diff --git a/apps/web/src/components/chat/ComposerSurface.tsx b/apps/web/src/components/chat/ComposerSurface.tsx
index cbd769d1cf2aed696979d13ec725614fd276f107..f168866f549fa6603e2944709a73f7dcdd9b36d8 100644
--- a/apps/web/src/components/chat/ComposerSurface.tsx
+++ b/apps/web/src/components/chat/ComposerSurface.tsx
@@ -69,7 +69,7 @@ function Main({ className, ...props }: ComponentProps<"div">) {
         "group-data-model-strip-transition/composer-surface:bg-(--chat-composer-glass-surface)/(--glass-opacity) group-data-model-strip-transition/composer-surface:backdrop-blur-(--glass-blur) group-data-model-strip-transition/composer-surface:backdrop-saturate-(--glass-saturation)",
         outlineClasses,
         contextSeamClasses,
-        "after:z-20 after:hidden group-has-data-[composer-banner-surface=attached]/composer-surface:after:block",
+        "after:z-20 after:hidden group-has-data-[composer-banner-surface=attached]/composer-surface:after:block group-data-model-strip-transition/composer-surface:after:block",
         "group-has-data-[composer-banner-surface=attached]/composer-surface:bg-(--chat-composer-glass-surface)/(--glass-opacity) group-has-data-[composer-banner-surface=attached]/composer-surface:backdrop-blur-(--glass-blur) group-has-data-[composer-banner-surface=attached]/composer-surface:backdrop-saturate-(--glass-saturation)",
         "group-has-data-[composer-banner-surface=attached]/composer-surface:shadow-composer dark:group-has-data-[composer-banner-surface=attached]/composer-surface:shadow-none",
         "not-supports-[((backdrop-filter:blur(1px))_or_(-webkit-backdrop-filter:blur(1px)))]:group-has-data-[composer-banner-surface=attached]/composer-surface:bg-(--chat-composer-glass-surface)",