A simple expand/collapse toggle for a single content section. Lighter than an accordion.
A single collapsible section. Click the trigger to expand or collapse.
<div class="sui-collapsible">
<button type="button" class="sui-collapsible-trigger" aria-expanded="false">
Toggle content
</button>
<div class="sui-collapsible-content">
<div class="sui-collapsible-content-inner">
This is the collapsible content. It can contain any HTML — text, links, images, or other components. Click the trigger again to collapse.
</div>
</div>
</div>
Add the open class and aria-expanded="true" to start expanded.
<div class="sui-collapsible open">
<button type="button" class="sui-collapsible-trigger" aria-expanded="true">
Project settings
</button>
<div class="sui-collapsible-content">
<div class="sui-collapsible-content-inner">
These are your project settings. You can configure build options, environment variables, and deployment targets here. Click to collapse when you're done.
</div>
</div>
</div>The content area can hold any markup — lists, badges, nested components, etc.
<div class="sui-collapsible">
<button type="button" class="sui-collapsible-trigger" aria-expanded="false">
3 items tagged <span class="sui-badge sui-badge-primary" style="margin-left:8px;">3</span>
</button>
<div class="sui-collapsible-content">
<div class="sui-collapsible-content-inner">
<div style="display:flex;flex-direction:column;gap:8px;">
<div style="display:flex;align-items:center;justify-content:space-between;gap:16px;padding:8px 12px;border-radius:var(--sui-radius-xs);box-shadow:var(--sui-shadow-inset-sm);">
<span>project-alpha.config</span>
<span class="sui-badge sui-badge-sm">Config</span>
</div>
<div style="display:flex;align-items:center;justify-content:space-between;gap:16px;padding:8px 12px;border-radius:var(--sui-radius-xs);box-shadow:var(--sui-shadow-inset-sm);">
<span>dashboard.module.ts</span>
<span class="sui-badge sui-badge-sm sui-badge-success">Active</span>
</div>
<div style="display:flex;align-items:center;justify-content:space-between;gap:16px;padding:8px 12px;border-radius:var(--sui-radius-xs);box-shadow:var(--sui-shadow-inset-sm);">
<span>auth.service.ts</span>
<span class="sui-badge sui-badge-sm sui-badge-warning">Review</span>
</div>
</div>
</div>
</div>
</div>Add sui-collapsible-flush for a flat style with no card background or shadow — fits inside other containers.
<div class="sui-collapsible sui-collapsible-flush">
<button type="button" class="sui-collapsible-trigger" aria-expanded="false">
Advanced options
</button>
<div class="sui-collapsible-content">
<div class="sui-collapsible-content-inner">
Flush collapsibles have no background or shadow. They work well embedded inside cards, sidebars, or other containers where you don't want a nested card look.
</div>
</div>
</div>Add sui-collapsible-plain to hide the chevron arrow.
<div class="sui-collapsible sui-collapsible-plain">
<button type="button" class="sui-collapsible-trigger" aria-expanded="false">
Click to reveal details
</button>
<div class="sui-collapsible-content">
<div class="sui-collapsible-content-inner">
This collapsible has no chevron icon. The entire trigger area is still clickable. Use this when you want a cleaner look or provide your own icon inside the trigger.
</div>
</div>
</div>Each collapsible operates independently — opening one doesn't close the others (unlike a single-open accordion).
<div class="sui-collapsible">
<button type="button" class="sui-collapsible-trigger" aria-expanded="false">Section A</button>
<div class="sui-collapsible-content">
<div class="sui-collapsible-content-inner">
Content for section A. This is independent of the other sections below.
</div>
</div>
</div>
<div class="sui-collapsible">
<button type="button" class="sui-collapsible-trigger" aria-expanded="false">Section B</button>
<div class="sui-collapsible-content">
<div class="sui-collapsible-content-inner">
Content for section B. Open and close this without affecting A or C.
</div>
</div>
</div>
<div class="sui-collapsible">
<button type="button" class="sui-collapsible-trigger" aria-expanded="false">Section C</button>
<div class="sui-collapsible-content">
<div class="sui-collapsible-content-inner">
Content for section C. All three can be open at the same time.
</div>
</div>
</div>Add disabled to the trigger button to prevent toggling.
<div class="sui-collapsible">
<button type="button" class="sui-collapsible-trigger" aria-expanded="false" disabled>
This section is locked
</button>
<div class="sui-collapsible-content">
<div class="sui-collapsible-content-inner">
You shouldn't be able to see this.
</div>
</div>
</div>This is a neumorphic modal dialog. It features backdrop blur, smooth animations, and focus trap. Press Escape or click outside to close.
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This modal takes up the entire viewport. Useful for immersive content, editors, or media viewers.
Press Escape or click the close button to dismiss.
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Clicking outside this modal won't close it. Instead, the modal will shake to indicate it requires explicit action. Use the close button or press Escape to dismiss.
This modal has no backdrop blur. The background is visible but dimmed.
A subtle 3px backdrop blur. Content behind is slightly softened.
A heavy 12px backdrop blur. Background is barely recognizable.
Maximum 20px blur. Background is fully frosted.
This is a default right-side sheet. It slides in from the right edge of the screen with a blurred backdrop.
Sheets are great for navigation menus, settings panels, detail views, and forms that don't need to interrupt the main content flow.
This sheet slides down from the top. Great for announcements, notification panels, or search interfaces.
This is a small (280px) right-side sheet.
This is a large (480px) right-side sheet. Great for forms, detail views, or complex content.
Clicking outside this sheet won't close it. The sheet will shake to indicate it requires explicit action. Use the close button or press Escape.