export declare const PDF_LIMITS: {
    readonly MAX_FILE_SIZE: number;
    readonly MAX_PAGES: 10;
    readonly MIN_TEXT_LENGTH: 100;
    readonly MAX_TEXT_EXTRACT: 2000;
};
export declare const ANTHROPIC_CONFIG: {
    readonly BASE_URL: "https://api.anthropic.com/v1";
    readonly DEFAULT_MODEL: "claude-3-5-sonnet-20241022";
    readonly MAX_TOKENS: 4000;
    readonly VERSION: "2023-06-01";
};
export declare const WCAG_CRITERIA: readonly ["1.1.1 Non-text Content", "1.3.1 Info and Relationships", "1.4.3 Contrast (Minimum)", "2.4.2 Page Titled", "2.4.4 Link Purpose (In Context)", "3.1.1 Language of Page", "4.1.2 Name, Role, Value"];
export declare const SUPPORTED_LANGUAGES: readonly [{
    readonly name: "English (US)";
    readonly value: "en-US";
}, {
    readonly name: "English (UK)";
    readonly value: "en-GB";
}, {
    readonly name: "Spanish";
    readonly value: "es";
}, {
    readonly name: "French";
    readonly value: "fr";
}, {
    readonly name: "German";
    readonly value: "de";
}, {
    readonly name: "Italian";
    readonly value: "it";
}, {
    readonly name: "Portuguese";
    readonly value: "pt";
}, {
    readonly name: "Dutch";
    readonly value: "nl";
}];
export declare const ERROR_MESSAGES: {
    readonly INVALID_FILE: "Invalid PDF file or corrupted data";
    readonly FILE_TOO_LARGE: `File size exceeds ${number}MB limit`;
    readonly TOO_MANY_PAGES: "Document has more than 10 pages";
    readonly SCANNED_DOCUMENT: "Scanned documents are not supported - text-based PDFs only";
    readonly FORM_DOCUMENT: "Documents with fillable forms are not supported";
    readonly NO_TEXT_CONTENT: "Document must contain readable text content";
    readonly NON_ROMAN_CHARS: "Document contains non-Roman characters - not supported";
    readonly AI_API_ERROR: "Error communicating with AI service";
    readonly REMEDIATION_FAILED: "Failed to apply accessibility improvements";
    readonly PARSING_ERROR: "Failed to parse PDF document";
};