/**
 * ANSI color helpers with TTY detection.
 *
 * Honors:
 *   - NO_COLOR=1
 *   - AGENTGUARD_COLOR=0
 *   - process.stdout.isTTY
 */
export declare const red: (text: string) => string;
export declare const green: (text: string) => string;
export declare const yellow: (text: string) => string;
export declare const cyan: (text: string) => string;
export declare const brightRed: (text: string) => string;
export declare const brightGreen: (text: string) => string;
export declare const brightCyan: (text: string) => string;
export declare const bold: (text: string) => string;
export declare const dim: (text: string) => string;
export declare function cyanBold(text: string): string;
export declare function redBold(text: string): string;
export declare function greenBold(text: string): string;
export declare function amberBold(text: string): string;
export declare function agentguardHome(): string;
export declare function currentPolicyPath(): string | null;
export declare function currentPolicyId(): string;
export declare function currentScopeLabel(): string;
export declare function banner(version: string): string;
export declare function statusBar(): string;
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