diff --git a/src/components/layout/StandaloneMenu.vue b/src/components/layout/StandaloneMenu.vue
index fa8353a..b174061 100644
--- a/src/components/layout/StandaloneMenu.vue
+++ b/src/components/layout/StandaloneMenu.vue
@@ -2,13 +2,16 @@
 import { ref, type Component } from 'vue'
 import { useI18n } from 'vue-i18n'
 import { useRouter } from 'vue-router'
-import { Menu } from 'lucide-vue-next'
+import { LogIn } from 'lucide-vue-next'
 import {
   Sheet,
   SheetContent,
   SheetTrigger,
 } from '@/components/ui/sheet'
+import { Avatar, AvatarFallback, AvatarImage } from '@/components/ui/avatar'
 import { Separator } from '@/components/ui/separator'
+import { useAuth } from '@/composables/useAuthService'
+import { useCurrentUserAvatar } from '@/composables/useCurrentUserAvatar'
 import ProfileSheetContent from './ProfileSheetContent.vue'
 
 export interface SidebarNavItem {
@@ -35,6 +38,9 @@ const { t } = useI18n()
 const router = useRouter()
 const open = ref(false)
 
+const { isAuthenticated } = useAuth()
+const { pictureUrl, displayName, fallbackInitial } = useCurrentUserAvatar()
+
 function handleClick(item: SidebarNavItem) {
   if (item.path) router.push(item.path)
   item.onClick?.()
@@ -46,11 +52,17 @@ function handleClick(item: SidebarNavItem) {
   <Sheet v-model:open="open">
     <SheetTrigger as-child>
       <button
-        class="fixed top-0 right-0 z-40 m-3 inline-flex items-center justify-center rounded-full border bg-background/90 backdrop-blur supports-[backdrop-filter]:bg-background/60 h-9 w-9 text-muted-foreground hover:text-foreground hover:bg-accent transition-colors shadow-sm"
+        class="fixed top-0 right-0 z-40 m-3 inline-flex items-center justify-center overflow-hidden rounded-full border bg-background/90 backdrop-blur supports-[backdrop-filter]:bg-background/60 h-9 w-9 text-muted-foreground hover:text-foreground hover:bg-accent transition-colors shadow-sm"
         style="margin-top: calc(env(safe-area-inset-top) + 0.75rem); margin-right: calc(env(safe-area-inset-right) + 0.75rem)"
-        :aria-label="t('common.nav.menu')"
+        :aria-label="isAuthenticated ? t('common.nav.profile') : t('common.nav.login')"
       >
-        <Menu class="w-5 h-5" />
+        <!-- Logged in: avatar (image, or first initial). Logged out: a
+             login icon. Opens the same profile/menu sheet either way. -->
+        <Avatar v-if="isAuthenticated" class="h-full w-full">
+          <AvatarImage v-if="pictureUrl" :src="pictureUrl" :alt="displayName ?? ''" />
+          <AvatarFallback>{{ fallbackInitial || '?' }}</AvatarFallback>
+        </Avatar>
+        <LogIn v-else class="w-5 h-5" />
       </button>
     </SheetTrigger>
     <SheetContent side="right" class="w-80 sm:w-96 max-w-full overflow-y-auto overflow-x-hidden">