/**
 * Geometry of a skeleton slide (`Slide.skeleton`): grey blocks standing in for
 * a title, a few lines of body and a picture panel. Fractions of the slide
 * box so the same shapes paint on the rail thumbnail, the live canvas and an
 * offscreen `renderSlide`.
 */
export type SlideSkeletonBlock = {
    x: number;
    y: number;
    w: number;
    h: number;
};
export declare const SLIDE_SKELETON_BLOCKS: readonly SlideSkeletonBlock[];
/** Block fill; kept translucent so a themed slide background still reads through. */
export declare const SLIDE_SKELETON_FILL = "rgba(30, 41, 59, 0.09)";
/** Corner radius as a fraction of the slide width. */
export declare const SLIDE_SKELETON_RADIUS = 0.008;