FCA validation re-run (pandas, independent of Excel):
- Total Revenue: stored 2,297,200.86 vs fresh 2,297,200.86 -> PASS
- Total Cost: stored 2,010,803.84 vs fresh 2,010,803.84 -> PASS
- Total Profit: stored 286,397.02 vs fresh 286,397.02 -> PASS
Rows: 9994 (expected 9994) -> PASS
OVERALL: PASS