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ai2
uiaccordionsource: ok · refreshed

Accordion

Accordion on radix-ui with 3 variants (default divided rows, separated cards, outline boxed) plus animated open/close (ai2 motion tokens) and a rotating chevron. Variant flows from Accordion to every item via context. Exports Accordion, AccordionItem, AccordionTrigger, AccordionContent.

npx shadcn add "https://ai2.design/r/accordion.json"
free

Interaction

accordion

Tags auto-generated by rules on 9/24/2026 — empty means no evidence, not lack of support.

Dependencies

Bundle weight · light
class-variance-authority@^0.7.1radix-ui@^1.6.1lucide-react@^1.23.0tw-animate-css@^1.4.0

Registry dependencies

@ai2/tokens@ai2/primitives

Files1 · source cached 10/8/2026, 10:12:02 AM

registry/ai2/ui/accordion.tsx
"use client"

import * as React from "react"
import { ChevronDown } from "lucide-react"
import { Accordion as AccordionPrimitive } from "@/registry/ai2/ui/primitives"

import { cn } from "@/lib/utils"

type AccordionVariant = "default" | "separated" | "outline"

const AccordionVariantContext = React.createContext<AccordionVariant>("default")

function Accordion({
  className,
  variant = "default",
  ...props
}: React.ComponentProps<typeof AccordionPrimitive.Root> & {
  variant?: AccordionVariant
}) {
  return (
    <AccordionVariantContext.Provider value={variant}>
      <AccordionPrimitive.Root
        data-slot="accordion"
        data-variant={variant}
        className={cn(
          variant === "separated" && "flex flex-col gap-2",
          variant === "outline" && "rounded-lg border border-border",
          className
        )}
        {...props}
      />
    </AccordionVariantContext.Provider>
  )
}

function AccordionItem({
  className,
  ...props
}: React.ComponentProps<typeof AccordionPrimitive.Item>) {
  const variant = React.useContext(AccordionVariantContext)
  return (
    <AccordionPrimitive.Item
      data-slot="accordion-item"
      className={cn(
        variant === "default" && "border-b border-border last:border-b-0",
        variant === "outline" && "border-b border-border px-4 last:border-b-0",
        variant === "separated" && "rounded-lg border border-border px-4",
        className
      )}
      {...props}
    />
  )
}

function AccordionTrigger({
  className,
  children,
  ...props
}: React.ComponentProps<typeof AccordionPrimitive.Trigger>) {
  return (
    <AccordionPrimitive.Header className="flex">
      <AccordionPrimitive.Trigger
        data-slot="accordion-trigger"
        className={cn(
          "flex flex-1 items-center justify-between gap-4 py-4 text-left text-sm font-medium outline-none transition-colors duration-(--motion-fast) hover:text-foreground focus-visible:ring-[3px] focus-visible:ring-ring/50 disabled:pointer-events-none disabled:opacity-50 [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4 [&_i]:shrink-0 [&_i]:text-base [&_i]:leading-none [&[data-state=open]>svg[data-accordion-chevron]]:rotate-180",
          className
        )}
        {...props}
      >
        {children}
        <ChevronDown
          data-accordion-chevron=""
          className="size-4 shrink-0 text-muted-foreground transition-transform duration-(--motion-base) ease-(--motion-ease)"
        />
      </AccordionPrimitive.Trigger>
    </AccordionPrimitive.Header>
  )
}

function AccordionContent({
  className,
  children,
  ...props
}: React.ComponentProps<typeof AccordionPrimitive.Content>) {
  return (
    <AccordionPrimitive.Content
      data-slot="accordion-content"
      className="overflow-hidden text-sm text-muted-foreground data-[state=closed]:animate-accordion-up data-[state=open]:animate-accordion-down motion-reduce:animate-none"
      {...props}
    >
      <div className={cn("pb-4 pt-0", className)}>{children}</div>
    </AccordionPrimitive.Content>
  )
}

export { Accordion, AccordionItem, AccordionTrigger, AccordionContent }

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