Homepage h1s back to section heads (links row left the vault index); LinkedIn in nav + footer

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

src/layouts/Base.astro

@@ -71,6 +71,7 @@ const pageUrl = new URL(Astro.url.pathname, Astro.site);
               <a href="https://resume.c0smere.net/raywes88/easy-bronze-gazelle"
                 >resume</a
               >
+              <a href="https://www.linkedin.com/in/wesley-m-ray/">linkedin</a>
             </nav>
           </div>
           <div id="hq" class="header-quote" hidden>
@@ -100,7 +101,8 @@ const pageUrl = new URL(Astro.url.pathname, Astro.site);
           <p>
             Wesley Ray · <a href="https://blog.c0smere.net">blog</a> ·
             <a href="https://git.c0smere.net/wes">git</a> ·
-            <a href="https://resume.c0smere.net/raywes88/easy-bronze-gazelle">resume</a>
+            <a href="https://resume.c0smere.net/raywes88/easy-bronze-gazelle">resume</a> ·
+            <a href="https://www.linkedin.com/in/wesley-m-ray/">linkedin</a>
           </p>
           <div id="odometer" hidden>
             <div class="odo-display" id="odo-digits" aria-live="off"></div>
@@ -757,23 +759,8 @@ const pageUrl = new URL(Astro.url.pathname, Astro.site);
         font-weight: 800;
         margin: 2.4rem 0 0.75rem;
       }
-      /* the vault-authored links row at the very top: render as a small
-         uppercase link bar, not a display heading */
       .home main > h1:first-child {
-        margin: 0 0 0.5rem;
+        margin-top: 0.75rem;
-        font-size: 0.8rem;
-        font-weight: 400;
-        letter-spacing: 0.08em;
-        text-transform: uppercase;
-        color: var(--muted);
-      }
-      .home main > h1:first-child a {
-        color: var(--muted);
-        text-decoration: none;
-      }
-      .home main > h1:first-child a:hover {
-        color: var(--link-bright);
-        text-decoration: underline;
       }
       .home main h2 {
         font-size: 0.85rem;