try that out

components/StyledMenu.qml

@@ -1,34 +0,0 @@
-import qs.config
-import qs.services
-import QtQuick
-import QtQuick.Controls
-
-Menu {
-    id: root
-
-    palette.window: Theme.palette.base100
-    palette.base: Theme.palette.base100
-
-    focus: true
-    closePolicy: Popup.CloseOnEscape | Popup.CloseOnPressOutsideParent
-    popupType: Popup.Window
-
-    function toggle() {
-        visible ? close() : open();
-    }
-
-    enter: Transition {
-        NumberAnimation {
-            property: "opacity"
-            from: 0.0
-            to: 1.0
-        }
-    }
-    exit: Transition {
-        NumberAnimation {
-            property: "opacity"
-            from: 1.0
-            to: 0.0
-        }
-    }
-}

components/StyledMenuItem.qml

@@ -1,9 +0,0 @@
-import qs.config
-import QtQuick
-import QtQuick.Controls
-
-MenuItem {
-    palette.text: Theme.palette.basecontent
-    palette.highlight: Theme.palette.primary
-    palette.highlightedText: Theme.palette.primarycontent
-}

components/StyledMenuSeparator.qml

@@ -1,9 +0,0 @@
-import qs.config
-import QtQuick
-import QtQuick.Controls
-
-MenuSeparator {
-    palette.text: Theme.palette.basecontent
-    palette.highlight: Theme.palette.primary
-    palette.highlightedText: Theme.palette.primarycontent
-}

components/StyledPopupWindow.qml

@@ -6,9 +6,10 @@ import Quickshell.Hyprland
 PopupWindow {
     id: root
 
-    implicitWidth: background.implicitWidth
-    implicitHeight: background.implicitHeight
+    implicitWidth: contentItem.children.reduce((prev, child) => Math.max(prev, child.width), 0)
+    implicitHeight: contentItem.children.reduce((prev, child) => prev + child.height, 0)
     color: "transparent"
+    contentItem.focus: visible
 
     function open() {
         visible = true;
@@ -18,8 +19,10 @@ PopupWindow {
         visible = false;
     }
 
+    // WlrLayershell.layer: WlrLayer.Top
+    // WlrLayershell.keyboardFocus: root.visible ? WlrKeyboardFocus.OnDemand : WlrKeyboardFocus.None
     HyprlandFocusGrab {
-        id: grab
+        active: root.visible
         windows: [root]
         onCleared: {
             root.close();
@@ -28,9 +31,7 @@ PopupWindow {
 
     Rectangle {
         id: background
-        anchors.centerIn: root
-        implicitWidth: root.contentItem.children.reduce((prev, child) => Math.max(prev, child.width), 0)
-        implicitHeight: root.contentItem.children.reduce((prev, child) => prev + child.height, 0)
+        anchors.fill: parent
         color: Theme.palette.base200
         radius: 8
     }

modules/Shell.qml

@@ -78,7 +78,11 @@ Variants {
         Launcher {}
         Pomodoro {}
         PowerMenu {}
-        Storybook {}
+        Storybook {
+            anchor.window: topWindow
+            anchor.rect.x: topWindow.width / 2 - width / 2
+            anchor.rect.y: topWindow.height / 4
+        }
         Drawers {}
     }
 }

modules/storybook/Storybook.qml

@@ -4,35 +4,14 @@ import qs.components
 import qs.config
 import qs.constants
 import qs.services
-import Quickshell.Hyprland
-import Quickshell.Wayland
 import QtQuick
 import QtQuick.Controls
 import QtQuick.Layouts
 
-StyledWindow {
+StyledPopupWindow {
     id: root
-    name: "storybook"
 
     visible: Visibility.storybook
-    implicitWidth: rect.width
-    implicitHeight: rect.height
-
-    WlrLayershell.layer: WlrLayer.Top
-    WlrLayershell.keyboardFocus: root.visible ? WlrKeyboardFocus.OnDemand : WlrKeyboardFocus.None
-
-    HyprlandFocusGrab {
-        active: Visibility.storybook
-        windows: [root]
-        onCleared: {
-            Visibility.storybook = false;
-        }
-    }
-
-    StyledWrapperRectangle {
-        id: rect
-
-        margin: 48
 
     GridLayout {
         id: grid
@@ -152,36 +131,6 @@ StyledWindow {
             }
         }
 
-            ColumnLayout {
-                StyledText {
-                    text: "Popup"
-                    font.pixelSize: 18
-                }
-                Button {
-                    id: fileButton
-                    text: "File"
-                    onPressed: menu.visible ? menu.close() : menu.open()
-
-                    StyledPopup {
-                        id: menu
-
-                        anchor.item: fileButton
-
-                        Column {
-                            StyledButton {
-                                text: "New..."
-                            }
-                            StyledButton {
-                                text: "Open..."
-                            }
-                            StyledText {
-                                text: "Close"
-                            }
-                        }
-                    }
-                }
-            }
-
         ColumnLayout {
             StyledText {
                 text: "Drawer"
@@ -227,7 +176,6 @@ StyledWindow {
             }
         }
     }
-    }
 
     StyledDrawer {
         id: drawer