SW footer: watermark now the horizontal lockup (matches the nav); the small overlaid readable logo is now the stacked version. Verified locally. Staging/preview only.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

index.html

@@ -334,7 +334,7 @@
   </div>
   <div class="footer-content">
     <div class="footer-block">
-      <img class="footer-logo-img" src="assets/logo/logo-horizontal-rev.svg" alt="Shop Wisdom" width="214" height="36" />
+      <img class="footer-logo-img" src="assets/logo/logo-stacked-rev.svg" alt="Shop Wisdom" width="118" height="44" />
       <nav class="footer-links" aria-label="Footer">
         <a href="#work">The work</a>
         <a href="#results">Client results</a>