import { IconifyIcon } from '@iconify/types';
/**
 * Custom Flow/Sankey icon
 * Nodes connected by flowing S-curve paths representing user journey flows
 * Shows data flowing between stages with branching paths
 * 24x24 viewBox, stroke-width 1.5 for clean appearance
 */
export declare const flowIcon: IconifyIcon;
/**
 * Custom Funnel icon
 * Horizontal bars that progressively narrow, showing conversion stages
 * Connected by angled lines showing flow between stages
 * 24x24 viewBox, stroke-width 1.5 for clean appearance
 */
export declare const funnelIcon: IconifyIcon;
/**
 * Custom Retention icon
 * Grid/heatmap pattern representing cohort retention matrix
 * Shows users tracked across time periods with varying intensity cells
 * 24x24 viewBox, stroke-width 1.5 for clean appearance
 */
export declare const retentionIcon: IconifyIcon;