import type { Log } from '../debug.js';
import color from 'ansi-colors';
/**
 * Debug logger scoped to the content-model validation module.
 * Extends the parent rule logger with a `content-model` namespace
 * for structured debug output during content model evaluation.
 */
export declare const cmLog: Log;
/** ANSI color helper: green background for highlighting locked-and-matched nodes in debug output. */
export declare const bgGreen: color.StyleFunction;
/** ANSI color helper: green foreground for highlighting matched nodes in debug output. */
export declare const green: color.StyleFunction;
/** ANSI color helper: red background for highlighting unexpected/extra nodes in debug output. */
export declare const bgRed: color.StyleFunction;
/** ANSI color helper: blue background for highlighting locked-and-matched transparent nodes in debug output. */
export declare const bgBlue: color.StyleFunction;
/** ANSI color helper: blue foreground for highlighting matched transparent nodes in debug output. */
export declare const blue: color.StyleFunction;
/** ANSI color helper: magenta background for highlighting unexpected transparent nodes in debug output. */
export declare const bgMagenta: color.StyleFunction;
/** ANSI color helper: cyan foreground for highlighting unmatched transparent nodes in debug output. */
export declare const cyan: color.StyleFunction;