import { type ReactNode } from 'react';
import { type EffectiveTheme, type ThemeApi, type ThemeApplyOptions, type ThemePreference } from './themeContract.js';
export type { EffectiveTheme, ThemeApi, ThemeApplyOptions, ThemePreference };
export { THEME_STORAGE_KEYS, applyInitialTheme, createThemeApi, setTheme, type ThemeAppId, } from './themeContract.js';
export interface ThemeContextValue {
    preference: ThemePreference;
    effectiveTheme: EffectiveTheme;
    setTheme: (pref: ThemePreference) => void;
}
export interface ThemeProviderProps {
    /** Per-app key from `THEME_STORAGE_KEYS` (e.g. `rpapp-customer-theme`). */
    storageKey: string;
    /** When true, explicit `light` preference adds `.light` to override system dark media. */
    lightOverrideEnabled?: boolean;
    /** When storage empty — admin uses `light` so dark requires an explicit toggle. */
    defaultPreference?: ThemePreference;
    /** When preference is `system`, force this effective theme (admin: `light`). */
    systemResolvesTo?: EffectiveTheme;
    children: ReactNode;
}
/**
 * React bridge for DECISION-2 C-Hybrid dark mode.
 * Wrap the app (or subtree) and read/update theme via `useTheme()`.
 */
export declare function ThemeProvider({ storageKey, lightOverrideEnabled, defaultPreference, systemResolvesTo, children, }: ThemeProviderProps): JSX.Element;
export declare function useTheme(): ThemeContextValue;
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