diff --git a/assets/vue/app/domain/reader/presentation/components/InfiniteReader.vue b/assets/vue/app/domain/reader/presentation/components/InfiniteReader.vue
index be5636e..29fe30a 100644
--- a/assets/vue/app/domain/reader/presentation/components/InfiniteReader.vue
+++ b/assets/vue/app/domain/reader/presentation/components/InfiniteReader.vue
@@ -94,14 +94,14 @@ import ReaderPage from './ReaderPage.vue';
         });
     };
 
-    // Calcul de la hauteur du placeholder — miroir exact du maxWidth de ReaderPage
+    // Calcul de la hauteur du placeholder — miroir exact du maxWidth de ReaderPage, zoom inclus
     const getPlaceholderHeight = (page) => {
         const dims = page?.dimensions;
-        if (!dims?.width || !dims?.height) return 800;
+        if (!dims?.width || !dims?.height) return Math.round(800 * props.zoom);
         const displayWidth = windowWidth.value < 1200
             ? Math.min(dims.width, windowWidth.value * 0.95)
             : Math.min(dims.width, 1200);
-        return Math.round((dims.height / dims.width) * displayWidth);
+        return Math.round((dims.height / dims.width) * displayWidth * props.zoom);
     };
 
     const setupObservers = () => {
diff --git a/assets/vue/app/domain/reader/presentation/components/ReaderPage.vue b/assets/vue/app/domain/reader/presentation/components/ReaderPage.vue
index 36d88db..2cce8a6 100644
--- a/assets/vue/app/domain/reader/presentation/components/ReaderPage.vue
+++ b/assets/vue/app/domain/reader/presentation/components/ReaderPage.vue
@@ -87,13 +87,9 @@ import { useReaderStore } from '../../application/store/readerStore';
 
     const store = useReaderStore();
 
-    // En mode single : zoom via la propriété CSS `zoom` (affecte le layout → scrollbars naturelles)
-    // En mode infinite : zoom via transform: scale (pas d'impact layout souhaité)
+    // zoom via la propriété CSS `zoom` dans les deux modes (affecte le layout → pas de chevauchement en mode scroll)
     const containerStyle = computed(() => {
-        if (store.readingMode === 'single') {
-            return { zoom: props.zoom };
-        }
-        return { transform: `scale(${props.zoom})` };
+        return { zoom: props.zoom };
     });
 
     const imageRef = ref(null);