diff --git a/extensions/theme-2026/themes/styles.css b/extensions/theme-2026/themes/styles.css
index 14e1bb6cb10..17685dec3b8 100644
--- a/extensions/theme-2026/themes/styles.css
+++ b/extensions/theme-2026/themes/styles.css
@@ -287,11 +287,17 @@
 	box-shadow: var(--shadow-lg);
 	border: none;
 	border-radius: var(--radius-lg);
+	background: color-mix(in srgb, var(--vscode-menu-background) 60%, transparent) !important;
+	backdrop-filter: var(--backdrop-blur-md);
+	-webkit-backdrop-filter: var(--backdrop-blur-md);
 }
 
 .monaco-workbench .monaco-menu-container > .monaco-scrollable-element {
 	border-radius: var(--radius-lg) !important;
 	box-shadow: var(--shadow-lg) !important;
+	background: color-mix(in srgb, var(--vscode-menu-background) 60%, transparent) !important;
+	backdrop-filter: var(--backdrop-blur-md);
+	-webkit-backdrop-filter: var(--backdrop-blur-md);
 }
 
 .monaco-workbench .action-widget {
diff --git a/src/vs/base/browser/ui/menu/menu.ts b/src/vs/base/browser/ui/menu/menu.ts
index c747ea1cd87..bd6298d0485 100644
--- a/src/vs/base/browser/ui/menu/menu.ts
+++ b/src/vs/base/browser/ui/menu/menu.ts
@@ -321,7 +321,7 @@ export class Menu extends ActionBar {
 		const fgColor = style.foregroundColor ?? '';
 		const bgColor = style.backgroundColor ?? '';
 		const border = style.borderColor ? `1px solid ${style.borderColor}` : '';
-		const borderRadius = '5px';
+		const borderRadius = 'var(--vscode-cornerRadius-large)';
 		const shadow = style.shadowColor ? `0 2px 8px ${style.shadowColor}` : '';
 
 		scrollElement.style.outline = border;
@@ -1022,7 +1022,7 @@ export function getMenuWidgetCSS(style: IMenuStyles, isForShadowDom: boolean): s
 	let result = /* css */`
 .monaco-menu {
 	font-size: 13px;
-	border-radius: 5px;
+	border-radius: var(--vscode-cornerRadius-large);
 	min-width: 160px;
 }
 
@@ -1137,11 +1137,11 @@ ${formatRule(Codicon.menuSubmenu)}
 .monaco-menu .monaco-action-bar.vertical .action-menu-item {
 	flex: 1 1 auto;
 	display: flex;
-	height: 2em;
+	height: 24px;
 	align-items: center;
 	position: relative;
 	margin: 0 4px;
-	border-radius: 4px;
+	border-radius: var(--vscode-cornerRadius-medium);
 }
 
 .monaco-menu .monaco-action-bar.vertical .action-menu-item:hover .keybinding,
@@ -1270,7 +1270,7 @@ ${formatRule(Codicon.menuSubmenu)}
 }
 
 .monaco-menu .monaco-action-bar.vertical .action-menu-item {
-	height: 2em;
+	height: 24px;
 }
 
 .monaco-menu .monaco-action-bar.vertical .action-label:not(.separator),
diff --git a/src/vs/platform/theme/browser/defaultStyles.ts b/src/vs/platform/theme/browser/defaultStyles.ts
index 49e08fbf8da..dc1b16855e2 100644
--- a/src/vs/platform/theme/browser/defaultStyles.ts
+++ b/src/vs/platform/theme/browser/defaultStyles.ts
@@ -244,8 +244,8 @@ export const defaultMenuStyles: IMenuStyles = {
 	borderColor: asCssVariable(menuBorder),
 	foregroundColor: asCssVariable(menuForeground),
 	backgroundColor: asCssVariable(menuBackground),
-	selectionForegroundColor: asCssVariable(menuSelectionForeground),
-	selectionBackgroundColor: asCssVariable(menuSelectionBackground),
+	selectionForegroundColor: asCssVariable(listHoverForeground),
+	selectionBackgroundColor: asCssVariable(listHoverBackground),
 	selectionBorderColor: asCssVariable(menuSelectionBorder),
 	separatorColor: asCssVariable(menuSeparatorBackground),
 	scrollbarShadow: asCssVariable(scrollbarShadow),