font

src/app.css

@@ -28,6 +28,7 @@ body {
   place-items: center;
   min-width: 320px;
   min-height: 100vh;
+  font-family: Avenir, Helvetica, Arial, sans-serif;
 }
 
 h1 {

src/routes/+page.svelte

@@ -243,6 +243,19 @@ Keep your responses concise and helpful. Answer questions about the data above.`
     background-color: #f8f9fa;
   }
 
+  .page-header {
+    max-width: 1200px;
+    margin: 0 auto;
+    padding: 24px 24px 0 24px;
+  }
+
+  .page-header h1 {
+    margin: 0;
+    font-size: 28px;
+    letter-spacing: -0.02em;
+    color: #0f172a;
+  }
+
   h2 {
     margin: 0 0 20px 0;
     color: #333;