diff --git a/A00_Common/design/design_structure_form.ts b/A00_Common/design/design_structure_form.ts
index bcaa84741..58e1507e0 100644
--- a/A00_Common/design/design_structure_form.ts
+++ b/A00_Common/design/design_structure_form.ts
@@ -136,6 +136,7 @@ export function createSpecForm(links: SpecLinks | null, hooks: SpecFormHooks = {
   ): HTMLElement => {
     if (item.kind === "select") {
       const select = document.createElement("select");
+      select.className = "ui-select";
       const choices = choicesOf(item, values);
       const now = values[item.id] ?? "";
       const drawn = choices.find((ch) => ch.value === now);
@@ -154,6 +155,7 @@ export function createSpecForm(links: SpecLinks | null, hooks: SpecFormHooks = {
     }
     if (item.kind === "text") {
       const input = document.createElement("input");
+      input.className = "ui-input";
       input.type = "text";
       input.maxLength = TEXT_MAX;
       input.value = values[item.id] ?? "";
diff --git a/B05_Profile/B05_Profile_UI_Drainage_Facility.ts b/B05_Profile/B05_Profile_UI_Drainage_Facility.ts
index 14e7ebcea..733118175 100644
--- a/B05_Profile/B05_Profile_UI_Drainage_Facility.ts
+++ b/B05_Profile/B05_Profile_UI_Drainage_Facility.ts
@@ -402,6 +402,7 @@ export function createFacilityOptionsForm(
   // 바꿔 단다(`setRevetSideLabels`) — 값은 언제나 그 채널 키로 오간다.
   // 설치 측 = 필수 칸 — 빈 보기 없음(54-43 · 빈 옛 값 = 양쪽)
   const revetSide = document.createElement("select");
+  revetSide.className = "ui-select";
   revetSide.replaceChildren(...["양쪽", "좌", "우"].map((v) => new Option(v, v)));
   const revetTopRow = grid(labeled("설치 측", revetSide, "side"));
   const revetInlet = createRevetSideGroup(INLET_REVET_KEYS);
diff --git a/B05_Profile/B05_Profile_UI_Drainage_Facility_Fields.ts b/B05_Profile/B05_Profile_UI_Drainage_Facility_Fields.ts
index d614f25f1..5ead44669 100644
--- a/B05_Profile/B05_Profile_UI_Drainage_Facility_Fields.ts
+++ b/B05_Profile/B05_Profile_UI_Drainage_Facility_Fields.ts
@@ -81,6 +81,7 @@ export function labeled(
 
 export function numberInput(step: string, min = "0", placeholder = ""): HTMLInputElement {
   const input = document.createElement("input");
+  input.className = "ui-input";
   input.type = "number";
   input.step = step;
   input.min = min;
@@ -147,6 +148,7 @@ export function putNumber(target: Record<string, string | number>, key: string,
  *  확정으로 굳지 않게. 기본값이 있는 칸은 부르는 쪽이 값을 넣음(그것은 따로 차례). */
 export function optionalSelect(choices: ReadonlyArray<string>): HTMLSelectElement {
   const element = document.createElement("select");
+  element.className = "ui-select";
   element.replaceChildren(
     new Option("", ""),
     ...choices.map((choice) => new Option(choice, choice)),
@@ -220,6 +222,7 @@ export interface RevetSideGroup {
 export function createRevetSideGroup(keys: RevetmentKeys): RevetSideGroup {
   const box = group("기슭막이");
   const kind = document.createElement("select");
+  kind.className = "ui-select";
   kind.replaceChildren(new Option("기슭막이", "기슭막이"));
   // 높이는 기본값 없음 — 설계자 입력(계획홍수위 + 여유고 · 2026-09-14 브레인 판정).
   const fields = createRevetmentFields(keys);
@@ -258,6 +261,7 @@ export interface RevetmentFields {
 export function createRevetmentFields(keys: RevetmentKeys): RevetmentFields {
   // 형태 = 필수 칸 — 빈 보기 없음(54-43 · 값은 부르는 쪽이 정의 기본값으로 채움)
   const form = document.createElement("select");
+  form.className = "ui-select";
   form.replaceChildren(...REVET_FORMS.map((value) => new Option(value, value)));
   const length = keys.length ? numberInput("0.1", "0") : null;
   // 빈 칸 = 그냥 빈 칸(54-43 · 자리표시 글 없음)
diff --git a/B05_Profile/B05_Profile_UI_IrregularStations.ts b/B05_Profile/B05_Profile_UI_IrregularStations.ts
index c5678d42e..11c57897d 100644
--- a/B05_Profile/B05_Profile_UI_IrregularStations.ts
+++ b/B05_Profile/B05_Profile_UI_IrregularStations.ts
@@ -140,6 +140,7 @@ function field(labelText: string, input: HTMLElement): HTMLLabelElement {
 
 function numberInput(step: string, min: string): HTMLInputElement {
   const input = document.createElement("input");
+  input.className = "ui-input";
   input.type = "number";
   input.step = step;
   input.min = min;
@@ -148,6 +149,7 @@ function numberInput(step: string, min: string): HTMLInputElement {
 
 function selectInput(options: ReadonlyArray<string>): HTMLSelectElement {
   const select = document.createElement("select");
+  select.className = "ui-select";
   select.replaceChildren(...options.map((value) => new Option(value, value)));
   return select;
 }
@@ -175,8 +177,10 @@ export function createIrregularStationsSection(
   const typeSelect = selectInput(["", ...STRUCTURE_TYPES]);
   const pipeTypeSelect = selectInput(PIPE_TYPES);
   const diameterSelect = document.createElement("select");
+  diameterSelect.className = "ui-select";
   const widthSelect = selectInput(ESCAPE_ROUTE_WIDTHS_M.map((width) => width.toFixed(1)));
   const nameField = document.createElement("input");
+  nameField.className = "ui-input";
   nameField.type = "text";
   nameField.placeholder = STRUCTURE_ETC_DEFAULT_NAME;
 
diff --git a/B05_Profile/B05_Profile_UI_Panel_Fields.ts b/B05_Profile/B05_Profile_UI_Panel_Fields.ts
index 7c886b8b3..8798a38fa 100644
--- a/B05_Profile/B05_Profile_UI_Panel_Fields.ts
+++ b/B05_Profile/B05_Profile_UI_Panel_Fields.ts
@@ -66,6 +66,7 @@ export function numberField(label: string, value = ""): WrappedInput {
   const caption = document.createElement("span");
   caption.textContent = label;
   const input = document.createElement("input");
+  input.className = "ui-input";
   input.type = "number";
   input.step = "0.01";
   input.value = value;
diff --git a/B05_Profile/B05_Profile_UI_RouteEdit_Label.ts b/B05_Profile/B05_Profile_UI_RouteEdit_Label.ts
index 378add39f..322734aef 100644
--- a/B05_Profile/B05_Profile_UI_RouteEdit_Label.ts
+++ b/B05_Profile/B05_Profile_UI_RouteEdit_Label.ts
@@ -181,6 +181,7 @@ export function createCurveLabel(
   const radiusField = numberField("반지름");
   radiusField.wrapper.className = "b05-routeedit__curve-field";
   radiusField.classList.add("b05-routeedit__curve-radius");
+  radiusField.setAttribute("data-size", "24"); // 부품 입력 단 24(553-2)
   radiusField.min = "1";
   radiusField.step = "0.5";
   const radius = radiusField as HTMLInputElement;
@@ -195,6 +196,7 @@ export function createCurveLabel(
   const arcField = numberField("곡선 길이");
   arcField.wrapper.className = "b05-routeedit__curve-field";
   arcField.classList.add("b05-routeedit__curve-arc");
+  arcField.setAttribute("data-size", "24");
   arcField.min = "1";
   arcField.step = "0.5";
   const arc = arcField as HTMLInputElement;
diff --git a/B05_Profile/B05_Profile_UI_Structures_Fields.ts b/B05_Profile/B05_Profile_UI_Structures_Fields.ts
index 4879405f3..c8326c629 100644
--- a/B05_Profile/B05_Profile_UI_Structures_Fields.ts
+++ b/B05_Profile/B05_Profile_UI_Structures_Fields.ts
@@ -24,6 +24,7 @@ export function field(labelText: string, input: HTMLElement): HTMLLabelElement {
 
 export function numberInput(step = "0.1", min = "0"): HTMLInputElement {
   const input = document.createElement("input");
+  input.className = "ui-input";
   input.type = "number";
   input.step = step;
   input.min = min;
@@ -32,6 +33,7 @@ export function numberInput(step = "0.1", min = "0"): HTMLInputElement {
 
 export function select(options: ReadonlyArray<[string, string]>): HTMLSelectElement {
   const element = document.createElement("select");
+  element.className = "ui-select";
   element.replaceChildren(...options.map(([value, label]) => new Option(label, value)));
   return element;
 }
@@ -84,7 +86,10 @@ export function optionControl(
   }
   const element =
     option.input === "number" ? numberInput("0.1", "0") : document.createElement("input");
-  if (option.input !== "number") element.type = "text";
+  if (option.input !== "number") {
+    element.type = "text";
+    element.className = "ui-input";
+  }
   element.value = value;
   if (tip) element.title = tip;
   const limit = option.warn_above;
diff --git a/B05_Profile/B05_Profile_UI_Structures_Form.ts b/B05_Profile/B05_Profile_UI_Structures_Form.ts
index 7c23f88de..986ce9c63 100644
--- a/B05_Profile/B05_Profile_UI_Structures_Form.ts
+++ b/B05_Profile/B05_Profile_UI_Structures_Form.ts
@@ -92,6 +92,7 @@ export function buildStructuresForm(options: {
   const anchorFields = stationFields("기준 측점", options.getInterval);
   const endFields = stationFields("종료 측점", options.getInterval);
   const memoField = document.createElement("input");
+  memoField.className = "ui-input";
   memoField.type = "text";
   memoField.placeholder = "메모(선택)";
 
diff --git a/B05_Profile/B05_Profile_UI_Structures_Panel_Options.ts b/B05_Profile/B05_Profile_UI_Structures_Panel_Options.ts
index 7ffd8e5dc..558015e75 100644
--- a/B05_Profile/B05_Profile_UI_Structures_Panel_Options.ts
+++ b/B05_Profile/B05_Profile_UI_Structures_Panel_Options.ts
@@ -168,6 +168,7 @@ export function renderOptionFields(
   for (const option of type.options) {
     if (!SPLIT_ROLE[option.key] || option.visible !== false) continue;
     const input = document.createElement("input");
+    input.className = "ui-input";
     input.value = values[option.key] === undefined ? "" : String(values[option.key]);
     all.push({
       wrap: document.createElement("div"),
@@ -299,6 +300,7 @@ export function paintStale(
   body.className = "b05-structure__grid";
   for (const [key, value] of stale) {
     const input = document.createElement("input");
+    input.className = "ui-input";
     input.type = "text";
     input.readOnly = true;
     input.value = String(value);
diff --git a/B05_Profile/B05_Profile_UI_Structures_Summary_Row.ts b/B05_Profile/B05_Profile_UI_Structures_Summary_Row.ts
index 5d73409d2..a15ff0a2a 100644
--- a/B05_Profile/B05_Profile_UI_Structures_Summary_Row.ts
+++ b/B05_Profile/B05_Profile_UI_Structures_Summary_Row.ts
@@ -36,7 +36,7 @@ export function buildSummaryRow(): SummaryRow {
   const name = document.createElement("input");
   name.type = "text";
   name.readOnly = true;
-  name.className = "b05-structure__summary-name";
+  name.className = "ui-input b05-structure__summary-name";
   name.dataset.b05Summary = "pick";
   const clear = document.createElement("button");
   clear.type = "button";
diff --git a/B05_Profile/B05_Profile_UI_Style.css b/B05_Profile/B05_Profile_UI_Style.css
index b60d85b8b..90572c671 100644
--- a/B05_Profile/B05_Profile_UI_Style.css
+++ b/B05_Profile/B05_Profile_UI_Style.css
@@ -329,16 +329,12 @@ html.is-bm-route .b05-route__view-controls {
   font-size: var(--text-caption);
 }
 
+/* 칸 = 부품 입력 · 고르기(553-2 · 꼴 · 색은 부품 · 높이는 좌측 패널 양식) — 폭만 */
 .b05-route__field input,
 .b05-route__field select,
 .b05-route__panel-section > select {
   width: 100%;
   min-width: 0;
-  padding: var(--spacing-8);
-  border: 1px solid var(--color-border);
-  border-radius: var(--radius-inputs);
-  background: var(--color-surface);
-  color: var(--color-text-body);
 }
 
 /* ─── 비정규 측점(구조물) 섹션 ─────────────────────────────────────────── */
diff --git a/B05_Profile/B05_Profile_UI_Style_RouteEdit.css b/B05_Profile/B05_Profile_UI_Style_RouteEdit.css
index a7da0314e..d8fd0a8c2 100644
--- a/B05_Profile/B05_Profile_UI_Style_RouteEdit.css
+++ b/B05_Profile/B05_Profile_UI_Style_RouteEdit.css
@@ -479,15 +479,10 @@
   white-space: nowrap;
 }
 
-.b05-routeedit__curve-radius,
-.b05-routeedit__curve-arc {
+/* 반지름 · 곡선 길이 칸 = 부품 입력 단 24(553-2) — 폭 · 오른쪽 맞춤만 */
+.b05-routeedit__curve-radius.ui-input,
+.b05-routeedit__curve-arc.ui-input {
   width: 5rem;
-  padding: 2px 6px;
-  border: 1px solid var(--color-border);
-  border-radius: var(--radius-4, 4px);
-  background: var(--color-surface);
-  color: var(--color-text-body);
-  font: inherit;
   text-align: right;
 }
 
diff --git a/B05_Profile/B05_Profile_UI_Style_Structures.css b/B05_Profile/B05_Profile_UI_Style_Structures.css
index 46e035862..2f7a30828 100644
--- a/B05_Profile/B05_Profile_UI_Style_Structures.css
+++ b/B05_Profile/B05_Profile_UI_Style_Structures.css
@@ -361,6 +361,15 @@
   height: var(--b05-control-h);
   padding: 0 6px;
   font-size: var(--text-caption);
+  line-height: normal;
+}
+
+/* 부품 고르기 화살표 자리 — 좌측 패널 양식(.ui-panel-form select.ui-select)과 같은 값 */
+.b05-structure-section select.ui-select,
+.b05-drainage__facility select.ui-select {
+  padding-right: 24px;
+  background-position: right 6px center;
+  background-size: 12px;
 }
 
 /* 스텝 묶음과 그 안의 버튼·숫자칸도 같은 높이로 선다. */