diff --git a/packages/client/src/style.scss b/packages/client/src/style.scss
index c1d47ffd0..44dac2626 100644
--- a/packages/client/src/style.scss
+++ b/packages/client/src/style.scss
@@ -339,9 +339,11 @@ hr {
 }
 
 ._window {
-	background: var(--panel);
+	background: var(--windowHeader);
 	border-radius: var(--radius);
 	contain: content;
+	-webkit-backdrop-filter: var(--blur, blur(15px));
+	backdrop-filter: var(--blur, blur(15px));
 }
 
 ._popup {
diff --git a/packages/client/src/themes/_dark.json5 b/packages/client/src/themes/_dark.json5
index 1d8778879..e159f73b8 100644
--- a/packages/client/src/themes/_dark.json5
+++ b/packages/client/src/themes/_dark.json5
@@ -30,6 +30,7 @@
 		panelHeaderDivider: 'rgba(0, 0, 0, 0)',
 		panelBorder: '" solid 1px var(--divider)',
 		acrylicPanel: ':alpha<0.5<@panel',
+		windowHeader: ':alpha<0.85<@panel',
 		popup: ':lighten<3<@panel',
 		shadow: 'rgba(0, 0, 0, 0.3)',
 		header: ':alpha<0.7<@panel',
diff --git a/packages/client/src/themes/_light.json5 b/packages/client/src/themes/_light.json5
index 359b56068..87fdbd86b 100644
--- a/packages/client/src/themes/_light.json5
+++ b/packages/client/src/themes/_light.json5
@@ -30,6 +30,7 @@
 		panelHeaderDivider: 'rgba(0, 0, 0, 0)',
 		panelBorder: '" solid 1px var(--divider)',
 		acrylicPanel: ':alpha<0.5<@panel',
+		windowHeader: ':alpha<0.85<@panel',
 		popup: ':lighten<3<@panel',
 		shadow: 'rgba(0, 0, 0, 0.1)',
 		header: ':alpha<0.7<@panel',