diff --git a/src/index.css b/src/index.css
index 327453a..022bc99 100644
--- a/src/index.css
+++ b/src/index.css
@@ -62,8 +62,8 @@
 }
 
 @layer base {
-  /* Thin overlay scrollbar — doesn't consume layout space */
   html {
+    overflow-x: hidden;
     scrollbar-width: thin;
     scrollbar-color: rgba(0,0,0,0.15) transparent;
   }