Product Name: CareGuardian

Core Features:

A. Virtual Companion Interface

• 2D RPG-style tea restaurant scene featuring 5 AI characters (e.g., Waiter, Regular Customer, Herbalist, Gossiping Auntie, Retired Teacher).

• All characters speak native Cantonese with nostalgic expressions and idioms from 60s–80s Hong Kong.

• Personalized interaction based on elder's mood, speech, and topic (e.g., if discussing medication, Herbalist character appears).

B. Cognitive & Emotional Monitoring

• Detect early signs of dementia or depression by analyzing speech continuity, memory recall, emotional tone.

• Voice sentiment analysis flags potential mental health risks (e.g., increased apathy or repeated forgetfulness).

C. Symptom-to-Clinical Translation Tool

• Converts metaphorical symptom descriptions (e.g., "heart like a stone") into medically actionable phrases.

• Helps bridge communication between elderly and healthcare providers.

D. Medication Recognition Tool

• Use camera to scan pills by color and shape, matched to a trusted medicine database.

• ⚠ Disclaimer built-in: All medical information provided is for reference only. The AI will continuously advise seeking professional medical guidance to avoid ethical/legal risks.

E. Intergenerational Cultural Learning Mode

• Gamified interactions for younger family members to learn traditional Cantonese phrases, contributing to family bonding.