import { type VariantProps } from 'class-variance-authority';
declare const GLYPH_PRESETS: {
    readonly katakana: string;
    readonly hex: "0123456789ABCDEF{}[]<>/\\;:=$#@!*+-";
    readonly binary: "01";
    readonly symbols: "!@#$%^&*()_+-=[]{}|;:,.<>?/";
};
type GlyphPreset = keyof typeof GLYPH_PRESETS;
declare const wrapperVariants: (props?: ({
    background?: "transparent" | "solid" | null | undefined;
    vibe?: "ghost" | "terminal" | "clean" | "hologram" | "synthwave" | "oscilloscope" | null | undefined;
    mask?: "center" | "none" | null | undefined;
    maskRadius?: "sm" | "md" | "lg" | "xl" | "xs" | null | undefined;
} & import("class-variance-authority/types").ClassProp) | undefined) => string;
type Tone = 'primary' | 'accent' | 'success' | 'error' | 'info';
type Density = 'low' | 'medium' | 'high';
type Pace = 'gentle' | 'normal' | 'fast';
type Decay = 'none' | 'slow' | 'normal' | 'fast';
export interface MatrixRainProps extends VariantProps<typeof wrapperVariants> {
    /** Glyph preset name or a literal string of glyphs. Default `katakana`. */
    glyphs?: GlyphPreset | string;
    /** Brand tone for the rain. Resolved against the active theme. */
    tone?: Tone;
    /** Optional explicit colour — any CSS colour value. Overrides `tone` when set. */
    color?: string;
    /** Glyph density — controls font-size. */
    density?: Density;
    /** Animation pace — controls frame interval. */
    pace?: Pace;
    /** Trail persistence — smaller decay = denser cumulative background. */
    decay?: Decay;
    /**
     * Built-in surface beneath the rain. `transparent` (default) lets the
     * parent provide its own background; `solid` paints a near-black
     * surface so the rain reads cleanly without the consumer wrapping it
     * themselves — useful for standalone demos or full-bleed easter eggs.
     */
    background?: 'transparent' | 'solid';
    /**
     * Visual treatment.
     * - `clean`         — just the rain.
     * - `terminal`      — Fallout-CRT: vignette + scanlines + bloom + glow.
     * - `hologram`      — sci-fi HUD: soft scanlines + slow opacity pulse.
     * - `synthwave`     — 80s neon: heavy bloom + indigo horizon + accent→
     *                     info gradient across columns (overrides `tone`).
     * - `oscilloscope`  — vintage scope: sharp edges + dense scanlines +
     *                     animated horizontal beam sweep.
     * - `ghost`         — production-friendly faint background variant.
     */
    vibe?: 'clean' | 'terminal' | 'hologram' | 'synthwave' | 'oscilloscope' | 'ghost';
    /**
     * When `true`, gives each column a stable random speed multiplier
     * (0.6×–1.4× of the base pace) and adds a small horizontal jitter to
     * each glyph. Pairs with any vibe — makes the rain feel alive vs.
     * metronomic.
     */
    storm?: boolean;
    /**
     * Radial mask. `center` fades the canvas to fully transparent in the
     * middle so foreground content sitting over the rain stays readable
     * (e.g. code-block easter egg with copy in the middle).
     */
    mask?: 'none' | 'center';
    /**
     * Inner clear-zone radius for `mask="center"`. Ignored when `mask`
     * is `none`. T-shirt sizes map to: xs 15%, sm 22%, md 30% (default),
     * lg 42%, xl 55%.
     */
    maskRadius?: 'xs' | 'sm' | 'md' | 'lg' | 'xl';
    /** Class merged onto the wrapper. */
    className?: string;
}
export declare const MatrixRain: import("react").ForwardRefExoticComponent<MatrixRainProps & import("react").RefAttributes<HTMLDivElement>>;
export {};
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