Initial commit: HMDesignSystem baseline

src/center/center-facility.stories.tsx

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+import type { ComponentType } from "react"
+import type { Meta, StoryObj } from "@storybook/react-vite"
+import { TunnelFacility } from "@hm-design/center-graphic"
+import {
+  BridgeReferenceDemo,
+  IntersectionReferenceDemo,
+  InterchangeReferenceDemo,
+  JunctionReferenceDemo,
+  LinkedFacilityReferenceDemo,
+  RoadsideReferenceDemo,
+  TunnelReferenceDemo,
+} from "@hm-design/center-graphic/reference"
+import { STORY_KICKER, StoryPage, StoryPageHeader, StorySection } from "@/components/story-page"
+import { CENTER_BOUNDARY, withRepresentation } from "./center-shared"
+
+// Owners: ui-viz docs/visualization/facility.md and facility-assets.md (128 approved SVG references, shipped unchanged).
+// The display scale (Q2b) is HOLD and Facility has no Selected / Hover state.
+const meta = {
+  title: "Center Graphic/Facility",
+  component: TunnelFacility,
+  parameters: { layout: "padded" },
+} satisfies Meta<typeof TunnelFacility>
+export default meta
+type Story = StoryObj<typeof meta>
+
+// Common Story page. The CENTER representation wraps only the specimen, so the page title is never scaled with the graphic.
+const page = (name: string, Demo: ComponentType): Story => ({
+  name,
+  parameters: { layout: "fullscreen", controls: { disable: true } },
+  render: () => (
+    <StoryPage>
+      <StoryPageHeader
+        kicker={STORY_KICKER.center}
+        title={name}
+        description="CENTER 시설물 그래픽입니다. 승인 SVG Reference를 위치도(Position Map)와 실사화(Actual / Detail)로 표시합니다."
+      />
+      <StorySection title="Overview" description={CENTER_BOUNDARY}>
+        {withRepresentation(() => <Demo />)}
+      </StorySection>
+    </StoryPage>
+  ),
+})
+
+export const Tunnel: Story = page("터널", TunnelReferenceDemo)
+export const Bridge: Story = page("교량", BridgeReferenceDemo)
+export const Intersection: Story = page("교차로", IntersectionReferenceDemo)
+export const Junction: Story = page("분기점", JunctionReferenceDemo)
+export const Interchange: Story = page("나들목", InterchangeReferenceDemo)
+export const Roadside: Story = page("휴게소 · 졸음쉼터", RoadsideReferenceDemo)
+// Linked facilities are a standalone section heading followed by item cards.
+// Keep the reference data/artwork and road-class grouping owned by the package.
+export const Linked: Story = {
+  ...page("연계 시설물", LinkedFacilityReferenceDemo),
+  render: () => (
+    <StoryPage className="sb-center-linked-page">
+      <StoryPageHeader
+        kicker={STORY_KICKER.center}
+        title="연계 시설물"
+        description={
+          <>
+            CENTER 시설물 그래픽입니다. 승인 SVG Reference를 위치도(Position Map)와 실사화(Actual / Detail)로 표시합니다.
+            <br />
+            {CENTER_BOUNDARY}
+          </>
+        }
+      />
+      {withRepresentation(() => <LinkedFacilityReferenceDemo />)}
+    </StoryPage>
+  ),
+}
+
+export const TunnelPlayground: Story = {
+  tags: ["verification"],
+  name: "직접 테스트 (터널)",
+  decorators: [withRepresentation],
+  args: { name: "대산2터널", secondaryText: "L=750m", variant: "positionMap", separated: false },
+  argTypes: { variant: { control: "inline-radio", options: ["positionMap", "actualDetail"] } },
+}

src/center/center-information.stories.tsx

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+import type { Meta, StoryObj } from "@storybook/react-vite"
+import { CenterInformationDisplayReferenceDemo } from "@hm-design/center-graphic/reference"
+import { STORY_KICKER, StoryPage, StoryPageHeader, StorySection } from "@/components/story-page"
+import { CENTER_BOUNDARY, withRepresentation } from "./center-shared"
+
+// Owner: ui-viz docs/patterns/center-information-presentation.md and center-information-{box,table,emphasis}.md.
+// Single-line ellipsis is resolved; multi-line overflow, exact placement and the presentation scale (Q3) are not.
+const meta = {
+  title: "Center Graphic/Information",
+  parameters: { layout: "fullscreen", controls: { disable: true } },
+} satisfies Meta
+export default meta
+type Story = StoryObj<typeof meta>
+
+// Common Story page. The CENTER representation wraps only the specimen, so the page title is never scaled with the graphic.
+export const Information: Story = {
+  name: "Information",
+  render: () => (
+    <StoryPage>
+      <StoryPageHeader
+        kicker={STORY_KICKER.center}
+        title="Information"
+        description="CENTER 정보 표시(Box · Table · Emphasis) Reference입니다. 단일행 말줄임만 해결된 상태이며 배율(Q3)은 정해지지 않았습니다."
+      />
+      <StorySection title="Overview" description={CENTER_BOUNDARY}>
+        {withRepresentation(() => (
+          <div className="sb-center-information">
+            <CenterInformationDisplayReferenceDemo />
+          </div>
+        ))}
+      </StorySection>
+    </StoryPage>
+  ),
+}

src/center/center-overview.stories.tsx

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+import type { Meta, StoryObj } from "@storybook/react-vite"
+import { STORY_KICKER, StoryPage, StoryPageHeader, StorySection } from "@/components/story-page"
+import { CENTER_BOUNDARY, CenterFrame, SCALE_NOTE, StatusTable } from "./center-shared"
+
+// Mirrors the ui-viz docs/governance/center-domain.md §5 registry rows. The values stay in the owner documents.
+const STATUS: [string, string, string, string][] = [
+  ["Representation Scale (7680×2160 = 1.00 / 3840×2160 = 0.75)", "CONFIRMED_BY_DESIGN", "foundation/center-scale.md §3.5", "CenterRepresentation. 다른 viewport는 PREVIEW_ONLY 1.00"],
+  ["FACILITY_PRESENTATION_SCALE (Q2b)", "HOLD — OWNER_DECISION_REQUIRED", "visualization/facility.md §14.1", "구현하지 않음. scale 값·preset을 만들지 않음"],
+  ["INFORMATION_PRESENTATION_SCALE (Q3)", "HOLD — OWNER_DECISION_REQUIRED", "patterns/center-information-presentation.md §5.7", "구현하지 않음"],
+  ["Title Resolution B 수치 / per-Type palette", "TBD / SCOPED_DESIGN_APPROVAL", "components/center-title.md §6.7 · §8.1", "Reference 그대로"],
+  ["Information body-kind · padding · multi-line · KD-1/KD-4", "TBD", "patterns/center-information-presentation.md §5.3 · §8", "단일행 말줄임(해결)만 표시"],
+  ["Information Box badge anchor · §5.2.2 ink-position", "OWNER_DECISION_REQUIRED / Candidate (authored)", "components/center-information-box.md §5.2", "Reference 그대로. 승격 없음"],
+  ["Facility §12.24 rules (ink basis · LABEL_REGION …)", "OWNER_REVIEW (Q2c)", "visualization/facility.md §12.24", "Reference 동작 표시. 검증 완료로 표현하지 않음"],
+  ["Facility asset manifest (128 references)", "Confirmed current mapping · stable-ID/alias policy PARTIAL", "visualization/facility-assets.md", "승인 SVG를 바이트 그대로 사용"],
+  ["Spatial · Title · Information source SVG 65종", "CANONICAL_ASSET_CANDIDATE (64 RECHECK · 1 ADOPTED)", "visualization/spatial-title-information-assets.md", "runtime 미사용 · 규칙 기반 재구성"],
+  ["Route layer order Shadow → Outline → Primary Stroke", "CONFIRMED", "visualization/composition.md §5.1 · route.md §7.10", "Spatial 노선"],
+  ["전체 Visualization layer stack · collision algorithm", "Observed Candidate / TBD", "visualization/composition.md §6 · §7.5", "구현하지 않음"],
+  ["Railway outline width · line join", "TBD", "visualization/route.md §4.1 · §6.4", "Reference 값 표시, 확정 아님"],
+  ["Spatial §6.2 tile layer · 읍·면·동 radius · §8.1 paint order", "Candidate (authored) · OWNER_REVIEW (R2)", "visualization/spatial-map.md", "Reference 그대로"],
+  ["Color Candidate application", "TBD", "foundation/center-color.md §6–7", "Reference 그대로"],
+]
+
+const meta = { title: "Center Graphic/Overview", parameters: { layout: "fullscreen", controls: { disable: true } } } satisfies Meta
+export default meta
+type Story = StoryObj<typeof meta>
+
+export const Overview: Story = {
+  name: "Overview",
+  render: () => (
+    <StoryPage>
+      <StoryPageHeader kicker={STORY_KICKER.center} title="Overview" description={CENTER_BOUNDARY} />
+      <CenterFrame>
+        <div className="sb-center-overview">
+          <StorySection title="Representation Scale" description="제작 해상도별 CENTER 그래픽 표시 배율입니다.">
+            <p className="sb-center-note">{SCALE_NOTE}</p>
+          </StorySection>
+          <StorySection title="Status" description="ui-viz center-domain.md §5 registry의 항목별 상태와 이 Storybook에서의 표현입니다.">
+            <div className="sb-center-scroll">
+              <StatusTable rows={STATUS} />
+            </div>
+          </StorySection>
+        </div>
+      </CenterFrame>
+    </StoryPage>
+  ),
+}

src/center/center-shared.tsx

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+import type { ReactNode } from "react"
+import { CenterRepresentation, type CenterTargetResolution } from "@hm-design/center-graphic"
+import "./center-stories.css"
+
+// CENTER is a separate domain from the UI Component System. These stories present the packaged CENTER components and the
+// reference demo pages; they do not own, create or promote CENTER contract values (see docs/center-graphic/README.md).
+export const CENTER_BOUNDARY =
+  "CENTER Web Reference 렌더링입니다. Canonical 값·상태는 ui-viz CENTER owner 문서가 소유하며 HOLD / TBD / Candidate / OWNER_DECISION_REQUIRED를 이 화면이 확정하지 않습니다."
+
+export const SCALE_NOTE =
+  "제작 대상이 7680 × 2160이면 CENTER 그래픽을 100%, 3840 × 2160이면 75%로 표시합니다. Storybook 화면 크기는 배율을 정하지 않으며, 다른 제작 해상도의 배율은 정해지지 않았습니다. 제작 대상은 주소에 centerResolution=3840x2160 을 붙여 바꿉니다."
+
+export const CenterFrame = ({ children }: { children: ReactNode }) => (
+  <div className="sb-center" lang="ko">
+    {children}
+  </div>
+)
+
+// A shareable Storybook URL states the production target explicitly; the default is the 7680 reference.
+export const centerTargetResolution = (): CenterTargetResolution => {
+  const search = window.parent !== window ? window.parent.location.search : window.location.search
+  return new URLSearchParams(search).get("centerResolution") === "3840x2160" ? "3840x2160" : "7680x2160"
+}
+
+export const withRepresentation = (Story: () => ReactNode) => (
+  <CenterFrame>
+    <CenterRepresentation targetResolution={centerTargetResolution()}>
+      <Story />
+    </CenterRepresentation>
+  </CenterFrame>
+)
+
+export function BoundaryNote({ children }: { children?: ReactNode }) {
+  return <p className="sb-center-note">{children ?? CENTER_BOUNDARY}</p>
+}
+
+export function StatusTable({ rows, label = "CENTER 상태" }: { rows: [string, string, string, string][]; label?: string }) {
+  return (
+    <table className="sb-center-status" aria-label={label}>
+      <thead>
+        <tr><th>항목</th><th>상태</th><th>Owner (ui-viz)</th><th>이 Storybook에서의 표현</th></tr>
+      </thead>
+      <tbody>
+        {rows.map(([item, status, owner, presentation]) => (
+          <tr key={item} data-center-status={status}>
+            <td>{item}</td><td><code>{status}</code></td><td>{owner}</td><td>{presentation}</td>
+          </tr>
+        ))}
+      </tbody>
+    </table>
+  )
+}

src/center/center-spatial.stories.tsx

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+import type { Meta, StoryObj } from "@storybook/react-vite"
+import { RouteLine } from "@hm-design/center-graphic"
+import { CenterSpatialInformationReferenceDemo } from "@hm-design/center-graphic/reference"
+import { STORY_KICKER, StoryPage, StoryPageHeader, StorySection } from "@/components/story-page"
+import { CENTER_BOUNDARY, withRepresentation } from "./center-shared"
+
+// Owners: ui-viz docs/visualization/route.md, spatial-map.md, spatial-section.md, composition.md.
+// Route layer order Shadow -> Outline -> Primary Stroke is CONFIRMED; the whole-map layer order is Candidate and line join is TBD.
+const meta = {
+  title: "Center Graphic/Spatial",
+  component: RouteLine,
+  parameters: { layout: "fullscreen", controls: { disable: true } },
+} satisfies Meta<typeof RouteLine>
+export default meta
+type Story = StoryObj<typeof meta>
+
+// Common Story page. The CENTER representation wraps only the specimen, so the page title is never scaled with the graphic.
+export const Spatial: Story = {
+  name: "Spatial",
+  render: () => (
+    <StoryPage className="sb-center-spatial-page">
+      <StoryPageHeader
+        kicker={STORY_KICKER.center}
+        title="Spatial"
+        description="CENTER 노선·공간 정보 Reference입니다. 노선 레이어 순서(Shadow → Outline → Primary Stroke)는 확정이며, 전체 지도 레이어 순서는 Candidate, line join은 TBD입니다."
+      />
+      <StorySection title="Overview" description={CENTER_BOUNDARY}>
+        {withRepresentation(() => <CenterSpatialInformationReferenceDemo />)}
+      </StorySection>
+    </StoryPage>
+  ),
+}

src/center/center-stories.css

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+/* Storybook review chrome only; never select the CENTER artwork itself.
+   Existing package demo classes are adapters to this common card frame, so
+   @hm-design/center-graphic and its /reference API remain unchanged. */
+.sb-center {
+  --color-fg-secondary: #6e6759;
+  --color-stroke-subtle: #e0dace;
+  --color-bg-content: #f5f0e5;
+  --color-action-primary: #123328;
+  /* Measured from TunnelReferenceDemo at 1280px before consolidation.
+     Local presentation values, not new Foundation / runtime theme tokens. */
+  --sb-center-card-background: rgba(217, 217, 217, .48);
+  --sb-center-card-border: 1px solid rgba(64, 5, 0, .14);
+  --sb-center-card-radius: 8px;
+  --sb-center-header-background: rgba(255, 255, 255, .62);
+  --sb-center-header-border: 1px solid rgba(64, 5, 0, .12);
+  --sb-center-header-padding: 8px 14px;
+  --sb-center-header-gap: 12px;
+  --sb-center-content-padding: 24px;
+  --sb-center-section-gap: 18px;
+  --sb-center-column-gap: 14px;
+  box-sizing: border-box;
+  width: 100%;
+  min-width: 0;
+  padding: 8px 0;
+}
+.sb-center-note { max-width: 880px; margin: 0; color: var(--hm-sem-fg-secondary); font-size: var(--hm-button-font-size-sm); line-height: var(--hm-button-line-height-sm); overflow-wrap: anywhere; }
+.sb-center-status { width: 100%; border-collapse: collapse; font-size: var(--hm-button-font-size-sm); line-height: var(--hm-button-line-height-sm); }
+.sb-center-status th, .sb-center-status td { border: 1px solid #e0dace; padding: 6px 10px; text-align: left; vertical-align: top; }
+.sb-center-status th { background: #f4f1ea; font-weight: 600; }
+.sb-center-status code { font-size: inherit; }
+.sb-center-scroll { min-width: 0; max-width: 100%; overflow-x: auto; }
+.sb-center-information { min-width: 0; width: 100%; }
+
+/* One frame for all ordinary reference cards, including Linked item cards.
+   Overview reuses StorySection rather than introducing another React helper. */
+.sb-center :is(.tunnel-reference__sample, .facility-reference__sample,
+  .center-title-reference__sample, .cid-demo__block, .linked-facility__card,
+  .sb-page-section, .csi-panel) {
+  box-sizing: border-box;
+  min-width: 0;
+  max-width: 100%;
+  margin: 0;
+  padding: 0;
+  overflow: hidden;
+  background: var(--sb-center-card-background);
+  border: var(--sb-center-card-border);
+  border-radius: var(--sb-center-card-radius);
+}
+
+.sb-center :is(.tunnel-reference, .facility-reference, .center-title-reference,
+  .cid-demo, .linked-facility, .csi-demo, .sb-center-overview) {
+  display: grid;
+  min-width: 0;
+  gap: var(--sb-center-section-gap);
+}
+.sb-center-overview { margin-top: 32px; }
+.sb-center :is(.tunnel-reference__variant-grid, .facility-reference__variant-grid) {
+  grid-template-columns: repeat(2, minmax(0, 1fr));
+  gap: var(--sb-center-column-gap);
+}
+
+.sb-center :is(.tunnel-reference__sample, .facility-reference__sample,
+  .center-title-reference__sample, .cid-demo__block,
+  .linked-facility__card, .sb-page-section) > header {
+  box-sizing: border-box;
+  min-width: 0;
+  min-height: 42px;
+  display: flex;
+  flex-direction: column;
+  align-items: flex-start;
+  justify-content: center;
+  gap: var(--sb-center-header-gap);
+  margin: 0;
+  padding: var(--sb-center-header-padding);
+  background: var(--sb-center-header-background);
+  border-bottom: var(--sb-center-header-border);
+  overflow-wrap: anywhere;
+}
+.sb-center .center-title-reference__sample > header > div {
+  display: flex;
+  flex-direction: column;
+  align-items: flex-start;
+  gap: var(--sb-center-header-gap);
+}
+.sb-center :is(.tunnel-reference__sample, .facility-reference__sample,
+  .center-title-reference__sample, .cid-demo__block, .linked-facility__group,
+  .linked-facility__card, .sb-page-section) > header :is(strong, h2, h3, .sb-page-section-title) {
+  margin: 0;
+  color: var(--hm-sem-fg-primary);
+  font-size: var(--hm-label-font-size);
+  line-height: var(--hm-label-line-height);
+  font-weight: var(--hm-font-weight-bold);
+}
+.sb-center :is(.tunnel-reference__sample, .facility-reference__sample,
+  .center-title-reference__sample, .cid-demo__block, .linked-facility__group,
+  .linked-facility__card, .sb-page-section) > header :is(span, small, p, .sb-page-section-description) {
+  min-width: 0;
+  margin: 0;
+  color: var(--hm-sem-fg-secondary);
+  font-size: var(--hm-button-font-size-sm);
+  line-height: var(--hm-button-line-height-sm);
+  font-weight: var(--hm-input-font-weight);
+  text-align: left;
+}
+
+/* No common height: keep each demo's content-driven height / existing minimum.
+   Safe centering keeps the start of wide specimens reachable by local scroll. */
+.sb-center :is(.tunnel-reference__stage, .facility-reference__stage,
+  .center-title-reference__stage, .cid-demo__stage,
+  .sb-center-overview .sb-page-section-body, .linked-facility__variant) {
+  box-sizing: border-box;
+  min-width: 0;
+  max-width: 100%;
+  padding: var(--sb-center-content-padding);
+  overflow-x: auto;
+}
+.sb-center :is(.tunnel-reference__stage, .facility-reference__stage) {
+  grid-template-columns: minmax(0, 1fr);
+  justify-content: normal;
+  justify-items: safe center;
+}
+.sb-center :is(.center-title-reference__stage, .cid-demo__stage) {
+  border: 0;
+  border-radius: 0;
+  background: transparent;
+  justify-content: safe center;
+}
+.sb-center .cid-demo__stage > * { flex: 0 0 auto; }
+.sb-center .linked-facility__grid {
+  min-width: 0;
+  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
+  gap: var(--sb-center-column-gap);
+  padding: 0;
+  align-items: start;
+}
+/* Linked is Section Header + Common Card List. Road-class groups and context
+   are plain sections, so an item card never sits inside another visual card. */
+.sb-center-linked-page .sb-center {
+  padding-top: var(--sb-center-section-gap);
+}
+.sb-center .linked-facility :is(.linked-facility__group, .linked-facility__context, .linked-facility__pending) {
+  min-width: 0;
+  margin: 0;
+  padding: 0;
+  overflow: visible;
+  background: transparent;
+  border: 0;
+  border-radius: 0;
+  box-shadow: none;
+}
+.sb-center .linked-facility__group {
+  display: grid;
+  gap: var(--sb-center-section-gap);
+}
+.sb-center .linked-facility__group > header {
+  display: flex;
+  flex-wrap: wrap;
+  align-items: center;
+  gap: var(--sb-center-header-gap);
+  min-height: 0;
+  padding: 0;
+  background: transparent;
+  border: 0;
+}
+.sb-center .linked-facility__context {
+  gap: var(--sb-center-section-gap);
+  overflow-wrap: anywhere;
+}
+.sb-center .linked-facility__card {
+  container: sb-linked-card / inline-size;
+}
+/* 56px label + 10px gap + measured 251px artwork + 48px common padding.
+   Stack the label when that row cannot fit; preserve artwork size and local scroll. */
+@container sb-linked-card (max-width: 365px) {
+  .sb-center .linked-facility__variant {
+    grid-template-columns: minmax(0, 1fr);
+    grid-template-rows: auto;
+    justify-items: safe center;
+    gap: var(--sb-center-header-gap);
+  }
+  .sb-center .linked-facility__variant > small {
+    grid-row: auto;
+  }
+}
+.sb-center .sb-center-status { min-width: 720px; }
+
+/* Spatial cards reuse the common frame above. Contrast belongs to the inner
+   specimen canvas, never the card, heading, description or controls. */
+.sb-center-spatial-page .csi-panel {
+  grid-template-columns: minmax(0, 1fr);
+  padding: var(--sb-center-content-padding);
+  gap: var(--sb-center-header-gap);
+  overflow: hidden;
+}
+.sb-center-spatial-page .csi-panel > h4 {
+  margin: calc(-1 * var(--sb-center-content-padding)) calc(-1 * var(--sb-center-content-padding)) 0;
+  padding: var(--sb-center-header-padding);
+  background: var(--sb-center-header-background);
+  border-bottom: var(--sb-center-header-border);
+  color: var(--hm-sem-fg-primary);
+  font-size: var(--hm-label-font-size);
+  line-height: var(--hm-label-line-height);
+  font-weight: var(--hm-font-weight-bold);
+  overflow-wrap: anywhere;
+}
+.sb-center-spatial-page .csi-panel > :is(.csi-legend, .csi-note) {
+  color: var(--hm-sem-fg-primary);
+  font-size: var(--hm-button-font-size-sm);
+  line-height: var(--hm-button-line-height-sm);
+  overflow-wrap: anywhere;
+}
+
+/* Direct demo divs are canvas/control groups, not nested cards. Keep wide
+   swatches, compass rows and the fixed 840px extent fixture locally scrollable;
+   headings and explanatory text stay within the card at every viewport. */
+.sb-center-spatial-page .csi-panel > div {
+  box-sizing: border-box;
+  min-width: 0;
+  max-width: 100%;
+  overflow-x: auto;
+  overflow-y: hidden;
+}
+.sb-center-spatial-page .csi-panel :is(.csi-row-label, .csi-controls label) {
+  color: var(--hm-sem-fg-primary);
+}
+/* These fluid-width route canvases already fit the card. Their marker/shadow
+   overhang must not create a subpixel scrollbar or change the content height. */
+.sb-center-spatial-page :is(#csi-area-project-route, #csi-area-direction) > div {
+  overflow: visible;
+}
+/* District and boundary canvases stay transparent on the common surface.
+   Only their review labels use Foundation black; artwork colours stay intact. */
+.sb-center-spatial-page :is(#csi-area-administrative, #csi-area-zone-boundary) .csi-row-label {
+  color: var(--hm-sem-palette-black);
+}
+/* Preserve the extent fixture's white terminal lines and translucent washes
+   on its original light canvas. The compass needs no separate light backing. */
+.sb-center-spatial-page #csi-area-spatial-section > .csi-spatial-specimens {
+  background: #efefef;
+}
+/* The reference demo authors white state captions inline for its dark canvas.
+   This exact caption selector changes review text only, never semantic artwork. */
+.sb-center-spatial-page #csi-area-route .csi-swatchgrid > div > div > div:last-child {
+  color: var(--hm-sem-fg-primary) !important;
+}
+
+@media (max-width: 760px) {
+  .sb-center :is(.tunnel-reference__variant-grid, .facility-reference__variant-grid) {
+    grid-template-columns: minmax(0, 1fr);
+  }
+}

src/center/center-title.stories.tsx

@@ -0,0 +1,46 @@
+import type { Meta, StoryObj } from "@storybook/react-vite"
+import { CenterTitle, CENTER_TITLE_COMPOSITIONS, type CenterTitleComposition } from "@hm-design/center-graphic"
+import { CenterTitleReferenceDemo } from "@hm-design/center-graphic/reference"
+import { STORY_KICKER, StoryPage, StoryPageHeader, StorySection } from "@/components/story-page"
+import { CENTER_BOUNDARY, withRepresentation } from "./center-shared"
+
+// Owner: ui-viz docs/components/center-title.md. Title Resolution B numeric output is TBD; the per-Type palette is SCOPED_DESIGN_APPROVAL.
+const meta = {
+  title: "Center Graphic/Title",
+  component: CenterTitle,
+  parameters: { layout: "padded" },
+} satisfies Meta<typeof CenterTitle>
+export default meta
+type Story = StoryObj<typeof meta>
+
+// Representative Story: the four title types. Named after the area so Storybook shows it as a single sidebar item.
+// Common Story page. The CENTER representation wraps only the specimen, so the page title is never scaled with the graphic.
+export const Compositions: Story = {
+  name: "Title",
+  parameters: { layout: "fullscreen", controls: { disable: true } },
+  render: () => (
+    <StoryPage>
+      <StoryPageHeader
+        kicker={STORY_KICKER.center}
+        title="Title"
+        description="CENTER 제목 그래픽의 네 가지 Type Reference입니다. Resolution B 수치는 TBD, Type별 palette는 SCOPED_DESIGN_APPROVAL입니다."
+      />
+      <StorySection title="Overview" description={CENTER_BOUNDARY}>
+        {withRepresentation(() => <CenterTitleReferenceDemo />)}
+      </StorySection>
+    </StoryPage>
+  ),
+}
+
+export const Playground: Story = {
+  tags: ["verification"],
+  decorators: [withRepresentation],
+  args: { composition: "routeProjectNameRoute", context: "서산영덕선", projectName: "대산~당진 건설공사", routeClassification: "고속국도 제30호", projectRoute: "L=25.36km" },
+  argTypes: {
+    composition: {
+      control: { type: "select", labels: Object.fromEntries(Object.entries(CENTER_TITLE_COMPOSITIONS).map(([key, { type, label }]) => [key, `${type} · ${label}`])) },
+      options: Object.keys(CENTER_TITLE_COMPOSITIONS) as CenterTitleComposition[],
+    },
+  },
+  render: (args) => <CenterTitle {...args} />,
+}