fix(ui): align semantic headings contrast and Settings panels

job-tracker-ui/src/cv-builder-deep-link.test.tsx

@@ -81,6 +81,15 @@ async function openContentTab() {
   fireEvent.click(screen.getByRole('tab', { name: 'Content' }));
 }
 
+test('content sections follow the editing-region heading without mutating CV settings', async () => {
+  routeGet(() => Promise.resolve({ data: variant }));
+  renderAt(3);
+  await openContentTab();
+  expect(screen.getByRole('heading', { name: 'CV editing controls', level: 2 })).toBeInTheDocument();
+  expect(screen.getByRole('heading', { name: 'Sections', level: 3 })).toBeInTheDocument();
+  expect(mockedApi.put).not.toHaveBeenCalled();
+});
+
 test('section navigation opens and focuses omitted/custom sections without changing their data', async () => {
   const settings = { ...variant.settings,
     sections: [{ key: 'skills', hidden: true }, { key: 'custom:sample', hidden: false }],