/**
 * [WHO]: Checkbox — tri-state checkbox built on @radix-ui/react-checkbox.
 * [FROM]: React + @radix-ui/react-checkbox + CVA + local icons-inline.
 * [TO]: sparkdesign package consumers; output of CLI `add checkbox` when registered.
 * [HERE]: registry/basic/checkbox.tsx — Spark Design source; keep aligned with the main library.
 *
 * [PROTOCOL]:
 * 1. Keep this P3 header in sync when the public contract changes.
 * 2. Update module AGENTS.md (P2) and root AGENTS.md (P1) when boundaries change.
 * 3. Follow design tokens and explicit type exports.
 */
import * as React from 'react';
import * as CheckboxPrimitive from '@radix-ui/react-checkbox';
import { type VariantProps } from 'class-variance-authority';
declare const checkboxVariants: (props?: ({
    size?: "sm" | "md" | "lg" | null | undefined;
} & import("class-variance-authority/types").ClassProp) | undefined) => string;
export interface CheckboxProps extends React.ComponentPropsWithoutRef<typeof CheckboxPrimitive.Root>, VariantProps<typeof checkboxVariants> {
}
declare const Checkbox: React.ForwardRefExoticComponent<CheckboxProps & React.RefAttributes<HTMLButtonElement>>;
export { Checkbox, checkboxVariants };