diff --git a/.changeset/silver-icons-reflect.md b/.changeset/silver-icons-reflect.md
new file mode 100644
index 0000000000..ceb946025d
--- /dev/null
+++ b/.changeset/silver-icons-reflect.md
@@ -0,0 +1,5 @@
+---
+"@astrojs/starlight": patch
+---
+
+Improve outside click detection on the search modal
diff --git a/packages/starlight/components/Search.astro b/packages/starlight/components/Search.astro
index a9c0ef739e..6e58b46df7 100644
--- a/packages/starlight/components/Search.astro
+++ b/packages/starlight/components/Search.astro
@@ -63,7 +63,7 @@ const t = useTranslations(Astro.props.locale);
 
       /** Close the modal if a user clicks outside of the modal. */
       const onWindowClick = (event: MouseEvent) => {
-        if (!dialogFrame.contains(event.target as Node)) closeModal();
+        if (document.body.contains(event.target as Node) && !dialogFrame.contains(event.target as Node)) closeModal();
       };
 
       const openModal = (event?: MouseEvent) => {