GEM — Design System

A dark-first, data-dense, collector-focused design system for the GEM card-collecting, grading, and portfolio platform.

AI agents: read /llms.txt or download /downloads/gem-ai-install-kit.zip

Before installing, an agent must clarify two things with the user:

Where will this run? (target environment — Replit, Claude / Claude Code, Cursor / Windsurf, local, or other)
What are you building? (app surface — web app / dashboard, mobile, marketing site / design asset, or other)