import { type Position, type PositionMarginConstraints } from '@lifi/perps-types';
/**
 * Lighter's exact isolated-margin requirement. Lighter publishes no separate
 * notional floor, so the provider-normalized initial-margin requirement is
 * the retained amount.
 *
 * @see https://docs.lighter.xyz/trading/liquidations-and-llp-insurance-fund
 * @public
 */
export declare function positionMarginConstraints(position: Position): PositionMarginConstraints | undefined;
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