diff --git a/M01_MasterData/M01_MasterData_UI_LogicLab.ts b/M01_MasterData/M01_MasterData_UI_LogicLab.ts
index a74a98bb9..8bef8f3c8 100644
--- a/M01_MasterData/M01_MasterData_UI_LogicLab.ts
+++ b/M01_MasterData/M01_MasterData_UI_LogicLab.ts
@@ -1,13 +1,13 @@
 /* =============================================================================
  * M01_MasterData_UI_LogicLab.ts
- * 관리자 화면 — 로직 칸. 가운데 단가산출 상세(호표) 고치기 / 오른쪽 시험 계산
+ * 관리자 화면 — 로직 칸. 로직을 열면 두 칸 — 왼쪽 단가산출 상세(호표) · 시험 계산 / 오른쪽 흐름도
  * 로직 목록(원문·장 고르기 · 찾기 · 막힘 거름)은 왼쪽 패널 「단가산출 로직」 컨테이너(`listHost`) 안
  *
  * 데이터 흐름(CLAUDE.md 5장) — 고친 것은 캐시(sessionStorage)에 쌓고 [저장] 한 번에 `POST /save`.
  * 409 = 그 사이 파일이 바뀜 · 422 = 검사 걸림(아무것도 안 씀) — 까닭은 서버 글 그대로 보임.
  * ========================================================================== */
 
-import { currentLanguageIndex, t as L } from "@ui/ui_template_locale";
+import { t as L } from "@ui/ui_template_locale";
 import {
   createButton,
   el,
@@ -37,12 +37,7 @@ import { buildLabDetail, isOwnLogic } from "./M01_MasterData_UI_LogicLab_Detail"
 import { setLogicOpener } from "./M01_MasterData_UI_LogicLab_Modal";
 import { openCopyScreen } from "./M01_MasterData_UI_LogicLab_Copy";
 import { tl } from "./M01_MasterData_UI_LogicLab_Text";
-import { buildNewLogic } from "./M01_MasterData_UI_LogicLab_New";
-import { tn } from "./M01_MasterData_UI_LogicLab_New_Text";
-// 단가산출 다이어그램 시험 길 — 폴더째 지우면 이 두 줄도 지움
-import { createCostFlowButton } from "../M02_MasterTemplete/CostFlow/M02_CF_Entry";
-// 단가산출 흐름도 시험 길 — 폴더째 지우면 이 두 줄도 지움
-import { createDataFlowButton } from "../M02_MasterTemplete/DataFlow/M02_DF_Entry";
+import { buildSplit } from "./M01_MasterData_UI_LogicLab_Flow";
 import "./M01_MasterData_UI_Logic_Style.css";
 
 /** 저장 안 한 로직 하나 — origKey null = 새 로직 · row null = 지움 */
@@ -72,49 +67,6 @@ interface Opened extends Draft {
 const cacheKey = "m01_logic_drafts_lab";
 const ownHost = (): HTMLElement => el("div", { className: "m01lab__own" });
 
-/** 시험판 묶음 — 「시험판 ▾」 단추 하나 · 누르면 시험판 단추들이 목록으로(바깥 · Esc · 고르면 닫힘) */
-function trialMenu(items: HTMLElement[]): HTMLElement {
-  const list = el("div", { attrs: { role: "menu" }, children: items });
-  Object.assign(list.style, {
-    position: "absolute",
-    top: "calc(100% + 4px)",
-    left: "0",
-    zIndex: "20",
-    display: "none",
-    flexDirection: "column",
-    gap: "var(--spacing-4)",
-    padding: "var(--spacing-8)",
-    border: "1px solid var(--color-border)",
-    borderRadius: "var(--radius-lg)",
-    background: "var(--color-surface-raised)",
-    boxShadow: "var(--shadow-lg)",
-    whiteSpace: "nowrap",
-  });
-  const shut = (): void => {
-    list.style.display = "none";
-    button.setAttribute("aria-expanded", "false");
-    document.removeEventListener("click", outside, true);
-  };
-  const outside = (ev: Event): void => {
-    if (!wrap.contains(ev.target as Node)) shut();
-  };
-  const button = createButton({
-    label: ["시험판 ▾", "Trials ▾"][currentLanguageIndex === 1 ? 1 : 0],
-    variant: "ghost",
-    onClick: () => {
-      if (list.style.display !== "none") return shut();
-      list.style.display = "flex";
-      button.setAttribute("aria-expanded", "true");
-      document.addEventListener("click", outside, true);
-    },
-  });
-  button.setAttribute("aria-haspopup", "menu");
-  list.addEventListener("click", () => shut()); // 고른 시험판은 제 단추가 엶
-  const wrap = el("div", { children: [button, list] });
-  Object.assign(wrap.style, { position: "relative", display: "inline-flex" });
-  wrap.addEventListener("keydown", (ev) => ev.key === "Escape" && shut());
-  return wrap;
-}
 const clone = <T>(v: T): T => JSON.parse(JSON.stringify(v)) as T;
 
 function loadDrafts(): Record<string, Draft> {
@@ -137,13 +89,13 @@ export async function mountM01LogicLab(
 ): Promise<LogicHandle> {
   let drafts = loadDrafts();
   let opened: Opened | null = null;
-  let creating = false; // 「식으로 새로 만들기」 화면이 열려 있음
   let calcInputs = "";
   let recalc: number | undefined;
   const editor = el("div", { className: "m01-logic__editor" });
+  // 로직 상세 두 칸 — 왼쪽 지금 내용 · 오른쪽 흐름도(패널 자리) · 너비 비율 기억
+  const split = buildSplit(editor);
   const errors = el("div", { className: "m01-logic__reasons", attrs: { hidden: "" } });
   const calc = el("div", { className: "m01lab__calc" });
-  const newHost = el("div", { className: "m01lab__new", attrs: { hidden: "" } });
   const filterHost = el("div");
   const waiting = el("p", { className: "m01-logic__muted", text: tx("Loading") });
   let loaded = false; // 첫 목록이 오기 전에는 「0 줄」 빈 표를 보이지 않음
@@ -233,12 +185,11 @@ export async function mountM01LogicLab(
 
   const drawEditor = (): void => {
     // 고른 로직이 없으면 목록 · 있으면 호표 표 + 시험 계산
-    const listing = !opened && !creating;
+    const listing = !opened;
     list.root.hidden = !listing || !loaded;
     waiting.hidden = loaded;
-    editor.hidden = !opened;
+    split.root.hidden = !opened;
     back.hidden = listing;
-    newHost.hidden = !creating;
     if (!opened) return;
     if (!opened.row) {
       editor.replaceChildren(
@@ -264,7 +215,6 @@ export async function mountM01LogicLab(
 
   const show = (next: Opened | null): void => {
     opened = next;
-    creating = false;
     errors.hidden = true;
     drawEditor();
     drawCalc();
@@ -326,7 +276,7 @@ export async function mountM01LogicLab(
         restore: true,
         onPick: (sub, detail) => {
           list.setPick(sub, detail);
-          if (opened || creating) show(null);
+          if (opened) show(null);
         },
       }),
     );
@@ -410,65 +360,36 @@ export async function mountM01LogicLab(
     }
   };
 
-  /** 식으로 새로 만들기 — 저장하면 목록을 다시 받아 그 로직의 상세 화면을 엶 */
-  const startNew = (): void => {
-    opened = null;
-    creating = true;
-    newHost.replaceChildren(
-      buildNewLogic({
-        onSaved: (key) => {
-          void (async () => {
-            try {
-              await reload();
-              await openKeyOn(key);
-            } catch (error) {
-              showToast(error instanceof Error ? error.message : tx("Load_Failed"), "error");
-            }
-          })();
-        },
-        onClose: () => show(null),
-      }),
-    );
-    drawEditor();
-    drawCalc();
-  };
-
   const saveButton = createButton({ label: tx("Bar_Save"), onClick: () => void onSave() });
   const discardButton = createButton({
     label: tx("Bar_Discard"),
     variant: "ghost",
     onClick: () => void onDiscard(),
   });
+  const copyButton = createButton({
+    label: tl("Copy_Open"),
+    variant: "ghost",
+    onClick: () =>
+      opened?.origKey
+        ? void openCopyScreen({
+            key: opened.origKey,
+            afterSave: async (newKey) => {
+              await reload();
+              await open(logicId("자체", newKey), "자체", newKey);
+            },
+          })
+        : showToast(tl("Copy_NeedOpen"), "info"),
+  });
   const bar = el("div", {
     className: "m01-logic__bar",
     children: [
       back,
       el("h2", { text: tx("Title") }),
       pending,
-      createButton({ label: tn("Open"), variant: "filled", onClick: startNew }),
-      trialMenu([
-        // 단가산출 다이어그램 시험 길 — 폴더째 지우면 이 두 줄도 지움
-        createCostFlowButton(),
-        // 단가산출 흐름도 시험 길 — 폴더째 지우면 이 두 줄도 지움
-        createDataFlowButton(),
-      ]),
+      copyButton,
       createButton({ label: tx("Bar_Delete"), variant: "danger", onClick: () => void onDelete() }),
       discardButton,
       saveButton,
-      createButton({
-        label: tl("Copy_Open"),
-        variant: "ghost",
-        onClick: () =>
-          opened?.origKey
-            ? void openCopyScreen({
-                key: opened.origKey,
-                afterSave: async (newKey) => {
-                  await reload();
-                  await open(logicId("자체", newKey), "자체", newKey);
-                },
-              })
-            : showToast(tl("Copy_NeedOpen"), "info"),
-      }),
     ],
   });
   host.replaceChildren(
@@ -477,7 +398,7 @@ export async function mountM01LogicLab(
       children: [
         el("main", {
           className: "m01-logic__main",
-          children: [bar, errors, waiting, list.root, editor, newHost],
+          children: [bar, errors, waiting, list.root, split.root],
         }),
       ],
     }),
diff --git a/M01_MasterData/M01_MasterData_UI_LogicLab_Flow.css b/M01_MasterData/M01_MasterData_UI_LogicLab_Flow.css
new file mode 100644
index 000000000..64a4c5500
--- /dev/null
+++ b/M01_MasterData/M01_MasterData_UI_LogicLab_Flow.css
@@ -0,0 +1,40 @@
+/* 로직 상세 두 칸 — 왼쪽 지금 내용 · 끌기 막대 · 오른쪽 흐름도 */
+.m01lab-flow {
+  display: grid;
+  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
+  align-items: start;
+  gap: 0;
+}
+
+.m01lab-flow[hidden] {
+  display: none;
+}
+
+.m01lab-flow__left,
+.m01lab-flow__right {
+  min-width: 0;
+}
+
+.m01lab-flow__bar {
+  align-self: stretch;
+  width: 8px;
+  margin: 0 var(--spacing-4);
+  border-radius: var(--radius-sm);
+  background: var(--color-border);
+  cursor: col-resize;
+  touch-action: none;
+}
+
+.m01lab-flow__bar:hover,
+.m01lab-flow__bar:focus-visible {
+  background: var(--color-primary);
+}
+
+.m01lab-flow__wait {
+  margin: 0;
+  padding: var(--spacing-16);
+  border: 1px dashed var(--color-border);
+  border-radius: var(--radius-md);
+  color: var(--color-text-secondary);
+  text-align: center;
+}
diff --git a/M01_MasterData/M01_MasterData_UI_LogicLab_Flow.ts b/M01_MasterData/M01_MasterData_UI_LogicLab_Flow.ts
new file mode 100644
index 000000000..15c729006
--- /dev/null
+++ b/M01_MasterData/M01_MasterData_UI_LogicLab_Flow.ts
@@ -0,0 +1,95 @@
+/* =============================================================================
+ * M01_MasterData_UI_LogicLab_Flow.ts
+ * 로직 상세 두 칸 — 왼쪽 지금 내용(보기) · 가운데 끌기 막대 · 오른쪽 흐름도 자리(패널은 LogicLab 이 붙임)
+ * 너비 비율은 브라우저에 기억(localStorage · 막히면 기본 반반). 정함 `docs/raw/M01_쉬운단가/흐름도_적용_정함.md` 5 · 10
+ * ========================================================================== */
+
+import { currentLanguageIndex } from "@ui/ui_template_locale";
+import { el } from "@ui/ui_template_elements";
+import "./M01_MasterData_UI_LogicLab_Flow.css";
+
+const TEXT = {
+  Resize: ["두 칸 너비 — 끌어서 조절", "Drag to resize the two columns"],
+  Waiting: ["흐름도 자리", "Flow diagram"],
+} as const;
+
+export const tf = (key: keyof typeof TEXT): string => TEXT[key][currentLanguageIndex === 1 ? 1 : 0];
+
+const STORE = "m01.logic.flowRatio";
+const MIN = 0.25;
+const MAX = 0.75;
+
+const clamp = (r: number): number => Math.min(MAX, Math.max(MIN, r));
+
+function readRatio(): number {
+  try {
+    const r = Number(localStorage.getItem(STORE));
+    return r ? clamp(r) : 0.5;
+  } catch {
+    return 0.5;
+  }
+}
+
+export interface SplitHandle {
+  root: HTMLElement;
+  /** 오른쪽 칸 — 흐름도 패널을 붙이는 곳 */
+  right: HTMLElement;
+}
+
+/** 두 칸 만들기 — left 는 지금 화면 그대로 왼쪽에 둠 */
+export function buildSplit(left: HTMLElement): SplitHandle {
+  const right = el("div", {
+    className: "m01lab-flow__right",
+    children: [el("p", { className: "m01lab-flow__wait", text: tf("Waiting") })],
+  });
+  const bar = el("div", {
+    className: "m01lab-flow__bar",
+    attrs: {
+      role: "separator",
+      "aria-orientation": "vertical",
+      "aria-label": tf("Resize"),
+      title: tf("Resize"),
+      tabindex: "0",
+    },
+  });
+  const leftCol = el("div", { className: "m01lab-flow__left", children: [left] });
+  const root = el("div", { className: "m01lab-flow", children: [leftCol, bar, right] });
+  let ratio = readRatio();
+  const apply = (): void => {
+    root.style.gridTemplateColumns = `minmax(0, ${ratio}fr) auto minmax(0, ${1 - ratio}fr)`;
+  };
+  const keep = (): void => {
+    try {
+      localStorage.setItem(STORE, String(ratio));
+    } catch {
+      /* 기억 못 해도 지금 화면은 그대로 */
+    }
+  };
+  bar.addEventListener("pointerdown", (ev) => {
+    if (ev.button !== 0) return;
+    ev.preventDefault();
+    const box = root.getBoundingClientRect();
+    const move = (m: PointerEvent): void => {
+      ratio = clamp((m.clientX - box.left) / box.width);
+      apply();
+    };
+    const up = (): void => {
+      window.removeEventListener("pointermove", move);
+      window.removeEventListener("pointerup", up);
+      keep();
+    };
+    window.addEventListener("pointermove", move);
+    window.addEventListener("pointerup", up);
+  });
+  // 키보드 — 왼쪽 · 오른쪽 화살표로 조금씩
+  bar.addEventListener("keydown", (ev) => {
+    const step = ev.key === "ArrowLeft" ? -0.05 : ev.key === "ArrowRight" ? 0.05 : 0;
+    if (!step) return;
+    ev.preventDefault();
+    ratio = clamp(ratio + step);
+    apply();
+    keep();
+  });
+  apply();
+  return { root, right };
+}
diff --git a/M01_MasterData/M01_MasterData_UI_LogicLab_New.css b/M01_MasterData/M01_MasterData_UI_LogicLab_New.css
deleted file mode 100644
index bd23745e2..000000000
--- a/M01_MasterData/M01_MasterData_UI_LogicLab_New.css
+++ /dev/null
@@ -1,105 +0,0 @@
-/* M01 로직 개선 시험 — 식으로 새 로직 만들기 (좁은 화면에서도 한 칸으로 쌓임) */
-.m01lab-new {
-  display: flex;
-  flex-direction: column;
-  gap: var(--spacing-12);
-  min-width: 0;
-}
-
-.m01lab-new__step {
-  display: flex;
-  flex-direction: column;
-  gap: var(--spacing-8);
-  min-width: 0;
-}
-
-.m01lab-new__text {
-  width: 100%;
-  min-height: 140px;
-  padding: var(--spacing-8);
-  border: 1px solid var(--color-border);
-  border-radius: var(--radius-lg);
-  background: var(--color-bg);
-  color: var(--color-text);
-  font-family: ui-monospace, Consolas, monospace;
-  font-size: var(--text-body);
-  resize: vertical;
-}
-
-.m01lab-new__row {
-  display: flex;
-  flex-wrap: wrap;
-  align-items: center;
-  gap: var(--spacing-8);
-}
-
-.m01lab-new__vars {
-  display: flex;
-  flex-direction: column;
-  gap: var(--spacing-8);
-}
-
-.m01lab-new__var {
-  padding: var(--spacing-8);
-  border: 1px solid var(--color-border);
-  border-radius: var(--radius-lg);
-}
-
-.m01lab-new__var-head {
-  display: flex;
-  flex-wrap: wrap;
-  align-items: baseline;
-  gap: var(--spacing-8);
-}
-
-.m01lab-new__var-body {
-  display: flex;
-  flex-wrap: wrap;
-  align-items: flex-end;
-  gap: var(--spacing-8);
-  margin-top: var(--spacing-8);
-}
-
-.m01lab-new__wide {
-  flex: 1 1 220px;
-}
-
-.m01lab-new__picked {
-  display: flex;
-  flex-wrap: wrap;
-  align-items: center;
-  gap: var(--spacing-8);
-  min-width: 0;
-}
-
-.m01lab-new__src {
-  display: flex;
-  gap: var(--spacing-8);
-  padding: var(--spacing-4) var(--spacing-8);
-  border-radius: var(--radius-lg);
-  background: var(--color-paper);
-  overflow-x: auto;
-}
-
-.m01lab-new__no {
-  flex: 0 0 auto;
-  color: var(--color-text-secondary);
-}
-
-.m01lab-new__src mark {
-  background: var(--color-danger);
-  color: var(--color-bg);
-  border-radius: 2px;
-}
-
-.m01lab-new__bad {
-  color: var(--color-danger);
-}
-
-.m01lab-new__soft {
-  color: var(--color-text-secondary);
-}
-
-.m01lab-new__calc {
-  min-width: 0;
-}
diff --git a/M01_MasterData/M01_MasterData_UI_LogicLab_New.ts b/M01_MasterData/M01_MasterData_UI_LogicLab_New.ts
deleted file mode 100644
index 7cc035b22..000000000
--- a/M01_MasterData/M01_MasterData_UI_LogicLab_New.ts
+++ /dev/null
@@ -1,272 +0,0 @@
-/* =============================================================================
- * M01_MasterData_UI_LogicLab_New.ts
- * 「단가산출 로직」 — 식으로 새 로직 만들기 (PLAN 3-3 · 계약 `_화면_계약.md` 7장)
- * ① 식을 줄로 적음 ② [분석] → 변수 표에서 변수마다 무엇인지·단위·비목을 고름
- * ③ 이름·결과 단위 ④ 시험 계산으로 값을 보고 저장(자체 로직 · 키 GX)
- * 검사에 걸린 것은 그 줄·자리를 짚어 쉬운 말로 보임 — 서버 글 그대로(`문제`)
- * ========================================================================== */
-
-import {
-  createButton,
-  createInputField,
-  el,
-  hideLoadingOverlay,
-  showLoadingOverlay,
-  showToast,
-} from "@ui/ui_template_elements";
-import {
-  ApiError,
-  draftLogic,
-  type DraftAnswer,
-  type DraftDecided,
-  type DraftHead,
-  type DraftProblem,
-  type DraftVar,
-} from "./M01_MasterData_UI_Logic_Api";
-import { buildCalc } from "./M01_MasterData_UI_Logic_Calc";
-import { tn } from "./M01_MasterData_UI_LogicLab_New_Text";
-import { varRow, type VarRow } from "./M01_MasterData_UI_LogicLab_New_Var";
-import "./M01_MasterData_UI_LogicLab_New.css";
-
-/** 보기 글 — 넓이 → 품 → 인부 한 줄 + 잡재료비 덧줄 */
-const SAMPLE = `# 보기 — 분석을 누른 뒤 변수마다 무엇인지 골라 주세요
-넓이 = 길이 * 폭
-인부 = 넓이 * 품
-잡재료비 = 노무비 * 0.05
-공사비 = 인부 * 보통인부 + 잡재료비
-`;
-
-export interface NewOptions {
-  /** 저장 끝 — 새 자체 로직의 키 */
-  onSaved: (key: string) => void;
-  onClose: () => void;
-}
-
-export function buildNewLogic(opts: NewOptions): HTMLElement {
-  const decided: Record<string, DraftDecided> = {};
-  const rows = new Map<string, VarRow>();
-  const values: Record<string, string> = {};
-  let analyzed = ""; // 분석한 식 — 그 뒤 글이 바뀌면 다시 분석하라고 알림
-  let answer: DraftAnswer | null = null;
-  let calcSig = "";
-  let seq = 0;
-
-  const text = el("textarea", {
-    className: "m01lab-new__text",
-    attrs: { rows: "7", spellcheck: "false", "aria-label": tn("Step1") },
-  });
-  text.value = SAMPLE;
-  const stale = el("p", {
-    className: "m01-logic__muted",
-    text: tn("Stale"),
-    attrs: { hidden: "" },
-  });
-  const varsHost = el("div", { className: "m01lab-new__vars" });
-  const problemHost = el("div", { className: "m01lab-new__problems" });
-  const calcHost = el("div", { className: "m01lab__calc m01lab-new__calc" });
-  const nameBox = createInputField({
-    type: "text",
-    label: tn("Name"),
-    onInput: () => onEdit(),
-  });
-  nameBox.input.setAttribute("data-key", "name");
-  const unitBox = createInputField({
-    type: "text",
-    label: tn("ResultUnit"),
-    placeholder: "원/㎡",
-    onInput: () => onEdit(),
-  });
-  unitBox.input.setAttribute("data-key", "unit");
-  const ownerBox = createInputField({ type: "text", label: tn("Owner") });
-  const state = el("p", { className: "m01-logic__muted" });
-  const save = createButton({ label: tn("Save"), onClick: () => void doSave() });
-  save.setAttribute("data-act", "save");
-  save.disabled = true;
-
-  const head = (): DraftHead | undefined => {
-    const 이름 = nameBox.input.value.trim();
-    const 결과단위 = unitBox.input.value.trim();
-    return 이름 && 결과단위 ? { 이름, 결과단위, 출처: "자체" } : undefined;
-  };
-
-  /** 문제가 걸린 줄을 그대로 보이고 자리 글자에 표시 · 아래에 쉬운 말 목록 */
-  const drawProblems = (problems: DraftProblem[]): void => {
-    if (!analyzed) return problemHost.replaceChildren();
-    const lines = analyzed.split("\n");
-    const flagged = new Map<number, DraftProblem[]>();
-    for (const p of problems) {
-      if (p.줄) flagged.set(p.줄, [...(flagged.get(p.줄) ?? []), p]);
-    }
-    const shown = [...flagged.keys()]
-      .sort((a, b) => a - b)
-      .filter((n) => n <= lines.length)
-      .map((n) => {
-        const raw = lines[n - 1];
-        const at = flagged.get(n)?.find((p) => p.자리 !== null)?.자리 ?? -1;
-        return el("div", {
-          className: "m01lab-new__src",
-          children: [
-            el("span", { className: "m01lab-new__no", text: String(n) }),
-            at >= 0
-              ? el("code", {
-                  children: [
-                    raw.slice(0, at),
-                    el("mark", { text: raw.slice(at, at + 1) }),
-                    raw.slice(at + 1),
-                  ],
-                })
-              : el("code", { text: raw }),
-          ],
-        });
-      });
-    const items = problems.map((p) =>
-      el("li", {
-        className: p.갈래 === "덜정함" ? "m01lab-new__soft" : "m01lab-new__bad",
-        attrs: { "data-kind": p.갈래 },
-        text: `${p.줄 ? `${tn("Line", { n: p.줄 })} · ` : ""}${p.말}`,
-      }),
-    );
-    problemHost.replaceChildren(
-      el("h4", { text: tn("Problems") }),
-      ...(items.length
-        ? [...shown, el("ul", { children: items })]
-        : [el("p", { className: "m01-logic__muted", text: tn("AllGood") })]),
-    );
-  };
-
-  const drawCalc = (): void => {
-    const row = answer?.logic ?? null;
-    save.disabled = !row || (answer?.문제.length ?? 1) > 0;
-    state.textContent = !answer
-      ? ""
-      : answer.문제.some((p) => p.갈래 !== "덜정함")
-        ? tn("SaveBlocked")
-        : !head()
-          ? tn("NeedHead")
-          : answer.다됨
-            ? ""
-            : tn("Undecided");
-    if (!row) {
-      calcSig = "";
-      calcHost.replaceChildren();
-      return;
-    }
-    const sig = JSON.stringify(row.입력 ?? []);
-    if (sig === calcSig) return; // 입력 칸이 그대로면 넣은 값·결과를 안 지우려고 다시 안 그림
-    calcSig = sig;
-    buildCalc(calcHost, {
-      savedKey: null,
-      row: { ...row, 키: row.키 ?? "" }, // 아직 번호 없는 새 초안 — 키 칸은 비워 보냄
-      dirty: () => true,
-      values,
-      onLines: () => undefined,
-    });
-  };
-
-  const drawVars = (vars: DraftVar[]): void => {
-    rows.clear();
-    const shown = vars.filter((v) => v.갈래 !== "비목합");
-    for (const name of Object.keys(decided)) {
-      if (!shown.some((v) => v.이름 === name)) delete decided[name];
-    }
-    const result = answer?.결과 ?? "";
-    const order = [
-      ...shown.filter((v) => v.갈래 === "미정"),
-      ...shown.filter((v) => v.갈래 !== "미정"),
-    ];
-    for (const v of order) rows.set(v.이름, varRow(v, v.이름 === result, { decided, onEdit }));
-    varsHost.replaceChildren(...[...rows.values()].map((r) => r.root));
-  };
-
-  const evaluate = async (rebuild: boolean): Promise<void> => {
-    if (!analyzed) return;
-    const mine = ++seq;
-    try {
-      const got = await draftLogic({ text: analyzed, decided, head: head() });
-      if (mine !== seq) return; // 최신 응답만
-      answer = got;
-      if (rebuild) drawVars(got.변수);
-      for (const v of got.변수) rows.get(v.이름)?.update(v);
-      drawProblems(got.문제);
-      drawCalc();
-    } catch (error) {
-      showToast(error instanceof Error ? error.message : tn("Failed"), "error");
-    }
-  };
-  let timer = 0;
-  function onEdit(): void {
-    window.clearTimeout(timer);
-    timer = window.setTimeout(() => void evaluate(false), 250);
-  }
-
-  const analyzeButton = createButton({
-    label: tn("Analyze"),
-    onClick: () => {
-      analyzed = text.value;
-      stale.hidden = true;
-      void evaluate(true);
-    },
-  });
-  analyzeButton.setAttribute("data-act", "analyze");
-  text.addEventListener("input", () => (stale.hidden = !analyzed || text.value === analyzed));
-
-  async function doSave(): Promise<void> {
-    const h = head();
-    if (!h) return void showToast(tn("NeedHead"), "info");
-    save.disabled = true;
-    showLoadingOverlay(); // 서버가 파일을 검사하며 저장하느라 몇 초 걸림
-    try {
-      const owner = ownerBox.input.value.trim();
-      const done = await draftLogic({
-        text: analyzed,
-        decided,
-        head: h,
-        save: true,
-        ...(owner ? { owner } : {}),
-      });
-      showToast(tn("Saved", { v: done.key ?? "" }), "success");
-      if (done.key) opts.onSaved(done.key);
-    } catch (error) {
-      const detail = error instanceof ApiError ? (error.detail as { 문제?: DraftProblem[] }) : null;
-      if (detail?.문제) drawProblems(detail.문제);
-      else showToast(error instanceof Error ? error.message : tn("Failed"), "error");
-      save.disabled = false;
-    } finally {
-      hideLoadingOverlay();
-    }
-  }
-
-  const section = (title: string, ...children: HTMLElement[]): HTMLElement =>
-    el("section", {
-      className: "m01lab__box m01lab-new__step",
-      children: [el("h3", { text: title }), ...children],
-    });
-
-  return el("div", {
-    className: "m01lab-new",
-    children: [
-      el("div", {
-        className: "m01-logic__section-head",
-        children: [
-          el("h2", { text: tn("Title") }),
-          createButton({ label: tn("Close"), variant: "ghost", onClick: opts.onClose }),
-        ],
-      }),
-      section(
-        tn("Step1"),
-        el("p", { className: "m01-logic__muted", text: tn("Guide") }),
-        text,
-        el("div", { className: "m01lab-new__row", children: [analyzeButton, stale] }),
-      ),
-      section(tn("Step2"), varsHost, problemHost),
-      section(
-        tn("Step3"),
-        el("div", {
-          className: "m01lab-new__row",
-          children: [nameBox.root, unitBox.root, ownerBox.root],
-        }),
-      ),
-      section(tn("Step4"), calcHost, state, save),
-    ],
-  });
-}
diff --git a/M01_MasterData/M01_MasterData_UI_LogicLab_New_Find.ts b/M01_MasterData/M01_MasterData_UI_LogicLab_New_Find.ts
deleted file mode 100644
index 08761a627..000000000
--- a/M01_MasterData/M01_MasterData_UI_LogicLab_New_Find.ts
+++ /dev/null
@@ -1,218 +0,0 @@
-/* =============================================================================
- * M01_MasterData_UI_LogicLab_New_Find.ts
- * 새 로직 만들기의 고르기 창 둘
- *  ① 마스터 요소 — 종류(인력·재료·기계) → 구분 → 상세구분 → 이름 찾기 → 한 줄 고르기
- *  ② 표 찾기 — 표(소요량·계수)와 값 칸을 고른 뒤 표의 조건 칸마다 식을 적음
- * ========================================================================== */
-
-import {
-  createButton,
-  createInputField,
-  createSelectField,
-  el,
-  showToast,
-} from "@ui/ui_template_elements";
-import {
-  fetchFiles,
-  fetchRows,
-  fetchSubsAll,
-  type FileInfo,
-  type SubInfo,
-} from "./M01_MasterData_Api_Fetch";
-import type { DraftFind } from "./M01_MasterData_UI_Logic_Api";
-import { formatNumber } from "./M01_MasterData_UI_Logic_Edit";
-import { loadTable } from "./M01_MasterData_UI_Logic_Note";
-import { openPicker } from "./M01_MasterData_UI_Logic_Pick";
-import { tn } from "./M01_MasterData_UI_LogicLab_New_Text";
-
-export interface PickedElement {
-  ref: string;
-  /** 이름 + 규격 */
-  name: string;
-  /** 수량에 쓰는 단위(「원/일」 → 「일」) */
-  unit: string;
-  group: string;
-}
-
-const GROUPS = ["인력", "재료", "기계"];
-const SHOWN = 50;
-
-/** 창 뼈대 — 제목 · 닫기 · 몸통 */
-function shell(title: string, body: HTMLElement[]): { close: () => void } {
-  const close = (): void => backdrop.remove();
-  const dialog = el("div", {
-    className: "m01-logic__pick",
-    attrs: { role: "dialog", "aria-label": title },
-    children: [
-      el("div", {
-        className: "m01-logic__section-head",
-        children: [
-          el("h3", { text: title }),
-          createButton({ label: tn("Close"), variant: "ghost", onClick: close }),
-        ],
-      }),
-      ...body,
-    ],
-  });
-  const backdrop = el("div", { className: "m01-logic__backdrop", children: [dialog] });
-  backdrop.addEventListener("click", (ev) => ev.target === backdrop && close());
-  backdrop.addEventListener("keydown", (ev) => ev.key === "Escape" && close());
-  document.body.append(backdrop);
-  return { close };
-}
-
-/** 그룹의 파일 — 재료는 자재품목(구분·상세구분이 있는 것) */
-async function fileOf(group: string): Promise<FileInfo | undefined> {
-  const files = await fetchFiles(group);
-  return group === "재료" ? (files.find((f) => f.file.includes("자재품목")) ?? files[0]) : files[0];
-}
-
-const options = (values: string[]): { value: string; text: string }[] => [
-  { value: "", text: tn("All") },
-  ...values.map((v) => ({ value: v, text: v })),
-];
-
-export function openElementPick(done: (picked: PickedElement) => void): void {
-  let file: FileInfo | undefined;
-  let subs: SubInfo[] = [];
-  const groupBox = createSelectField({
-    options: GROUPS.map((g) => ({ value: g, text: g })),
-    value: GROUPS[0],
-    compact: true,
-    label: tn("Group"),
-  });
-  const subBox = createSelectField({
-    options: options([]),
-    value: "",
-    compact: true,
-    label: tn("Sub"),
-  });
-  const detailBox = createSelectField({
-    options: options([]),
-    value: "",
-    compact: true,
-    label: tn("Detail"),
-  });
-  const searchField = createInputField({ type: "search", placeholder: tn("Search") });
-  const count = el("span", { className: "m01-logic__muted" });
-  const list = el("div", { className: "m01-logic__pick-list" });
-  const win = shell(tn("K_master"), [
-    el("div", {
-      className: "m01-logic__pick-bar",
-      children: [groupBox.root, subBox.root, detailBox.root, searchField.root, count],
-    }),
-    list,
-  ]);
-
-  let seq = 0;
-  const load = async (): Promise<void> => {
-    if (!file) return;
-    const mine = ++seq;
-    try {
-      const got = await fetchRows(
-        file.file,
-        1,
-        SHOWN,
-        searchField.input.value.trim(),
-        false,
-        subBox.select.value,
-        detailBox.select.value,
-      );
-      if (mine !== seq) return;
-      count.textContent = tn("Count", { n: got.total, m: Math.min(got.total, SHOWN) });
-      list.replaceChildren(
-        ...got.rows.map((row) => {
-          const name = `${row["이름"] ?? ""} ${row["규격"] ?? ""}`.trim();
-          const unitText = String(row["단위"] ?? "");
-          const unit = groupBox.select.value === "인력" ? "인" : (unitText.split("/").pop() ?? "");
-          const button = el("button", {
-            className: "m01-logic__pick-row m01-logic__pick-row--button",
-            attrs: { type: "button", "data-ref": String(row["키"]) },
-            children: [
-              el("div", {
-                className: "m01-logic__stack",
-                children: [
-                  el("strong", { text: name }),
-                  el("span", { className: "m01-logic__muted", text: String(row["키"]) }),
-                ],
-              }),
-              el("span", {
-                className: "m01-logic__money",
-                text: `${formatNumber(row["값"])} ${unitText}`.trim(),
-              }),
-            ],
-          });
-          button.addEventListener("click", () => {
-            win.close();
-            done({ ref: String(row["키"]), name, unit, group: groupBox.select.value });
-          });
-          return button;
-        }),
-      );
-    } catch (error) {
-      showToast(error instanceof Error ? error.message : tn("Failed"), "error");
-    }
-  };
-
-  const changeGroup = async (): Promise<void> => {
-    file = await fileOf(groupBox.select.value);
-    subs = file ? (await fetchSubsAll({ file: file.file })).subs : [];
-    subBox.setOptions(options(subs.map((s) => s.name)), "");
-    detailBox.setOptions(options([]), "");
-    detailBox.select.disabled = true;
-    await load();
-  };
-  groupBox.select.addEventListener("change", () => void changeGroup());
-  subBox.select.addEventListener("change", () => {
-    const details = subs.find((s) => s.name === subBox.select.value)?.details ?? [];
-    detailBox.setOptions(options(details), "");
-    detailBox.select.disabled = details.length === 0;
-    void load();
-  });
-  detailBox.select.addEventListener("change", () => void load());
-  let timer = 0;
-  searchField.input.addEventListener("input", () => {
-    window.clearTimeout(timer);
-    timer = window.setTimeout(() => void load(), 250);
-  });
-  void changeGroup();
-}
-
-/** 표 찾기 — 표·값 칸을 고른 뒤 조건 칸마다 식을 받음 · 표의 조건 칸이 없으면 바로 끝 */
-export function openTablePick(done: (find: DraftFind, label: string) => void): void {
-  openPicker("table", "소요량", (item, column) => {
-    void (async () => {
-      const table = await loadTable(item.ref);
-      const conds = Object.keys(table?.조건 ?? {});
-      const label = `${item.이름 ?? item.ref} · ${item.ref} → ${column ?? ""}`;
-      const find = { 표: item.ref, 값칸: column ?? "", 조건: {} as Record<string, string> };
-      if (!conds.length) {
-        done(find, label);
-        return;
-      }
-      const inputs = conds.map((c) => {
-        const box = createInputField({ type: "text", value: c });
-        box.input.setAttribute("data-cond", c);
-        return { c, box };
-      });
-      const win = shell(tn("TableTitle"), [
-        el("p", { className: "m01-logic__muted", text: label }),
-        el("p", { text: tn("Cond") }),
-        ...inputs.map(({ c, box }) =>
-          el("label", {
-            className: "m01-logic__field",
-            children: [el("span", { text: c }), box.root],
-          }),
-        ),
-        createButton({
-          label: tn("Ok"),
-          onClick: () => {
-            for (const { c, box } of inputs) find.조건[c] = box.input.value.trim() || c;
-            win.close();
-            done(find, label);
-          },
-        }),
-      ]);
-    })();
-  });
-}
diff --git a/M01_MasterData/M01_MasterData_UI_LogicLab_New_Text.ts b/M01_MasterData/M01_MasterData_UI_LogicLab_New_Text.ts
deleted file mode 100644
index 272d234fb..000000000
--- a/M01_MasterData/M01_MasterData_UI_LogicLab_New_Text.ts
+++ /dev/null
@@ -1,71 +0,0 @@
-/* =============================================================================
- * M01_MasterData_UI_LogicLab_New_Text.ts
- * 「식으로 새 로직 만들기」 글자 — [한국어, 영어]
- * ========================================================================== */
-
-import { currentLanguageIndex } from "@ui/ui_template_locale";
-
-const TEXT = {
-  Open: ["식으로 새로 만들기", "New from formula"],
-  Title: ["식으로 새 로직 만들기", "New logic from a formula"],
-  Close: ["닫기", "Close"],
-  Step1: ["① 식 적기", "① Write the formula"],
-  Guide: [
-    "한 줄에 「이름 = 식」 · 마지막 줄 왼쪽이 이 로직의 결과 · 「#」 로 시작한 줄은 건너뜀",
-    "One line each as “name = formula” · the last line's left side is the result · lines starting with # are skipped",
-  ],
-  Analyze: ["분석", "Analyze"],
-  Stale: ["식이 바뀌었음 — 다시 [분석] 을 눌러 주세요", "Formula changed — press Analyze again"],
-  Step2: ["② 변수 정하기", "② Decide each variable"],
-  Step3: ["③ 이름·단위", "③ Name and unit"],
-  Step4: ["④ 시험 계산 · 저장", "④ Trial calculation and save"],
-  Problems: ["고칠 곳", "To fix"],
-  Line: ["{n}번 줄", "Line {n}"],
-  AllGood: ["검사에 걸린 것 없음", "No problems found"],
-  Result: ["결과", "Result"],
-  Undecided: ["아직 정하지 않은 칸이 있음", "Some cells are not decided yet"],
-  Kind: ["무엇인가", "What is it"],
-  K_master: ["마스터 요소", "Master element"],
-  K_input: ["설계 입력", "Design input"],
-  K_fixed: ["고정값", "Fixed value"],
-  K_table: ["표 찾기", "Table lookup"],
-  Pick: ["고르기", "Pick"],
-  Repick: ["다시 고르기", "Pick again"],
-  NotPicked: ["아직 안 골랐음", "Not picked"],
-  Unit: ["단위", "Unit"],
-  Cost: ["비목", "Cost item"],
-  CostNone: ["넣지 않음", "None"],
-  CostExtra: ["덧줄 비목", "Extra-line cost item"],
-  Value: ["값", "Value"],
-  Note: ["설명", "Note"],
-  Derived: ["식으로 정해짐", "Set by the formula"],
-  SumName: ["비목 합 — 덧줄에서만 쓰는 이름", "Cost total — only for extra lines"],
-  Name: ["로직 이름", "Logic name"],
-  ResultUnit: ["결과 단위", "Result unit"],
-  Owner: ["소유", "Owner"],
-  Save: ["저장", "Save"],
-  Saved: ["저장했음 — 「{v}」", "Saved — “{v}”"],
-  SaveBlocked: ["위 고칠 곳을 먼저 고치세요", "Fix the problems above first"],
-  NeedHead: ["이름과 결과 단위를 적어야 시험 계산·저장이 됨", "Enter the name and result unit"],
-  Group: ["종류", "Kind"],
-  Sub: ["구분", "Group"],
-  Detail: ["상세구분", "Detail"],
-  All: ["(전체)", "(All)"],
-  Search: ["이름 찾기", "Search name"],
-  Count: ["{n} 개 중 앞 {m} 개", "first {m} of {n}"],
-  TableTitle: ["표 찾기 — 표와 조건", "Table lookup — table and conditions"],
-  TablePick: ["표 고르기", "Pick a table"],
-  TableCol: ["값 칸", "Value column"],
-  Cond: ["조건 — 표의 칸마다 식(설계 값 이름)", "Conditions — a formula per table column"],
-  Ok: ["확인", "OK"],
-  Cancel: ["취소", "Cancel"],
-  Failed: ["못 함", "Failed"],
-} as const satisfies Record<string, readonly [string, string]>;
-
-export type NewTextKey = keyof typeof TEXT;
-
-export function tn(key: NewTextKey, fill: Record<string, string | number> = {}): string {
-  const entry = TEXT[key];
-  const text: string = entry[currentLanguageIndex as 0 | 1] ?? entry[0];
-  return text.replace(/\{(\w+)\}/g, (m, k: string) => (k in fill ? String(fill[k]) : m));
-}
diff --git a/M01_MasterData/M01_MasterData_UI_LogicLab_New_Var.ts b/M01_MasterData/M01_MasterData_UI_LogicLab_New_Var.ts
deleted file mode 100644
index 7cfb70d18..000000000
--- a/M01_MasterData/M01_MasterData_UI_LogicLab_New_Var.ts
+++ /dev/null
@@ -1,178 +0,0 @@
-/* =============================================================================
- * M01_MasterData_UI_LogicLab_New_Var.ts
- * 변수 한 칸 — 무엇인지(마스터 요소 / 설계 입력 / 고정값 / 표 찾기) · 단위 · 비목을 고름
- * 고른 것은 `decided[이름]` 에 쌓음(서버 계약 `_화면_계약.md` 7장의 `decided` 그대로)
- * ========================================================================== */
-
-import { createButton, createInputField, createSelectField, el } from "@ui/ui_template_elements";
-import type { DraftDecided, DraftVar } from "./M01_MasterData_UI_Logic_Api";
-import { openElementPick, openTablePick } from "./M01_MasterData_UI_LogicLab_New_Find";
-import { tn } from "./M01_MasterData_UI_LogicLab_New_Text";
-
-export interface VarCtx {
-  decided: Record<string, DraftDecided>;
-  /** 고른 것이 바뀜 — 화면이 검사를 다시 부름 */
-  onEdit: () => void;
-}
-export interface VarRow {
-  root: HTMLElement;
-  /** 서버가 다시 준 변수(식으로 정해진 단위 등)를 반영 */
-  update: (v: DraftVar) => void;
-}
-
-const KINDS: [string, () => string][] = [
-  ["마스터요소", () => tn("K_master")],
-  ["설계입력", () => tn("K_input")],
-  ["고정값", () => tn("K_fixed")],
-  ["표찾기", () => tn("K_table")],
-];
-const COSTS = ["노무비", "재료비", "경비"];
-/** 요소 종류 → 비목 첫 제안 */
-const COST_OF: Record<string, string> = { 인력: "노무비", 재료: "재료비", 기계: "경비" };
-
-const costOptions = (): { value: string; text: string }[] => [
-  { value: "", text: tn("CostNone") },
-  ...COSTS.map((c) => ({ value: c, text: c })),
-];
-
-const field = (label: string, control: HTMLElement): HTMLElement =>
-  el("label", {
-    className: "m01-logic__field",
-    children: [el("span", { text: label }), control],
-  });
-
-export function varRow(v: DraftVar, isResult: boolean, ctx: VarCtx): VarRow {
-  const name = v.이름;
-  const info = el("span", { className: "m01-logic__muted m01lab-new__derived" });
-  const body = el("div", { className: "m01lab-new__var-body" });
-  const root = el("div", {
-    className: "m01lab-new__var",
-    attrs: { "data-var": name },
-    children: [
-      el("div", {
-        className: "m01lab-new__var-head",
-        children: [el("strong", { text: name }), info],
-      }),
-      body,
-    ],
-  });
-  const now = (): DraftDecided => (ctx.decided[name] ??= {});
-  const set = (patch: DraftDecided): void => {
-    ctx.decided[name] = { ...now(), ...patch };
-    for (const [k, val] of Object.entries(ctx.decided[name])) {
-      if (val === "" || val === undefined) delete (ctx.decided[name] as Record<string, unknown>)[k];
-    }
-    ctx.onEdit();
-  };
-  const text = (label: string, key: "단위" | "값" | "설명", wide = false): HTMLElement => {
-    const box = createInputField({
-      type: "text",
-      value: now()[key] ?? "",
-      onInput: (val) => set({ [key]: val.trim() }),
-    });
-    box.input.setAttribute("data-key", key);
-    const cell = field(label, box.root);
-    if (wide) cell.classList.add("m01lab-new__wide");
-    return cell;
-  };
-
-  let picked = ""; // 마스터 요소·표 찾기에서 고른 것의 글
-  const draw = (): void => {
-    const kind = now().무엇 ?? "";
-    if (v.갈래 === "비목합") {
-      body.replaceChildren(el("span", { className: "m01-logic__muted", text: tn("SumName") }));
-      return;
-    }
-    if (v.갈래 === "정의됨") {
-      if (isResult) return body.replaceChildren();
-      const cost = createSelectField({
-        options: costOptions(),
-        value: now().비목 ?? "",
-        compact: true,
-        label: tn("CostExtra"),
-        onChange: (val) => set({ 비목: val }),
-      });
-      body.replaceChildren(cost.root);
-      return;
-    }
-    const kindBox = createSelectField({
-      options: [
-        { value: "", text: "—" },
-        ...KINDS.map(([value, label]) => ({ value, text: label() })),
-      ],
-      value: kind,
-      compact: true,
-      label: tn("Kind"),
-      onChange: (val) => {
-        ctx.decided[name] = val ? { 무엇: val, ...(now().단위 ? { 단위: now().단위 } : {}) } : {};
-        picked = "";
-        draw();
-        ctx.onEdit();
-      },
-    });
-    const parts: HTMLElement[] = [kindBox.root];
-    if (kind === "마스터요소") {
-      const cost = createSelectField({
-        options: costOptions(),
-        value: now().비목 ?? "",
-        compact: true,
-        label: tn("Cost"),
-        onChange: (val) => set({ 비목: val }),
-      });
-      const choose = createButton({
-        label: now().요소 ? tn("Repick") : tn("Pick"),
-        variant: "ghost",
-        onClick: () =>
-          openElementPick((p) => {
-            picked = `${p.name} · ${p.ref}`;
-            set({ 요소: p.ref, 단위: p.unit, 비목: COST_OF[p.group] ?? now().비목 });
-            draw();
-          }),
-      });
-      choose.setAttribute("data-act", "pick-element");
-      parts.push(
-        el("div", {
-          className: "m01lab-new__picked",
-          children: [choose, el("span", { text: picked || now().요소 || tn("NotPicked") })],
-        }),
-        text(tn("Unit"), "단위"),
-        cost.root,
-      );
-    } else if (kind === "설계입력") {
-      parts.push(text(tn("Unit"), "단위"), text(tn("Note"), "설명", true));
-    } else if (kind === "고정값") {
-      parts.push(text(tn("Value"), "값"), text(tn("Unit"), "단위"));
-    } else if (kind === "표찾기") {
-      const choose = createButton({
-        label: now().찾기 ? tn("Repick") : tn("TablePick"),
-        variant: "ghost",
-        onClick: () =>
-          openTablePick((find, label) => {
-            picked = label;
-            set({ 찾기: find });
-            draw();
-          }),
-      });
-      choose.setAttribute("data-act", "pick-table");
-      parts.push(
-        el("div", {
-          className: "m01lab-new__picked",
-          children: [choose, el("span", { text: picked || tn("NotPicked") })],
-        }),
-        text(tn("Unit"), "단위"),
-      );
-    }
-    body.replaceChildren(...parts);
-  };
-  draw();
-
-  const update = (next: DraftVar): void => {
-    v = next;
-    info.textContent =
-      next.갈래 === "정의됨"
-        ? `${tn("Derived")}${next.단위 ? ` · ${next.단위}` : ""}`
-        : (next.단위 ?? "");
-  };
-  update(v);
-  return { root, update };
-}
diff --git a/M01_MasterData/M01_MasterData_UI_LogicLab_Text.ts b/M01_MasterData/M01_MasterData_UI_LogicLab_Text.ts
index 29a081d9a..283d7a063 100644
--- a/M01_MasterData/M01_MasterData_UI_LogicLab_Text.ts
+++ b/M01_MasterData/M01_MasterData_UI_LogicLab_Text.ts
@@ -81,7 +81,7 @@ const TEXT = {
     "지금 값으로는 걸린 줄이 없음 — 값을 바꿔 보거나, 이 표를 안 쓰는 갈래일 수 있음",
     "No row matches the current values — change them, or this table is on an unused branch",
   ],
-  Copy_Open: ["본떠 만들기", "Copy as mine"],
+  Copy_Open: ["로직 복사/생성", "Copy / create logic"],
   Copy_NeedOpen: ["먼저 로직을 고르세요", "Pick a logic first"],
   Copy_Title: ["복사해서 만들기", "Copy to edit"],
   Copy_Name: ["새 이름", "New name"],
diff --git a/M02_MasterTemplete/DataFlow/M02_DF_Diagram.ts b/M02_MasterTemplete/DataFlow/M02_DF_Diagram.ts
index 9dd41038a..e74e30fa7 100644
--- a/M02_MasterTemplete/DataFlow/M02_DF_Diagram.ts
+++ b/M02_MasterTemplete/DataFlow/M02_DF_Diagram.ts
@@ -23,6 +23,9 @@ import {
   restParts,
   linkLabel,
   midOf,
+  pillInfo,
+  svgAdd as add,
+  svgLabel as label,
   pillsOf,
   resolveDrop,
   showValue,
@@ -46,6 +49,7 @@ interface HostState {
   panX: number;
   panY: number;
   fitted: boolean;
+  fitKey?: number;
   watch?: ResizeObserver;
 }
 
@@ -79,6 +83,9 @@ export function renderDiagram(
     fitted: false,
   };
   if (opts.selected !== undefined) st.selected = opts.selected;
+  if (opts.fitKey !== undefined && opts.fitKey !== st.fitKey)
+    [st.fitKey, st.fitted] = [opts.fitKey, false];
+  const ro = !!opts.readOnly; // 보기만 — 끌기 · 잇기 · 더하기 · 지우기 막음(고르기 · 흐름 따라가기는 됨)
   if (opts.selectedPill !== undefined) st.pill = opts.selectedPill;
   states.set(host, st);
   const values = opts.values ?? {};
@@ -243,7 +250,7 @@ export function renderDiagram(
               className: "m02-dfdg__ins",
               children: [
                 ...ins.map((p) => pillEl(b, p, "in")),
-                ...(b.kind === "function" ? [plusSlot(b)] : []),
+                ...(b.kind === "function" && !ro ? [plusSlot(b)] : []),
               ],
             }),
             el("div", {
@@ -282,13 +289,13 @@ export function renderDiagram(
         ArrowUp: [0, -step],
         ArrowDown: [0, step],
       }[ev.key];
-      if (d && st.selected === b.id) {
+      if (d && st.selected === b.id && !ro) {
         ev.preventDefault();
         on.move(b.id, Math.round(b.x + d[0]), Math.round(b.y + d[1]));
       }
     });
     head.addEventListener("pointerdown", (ev) => {
-      if (ev.button === 0 && !spaceDown) dragBox(ev, b, node);
+      if (ev.button === 0 && !spaceDown && !ro) dragBox(ev, b, node);
     });
     return node;
   };
@@ -350,15 +357,8 @@ export function renderDiagram(
     );
   } else if (st.pill) {
     const p = st.pill;
-    const mine = (e: CfPort): boolean => e.box === p.box && e.name === p.port;
-    const where = lg.links
-      .filter((l) => mine(p.dir === "in" ? l.to : l.from))
-      .map((l) => endName(p.dir === "in" ? l.from : l.to))
-      .join(", ");
-    const now = `${tt("Value")} ${showValue(values[p.box]?.[p.port]) || "—"}`;
-    const dir = where ? `${tt(p.dir === "in" ? "From" : "To")} ${where}` : "";
-    tools.push(el("span", { text: [p.port, now, dir].filter(Boolean).join(" · ") }));
-    if (p.dir === "out")
+    tools.push(el("span", { text: pillInfo(lg, p, values) }));
+    if (p.dir === "out" && !ro)
       tools.push(
         sm(
           "Connect",
@@ -371,9 +371,9 @@ export function renderDiagram(
     const line = tt("LineOf", { a: endName(selLink.from), b: endName(selLink.to) });
     tools.push(
       el("span", { text: rule ? `${line} · ${rule}` : line }),
-      sm("Disconnect", () => on.unlink(selLink.id), "danger"),
+      ...(ro ? [] : [sm("Disconnect", () => on.unlink(selLink.id), "danger")]),
     );
-  } else if (selBox) {
+  } else if (selBox && !ro) {
     tools.push(sm("Remove", () => void askRemove(selBox), "danger"));
   }
   const legend =
@@ -388,18 +388,26 @@ export function renderDiagram(
     className: "m02-dfdg__bar",
     children: [
       el("strong", { className: "m02-dfdg__title", text: tt("Title") }),
-      addBtn("input", "AddInput"),
-      addBtn("function", "AddFunc"),
-      addBtn("output", "AddOutput"),
+      ...(ro
+        ? []
+        : [
+            addBtn("input", "AddInput"),
+            addBtn("function", "AddFunc"),
+            addBtn("output", "AddOutput"),
+          ]),
       el("span", { className: "m02-dfdg__gap" }),
       ...legend,
       sm("ZoomOut", () => setZoom(st.zoom / 1.2)),
       zoomLabel,
       sm("ZoomIn", () => setZoom(st.zoom * 1.2)),
       sm("Fit", fit),
-      sm("Arrange", () => {
-        for (const [id, p] of Object.entries(arrange(lg))) on.move(id, p.x, p.y);
-      }),
+      ...(ro
+        ? []
+        : [
+            sm("Arrange", () =>
+              Object.entries(arrange(lg)).forEach(([id, q]) => on.move(id, q.x, q.y)),
+            ),
+          ]),
     ],
   });
   const root = el("div", {
@@ -426,7 +434,7 @@ export function renderDiagram(
       st.pill = null;
       redraw();
     }
-    if (ev.key !== "Delete" || (ev.target as HTMLElement).closest("input, textarea")) return;
+    if (ro || ev.key !== "Delete" || (ev.target as HTMLElement).closest("input, textarea")) return;
     if (selLink) on.unlink(selLink.id);
     else if (selBox) void askRemove(selBox);
   });
@@ -477,32 +485,6 @@ export function renderDiagram(
       const right = (dir === "out") === (side === "near");
       return toWorld(right ? r.right : r.left, r.top + r.height / 2);
     };
-    const add = <K extends keyof SVGElementTagNameMap>(
-      parent: Element,
-      tag: K,
-      attrs: Record<string, string>,
-    ) => {
-      const n = document.createElementNS(SVG, tag);
-      for (const [k, v] of Object.entries(attrs)) n.setAttribute(k, v);
-      parent.append(n);
-      return n;
-    };
-    const label = (parent: Element, x: number, y: number, text: string, cls: string): number => {
-      const tag = add(parent, "g", { class: cls });
-      const box = add(tag, "rect", { rx: "4", ry: "4" });
-      const t = add(tag, "text", {
-        x: x.toFixed(1),
-        y: y.toFixed(1),
-        "dominant-baseline": "central",
-        "text-anchor": "middle",
-      });
-      t.textContent = text;
-      const w = (t.getComputedTextLength?.() || text.length * 7) + 10;
-      Object.entries({ x: x - w / 2, y: y - 9, width: w, height: 18 }).forEach(([k, v]) =>
-        box.setAttribute(k, v.toFixed(1)),
-      );
-      return w;
-    };
     const defs = add(svg, "defs", {});
     const arrow = add(defs, "marker", {
       id: "m02-dfdg-arrow",
@@ -657,7 +639,7 @@ export function renderDiagram(
   }
 
   function dragLink(ev: PointerEvent, from: CfPort): void {
-    if (ev.button !== 0 || spaceDown) return;
+    if (ev.button !== 0 || spaceDown || ro) return;
     ev.stopPropagation();
     ev.preventDefault();
     const pill = ev.currentTarget as HTMLElement;
diff --git a/M02_MasterTemplete/DataFlow/M02_DF_Diagram_Parts.ts b/M02_MasterTemplete/DataFlow/M02_DF_Diagram_Parts.ts
index cf0616712..649aac97e 100644
--- a/M02_MasterTemplete/DataFlow/M02_DF_Diagram_Parts.ts
+++ b/M02_MasterTemplete/DataFlow/M02_DF_Diagram_Parts.ts
@@ -1,7 +1,7 @@
 /* =============================================================================
  * M02_DF_Diagram_Parts.ts
  * 단가산출 흐름도 다이어그램의 순수 부분(DOM 없음) — 글 · 약속 모양 · 떨군 자리 풀기 · 줄 맞추기 ·
- * 한눈에 맞춤 · 알약 값 글 · 흐름 길 가르기 · 기댐 선 · 끌기 손잡이. 그리기는 `M02_DF_Diagram.ts`.
+ * 한눈에 맞춤 · 알약 값 글 · 흐름 길 가르기 · 기댐 선 · 끌기 손잡이 · SVG 도우미. 그리기는 `M02_DF_Diagram.ts`.
  * ========================================================================== */
 
 import { currentLanguageIndex } from "@ui/ui_template_locale";
@@ -118,6 +118,10 @@ export interface DiagramOpts {
   trace?: { back?: CfStep[]; forward?: CfStep[] } | null;
   /** 끊긴 곳 — Eval breaks */
   breaks?: CfBreak[];
+  /** 보기만 — 끌기 · 잇기 · 더하기 · 지우기 막음 */
+  readOnly?: boolean;
+  /** 바뀌면 다시 맞춤(자리를 옮겨 끼운 뒤 · 새 로직) */
+  fitKey?: number;
 }
 
 /* ── 알약 · 자리 ────────────────────────────────────────────────────── */
@@ -330,6 +334,25 @@ export function restParts(
   return { links, pills, boxes };
 }
 
+/** 고른 알약 한 줄 — 이름 · 지금 값 · 어디서(받는) / 어디로(내보내는) */
+export function pillInfo(
+  lg: CfLogic,
+  p: DfPillSel,
+  values: Record<string, Record<string, unknown>>,
+): string {
+  const name = (e: CfPort): string =>
+    `${lg.boxes.find((b) => b.id === e.box)?.name ?? ""} · ${e.name}`;
+  const mine = (e: CfPort): boolean => e.box === p.box && e.name === p.port;
+  const where = lg.links
+    .filter((l) => mine(p.dir === "in" ? l.to : l.from))
+    .map((l) => name(p.dir === "in" ? l.from : l.to))
+    .join(", ");
+  const now = `${tt("Value")} ${showValue(values[p.box]?.[p.port]) || "—"}`;
+  return [p.port, now, where ? `${tt(p.dir === "in" ? "From" : "To")} ${where}` : ""]
+    .filter(Boolean)
+    .join(" · ");
+}
+
 /* ── 끌기 손잡이 ─────────────────────────────────────────────────────── */
 
 /** 누른 뒤 5px 넘게 움직이면 끌기 — 끈 뒤 따라오는 click 한 번만 삼킴 */
@@ -360,3 +383,37 @@ export function follow(
   window.addEventListener("pointermove", mv);
   window.addEventListener("pointerup", up);
 }
+
+/* ── 선 그림 도우미(SVG) ────────────────────────────────────────────── */
+
+const SVG_NS = "http://www.w3.org/2000/svg";
+
+/** SVG 마디 하나 붙이기 */
+export function svgAdd<K extends keyof SVGElementTagNameMap>(
+  parent: Element,
+  tag: K,
+  attrs: Record<string, string>,
+): SVGElementTagNameMap[K] {
+  const n = document.createElementNS(SVG_NS, tag);
+  for (const [k, v] of Object.entries(attrs)) n.setAttribute(k, v);
+  parent.append(n);
+  return n;
+}
+
+/** 가운데 이름표 — 둥근 바탕 + 글 · 돌려주는 값 = 이름표 폭 */
+export function svgLabel(parent: Element, x: number, y: number, text: string, cls: string): number {
+  const tag = svgAdd(parent, "g", { class: cls });
+  const box = svgAdd(tag, "rect", { rx: "4", ry: "4" });
+  const t = svgAdd(tag, "text", {
+    x: x.toFixed(1),
+    y: y.toFixed(1),
+    "dominant-baseline": "central",
+    "text-anchor": "middle",
+  });
+  t.textContent = text;
+  const w = (t.getComputedTextLength?.() || text.length * 7) + 10;
+  Object.entries({ x: x - w / 2, y: y - 9, width: w, height: 18 }).forEach(([k, v]) =>
+    box.setAttribute(k, v.toFixed(1)),
+  );
+  return w;
+}
diff --git a/M02_MasterTemplete/DataFlow/M02_DF_InputPanel_Build.ts b/M02_MasterTemplete/DataFlow/M02_DF_InputPanel_Build.ts
index 541fd358c..3125278d4 100644
--- a/M02_MasterTemplete/DataFlow/M02_DF_InputPanel_Build.ts
+++ b/M02_MasterTemplete/DataFlow/M02_DF_InputPanel_Build.ts
@@ -236,19 +236,28 @@ export function checkMaterial(el: CfElementRef, others: CfElementRef[]): string
   return null;
 }
 
-/** 다른 로직에서 읽어 둘 것 — 내보내는 알약 = 출력 상자마다 · 받는 알약 = 설계 때 정할 것(변수 · 재료 자리) */
+/** 다른 로직에서 읽어 둘 것 — 내보내는 알약 = 출력 상자마다 · 받는 알약 = 설계 때 정할 것(변수 · 재료 자리 · 이어지지 않은 다른 로직 받는 알약)
+ *  examples = 받는 알약마다 그 로직 자기 예시값(선이 없을 때 값 차례의 끝) */
 export function logicRefOf(key: string, other: CfLogic): CfLogicRef {
   const outputs = other.boxes
     .filter((b) => b.kind === "output")
     .map((b) => ({ name: b.name, unit: b.output?.unit || b.unit || "-" }));
   const designs: { name: string; unit: string }[] = [];
+  const examples: Record<string, number | string> = {};
+  const addDesign = (name: string, unit: string, example?: number | string | null): void => {
+    designs.push({ name, unit: unit || "-" });
+    if (example !== null && example !== undefined && example !== "") examples[name] = example;
+  };
   for (const b of other.boxes) {
-    if (b.kind !== "input" || !b.input) continue;
-    if (b.input.mode === "variable")
-      for (const v of b.input.variables) designs.push({ name: v.name, unit: v.unit || "-" });
-    for (const e of b.input.elements)
-      if (e.mode === "choice" || e.mode === "rule")
-        designs.push({ name: e.slot || e.name, unit: e.unit || "-" });
+    for (const v of b.input?.variables ?? b.func?.variables ?? [])
+      addDesign(v.name, v.unit, v.example);
+    if (b.input?.mode === "group")
+      for (const e of b.input.elements)
+        if (e.mode === "choice" || e.mode === "rule") addDesign(e.slot || e.name, e.unit);
+    if (b.input?.mode === "logic")
+      for (const d of b.input.logic?.designs ?? [])
+        if (!other.links.some((l) => l.to.box === b.id && l.to.name === d.name))
+          addDesign(d.name, d.unit, b.input.logic?.examples?.[d.name]);
   }
   const seen = new Set<string>();
   return {
@@ -256,9 +265,93 @@ export function logicRefOf(key: string, other: CfLogic): CfLogicRef {
     name: other.name,
     outputs: outputs.filter((o) => !seen.has(o.name) && !!seen.add(o.name)),
     designs: designs.filter((d) => (seen.has(`d:${d.name}`) ? false : !!seen.add(`d:${d.name}`))),
+    ...(Object.keys(examples).length ? { examples } : {}),
   };
 }
 
+/* ── 마스터 로직 고르기 — 목록 · 거름 · 쪽 · 순환 막음(36-6) ── */
+
+/** 마스터 로직 한 줄 — M01 `fetchLogics` 의 줄(자기 시험 로직 DF-… 도 같은 꼴로 합침) */
+export interface MasterLogicBrief {
+  file: string;
+  구분: string;
+  상세구분: string;
+  키: string;
+  원문번호: string;
+  이름: string;
+  결과단위: string;
+  blocked?: boolean;
+  reasons?: string[];
+}
+
+/** 찾기 — 띄어쓰기로 나눈 말을 모두 포함(이름 · 원문번호 · 키 · 구분 · 상세구분 · 띄어쓰기는 가리지 않음) · 원문(구분) · 장(상세구분) 거름 */
+export function filterLogics(
+  items: MasterLogicBrief[],
+  q: { text: string; book?: string; chapter?: string },
+): MasterLogicBrief[] {
+  const words = q.text.split(/\s+/).map(squash).filter(Boolean);
+  return items.filter((i) => {
+    if (q.book && i.구분 !== q.book) return false;
+    if (q.chapter && i.상세구분 !== q.chapter) return false;
+    const hay = squash(`${i.이름} ${i.원문번호} ${i.키} ${i.구분} ${i.상세구분}`);
+    return words.every((w) => hay.includes(w));
+  });
+}
+
+/** 원문(구분) 목록 · 장(상세구분) 목록 — 나온 차례대로 */
+export function logicBooks(items: MasterLogicBrief[]): string[] {
+  return [...new Set(items.map((i) => i.구분).filter(Boolean))];
+}
+export function logicChapters(items: MasterLogicBrief[], book: string): string[] {
+  return [
+    ...new Set(
+      items
+        .filter((i) => !book || i.구분 === book)
+        .map((i) => i.상세구분)
+        .filter(Boolean),
+    ),
+  ];
+}
+
+/** 옛 로직을 흐름도로 바꿔 읽은 것은 출력 상자가 비목별이라 노무비 · 재료비 · 경비 · 계 알약 넷으로 보임 */
+export const COST_OUTPUTS = ["노무비", "재료비", "경비", "계"] as const;
+
+/** 마스터 로직 고른 것 → 다른 로직 입력 값 — 흐름이면 출력 상자 · 변환이면 비용 넷 */
+export function masterRef(
+  key: string,
+  flow: CfLogic,
+  converted: boolean,
+  resultUnit: string,
+): CfLogicRef {
+  const ref = logicRefOf(key, flow);
+  return converted
+    ? { ...ref, outputs: COST_OUTPUTS.map((name) => ({ name, unit: resultUnit || "-" })) }
+    : ref;
+}
+
+/** 이 로직이 자기 자신을 부르거나 돌고 도나 — `load` 가 로직을 주면 입력 상자의 「다른 로직」 을 따라가 봄(깊이 8) */
+export async function wouldCycle(
+  selfKey: string | null,
+  startKey: string,
+  load: (key: string) => Promise<CfLogic | null>,
+  depth = 8,
+): Promise<boolean> {
+  if (!selfKey) return false;
+  const seen = new Set<string>();
+  const walk = async (key: string, left: number): Promise<boolean> => {
+    if (key === selfKey) return true;
+    if (seen.has(key) || left <= 0) return false;
+    seen.add(key);
+    const lg = await load(key).catch(() => null);
+    for (const b of lg?.boxes ?? []) {
+      const next = b.input?.mode === "logic" ? b.input.logic?.key : undefined;
+      if (next && (await walk(next, left - 1))) return true;
+    }
+    return false;
+  };
+  return walk(startKey, depth);
+}
+
 /** 다른 로직 입력 넣기 · 빼기(null) — 빼면 변수 상태로 돌아가고 이 상자의 알약에 닿은 선은 모두 지움 */
 export function setLogicInput(lg: CfLogic, id: string, ref: CfLogicRef | null): CfLogic {
   return {
diff --git a/M02_MasterTemplete/DataFlow/M02_DF_Paper.ts b/M02_MasterTemplete/DataFlow/M02_DF_Paper.ts
new file mode 100644
index 000000000..6a90118bb
--- /dev/null
+++ b/M02_MasterTemplete/DataFlow/M02_DF_Paper.ts
@@ -0,0 +1,341 @@
+/* =============================================================================
+ * M02_DF_Paper.ts
+ * 흐름도 고치는 핵심 — 다이어그램 · 상세 내용(상자 · 알약 · 선 판) · 원가 · 검증 칸 · 실행 취소
+ * Entry 시험판의 고치는 화면(showPaper)을 옮겨 적은 공용 조각 — 오른쪽 패널(M02_DF_Panel) · 「크게 보기」 가 함께 씀.
+ * 저장 · 지우기 · 이름 · 결과 단위는 없음(부르는 쪽 페이지 몫) · 바뀔 때마다 onChange(객체 그대로).
+ * readOnly = 끌기 · 고치기 막고 보기 · 흐름 따라가기 · 검증 칸 예시값만(onChange 안 부름).
+ * 판 DOM 은 한 번 만들고 자리만 옮겨 끼움(패널 ↔ 크게 보기) — 고친 것 · 고른 것 그대로.
+ * ========================================================================== */
+
+import { currentLanguageIndex } from "@ui/ui_template_locale";
+import { createButton, createInputField, el } from "@ui/ui_template_elements";
+import * as api from "./M02_DF_Api";
+import { renderDiagram, type DfPillSel } from "./M02_DF_Diagram";
+import * as ev from "./M02_DF_Eval";
+import type { CfBreak, CfEvalOptions, CfEvalResult, CfValues } from "./M02_DF_Eval";
+import { renderFuncPanel } from "./M02_DF_FuncPanel";
+import { renderInputPanel } from "./M02_DF_InputPanel";
+import { renderLinkPanel } from "./M02_DF_LinkPanel";
+import * as model from "./M02_DF_Model";
+import type { CfKind, CfLogic, CfPort, CfStep } from "./M02_DF_Model";
+import { renderOutputPanel } from "./M02_DF_OutputPanel";
+import { renderPillPanel } from "./M02_DF_PillPanel";
+import { renderSummary } from "./M02_DF_Summary";
+import type { CfSel } from "./M02_DF_Verify";
+import {
+  detailFrame,
+  drawHead,
+  drawWarnings,
+  fetchValues,
+  loadLogics,
+  queriesOf,
+  type DfPick,
+} from "./M02_DF_Entry_Detail";
+import "./M02_DF_Entry.css";
+
+const TEXT = {
+  Undo: ["실행 취소", "Undo"],
+  Color: ["상자 색", "Box colour"],
+  BoxName: ["상자 이름", "Box name"],
+  NameTaken: ["「{v}」 — 같은 이름의 상자가 있음", "“{v}” — another box has this name"],
+  Values: ["입력 값을 못 받음 — {v}", "Couldn't get input values — {v}"],
+  Logics: ["다른 로직을 못 읽음 — {v}", "Couldn't read other logics — {v}"],
+  ReadOnly: ["보기만 — 고치기는 시스템 관리자", "View only — editing is for system admins"],
+} as const;
+
+const tp = (key: keyof typeof TEXT, v = ""): string =>
+  (TEXT[key][currentLanguageIndex as 0 | 1] ?? TEXT[key][0]).replace("{v}", v);
+
+export interface PaperOpts {
+  logic: CfLogic;
+  readOnly?: boolean;
+  /** 고칠 때마다 — 객체 그대로(부르는 쪽 캐시에 쌓음) */
+  onChange(lg: CfLogic): void;
+  /** 다른 로직 입력이 부르는 로직 — 없으면 흐름도 저장본(DF-) 만 */
+  logics?(key: string): Promise<CfLogic | null>;
+}
+
+export interface Paper {
+  /** 다이어그램 자리 · 상세 내용 · 원가 · 검증 · 알림 줄 · 실행 취소 단추 */
+  parts: {
+    diagram: HTMLElement;
+    detail: HTMLElement;
+    summary: HTMLElement;
+    note: HTMLElement;
+    undo: HTMLButtonElement;
+  };
+  get(): CfLogic;
+  /** 밖에서 바꿈(고친 것 버리기 등) — 실행 취소 기록은 비움 */
+  set(lg: CfLogic): void;
+  undo(): void;
+  /** 다이어그램을 다시 맞춤(자리를 옮겨 끼운 뒤) */
+  refit(): void;
+  redraw(): void;
+}
+
+export function createPaper(opts: PaperOpts): Paper {
+  const readOnly = !!opts.readOnly;
+  let lg = opts.logic;
+  let stack: CfLogic[] = [];
+  let pick: DfPick = null;
+  let values: CfValues = {};
+  let valueSig = "";
+  let logics: NonNullable<CfEvalOptions["logics"]> = {};
+  let logicSig = "";
+  let logicNotes: string[] = [];
+  let notes: string[] = [];
+  let broken: CfBreak[] = [];
+  let result: CfEvalResult;
+  let fitKey = 0;
+  const pickedBox = (): string | null => (pick?.kind === "box" ? pick.id : null);
+
+  const note = el("p", { className: "m02-df__note", attrs: { role: "status" } });
+  const diagramHost = el("div", { className: "m02-dfp__diagram" });
+  const summaryHost = el("div", { className: "m02-dfp__summary" });
+  const colorBox = el("input", {
+    className: "m02-df__color-input",
+    attrs: { type: "color", "aria-label": tp("Color") },
+  });
+  colorBox.addEventListener("change", () => {
+    const id = pickedBox();
+    if (id) edit(model.setColor(lg, id, colorBox.value));
+  });
+  const colorRow = el("label", {
+    className: "m02-df__color",
+    children: [el("span", { text: tp("Color") }), colorBox],
+  });
+  const boxName = createInputField({ label: tp("BoxName"), compact: true });
+  boxName.input.addEventListener("change", () => {
+    const box = lg.boxes.find((b) => b.id === pickedBox());
+    if (!box) return;
+    const next = boxName.input.value.trim();
+    const taken = lg.boxes.some((b) => b.id !== box.id && b.name === next);
+    if (taken) note.textContent = tp("NameTaken", next);
+    if (!next || taken || next === box.name) return void (boxName.input.value = box.name);
+    edit(model.updateBox(lg, box.id, { name: next }));
+  });
+  // 판마다 제 상태를 쥠 — 종류마다 따로 두고 숨기기만
+  const funcHost = el("div");
+  const outHost = el("div");
+  const inHost = el("div");
+  const linkHost = el("div");
+  const pillHost = el("div");
+  const detail = detailFrame();
+  detail.settings.append(boxName.root, colorRow);
+  // 보기만 — 판 안 칸 · 단추를 한 번에 막음(고르기 · 흐름 따라가기는 다이어그램에서 됨)
+  const lock = el("fieldset", {
+    className: "m02-dfp__lock",
+    children: [inHost, funcHost, outHost, linkHost, pillHost],
+  });
+  lock.disabled = readOnly;
+  detail.body.append(lock);
+  if (readOnly) detail.root.prepend(el("p", { className: "m02-df__muted", text: tp("ReadOnly") }));
+
+  const evalNow = (): CfEvalResult => {
+    try {
+      return ev.evalLogic(lg, values, { logics });
+    } catch (e) {
+      const cost = { 노무비: 0, 재료비: 0, 경비: 0, 값들: {}, 계: 0 };
+      return { ports: {}, outputs: {}, cost, errors: [api.cfPlain(e)] };
+    }
+  };
+
+  /** 고침 — readOnly 면 무시 · 기록에 쌓고 onChange */
+  const edit = (next: CfLogic): void => {
+    if (readOnly || next === lg) return;
+    stack = [...stack, lg];
+    lg = next;
+    opts.onChange(lg);
+    redraw();
+  };
+  /** 검증 칸 예시값 — readOnly 에서도 됨(보기용 · onChange 안 부름) */
+  const editExample = (next: CfLogic): void => {
+    if (!readOnly) return edit(next);
+    lg = next;
+    redraw();
+  };
+  const editFromDiagram = (next: CfLogic): void => {
+    edit(next);
+    setTimeout(redraw);
+  };
+
+  const refreshValues = (): void => {
+    const pill = (p: CfPort): unknown => result?.ports[p.box]?.[p.name] ?? null;
+    const sig = JSON.stringify(queriesOf(lg, pill, model.elementPort).map((a) => a.q));
+    if (sig === valueSig) return;
+    valueSig = sig;
+    void fetchValues(api.cfValues, lg, pill, model.elementPort).then(
+      (got) => {
+        if (sig !== valueSig) return;
+        values = got.values;
+        notes = got.errors.length ? [tp("Values", got.errors.join(" · "))] : [];
+        redraw();
+      },
+      (e: unknown) => {
+        notes = [tp("Values", api.cfPlain(e))];
+        redraw();
+      },
+    );
+  };
+
+  const refreshLogics = (): void => {
+    const sig = JSON.stringify(lg.boxes.map((b) => b.input?.logic?.key ?? ""));
+    if (sig === logicSig) return;
+    logicSig = sig;
+    const get =
+      opts.logics ?? (async (key: string) => (key.startsWith("DF-") ? api.cfGet(key) : null));
+    void loadLogics(lg, get).then((got) => {
+      if (sig !== logicSig) return;
+      logics = got.logics;
+      logicNotes = got.errors.length ? [tp("Logics", got.errors.join(" · "))] : [];
+      redraw();
+    });
+  };
+
+  const choose = (sel: CfSel): void => {
+    const box = lg.boxes.find((b) => b.id === sel.box);
+    pick = sel.link
+      ? { kind: "link", id: sel.link }
+      : box && sel.port
+        ? { kind: "pill", box: box.id, port: sel.port, dir: model.portDir(box, sel.port) }
+        : box
+          ? { kind: "box", id: box.id }
+          : null;
+    redraw();
+  };
+
+  /** 흐름 길 — 알약 = 그 알약에서 앞뒤 · 선 = 보낸 알약 앞 · 받는 알약 뒤 */
+  const traceNow = (): { back: CfStep[]; forward: CfStep[] } | null => {
+    try {
+      if (pick?.kind === "pill") {
+        const p = { box: pick.box, name: pick.port };
+        return { back: model.traceBack(lg, p), forward: model.traceForward(lg, p) };
+      }
+      const link = lg.links.find((l) => pick?.kind === "link" && l.id === pick.id);
+      if (link)
+        return { back: model.traceBack(lg, link.from), forward: model.traceForward(lg, link.to) };
+    } catch {
+      /* 따라갈 수 없으면 칠하지 않음 */
+    }
+    return null;
+  };
+
+  const diagramOn = {
+    select: (id: string | null, pill?: DfPillSel): void => {
+      pick = pill
+        ? { kind: "pill", ...pill }
+        : !id
+          ? null
+          : lg.links.some((l) => l.id === id)
+            ? { kind: "link", id }
+            : { kind: "box", id };
+      setTimeout(redraw);
+    },
+    move: (id: string, x: number, y: number): void => edit(model.moveBox(lg, id, x, y)),
+    link: (from: CfPort, to: CfPort): string | null => {
+      const got = model.link(lg, from, to);
+      if (got.why) return got.why;
+      editFromDiagram(got.lg);
+      return null;
+    },
+    unlink: (id: string): void => editFromDiagram(model.unlink(lg, id)),
+    add: (kind: CfKind, x: number, y: number): void => {
+      const got = model.addBox(lg, kind, x, y);
+      pick = { kind: "box", id: got.box.id };
+      editFromDiagram(got.lg);
+    },
+    remove: (id: string): void => {
+      if (pickedBox() === id) pick = null;
+      editFromDiagram(model.removeBox(lg, id));
+    },
+  };
+
+  const drawPanel = (): void => {
+    const boxId = pickedBox();
+    if (boxId && !lg.boxes.some((b) => b.id === boxId)) pick = null;
+    const box = lg.boxes.find((b) => b.id === pickedBox());
+    drawHead(detail, lg, pick);
+    (detail.settings.parentElement as HTMLElement).hidden = !box || readOnly;
+    colorRow.hidden = !box;
+    boxName.root.hidden = !box || box.kind === "output";
+    if (box && document.activeElement !== boxName.input) boxName.input.value = box.name;
+    linkHost.hidden = pick?.kind !== "link";
+    pillHost.hidden = pick?.kind !== "pill";
+    if (pick?.kind === "link")
+      renderLinkPanel(linkHost, lg, pick.id, { change: edit }, { values, logics });
+    if (pick?.kind === "pill")
+      renderPillPanel(
+        pillHost,
+        lg,
+        pick.box,
+        pick.port,
+        { pick: (id) => choose({ box: id }) },
+        { values, logics },
+      );
+    drawWarnings(detail, pick, broken);
+    if (box && /^#[0-9a-f]{6}$/i.test(box.color)) colorBox.value = box.color;
+    funcHost.hidden = box?.kind !== "function";
+    outHost.hidden = box?.kind !== "output";
+    inHost.hidden = box?.kind !== "input";
+    if (box?.kind === "input") renderInputPanel(inHost, lg, box.id, { change: edit });
+    if (box?.kind === "function") renderFuncPanel(funcHost, lg, box.id, { change: edit });
+    if (box?.kind === "output")
+      renderOutputPanel(outHost, lg, box.id, { change: edit }, { result });
+  };
+
+  const redraw = (): void => {
+    result = evalNow();
+    refreshValues();
+    refreshLogics();
+    const linkId = pick?.kind === "link" ? pick.id : "";
+    if (linkId && !lg.links.some((l) => l.id === linkId)) pick = null;
+    try {
+      broken = ev.breaks(lg, values, { logics });
+    } catch {
+      broken = result.breaks ?? [];
+    }
+    undo.disabled = readOnly || !stack.length;
+    renderDiagram(diagramHost, lg, diagramOn, {
+      values: result.ports,
+      selected: pick?.kind === "box" || pick?.kind === "link" ? pick.id : null,
+      selectedPill:
+        pick?.kind === "pill" ? { box: pick.box, port: pick.port, dir: pick.dir } : null,
+      trace: traceNow(),
+      breaks: broken,
+      readOnly,
+      fitKey,
+    });
+    drawPanel();
+    renderSummary(summaryHost, lg, result, { change: editExample, select: choose }, { values });
+    note.textContent = [...notes, ...logicNotes, ...result.errors].slice(0, 4).join("\n");
+  };
+
+  const doUndo = (): void => {
+    const back = stack[stack.length - 1];
+    if (!back || readOnly) return;
+    stack = stack.slice(0, -1);
+    lg = back;
+    opts.onChange(lg);
+    redraw();
+  };
+  const undo = createButton({ label: tp("Undo"), variant: "ghost", size: "sm", onClick: doUndo });
+
+  redraw();
+  return {
+    parts: { diagram: diagramHost, detail: detail.root, summary: summaryHost, note, undo },
+    get: () => lg,
+    set: (next) => {
+      lg = next;
+      stack = [];
+      pick = null;
+      fitKey += 1;
+      redraw();
+    },
+    undo: doUndo,
+    refit: () => {
+      fitKey += 1;
+      redraw();
+    },
+    redraw,
+  };
+}