Home/Blocks/FAQ/FAQ Accordion

FAQ Accordion

Expandable questions built on native details and summary. No JavaScript needed.

ThemeMode
Theme tokens add once per site, shared by every block
:root {
  color-scheme: light dark;
  --color-primary: light-dark(#18181b, #fafafa);
  --color-accent: light-dark(#4f46e5, #818cf8);
  --color-bg: light-dark(#ffffff, #0b0b0d);
  --color-surface: light-dark(#f7f7f8, #161619);
  --color-text: light-dark(#0a0a0c, #f5f5f6);
  --color-text-muted: light-dark(#52525b, #a1a1aa);
  --color-border: light-dark(#e4e4e7, #26262b);
  --font-heading: 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.375rem;
  --text-2xl: 1.75rem;
  --text-3xl: 2.375rem;
  --text-4xl: 3.5rem;
  --weight-normal: 400;
  --weight-medium: 500;
  --weight-bold: 700;
  --leading-tight: 1.1;
  --leading-normal: 1.6;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;
  --radius: 0.625rem;
  --shadow: 0 1px 2px rgb(10 10 12 / 0.05), 0 4px 12px rgb(10 10 12 / 0.06), 0 16px 40px rgb(10 10 12 / 0.06);
  --container-width: 1120px;
}
Theme tokens add once per site, shared by every block
:root {
  color-scheme: light dark;
  --color-primary: light-dark(#4f46e5, #818cf8);
  --color-accent: light-dark(#a855f7, #c084fc);
  --color-bg: light-dark(#ffffff, #0c0c18);
  --color-surface: light-dark(#f5f5ff, #16162b);
  --color-text: light-dark(#111127, #ececf6);
  --color-text-muted: light-dark(#5a5a72, #9d9dbd);
  --color-border: light-dark(#e4e4f2, #28284a);
  --font-heading: 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.375rem;
  --text-2xl: 1.75rem;
  --text-3xl: 2.375rem;
  --text-4xl: 3.5rem;
  --weight-normal: 400;
  --weight-medium: 500;
  --weight-bold: 700;
  --leading-tight: 1.1;
  --leading-normal: 1.6;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;
  --radius: 0.75rem;
  --shadow: 0 1px 2px rgb(79 70 229 / 0.06), 0 6px 16px rgb(79 70 229 / 0.10), 0 20px 48px rgb(79 70 229 / 0.10);
  --container-width: 1120px;
}
Theme tokens add once per site, shared by every block
:root {
  color-scheme: light dark;
  --color-primary: light-dark(#0d9488, #2dd4bf);
  --color-accent: light-dark(#f97316, #fb923c);
  --color-bg: light-dark(#fbfaf8, #171412);
  --color-surface: light-dark(#f3f0ea, #221e1a);
  --color-text: light-dark(#292524, #ece7e0);
  --color-text-muted: light-dark(#6b6560, #a8a099);
  --color-border: light-dark(#e5dfd6, #37312a);
  --font-heading: Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.375rem;
  --text-2xl: 1.75rem;
  --text-3xl: 2.375rem;
  --text-4xl: 3.5rem;
  --weight-normal: 400;
  --weight-medium: 500;
  --weight-bold: 700;
  --leading-tight: 1.15;
  --leading-normal: 1.6;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;
  --radius: 1rem;
  --shadow: 0 2px 6px rgb(90 75 60 / 0.06), 0 10px 28px rgb(90 75 60 / 0.10);
  --container-width: 1120px;
}
HTML
<section class="s-faq-accordion-single-column">
  <div class="fa-inner">
    <span class="fa-eyebrow">FAQ</span>
    <h2 class="fa-title">Questions, answered</h2>
    <div class="fa-list">
      <details class="fa-item"><summary>Where does my work get saved?</summary><p>In your browser and in the page URL. Copy the link to keep a build, or export a project file to save it as JSON. Nothing is stored on a server.</p></details>
      <details class="fa-item"><summary>What does the exported code look like?</summary><p>One HTML file and one stylesheet. Semantic markup, vanilla CSS with your tokens as custom properties, no framework and no build step.</p></details>
      <details class="fa-item"><summary>Is it a subscription?</summary><p>No. It is a one-time purchase and includes every current and future section.</p></details>
      <details class="fa-item"><summary>Can I use it for client work?</summary><p>Yes. The Personal license covers unlimited personal and client projects.</p></details>
    </div>
  </div>
</section>
CSS block only, works with any theme's tokens
.s-faq-accordion-single-column {
  background:
    radial-gradient(38rem 18rem at 50% -12%, color-mix(in srgb, var(--color-primary) 5%, transparent), transparent 60%),
    var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  padding-block: var(--space-2xl);
}
.s-faq-accordion-single-column .fa-inner {
  max-width: 720px;
  margin-inline: auto;
  padding-inline: var(--space-lg);
  text-align: center;
}
.s-faq-accordion-single-column .fa-eyebrow {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-sm);
}
.s-faq-accordion-single-column .fa-title {
  font-family: var(--font-heading);
  text-wrap: balance;
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-xl);
}
.s-faq-accordion-single-column .fa-list {
  display: grid;
  gap: var(--space-sm);
  text-align: left;
}
.s-faq-accordion-single-column .fa-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.s-faq-accordion-single-column .fa-item:hover {
  border-color: color-mix(in srgb, var(--color-primary) 25%, var(--color-border));
}
.s-faq-accordion-single-column .fa-item[open] {
  background: var(--color-bg);
  border-color: color-mix(in srgb, var(--color-primary) 30%, var(--color-border));
  box-shadow: var(--shadow);
}
.s-faq-accordion-single-column summary {
  cursor: pointer;
  list-style: none;
  padding: var(--space-md) var(--space-lg);
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}
.s-faq-accordion-single-column summary::-webkit-details-marker {
  display: none;
}
.s-faq-accordion-single-column summary::after {
  content: '+';
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--color-primary) 9%, var(--color-bg));
  color: var(--color-primary);
  font-size: var(--text-base);
  line-height: 1;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}
.s-faq-accordion-single-column .fa-item[open] summary::after {
  content: '−';
  transform: rotate(180deg);
}
.s-faq-accordion-single-column .fa-item p {
  margin: 0;
  padding: 0 var(--space-lg) var(--space-md);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  text-wrap: pretty;
  color: var(--color-text-muted);
}
Theme tokens add once per site, shared by every block
:root {
  color-scheme: light dark;
  --color-primary: light-dark(#18181b, #fafafa);
  --color-accent: light-dark(#4f46e5, #818cf8);
  --color-bg: light-dark(#ffffff, #0b0b0d);
  --color-surface: light-dark(#f7f7f8, #161619);
  --color-text: light-dark(#0a0a0c, #f5f5f6);
  --color-text-muted: light-dark(#52525b, #a1a1aa);
  --color-border: light-dark(#e4e4e7, #26262b);
  --font-heading: 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.375rem;
  --text-2xl: 1.75rem;
  --text-3xl: 2.375rem;
  --text-4xl: 3.5rem;
  --weight-normal: 400;
  --weight-medium: 500;
  --weight-bold: 700;
  --leading-tight: 1.1;
  --leading-normal: 1.6;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;
  --radius: 0.625rem;
  --shadow: 0 1px 2px rgb(10 10 12 / 0.05), 0 4px 12px rgb(10 10 12 / 0.06), 0 16px 40px rgb(10 10 12 / 0.06);
  --container-width: 1120px;
}
Theme tokens add once per site, shared by every block
:root {
  color-scheme: light dark;
  --color-primary: light-dark(#4f46e5, #818cf8);
  --color-accent: light-dark(#a855f7, #c084fc);
  --color-bg: light-dark(#ffffff, #0c0c18);
  --color-surface: light-dark(#f5f5ff, #16162b);
  --color-text: light-dark(#111127, #ececf6);
  --color-text-muted: light-dark(#5a5a72, #9d9dbd);
  --color-border: light-dark(#e4e4f2, #28284a);
  --font-heading: 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.375rem;
  --text-2xl: 1.75rem;
  --text-3xl: 2.375rem;
  --text-4xl: 3.5rem;
  --weight-normal: 400;
  --weight-medium: 500;
  --weight-bold: 700;
  --leading-tight: 1.1;
  --leading-normal: 1.6;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;
  --radius: 0.75rem;
  --shadow: 0 1px 2px rgb(79 70 229 / 0.06), 0 6px 16px rgb(79 70 229 / 0.10), 0 20px 48px rgb(79 70 229 / 0.10);
  --container-width: 1120px;
}
Theme tokens add once per site, shared by every block
:root {
  color-scheme: light dark;
  --color-primary: light-dark(#0d9488, #2dd4bf);
  --color-accent: light-dark(#f97316, #fb923c);
  --color-bg: light-dark(#fbfaf8, #171412);
  --color-surface: light-dark(#f3f0ea, #221e1a);
  --color-text: light-dark(#292524, #ece7e0);
  --color-text-muted: light-dark(#6b6560, #a8a099);
  --color-border: light-dark(#e5dfd6, #37312a);
  --font-heading: Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.375rem;
  --text-2xl: 1.75rem;
  --text-3xl: 2.375rem;
  --text-4xl: 3.5rem;
  --weight-normal: 400;
  --weight-medium: 500;
  --weight-bold: 700;
  --leading-tight: 1.15;
  --leading-normal: 1.6;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;
  --radius: 1rem;
  --shadow: 0 2px 6px rgb(90 75 60 / 0.06), 0 10px 28px rgb(90 75 60 / 0.10);
  --container-width: 1120px;
}
HTML
<section class="s-faq-accordion-two-column">
  <div class="fa-inner">
    <span class="fa-eyebrow">FAQ</span>
    <h2 class="fa-title">Questions, answered</h2>
    <div class="fa-grid">
      <details class="fa-item"><summary>Where does my work get saved?</summary><p>In your browser and in the page URL. Export a project file to keep it as JSON. Nothing touches a server.</p></details>
      <details class="fa-item"><summary>What does the code look like?</summary><p>One HTML file and one stylesheet. Vanilla CSS with your tokens, no framework, no build step.</p></details>
      <details class="fa-item"><summary>Is it a subscription?</summary><p>No. One-time purchase, every current and future section included.</p></details>
      <details class="fa-item"><summary>Can I use it for clients?</summary><p>Yes. Personal covers unlimited personal and client projects.</p></details>
      <details class="fa-item"><summary>Do I need an account?</summary><p>No sign up. You paste a license key once to unlock exports.</p></details>
      <details class="fa-item"><summary>Will there be more sections?</summary><p>Yes, and updates are free once you own a license.</p></details>
    </div>
  </div>
</section>
CSS block only, works with any theme's tokens
.s-faq-accordion-two-column {
  background:
    radial-gradient(38rem 18rem at 50% -12%, color-mix(in srgb, var(--color-primary) 5%, transparent), transparent 60%),
    var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  padding-block: var(--space-2xl);
}
.s-faq-accordion-two-column .fa-inner {
  max-width: var(--container-width);
  margin-inline: auto;
  padding-inline: var(--space-lg);
  text-align: center;
}
.s-faq-accordion-two-column .fa-eyebrow {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-sm);
}
.s-faq-accordion-two-column .fa-title {
  font-family: var(--font-heading);
  text-wrap: balance;
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-xl);
}
.s-faq-accordion-two-column .fa-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm) var(--space-lg);
  align-items: start;
  text-align: left;
}
.s-faq-accordion-two-column .fa-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.s-faq-accordion-two-column .fa-item:hover {
  border-color: color-mix(in srgb, var(--color-primary) 25%, var(--color-border));
}
.s-faq-accordion-two-column .fa-item[open] {
  background: var(--color-bg);
  border-color: color-mix(in srgb, var(--color-primary) 30%, var(--color-border));
  box-shadow: var(--shadow);
}
.s-faq-accordion-two-column summary {
  cursor: pointer;
  list-style: none;
  padding: var(--space-md) var(--space-lg);
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}
.s-faq-accordion-two-column summary::-webkit-details-marker {
  display: none;
}
.s-faq-accordion-two-column summary::after {
  content: '+';
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--color-primary) 9%, var(--color-bg));
  color: var(--color-primary);
  font-size: var(--text-sm);
  line-height: 1;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}
.s-faq-accordion-two-column .fa-item[open] summary::after {
  content: '−';
  transform: rotate(180deg);
}
.s-faq-accordion-two-column .fa-item p {
  margin: 0;
  padding: 0 var(--space-lg) var(--space-md);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  text-wrap: pretty;
  color: var(--color-text-muted);
}
@media (max-width: 720px) {
  .s-faq-accordion-two-column .fa-grid {
    grid-template-columns: 1fr;
  }
}
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Baseline 2024 — works in every up-to-date browser.

Plus universally supported features: logical properties, custom properties. Baseline status is pulled from each feature's reference snippet.

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