Achievements Access

Grayed-out icons with a "Hint" or progress bar (e.g., "75/100") to create a "completionist" urge.

An Achievement Engine that checks if criteria are met every time an event is logged. Achievements

A real-time celebratory pop-up (haptic feedback + visual "burst") informs the user of the unlock. Grayed-out icons with a "Hint" or progress bar (e