/**
 * Canonical `canon.card.v1` action-field type vocabulary. The runtime array is
 * the single source of truth and the type is derived from it, so a value and a
 * type cannot drift.
 *
 * ORDER IS LOAD-BEARING: scripts/generate-skill-bundles.mjs renders this list
 * verbatim (via @canonmsg/rich-cards) into two committed SKILL.md files, and
 * `npm run check:skill-bundles` fails on a byte change.
 */
export declare const RUNTIME_CARD_FIELD_TYPES: readonly ["text", "textarea", "select", "multiSelect", "boolean", "date", "number", "currency", "searchSelect", "lineItems"];
export type RuntimeCardFieldType = (typeof RUNTIME_CARD_FIELD_TYPES)[number];
/**
 * Caps shared across runtime-card normalizers, response validation, and
 * authoring tools. Keep these backend-safe so Functions can import them.
 */
export declare const RUNTIME_CARD_LIMITS: {
    readonly detailsRows: 32;
    readonly lineItemRows: 50;
    readonly lineItemColumns: 8;
    readonly searchSelectChoices: 100;
};
export interface RuntimeCardFieldChoice {
    label: string;
    value?: string;
    description?: string;
    preview?: string;
}
/** Column cell types allowed inside a `lineItems` field. */
export declare const RUNTIME_CARD_LINE_ITEM_COLUMN_TYPES: readonly ["text", "number", "currency", "date", "select"];
export type RuntimeCardLineItemColumnType = (typeof RUNTIME_CARD_LINE_ITEM_COLUMN_TYPES)[number];
export interface RuntimeCardLineItemColumn {
    id: string;
    label: string;
    type: RuntimeCardLineItemColumnType;
    required?: boolean;
    choices?: RuntimeCardFieldChoice[];
    min?: number;
    max?: number;
    step?: number;
    precision?: number;
    currencyCode?: string;
    allowOther?: boolean;
}
export interface RuntimeCardField {
    id: string;
    label: string;
    type: RuntimeCardFieldType;
    required?: boolean;
    placeholder?: string;
    choices?: RuntimeCardFieldChoice[];
    allowOther?: boolean;
    sensitive?: boolean;
    min?: number | string;
    max?: number | string;
    step?: number;
    precision?: number;
    currencyCode?: string;
    columns?: RuntimeCardLineItemColumn[];
    minRows?: number;
    maxRows?: number;
}
export declare function validateRuntimeCardFieldValues(input: {
    actionId: string | undefined;
    actionFields: ReadonlyArray<RuntimeCardField> | undefined;
    values: Record<string, unknown> | undefined;
}): string | null;