookie.value = newSearch
+})
+
 // Refrescar automáticamente cada 5 minutos
 const refreshInterval = setInterval(() => {
   refresh()
@@ -275,6 +327,81 @@ onUnmounted(() => {
   margin: 0;
 }
 
+.search-section {
+  margin-bottom: 1.5rem;
+}
+
+.search-input-wrapper {
+  position: relative;
+  display: flex;
+  align-items: center;
+  width: 100%;
+  max-width: 500px;
+}
+
+.search-icon {
+  position: absolute;
+  left: 1rem;
+  width: 1.25rem;
+  height: 1.25rem;
+  color: var(--color-gray-400);
+  pointer-events: none;
+  z-index: 1;
+}
+
+.search-input {
+  width: 100%;
+  padding: 0.75rem 3rem 0.75rem 3rem;
+  font-size: 0.9375rem;
+  font-weight: 500;
+  border-radius: 1rem;
+  background: rgba(255, 255, 255, 0.3);
+  backdrop-filter: blur(10px) saturate(150%);
+  border: 1px solid rgba(0, 0, 0, 0.08);
+  color: var(--color-gray-800);
+  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
+  box-shadow:
+    0 2px 6px 0 rgba(31, 38, 135, 0.08),
+    inset 0 1px 1px 0 rgba(255, 255, 255, 0.3);
+  outline: none;
+}
+
+.search-input::placeholder {
+  color: var(--color-gray-400);
+}
+
+.search-input:focus {
+  background: rgba(255, 255, 255, 0.4);
+  border-color: rgba(var(--color-primary-500), 0.3);
+  box-shadow:
+    0 4px 12px 0 rgba(var(--color-primary-500), 0.15),
+    0 0 0 3px rgba(var(--color-primary-500), 0.1),
+    inset 0 1px 1px 0 rgba(255, 255, 255, 0.4);
+}
+
+.search-clear {
+  position: absolute;
+  right: 0.75rem;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  width: 1.75rem;
+  height: 1.75rem;
+  border-radius: 0.5rem;
+  background: rgba(0, 0, 0, 0.05);
+  border: none;
+  color: var(--color-gray-500);
+  cursor: pointer;
+  transition: all 0.2s ease;
+  z-index: 1;
+}
+
+.search-clear:hover {
+  background: rgba(0, 0, 0, 0.1);
+  color: var(--color-gray-700);
+  transform: scale(1.1);
+}
+
 .filter-section {
   display: flex;
   flex-wrap: wrap;
@@ -555,4 +682,40 @@ onUnmounted(() => {
     inset 0 1px 1px 0 rgba(255, 255, 255, 0.1),
     inset 0 -1px 2px 0 rgba(var(--color-primary-500), 0.25) !important;
 }
+
+.dark .search-input {
+  background: rgba(255, 255, 255, 0.05) !important;
+  border-color: rgba(255, 255, 255, 0.1) !important;
+  color: var(--color-gray-200) !important;
+  box-shadow:
+    0 2px 6px 0 rgba(0, 0, 0, 0.3),
+    inset 0 1px 1px 0 rgba(255, 255, 255, 0.05) !important;
+}
+
+.dark .search-input::placeholder {
+  color: var(--color-gray-500) !important;
+}
+
+.dark .search-input:focus {
+  background: rgba(255, 255, 255, 0.08) !important;
+  border-color: rgba(var(--color-primary-500), 0.5) !important;
+  box-shadow:
+    0 4px 12px 0 rgba(var(--color-primary-500), 0.3),
+    0 0 0 3px rgba(var(--color-primary-500), 0.15),
+    inset 0 1px 1px 0 rgba(255, 255, 255, 0.08) !important;
+}
+
+.dark .search-icon {
+  color: var(--color-gray-500) !important;
+}
+
+.dark .search-clear {
+  background: rgba(255, 255, 255, 0.05) !important;
+  color: var(--color-gray-400) !important;
+}
+
+.dark .search-clear:hover {
+  background: rgba(255, 255, 255, 0.1) !important;
+  color: var(--color-gray-200) !important;
+}
 </style>