diff --git a/src/lib/components/ProfileSwitcher.svelte b/src/lib/components/ProfileSwitcher.svelte
index acce166..a0013c5 100644
--- a/src/lib/components/ProfileSwitcher.svelte
+++ b/src/lib/components/ProfileSwitcher.svelte
@@ -24,11 +24,10 @@
 </script>
 
 <button class="chip" onclick={() => (showModal = true)} aria-label="Profil wechseln">
+  <span class="icon"><CircleUser size={20} strokeWidth={1.75} /></span>
   {#if profileStore.active}
-    <span class="emoji">{profileStore.active.avatar_emoji ?? '🙂'}</span>
     <span class="name">{profileStore.active.name}</span>
   {:else}
-    <span class="icon"><CircleUser size={20} strokeWidth={1.75} /></span>
     <span class="name">Profil wählen</span>
   {/if}
 </button>
@@ -105,9 +104,6 @@
   .chip:hover {
     background: #f4f8f5;
   }
-  .emoji {
-    font-size: 1.1rem;
-  }
   .icon {
     display: inline-flex;
     align-items: center;
diff --git a/src/routes/preview/+page.svelte b/src/routes/preview/+page.svelte
index 47a155a..865504a 100644
--- a/src/routes/preview/+page.svelte
+++ b/src/routes/preview/+page.svelte
@@ -90,7 +90,7 @@
             <span>Speichern…</span>
           {:else}
             <BookmarkPlus size={18} strokeWidth={2} />
-            <span>In meine Sammlung speichern</span>
+            <span>Rezept in Kochwas speichern</span>
           {/if}
         </button>
         <button type="button" class="btn ghost" onclick={() => history.back()}>Zurück</button>
diff --git a/src/routes/recipes/[id]/+page.svelte b/src/routes/recipes/[id]/+page.svelte
index 83e2334..9391c55 100644
--- a/src/routes/recipes/[id]/+page.svelte
+++ b/src/routes/recipes/[id]/+page.svelte
@@ -9,7 +9,9 @@
     Trash2,
     ChefHat,
     Check,
-    X
+    X,
+    Lightbulb,
+    LightbulbOff
   } from 'lucide-svelte';
   import RecipeView from '$lib/components/RecipeView.svelte';
   import StarRating from '$lib/components/StarRating.svelte';
@@ -225,29 +227,62 @@
     void wishlistStore.refresh();
   }
 
-  // Wake-Lock
+  // Wake-Lock — Bildschirm beim Kochen nicht dimmen lassen.
+  // Browser-API navigator.wakeLock.request('screen') verhindert auto-lock
+  // und -dimmen, solange der Tab sichtbar ist. Sobald der Tab in den
+  // Hintergrund geht, verliert der Sentinel seine Wirkung von selbst; wir
+  // re-requesten bei visibilitychange.
+  let wakeLockEnabled = $state(true);
   let wakeLock: WakeLockSentinel | null = null;
-  async function requestWakeLock() {
+
+  async function acquireWakeLock() {
+    if (wakeLock || !wakeLockEnabled) return;
     try {
       if ('wakeLock' in navigator) {
         wakeLock = await navigator.wakeLock.request('screen');
+        wakeLock.addEventListener('release', () => {
+          wakeLock = null;
+        });
       }
     } catch {
-      // silently ignore
+      // User hat es gecancelt oder Browser unterstützt es nicht — ignorieren
     }
   }
 
+  async function releaseWakeLock() {
+    if (!wakeLock) return;
+    try {
+      await wakeLock.release();
+    } catch {
+      // ignore
+    }
+    wakeLock = null;
+  }
+
+  function toggleWakeLock() {
+    wakeLockEnabled = !wakeLockEnabled;
+    if (typeof window !== 'undefined') {
+      localStorage.setItem('kochwas.wakeLock', wakeLockEnabled ? '1' : '0');
+    }
+    if (wakeLockEnabled) void acquireWakeLock();
+    else void releaseWakeLock();
+  }
+
   onMount(() => {
-    void requestWakeLock();
+    const stored = localStorage.getItem('kochwas.wakeLock');
+    if (stored !== null) wakeLockEnabled = stored === '1';
+    if (wakeLockEnabled) void acquireWakeLock();
     const onVisibility = () => {
-      if (document.visibilityState === 'visible' && !wakeLock) void requestWakeLock();
+      if (document.visibilityState === 'visible' && wakeLockEnabled && !wakeLock) {
+        void acquireWakeLock();
+      }
     };
     document.addEventListener('visibilitychange', onVisibility);
     return () => document.removeEventListener('visibilitychange', onVisibility);
   });
 
   onDestroy(() => {
-    if (wakeLock) void wakeLock.release();
+    void releaseWakeLock();
   });
 </script>
 
@@ -314,6 +349,22 @@
             <span class="count">({cookingLog.length})</span>
           {/if}
         </button>
+        <button
+          class="btn"
+          class:screen-on={wakeLockEnabled}
+          onclick={toggleWakeLock}
+          aria-label={wakeLockEnabled
+            ? 'Bildschirm bleibt an — zum Deaktivieren klicken'
+            : 'Bildschirm darf dimmen — zum Aktivieren klicken'}
+        >
+          {#if wakeLockEnabled}
+            <Lightbulb size={18} strokeWidth={2} />
+            <span>Bildschirm an</span>
+          {:else}
+            <LightbulbOff size={18} strokeWidth={2} />
+            <span>Bildschirm aus</span>
+          {/if}
+        </button>
         <button class="btn danger" onclick={deleteRecipe}>
           <Trash2 size={18} strokeWidth={2} />
           <span>Löschen</span>
@@ -476,6 +527,11 @@
     border-color: #b7d6c2;
     background: #eaf4ed;
   }
+  .btn.screen-on {
+    color: #b07e00;
+    border-color: #e6d48a;
+    background: #fff6d7;
+  }
   .btn.primary {
     background: #2b6a3d;
     color: white;