[S1-T12/T13] P&L revenue breakdown + collapsible rows + UI polish
- Engine: Add ppa_revenue_cr, mcp_revenue_cr, tariff, units to PnLRow
- Engine: Split PPA vs MCP revenue in P&L computation
- Web: Collapsible rows for PPA/MCP Revenue and Opex
- Web: Highlighted rows (Total Revenue, EBITDA, EBIT, PBT, PAT)
- Web: Units above Tariff in breakdown, bg-blue-50 highlight
- Fix sticky column z-index for horizontal scroll
- CLAUDE.md: Add project documentation
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
Mannu
e6dc39aa33