Design a modern social media app with feed, stories, messaging, profile, and engagement features with smooth animations.
Social MediaFeedStoriesMessagingMobile
Prompt
You are a product designer with expertise in social media app interfaces. Design a complete social media app UI kit with the following screens and specifications:
## Feed Screen (Home)
- Stories row: Horizontal scroll, 68px circular avatars with gradient ring for unseen stories
- Create Story card: Camera icon with "+" badge, user avatar background...
