import type { CssConfig, ParsedClass, UtilityRuleResult } from './types';
// Resolve a size/spacing token shared by the sizing utilities: fractions,
// keyword map, theme spacing, off-scale numbers (0.25rem steps), and
// arbitrary values. Unknown words return undefined — they previously
// leaked verbatim (`w-sidebar` emitted `width: sidebar;`).
export declare function resolveSizeToken(parsed: { value?: string, arbitrary: boolean }, config: { theme: { spacing: Record<string, string> } }, sizeMap: Record<string, string>): string | undefined;
/**
 * A theme colour as a utility writes it: the value itself, or, for a palette
 * in `colorVariables`, a variable named after the colour that falls back to it.
 */
export declare function themeColorValue(key: string, value: string, palette: string, variables: readonly string[] | undefined): string;
// Helper to apply opacity to color
export declare function applyOpacity(color: string, opacity: number): string;
/**
 * Shared helper: resolve a color value (with optional opacity) from theme config.
 * Handles: special keywords, direct colors, color-shade, opacity modifiers (/50, /[0.04]).
 * Returns the resolved CSS color string or undefined if not found.
 */
export declare function resolveColorValue(value: string, config: { theme: { colors: Record<string, any> }, colorVariables?: string[] }, modifierArbitrary?: boolean): string | undefined;
/**
 * Built-in utility rules
 * Each rule checks if it matches the parsed class and returns CSS properties
*/
// Display utilities
export declare const displayRule: UtilityRule;
// Scrollbar utilities
export declare const scrollbarRule: UtilityRule;
// Content property for pseudo-elements: content-none, content-empty, content-['hello']
export declare const contentPropertyRule: UtilityRule;
// Container utilities (for container queries)
export declare const containerRule: UtilityRule;
// Flexbox utilities
export declare const flexDirectionRule: UtilityRule;
export declare const flexWrapRule: UtilityRule;
export declare const flexRule: UtilityRule;
export declare const flexGrowRule: UtilityRule;
export declare const flexShrinkRule: UtilityRule;
export declare const justifyContentRule: UtilityRule;
export declare const alignItemsRule: UtilityRule;
export declare const justifyItemsRule: UtilityRule;
export declare const alignContentRule: UtilityRule;
// Spacing utilities (margin, padding)
export declare const spacingRule: UtilityRule;
// Width and height utilities
export declare const sizingRule: UtilityRule;
export declare const colorRule: UtilityRule;
// Placeholder color utilities (placeholder-{color})
export declare const placeholderColorRule: UtilityRule;
// Typography utilities
export declare const fontSizeRule: UtilityRule;
export declare const fontWeightRule: UtilityRule;
export declare const leadingRule: UtilityRule;
export declare const textAlignRule: UtilityRule;
// Border utilities
export declare const borderWidthRule: UtilityRule;
// Border side width utilities (border-t-0, border-r-2, border-x-4, etc.)
export declare const borderSideWidthRule: UtilityRule;
export declare const borderRadiusRule: UtilityRule;
// Export all rules (order matters - more specific rules first)
export declare const builtInRules: UtilityRule[];
export type UtilityRule = (_parsed: ParsedClass, _config: CssConfig) => Record<string, string> | UtilityRuleResult | undefined;