Data Plan Card-Based Management

•Redesigned DataPlanActivity from a single form view to a card-based list

•Shows summary cards for active data plans (max 2: one Mobile + one WiFi)

•Cards display plan name, data limit, billing period, days remaining, and alert thresholds

•Notification status banner shows which thresholds have already been notified

•Auto-deletes plans where all thresholds have been fully notified