Achievements Guide

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

A real-time celebratory pop-up (haptic feedback + visual "burst") informs the user of the unlock.

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

This is the dedicated space in the user profile where achievements live:

Users earn a badge, "XP" (experience points), or a vanity item (like a profile border). 2. Achievement Categories

High-fidelity, colored badges with the "Date Earned."