/**
 * Environmental Domain Types
 */
export type FuelType = 'naturalGas' | 'diesel' | 'gasoline' | 'lpg' | 'coal' | 'fuelOil';
export type GhgGas = 'CO2' | 'CH4' | 'N2O' | 'HFC134a' | 'HFC152a' | 'SF6' | 'NF3' | 'CF4';
export type GridRegion = 'US_average' | 'EU_average' | 'China' | 'India' | 'Japan' | 'Korea' | 'UK' | 'Germany' | 'France' | 'Brazil' | 'Australia' | 'Canada' | 'custom';
export type Scope3Category = 'purchasedGoods' | 'capitalGoods' | 'fuelEnergy' | 'transportation' | 'waste' | 'businessTravel' | 'employeeCommuting' | 'leasedAssets';
export type WaterType = 'blue' | 'green' | 'grey';
/**
 * Scope 1 Emissions Types (Direct combustion)
 */
export interface Scope1EmissionsInput {
    fuelType: FuelType;
    quantity: number;
}
export interface Scope1EmissionsResult {
    co2Kg: number;
    co2Tonnes: number;
    fuelType: FuelType;
    emissionFactor: number;
    unit: string;
}
/**
 * Scope 2 Emissions Types (Purchased electricity)
 */
export interface Scope2EmissionsInput {
    electricityKwh: number;
    region: GridRegion;
    customFactor?: number;
}
export interface Scope2EmissionsResult {
    co2Kg: number;
    co2Tonnes: number;
    gridFactor: number;
    region: string;
}
/**
 * Scope 3 Emissions Types (Supply chain, spend-based)
 */
export interface Scope3EmissionsInput {
    category: Scope3Category;
    spendUsd: number;
}
export interface Scope3EmissionsResult {
    co2Kg: number;
    co2Tonnes: number;
    category: Scope3Category;
    eeioFactor: number;
}
/**
 * VOC Emissions Types
 */
export interface VocEmissionsInput {
    totalVocKg: number;
    captureEfficiency: number;
    destructionEfficiency: number;
}
export interface VocEmissionsResult {
    emittedVocKg: number;
    capturedVocKg: number;
    destroyedVocKg: number;
    reductionPercent: number;
}
/**
 * Product Carbon Footprint Types
 */
export interface LifecycleStage {
    name: string;
    co2Kg: number;
}
export interface ProductCarbonFootprintInput {
    stages: LifecycleStage[];
    productionQuantity: number;
}
export interface ProductCarbonFootprintResult {
    totalCo2Kg: number;
    perUnitCo2Kg: number;
    stageBreakdown: {
        name: string;
        co2Kg: number;
        percent: number;
    }[];
    dominantStage: string;
}
/**
 * GWP Calculator Types
 */
export type GwpTimeHorizon = 'GWP20' | 'GWP100' | 'GWP500';
export interface GwpCalculatorInput {
    gas: GhgGas;
    quantityKg: number;
    timeHorizon?: GwpTimeHorizon;
}
export interface GwpCalculatorResult {
    co2eqKg: number;
    co2eqTonnes: number;
    gwpFactor: number;
    gas: GhgGas;
    timeHorizon: GwpTimeHorizon;
}
/**
 * Energy Intensity Types
 */
export interface EnergyIntensityInput {
    totalEnergyMJ: number;
    productionUnits: number;
    revenueUsd?: number;
}
export interface EnergyIntensityResult {
    mjPerUnit: number;
    kwhPerUnit: number;
    mjPerRevenue?: number;
}
/**
 * Water Footprint Types
 */
export interface WaterFootprintInput {
    blueWaterM3: number;
    greenWaterM3: number;
    greyWaterM3: number;
    productionUnits?: number;
}
export interface WaterFootprintResult {
    totalWaterM3: number;
    bluePercent: number;
    greenPercent: number;
    greyPercent: number;
    perUnitM3?: number;
}
/**
 * Emissions Intensity Types
 */
export interface EmissionsIntensityInput {
    totalCo2Kg: number;
    productionUnits?: number;
    revenueUsd?: number;
    employees?: number;
}
export interface EmissionsIntensityResult {
    kgPerUnit?: number;
    kgPerRevenue?: number;
    kgPerEmployee?: number;
    tonnesPerMillionUsd?: number;
}
/**
 * ESG Summary Types
 */
export interface EsgSummaryInput {
    baselineYear: number;
    baselineCo2Tonnes: number;
    currentYear: number;
    currentCo2Tonnes: number;
    targetYear: number;
    targetCo2Tonnes: number;
}
export interface EsgSummaryResult {
    reductionPercent: number;
    reductionTonnes: number;
    annualRatePercent: number;
    requiredAnnualRate: number;
    onTrack: boolean;
    yearsRemaining: number;
    projectedCo2Tonnes: number;
}
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