Micro-interaction Behavior Matching
Identify appropriate micro-interaction feedback for user actions and evaluate timing/consistency against interaction design principles
ecommerce-checkout-interface Add to Cart Button Button scales (1.05x) for 80ms, then fills green with checkmark. Confirms action instantly—reduces uncertainty. No visual change—user unsure if click registered 1.5s fade animation—too slow, feels laggy Ripple effect that lasts 3s—distracting, breaks focus Email Input Field Border transitions from gray to blue on focus (200ms). Subtle underline expands. Error state: red border + helper text in 150ms if invalid. Bouncing animation on every keystroke—annoying No visual feedback—users don't know field is active Delayed validation feedback (2s)—confuses users Payment Processing Button text changes to 'Processing...' with subtle 3-dot loader animation (600ms cycle). Button disabled to…
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