Add tooltip color tokens

shell/Ui/Button.qml

@@ -46,9 +46,12 @@ Rectangle {
   property real verticalPadding: Style.spacing.controlPaddingY
   property bool leftAlign: false
 
-  // Tooltip palette. Auto-rendered if tooltipText is set.
-  property color tooltipBackground: Color.background
-  property color tooltipForeground: foreground
+  // Tooltip palette. Auto-rendered if tooltipText is set. Defaults pull
+  // from [tooltip] in shell.toml; override per-instance only when a button
+  // intentionally wants a tooltip that diverges from the theme.
+  property color tooltipBackground: Color.tooltip.background
+  property color tooltipForeground: Color.tooltip.text
+  property color tooltipBorder: Color.tooltip.border
 
   signal clicked()
   signal rightClicked()
@@ -102,7 +105,7 @@ Rectangle {
     padding: 0
     background: Rectangle {
       color: root.tooltipBackground
-      border.color: root.tooltipForeground
+      border.color: root.tooltipBorder
       border.width: Math.max(1, Style.normalBorderWidth)
       radius: 0
       opacity: 0.97

shell/Ui/PanelActionButton.qml

@@ -31,7 +31,6 @@ Rectangle {
   property string tooltipText: ""
   property color foreground: Color.foreground
   property color hoverColor: foreground
-  property color panelBackground: Color.background
   property string fontFamily: Style.font.family
   property real fontSize: Style.font.icon
   property real size: Math.max(Style.space(22), fontSize + Style.spacing.sm * 2)
@@ -99,8 +98,6 @@ Rectangle {
   PanelToolTip {
     visible: root.tooltipText !== "" && mouse.containsMouse
     text: root.tooltipText
-    panelForeground: root.foreground
-    panelBackground: root.panelBackground
     fontFamily: root.fontFamily
   }
 }

shell/Ui/PanelToolTip.qml

@@ -7,18 +7,20 @@ import qs.Commons
 //   PanelToolTip {
 //     visible: mouse.containsMouse
 //     text: "Forget network"
-//     panelForeground: bar.foreground
-//     panelBackground: bar.background
-//     fontFamily: bar.fontFamily
 //   }
 //
+// Defaults pull from [tooltip] in shell.toml via Color.tooltip.*. Override
+// the panel* properties per-instance only when you need a tooltip that
+// intentionally diverges from the theme.
+//
 // Property names are prefixed `panel*` to avoid clashing with ToolTip's
 // built-in `background`/`font` properties.
 ToolTip {
   id: root
 
-  property color panelForeground: Color.foreground
-  property color panelBackground: Color.background
+  property color panelForeground: Color.tooltip.text
+  property color panelBackground: Color.tooltip.background
+  property color panelBorder: Color.tooltip.border
   property string fontFamily: Style.font.family
   property real fontSize: Style.font.bodySmall
 
@@ -27,7 +29,7 @@ ToolTip {
 
   background: Rectangle {
     color: root.panelBackground
-    border.color: Style.normalBorderFor(root.panelForeground, Color.accent)
+    border.color: root.panelBorder
     border.width: Style.normalBorderWidth
     radius: Style.cornerRadius
     opacity: 0.97