Component

Single Open Accordion

Generic accordion enforcing one-open-at-a-time behavior with an expanding accent bar and a live open-count announcement. For terms, policies, and focused help centers.

  • Component
  • Tailwind
  • HTML
  • MIT

What it does

Capabilities

  • One-open enforcement
  • Accent bar reveal
  • Live open count
  • Aria-live count
  • Focus rings

Preview

Live component

Interactive preview
Open preview
9:41 100%
devsnips.site/library/tailwind/components/accordions/single-open-accordion/
fluid · no fixed width 100%
No dependencies Keyboard-ready

Install

Add to your project

terminal
npx devsnips add Tailwind/Components/Accordions/single-open-accordion
registry path: Tailwind/Components/Accordions/single-open-accordion

Source

Implementation

code.html
<!--
Snippet Name: Single Open Accordion
Description: Generic accordion enforcing one-open-at-a-time behavior with an expanding accent bar and an open-count chip. Keyboard and aria wired.
Author: DevSnips Contributors
Usage Example: Terms, policies, or help centers where focus should stay on one answer.
-->
<div class="space-y-2" data-accordion="single" data-single-open>
  <div class="accordion-item-wrap relative overflow-hidden rounded-xl border border-gray-200 bg-white transition-colors hover:border-gray-300" data-accordion-item>
    <span class="accordion-accent absolute inset-y-0 left-0 w-1 origin-top scale-y-0 bg-emerald-500 transition-transform duration-300 ease-out"></span>
    <h3>
      <button type="button" id="so-trigger-1" aria-controls="so-panel-1" aria-expanded="false" class="accordion-trigger flex w-full items-center justify-between gap-4 pl-5 pr-4 py-4 text-left focus:outline-none focus-visible:ring-2 focus-visible:ring-emerald-500 focus-visible:ring-inset rounded-xl">
        <span class="text-sm font-semibold text-gray-900">What data do you collect?</span>
        <svg class="accordion-chevron h-5 w-5 shrink-0 text-gray-400 transition-transform duration-300 ease-out" fill="none" stroke="currentColor" viewBox="0 0 24 24" aria-hidden="true"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 9l-7 7-7-7"/></svg>
      </button>
    </h3>
    <div id="so-panel-1" role="region" aria-labelledby="so-trigger-1" class="accordion-panel grid grid-rows-[0fr] transition-[grid-template-rows] duration-300 ease-out">
      <div class="overflow-hidden"><p class="pl-5 pr-4 pb-4 text-sm leading-relaxed text-gray-600">We collect only what's required to run your account: email, workspace metadata, and billing country. We never track behavior across other sites, and analytics are anonymized and opt-out-able from your settings.</p></div>
    </div>
  </div>

  <div class="accordion-item-wrap relative overflow-hidden rounded-xl border border-gray-200 bg-white transition-colors hover:border-gray-300" data-accordion-item>
    <span class="accordion-accent absolute inset-y-0 left-0 w-1 origin-top scale-y-0 bg-emerald-500 transition-transform duration-300 ease-out"></span>
    <h3>
      <button type="button" id="so-trigger-2" aria-controls="so-panel-2" aria-expanded="false" class="accordion-trigger flex w-full items-center justify-between gap-4 pl-5 pr-4 py-4 text-left focus:outline-none focus-visible:ring-2 focus-visible:ring-emerald-500 focus-visible:ring-inset rounded-xl">
        <span class="text-sm font-semibold text-gray-900">Where is my data stored?</span>
        <svg class="accordion-chevron h-5 w-5 shrink-0 text-gray-400 transition-transform duration-300 ease-out" fill="none" stroke="currentColor" viewBox="0 0 24 24" aria-hidden="true"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 9l-7 7-7-7"/></svg>
      </button>
    </h3>
    <div id="so-panel-2" role="region" aria-labelledby="so-trigger-2" class="accordion-panel grid grid-rows-[0fr] transition-[grid-template-rows] duration-300 ease-out">
      <div class="overflow-hidden"><p class="pl-5 pr-4 pb-4 text-sm leading-relaxed text-gray-600">Data is encrypted at rest in the region you select during signup, with replicas confined to that region for residency compliance. You can migrate regions on request without downtime.</p></div>
    </div>
  </div>

  <div class="accordion-item-wrap relative overflow-hidden rounded-xl border border-gray-200 bg-white transition-colors hover:border-gray-300" data-accordion-item>
    <span class="accordion-accent absolute inset-y-0 left-0 w-1 origin-top scale-y-0 bg-emerald-500 transition-transform duration-300 ease-out"></span>
    <h3>
      <button type="button" id="so-trigger-3" aria-controls="so-panel-3" aria-expanded="false" class="accordion-trigger flex w-full items-center justify-between gap-4 pl-5 pr-4 py-4 text-left focus:outline-none focus-visible:ring-2 focus-visible:ring-emerald-500 focus-visible:ring-inset rounded-xl">
        <span class="text-sm font-semibold text-gray-900">How do I request deletion?</span>
        <svg class="accordion-chevron h-5 w-5 shrink-0 text-gray-400 transition-transform duration-300 ease-out" fill="none" stroke="currentColor" viewBox="0 0 24 24" aria-hidden="true"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 9l-7 7-7-7"/></svg>
      </button>
    </h3>
    <div id="so-panel-3" role="region" aria-labelledby="so-trigger-3" class="accordion-panel grid grid-rows-[0fr] transition-[grid-template-rows] duration-300 ease-out">
      <div class="overflow-hidden"><p class="pl-5 pr-4 pb-4 text-sm leading-relaxed text-gray-600">Open Privacy, then Request deletion. We confirm by email and permanently remove personal data within 30 days, including backups. A receipt is generated for your records.</p></div>
    </div>
  </div>

  <p class="px-1 pt-1 text-xs text-gray-400" data-open-count aria-live="polite">0 of 3 open</p>

  <script>
    (function () {
      const root = document.currentScript.closest('[data-accordion]');
      if (!root) return;
      const counter = root.querySelector('[data-open-count]');
      const items = Array.from(root.querySelectorAll('[data-accordion-item]'));
      const updateCount = () => {
        if (!counter) return;
        const n = items.filter((i) => i.querySelector('.accordion-trigger').getAttribute('aria-expanded') === 'true').length;
        counter.textContent = n + ' of ' + items.length + ' open';
      };
      items.forEach((item) => {
        const trigger = item.querySelector('.accordion-trigger');
        const panel = item.querySelector('.accordion-panel');
        const chevron = item.querySelector('.accordion-chevron');
        const accent = item.querySelector('.accordion-accent');
        if (!trigger || !panel) return;
        const close = () => { trigger.setAttribute('aria-expanded','false'); panel.classList.remove('grid-rows-[1fr]'); panel.classList.add('grid-rows-[0fr]'); if (chevron) chevron.style.transform=''; if (accent) accent.style.transform='scaleY(0)'; };
        const open = () => { trigger.setAttribute('aria-expanded','true'); panel.classList.add('grid-rows-[1fr]'); panel.classList.remove('grid-rows-[0fr]'); if (chevron) chevron.style.transform='rotate(180deg)'; if (accent) accent.style.transform='scaleY(1)'; };
        trigger.addEventListener('click', () => {
          const isOpen = trigger.getAttribute('aria-expanded') === 'true';
          items.forEach((o) => { if (o !== item) { const t=o.querySelector('.accordion-trigger'); const p=o.querySelector('.accordion-panel'); const c=o.querySelector('.accordion-chevron'); const a=o.querySelector('.accordion-accent'); t.setAttribute('aria-expanded','false'); p.classList.remove('grid-rows-[1fr]'); p.classList.add('grid-rows-[0fr]'); if(c) c.style.transform=''; if(a) a.style.transform='scaleY(0)'; } });
          isOpen ? close() : open();
          updateCount();
        });
      });
      updateCount();
    })();
  </script>
</div>
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DevSnips AI ready Claude · Cursor · Windsurf

Agent skill & Model Context Protocol

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devsnips://components/accordions/single-open-accordion
Prompt instruction
I want to use this DevSnips resource in production:

Page:
https://devsnips.site/library/tailwind/components/accordions/single-open-accordion/

Install: npx devsnips add
Tailwind/Components/Accordions/single-open-accordion

This is the Single Open Accordion — Generic accordion enforcing one-open-at-a-time behavior with an expanding accent bar and a live open-count announcement. For terms, policies, and focused help centers.

Use this DevSnips resource as the starting point for my project.
Adapt it to my project's stack and conventions, fix any issues,
and make it production-ready while preserving its intended design
and behavior.

Paste into ChatGPT, Claude or your agent — it already carries the page URL and the exact install path.

Resource URI
devsnips://components/accordions/single-open-accordion