fix(ui): PiP horizontal fill and Glance console levels (CC-9, CC-26)

Sources/CodeCaps/AppDelegate.swift

@@ -600,7 +600,7 @@ final class AppDelegate: NSObject, NSApplicationDelegate, NSWindowDelegate, NSMe
     /// console if (and only while) the console would cover it.
     private func elevateConsole() {
         guard let consoleWindow else { return }
-        consoleWindow.level = NSWindow.Level(Int(CGWindowLevelForKey(.popUpMenuWindow)) + 1)
+        consoleWindow.level = GlanceWindowLevels.consoleAboveGlance
         glanceOcclusion.isOccluded = true
         // The PiP HUD is documented to stay "visible on top of all windows at
         // all times".  The controller remembers the elevated console so a HUD

Sources/CodeCaps/GlanceWindowLevels.swift

@@ -0,0 +1,16 @@
+import AppKit
+
+/// Window levels for Glance and the Settings/Console window (CC-26).
+///
+/// The Glance popover uses AppKit's pop-up menu level.  When Settings or
+/// Console opens while Glance is visible, the console is raised one step above
+/// so it is not trapped behind the popover.
+enum GlanceWindowLevels {
+    static var glancePopover: NSWindow.Level {
+        NSWindow.Level(Int(CGWindowLevelForKey(.popUpMenuWindow)))
+    }
+
+    static var consoleAboveGlance: NSWindow.Level {
+        NSWindow.Level(glancePopover.rawValue + 1)
+    }
+}

Sources/CodeCaps/PipWidget.swift

@@ -490,7 +490,9 @@ struct PipWidgetView: View {
             .padding(.vertical, PipMetrics.bodyVerticalPadding)
         }
         .frame(maxWidth: .infinity, maxHeight: .infinity, alignment: .topLeading)
-        .background(Theme.groupBand)
+        // Match the vertical rows panel: a grey `groupBand` read as the silver
+        // header strip the owner asked to remove (CC-9).
+        .background(background.fill)
     }
 
     /// The row whose platform detail is open, if the owner clicked one.  `nil`

Tests/CodeCapsTests/GlanceWindowLevelsTests.swift

@@ -0,0 +1,20 @@
+import AppKit
+import XCTest
+@testable import CodeCaps
+
+/// CC-26: Settings/Console must layer above the Glance popover when elevated.
+@MainActor
+final class GlanceWindowLevelsTests: XCTestCase {
+    func testConsoleElevatedAboveGlancePopover() {
+        XCTAssertGreaterThan(
+            GlanceWindowLevels.consoleAboveGlance.rawValue,
+            GlanceWindowLevels.glancePopover.rawValue,
+            "Settings/Console opened from Glance must not sit behind the popover"
+        )
+        XCTAssertGreaterThan(
+            GlanceWindowLevels.glancePopover.rawValue,
+            NSWindow.Level.normal.rawValue,
+            "Glance popover is expected above ordinary document windows"
+        )
+    }
+}