export declare const PROGRESS_BAR_TONES: readonly ["gray", "blue", "green", "red", "orange", "teal"];
export type ProgressBarTone = (typeof PROGRESS_BAR_TONES)[number];
export type ProgressBarStage = {
    /** A named tone from the shared palette (→ `--sc-kit--tone--<tone>--fg`) or any raw CSS color / `var(--sc-kit--*)`. @default 'gray' */
    color?: ProgressBarTone | (string & {});
    label?: string;
};