diff --git a/frontend/src/shared/shell/KsAppShell.vue b/frontend/src/shared/shell/KsAppShell.vue
index 156bb702..cc11f5c1 100644
--- a/frontend/src/shared/shell/KsAppShell.vue
+++ b/frontend/src/shared/shell/KsAppShell.vue
@@ -122,11 +122,11 @@ onMounted(() => {
 
 .ks-app-shell__main {
   flex: 1;
-  overflow-y: auto;
-  overflow-x: hidden;
+  display: flex;
+  flex-direction: column;
+  overflow: hidden;
   padding: var(--ks-space-3);
   max-width: 100%;
-  scroll-behavior: smooth;
 }
 
 .ks-app-shell__main--collapsed {
diff --git a/frontend/src/shared/ui/layouts/PageLayout.vue b/frontend/src/shared/ui/layouts/PageLayout.vue
index 8f9e31fc..63ac6489 100644
--- a/frontend/src/shared/ui/layouts/PageLayout.vue
+++ b/frontend/src/shared/ui/layouts/PageLayout.vue
@@ -28,7 +28,7 @@ const showHelp = ref(false)
   </section>
 </template>
 <style scoped>
-.ks-page { max-width: var(--ks-content-max); margin: 0 auto; height: 100%; display: flex; flex-direction: column; gap: var(--ks-space-2); }
+.ks-page { width: 100%; max-width: var(--ks-content-max); margin: 0 auto; height: 100%; flex: 1; display: flex; flex-direction: column; gap: var(--ks-space-2); }
 .ks-page__header { display: flex; align-items: center; justify-content: space-between; gap: var(--ks-space-4); flex-shrink: 0; min-height: 32px; border-bottom: 1px solid var(--ks-color-neutral-200); padding-bottom: var(--ks-space-2); }
 .ks-page__title-box { display: flex; flex-direction: column; gap: var(--ks-space-1); }
 .ks-page__title-row { display: flex; align-items: center; gap: var(--ks-space-2); }