- Replaced legacy .capture-shell with .app-subnav-shell and integrated PageSectionNav for a unified navigation experience across multiple pages.
- Refactored AdminCatalogsPage, AdminMaturityModelsPage, ClubsPage, ExercisesListPage, MediaWikiImportPage, SkillsPage, and TrainingFrameworkProgramEditPage to utilize the new PageSectionNav component for tab navigation.
- Enhanced CSS styles for better responsiveness and visual clarity in navigation elements.
- Improved accessibility features with appropriate ARIA roles and attributes for better usability.
- Updated CSS styles to refine card spacing in grid layouts, ensuring consistent margins.
- Enhanced the capture-shell component for better responsiveness and sticky navigation across all viewports.
- Improved sub-navigation structure for both mobile and desktop, promoting a unified user experience.
- Added detailed comments in CSS for better clarity on navigation layers and layout intentions.
- Removed the useLocation hook as it was unnecessary for the component's functionality.
- Updated the navigation styling to use CSS classes instead of inline styles, enhancing maintainability and readability.
- Improved accessibility by adding aria-labels to navigation elements.
