export declare const THINKING_BODY_MAX_ROWS = 20;
export declare function wrapThinkingBody(content: string, width: number, streaming: boolean): string[];
export declare function createLiveThinkingWrap(width: number): (content: string) => string[];
export interface ThinkingViewport {
    readonly rows: number;
    readonly offset: number;
    readonly maxOffset: number;
    readonly hiddenAbove: number;
    readonly hiddenBelow: number;
}
export declare function resolveThinkingViewport(input: {
    readonly lineCount: number;
    readonly offset: number;
    readonly maxRows?: number | undefined;
}): ThinkingViewport;
export type ThinkingPresentation = {
    readonly heading: string;
    readonly borderTitle: undefined;
    readonly layout: "line";
    readonly showBody: false;
} | {
    readonly heading: string;
    readonly borderTitle: string;
    readonly layout: "card";
    readonly showBody: true;
};
export declare function thinkingTokenEstimate(content: string): number;
export declare function resolveThinkingPresentation(input: {
    readonly streaming: boolean;
    readonly expanded: boolean;
    readonly elapsed?: string | undefined;
    readonly content: string;
}): ThinkingPresentation;
export interface ThinkingHeadingStyle {
    readonly fg: string;
    readonly underline: boolean;
}
export declare function resolveThinkingFooter(input: {
    readonly focused: boolean;
    readonly hiddenAbove: number;
    readonly hiddenBelow: number;
}): string | undefined;
export declare function resolveThinkingHeadingStyle(input: {
    readonly hovered: boolean;
    readonly accent: string;
    readonly hover: string;
}): ThinkingHeadingStyle;