<ul><li>To handle hidden and dynamic content with JavaScript, there are two main steps: getting the y position of the element relative to the page and calculating the offset for accurate scroll calculation.</li><li>The calculateHiddenY function helps retrieve the y position regardless of whether the elements are hidden or not, allowing correct scroll range and percentage calculations.</li><li>To track scroll in increments of 10% for hidden elements, we can use the scroll event listener and remove it when the page is unloaded.</li><li>Sending the tracking data to a backend endpoint can be achieved using the sendReportToBackend function, and it's advisable to implement a debounce function to reduce backend report frequency.</li></ul>

Mastering Scroll Tracking: Handling Hidden and Dynamic Content with JavaScript

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