Phase 9.0 Foundation

Business Platform Foundation

This page documents the reusable layer that future accounting, sales, marketing, HR/payroll, and startup finance calculators should use.

Reusable foundation modules

Business Result Cards

Reusable output cards for revenue, profit, cost, margin, conversion, payroll, and startup metrics.

Business KPI Framework

Standard KPI cards for profit margin, ROI, ROAS, CAC, LTV, churn, runway, working capital, and conversion metrics.

Profit / Loss Visualization

Shared visual components for positive, neutral, and negative business outcomes.

Comparison Tables

Reusable scenario comparison tables for pricing, campaigns, hiring, payroll, and startup finance.

Recommendation Panels

Plain-English next steps that explain what the number means and what to check next.

Business QA Standard

Formula accuracy, input validation, edge cases, rounding, disclaimers, accessibility, and mobile checks.

Input catalog

InputTypeDefault
Revenuecurrency100000
Costcurrency60000
Profitcurrency40000
Selling pricecurrency100
Quantitynumber1000
Hoursnumber40
Ratecurrency50
Tax ratepercent8
Growth ratepercent10
Customersnumber100
Ordersnumber250
Ad spendcurrency2500
Clicksnumber1000
Conversionsnumber80
Employeesnumber10
Monthly burncurrency25000
Cash balancecurrency150000

Implementation rule

Future business calculators should not duplicate result cards, formatting, KPI labels, disclaimers, or recommendation blocks. They should reuse this Business Platform layer and only define cluster-specific inputs and formulas.