Summary & Key Takeaways ​

• The article provides a tutorial on creating a drill-down menu component.
• It leverages native HTML <details> elements for collapsible content.
• The new CSS @scope rule is utilized to control the open state of nested <details> elements.
• The technique ensures that only one level of the menu is open at a time, providing a clean user experience.
• This approach demonstrates modern web platform features for building complex UI components with less JavaScript.

Our Commentary ​

This is a brilliant use of modern web platform features! The <details> element is so often overlooked, and combining it with @scope for a drill-down menu is incredibly elegant. It's a testament to how much we can achieve with pure HTML and CSS now, reducing the need for JavaScript for basic interactivity. This is why digestweb exists - we love seeing creative applications of new CSS features like @scope!