export declare const AI_BORDER_WIDTH = 2;
/** Builds the static blue→violet gradient (secondary border / reduced-motion). */
export declare const aiGradient: (from: string, to: string) => string;
/** Builds the primary fill whose blue band grows/shrinks via `--ai-stop`. */
export declare const aiPrimaryGradient: (from: string, to: string) => string;
/** Builds the rotating conic border (a white highlight sweeps the edge). */
export declare const aiConicBorder: (from: string, to: string, highlight: string) => string;
export declare const AI_SECONDARY_BORDER_GLOW_DURATION_S = 4.5;
export declare const aiGradientStopKeyframes: import("@emotion/react").Keyframes;
export declare const aiBorderGlowKeyframes: import("@emotion/react").Keyframes;
export declare const aiTwinkleKeyframes: import("@emotion/react").Keyframes;
export declare const AI_PROPERTIES = "\n@property --ai-stop { syntax: '<percentage>'; inherits: false; initial-value: 30%; }\n@property --ai-angle { syntax: '<angle>'; inherits: false; initial-value: 0deg; }\n";
