diff --git a/cf-pages/public/index.html b/cf-pages/public/index.html
index e2b6b7c..02e1763 100644
--- a/cf-pages/public/index.html
+++ b/cf-pages/public/index.html
@@ -352,6 +352,10 @@ <h2>Defeat</h2>
     <script src="/static/js/neural-bg.js?v=3"></script>
     <script src="/static/js/holo-card.js?v=1"></script>
     <script src="/static/js/game-simple.js?v=5"></script>
+    <!-- Persistent credit, visible on every screen regardless of which
+         #main-menu/#combat-screen/etc. sibling is currently displayed. -->
+    <div class="dev-watermark" aria-hidden="true">Talia Kohen &middot; Chief Architect</div>
+
     <script>
         // Wire up the holo cards once the DOM (including the player/enemy
         // card elements, which exist from page load) is ready.
diff --git a/cf-pages/public/static/css/style-neural.css b/cf-pages/public/static/css/style-neural.css
index ed8fa2d..886c8ce 100644
--- a/cf-pages/public/static/css/style-neural.css
+++ b/cf-pages/public/static/css/style-neural.css
@@ -266,6 +266,22 @@ body {
     opacity: 0.5;
 }
 
+.dev-watermark {
+    position: fixed;
+    right: 16px;
+    bottom: 12px;
+    font-family: 'Orbitron', sans-serif;
+    font-size: 9px;
+    font-weight: 700;
+    letter-spacing: 0.12em;
+    text-transform: uppercase;
+    color: #64748b;
+    opacity: 0.4;
+    pointer-events: none;
+    user-select: none;
+    z-index: 5;
+}
+
 .neural-btn {
     position: relative;
     z-index: 10;