Addresses QA Agent 2 findings:
- Add :focus outline on title and thumbnail links for keyboard navigation
- Wrap excerpt paragraph in conditional to avoid empty <p> when both
ai_summary and excerpt are missing
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Rewrites public CSS to match actual .pn-* class names from the PHP
template and changes the default shortcode layout from card/grid to a
horizontal list: fixed-width thumbnail on the left, title + summary on
the right. Includes compact variant for widgets and responsive
stacking on small screens.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
The Peptide_News_Loader class was referenced by class-peptide-news.php
but never committed, causing a fatal error on plugin activation.
Also adds public/css/public-style.css which is enqueued by the public
class.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
