import type { ReactNode } from 'react';
type Mode = 'light' | 'dark' | 'system';
interface ThemeCtx {
    mode: Mode;
    resolved: 'light' | 'dark';
    setMode(mode: Mode): void;
}
export declare function ThemeProvider({ defaultMode, children, }: {
    defaultMode?: Mode;
    children: ReactNode;
}): import("react").JSX.Element;
export declare function useTheme(): ThemeCtx;
/**
 * `<T />` — theme-aware text element carried over from v0.25. Renders a
 * `<span>` whose color follows the resolved theme.
 */
export declare function T({ children, tone, }: {
    children: ReactNode;
    tone?: 'default' | 'muted' | 'strong';
}): import("react").JSX.Element;
export {};
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