Blogger audits 200 posts, finds three hidden bugs in headings, CSS, and mobile layout

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A developer running a long-standing technical blog paused new publishing to conduct a full audit of roughly 200 existing posts, uncovering three structural issues invisible on their own screen. Multiple posts contained conflicting H1 headings caused by the blog theme and post body editor rendering titles independently, resulting in eight duplicate top-level headings across five posts. A screen-reader label on the site's search box was marked with a CSS class intended to visually hide it, but the corresponding style rule was missing entirely, causing layout breakage on narrow mobile viewports. The correct fix used a clip-based CSS pattern to keep the label accessible to assistive technology while removing it from visual display — rather than simply deleting the element. Each fix was deployed as a separate versioned theme update with a recorded checksum, allowing for clean rollback if needed.

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