/** Parent → iframe: request one ImageBitmap before repositioning the configurator shell. */
export declare const IFRAME_MSG_REQUEST_TRANSITION_SNAPSHOT: "REQUEST_TRANSITION_SNAPSHOT";
/** Iframe → parent: transferable ImageBitmap (not JSON payload). */
export declare const IFRAME_MSG_TRANSITION_SNAPSHOT: "TRANSITION_SNAPSHOT";
export declare const IFRAME_MSG_TRANSITION_SNAPSHOT_ERROR: "TRANSITION_SNAPSHOT_ERROR";
/** Max wait for iframe to respond with a bitmap or error. */
export declare const TRANSITION_SNAPSHOT_TIMEOUT_MS = 350;
/** Matches desktop sheet iframe slide in useIframePositioning. */
export declare const TRANSITION_PROXY_HOLD_DESKTOP_MS = 500;
/** Opacity fade before releasing the bitmap after the slide completes. */
export declare const TRANSITION_PROXY_FADE_MS = 160;
/** Closing proxy slides off with the desktop sheet (matches variant panel / prior iframe slide-out). */
export declare const TRANSITION_PROXY_CLOSE_SLIDE_MS = 500;
export declare const TRANSITION_PROXY_CLOSE_EASING = "cubic-bezier(0.4, 0, 0.2, 1)";
/** Legacy: slot-only closing proxy (modal now fades the full overlay instead). */
export declare const TRANSITION_PROXY_CLOSE_MODAL_FADE_MS = 220;
/** ConfiguratorModal backdrop + panel; iframe opacity in/out uses the same values. */
export declare const TRANSITION_MODAL_OVERLAY_IN_MS = 280;
export declare const TRANSITION_MODAL_OVERLAY_OUT_MS = 240;
/** Same stacking as the sheet iframe so the bitmap sits above the variant shell during close. */
export declare const TRANSITION_PROXY_CLOSE_Z_INDEX = 2147483645;
/** Mobile drawer host uses 2147483646; proxy must sit above it during the height collapse. */
export declare const TRANSITION_PROXY_CLOSE_Z_INDEX_MOBILE_DRAWER = 2147483647;
/** ProductGallery iframe slot background layer; used to resolve the transition proxy fill color. */
export declare const CONFIGURATOR_IFRAME_BACKGROUND_PROBE_ID: "ov25-configurator-background-color";
export declare const CONFIGURATOR_IFRAME_BACKGROUND_CSS_VAR: "--ov25-configurator-iframe-background-color";
export declare const CONFIGURATOR_IFRAME_BACKGROUND_FALLBACK: "#ffffff";