export interface BrowserSupport {
    customElements: boolean;
    shadowDOM: boolean;
    containerQueries: boolean;
    anchorPositioning: boolean;
    viewTransitions: boolean;
    houdiniPaint: boolean;
    cssNesting: boolean;
}
export interface VersionInfo {
    version: string;
    buildDate: string;
    compatibility: 'modern' | 'legacy' | 'hybrid';
    features: string[];
}
export declare class VersionManager {
    private static instance;
    private browserSupport;
    private versionInfo;
    constructor();
    static getInstance(): VersionManager;
    private detectBrowserSupport;
    private determineCompatibilityLevel;
    private getAvailableFeatures;
    getBrowserSupport(): BrowserSupport;
    getVersionInfo(): VersionInfo;
    isFeatureSupported(feature: keyof BrowserSupport): boolean;
    getCompatibilityReport(): string;
    /**
     * Returns information about general feature limitations
     */
    getFeatureLimitations(): Record<string, {
        supported: boolean;
        limitations: string[];
    }>;
}
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