/**
 * Obtains responsive animation duration for the current device.
 * Returns 0 if the user prefers reduced motion, 60% on mobile.
 * @param baseDuration - Base duration in ms
 * @returns Adjusted duration for the current device
 */
export declare const getResponsiveDuration: (baseDuration: number) => number;
/**
 * Obtains responsive stagger delay for the current device.
 * Returns 0 if the user prefers reduced motion, 50% on mobile.
 * @param baseDelay - Base delay in ms
 * @returns Adjusted delay for the current device
 */
export declare const getResponsiveStagger: (baseDelay: number) => number;
/** Core timing constants (ms) */
export declare const TIMING: {
    readonly ENTER_DURATION: 200;
    readonly EXIT_DURATION: 180;
    readonly COLLAPSE_DURATION: 200;
    readonly FLIP_DURATION: 300;
    readonly ENTER_STAGGER: 15;
    readonly EXIT_STAGGER: 0;
    readonly COLLAPSE_DELAY: 30;
    readonly FLIP_DELAY_PERCENT: 0.25;
    readonly MIN_DELTA_PX: 1;
};
/** Transform offsets (px/deg) */
export declare const TRANSFORMS: {
    readonly OFFSET_Y_ENTER: 8;
    readonly OFFSET_Y_EXIT: -8;
    readonly OFFSET_X: 16;
    readonly SCALE_ENTER: 0.85;
    readonly SCALE_EXIT: 0.85;
    readonly ROTATE_EXIT: 0;
};
/** Visual effects */
export declare const EFFECTS: {
    readonly BLUR_ENTER: 4;
    readonly BLUR_EXIT: 2;
};
/** Research-based easing curves (Material Design + CSS-Tricks + Josh W. Comeau) */
export declare const EASINGS: {
    readonly MATERIAL_DECELERATE: "cubic-bezier(0, 0, 0.2, 1)";
    readonly MATERIAL_ACCELERATE: "cubic-bezier(0.4, 0, 1, 1)";
    readonly MATERIAL_STANDARD: "cubic-bezier(0.4, 0, 0.2, 1)";
    readonly EASE_REORDER: "cubic-bezier(0.215, 0.61, 0.355, 1)";
    readonly EASE_OUT_CUBIC: "cubic-bezier(0.33, 1, 0.68, 1)";
    readonly EASE_IN_CUBIC: "cubic-bezier(0.32, 0, 0.67, 0)";
    readonly EASE_IN_OUT: "cubic-bezier(0.42, 0, 0.58, 1)";
    readonly EASE_OUT_EXPO: "cubic-bezier(0.16, 1, 0.3, 1)";
    readonly EASE_FLIP: "cubic-bezier(0.2, 0, 0.2, 1)";
    readonly SPRING_GENTLE: "linear(0, 0.009, 0.035 2.1%, 0.141 4.4%, 0.723 12.9%, 0.938 16.7%, 1.017 19.4%, 1.067, 1.099 24.3%, 1.108 26%, 1.100, 1.078 30.1%, 1.049 32.5%, 0.994 37.3%, 0.981 40.2%, 0.974 43.4%, 0.975 50.2%, 0.997 62.5%, 1.001 74.7%, 1)";
    readonly SPRING_SNAPPY: "linear(0, 0.006, 0.024 2%, 0.096 4.2%, 0.397 9.3%, 0.861 15.8%, 1.002 18.7%, 1.093 21.4%, 1.143 24%, 1.156, 1.149 28.3%, 1.115 31.5%, 1.022 40%, 0.988 47.1%, 0.984 55.1%, 0.998 72.3%, 1.001 85.4%, 1)";
};
/** Responsive animation configurations with accessibility */
export declare const RESPONSIVE_CONFIGS: {
    readonly tokenEnter: {
        readonly duration: number;
        readonly stagger: number;
        readonly easing: "cubic-bezier(0, 0, 0.2, 1)";
        readonly blur: 4;
        readonly offsetY: 8;
        readonly scale: 0.85;
    };
    readonly tokenExit: {
        readonly duration: number;
        readonly stagger: number;
        readonly easing: "cubic-bezier(0.4, 0, 1, 1)";
        readonly blur: 2;
        readonly offsetY: -8;
        readonly scale: 0.85;
    };
    readonly collapse: {
        readonly duration: number;
        readonly delay: 30;
        readonly easing: "cubic-bezier(0.4, 0, 0.2, 1)";
    };
    readonly flip: {
        readonly duration: number;
        readonly delayPercent: 0.25;
        readonly easing: "cubic-bezier(0.215, 0.61, 0.355, 1)";
    };
};
/** Legacy defaults for backward compatibility */
export declare const ANIMATION_DEFAULTS: {
    DURATION_ENTER: 200;
    DURATION_EXIT: 180;
    DURATION_FLIP: 300;
    STAGGER_DELAY: 15;
    OFFSET_VERTICAL: 8;
    OFFSET_HORIZONTAL: 16;
    BLUR_AMOUNT: 4;
    EASING_ENTER: "cubic-bezier(0.33, 1, 0.68, 1)";
    EASING_EXIT: "cubic-bezier(0.32, 0, 0.67, 0)";
    EASING_FLIP: "linear(0, 0.009, 0.035 2.1%, 0.141 4.4%, 0.723 12.9%, 0.938 16.7%, 1.017 19.4%, 1.067, 1.099 24.3%, 1.108 26%, 1.100, 1.078 30.1%, 1.049 32.5%, 0.994 37.3%, 0.981 40.2%, 0.974 43.4%, 0.975 50.2%, 0.997 62.5%, 1.001 74.7%, 1)";
    SPRING_EASING: "linear(0, 0.009, 0.035 2.1%, 0.141 4.4%, 0.723 12.9%, 0.938 16.7%, 1.017 19.4%, 1.067, 1.099 24.3%, 1.108 26%, 1.100, 1.078 30.1%, 1.049 32.5%, 0.994 37.3%, 0.981 40.2%, 0.974 43.4%, 0.975 50.2%, 0.997 62.5%, 1.001 74.7%, 1)";
};
/** Composite presets for specific use cases */
export declare const ANIMATION_CONFIGS: {
    readonly tokenEnter: {
        readonly duration: 200;
        readonly stagger: 15;
        readonly easing: "cubic-bezier(0, 0, 0.2, 1)";
        readonly blur: 4;
        readonly offsetY: 8;
        readonly scale: 0.85;
    };
    readonly tokenExit: {
        readonly duration: 180;
        readonly stagger: 0;
        readonly easing: "cubic-bezier(0.4, 0, 1, 1)";
        readonly blur: 2;
        readonly offsetY: -8;
        readonly scale: 0.85;
    };
    readonly collapse: {
        readonly duration: 200;
        readonly delay: 30;
        readonly easing: "cubic-bezier(0.4, 0, 0.2, 1)";
    };
    readonly flip: {
        readonly duration: 300;
        readonly delayPercent: 0.25;
        readonly easing: "cubic-bezier(0.215, 0.61, 0.355, 1)";
    };
};
/** High-level animation presets */
export declare const PRESETS: {
    newToken: {
        mode: "character";
        direction: "vertical";
        staggerDelay: number;
        blur: boolean;
        widthAnimation: boolean;
        duration: number;
        initial: "initial";
    };
    existingToken: {
        mode: "none";
        blur: boolean;
        widthAnimation: boolean;
        initial: false;
    };
    placeholder: {
        mode: "word";
        direction: "vertical";
        blur: boolean;
        widthAnimation: boolean;
        duration: number;
    };
    separator: {
        duration: number;
        widthAnimation: boolean;
    };
};
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