axe-core rule: page-has-heading-one
The page has no top-level heading
What it is
The page contains no h1 element, so there is no top-level entry in the heading outline announcing what the page is about.
Who it blocks
Screen reader users commonly jump straight to the h1 to orient themselves on a new page; without one they have to read linearly to find out where they are.
How to fix it
Add exactly one h1 per page describing its main content.
Example fix
<!-- Before -->
<div class="page-title">Red Leather Office Chair</div>
<!-- After -->
<h1 class="page-title">Red Leather Office Chair</h1>
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