Make every settings row reachable, and every accessibility switch honest

Claude-Session: https://claude.ai/code/session_01Ms2FbjQy31TVf3CEvQhGM8

config/dot/quickshell/modules/settings/ToggleRow.qml

@@ -24,10 +24,43 @@ SettingRow {
     detail: root.spec ? root.spec.detail : ""
     controlWidth: 48
 
+    // Space and Enter write the same value the pointer would, through the same
+    // verified path -- there is no second way to flip a preference here.
+    function flip(): void {
+        SystemSettings.commitPreference(root.setting, !root.checked);
+    }
+
     SettingsToggle {
+        id: toggle
+
         anchors.right: parent.right
         anchors.verticalCenter: parent.verticalCenter
         checked: root.checked
         onToggled: value => SystemSettings.commitPreference(root.setting, value)
+
+        activeFocusOnTab: true
+
+        Accessible.role: Accessible.CheckBox
+        Accessible.name: root.label
+        Accessible.description: root.detail
+        Accessible.checked: root.checked
+        Accessible.focusable: true
+        Accessible.focused: toggle.activeFocus
+        Accessible.onPressAction: root.flip()
+
+        Keys.onReturnPressed: root.flip()
+        Keys.onEnterPressed: root.flip()
+        Keys.onSpacePressed: root.flip()
+
+        // Focus ring only -- the switch keeps its own border at rest.
+        Rectangle {
+            anchors.fill: parent
+            anchors.margins: -3
+            radius: height / 2
+            color: "transparent"
+            visible: toggle.activeFocus
+            border.width: 2
+            border.color: Theme.accentSecondary
+        }
     }
 }