diff --git a/web/app/components/base/ui/scroll-area/__tests__/index.spec.tsx b/web/app/components/base/ui/scroll-area/__tests__/index.spec.tsx
new file mode 100644
index 0000000000..170a4771d4
--- /dev/null
+++ b/web/app/components/base/ui/scroll-area/__tests__/index.spec.tsx
@@ -0,0 +1,250 @@
+import { render, screen, waitFor } from '@testing-library/react'
+import { describe, expect, it } from 'vitest'
+import {
+  ScrollArea,
+  ScrollAreaContent,
+  ScrollAreaCorner,
+  ScrollAreaScrollbar,
+  ScrollAreaThumb,
+  ScrollAreaViewport,
+} from '../index'
+
+const renderScrollArea = (options: {
+  rootClassName?: string
+  viewportClassName?: string
+  verticalScrollbarClassName?: string
+  horizontalScrollbarClassName?: string
+  verticalThumbClassName?: string
+  horizontalThumbClassName?: string
+} = {}) => {
+  return render(
+    <ScrollArea className={options.rootClassName ?? 'h-40 w-40'} data-testid="scroll-area-root">
+      <ScrollAreaViewport data-testid="scroll-area-viewport" className={options.viewportClassName}>
+        <ScrollAreaContent data-testid="scroll-area-content">
+          <div className="h-48 w-48">Scrollable content</div>
+        </ScrollAreaContent>
+      </ScrollAreaViewport>
+      <ScrollAreaScrollbar
+        keepMounted
+        data-testid="scroll-area-vertical-scrollbar"
+        className={options.verticalScrollbarClassName}
+      >
+        <ScrollAreaThumb data-testid="scroll-area-vertical-thumb" className={options.verticalThumbClassName} />
+      </ScrollAreaScrollbar>
+      <ScrollAreaScrollbar
+        keepMounted
+        orientation="horizontal"
+        data-testid="scroll-area-horizontal-scrollbar"
+        className={options.horizontalScrollbarClassName}
+      >
+        <ScrollAreaThumb
+          data-testid="scroll-area-horizontal-thumb"
+          className={options.horizontalThumbClassName}
+        />
+      </ScrollAreaScrollbar>
+    </ScrollArea>,
+  )
+}
+
+describe('scroll-area wrapper', () => {
+  describe('Rendering', () => {
+    it('should render the compound exports together', async () => {
+      renderScrollArea()
+
+      await waitFor(() => {
+        expect(screen.getByTestId('scroll-area-root')).toBeInTheDocument()
+        expect(screen.getByTestId('scroll-area-viewport')).toBeInTheDocument()
+        expect(screen.getByTestId('scroll-area-content')).toHaveTextContent('Scrollable content')
+        expect(screen.getByTestId('scroll-area-vertical-scrollbar')).toBeInTheDocument()
+        expect(screen.getByTestId('scroll-area-vertical-thumb')).toBeInTheDocument()
+        expect(screen.getByTestId('scroll-area-horizontal-scrollbar')).toBeInTheDocument()
+        expect(screen.getByTestId('scroll-area-horizontal-thumb')).toBeInTheDocument()
+      })
+    })
+  })
+
+  describe('Scrollbar', () => {
+    it('should apply the default vertical scrollbar classes and orientation data attribute', async () => {
+      renderScrollArea()
+
+      await waitFor(() => {
+        const scrollbar = screen.getByTestId('scroll-area-vertical-scrollbar')
+        const thumb = screen.getByTestId('scroll-area-vertical-thumb')
+
+        expect(scrollbar).toHaveAttribute('data-orientation', 'vertical')
+        expect(scrollbar).toHaveClass(
+          'flex',
+          'touch-none',
+          'select-none',
+          'opacity-0',
+          'transition-opacity',
+          'motion-reduce:transition-none',
+          'pointer-events-none',
+          'data-[hovering]:pointer-events-auto',
+          'data-[hovering]:opacity-100',
+          'data-[scrolling]:pointer-events-auto',
+          'data-[scrolling]:opacity-100',
+          'hover:pointer-events-auto',
+          'hover:opacity-100',
+          'data-[orientation=vertical]:absolute',
+          'data-[orientation=vertical]:inset-y-0',
+          'data-[orientation=vertical]:right-0',
+          'data-[orientation=vertical]:w-3',
+          'data-[orientation=vertical]:justify-center',
+        )
+        expect(thumb).toHaveAttribute('data-orientation', 'vertical')
+        expect(thumb).toHaveClass(
+          'shrink-0',
+          'rounded-[4px]',
+          'bg-state-base-handle',
+          'transition-[background-color]',
+          'hover:bg-state-base-handle-hover',
+          'motion-reduce:transition-none',
+          'data-[orientation=vertical]:w-1',
+        )
+      })
+    })
+
+    it('should apply horizontal scrollbar and thumb classes when orientation is horizontal', async () => {
+      renderScrollArea()
+
+      await waitFor(() => {
+        const scrollbar = screen.getByTestId('scroll-area-horizontal-scrollbar')
+        const thumb = screen.getByTestId('scroll-area-horizontal-thumb')
+
+        expect(scrollbar).toHaveAttribute('data-orientation', 'horizontal')
+        expect(scrollbar).toHaveClass(
+          'flex',
+          'touch-none',
+          'select-none',
+          'opacity-0',
+          'transition-opacity',
+          'motion-reduce:transition-none',
+          'pointer-events-none',
+          'data-[hovering]:pointer-events-auto',
+          'data-[hovering]:opacity-100',
+          'data-[scrolling]:pointer-events-auto',
+          'data-[scrolling]:opacity-100',
+          'hover:pointer-events-auto',
+          'hover:opacity-100',
+          'data-[orientation=horizontal]:absolute',
+          'data-[orientation=horizontal]:inset-x-0',
+          'data-[orientation=horizontal]:bottom-0',
+          'data-[orientation=horizontal]:h-3',
+          'data-[orientation=horizontal]:items-center',
+        )
+        expect(thumb).toHaveAttribute('data-orientation', 'horizontal')
+        expect(thumb).toHaveClass(
+          'shrink-0',
+          'rounded-[4px]',
+          'bg-state-base-handle',
+          'transition-[background-color]',
+          'hover:bg-state-base-handle-hover',
+          'motion-reduce:transition-none',
+          'data-[orientation=horizontal]:h-1',
+        )
+      })
+    })
+  })
+
+  describe('Props', () => {
+    it('should forward className to the viewport', async () => {
+      renderScrollArea({
+        viewportClassName: 'custom-viewport-class',
+      })
+
+      await waitFor(() => {
+        expect(screen.getByTestId('scroll-area-viewport')).toHaveClass(
+          'size-full',
+          'min-h-0',
+          'min-w-0',
+          'outline-none',
+          'focus-visible:ring-1',
+          'focus-visible:ring-inset',
+          'focus-visible:ring-components-input-border-hover',
+          'custom-viewport-class',
+        )
+      })
+    })
+  })
+
+  describe('Corner', () => {
+    it('should render the corner export when both axes overflow', async () => {
+      const originalDescriptors = {
+        clientHeight: Object.getOwnPropertyDescriptor(HTMLDivElement.prototype, 'clientHeight'),
+        clientWidth: Object.getOwnPropertyDescriptor(HTMLDivElement.prototype, 'clientWidth'),
+        scrollHeight: Object.getOwnPropertyDescriptor(HTMLDivElement.prototype, 'scrollHeight'),
+        scrollWidth: Object.getOwnPropertyDescriptor(HTMLDivElement.prototype, 'scrollWidth'),
+      }
+
+      Object.defineProperties(HTMLDivElement.prototype, {
+        clientHeight: {
+          configurable: true,
+          get() {
+            return this.getAttribute('data-testid') === 'scroll-area-viewport' ? 80 : 0
+          },
+        },
+        clientWidth: {
+          configurable: true,
+          get() {
+            return this.getAttribute('data-testid') === 'scroll-area-viewport' ? 80 : 0
+          },
+        },
+        scrollHeight: {
+          configurable: true,
+          get() {
+            return this.getAttribute('data-testid') === 'scroll-area-viewport' ? 160 : 0
+          },
+        },
+        scrollWidth: {
+          configurable: true,
+          get() {
+            return this.getAttribute('data-testid') === 'scroll-area-viewport' ? 160 : 0
+          },
+        },
+      })
+
+      try {
+        render(
+          <ScrollArea className="h-40 w-40" data-testid="scroll-area-root">
+            <ScrollAreaViewport data-testid="scroll-area-viewport">
+              <ScrollAreaContent data-testid="scroll-area-content">
+                <div className="h-48 w-48">Scrollable content</div>
+              </ScrollAreaContent>
+            </ScrollAreaViewport>
+            <ScrollAreaScrollbar keepMounted data-testid="scroll-area-vertical-scrollbar">
+              <ScrollAreaThumb data-testid="scroll-area-vertical-thumb" />
+            </ScrollAreaScrollbar>
+            <ScrollAreaScrollbar
+              keepMounted
+              orientation="horizontal"
+              data-testid="scroll-area-horizontal-scrollbar"
+            >
+              <ScrollAreaThumb data-testid="scroll-area-horizontal-thumb" />
+            </ScrollAreaScrollbar>
+            <ScrollAreaCorner data-testid="scroll-area-corner" />
+          </ScrollArea>,
+        )
+
+        await waitFor(() => {
+          expect(screen.getByTestId('scroll-area-corner')).toBeInTheDocument()
+          expect(screen.getByTestId('scroll-area-corner')).toHaveClass('bg-transparent')
+        })
+      }
+      finally {
+        if (originalDescriptors.clientHeight) {
+          Object.defineProperty(HTMLDivElement.prototype, 'clientHeight', originalDescriptors.clientHeight)
+        }
+        if (originalDescriptors.clientWidth) {
+          Object.defineProperty(HTMLDivElement.prototype, 'clientWidth', originalDescriptors.clientWidth)
+        }
+        if (originalDescriptors.scrollHeight) {
+          Object.defineProperty(HTMLDivElement.prototype, 'scrollHeight', originalDescriptors.scrollHeight)
+        }
+        if (originalDescriptors.scrollWidth) {
+          Object.defineProperty(HTMLDivElement.prototype, 'scrollWidth', originalDescriptors.scrollWidth)
+        }
+      }
+    })
+  })
+})
diff --git a/web/app/components/base/ui/scroll-area/index.stories.tsx b/web/app/components/base/ui/scroll-area/index.stories.tsx
new file mode 100644
index 0000000000..17be6a352d
--- /dev/null
+++ b/web/app/components/base/ui/scroll-area/index.stories.tsx
@@ -0,0 +1,563 @@
+import type { Meta, StoryObj } from '@storybook/nextjs-vite'
+import type { ReactNode } from 'react'
+import AppIcon from '@/app/components/base/app-icon'
+import { cn } from '@/utils/classnames'
+import {
+  ScrollArea,
+  ScrollAreaContent,
+  ScrollAreaCorner,
+  ScrollAreaScrollbar,
+  ScrollAreaThumb,
+  ScrollAreaViewport,
+} from '.'
+
+const meta = {
+  title: 'Base/Layout/ScrollArea',
+  component: ScrollArea,
+  parameters: {
+    layout: 'padded',
+    docs: {
+      description: {
+        component: 'Compound scroll container built on Base UI ScrollArea. These stories focus on panel-style compositions that already exist throughout Dify: dense sidebars, sticky list headers, multi-pane workbenches, horizontal rails, and overlay surfaces.',
+      },
+    },
+  },
+  tags: ['autodocs'],
+} satisfies Meta<typeof ScrollArea>
+
+export default meta
+type Story = StoryObj<typeof meta>
+
+const panelClassName = 'overflow-hidden rounded-2xl border-[0.5px] border-components-panel-border bg-components-panel-bg shadow-lg shadow-shadow-shadow-5'
+const blurPanelClassName = 'overflow-hidden rounded-2xl border-[0.5px] border-components-panel-border bg-components-panel-bg-blur shadow-xl shadow-shadow-shadow-7 backdrop-blur-[6px]'
+const labelClassName = 'text-text-tertiary system-xs-medium-uppercase tracking-[0.14em]'
+const titleClassName = 'text-text-primary system-sm-semibold'
+const bodyClassName = 'text-text-secondary system-sm-regular'
+const insetScrollAreaClassName = 'h-full p-1'
+const insetViewportClassName = 'rounded-[20px] bg-components-panel-bg'
+const insetScrollbarClassName = 'data-[orientation=vertical]:top-1 data-[orientation=vertical]:bottom-1 data-[orientation=vertical]:right-1 data-[orientation=horizontal]:bottom-1 data-[orientation=horizontal]:left-1 data-[orientation=horizontal]:right-1'
+const storyButtonClassName = 'flex w-full items-center justify-between gap-3 rounded-xl border border-divider-subtle bg-components-panel-bg-alt px-3 py-2.5 text-left text-text-secondary transition-colors hover:bg-state-base-hover focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-inset focus-visible:ring-components-input-border-hover motion-reduce:transition-none'
+const sidebarScrollAreaClassName = 'h-full pr-2'
+const sidebarViewportClassName = 'overscroll-contain pr-2'
+const sidebarContentClassName = 'space-y-0.5 pr-2'
+const sidebarScrollbarClassName = 'data-[orientation=vertical]:right-0.5'
+const appNavButtonClassName = 'group flex h-8 w-full items-center justify-between gap-3 rounded-lg px-2 text-left transition-colors focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-inset focus-visible:ring-components-input-border-hover motion-reduce:transition-none'
+const appNavMetaClassName = 'shrink-0 rounded-md border border-divider-subtle bg-components-panel-bg-alt px-1.5 py-0.5 text-text-quaternary system-2xs-medium-uppercase tracking-[0.08em]'
+
+const releaseRows = [
+  { title: 'Agent refactor', meta: 'Updated 2 hours ago', status: 'Ready' },
+  { title: 'Retriever tuning', meta: 'Updated yesterday', status: 'Review' },
+  { title: 'Workflow replay', meta: 'Updated 3 days ago', status: 'Draft' },
+  { title: 'Sandbox policy', meta: 'Updated this week', status: 'Ready' },
+  { title: 'SSE diagnostics', meta: 'Updated last week', status: 'Blocked' },
+  { title: 'Model routing', meta: 'Updated 9 days ago', status: 'Review' },
+  { title: 'Chunk overlap', meta: 'Updated 11 days ago', status: 'Draft' },
+  { title: 'Vector warmup', meta: 'Updated 2 weeks ago', status: 'Ready' },
+] as const
+
+const queueRows = [
+  { id: 'PLG-142', title: 'Plugin catalog sync', note: 'Waiting for moderation result' },
+  { id: 'OPS-088', title: 'Billing alert fallback', note: 'Last retry finished 12 minutes ago' },
+  { id: 'RAG-511', title: 'Embedding migration', note: '16 datasets still pending' },
+  { id: 'AGT-204', title: 'Multi-agent tracing', note: 'QA is verifying edge cases' },
+  { id: 'UI-390', title: 'Prompt editor polish', note: 'Needs token density pass' },
+  { id: 'WEB-072', title: 'Marketplace empty state', note: 'Waiting for design review' },
+] as const
+
+const horizontalCards = [
+  { title: 'Claude Opus', detail: 'Reasoning-heavy preset' },
+  { title: 'GPT-5.4', detail: 'Balanced orchestration lane' },
+  { title: 'Gemini 2.5', detail: 'Multimodal fallback' },
+  { title: 'Qwen Max', detail: 'Regional deployment' },
+  { title: 'DeepSeek R1', detail: 'High-throughput analysis' },
+  { title: 'Llama 4', detail: 'Cost-sensitive routing' },
+] as const
+
+const activityRows = Array.from({ length: 14 }, (_, index) => ({
+  title: `Workspace activity ${index + 1}`,
+  body: 'A short line of copy to mimic dense operational feeds in settings and debug panels.',
+}))
+
+const webAppsRows = [
+  { id: 'invoice-copilot', name: 'Invoice Copilot', meta: 'Pinned', icon: '🧾', iconBackground: '#FFEAD5', selected: true, pinned: true },
+  { id: 'rag-ops', name: 'RAG Ops Console', meta: 'Ops', icon: '🛰️', iconBackground: '#E0F2FE', selected: false, pinned: true },
+  { id: 'knowledge-studio', name: 'Knowledge Studio', meta: 'Docs', icon: '📚', iconBackground: '#FEF3C7', selected: false, pinned: true },
+  { id: 'workflow-studio', name: 'Workflow Studio', meta: 'Build', icon: '🧩', iconBackground: '#E0E7FF', selected: false, pinned: true },
+  { id: 'growth-briefs', name: 'Growth Briefs', meta: 'Brief', icon: '📣', iconBackground: '#FCE7F3', selected: false, pinned: true },
+  { id: 'agent-playground', name: 'Agent Playground', meta: 'Lab', icon: '🧪', iconBackground: '#DCFCE7', selected: false, pinned: false },
+  { id: 'sales-briefing', name: 'Sales Briefing', meta: 'Team', icon: '📈', iconBackground: '#FCE7F3', selected: false, pinned: false },
+  { id: 'support-triage', name: 'Support Triage', meta: 'Queue', icon: '🎧', iconBackground: '#EDE9FE', selected: false, pinned: false },
+  { id: 'legal-review', name: 'Legal Review', meta: 'Beta', icon: '⚖️', iconBackground: '#FDE68A', selected: false, pinned: false },
+  { id: 'release-watcher', name: 'Release Watcher', meta: 'Feed', icon: '🚀', iconBackground: '#DBEAFE', selected: false, pinned: false },
+  { id: 'research-hub', name: 'Research Hub', meta: 'Notes', icon: '🔎', iconBackground: '#E0F2FE', selected: false, pinned: false },
+  { id: 'field-enablement', name: 'Field Enablement', meta: 'Team', icon: '🧭', iconBackground: '#DCFCE7', selected: false, pinned: false },
+  { id: 'brand-monitor', name: 'Brand Monitor', meta: 'Watch', icon: '🪄', iconBackground: '#F3E8FF', selected: false, pinned: false },
+  { id: 'finance-ops', name: 'Finance Ops Desk', meta: 'Ops', icon: '💳', iconBackground: '#FEF3C7', selected: false, pinned: false },
+  { id: 'security-radar', name: 'Security Radar', meta: 'Risk', icon: '🛡️', iconBackground: '#FEE2E2', selected: false, pinned: false },
+  { id: 'partner-portal', name: 'Partner Portal', meta: 'Ext', icon: '🤝', iconBackground: '#DBEAFE', selected: false, pinned: false },
+  { id: 'qa-replays', name: 'QA Replays', meta: 'Debug', icon: '🎞️', iconBackground: '#EDE9FE', selected: false, pinned: false },
+  { id: 'roadmap-notes', name: 'Roadmap Notes', meta: 'Plan', icon: '🗺️', iconBackground: '#FFEAD5', selected: false, pinned: false },
+] as const
+
+const StoryCard = ({
+  eyebrow,
+  title,
+  description,
+  className,
+  children,
+}: {
+  eyebrow: string
+  title: string
+  description: string
+  className?: string
+  children: ReactNode
+}) => (
+  <section className={cn('min-w-0 rounded-[28px] border border-divider-subtle bg-background-body p-5', className)}>
+    <div className="space-y-1">
+      <div className={labelClassName}>{eyebrow}</div>
+      <h3 className="text-pretty text-text-primary system-md-semibold">{title}</h3>
+      <p className="max-w-[72ch] text-pretty text-text-secondary system-sm-regular">{description}</p>
+    </div>
+    {children}
+  </section>
+)
+
+const VerticalPanelPane = () => (
+  <div className={cn(panelClassName, 'h-[360px]')}>
+    <ScrollArea className={insetScrollAreaClassName}>
+      <ScrollAreaViewport className={insetViewportClassName}>
+        <ScrollAreaContent className="space-y-3 p-4 pr-6">
+          <div className="space-y-1">
+            <div className={labelClassName}>Release board</div>
+            <div className="text-text-primary system-md-semibold">Weekly checkpoints</div>
+            <p className={bodyClassName}>A simple vertical panel with the default scrollbar skin and no business-specific overrides.</p>
+          </div>
+          {releaseRows.map(item => (
+            <article key={item.title} className="rounded-xl border border-divider-subtle bg-components-panel-bg-alt p-3">
+              <div className="flex items-start justify-between gap-3">
+                <div className="min-w-0 space-y-1">
+                  <h4 className={cn(titleClassName, 'truncate')}>{item.title}</h4>
+                  <p className="text-text-tertiary system-xs-regular">{item.meta}</p>
+                </div>
+                <span className="rounded-full bg-state-base-hover px-2 py-1 text-text-secondary system-xs-medium">
+                  {item.status}
+                </span>
+              </div>
+            </article>
+          ))}
+        </ScrollAreaContent>
+      </ScrollAreaViewport>
+      <ScrollAreaScrollbar className={insetScrollbarClassName}>
+        <ScrollAreaThumb />
+      </ScrollAreaScrollbar>
+    </ScrollArea>
+  </div>
+)
+
+const StickyListPane = () => (
+  <div className={cn(panelClassName, 'h-[360px]')}>
+    <ScrollArea className={insetScrollAreaClassName}>
+      <ScrollAreaViewport className={cn(insetViewportClassName, '[mask-image:linear-gradient(to_bottom,transparent_0px,black_10px,black_calc(100%-14px),transparent_100%)]')}>
+        <ScrollAreaContent className="min-h-full">
+          <div className="sticky top-0 z-10 border-b border-divider-subtle bg-components-panel-bg px-4 pb-3 pt-4">
+            <div className={labelClassName}>Sticky header</div>
+            <div className="mt-1 flex items-center justify-between gap-3">
+              <div>
+                <div className="text-text-primary system-md-semibold">Operational queue</div>
+                <p className="mt-1 text-text-secondary system-xs-regular">The scrollbar is still the shared base/ui primitive, while the pane adds sticky structure and a viewport mask.</p>
+              </div>
+              <span className="rounded-lg border border-divider-subtle bg-components-panel-bg-alt px-2.5 py-1 text-text-secondary system-xs-medium">
+                24 items
+              </span>
+            </div>
+          </div>
+          <div className="space-y-2 px-4 py-3 pr-6">
+            {queueRows.map(item => (
+              <article key={item.id} className="rounded-xl border border-divider-subtle bg-components-panel-bg-alt px-3 py-3">
+                <div className="flex items-start justify-between gap-3">
+                  <div className="min-w-0 space-y-1">
+                    <div className="truncate text-text-primary system-sm-semibold">{item.title}</div>
+                    <div className="line-clamp-2 break-words text-text-tertiary system-xs-regular">{item.note}</div>
+                  </div>
+                  <span className="text-text-quaternary system-xs-medium">{item.id}</span>
+                </div>
+              </article>
+            ))}
+          </div>
+        </ScrollAreaContent>
+      </ScrollAreaViewport>
+      <ScrollAreaScrollbar className={insetScrollbarClassName}>
+        <ScrollAreaThumb className="rounded-full" />
+      </ScrollAreaScrollbar>
+    </ScrollArea>
+  </div>
+)
+
+const WorkbenchPane = ({
+  title,
+  eyebrow,
+  children,
+  className,
+}: {
+  title: string
+  eyebrow: string
+  children: ReactNode
+  className?: string
+}) => (
+  <div className={cn(panelClassName, 'min-h-0', className)}>
+    <ScrollArea className={insetScrollAreaClassName}>
+      <ScrollAreaViewport className={insetViewportClassName}>
+        <ScrollAreaContent className="space-y-3 p-4 pr-6">
+          <div className="space-y-1">
+            <div className={labelClassName}>{eyebrow}</div>
+            <div className="text-text-primary system-md-semibold">{title}</div>
+          </div>
+          {children}
+        </ScrollAreaContent>
+      </ScrollAreaViewport>
+      <ScrollAreaScrollbar className={insetScrollbarClassName}>
+        <ScrollAreaThumb />
+      </ScrollAreaScrollbar>
+    </ScrollArea>
+  </div>
+)
+
+const HorizontalRailPane = () => (
+  <div className={cn(panelClassName, 'h-[272px] min-w-0 max-w-full')}>
+    <ScrollArea className={insetScrollAreaClassName}>
+      <ScrollAreaViewport className={insetViewportClassName}>
+        <ScrollAreaContent className="min-h-full min-w-max space-y-4 p-4 pb-6">
+          <div className="space-y-1">
+            <div className={labelClassName}>Horizontal rail</div>
+            <div className="text-text-primary system-md-semibold">Model lanes</div>
+            <p className={bodyClassName}>This pane keeps the default track behavior and only changes the surface layout around it.</p>
+          </div>
+          <div className="flex gap-3">
+            {horizontalCards.map(card => (
+              <article key={card.title} className="flex h-[152px] w-[232px] shrink-0 flex-col justify-between rounded-2xl border border-divider-subtle bg-components-panel-bg-alt p-4">
+                <div className="space-y-2">
+                  <span className="inline-flex h-10 w-10 items-center justify-center rounded-xl bg-state-base-hover text-text-secondary">
+                    <span aria-hidden className="i-ri-stack-line size-5" />
+                  </span>
+                  <div className="text-text-primary system-sm-semibold">{card.title}</div>
+                  <div className="text-text-secondary system-sm-regular">{card.detail}</div>
+                </div>
+                <div className="text-text-tertiary system-xs-regular">Drag cards into orchestration groups.</div>
+              </article>
+            ))}
+          </div>
+        </ScrollAreaContent>
+      </ScrollAreaViewport>
+      <ScrollAreaScrollbar orientation="horizontal" className={insetScrollbarClassName}>
+        <ScrollAreaThumb className="rounded-full" />
+      </ScrollAreaScrollbar>
+    </ScrollArea>
+  </div>
+)
+
+const OverlayPane = () => (
+  <div className="flex h-[420px] min-w-0 items-center justify-center rounded-[28px] bg-[radial-gradient(circle_at_top,_rgba(21,90,239,0.12),_transparent_45%),linear-gradient(180deg,rgba(16,24,40,0.03),transparent)] p-6">
+    <div className={cn(blurPanelClassName, 'w-full max-w-[360px]')}>
+      <ScrollArea className="h-[320px] p-1">
+        <ScrollAreaViewport className="overscroll-contain rounded-[20px] bg-components-panel-bg-blur">
+          <ScrollAreaContent className="space-y-2 p-3 pr-6">
+            <div className="sticky top-0 z-10 rounded-xl border border-divider-subtle bg-components-panel-bg-blur px-3 py-3 backdrop-blur-[6px]">
+              <div className={labelClassName}>Overlay palette</div>
+              <div className="mt-1 text-text-primary system-md-semibold">Quick actions</div>
+            </div>
+            {activityRows.map(item => (
+              <article key={item.title} className="rounded-xl border border-divider-subtle bg-components-panel-bg px-3 py-3 shadow-sm shadow-shadow-shadow-2">
+                <div className="flex items-start gap-3">
+                  <span className="mt-0.5 inline-flex h-8 w-8 shrink-0 items-center justify-center rounded-lg bg-state-base-hover text-text-secondary">
+                    <span aria-hidden className="i-ri-flashlight-line size-4" />
+                  </span>
+                  <div className="space-y-1">
+                    <div className="text-text-primary system-sm-semibold">{item.title}</div>
+                    <div className="text-text-secondary system-xs-regular">{item.body}</div>
+                  </div>
+                </div>
+              </article>
+            ))}
+          </ScrollAreaContent>
+        </ScrollAreaViewport>
+        <ScrollAreaScrollbar className={insetScrollbarClassName}>
+          <ScrollAreaThumb className="rounded-full bg-state-base-handle hover:bg-state-base-handle-hover" />
+        </ScrollAreaScrollbar>
+      </ScrollArea>
+    </div>
+  </div>
+)
+
+const CornerPane = () => (
+  <div className={cn(panelClassName, 'h-[320px] w-full max-w-[440px]')}>
+    <ScrollArea className={cn(insetScrollAreaClassName, 'overflow-hidden')}>
+      <ScrollAreaViewport className={cn(insetViewportClassName, 'bg-[linear-gradient(180deg,var(--color-components-panel-bg),var(--color-components-panel-bg-alt))]')}>
+        <ScrollAreaContent className="min-h-[420px] min-w-[620px] space-y-4 p-4">
+          <div className="flex items-start justify-between gap-6">
+            <div className="space-y-1">
+              <div className={labelClassName}>Corner surface</div>
+              <div className="text-text-primary system-md-semibold">Bi-directional inspector canvas</div>
+              <p className={bodyClassName}>Both axes overflow here so the corner becomes visible as a deliberate seam between the two tracks.</p>
+            </div>
+            <span className="rounded-full bg-state-base-hover px-2 py-1 text-text-secondary system-xs-medium">
+              Always visible
+            </span>
+          </div>
+          <div className="grid min-w-[560px] grid-cols-[220px_repeat(3,180px)] gap-3">
+            {Array.from({ length: 12 }, (_, index) => (
+              <article key={index} className="rounded-2xl border border-divider-subtle bg-components-panel-bg-alt p-4">
+                <div className="text-text-primary system-sm-semibold">
+                  Cell
+                  {' '}
+                  {index + 1}
+                </div>
+                <p className="mt-2 text-text-secondary system-sm-regular">
+                  Wide-and-tall content to force both scrollbars and show the corner treatment clearly.
+                </p>
+              </article>
+            ))}
+          </div>
+        </ScrollAreaContent>
+      </ScrollAreaViewport>
+      <ScrollAreaScrollbar className={insetScrollbarClassName}>
+        <ScrollAreaThumb className="rounded-full" />
+      </ScrollAreaScrollbar>
+      <ScrollAreaScrollbar orientation="horizontal" className={insetScrollbarClassName}>
+        <ScrollAreaThumb className="rounded-full" />
+      </ScrollAreaScrollbar>
+      <ScrollAreaCorner className="bg-[linear-gradient(180deg,var(--color-components-panel-bg),var(--color-components-panel-bg-alt))]" />
+    </ScrollArea>
+  </div>
+)
+
+const ExploreSidebarWebAppsPane = () => {
+  const pinnedAppsCount = webAppsRows.filter(item => item.pinned).length
+
+  return (
+    <div className="w-full max-w-[272px] rounded-[26px] border border-divider-subtle bg-background-body p-3 shadow-lg shadow-shadow-shadow-5">
+      <div className="space-y-5 rounded-[20px] bg-background-default-subtle p-3">
+        <div className="text-text-accent">
+          <div className="flex h-8 items-center gap-2 rounded-lg bg-state-base-active px-2">
+            <div className="flex size-6 shrink-0 items-center justify-center rounded-md bg-components-icon-bg-blue-solid">
+              <span className="i-ri-apps-fill size-3.5 text-components-avatar-shape-fill-stop-100" />
+            </div>
+            <div className="min-w-0 truncate text-components-menu-item-text-active system-sm-semibold">
+              Explore
+            </div>
+          </div>
+        </div>
+
+        <div className="space-y-1.5">
+          <div className="flex items-center justify-between gap-3 px-2">
+            <p className="min-w-0 uppercase text-text-tertiary system-xs-medium-uppercase">
+              Web Apps
+            </p>
+            <span className="shrink-0 text-text-quaternary system-xs-medium">
+              {webAppsRows.length}
+            </span>
+          </div>
+
+          <div className="h-[304px]">
+            <ScrollArea className={sidebarScrollAreaClassName}>
+              <ScrollAreaViewport className={sidebarViewportClassName}>
+                <ScrollAreaContent className={sidebarContentClassName}>
+                  {webAppsRows.map((item, index) => (
+                    <div key={item.id} className="space-y-0.5">
+                      <button
+                        type="button"
+                        className={cn(
+                          appNavButtonClassName,
+                          item.selected
+                            ? 'bg-state-base-active text-components-menu-item-text-active'
+                            : 'text-components-menu-item-text hover:bg-state-base-hover hover:text-components-menu-item-text-hover',
+                        )}
+                      >
+                        <div className="flex min-w-0 grow items-center gap-2">
+                          <AppIcon
+                            size="tiny"
+                            iconType="emoji"
+                            icon={item.icon}
+                            background={item.iconBackground}
+                          />
+                          <span className="min-w-0 truncate system-sm-regular">
+                            {item.name}
+                          </span>
+                        </div>
+                        <span
+                          className={cn(
+                            appNavMetaClassName,
+                            item.selected && 'border-transparent bg-state-accent-hover text-text-accent',
+                          )}
+                        >
+                          {item.meta}
+                        </span>
+                      </button>
+                      {index === pinnedAppsCount - 1 && index !== webAppsRows.length - 1 && (
+                        <div className="my-1 h-px bg-divider-subtle" />
+                      )}
+                    </div>
+                  ))}
+                </ScrollAreaContent>
+              </ScrollAreaViewport>
+              <ScrollAreaScrollbar className={sidebarScrollbarClassName}>
+                <ScrollAreaThumb className="rounded-full" />
+              </ScrollAreaScrollbar>
+            </ScrollArea>
+          </div>
+        </div>
+      </div>
+    </div>
+  )
+}
+
+export const VerticalPanels: Story = {
+  render: () => (
+    <StoryCard
+      eyebrow="Panels"
+      title="Default and extended vertical panes"
+      description="Two common Dify surfaces: a straightforward content panel using the shipped scrollbar skin, and a denser queue pane that adds sticky structure, a viewport mask, and a slightly inset scrollbar."
+    >
+      <div className="grid gap-5 xl:grid-cols-2">
+        <VerticalPanelPane />
+        <StickyListPane />
+      </div>
+    </StoryCard>
+  ),
+}
+
+export const ThreePaneWorkbench: Story = {
+  render: () => (
+    <StoryCard
+      eyebrow="Workbench"
+      title="Multi-pane composition"
+      description="A three-pane arrangement that mirrors settings and workflow layouts. Each pane uses the same base compound API, but the surfaces and content density differ."
+    >
+      <div className="grid h-[520px] gap-4 xl:grid-cols-[260px_minmax(0,1fr)_320px]">
+        <WorkbenchPane title="Collections" eyebrow="Left rail">
+          <div className="space-y-2">
+            {releaseRows.map(item => (
+              <button key={item.title} type="button" className={storyButtonClassName}>
+                <span className="min-w-0 truncate system-sm-medium">{item.title}</span>
+                <span className="text-text-quaternary system-xs-medium">{item.status}</span>
+              </button>
+            ))}
+          </div>
+        </WorkbenchPane>
+        <WorkbenchPane title="Pipeline detail" eyebrow="Center pane" className="bg-[linear-gradient(180deg,var(--color-components-panel-bg),var(--color-components-panel-bg-alt))]">
+          <div className="space-y-4">
+            {Array.from({ length: 7 }, (_, index) => (
+              <section key={index} className="rounded-2xl border border-divider-subtle bg-components-panel-bg-alt p-4">
+                <div className="flex items-center justify-between gap-3">
+                  <div className="text-text-primary system-sm-semibold">
+                    Section
+                    {' '}
+                    {index + 1}
+                  </div>
+                  <span className="rounded-full bg-state-base-hover px-2 py-1 text-text-secondary system-xs-medium">
+                    Active
+                  </span>
+                </div>
+                <p className="mt-2 text-text-secondary system-sm-regular">
+                  This pane is intentionally long so the default vertical scrollbar sits over a larger editorial surface.
+                </p>
+              </section>
+            ))}
+          </div>
+        </WorkbenchPane>
+        <WorkbenchPane title="Inspector" eyebrow="Right rail">
+          <div className="space-y-3">
+            {queueRows.map(item => (
+              <article key={item.id} className="rounded-xl border border-divider-subtle bg-components-panel-bg-alt p-3">
+                <div className="text-text-primary system-sm-semibold">{item.id}</div>
+                <div className="mt-1 text-text-secondary system-sm-regular">{item.title}</div>
+                <div className="mt-2 text-text-tertiary system-xs-regular">{item.note}</div>
+              </article>
+            ))}
+          </div>
+        </WorkbenchPane>
+      </div>
+    </StoryCard>
+  ),
+}
+
+export const HorizontalAndOverlay: Story = {
+  render: () => (
+    <div className="grid gap-6 xl:grid-cols-[minmax(0,1fr)_minmax(320px,420px)]">
+      <StoryCard
+        eyebrow="Horizontal"
+        title="Scrollable rails"
+        description="A horizontal lane with cards wider than the viewport. The story keeps the shared base scrollbar and only shifts its placement slightly for a cleaner presentation."
+      >
+        <HorizontalRailPane />
+      </StoryCard>
+      <StoryCard
+        eyebrow="Overlay"
+        title="Popup and blurred surfaces"
+        description="An overlay-style surface that mirrors menus, pickers, and sidecar drawers already present in the app. The business layer only adjusts the shell and thumb rounding."
+      >
+        <OverlayPane />
+      </StoryCard>
+    </div>
+  ),
+}
+
+export const CornerSurface: Story = {
+  render: () => (
+    <StoryCard
+      eyebrow="Corner"
+      title="Explicit corner treatment"
+      description="This example keeps both tracks visible so the bottom-right corner can be inspected as part of the surface design, not as an accidental leftover."
+    >
+      <div className="flex justify-center">
+        <CornerPane />
+      </div>
+    </StoryCard>
+  ),
+}
+
+export const ExploreSidebarWebApps: Story = {
+  render: () => (
+    <StoryCard
+      eyebrow="Explore"
+      title="Web apps sidebar list"
+      description="A sidebar-style pane modeled after /explore/apps. The story keeps the shared ScrollArea primitive and composes the surrounding shell, section label, selected state, and pinned divider at the story layer."
+    >
+      <div className="flex justify-center">
+        <ExploreSidebarWebAppsPane />
+      </div>
+    </StoryCard>
+  ),
+}
+
+export const PrimitiveComposition: Story = {
+  render: () => (
+    <StoryCard
+      eyebrow="Primitive"
+      title="Minimal composition reference"
+      description="A stripped-down example for teams that want to start from the base API and add their own shell classes around it. The outer shell adds inset padding so the tracks sit inside the rounded surface instead of colliding with the panel corners."
+    >
+      <div className={cn(panelClassName, 'h-[260px] max-w-[420px]')}>
+        <ScrollArea className={insetScrollAreaClassName}>
+          <ScrollAreaViewport className={insetViewportClassName}>
+            <ScrollAreaContent className="min-w-[560px] space-y-3 p-4 pr-6">
+              {Array.from({ length: 8 }, (_, index) => (
+                <div key={index} className="rounded-xl border border-divider-subtle bg-components-panel-bg-alt px-3 py-3 text-text-secondary system-sm-regular">
+                  Primitive row
+                  {' '}
+                  {index + 1}
+                </div>
+              ))}
+            </ScrollAreaContent>
+          </ScrollAreaViewport>
+          <ScrollAreaScrollbar className={insetScrollbarClassName}>
+            <ScrollAreaThumb />
+          </ScrollAreaScrollbar>
+          <ScrollAreaScrollbar orientation="horizontal" className={insetScrollbarClassName}>
+            <ScrollAreaThumb />
+          </ScrollAreaScrollbar>
+          <ScrollAreaCorner />
+        </ScrollArea>
+      </div>
+    </StoryCard>
+  ),
+}
diff --git a/web/app/components/base/ui/scroll-area/index.tsx b/web/app/components/base/ui/scroll-area/index.tsx
new file mode 100644
index 0000000000..73197b7ee5
--- /dev/null
+++ b/web/app/components/base/ui/scroll-area/index.tsx
@@ -0,0 +1,89 @@
+'use client'
+
+import { ScrollArea as BaseScrollArea } from '@base-ui/react/scroll-area'
+import * as React from 'react'
+import { cn } from '@/utils/classnames'
+
+export const ScrollArea = BaseScrollArea.Root
+export type ScrollAreaRootProps = React.ComponentPropsWithRef<typeof BaseScrollArea.Root>
+
+export const ScrollAreaContent = BaseScrollArea.Content
+export type ScrollAreaContentProps = React.ComponentPropsWithRef<typeof BaseScrollArea.Content>
+
+export const scrollAreaScrollbarClassName = cn(
+  'flex touch-none select-none opacity-0 transition-opacity motion-reduce:transition-none',
+  'pointer-events-none data-[hovering]:pointer-events-auto data-[hovering]:opacity-100',
+  'data-[scrolling]:pointer-events-auto data-[scrolling]:opacity-100',
+  'hover:pointer-events-auto hover:opacity-100',
+  'data-[orientation=vertical]:absolute data-[orientation=vertical]:inset-y-0 data-[orientation=vertical]:right-0 data-[orientation=vertical]:w-3 data-[orientation=vertical]:justify-center',
+  'data-[orientation=horizontal]:absolute data-[orientation=horizontal]:inset-x-0 data-[orientation=horizontal]:bottom-0 data-[orientation=horizontal]:h-3 data-[orientation=horizontal]:items-center',
+)
+
+export const scrollAreaThumbClassName = cn(
+  'shrink-0 rounded-[4px] bg-state-base-handle transition-[background-color] hover:bg-state-base-handle-hover motion-reduce:transition-none',
+  'data-[orientation=vertical]:w-1',
+  'data-[orientation=horizontal]:h-1',
+)
+
+export const scrollAreaViewportClassName = cn(
+  'size-full min-h-0 min-w-0 outline-none',
+  'focus-visible:ring-1 focus-visible:ring-inset focus-visible:ring-components-input-border-hover',
+)
+
+export const scrollAreaCornerClassName = 'bg-transparent'
+
+export type ScrollAreaViewportProps = React.ComponentPropsWithRef<typeof BaseScrollArea.Viewport>
+
+export function ScrollAreaViewport({
+  className,
+  ...props
+}: ScrollAreaViewportProps) {
+  return (
+    <BaseScrollArea.Viewport
+      className={cn(scrollAreaViewportClassName, className)}
+      {...props}
+    />
+  )
+}
+
+export type ScrollAreaScrollbarProps = React.ComponentPropsWithRef<typeof BaseScrollArea.Scrollbar>
+
+export function ScrollAreaScrollbar({
+  className,
+  ...props
+}: ScrollAreaScrollbarProps) {
+  return (
+    <BaseScrollArea.Scrollbar
+      className={cn(scrollAreaScrollbarClassName, className)}
+      {...props}
+    />
+  )
+}
+
+export type ScrollAreaThumbProps = React.ComponentPropsWithRef<typeof BaseScrollArea.Thumb>
+
+export function ScrollAreaThumb({
+  className,
+  ...props
+}: ScrollAreaThumbProps) {
+  return (
+    <BaseScrollArea.Thumb
+      className={cn(scrollAreaThumbClassName, className)}
+      {...props}
+    />
+  )
+}
+
+export type ScrollAreaCornerProps = React.ComponentPropsWithRef<typeof BaseScrollArea.Corner>
+
+export function ScrollAreaCorner({
+  className,
+  ...props
+}: ScrollAreaCornerProps) {
+  return (
+    <BaseScrollArea.Corner
+      className={cn(scrollAreaCornerClassName, className)}
+      {...props}
+    />
+  )
+}
diff --git a/web/eslint.config.mjs b/web/eslint.config.mjs
index 0c7a2554e3..ee26de85e9 100644
--- a/web/eslint.config.mjs
+++ b/web/eslint.config.mjs
@@ -5,7 +5,13 @@ import tailwindcss from 'eslint-plugin-better-tailwindcss'
 import hyoban from 'eslint-plugin-hyoban'
 import sonar from 'eslint-plugin-sonarjs'
 import storybook from 'eslint-plugin-storybook'
-import { OVERLAY_MIGRATION_LEGACY_BASE_FILES } from './eslint.constants.mjs'
+import {
+  HYOBAN_PREFER_TAILWIND_ICONS_OPTIONS,
+  NEXT_PLATFORM_RESTRICTED_IMPORT_PATHS,
+  NEXT_PLATFORM_RESTRICTED_IMPORT_PATTERNS,
+  OVERLAY_MIGRATION_LEGACY_BASE_FILES,
+  OVERLAY_RESTRICTED_IMPORT_PATTERNS,
+} from './eslint.constants.mjs'
 import dify from './plugins/eslint/index.js'
 
 // Enable Tailwind CSS IntelliSense mode for ESLint runs
@@ -14,99 +20,6 @@ process.env.TAILWIND_MODE ??= 'ESLINT'
 
 const disableRuleAutoFix = !(isInEditorEnv() || isInGitHooksOrLintStaged())
 
-const NEXT_PLATFORM_RESTRICTED_IMPORT_PATHS = [
-  {
-    name: 'next',
-    message: 'Import Next APIs from the corresponding @/next module instead of next.',
-  },
-]
-
-const NEXT_PLATFORM_RESTRICTED_IMPORT_PATTERNS = [
-  {
-    group: ['next/image'],
-    message: 'Do not import next/image. Use native img tags instead.',
-  },
-  {
-    group: ['next/font', 'next/font/*'],
-    message: 'Do not import next/font. Use the project font styles instead.',
-  },
-  {
-    group: ['next/*', '!next/font', '!next/font/*', '!next/image', '!next/image/*'],
-    message: 'Import Next APIs from the corresponding @/next/* module instead of next/*.',
-  },
-]
-
-const OVERLAY_RESTRICTED_IMPORT_PATTERNS = [
-  {
-    group: [
-      '**/portal-to-follow-elem',
-      '**/portal-to-follow-elem/index',
-    ],
-    message: 'Deprecated: use semantic overlay primitives from @/app/components/base/ui/ instead. See issue #32767.',
-  },
-  {
-    group: [
-      '**/base/tooltip',
-      '**/base/tooltip/index',
-    ],
-    message: 'Deprecated: use @/app/components/base/ui/tooltip instead. See issue #32767.',
-  },
-  {
-    group: [
-      '**/base/modal',
-      '**/base/modal/index',
-      '**/base/modal/modal',
-    ],
-    message: 'Deprecated: use @/app/components/base/ui/dialog instead. See issue #32767.',
-  },
-  {
-    group: [
-      '**/base/select',
-      '**/base/select/index',
-      '**/base/select/custom',
-      '**/base/select/pure',
-    ],
-    message: 'Deprecated: use @/app/components/base/ui/select instead. See issue #32767.',
-  },
-  {
-    group: [
-      '**/base/confirm',
-      '**/base/confirm/index',
-    ],
-    message: 'Deprecated: use @/app/components/base/ui/alert-dialog instead. See issue #32767.',
-  },
-  {
-    group: [
-      '**/base/popover',
-      '**/base/popover/index',
-    ],
-    message: 'Deprecated: use @/app/components/base/ui/popover instead. See issue #32767.',
-  },
-  {
-    group: [
-      '**/base/dropdown',
-      '**/base/dropdown/index',
-    ],
-    message: 'Deprecated: use @/app/components/base/ui/dropdown-menu instead. See issue #32767.',
-  },
-  {
-    group: [
-      '**/base/dialog',
-      '**/base/dialog/index',
-    ],
-    message: 'Deprecated: use @/app/components/base/ui/dialog instead. See issue #32767.',
-  },
-  {
-    group: [
-      '**/base/toast',
-      '**/base/toast/index',
-      '**/base/toast/context',
-      '**/base/toast/context/index',
-    ],
-    message: 'Deprecated: use @/app/components/base/ui/toast instead. See issue #32811.',
-  },
-]
-
 export default antfu(
   {
     react: {
@@ -192,37 +105,7 @@ export default antfu(
   {
     files: ['**/*.tsx'],
     rules: {
-      'hyoban/prefer-tailwind-icons': ['warn', {
-        prefix: 'i-',
-        propMappings: {
-          size: 'size',
-          width: 'w',
-          height: 'h',
-        },
-        libraries: [
-          {
-            prefix: 'i-custom-',
-            source: '^@/app/components/base/icons/src/(?<set>(?:public|vender)(?:/.*)?)$',
-            name: '^(?<name>.*)$',
-          },
-          {
-            source: '^@remixicon/react$',
-            name: '^(?<set>Ri)(?<name>.+)$',
-          },
-          {
-            source: '^@(?<set>heroicons)/react/24/outline$',
-            name: '^(?<name>.*)Icon$',
-          },
-          {
-            source: '^@(?<set>heroicons)/react/24/(?<variant>solid)$',
-            name: '^(?<name>.*)Icon$',
-          },
-          {
-            source: '^@(?<set>heroicons)/react/(?<variant>\\d+/(?:solid|outline))$',
-            name: '^(?<name>.*)Icon$',
-          },
-        ],
-      }],
+      'hyoban/prefer-tailwind-icons': ['warn', HYOBAN_PREFER_TAILWIND_ICONS_OPTIONS],
     },
   },
   {
diff --git a/web/eslint.constants.mjs b/web/eslint.constants.mjs
index 2ec571de84..ce19b99c9b 100644
--- a/web/eslint.constants.mjs
+++ b/web/eslint.constants.mjs
@@ -1,3 +1,96 @@
+export const NEXT_PLATFORM_RESTRICTED_IMPORT_PATHS = [
+  {
+    name: 'next',
+    message: 'Import Next APIs from the corresponding @/next module instead of next.',
+  },
+]
+
+export const NEXT_PLATFORM_RESTRICTED_IMPORT_PATTERNS = [
+  {
+    group: ['next/image'],
+    message: 'Do not import next/image. Use native img tags instead.',
+  },
+  {
+    group: ['next/font', 'next/font/*'],
+    message: 'Do not import next/font. Use the project font styles instead.',
+  },
+  {
+    group: ['next/*', '!next/font', '!next/font/*', '!next/image', '!next/image/*'],
+    message: 'Import Next APIs from the corresponding @/next/* module instead of next/*.',
+  },
+]
+
+export const OVERLAY_RESTRICTED_IMPORT_PATTERNS = [
+  {
+    group: [
+      '**/portal-to-follow-elem',
+      '**/portal-to-follow-elem/index',
+    ],
+    message: 'Deprecated: use semantic overlay primitives from @/app/components/base/ui/ instead. See issue #32767.',
+  },
+  {
+    group: [
+      '**/base/tooltip',
+      '**/base/tooltip/index',
+    ],
+    message: 'Deprecated: use @/app/components/base/ui/tooltip instead. See issue #32767.',
+  },
+  {
+    group: [
+      '**/base/modal',
+      '**/base/modal/index',
+      '**/base/modal/modal',
+    ],
+    message: 'Deprecated: use @/app/components/base/ui/dialog instead. See issue #32767.',
+  },
+  {
+    group: [
+      '**/base/select',
+      '**/base/select/index',
+      '**/base/select/custom',
+      '**/base/select/pure',
+    ],
+    message: 'Deprecated: use @/app/components/base/ui/select instead. See issue #32767.',
+  },
+  {
+    group: [
+      '**/base/confirm',
+      '**/base/confirm/index',
+    ],
+    message: 'Deprecated: use @/app/components/base/ui/alert-dialog instead. See issue #32767.',
+  },
+  {
+    group: [
+      '**/base/popover',
+      '**/base/popover/index',
+    ],
+    message: 'Deprecated: use @/app/components/base/ui/popover instead. See issue #32767.',
+  },
+  {
+    group: [
+      '**/base/dropdown',
+      '**/base/dropdown/index',
+    ],
+    message: 'Deprecated: use @/app/components/base/ui/dropdown-menu instead. See issue #32767.',
+  },
+  {
+    group: [
+      '**/base/dialog',
+      '**/base/dialog/index',
+    ],
+    message: 'Deprecated: use @/app/components/base/ui/dialog instead. See issue #32767.',
+  },
+  {
+    group: [
+      '**/base/toast',
+      '**/base/toast/index',
+      '**/base/toast/context',
+      '**/base/toast/context/index',
+    ],
+    message: 'Deprecated: use @/app/components/base/ui/toast instead. See issue #32811.',
+  },
+]
+
 export const OVERLAY_MIGRATION_LEGACY_BASE_FILES = [
   'app/components/base/chat/chat-with-history/header/mobile-operation-dropdown.tsx',
   'app/components/base/chat/chat-with-history/header/operation.tsx',
@@ -27,3 +120,35 @@ export const OVERLAY_MIGRATION_LEGACY_BASE_FILES = [
   'app/components/base/theme-selector.tsx',
   'app/components/base/tooltip/index.tsx',
 ]
+
+export const HYOBAN_PREFER_TAILWIND_ICONS_OPTIONS = {
+  prefix: 'i-',
+  propMappings: {
+    size: 'size',
+    width: 'w',
+    height: 'h',
+  },
+  libraries: [
+    {
+      prefix: 'i-custom-',
+      source: '^@/app/components/base/icons/src/(?<set>(?:public|vender)(?:/.*)?)$',
+      name: '^(?<name>.*)$',
+    },
+    {
+      source: '^@remixicon/react$',
+      name: '^(?<set>Ri)(?<name>.+)$',
+    },
+    {
+      source: '^@(?<set>heroicons)/react/24/outline$',
+      name: '^(?<name>.*)Icon$',
+    },
+    {
+      source: '^@(?<set>heroicons)/react/24/(?<variant>solid)$',
+      name: '^(?<name>.*)Icon$',
+    },
+    {
+      source: '^@(?<set>heroicons)/react/(?<variant>\\d+/(?:solid|outline))$',
+      name: '^(?<name>.*)Icon$',
+    },
+  ],
+}