interaction-design

Interaction Design Table of Contents Overview When to Use Quick Start Reference Guides Best Practices Overview Interaction design focuses on how users engage with systems, creating intuitive and delightful experiences through feedback and responsiveness. When to Use Designing user flows and touchpoints Creating animations and transitions Defining error and loading states Building microinteractions Improving usability and feedback Mobile interaction patterns Quick Start Minimal working example: Common Interaction Patterns : Swipe : Use : Mobile lists , carousels Feedback : Visual sliding , momentum Accessibility : Keyboard alternative (arrows) Tap & Hold : Use : Context menus , drag prep Feedback : Visual feedback after delay Duration : ~500ms before trigger Pinch & Zoom : Use : Image viewing , maps Feedback : Smooth zoom animation Boundaries : Set min/max zoom levels Drag & Drop : Use : Reordering , moving items Feedback : Visual during drag , drop confirmation Fallback : Alternative method (buttons) Double Tap : Use : Zoom , favorite , select Feedback : Immediate visual response // ... (see reference guides for full implementation) Reference Guides Detailed implementations in the references/ directory: Guide Contents Animation & Transition Design Animation & Transition Design Error Handling & Feedback Error Handling & Feedback Accessibility in Interactions Accessibility in Interactions Best Practices ✅ DO Keep animations under 400ms Provide clear visual feedback Use animations to guide attention Respect motion preferences Make interactions reversible Test with keyboard and screen readers Provide multiple interaction methods Design for touch and mouse Use appropriate easing curves Document interaction behavior ❌ DON'T Animate for decoration only Use animations longer than 500ms Ignore motion-sensitive users Remove focus indicators Trap users in modals Use confusing animations Animate everything Ignore loading states Forget error states Skip accessibility testing