/**
 * TUI (Text User Interface) Utilities
 * Claude Code-like display helpers for the interview agent
 */
/**
 * Generation phases for the spec generator
 */
export type Phase = 'context' | 'goals' | 'interview' | 'generation' | 'complete';
/**
 * Display the phase header (Claude Code style box)
 */
export declare function displayPhaseHeader(featureName: string, currentPhase: Phase, questionCount?: {
    current: number;
    max: number;
}): void;
/**
 * Display a tool usage indicator (like Claude Code)
 */
export declare function displayToolUse(toolName: string, args: Record<string, unknown>): void;
/**
 * Display session context (project info)
 */
export declare function displaySessionContext(context: {
    projectName?: string;
    stack?: string;
    entryPoints?: string[];
    tools?: {
        tavily: boolean;
        context7: boolean;
        codebase: boolean;
    };
}): void;
/**
 * Display progress phases with visual indicators
 */
export declare function displayProgressPhases(currentPhase: Phase): void;
/**
 * Display a warning for garbled input
 */
export declare function displayGarbledInputWarning(received: string): void;
/**
 * Display AI prefix before streaming
 */
export declare function displayAIPrefix(): void;
/**
 * Display a simple separator line
 */
export declare function displaySeparator(): void;
/**
 * Display thinking indicator
 */
export declare function displayThinking(): void;
/**
 * Clear thinking indicator
 */
export declare function clearThinking(): void;
/**
 * Format bytes for display
 */
export declare function formatBytes(bytes: number): string;