diff --git a/nix/modules/home/quickshell/test/bar/LauncherButton.qml b/nix/modules/home/quickshell/test/bar/LauncherButton.qml
new file mode 100644
index 0000000..6d20732
--- /dev/null
+++ b/nix/modules/home/quickshell/test/bar/LauncherButton.qml
@@ -0,0 +1,31 @@
+import QtQuick
+import Quickshell
+import qs.services
+
+// Leftmost button: opens the application launcher (walker, Mod+Space).
+// Waybar styled this glyph @primary; kept as the accent here so the logo
+// reads as an affordance, not as a status.
+Text {
+    id: root
+
+    text: "󱄅"
+    color: Theme.accent
+    font.family: Theme.fontFamily
+    font.pixelSize: 16
+
+    MouseArea {
+        id: mouse
+
+        anchors.fill: parent
+        hoverEnabled: true
+        cursorShape: Qt.PointingHandCursor
+
+        onClicked: Quickshell.execDetached(["walker"])
+    }
+
+    opacity: mouse.containsMouse ? 1.0 : 0.8
+
+    Behavior on opacity {
+        NumberAnimation { duration: 120 }
+    }
+}
diff --git a/nix/modules/home/quickshell/test/bar/Left.qml b/nix/modules/home/quickshell/test/bar/Left.qml
index 47b3022..576b9c0 100644
--- a/nix/modules/home/quickshell/test/bar/Left.qml
+++ b/nix/modules/home/quickshell/test/bar/Left.qml
@@ -1,8 +1,17 @@
 import QtQuick
 import QtQuick.Layouts
+import qs.services
 
 RowLayout {
-    spacing: 28
+    spacing: Theme.spacing
+
+    HangingTab {
+        sideMargin: 10
+
+        LauncherButton {
+            Layout.alignment: Qt.AlignVCenter
+        }
+    }
 
     Workspaces {}
     System {}
diff --git a/nix/modules/home/quickshell/test/bar/PowerButton.qml b/nix/modules/home/quickshell/test/bar/PowerButton.qml
new file mode 100644
index 0000000..2ba2a41
--- /dev/null
+++ b/nix/modules/home/quickshell/test/bar/PowerButton.qml
@@ -0,0 +1,26 @@
+import QtQuick
+import Quickshell
+import qs.services
+
+Text {
+    id: root
+
+    text: "󰐥"
+    color: mouse.containsMouse ? Theme.accent : Theme.text
+    font.family: Theme.fontFamily
+    font.pixelSize: Theme.fontSize
+
+    MouseArea {
+        id: mouse
+
+        anchors.fill: parent
+        hoverEnabled: true
+        cursorShape: Qt.PointingHandCursor
+
+        onClicked: Quickshell.execDetached(["power-menu"])
+    }
+
+    Behavior on color {
+        ColorAnimation { duration: 120 }
+    }
+}
diff --git a/nix/modules/home/quickshell/test/bar/Right.qml b/nix/modules/home/quickshell/test/bar/Right.qml
index 1f2c1b5..d76350a 100644
--- a/nix/modules/home/quickshell/test/bar/Right.qml
+++ b/nix/modules/home/quickshell/test/bar/Right.qml
@@ -1,12 +1,21 @@
 import QtQuick
 import QtQuick.Layouts
+import qs.services
 
 RowLayout {
-    spacing: 10
+    spacing: Theme.spacing
 
     Tray {
         Layout.alignment: Qt.AlignVCenter
     }
 
     Time {}
+
+    HangingTab {
+        sideMargin: 10
+
+        PowerButton {
+            Layout.alignment: Qt.AlignVCenter
+        }
+    }
 }
diff --git a/nix/modules/home/quickshell/test/services/Theme.qml b/nix/modules/home/quickshell/test/services/Theme.qml
index 7392724..9ed485e 100644
--- a/nix/modules/home/quickshell/test/services/Theme.qml
+++ b/nix/modules/home/quickshell/test/services/Theme.qml
@@ -27,25 +27,20 @@ Singleton {
         }
     }
 
-    // Pill container against the wallpaper.
-    readonly property string base: colour("base", "#ff00ff")
+    function shade(c, factor) {
+        const col = (typeof c === "string") ? Qt.color(c) : c
+        return Qt.hsla(col.hslHue, col.hslSaturation, Math.min(1, col.hslLightness * factor), col.a)
+    }
 
-    // Inactive pills, one step up the elevation ramp.
+    readonly property string base: colour("base", "#ff00ff")
     readonly property string surface: colour("surface", "#00ff00")
 
-    // Primary label text.
     readonly property string text: colour("text", "#ff00ff")
-
-    // Dim label text (clock, battery).
     readonly property string subtext: colour("subtext", "#00ff00")
 
-    // Focused pill.
     readonly property string accent: colour("accent", "#ff00ff")
-
-    // Label on the focused pill.
     readonly property string onAccent: colour("onAccent", "#000000")
 
-    // Gauge state colours, matching waybar's .warning/.critical (bar.nix).
     readonly property string tertiary: colour("tertiary", "#ff00ff")
     readonly property string error: colour("error", "#00ff00")
 
@@ -53,14 +48,6 @@ Singleton {
 
     readonly property int fontSize: 13
 
-    // Shade a colour by scaling HSL lightness: factor < 1 darkens, > 1
-    // lightens (clamped by Qt). Perceptually even — unlike multiplying RGB,
-    // which collapses on the dark surface roles matugen emits. Accepts a hex
-    // string or color; callers pass Theme properties (strings), and explicit
-    // Qt.color() coercion beats typed parameters, which quickshell's compiled
-    // QML did not honour.
-    function shade(c, factor) {
-        const col = (typeof c === "string") ? Qt.color(c) : c
-        return Qt.hsla(col.hslHue, col.hslSaturation, Math.min(1, col.hslLightness * factor), col.a)
-    }
+    // Default gap between bar segments (Left/Right RowLayout spacing).
+    readonly property int spacing: 30
 }