/**
 * Diff Viewer Theme System
 *
 * Provides theme definitions for the SplitDiffViewer component.
 * Includes both light (Git Classic) and dark (Dev Tools) themes.
 */
export interface DiffTheme {
    name: string;
    description: string;
    background: string;
    panelBackground: string;
    headerBackground: string;
    addedBackground: string;
    removedBackground: string;
    modifiedBackground: string;
    unchangedBackground: string;
    contextBackground: string;
    addedText: string;
    removedText: string;
    modifiedText: string;
    unchangedText: string;
    addedWordHighlight: string;
    removedWordHighlight: string;
    lineNumberBackground: string;
    lineNumberText: string;
    lineNumberBorder: string;
    markerAddedBackground: string;
    markerRemovedBackground: string;
    markerModifiedBackground: string;
    markerText: string;
    borderColor: string;
    dividerColor: string;
    glowColor?: string;
    neonIntensity?: number;
    accentColor?: string;
    summaryBackground: string;
    summaryAddedText: string;
    summaryRemovedText: string;
    summaryModifiedText: string;
    emptyStateText: string;
    separatorBackground: string;
    separatorText: string;
}
/**
 * Git Classic Theme
 * Traditional Git diff colors - simple and familiar
 */
export declare const gitClassicTheme: DiffTheme;
/**
 * Dev Tools Default Theme
 * Clean dark theme using our gameUIColors
 */
export declare const devToolsDefaultTheme: DiffTheme;
/**
 * Theme collection
 */
export declare const diffThemes: {
    readonly gitClassic: DiffTheme;
    readonly devToolsDefault: DiffTheme;
};
export type DiffThemeKey = keyof typeof diffThemes;
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