Emil Kowalski Animation Best Practices Comprehensive animation guide for web interfaces based on Emil Kowalski's teachings, open-source libraries (Sonner, Vaul), and his animations.dev course. Contains 58 rules across 8 categories, prioritized by impact. When to Apply Reference these guidelines when: - Adding animations to React components - Choosing easing curves or timing values - Implementing gesture-based interactions (swipe, drag) - Building toast notifications or drawer components - Optimizing animation performance - Ensuring animation accessibility - Expressing any of the above with Ta…