diff --git a/web/public/favicon.ico b/web/public/favicon.ico
deleted file mode 100644
index 7f48a94..0000000
Binary files a/web/public/favicon.ico and /dev/null differ
diff --git a/web/public/favicon.svg b/web/public/favicon.svg
index f157bd1..0bbffed 100644
--- a/web/public/favicon.svg
+++ b/web/public/favicon.svg
@@ -1,9 +1,10 @@
-<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 128 128">
-    <path d="M50.4 78.5a75.1 75.1 0 0 0-28.5 6.9l24.2-65.7c.7-2 1.9-3.2 3.4-3.2h29c1.5 0 2.7 1.2 3.4 3.2l24.2 65.7s-11.6-7-28.5-7L67 45.5c-.4-1.7-1.6-2.8-2.9-2.8-1.3 0-2.5 1.1-2.9 2.7L50.4 78.5Zm-1.1 28.2Zm-4.2-20.2c-2 6.6-.6 15.8 4.2 20.2a17.5 17.5 0 0 1 .2-.7 5.5 5.5 0 0 1 5.7-4.5c2.8.1 4.3 1.5 4.7 4.7.2 1.1.2 2.3.2 3.5v.4c0 2.7.7 5.2 2.2 7.4a13 13 0 0 0 5.7 4.9v-.3l-.2-.3c-1.8-5.6-.5-9.5 4.4-12.8l1.5-1a73 73 0 0 0 3.2-2.2 16 16 0 0 0 6.8-11.4c.3-2 .1-4-.6-6l-.8.6-1.6 1a37 37 0 0 1-22.4 2.7c-5-.7-9.7-2-13.2-6.2Z" />
-    <style>
-        path { fill: #000; }
-        @media (prefers-color-scheme: dark) {
-            path { fill: #FFF; }
-        }
-    </style>
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 128 128">
+  <path class="shield" d="M64 4 C90 6 110 14 116 22 L116 62 C116 92 95 116 64 124 C33 116 12 92 12 62 L12 22 C18 14 38 6 64 4 Z" />
+  <path d="M42 64 L58 80 L88 48" stroke="#c4ff5b" stroke-width="11" stroke-linecap="round" stroke-linejoin="round" fill="none" />
+  <style>
+    .shield { fill: #1a1a1a; }
+    @media (prefers-color-scheme: dark) {
+      .shield { fill: #f4ede2; }
+    }
+  </style>
 </svg>
diff --git a/web/src/layouts/Layout.astro b/web/src/layouts/Layout.astro
index fd92253..70cbe9a 100644
--- a/web/src/layouts/Layout.astro
+++ b/web/src/layouts/Layout.astro
@@ -13,6 +13,7 @@ const { title = "ChainShield — Risk Gate" } = Astro.props;
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <meta name="description" content="ChainShield Agent — policy-bound risk gate for onchain treasuries." />
     <title>{title}</title>
+    <link rel="icon" type="image/svg+xml" href="/favicon.svg" />
     <link rel="preconnect" href="https://fonts.googleapis.com" />
     <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
     <link