import type { ArchitectureSnapshot, ExecutiveSummarySpecEntry, RiskProfile } from '../../../types/index.js';
/** Generate an SVG showing stacked architecture layers with gradient colors. */
export declare function generateArchitectureSvg(arch: ArchitectureSnapshot): string;
/** Generate an SVG timeline: horizontal bars proportional to devHours, colored by difficulty. */
export declare function generateTimelineSvg(specs: ExecutiveSummarySpecEntry[]): string;
/** Generate an SVG stacked horizontal bar for risk distribution. */
export declare function generateRiskDistributionSvg(risk: RiskProfile): string;
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