Adds:
- Greeks (Δ, Γ, Θ, Vega) totals + timeline chart
- Margin (educational Reg‑T approximation) & Account panel with initial deposit
- Jump diffusion (Merton) crash toggle in price generator
- Coach (rule‑based guidance) for when/why to apply strategies
- Keeps: regimes with randomized μ/σ, aligned charts, payoff slices, learning mode
Educational use only. Margin model and suggestions are simplified.
npm install
npm run dev
# http://localhost:3000