fix: article meta & featured collection size as per design

[alfonsobries]

Summary

Closes https://app.clickup.com/t/862kh47a3 and fixed this https://app.clickup.com/t/862kh47kw as a side effect

Checklist

• I checked my UI changes against the design and there are no notable differences
• I checked my UI changes for any responsiveness issues
• I checked my (code) changes for obvious issues, debug statements and commented code
• I opened a corresponding card on Clickup for any remaining TODOs in my code
• I added a short description on how to test this PR (if necessary)
• I added a storybook entry for the component that was added (if necessary)
• Documentation (if necessary)
• Tests (if necessary)
• Ready to be merged

[crnkovic]

Oleg specified that on >= 768px, slider should be inline with the title, but that would just cramp too much and at most 3 collections would fit in a slide view, and this approach makes more sense to not be cramped.