/**
 * QA360 Page Analyzer
 *
 * Analyzes web pages to discover elements, forms, and patterns
 *
 * NOW WITH INTELLIGENT SITE PROFILING!
 * - Analyzes site characteristics on first page visit
 * - Adapts selector strategy based on detected profile
 * - Filters utility classes (Tailwind, Bootstrap, MUI)
 */
import type { CrawlOptions, PageDefinition } from './types.js';
/**
 * Page Analyzer class
 */
export declare class PageAnalyzer {
    private browser?;
    private context?;
    private page?;
    private options;
    private profiler?;
    private siteAnalyzed;
    private siteAnalysis?;
    constructor(options: CrawlOptions);
    /**
     * Initialize browser
     */
    private initBrowser;
    /**
     * Perform authentication if configured (Phase 1: Enhanced with preset selectors and success verification)
     * Returns true if authentication succeeded, false otherwise
     */
    private performAuth;
    /**
     * Analyze a single page
     */
    analyze(url: string, depth: number): Promise<PageDefinition>;
    /**
     * Discover all interactive elements on the page
     */
    private discoverElements;
    /**
     * Discover buttons
     */
    private discoverButtons;
    /**
     * Discover links
     */
    private discoverLinks;
    /**
     * Discover forms
     */
    private discoverForms;
    /**
     * Discover fields within a form
     */
    private discoverFormFields;
    /**
     * Detect form purpose based on fields
     */
    private detectFormPurpose;
    /**
     * Calculate confidence for form purpose detection
     */
    private calculateFormPurposeConfidence;
    /**
     * Discover standalone input fields (not in forms)
     */
    private discoverInputs;
    /**
     * Discover select elements
     */
    private discoverSelects;
    /**
     * Discover checkboxes
     */
    private discoverCheckboxes;
    /**
     * Discover radio buttons
     */
    private discoverRadios;
    /**
     * ═══════════════════════════════════════════════════════════════════════════════
     * PART 5: DISCOVER IFRAMES
     * ═══════════════════════════════════════════════════════════════════════════════
     */
    private discoverIframes;
    /**
     * Analyze page navigation structure
     */
    private analyzeNavigation;
    /**
     * Run accessibility scan using axe-core with native ARIA fallback
     * When CSP blocks external scripts, falls back to native ARIA inspection
     */
    private runAccessibilityScan;
    /**
     * Native ARIA accessibility scan (fallback when axe-core is blocked)
     * Uses browser's built-in ARIA inspection capabilities
     */
    private runNativeAriaScan;
    /**
     * Detect page type
     */
    private detectPageType;
    /**
     * Clean up resources
     */
    cleanup(): Promise<void>;
}