/**
 * Background configuration constants
 */
import type { QualityConfig } from "./types.js";
/**
 * Winter configuration
 */
export declare const WinterConfig: {
    readonly snowflake: {
        readonly colors: readonly ["#ffffff", "#f8faff", "#e8f4f8", "#e6f2ff", "#f0f8ff", "#dde7ff", "#e8e8ff", "#f5f5ff", "#e0f0ff"];
        readonly minSize: 1.5;
        readonly maxSize: 12;
        readonly minSpeed: 0.3;
        readonly maxSpeed: 2.5;
        readonly density: 0.00015;
        readonly windChangeInterval: 400;
    };
    readonly shootingStar: {
        readonly colors: readonly ["#ffffff", "#f8faff", "#e8f4f8", "#dde7ff", "#f0f8ff", "#e6f2ff", "#fff8e7"];
        readonly minSize: 3;
        readonly maxSize: 5;
        readonly minSpeed: 0.012;
        readonly maxSpeed: 0.02;
        readonly minInterval: 8000;
        readonly maxInterval: 20000;
        readonly tailLength: {
            readonly min: 50;
            readonly max: 100;
        };
    };
};
/**
 * Core background configuration (gradient stops)
 */
export declare const CoreBackgroundConfig: {
    readonly gradientStops: readonly [{
        readonly position: 0;
        readonly color: "#0a0e1a";
    }, {
        readonly position: 0.2;
        readonly color: "#1a1d3a";
    }, {
        readonly position: 0.4;
        readonly color: "#2d2560";
    }, {
        readonly position: 0.65;
        readonly color: "#1e2a4a";
    }, {
        readonly position: 0.85;
        readonly color: "#0f1c3d";
    }, {
        readonly position: 1;
        readonly color: "#041426";
    }];
};
/**
 * Quality level configurations
 */
export declare const QUALITY_CONFIGS: Record<string, QualityConfig>;
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