diff --git a/src/components/alert-dialog.stories.tsx b/src/components/alert-dialog.stories.tsx
index 9742f39..70a70fa 100644
--- a/src/components/alert-dialog.stories.tsx
+++ b/src/components/alert-dialog.stories.tsx
@@ -11,6 +11,7 @@ import {
   AlertDialogTrigger,
   Button,
 } from "@hm-design/ui"
+import { StateBoard, type BoardState } from "@/components/story-board"
 import { StoryPage, StoryPageHeader, StorySection } from "@/components/story-page"
 
 // Alert Dialog is a modal Radix overlay (Portal) for a decision that must be confirmed or cancelled: no Close (X), no outside
@@ -68,17 +69,34 @@ export default meta
 type Story = StoryObj<typeof meta>
 
 // Representative Story: the common Story page; each trigger opens the real dialog.
+// Representative-page layout (Storybook presentation only): equal columns on PC (iframe width 1000px and up), fewer below that
+// (200px minimum). Each specimen sits in its own single-column StateBoard (min larger than any column), so every subtitle and divider
+// has the width of its column; a section with fewer specimens than columns leaves the remaining columns empty. The trigger keeps its
+// own size (the wrapper div stretches, the inline-flex trigger does not). Overlays open in a portal, so this layout never affects them.
+function SpecimenGrid({ states, columns = 4 }: { states: BoardState[]; columns?: 4 | 5 }) {
+  return (
+    <div className={`grid items-start gap-6 [grid-template-columns:repeat(auto-fill,minmax(min(100%,200px),1fr))] ${columns === 5 ? "min-[1000px]:grid-cols-5" : "min-[1000px]:grid-cols-4"}`}>
+      {states.map((state) => (
+        <StateBoard key={state.id} min={10000} states={[{ ...state, children: <div>{state.children}</div> }]} />
+      ))}
+    </div>
+  )
+}
+
+// Representative Story: Overview and Variants are merged into one Variants section.
 export const All: Story = {
   name: "Alert Dialog",
   parameters: { layout: "fullscreen", controls: { disable: true } },
   render: () => (
     <StoryPage>
       <StoryPageHeader title="Alert Dialog" />
-      <StorySection title="Overview">
-        <Confirmation />
-      </StorySection>
       <StorySection title="Variants">
-        <Destructive />
+        <SpecimenGrid
+          states={[
+            { id: "confirmation", label: "Confirmation", children: <Confirmation /> },
+            { id: "destructive", label: "Destructive", children: <Destructive /> },
+          ]}
+        />
       </StorySection>
     </StoryPage>
   ),
diff --git a/src/components/context-menu.stories.tsx b/src/components/context-menu.stories.tsx
index 39c8b8d..7d73b46 100644
--- a/src/components/context-menu.stories.tsx
+++ b/src/components/context-menu.stories.tsx
@@ -83,7 +83,7 @@ export const All: Story = {
   render: () => (
     <StoryPage>
       <StoryPageHeader title="Context Menu" />
-      <StorySection title="Overview">
+      <StorySection title="Basic">
         <Full />
       </StorySection>
     </StoryPage>
diff --git a/src/components/dialog.stories.tsx b/src/components/dialog.stories.tsx
index 26a2ba4..ac1e896 100644
--- a/src/components/dialog.stories.tsx
+++ b/src/components/dialog.stories.tsx
@@ -4,6 +4,7 @@ import { Button } from "@hm-design/ui"
 import { Dialog, DialogBody, DialogClose, DialogContent, DialogDescription, DialogFooter, DialogHeader, DialogTitle, DialogTrigger } from "@hm-design/ui"
 import { Input } from "@hm-design/ui"
 import { Table, TableBody, TableCell, TableHead, TableHeader, TableRow } from "@hm-design/ui"
+import { StateBoard, type BoardState } from "@/components/story-board"
 import { StoryPage, StoryPageHeader, StorySection } from "@/components/story-page"
 
 // Dialog is an overlay (Radix Portal), so it does not fit the StateBoard. The representative Story is a row of triggers that open
@@ -161,7 +162,7 @@ function FormContent({ defaultOpen }: { defaultOpen?: boolean }) {
   return (
     <Frame trigger="폼" defaultOpen={defaultOpen} title="프로젝트 정보" actions={confirmActions}>
       <div className="grid gap-2">
-        <label htmlFor="dialog-form-name" className="text-sm font-medium text-muted-foreground">
+        <label htmlFor="dialog-form-name" className="text-sm font-medium text-foreground">
           프로젝트명
         </label>
         <Input id="dialog-form-name" size="medium" placeholder="프로젝트명을 입력하세요" />
@@ -176,29 +177,44 @@ type Story = StoryObj<typeof meta>
 
 // Representative Story: the common Story page; every case opens from its trigger. Named after the component, as in ui_viz.
 // It is the only Dialog entry in the default sidebar, so Storybook shows Dialog as a single 1-depth item.
+// Representative-page layout (Storybook presentation only): equal columns on PC (iframe width 1000px and up), fewer below that
+// (200px minimum). Each specimen sits in its own single-column StateBoard (min larger than any column), so every subtitle and divider
+// has the width of its column; a section with fewer specimens than columns leaves the remaining columns empty. The trigger keeps its
+// own size (the wrapper div stretches, the inline-flex trigger does not). Overlays open in a portal, so this layout never affects them.
+function SpecimenGrid({ states, columns = 4 }: { states: BoardState[]; columns?: 4 | 5 }) {
+  return (
+    <div className={`grid items-start gap-6 [grid-template-columns:repeat(auto-fill,minmax(min(100%,200px),1fr))] ${columns === 5 ? "min-[1000px]:grid-cols-5" : "min-[1000px]:grid-cols-4"}`}>
+      {states.map((state) => (
+        <StateBoard key={state.id} min={10000} states={[{ ...state, children: <div>{state.children}</div> }]} />
+      ))}
+    </div>
+  )
+}
+
+// Representative Story: the common Story page. Overview is merged into Variants (Basic is its first item).
 export const All: Story = {
   name: "Dialog",
   parameters: { layout: "fullscreen", controls: { disable: true } },
   render: () => (
     <StoryPage>
-      <StoryPageHeader
-        title="Dialog"
-      />
-      <StorySection title="Overview">
-        <Basic />
-      </StorySection>
+      <StoryPageHeader title="Dialog" />
       <StorySection title="Variants">
-        <div className="flex flex-wrap gap-3">
-          <LongContent />
-          <WideContent />
-          <BodyScroll />
-        </div>
+        <SpecimenGrid
+          states={[
+            { id: "basic", label: "Basic", children: <Basic /> },
+            { id: "long-content", label: "Long Content", children: <LongContent /> },
+            { id: "wide-content", label: "Wide Content", children: <WideContent /> },
+            { id: "body-scroll", label: "Body Scroll", children: <BodyScroll /> },
+          ]}
+        />
       </StorySection>
       <StorySection title="Usage">
-        <div className="flex flex-wrap gap-3">
-          <DeleteConfirmation />
-          <FormContent />
-        </div>
+        <SpecimenGrid
+          states={[
+            { id: "delete-confirmation", label: "Delete Confirmation", children: <DeleteConfirmation /> },
+            { id: "form", label: "Form", children: <FormContent /> },
+          ]}
+        />
       </StorySection>
     </StoryPage>
   ),
diff --git a/src/components/drawer.stories.tsx b/src/components/drawer.stories.tsx
index 16024ab..e0c32df 100644
--- a/src/components/drawer.stories.tsx
+++ b/src/components/drawer.stories.tsx
@@ -2,6 +2,7 @@ import type { Meta, StoryObj } from "@storybook/react-vite"
 // Usage: preserved native label fixtures do not define a new-screen exception. Use public Label
 // for supported fields (docs/components/label.md §5); copy only actions requested by the screen.
 import { Button, Drawer, DrawerBody, DrawerClose, DrawerContent, DrawerDescription, DrawerFooter, DrawerHeader, DrawerTitle, DrawerTrigger, Input } from "@hm-design/ui"
+import { StateBoard, type BoardState } from "@/components/story-board"
 import { StoryPage, StoryPageHeader, StorySection } from "@/components/story-page"
 
 // Drawer is a modal vaul overlay (Portal). The representative Story opens the real Drawer from its triggers; drag the handle or
@@ -70,7 +71,7 @@ function FormCase({ defaultOpen }: { defaultOpen?: boolean }) {
   return (
     <Frame trigger="폼" defaultOpen={defaultOpen} title="프로젝트 정보" actions={actions}>
       <div className="grid gap-2">
-        <label htmlFor="drawer-form-name" className="text-sm font-medium text-muted-foreground">
+        <label htmlFor="drawer-form-name" className="text-sm font-medium text-foreground">
           프로젝트명
         </label>
         <Input id="drawer-form-name" size="medium" placeholder="프로젝트명을 입력하세요" />
@@ -95,20 +96,35 @@ const meta = { title: "Components/Overlay/Drawer", component: Drawer, parameters
 export default meta
 type Story = StoryObj<typeof meta>
 
+// Representative-page layout (Storybook presentation only): equal columns on PC (iframe width 1000px and up), fewer below that
+// (200px minimum). Each specimen sits in its own single-column StateBoard (min larger than any column), so every subtitle and divider
+// has the width of its column; a section with fewer specimens than columns leaves the remaining columns empty. The trigger keeps its
+// own size (the wrapper div stretches, the inline-flex trigger does not). Overlays open in a portal, so this layout never affects them.
+function SpecimenGrid({ states, columns = 4 }: { states: BoardState[]; columns?: 4 | 5 }) {
+  return (
+    <div className={`grid items-start gap-6 [grid-template-columns:repeat(auto-fill,minmax(min(100%,200px),1fr))] ${columns === 5 ? "min-[1000px]:grid-cols-5" : "min-[1000px]:grid-cols-4"}`}>
+      {states.map((state) => (
+        <StateBoard key={state.id} min={10000} states={[{ ...state, children: <div>{state.children}</div> }]} />
+      ))}
+    </div>
+  )
+}
+
+// Representative Story: Overview and Usage are merged into one Usage section (Basic, Form, Long Content).
 export const All: Story = {
   name: "Drawer",
   parameters: { layout: "fullscreen", controls: { disable: true } },
   render: () => (
     <StoryPage>
       <StoryPageHeader title="Drawer" />
-      <StorySection title="Overview">
-        <Basic />
-      </StorySection>
       <StorySection title="Usage">
-        <div className="flex flex-wrap gap-3">
-          <FormCase />
-          <LongCase />
-        </div>
+        <SpecimenGrid
+          states={[
+            { id: "basic", label: "Basic", children: <Basic /> },
+            { id: "form", label: "Form", children: <FormCase /> },
+            { id: "long-content", label: "Long Content", children: <LongCase /> },
+          ]}
+        />
       </StorySection>
     </StoryPage>
   ),
diff --git a/src/components/dropdown-menu.stories.tsx b/src/components/dropdown-menu.stories.tsx
index abee707..51e37d4 100644
--- a/src/components/dropdown-menu.stories.tsx
+++ b/src/components/dropdown-menu.stories.tsx
@@ -87,7 +87,7 @@ export const All: Story = {
       <StoryPageHeader
         title="Dropdown Menu"
       />
-      <StorySection title="Overview">
+      <StorySection title="Basic">
         <Full />
       </StorySection>
     </StoryPage>
diff --git a/src/components/hover-card.stories.tsx b/src/components/hover-card.stories.tsx
index 981243a..50ae7ca 100644
--- a/src/components/hover-card.stories.tsx
+++ b/src/components/hover-card.stories.tsx
@@ -1,5 +1,6 @@
 import type { Meta, StoryObj } from "@storybook/react-vite"
 import { HoverCard, HoverCardContent, HoverCardTrigger } from "@hm-design/ui"
+import { StateBoard, type BoardState } from "@/components/story-board"
 import { StoryPage, StoryPageHeader, StorySection } from "@/components/story-page"
 
 // Hover Card is a Radix overlay (Portal) for a richer preview than Tooltip. The representative Story shows real triggers
@@ -48,17 +49,34 @@ const meta = { title: "Components/Overlay/Hover Card", component: HoverCard, par
 export default meta
 type Story = StoryObj<typeof meta>
 
+// Representative-page layout (Storybook presentation only): equal columns on PC (iframe width 1000px and up), fewer below that
+// (200px minimum). Each specimen sits in its own single-column StateBoard (min larger than any column), so every subtitle and divider
+// has the width of its column; a section with fewer specimens than columns leaves the remaining columns empty. The trigger keeps its
+// own size (the wrapper div stretches, the inline-flex trigger does not). Overlays open in a portal, so this layout never affects them.
+function SpecimenGrid({ states, columns = 4 }: { states: BoardState[]; columns?: 4 | 5 }) {
+  return (
+    <div className={`grid items-start gap-6 [grid-template-columns:repeat(auto-fill,minmax(min(100%,200px),1fr))] ${columns === 5 ? "min-[1000px]:grid-cols-5" : "min-[1000px]:grid-cols-4"}`}>
+      {states.map((state) => (
+        <StateBoard key={state.id} min={10000} states={[{ ...state, children: <div>{state.children}</div> }]} />
+      ))}
+    </div>
+  )
+}
+
+// Representative Story: Overview and Usage are merged into one Variants section (Basic, Long Content).
 export const All: Story = {
   name: "Hover Card",
   parameters: { layout: "fullscreen", controls: { disable: true } },
   render: () => (
     <StoryPage>
       <StoryPageHeader title="Hover Card" />
-      <StorySection title="Overview">
-        <Preview />
-      </StorySection>
-      <StorySection title="Usage">
-        <LongContent />
+      <StorySection title="Variants">
+        <SpecimenGrid
+          states={[
+            { id: "basic", label: "Basic", children: <Preview /> },
+            { id: "long-content", label: "Long Content", children: <LongContent /> },
+          ]}
+        />
       </StorySection>
     </StoryPage>
   ),
diff --git a/src/components/popover.stories.tsx b/src/components/popover.stories.tsx
index d4e9a58..2184eee 100644
--- a/src/components/popover.stories.tsx
+++ b/src/components/popover.stories.tsx
@@ -1,5 +1,6 @@
 import type { Meta, StoryObj } from "@storybook/react-vite"
 import { Button, Input, Popover, PopoverClose, PopoverContent, PopoverTrigger } from "@hm-design/ui"
+import { StateBoard, type BoardState } from "@/components/story-board"
 import { StoryPage, StoryPageHeader, StorySection } from "@/components/story-page"
 
 // Popover is a non-modal Radix overlay (Portal). The representative Story opens the real panels from their triggers;
@@ -33,7 +34,7 @@ function FormPanel() {
       </PopoverTrigger>
       <PopoverContent align="start" aria-label="프로젝트 이름 변경">
         <div className="grid gap-3">
-          <label htmlFor="popover-name" className="text-sm font-medium text-muted-foreground">
+          <label htmlFor="popover-name" className="text-sm font-medium text-foreground">
             프로젝트명
           </label>
           <Input id="popover-name" size="medium" placeholder="프로젝트명을 입력하세요" />
@@ -55,22 +56,18 @@ function FormPanel() {
   )
 }
 
-function Aligned() {
+function Aligned({ align }: { align: "start" | "center" | "end" }) {
   return (
-    <div className="flex w-full max-w-md justify-between gap-3">
-      {(["start", "center", "end"] as const).map((align) => (
-        <Popover key={align}>
-          <PopoverTrigger asChild>
-            <Button variant="primary" appearance="outline" size="sm">
-              {`align ${align}`}
-            </Button>
-          </PopoverTrigger>
-          <PopoverContent align={align} side="bottom" aria-label={`정렬 예제: ${align}`}>
-            <p>{`align="${align}"`}</p>
-          </PopoverContent>
-        </Popover>
-      ))}
-    </div>
+    <Popover>
+      <PopoverTrigger asChild>
+        <Button variant="primary" appearance="outline" size="sm">
+          {`align ${align}`}
+        </Button>
+      </PopoverTrigger>
+      <PopoverContent align={align} side="bottom" aria-label={`정렬 예제: ${align}`}>
+        <p>{`align="${align}"`}</p>
+      </PopoverContent>
+    </Popover>
   )
 }
 
@@ -78,20 +75,39 @@ const meta = { title: "Components/Overlay/Popover", component: Popover, paramete
 export default meta
 type Story = StoryObj<typeof meta>
 
+// Representative-page layout (Storybook presentation only): equal columns on PC (iframe width 1000px and up), fewer below that
+// (200px minimum). Each specimen sits in its own single-column StateBoard (min larger than any column), so every subtitle and divider
+// has the width of its column; a section with fewer specimens than columns leaves the remaining columns empty. The trigger keeps its
+// own size (the wrapper div stretches, the inline-flex trigger does not). Overlays open in a portal, so this layout never affects them.
+function SpecimenGrid({ states, columns = 4 }: { states: BoardState[]; columns?: 4 | 5 }) {
+  return (
+    <div className={`grid items-start gap-6 [grid-template-columns:repeat(auto-fill,minmax(min(100%,200px),1fr))] ${columns === 5 ? "min-[1000px]:grid-cols-5" : "min-[1000px]:grid-cols-4"}`}>
+      {states.map((state) => (
+        <StateBoard key={state.id} min={10000} states={[{ ...state, children: <div>{state.children}</div> }]} />
+      ))}
+    </div>
+  )
+}
+
+// Representative Story: Overview is merged into Variants (Basic is its first item); each align trigger sits in its own column.
 export const All: Story = {
   name: "Popover",
   parameters: { layout: "fullscreen", controls: { disable: true } },
   render: () => (
     <StoryPage>
       <StoryPageHeader title="Popover" />
-      <StorySection title="Overview">
-        <Info />
-      </StorySection>
       <StorySection title="Variants">
-        <Aligned />
+        <SpecimenGrid
+          states={[
+            { id: "basic", label: "Basic", children: <Info /> },
+            { id: "align-start", label: "Align Start", children: <Aligned align="start" /> },
+            { id: "align-center", label: "Align Center", children: <Aligned align="center" /> },
+            { id: "align-end", label: "Align End", children: <Aligned align="end" /> },
+          ]}
+        />
       </StorySection>
       <StorySection title="Usage">
-        <FormPanel />
+        <SpecimenGrid states={[{ id: "form", label: "Form", children: <FormPanel /> }]} />
       </StorySection>
     </StoryPage>
   ),
diff --git a/src/components/sheet.stories.tsx b/src/components/sheet.stories.tsx
index eedb18b..22a3a3e 100644
--- a/src/components/sheet.stories.tsx
+++ b/src/components/sheet.stories.tsx
@@ -2,6 +2,7 @@ import type { Meta, StoryObj } from "@storybook/react-vite"
 // Usage: preserved native label fixtures do not define a new-screen exception. Use public Label
 // for supported fields (docs/components/label.md §5); copy only actions requested by the screen.
 import { Button, Input, Sheet, SheetBody, SheetClose, SheetContent, SheetDescription, SheetFooter, SheetHeader, SheetTitle, SheetTrigger } from "@hm-design/ui"
+import { StateBoard, type BoardState } from "@/components/story-board"
 import { StoryPage, StoryPageHeader, StorySection } from "@/components/story-page"
 
 // Sheet is a modal Radix overlay (Portal), so the representative Story is a row of triggers that open the real Sheet for each
@@ -68,7 +69,7 @@ function FormCase({ defaultOpen }: { defaultOpen?: boolean }) {
   return (
     <Frame trigger="폼" defaultOpen={defaultOpen} title="프로젝트 정보">
       <div className="grid gap-2">
-        <label htmlFor="sheet-form-name" className="text-sm font-medium text-muted-foreground">
+        <label htmlFor="sheet-form-name" className="text-sm font-medium text-foreground">
           프로젝트명
         </label>
         <Input id="sheet-form-name" size="medium" placeholder="프로젝트명을 입력하세요" />
@@ -93,29 +94,44 @@ const meta = { title: "Components/Overlay/Sheet", component: Sheet, parameters:
 export default meta
 type Story = StoryObj<typeof meta>
 
+// Representative-page layout (Storybook presentation only): equal columns on PC (iframe width 1000px and up), fewer below that
+// (200px minimum). Each specimen sits in its own single-column StateBoard (min larger than any column), so every subtitle and divider
+// has the width of its column; a section with fewer specimens than columns leaves the remaining columns empty. The trigger keeps its
+// own size (the wrapper div stretches, the inline-flex trigger does not). Overlays open in a portal, so this layout never affects them.
+function SpecimenGrid({ states, columns = 4 }: { states: BoardState[]; columns?: 4 | 5 }) {
+  return (
+    <div className={`grid items-start gap-6 [grid-template-columns:repeat(auto-fill,minmax(min(100%,200px),1fr))] ${columns === 5 ? "min-[1000px]:grid-cols-5" : "min-[1000px]:grid-cols-4"}`}>
+      {states.map((state) => (
+        <StateBoard key={state.id} min={10000} states={[{ ...state, children: <div>{state.children}</div> }]} />
+      ))}
+    </div>
+  )
+}
+
+// Representative Story: the common Story page. Overview is merged into Variants (Right is its first item).
 export const All: Story = {
   name: "Sheet",
   parameters: { layout: "fullscreen", controls: { disable: true } },
   render: () => (
     <StoryPage>
-      <StoryPageHeader
-        title="Sheet"
-      />
-      <StorySection title="Overview">
-        <SideCase side="right" />
-      </StorySection>
+      <StoryPageHeader title="Sheet" />
       <StorySection title="Variants">
-        <div className="flex flex-wrap gap-3">
-          <SideCase side="left" />
-          <SideCase side="top" />
-          <SideCase side="bottom" />
-        </div>
+        <SpecimenGrid
+          states={[
+            { id: "right", label: "Right", children: <SideCase side="right" /> },
+            { id: "left", label: "Left", children: <SideCase side="left" /> },
+            { id: "top", label: "Top", children: <SideCase side="top" /> },
+            { id: "bottom", label: "Bottom", children: <SideCase side="bottom" /> },
+          ]}
+        />
       </StorySection>
       <StorySection title="Usage">
-        <div className="flex flex-wrap gap-3">
-          <FormCase />
-          <LongCase />
-        </div>
+        <SpecimenGrid
+          states={[
+            { id: "form", label: "Form", children: <FormCase /> },
+            { id: "long-content", label: "Long Content", children: <LongCase /> },
+          ]}
+        />
       </StorySection>
     </StoryPage>
   ),
diff --git a/src/components/tooltip.stories.tsx b/src/components/tooltip.stories.tsx
index d841187..e01ed61 100644
--- a/src/components/tooltip.stories.tsx
+++ b/src/components/tooltip.stories.tsx
@@ -1,5 +1,6 @@
 import type { Meta, StoryObj } from "@storybook/react-vite"
 import { Button, Tooltip, TooltipContent, TooltipProvider, TooltipTrigger } from "@hm-design/ui"
+import { StateBoard, type BoardState } from "@/components/story-board"
 import { StoryPage, StoryPageHeader, StorySection } from "@/components/story-page"
 
 // Tooltip is a Radix overlay (Portal) with short, non-interactive text. The representative Story shows real triggers
@@ -20,20 +21,16 @@ function Basic({ defaultOpen }: { defaultOpen?: boolean }) {
   )
 }
 
-function Placements() {
+function Placement({ side }: { side: "top" | "right" | "bottom" | "left" }) {
   return (
-    <div className="flex flex-wrap gap-3">
-      {(["top", "right", "bottom", "left"] as const).map((side) => (
-        <Tooltip key={side}>
-          <TooltipTrigger asChild>
-            <Button variant="primary" appearance="outline" size="sm">
-              {side}
-            </Button>
-          </TooltipTrigger>
-          <TooltipContent side={side}>{`side="${side}"`}</TooltipContent>
-        </Tooltip>
-      ))}
-    </div>
+    <Tooltip>
+      <TooltipTrigger asChild>
+        <Button variant="primary" appearance="outline" size="sm">
+          {side}
+        </Button>
+      </TooltipTrigger>
+      <TooltipContent side={side}>{`side="${side}"`}</TooltipContent>
+    </Tooltip>
   )
 }
 
@@ -70,6 +67,21 @@ const meta = { title: "Components/Overlay/Tooltip", component: Tooltip, paramete
 export default meta
 type Story = StoryObj<typeof meta>
 
+// Representative-page layout (Storybook presentation only): equal columns on PC (iframe width 1000px and up), fewer below that
+// (200px minimum). Each specimen sits in its own single-column StateBoard (min larger than any column), so every subtitle and divider
+// has the width of its column; a section with fewer specimens than columns leaves the remaining columns empty. The trigger keeps its
+// own size (the wrapper div stretches, the inline-flex trigger does not). Overlays open in a portal, so this layout never affects them.
+function SpecimenGrid({ states, columns = 4 }: { states: BoardState[]; columns?: 4 | 5 }) {
+  return (
+    <div className={`grid items-start gap-6 [grid-template-columns:repeat(auto-fill,minmax(min(100%,200px),1fr))] ${columns === 5 ? "min-[1000px]:grid-cols-5" : "min-[1000px]:grid-cols-4"}`}>
+      {states.map((state) => (
+        <StateBoard key={state.id} min={10000} states={[{ ...state, children: <div>{state.children}</div> }]} />
+      ))}
+    </div>
+  )
+}
+
+// Representative Story: Overview is merged into Variants (Basic is its first item, then the four sides): 5 columns on PC.
 export const All: Story = {
   name: "Tooltip",
   parameters: { layout: "fullscreen", controls: { disable: true } },
@@ -77,17 +89,26 @@ export const All: Story = {
     <TooltipProvider>
       <StoryPage>
         <StoryPageHeader title="Tooltip" />
-        <StorySection title="Overview">
-          <Basic />
-        </StorySection>
         <StorySection title="Variants">
-          <Placements />
+          <SpecimenGrid
+            columns={5}
+            states={[
+              { id: "basic", label: "Basic", children: <Basic /> },
+              { id: "top", label: "Top", children: <Placement side="top" /> },
+              { id: "right", label: "Right", children: <Placement side="right" /> },
+              { id: "bottom", label: "Bottom", children: <Placement side="bottom" /> },
+              { id: "left", label: "Left", children: <Placement side="left" /> },
+            ]}
+          />
         </StorySection>
         <StorySection title="Usage">
-          <div className="flex flex-wrap gap-3">
-            <LongText />
-            <Disabled />
-          </div>
+          <SpecimenGrid
+            columns={5}
+            states={[
+              { id: "long-text", label: "Long Text", children: <LongText /> },
+              { id: "disabled", label: "Disabled", children: <Disabled /> },
+            ]}
+          />
         </StorySection>
       </StoryPage>
     </TooltipProvider>