fix: center footer logo with the contact/navigation columns

The logo was much taller than the text columns and top-aligned,
making the footer look lopsided. Vertically centers the grid columns
and shrinks the logo so it's proportionate to the rest of the footer.

Claude-Session: https://claude.ai/code/session_01NhxA4npAXAxmCDEJt6kxSH

src/components/Footer.module.css

@@ -21,12 +21,18 @@
   padding: var(--space-xl) var(--space-lg) var(--space-lg);
   display: grid;
   grid-template-columns: 1.4fr 1fr 1fr;
+  align-items: center;
   gap: var(--space-xl);
 }
 
+.brand {
+  display: flex;
+  align-items: center;
+}
+
 .logo {
   width: 100%;
-  max-width: 220px;
+  max-width: 130px;
   height: auto;
 }
 
@@ -74,4 +80,8 @@
   .links {
     align-items: center;
   }
+
+  .brand {
+    justify-content: center;
+  }
 }