MenuBarStyle.drawControl overrides CE_MenuBarItem and CE_MenuItem:
- Menu bar: strips hover state flags, swaps ButtonText to Link (amber),
delegates to Fusion for identical layout (no text shift)
- Popup menus: patches Highlight→Mid, HighlightedText→Link, delegates
to Fusion for icons/shortcuts/checkmarks
Test: real QEvent::Enter + MouseMove delivery, QScreen::grabWindow
screenshot, pixel-scan for amber, always saves PNGs for inspection.