diff --git a/portfolio-view/public/favicon.svg b/portfolio-view/public/favicon.svg
new file mode 100644
index 0000000..64322cf
--- /dev/null
+++ b/portfolio-view/public/favicon.svg
@@ -0,0 +1,18 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32" fill="none">
+  <!-- Background -->
+  <rect width="32" height="32" rx="5" fill="#09090b"/>
+  <!-- Subtle cyan border -->
+  <rect x="0.5" y="0.5" width="31" height="31" rx="4.5" stroke="#22d3ee" stroke-opacity="0.25"/>
+
+  <!-- Small < bracket top-left -->
+  <path d="M3.5 9.5 L1.5 12 L3.5 14.5" stroke="#22d3ee" stroke-opacity="0.45" stroke-width="1.25" stroke-linecap="round" stroke-linejoin="round"/>
+
+  <!-- Small /> closing tag bottom-right -->
+  <line x1="26.5" y1="18" x2="25" y2="23" stroke="#22d3ee" stroke-opacity="0.45" stroke-width="1.25" stroke-linecap="round"/>
+  <path d="M28.5 18 L30.5 20.5 L28.5 23" stroke="#22d3ee" stroke-opacity="0.45" stroke-width="1.25" stroke-linecap="round" stroke-linejoin="round"/>
+
+  <!-- Geometric letter A (main element) -->
+  <path d="M16 5 L7 27" stroke="#22d3ee" stroke-width="2.5" stroke-linecap="round"/>
+  <path d="M16 5 L25 27" stroke="#22d3ee" stroke-width="2.5" stroke-linecap="round"/>
+  <line x1="10.5" y1="19" x2="21.5" y2="19" stroke="#22d3ee" stroke-width="2" stroke-linecap="round"/>
+</svg>
diff --git a/portfolio-view/src/components/layout/Header.tsx b/portfolio-view/src/components/layout/Header.tsx
index e58a66f..4b63749 100644
--- a/portfolio-view/src/components/layout/Header.tsx
+++ b/portfolio-view/src/components/layout/Header.tsx
@@ -26,8 +26,18 @@ export function Header() {
       <div className="max-w-6xl mx-auto px-6 h-16 flex items-center justify-between">
         <a
           href="#hero"
-          className="font-heading font-bold text-lg tracking-tight text-white hover:text-accent transition-colors"
+          className="flex items-center gap-2.5 font-heading font-bold text-lg tracking-tight text-white hover:text-accent transition-colors group"
         >
+          <svg width="26" height="26" viewBox="0 0 32 32" fill="none" className="shrink-0">
+            <rect width="32" height="32" rx="5" fill="#09090b"/>
+            <rect x="0.5" y="0.5" width="31" height="31" rx="4.5" stroke="#22d3ee" strokeOpacity="0.3"/>
+            <path d="M3.5 9.5 L1.5 12 L3.5 14.5" stroke="#22d3ee" strokeOpacity="0.5" strokeWidth="1.25" strokeLinecap="round" strokeLinejoin="round"/>
+            <line x1="26.5" y1="18" x2="25" y2="23" stroke="#22d3ee" strokeOpacity="0.5" strokeWidth="1.25" strokeLinecap="round"/>
+            <path d="M28.5 18 L30.5 20.5 L28.5 23" stroke="#22d3ee" strokeOpacity="0.5" strokeWidth="1.25" strokeLinecap="round" strokeLinejoin="round"/>
+            <path d="M16 5 L7 27" stroke="#22d3ee" strokeWidth="2.5" strokeLinecap="round"/>
+            <path d="M16 5 L25 27" stroke="#22d3ee" strokeWidth="2.5" strokeLinecap="round"/>
+            <line x1="10.5" y1="19" x2="21.5" y2="19" stroke="#22d3ee" strokeWidth="2" strokeLinecap="round"/>
+          </svg>
           Alexander<span className="text-accent">.</span>
         </a>
 
diff --git a/portfolio-view/src/services/api.ts b/portfolio-view/src/services/api.ts
index c89a9fd..9b2f255 100644
--- a/portfolio-view/src/services/api.ts
+++ b/portfolio-view/src/services/api.ts
@@ -13,7 +13,7 @@ export async function fetchHrGuestToken(): Promise<string> {
 }
 
 export async function createChat(token: string): Promise<string> {
-  const response = await fetch(`${BASE_URL}/api/rag/chats`, {
+  const response = await fetch(`${BASE_URL}/api/rag/chat/new`, {
     method: 'POST',
     headers: {
       'Content-Type': 'application/json',
@@ -41,7 +41,7 @@ export function streamChatQuery(
 ): () => void {
   const controller = new AbortController()
 
-  fetch(`${BASE_URL}/api/rag/chats/${chatId}/query`, {
+  fetch(`${BASE_URL}/api/rag/entry/${chatId}`, {
     method: 'POST',
     headers: {
       'Content-Type': 'application/json',