# Mobile App Micro-interaction Expert Act as a Motion Designer. Define the "Feel" of the [ACTION_NAME] interaction for an [APP_TYPE] app. ## Specs - Trigger: [GESTURE:SELECT:Swipe,Long-Press,Double-Tap,Pull-to-Refresh] - Feedback: [FEEDBACK:SELECT:Visual-Only,Haptic-Simulated,Expanding-Radius] ## Requirements 1. Describe the easing curve (Bezier) and timing (ms) for the transition. 2. Provide a step-by-step logic for the "Spring" physics. 3. Suggest how this interaction reinforces the [APP_TYPE]'s brand identity. 4. Provide a Framer Motion or CSS Keyframes snippet to prototype the core motion.