Merge remote-tracking branch 'origin/sub_laptop_1' into main_laptop_1

# Conflicts:
#	B09_Estimation/B09_Estimation_UI_Shell.ts

B09_Estimation/B09_Estimation_UI_Shell.ts

@@ -183,6 +183,7 @@ export function renderB09Estimation(root: HTMLElement): void {
   const show = (tab: TabId, focus?: string): void => {
     current = tab;
     bars.draw(tab);
+    bars.setTools([]); // 보기 단추 · 열 수는 묶음 탭만 다시 채움(202-1)
     if (!projectId) return void panel.replaceChildren(note("프로젝트를 먼저 고르세요."));
     if (!payload) return void panel.replaceChildren(note("원가 자료를 불러오는 중…"));
     const build = BUILDERS[tab];
@@ -245,14 +246,23 @@ export function renderB09Estimation(root: HTMLElement): void {
     if (isGroupTab(tab)) {
       const redraw = (): void => show(tab);
       return void panel.replaceChildren(
-        ...renderGroupPanel({ tab, spec, hint, focus, goto, makeTable, redraw }),
+        ...renderGroupPanel({
+          tab,
+          spec,
+          hint,
+          focus,
+          goto,
+          makeTable,
+          redraw,
+          setTools: bars.setTools,
+        }),
       );
     }
-    // 200-2 설계내역서 = 표 위 레벨 도구 줄 · 고른 줄 강조
+    // 200-2 설계내역서 = 표 위 레벨 도구 줄 · 고른 줄 강조 · 202-1 안내 줄 = 표 아래
     const bill = (spec as BillTable).menu ? (spec as BillTable) : null;
     const table = makeTable(bill ? (i) => pickedClass(bill.rows[i]) : undefined);
     const level = bill ? levelBar(table.root, bill) : null;
-    panel.replaceChildren(...(hint ? [hint] : []), ...(level ? [level] : []), table.root);
+    panel.replaceChildren(...(level ? [level] : []), table.root, ...(hint ? [hint] : []));
     if (focus !== undefined) {
       const index = rowIndex(spec.rows, focus);
       if (index >= 0) requestAnimationFrame(() => table.focusRow(index));