fix: align action popup background with launcher

Sources/Conjure/ApplicationActionsController.swift

@@ -4,6 +4,7 @@ import ConjureKit
 @MainActor
 final class ApplicationActionsController: NSViewController, NSSearchFieldDelegate {
     private let search = ActionsSearchField()
+    private let background = LauncherBackground(frame: .zero)
     private let entries = [
         ActionEntry(title: "Open", symbol: "arrow.up.forward.app", color: SunsetPalette.text),
         ActionEntry(title: "Favorite", symbol: "star", color: SunsetPalette.text),
@@ -49,11 +50,10 @@ final class ApplicationActionsController: NSViewController, NSSearchFieldDelegat
         view.layer?.shadowOffset = NSSize(width: 0, height: -4)
         let content = NSVisualEffectView()
         content.material = .hudWindow
-        content.blendingMode = .withinWindow
+        content.blendingMode = .behindWindow
         content.state = .active
         roundMaterialCorners(content, radius: 18)
         content.layer?.borderWidth = 0.5
-        let background = LauncherBackground(frame: .zero)
         background.setAccessibilityElement(false)
         content.addSubview(background)
         applicationLabel.textColor = SunsetPalette.secondaryText
@@ -108,10 +108,6 @@ final class ApplicationActionsController: NSViewController, NSSearchFieldDelegat
             content.trailingAnchor.constraint(equalTo: view.trailingAnchor),
             content.topAnchor.constraint(equalTo: view.topAnchor),
             content.bottomAnchor.constraint(equalTo: view.bottomAnchor),
-            background.leadingAnchor.constraint(equalTo: content.leadingAnchor),
-            background.trailingAnchor.constraint(equalTo: content.trailingAnchor),
-            background.topAnchor.constraint(equalTo: content.topAnchor),
-            background.bottomAnchor.constraint(equalTo: content.bottomAnchor),
             applicationLabel.leadingAnchor.constraint(equalTo: content.leadingAnchor, constant: 16),
             applicationLabel.trailingAnchor.constraint(equalTo: content.trailingAnchor, constant: -16),
             applicationLabel.topAnchor.constraint(equalTo: content.topAnchor, constant: 14),
@@ -164,6 +160,13 @@ final class ApplicationActionsController: NSViewController, NSSearchFieldDelegat
             view.alphaValue = 0
             view.translatesAutoresizingMaskIntoConstraints = false
             host.addSubview(view)
+            // Crop the window-sized background; filtering must not rescale its glows.
+            NSLayoutConstraint.activate([
+                background.leadingAnchor.constraint(equalTo: host.leadingAnchor),
+                background.trailingAnchor.constraint(equalTo: host.trailingAnchor),
+                background.topAnchor.constraint(equalTo: host.topAnchor),
+                background.bottomAnchor.constraint(equalTo: host.bottomAnchor)
+            ])
             NSLayoutConstraint.activate([
                 view.trailingAnchor.constraint(equalTo: pill.trailingAnchor),
                 view.bottomAnchor.constraint(equalTo: pill.bottomAnchor)