- Remove view count and separator from the metadata row in `SimilarContentCard.js`.
- Add new `buildEngagementSection` method to render view count and discussion count in a dedicated footer.
- Use Eye and Message SVG icons for engagement metrics.
- Ensure visual consistency with the main Video Card component.
- Fix import and definition of `SVG_NAMESPACE` to support icon creation.
- Refactored `SimilarContentCard.js` to use Flexbox layout.
- Updated `css/tailwind.source.css` to remove grid layout and use standard flex utilities.
- Improved thumbnail sizing (16:9, fixed width) and responsiveness.
- Added hover effects (background color, thumbnail zoom).
- Cleaned up typography and metadata hierarchy.