diff --git a/M02_MasterTemplete/DataFlow/M02_DF_Panel.ts b/M02_MasterTemplete/DataFlow/M02_DF_Panel.ts
index ade890724..de5d49f87 100644
--- a/M02_MasterTemplete/DataFlow/M02_DF_Panel.ts
+++ b/M02_MasterTemplete/DataFlow/M02_DF_Panel.ts
@@ -53,7 +53,7 @@ export interface FlowPanel {
 export const PANEL_MIN = 320;
 export const STRIP_WIDTH = 40;
 /** 좁은 패널에서 저절로 맞출 때 가장 작은 확대 */
-export const PANEL_FIT_MIN = 0.5;
+export const PANEL_FIT_MIN = 0.25;
 const WIDTH_KEY = "m02.dfpanel.width";
 const FOLD_KEY = "m02.dfpanel.folded";
 
@@ -87,6 +87,8 @@ const writeStore = (key: string, value: string): void => {
 /* ── 패널 ───────────────────────────────────────────────────────────── */
 
 export function mountFlowPanel(host: HTMLElement, opts: FlowPanelOpts): FlowPanel {
+  /** 크게 보기 화면 — 열려 있을 때만 */
+  let full: HTMLElement | null = null;
   const paper = createPaper({
     logic: opts.logic,
     readOnly: opts.readOnly,
@@ -98,7 +100,6 @@ export function mountFlowPanel(host: HTMLElement, opts: FlowPanelOpts): FlowPane
   const { diagram, detail, summary, note, undo } = paper.parts;
   let width = storedWidth(readStore(WIDTH_KEY));
   let folded = readStore(FOLD_KEY) === "1";
-  let full: HTMLElement | null = null;
   const tell = (): void => opts.onResize?.(folded ? STRIP_WIDTH : (width ?? host.clientWidth));
 
   const sm = (label: string, onClick: () => void, variant: "ghost" | "filled" = "ghost") =>
@@ -241,10 +242,16 @@ export function mountFlowPanel(host: HTMLElement, opts: FlowPanelOpts): FlowPane
     full.remove();
     full = null;
     tools.append(undo);
-    open.insertBefore(note, diagram);
-    open.insertBefore(diagram, detail);
-    open.insertBefore(detail, costBox);
     costBox.append(summary);
+    // 머리 · 실행 취소 줄 뒤에 판을 처음 차례대로 되돌려 끼움
+    open.replaceChildren(
+      open.firstElementChild as HTMLElement,
+      tools,
+      note,
+      diagram,
+      detail,
+      costBox,
+    );
     paper.refit();
   };