diff --git a/app/pages/deep-research/index.vue b/app/pages/deep-research/index.vue
index bc93cdb2..359ab978 100644
--- a/app/pages/deep-research/index.vue
+++ b/app/pages/deep-research/index.vue
@@ -195,4 +195,9 @@ html:has(.research-gallery-page) body {
   margin: 0;
   overflow: hidden;
 }
+/* The site keeps room for a scrollbar on every page (scrollbar-gutter: stable, base/_globals.scss).
+   This page never scrolls, so on a desktop that room would only be an empty strip at the right edge. */
+html:has(.research-gallery-page) {
+  scrollbar-gutter: auto;
+}
 </style>