import type { OsSignals } from './types.js';
export declare const MEDIA_QUERIES: {
    readonly forcedColors: "(forced-colors: active)";
    readonly contrastMore: "(prefers-contrast: more)";
    readonly reducedTransparency: "(prefers-reduced-transparency: reduce)";
    readonly reducedMotion: "(prefers-reduced-motion: reduce)";
    readonly schemeDark: "(prefers-color-scheme: dark)";
    readonly coarsePointer: "(pointer: coarse)";
};
export type OsSignalKey = keyof typeof MEDIA_QUERIES;
/** Input-capability queries read by the motion runtime (pointer light,
   magnetic). Kept out of MEDIA_QUERIES so the store's OS-signal set and its
   change subscription are unchanged; they share the same lazy MQL registry. */
export declare const POINTER_QUERIES: {
    readonly fineHover: "(hover: hover) and (pointer: fine)";
    readonly fine: "(pointer: fine)";
};
export type PointerSignalKey = keyof typeof POINTER_QUERIES;
/** Current value of one signal for a window; creates the shared MQL lazily. */
export declare const readOsSignal: (win: Window, key: OsSignalKey) => boolean;
/** Current value of one input-capability signal (shared MQL, created lazily). */
export declare const readPointerSignal: (win: Window, key: PointerSignalKey) => boolean;
/** All six signals for a window (shared MQLs, lazily created per call). */
export declare const readOsSignals: (win: Window) => OsSignals;
/** Subscribe to one signal; returns an unsubscribe that drops the MQL listener
   when the last subscriber leaves. */
export declare const subscribeOsSignal: (win: Window, key: OsSignalKey, listener: () => void) => (() => void);
/** Subscribe to every signal at once; `notify` fires on any change. */
export declare const subscribeOsSignals: (win: Window, notify: () => void) => (() => void);
//# sourceMappingURL=media.d.ts.map