style(storybook): refine search and date story layout

src/components/command.stories.tsx

@@ -80,20 +80,21 @@ function Long() {
   )
 }
 
-const sections = [
-  { id: "basic", label: "Search", node: <Basic showValue={false} /> },
-  { id: "grouped", label: "Groups", node: <Grouped /> },
-  { id: "long", label: "Long list", node: <Long /> },
-]
+// Same 3-column track as the Form pages (1 column on narrow screens). Each cell is a one-specimen StateBoard so subtitles, dividers and
+// command boxes line up; sections with fewer specimens leave the remaining tracks empty.
+const Grid = ({ children }: { children: ReactNode }) => (
+  <div className="grid items-start gap-6 [grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr))] min-[1000px]:grid-cols-3">{children}</div>
+)
+const Cell = ({ id, label, children }: { id: string; label: string; children: ReactNode }) => (
+  <div className="min-w-0">
+    <StateBoard min={10000} states={[{ id, label, children }]} />
+  </div>
+)
 
 const meta = { title: "Components/Search & Date/Command", component: Command, parameters: { layout: "padded" } } satisfies Meta<typeof Command>
 export default meta
 type Story = StoryObj<typeof meta>
 
-const board = (...ids: string[]) => (
-  <StateBoard min={360} states={sections.filter((s) => ids.includes(s.id)).map((s) => ({ id: s.id, label: s.label, children: s.node }))} />
-)
-
 // Representative Story: the common Story page; the sections group the same specimens.
 export const All: Story = {
   name: "Command",
@@ -101,9 +102,17 @@ export const All: Story = {
   render: () => (
     <StoryPage>
       <StoryPageHeader title="Command" />
-      <StorySection title="Overview">{board("basic")}</StorySection>
-      <StorySection title="Variants">{board("grouped")}</StorySection>
-      <StorySection title="Usage">{board("long")}</StorySection>
+      <StorySection title="Variants">
+        <Grid>
+          <Cell id="basic" label="Search"><Basic showValue={false} /></Cell>
+          <Cell id="grouped" label="Groups"><Grouped /></Cell>
+        </Grid>
+      </StorySection>
+      <StorySection title="Usage">
+        <Grid>
+          <Cell id="long" label="Long list"><Long /></Cell>
+        </Grid>
+      </StorySection>
     </StoryPage>
   ),
 }