fix buttons and benchmarks

app/src/components/Hero.astro

@@ -128,9 +128,9 @@ const pdfFilename = `${slugify(pdfBase)}.pdf`;
     <div class="meta-container-cell meta-container-cell--pdf">
       <h3>PDF</h3>
       <p>
-        <button class="button" href={`/${pdfFilename}`} download={pdfFilename} aria-label={`Download PDF ${pdfFilename}`}>
+        <a class="button" href={`/${pdfFilename}`} download={pdfFilename} aria-label={`Download PDF ${pdfFilename}`}>
           Download PDF
-        </button>
+        </a>
       </p>
     </div>
   </div>
@@ -179,7 +179,7 @@ const pdfFilename = `${slugify(pdfBase)}.pdf`;
     gap: 8px;
   }
   /* Subtle underline for links in meta; keep buttons without underline */
-  .meta-container a {
+  .meta-container a:not(.button) {
     color: var(--primary-color);
     text-decoration: underline;
     text-underline-offset: 2px;

app/src/content/assets/data/llm_benchmarks.json

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:55d9bff23e8f076125669cbbb8011d8cfe282b1efc3e8d7f9332cee4e8cf3f29
-size 1513
+oid sha256:03eeac176ae9abab0c36d798678d80aaa14228ae71d0f9134127cc3cc0d00196
+size 1088