/**
 * CircuitIR — versioned, validated, machine-readable circuit model.
 *
 * CircuitIR is the **source of truth** for downstream EasyEDA operations.
 * It is produced by compiling a DesignIntent, but can also be authored or
 * edited directly for advanced use cases.
 *
 * Every significant node (Block, Device, Net, Rail) carries a `designIntentRef`
 * array for traceability back to the originating DesignIntent requirements.
 *
 * @schema circuit-ir/v1
 */
import { z } from 'zod';
import { ValidationStatus, NetType, ConstraintSeverity, ConstraintType, BoardLayerType, KeepoutRestriction, PlacementSide, PlacementZoneType, MountingHoleType } from './types.js';
export declare const CIRCUIT_IR_SCHEMA_VERSION = "circuit-ir/v1";
export declare const BlockSchema: z.ZodObject<{
    id: z.ZodString;
    name: z.ZodString;
    type: z.ZodString;
    description: z.ZodOptional<z.ZodString>;
    designIntentRef: z.ZodDefault<z.ZodArray<z.ZodObject<{
        requirementId: z.ZodString;
        note: z.ZodOptional<z.ZodString>;
    }, z.core.$strip>>>;
    children: z.ZodDefault<z.ZodArray<z.ZodString>>;
}, z.core.$strip>;
export type Block = z.infer<typeof BlockSchema>;
export declare const DeviceSchema: z.ZodObject<{
    id: z.ZodString;
    ref: z.ZodString;
    mpn: z.ZodOptional<z.ZodString>;
    manufacturer: z.ZodOptional<z.ZodString>;
    package: z.ZodOptional<z.ZodString>;
    datasheet: z.ZodUnion<[z.ZodOptional<z.ZodString>, z.ZodLiteral<"">]>;
    lcsc: z.ZodOptional<z.ZodString>;
    blockRef: z.ZodOptional<z.ZodString>;
    powerDomainRef: z.ZodOptional<z.ZodString>;
    placementZoneRef: z.ZodOptional<z.ZodString>;
    estimatedDissipationWatts: z.ZodOptional<z.ZodNumber>;
    designIntentRef: z.ZodDefault<z.ZodArray<z.ZodObject<{
        requirementId: z.ZodString;
        note: z.ZodOptional<z.ZodString>;
    }, z.core.$strip>>>;
    metadata: z.ZodDefault<z.ZodArray<z.ZodObject<{
        key: z.ZodString;
        value: z.ZodString;
    }, z.core.$strip>>>;
}, z.core.$strip>;
export type Device = z.infer<typeof DeviceSchema>;
export declare const NetNodeSchema: z.ZodObject<{
    deviceRef: z.ZodString;
    pin: z.ZodString;
}, z.core.$strip>;
export declare const NetSchema: z.ZodObject<{
    id: z.ZodString;
    name: z.ZodString;
    type: z.ZodDefault<z.ZodEnum<typeof NetType>>;
    nodes: z.ZodDefault<z.ZodArray<z.ZodObject<{
        deviceRef: z.ZodString;
        pin: z.ZodString;
    }, z.core.$strip>>>;
    blockRef: z.ZodOptional<z.ZodString>;
    powerDomainRef: z.ZodOptional<z.ZodString>;
    signalClassRef: z.ZodOptional<z.ZodString>;
    railRef: z.ZodOptional<z.ZodString>;
    designIntentRef: z.ZodDefault<z.ZodArray<z.ZodObject<{
        requirementId: z.ZodString;
        note: z.ZodOptional<z.ZodString>;
    }, z.core.$strip>>>;
    metadata: z.ZodDefault<z.ZodArray<z.ZodObject<{
        key: z.ZodString;
        value: z.ZodString;
    }, z.core.$strip>>>;
}, z.core.$strip>;
export type Net = z.infer<typeof NetSchema>;
export type NetNode = z.infer<typeof NetNodeSchema>;
export declare const PowerRailSchema: z.ZodObject<{
    id: z.ZodString;
    name: z.ZodString;
    voltage: z.ZodNumber;
    tolerance: z.ZodDefault<z.ZodNumber>;
    maxCurrentAmps: z.ZodOptional<z.ZodNumber>;
    sourceBlockRef: z.ZodOptional<z.ZodString>;
    sinkBlockRefs: z.ZodDefault<z.ZodArray<z.ZodString>>;
    designIntentRef: z.ZodDefault<z.ZodArray<z.ZodObject<{
        requirementId: z.ZodString;
        note: z.ZodOptional<z.ZodString>;
    }, z.core.$strip>>>;
    metadata: z.ZodDefault<z.ZodArray<z.ZodObject<{
        key: z.ZodString;
        value: z.ZodString;
    }, z.core.$strip>>>;
}, z.core.$strip>;
export type PowerRail = z.infer<typeof PowerRailSchema>;
export declare const PowerDomainSchema: z.ZodObject<{
    id: z.ZodString;
    name: z.ZodString;
    nominalVoltage: z.ZodOptional<z.ZodNumber>;
    tolerancePercent: z.ZodDefault<z.ZodNumber>;
    groundNet: z.ZodOptional<z.ZodString>;
    railRefs: z.ZodDefault<z.ZodArray<z.ZodString>>;
    sourceRailRef: z.ZodOptional<z.ZodString>;
    loadDeviceRefs: z.ZodDefault<z.ZodArray<z.ZodString>>;
    maxCurrentAmps: z.ZodOptional<z.ZodNumber>;
    isolation: z.ZodDefault<z.ZodEnum<{
        none: "none";
        galvanic: "galvanic";
        functional: "functional";
        reinforced: "reinforced";
    }>>;
    designIntentRef: z.ZodDefault<z.ZodArray<z.ZodObject<{
        requirementId: z.ZodString;
        note: z.ZodOptional<z.ZodString>;
    }, z.core.$strip>>>;
    metadata: z.ZodDefault<z.ZodArray<z.ZodObject<{
        key: z.ZodString;
        value: z.ZodString;
    }, z.core.$strip>>>;
}, z.core.$strip>;
export type PowerDomain = z.infer<typeof PowerDomainSchema>;
export declare const SignalClassSchema: z.ZodObject<{
    id: z.ZodString;
    name: z.ZodString;
    kind: z.ZodEnum<{
        reset: "reset";
        power: "power";
        ground: "ground";
        analog: "analog";
        i2c: "i2c";
        spi: "spi";
        uart: "uart";
        usb: "usb";
        rf: "rf";
        digital: "digital";
        clock: "clock";
        can: "can";
        "high-speed": "high-speed";
        differential: "differential";
        sensitive: "sensitive";
    }>;
    netNames: z.ZodDefault<z.ZodArray<z.ZodString>>;
    differentialPair: z.ZodOptional<z.ZodObject<{
        positiveNet: z.ZodString;
        negativeNet: z.ZodString;
        targetImpedanceOhms: z.ZodOptional<z.ZodNumber>;
        lengthMatchToleranceMm: z.ZodOptional<z.ZodNumber>;
    }, z.core.$strip>>;
    impedanceOhms: z.ZodOptional<z.ZodNumber>;
    maxFrequencyHz: z.ZodOptional<z.ZodNumber>;
    edgeRateNs: z.ZodOptional<z.ZodNumber>;
    routing: z.ZodDefault<z.ZodObject<{
        preferredLayer: z.ZodOptional<z.ZodString>;
        traceWidthMm: z.ZodOptional<z.ZodNumber>;
        clearanceMm: z.ZodOptional<z.ZodNumber>;
        maxLengthMm: z.ZodOptional<z.ZodNumber>;
        shieldNet: z.ZodOptional<z.ZodString>;
        returnPathNet: z.ZodOptional<z.ZodString>;
    }, z.core.$strip>>;
    designIntentRef: z.ZodDefault<z.ZodArray<z.ZodObject<{
        requirementId: z.ZodString;
        note: z.ZodOptional<z.ZodString>;
    }, z.core.$strip>>>;
    metadata: z.ZodDefault<z.ZodArray<z.ZodObject<{
        key: z.ZodString;
        value: z.ZodString;
    }, z.core.$strip>>>;
}, z.core.$strip>;
export type SignalClass = z.infer<typeof SignalClassSchema>;
export declare const PhysicalConstraintSchema: z.ZodObject<{
    id: z.ZodString;
    type: z.ZodEnum<{
        clearance: "clearance";
        placement: "placement";
        mechanical: "mechanical";
        thermal: "thermal";
        keepout: "keepout";
        height: "height";
        creepage: "creepage";
        accessibility: "accessibility";
        testability: "testability";
    }>;
    severity: z.ZodDefault<z.ZodEnum<typeof ConstraintSeverity>>;
    targetType: z.ZodEnum<{
        board: "board";
        device: "device";
        interface: "interface";
        net: "net";
        block: "block";
        zone: "zone";
    }>;
    targetRef: z.ZodOptional<z.ZodString>;
    description: z.ZodString;
    value: z.ZodOptional<z.ZodUnion<readonly [z.ZodString, z.ZodNumber, z.ZodBoolean]>>;
    unit: z.ZodOptional<z.ZodString>;
    minClearanceMm: z.ZodOptional<z.ZodNumber>;
    preferredSide: z.ZodOptional<z.ZodEnum<typeof PlacementSide>>;
    keepoutRef: z.ZodOptional<z.ZodString>;
    designIntentRef: z.ZodDefault<z.ZodArray<z.ZodObject<{
        requirementId: z.ZodString;
        note: z.ZodOptional<z.ZodString>;
    }, z.core.$strip>>>;
    metadata: z.ZodDefault<z.ZodArray<z.ZodObject<{
        key: z.ZodString;
        value: z.ZodString;
    }, z.core.$strip>>>;
}, z.core.$strip>;
export type PhysicalConstraint = z.infer<typeof PhysicalConstraintSchema>;
export declare const InterfacePinSchema: z.ZodObject<{
    pin: z.ZodString;
    signal: z.ZodString;
    type: z.ZodOptional<z.ZodEnum<{
        output: "output";
        input: "input";
        power: "power";
        ground: "ground";
        bidirectional: "bidirectional";
    }>>;
}, z.core.$strip>;
export declare const InterfaceSchema: z.ZodObject<{
    id: z.ZodString;
    name: z.ZodString;
    type: z.ZodString;
    pinout: z.ZodDefault<z.ZodArray<z.ZodObject<{
        pin: z.ZodString;
        signal: z.ZodString;
        type: z.ZodOptional<z.ZodEnum<{
            output: "output";
            input: "input";
            power: "power";
            ground: "ground";
            bidirectional: "bidirectional";
        }>>;
    }, z.core.$strip>>>;
    blockRef: z.ZodOptional<z.ZodString>;
    designIntentRef: z.ZodDefault<z.ZodArray<z.ZodObject<{
        requirementId: z.ZodString;
        note: z.ZodOptional<z.ZodString>;
    }, z.core.$strip>>>;
}, z.core.$strip>;
export type Interface = z.infer<typeof InterfaceSchema>;
export type InterfacePin = z.infer<typeof InterfacePinSchema>;
export declare const ConstraintSchema: z.ZodObject<{
    id: z.ZodString;
    type: z.ZodEnum<typeof ConstraintType>;
    severity: z.ZodDefault<z.ZodEnum<typeof ConstraintSeverity>>;
    description: z.ZodString;
    scope: z.ZodOptional<z.ZodString>;
    designIntentRef: z.ZodDefault<z.ZodArray<z.ZodObject<{
        requirementId: z.ZodString;
        note: z.ZodOptional<z.ZodString>;
    }, z.core.$strip>>>;
}, z.core.$strip>;
export type Constraint = z.infer<typeof ConstraintSchema>;
export declare const BomIntentSchema: z.ZodObject<{
    excludeRefs: z.ZodDefault<z.ZodArray<z.ZodString>>;
    preferredVendors: z.ZodDefault<z.ZodArray<z.ZodString>>;
    costTargetUsd: z.ZodOptional<z.ZodNumber>;
    notes: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
export type BomIntent = z.infer<typeof BomIntentSchema>;
export declare const PcbIntentSchema: z.ZodObject<{
    layerCount: z.ZodOptional<z.ZodNumber>;
    stackup: z.ZodOptional<z.ZodString>;
    widthMm: z.ZodOptional<z.ZodNumber>;
    heightMm: z.ZodOptional<z.ZodNumber>;
    material: z.ZodOptional<z.ZodString>;
    notes: z.ZodOptional<z.ZodString>;
    boardOutline: z.ZodOptional<z.ZodObject<{
        shape: z.ZodArray<z.ZodObject<{
            x: z.ZodNumber;
            y: z.ZodNumber;
        }, z.core.$strip>>;
        cutouts: z.ZodOptional<z.ZodArray<z.ZodArray<z.ZodObject<{
            x: z.ZodNumber;
            y: z.ZodNumber;
        }, z.core.$strip>>>>;
    }, z.core.$strip>>;
    layerStack: z.ZodOptional<z.ZodArray<z.ZodObject<{
        name: z.ZodString;
        type: z.ZodEnum<typeof BoardLayerType>;
        thicknessMm: z.ZodNumber;
        material: z.ZodString;
        copperWeightOz: z.ZodOptional<z.ZodNumber>;
        dielectricConstant: z.ZodOptional<z.ZodNumber>;
        order: z.ZodNumber;
    }, z.core.$strip>>>;
    netClasses: z.ZodOptional<z.ZodArray<z.ZodObject<{
        name: z.ZodString;
        traceWidthMm: z.ZodNumber;
        clearanceMm: z.ZodNumber;
        viaDiameterMm: z.ZodOptional<z.ZodNumber>;
        viaHoleMm: z.ZodOptional<z.ZodNumber>;
        priority: z.ZodOptional<z.ZodNumber>;
        netNames: z.ZodOptional<z.ZodArray<z.ZodString>>;
    }, z.core.$strip>>>;
    clearanceRules: z.ZodOptional<z.ZodArray<z.ZodObject<{
        netClassA: z.ZodString;
        netClassB: z.ZodString;
        clearanceMm: z.ZodNumber;
        layer: z.ZodOptional<z.ZodString>;
    }, z.core.$strip>>>;
    keepoutAreas: z.ZodOptional<z.ZodArray<z.ZodObject<{
        outline: z.ZodArray<z.ZodObject<{
            x: z.ZodNumber;
            y: z.ZodNumber;
        }, z.core.$strip>>;
        layer: z.ZodString;
        restriction: z.ZodEnum<typeof KeepoutRestriction>;
        description: z.ZodOptional<z.ZodString>;
    }, z.core.$strip>>>;
    placementZones: z.ZodOptional<z.ZodArray<z.ZodObject<{
        outline: z.ZodArray<z.ZodObject<{
            x: z.ZodNumber;
            y: z.ZodNumber;
        }, z.core.$strip>>;
        layer: z.ZodEnum<typeof PlacementSide>;
        zoneType: z.ZodEnum<typeof PlacementZoneType>;
        name: z.ZodString;
        allowedRefs: z.ZodOptional<z.ZodArray<z.ZodString>>;
        description: z.ZodOptional<z.ZodString>;
    }, z.core.$strip>>>;
    mountingHoles: z.ZodOptional<z.ZodArray<z.ZodObject<{
        x: z.ZodNumber;
        y: z.ZodNumber;
        diameterMm: z.ZodNumber;
        type: z.ZodDefault<z.ZodEnum<typeof MountingHoleType>>;
        plated: z.ZodDefault<z.ZodBoolean>;
    }, z.core.$strip>>>;
    fiducials: z.ZodOptional<z.ZodArray<z.ZodObject<{
        x: z.ZodNumber;
        y: z.ZodNumber;
        type: z.ZodEnum<{
            local: "local";
            global: "global";
        }>;
        top: z.ZodBoolean;
        bottom: z.ZodOptional<z.ZodBoolean>;
    }, z.core.$strip>>>;
    testPads: z.ZodOptional<z.ZodArray<z.ZodObject<{
        x: z.ZodNumber;
        y: z.ZodNumber;
        netName: z.ZodString;
        diameterMm: z.ZodNumber;
        layer: z.ZodEnum<typeof PlacementSide>;
        label: z.ZodOptional<z.ZodString>;
    }, z.core.$strip>>>;
}, z.core.$strip>;
export type PcbIntent = z.infer<typeof PcbIntentSchema>;
export declare const ManufacturingIntentSchema: z.ZodObject<{
    quantity: z.ZodOptional<z.ZodNumber>;
    process: z.ZodOptional<z.ZodEnum<{
        mixed: "mixed";
        "lead-free": "lead-free";
        "lead-based": "lead-based";
    }>>;
    timelineWeeks: z.ZodOptional<z.ZodNumber>;
    notes: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
export type ManufacturingIntent = z.infer<typeof ManufacturingIntentSchema>;
export declare const CircuitIRSchema: z.ZodObject<{
    $schema: z.ZodDefault<z.ZodLiteral<"circuit-ir/v1">>;
    metadata: z.ZodObject<{
        version: z.ZodDefault<z.ZodLiteral<"1.0.0">>;
        createdAt: z.ZodOptional<z.ZodString>;
        designIntentRef: z.ZodOptional<z.ZodString>;
        validationStatus: z.ZodDefault<z.ZodEnum<typeof ValidationStatus>>;
    }, z.core.$strip>;
    blocks: z.ZodDefault<z.ZodArray<z.ZodObject<{
        id: z.ZodString;
        name: z.ZodString;
        type: z.ZodString;
        description: z.ZodOptional<z.ZodString>;
        designIntentRef: z.ZodDefault<z.ZodArray<z.ZodObject<{
            requirementId: z.ZodString;
            note: z.ZodOptional<z.ZodString>;
        }, z.core.$strip>>>;
        children: z.ZodDefault<z.ZodArray<z.ZodString>>;
    }, z.core.$strip>>>;
    devices: z.ZodDefault<z.ZodArray<z.ZodObject<{
        id: z.ZodString;
        ref: z.ZodString;
        mpn: z.ZodOptional<z.ZodString>;
        manufacturer: z.ZodOptional<z.ZodString>;
        package: z.ZodOptional<z.ZodString>;
        datasheet: z.ZodUnion<[z.ZodOptional<z.ZodString>, z.ZodLiteral<"">]>;
        lcsc: z.ZodOptional<z.ZodString>;
        blockRef: z.ZodOptional<z.ZodString>;
        powerDomainRef: z.ZodOptional<z.ZodString>;
        placementZoneRef: z.ZodOptional<z.ZodString>;
        estimatedDissipationWatts: z.ZodOptional<z.ZodNumber>;
        designIntentRef: z.ZodDefault<z.ZodArray<z.ZodObject<{
            requirementId: z.ZodString;
            note: z.ZodOptional<z.ZodString>;
        }, z.core.$strip>>>;
        metadata: z.ZodDefault<z.ZodArray<z.ZodObject<{
            key: z.ZodString;
            value: z.ZodString;
        }, z.core.$strip>>>;
    }, z.core.$strip>>>;
    nets: z.ZodDefault<z.ZodArray<z.ZodObject<{
        id: z.ZodString;
        name: z.ZodString;
        type: z.ZodDefault<z.ZodEnum<typeof NetType>>;
        nodes: z.ZodDefault<z.ZodArray<z.ZodObject<{
            deviceRef: z.ZodString;
            pin: z.ZodString;
        }, z.core.$strip>>>;
        blockRef: z.ZodOptional<z.ZodString>;
        powerDomainRef: z.ZodOptional<z.ZodString>;
        signalClassRef: z.ZodOptional<z.ZodString>;
        railRef: z.ZodOptional<z.ZodString>;
        designIntentRef: z.ZodDefault<z.ZodArray<z.ZodObject<{
            requirementId: z.ZodString;
            note: z.ZodOptional<z.ZodString>;
        }, z.core.$strip>>>;
        metadata: z.ZodDefault<z.ZodArray<z.ZodObject<{
            key: z.ZodString;
            value: z.ZodString;
        }, z.core.$strip>>>;
    }, z.core.$strip>>>;
    rails: z.ZodDefault<z.ZodArray<z.ZodObject<{
        id: z.ZodString;
        name: z.ZodString;
        voltage: z.ZodNumber;
        tolerance: z.ZodDefault<z.ZodNumber>;
        maxCurrentAmps: z.ZodOptional<z.ZodNumber>;
        sourceBlockRef: z.ZodOptional<z.ZodString>;
        sinkBlockRefs: z.ZodDefault<z.ZodArray<z.ZodString>>;
        designIntentRef: z.ZodDefault<z.ZodArray<z.ZodObject<{
            requirementId: z.ZodString;
            note: z.ZodOptional<z.ZodString>;
        }, z.core.$strip>>>;
        metadata: z.ZodDefault<z.ZodArray<z.ZodObject<{
            key: z.ZodString;
            value: z.ZodString;
        }, z.core.$strip>>>;
    }, z.core.$strip>>>;
    powerDomains: z.ZodDefault<z.ZodArray<z.ZodObject<{
        id: z.ZodString;
        name: z.ZodString;
        nominalVoltage: z.ZodOptional<z.ZodNumber>;
        tolerancePercent: z.ZodDefault<z.ZodNumber>;
        groundNet: z.ZodOptional<z.ZodString>;
        railRefs: z.ZodDefault<z.ZodArray<z.ZodString>>;
        sourceRailRef: z.ZodOptional<z.ZodString>;
        loadDeviceRefs: z.ZodDefault<z.ZodArray<z.ZodString>>;
        maxCurrentAmps: z.ZodOptional<z.ZodNumber>;
        isolation: z.ZodDefault<z.ZodEnum<{
            none: "none";
            galvanic: "galvanic";
            functional: "functional";
            reinforced: "reinforced";
        }>>;
        designIntentRef: z.ZodDefault<z.ZodArray<z.ZodObject<{
            requirementId: z.ZodString;
            note: z.ZodOptional<z.ZodString>;
        }, z.core.$strip>>>;
        metadata: z.ZodDefault<z.ZodArray<z.ZodObject<{
            key: z.ZodString;
            value: z.ZodString;
        }, z.core.$strip>>>;
    }, z.core.$strip>>>;
    signalClasses: z.ZodDefault<z.ZodArray<z.ZodObject<{
        id: z.ZodString;
        name: z.ZodString;
        kind: z.ZodEnum<{
            reset: "reset";
            power: "power";
            ground: "ground";
            analog: "analog";
            i2c: "i2c";
            spi: "spi";
            uart: "uart";
            usb: "usb";
            rf: "rf";
            digital: "digital";
            clock: "clock";
            can: "can";
            "high-speed": "high-speed";
            differential: "differential";
            sensitive: "sensitive";
        }>;
        netNames: z.ZodDefault<z.ZodArray<z.ZodString>>;
        differentialPair: z.ZodOptional<z.ZodObject<{
            positiveNet: z.ZodString;
            negativeNet: z.ZodString;
            targetImpedanceOhms: z.ZodOptional<z.ZodNumber>;
            lengthMatchToleranceMm: z.ZodOptional<z.ZodNumber>;
        }, z.core.$strip>>;
        impedanceOhms: z.ZodOptional<z.ZodNumber>;
        maxFrequencyHz: z.ZodOptional<z.ZodNumber>;
        edgeRateNs: z.ZodOptional<z.ZodNumber>;
        routing: z.ZodDefault<z.ZodObject<{
            preferredLayer: z.ZodOptional<z.ZodString>;
            traceWidthMm: z.ZodOptional<z.ZodNumber>;
            clearanceMm: z.ZodOptional<z.ZodNumber>;
            maxLengthMm: z.ZodOptional<z.ZodNumber>;
            shieldNet: z.ZodOptional<z.ZodString>;
            returnPathNet: z.ZodOptional<z.ZodString>;
        }, z.core.$strip>>;
        designIntentRef: z.ZodDefault<z.ZodArray<z.ZodObject<{
            requirementId: z.ZodString;
            note: z.ZodOptional<z.ZodString>;
        }, z.core.$strip>>>;
        metadata: z.ZodDefault<z.ZodArray<z.ZodObject<{
            key: z.ZodString;
            value: z.ZodString;
        }, z.core.$strip>>>;
    }, z.core.$strip>>>;
    physicalConstraints: z.ZodDefault<z.ZodArray<z.ZodObject<{
        id: z.ZodString;
        type: z.ZodEnum<{
            clearance: "clearance";
            placement: "placement";
            mechanical: "mechanical";
            thermal: "thermal";
            keepout: "keepout";
            height: "height";
            creepage: "creepage";
            accessibility: "accessibility";
            testability: "testability";
        }>;
        severity: z.ZodDefault<z.ZodEnum<typeof ConstraintSeverity>>;
        targetType: z.ZodEnum<{
            board: "board";
            device: "device";
            interface: "interface";
            net: "net";
            block: "block";
            zone: "zone";
        }>;
        targetRef: z.ZodOptional<z.ZodString>;
        description: z.ZodString;
        value: z.ZodOptional<z.ZodUnion<readonly [z.ZodString, z.ZodNumber, z.ZodBoolean]>>;
        unit: z.ZodOptional<z.ZodString>;
        minClearanceMm: z.ZodOptional<z.ZodNumber>;
        preferredSide: z.ZodOptional<z.ZodEnum<typeof PlacementSide>>;
        keepoutRef: z.ZodOptional<z.ZodString>;
        designIntentRef: z.ZodDefault<z.ZodArray<z.ZodObject<{
            requirementId: z.ZodString;
            note: z.ZodOptional<z.ZodString>;
        }, z.core.$strip>>>;
        metadata: z.ZodDefault<z.ZodArray<z.ZodObject<{
            key: z.ZodString;
            value: z.ZodString;
        }, z.core.$strip>>>;
    }, z.core.$strip>>>;
    interfaces: z.ZodDefault<z.ZodArray<z.ZodObject<{
        id: z.ZodString;
        name: z.ZodString;
        type: z.ZodString;
        pinout: z.ZodDefault<z.ZodArray<z.ZodObject<{
            pin: z.ZodString;
            signal: z.ZodString;
            type: z.ZodOptional<z.ZodEnum<{
                output: "output";
                input: "input";
                power: "power";
                ground: "ground";
                bidirectional: "bidirectional";
            }>>;
        }, z.core.$strip>>>;
        blockRef: z.ZodOptional<z.ZodString>;
        designIntentRef: z.ZodDefault<z.ZodArray<z.ZodObject<{
            requirementId: z.ZodString;
            note: z.ZodOptional<z.ZodString>;
        }, z.core.$strip>>>;
    }, z.core.$strip>>>;
    constraints: z.ZodDefault<z.ZodArray<z.ZodObject<{
        id: z.ZodString;
        type: z.ZodEnum<typeof ConstraintType>;
        severity: z.ZodDefault<z.ZodEnum<typeof ConstraintSeverity>>;
        description: z.ZodString;
        scope: z.ZodOptional<z.ZodString>;
        designIntentRef: z.ZodDefault<z.ZodArray<z.ZodObject<{
            requirementId: z.ZodString;
            note: z.ZodOptional<z.ZodString>;
        }, z.core.$strip>>>;
    }, z.core.$strip>>>;
    bom: z.ZodDefault<z.ZodObject<{
        excludeRefs: z.ZodDefault<z.ZodArray<z.ZodString>>;
        preferredVendors: z.ZodDefault<z.ZodArray<z.ZodString>>;
        costTargetUsd: z.ZodOptional<z.ZodNumber>;
        notes: z.ZodOptional<z.ZodString>;
    }, z.core.$strip>>;
    pcb: z.ZodDefault<z.ZodObject<{
        layerCount: z.ZodOptional<z.ZodNumber>;
        stackup: z.ZodOptional<z.ZodString>;
        widthMm: z.ZodOptional<z.ZodNumber>;
        heightMm: z.ZodOptional<z.ZodNumber>;
        material: z.ZodOptional<z.ZodString>;
        notes: z.ZodOptional<z.ZodString>;
        boardOutline: z.ZodOptional<z.ZodObject<{
            shape: z.ZodArray<z.ZodObject<{
                x: z.ZodNumber;
                y: z.ZodNumber;
            }, z.core.$strip>>;
            cutouts: z.ZodOptional<z.ZodArray<z.ZodArray<z.ZodObject<{
                x: z.ZodNumber;
                y: z.ZodNumber;
            }, z.core.$strip>>>>;
        }, z.core.$strip>>;
        layerStack: z.ZodOptional<z.ZodArray<z.ZodObject<{
            name: z.ZodString;
            type: z.ZodEnum<typeof BoardLayerType>;
            thicknessMm: z.ZodNumber;
            material: z.ZodString;
            copperWeightOz: z.ZodOptional<z.ZodNumber>;
            dielectricConstant: z.ZodOptional<z.ZodNumber>;
            order: z.ZodNumber;
        }, z.core.$strip>>>;
        netClasses: z.ZodOptional<z.ZodArray<z.ZodObject<{
            name: z.ZodString;
            traceWidthMm: z.ZodNumber;
            clearanceMm: z.ZodNumber;
            viaDiameterMm: z.ZodOptional<z.ZodNumber>;
            viaHoleMm: z.ZodOptional<z.ZodNumber>;
            priority: z.ZodOptional<z.ZodNumber>;
            netNames: z.ZodOptional<z.ZodArray<z.ZodString>>;
        }, z.core.$strip>>>;
        clearanceRules: z.ZodOptional<z.ZodArray<z.ZodObject<{
            netClassA: z.ZodString;
            netClassB: z.ZodString;
            clearanceMm: z.ZodNumber;
            layer: z.ZodOptional<z.ZodString>;
        }, z.core.$strip>>>;
        keepoutAreas: z.ZodOptional<z.ZodArray<z.ZodObject<{
            outline: z.ZodArray<z.ZodObject<{
                x: z.ZodNumber;
                y: z.ZodNumber;
            }, z.core.$strip>>;
            layer: z.ZodString;
            restriction: z.ZodEnum<typeof KeepoutRestriction>;
            description: z.ZodOptional<z.ZodString>;
        }, z.core.$strip>>>;
        placementZones: z.ZodOptional<z.ZodArray<z.ZodObject<{
            outline: z.ZodArray<z.ZodObject<{
                x: z.ZodNumber;
                y: z.ZodNumber;
            }, z.core.$strip>>;
            layer: z.ZodEnum<typeof PlacementSide>;
            zoneType: z.ZodEnum<typeof PlacementZoneType>;
            name: z.ZodString;
            allowedRefs: z.ZodOptional<z.ZodArray<z.ZodString>>;
            description: z.ZodOptional<z.ZodString>;
        }, z.core.$strip>>>;
        mountingHoles: z.ZodOptional<z.ZodArray<z.ZodObject<{
            x: z.ZodNumber;
            y: z.ZodNumber;
            diameterMm: z.ZodNumber;
            type: z.ZodDefault<z.ZodEnum<typeof MountingHoleType>>;
            plated: z.ZodDefault<z.ZodBoolean>;
        }, z.core.$strip>>>;
        fiducials: z.ZodOptional<z.ZodArray<z.ZodObject<{
            x: z.ZodNumber;
            y: z.ZodNumber;
            type: z.ZodEnum<{
                local: "local";
                global: "global";
            }>;
            top: z.ZodBoolean;
            bottom: z.ZodOptional<z.ZodBoolean>;
        }, z.core.$strip>>>;
        testPads: z.ZodOptional<z.ZodArray<z.ZodObject<{
            x: z.ZodNumber;
            y: z.ZodNumber;
            netName: z.ZodString;
            diameterMm: z.ZodNumber;
            layer: z.ZodEnum<typeof PlacementSide>;
            label: z.ZodOptional<z.ZodString>;
        }, z.core.$strip>>>;
    }, z.core.$strip>>;
    manufacturing: z.ZodDefault<z.ZodObject<{
        quantity: z.ZodOptional<z.ZodNumber>;
        process: z.ZodOptional<z.ZodEnum<{
            mixed: "mixed";
            "lead-free": "lead-free";
            "lead-based": "lead-based";
        }>>;
        timelineWeeks: z.ZodOptional<z.ZodNumber>;
        notes: z.ZodOptional<z.ZodString>;
    }, z.core.$strip>>;
    referenceDesign: z.ZodOptional<z.ZodObject<{
        kind: z.ZodLiteral<"usb-isolated-rs485">;
        usbRole: z.ZodDefault<z.ZodLiteral<"data-power">>;
        isolation: z.ZodDefault<z.ZodLiteral<"galvanic">>;
        inputVoltage: z.ZodDefault<z.ZodNumber>;
        inputCurrentAmps: z.ZodDefault<z.ZodNumber>;
        rs485BusVoltage: z.ZodDefault<z.ZodNumber>;
        terminationOhms: z.ZodDefault<z.ZodNumber>;
        biasResistorOhms: z.ZodDefault<z.ZodNumber>;
        usbDataRateMbps: z.ZodDefault<z.ZodNumber>;
        isolationClearanceMm: z.ZodDefault<z.ZodNumber>;
        notes: z.ZodDefault<z.ZodArray<z.ZodString>>;
    }, z.core.$strip>>;
}, z.core.$strict>;
export type CircuitIR = z.infer<typeof CircuitIRSchema>;
/**
 * Parse and validate an unknown input as a CircuitIR.
 *
 * Returns the validated CircuitIR on success.
 * Throws `CircuitError` with structured errors on failure.
 */
export declare function validateCircuitIR(input: unknown): CircuitIR;
/**
 * Type guard: check whether an unknown value is a valid CircuitIR.
 */
export declare function isCircuitIR(value: unknown): value is CircuitIR;