export interface NavSetupResult {
    /** onChange callback for the horizontalLoop config — wires up class/ARIA toggles + emits events. */
    onChange: (item: Element, rawIndex: number) => void;
    /** Items the slider is operating on (already queried). */
    items: HTMLElement[];
    /** Total slide count. */
    total: number;
    /** Wire up click handlers; needs the slider timeline + nav-restart callback. */
    attachClickListeners: (handlers: NavClickHandlers) => () => void;
}
export interface NavClickHandlers {
    next: () => void;
    previous: () => void;
    toIndex: (target: number) => void;
    current: () => number;
}
export interface NavOptions {
    /** Finite (non-looping) slider: disable prev/next at the first/last slide. */
    finite?: boolean;
}
export declare function setupNav(root: HTMLElement, opts?: NavOptions): NavSetupResult;
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