diff --git a/assets/logo_big.png b/assets/logo_big.png
new file mode 100644
index 0000000..58b401d
Binary files /dev/null and b/assets/logo_big.png differ
diff --git a/index.html b/index.html
index f3e2e47..8a6d130 100644
--- a/index.html
+++ b/index.html
@@ -3,7 +3,8 @@
 <head>
   <meta charset="UTF-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>CNC Kitchen STL Texturizer</title>
+  <title>BumpMesh by CNC Kitchen</title>
+  <link rel="icon" type="image/png" href="logo.png" />
   <link rel="stylesheet" href="style.css" />
   <script>
     // Apply saved theme before first paint to avoid flash
@@ -38,12 +39,8 @@
 <body>
   <header>
     <div class="logo">
-      <svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
-        <path d="M12 2L2 7L12 12L22 7L12 2Z" stroke="#7c6aff" stroke-width="1.5" stroke-linejoin="round"/>
-        <path d="M2 17L12 22L22 17" stroke="#7c6aff" stroke-width="1.5" stroke-linejoin="round"/>
-        <path d="M2 12L12 17L22 12" stroke="#a08cff" stroke-width="1.5" stroke-linejoin="round"/>
-      </svg>
-      <span>CNC Kitchen STL Texturizer</span>
+      <img src="logo.png" alt="BumpMesh" width="24" height="24" />
+      <span>BumpMesh <small style="opacity:.6;font-weight:400">by CNC Kitchen</small></span>
     </div>
     <div class="header-actions">
       <div class="lang-seg">
@@ -359,7 +356,7 @@
   <!-- Sponsor popup -->
   <div id="sponsor-overlay" class="sponsor-overlay hidden" role="dialog" aria-modal="true" aria-labelledby="sponsor-title">
     <div class="sponsor-modal">
-      <h2 id="sponsor-title" data-i18n="sponsor.title">Thanks for using CNC Kitchen STL Texturizer!</h2>
+      <h2 id="sponsor-title" data-i18n="sponsor.title">Thanks for using BumpMesh by CNC Kitchen!</h2>
       <p data-i18n-html="sponsor.body">This tool is provided <strong>completely free</strong> by CNC Kitchen.<br>
       While your STL is being processed, why not check out the store that helps us keep making cool stuff for you?</p>
       <a href="https://geni.us/CNCStoreTexture" target="_blank" rel="noopener noreferrer" class="sponsor-link" data-i18n="sponsor.visitStore">
diff --git a/js/i18n.js b/js/i18n.js
index b7d19de..e995d8d 100644
--- a/js/i18n.js
+++ b/js/i18n.js
@@ -138,7 +138,7 @@ export const TRANSLATIONS = {
     'license.item6':  'The author shall not be held <strong>liable</strong> for any damages, data loss, or issues arising from the use of this tool.',
 
     // Sponsor modal
-    'sponsor.title':           'Thanks for using CNC Kitchen STL Texturizer!',
+    'sponsor.title':           'Thanks for using BumpMesh by CNC Kitchen!',
     'sponsor.body':            'This tool is provided <strong>completely free</strong> by CNC Kitchen.<br>While your STL is being processed, why not check out the store that helps us keep making cool stuff for you?',
     'sponsor.visitStore':      '\uD83D\uDED2 Visit CNCKitchen.STORE',
     'sponsor.donate':          '\uD83D\uDC99 Donate on PayPal',
@@ -290,8 +290,8 @@ export const TRANSLATIONS = {
     'license.item6':  'Der Autor haftet nicht f\u00fcr <strong>Sch\u00e4den</strong>, Datenverlust oder Probleme, die durch die Nutzung dieses Tools entstehen.',
 
     // Sponsor modal
-    'sponsor.title':           'Danke f\u00fcr die Nutzung des CNC Kitchen STL Texturizers!',
-    'sponsor.body':            'Dieses Tool wird von CNC Kitchen <strong>komplett kostenlos</strong> bereitgestellt.<br>W\u00e4hrend dein STL verarbeitet wird, schau doch mal im Shop vorbei, der uns hilft, coole Sachen f\u00fcr dich zu machen!',
+    'sponsor.title':           'Danke für die Nutzung von BumpMesh by CNC Kitchen!',
+    'sponsor.body':            'Dieses Tool wird von CNC Kitchen <strong>komplett kostenlos</strong> bereitgestellt.<br>Während dein STL verarbeitet wird, schau doch mal im Shop vorbei, der uns hilft, coole Sachen für dich zu machen!',
     'sponsor.visitStore':      '\uD83D\uDED2 CNCKitchen.STORE besuchen',
     'sponsor.donate':          '\uD83D\uDC99 Via PayPal spenden',
     'sponsor.dontShow':        'Nicht mehr anzeigen',
diff --git a/js/viewer.js b/js/viewer.js
index c175566..a9feacd 100644
--- a/js/viewer.js
+++ b/js/viewer.js
@@ -149,7 +149,7 @@ export function initViewer(canvas) {
   scene.background = new THREE.Color(0x111114);
 
   // Grid helper — in XY plane (Z-up)
-  grid = new THREE.GridHelper(200, 40, 0x222228, 0x1e1e24);
+  grid = new THREE.GridHelper(200, 40, 0x333340, 0x2a2a34);
   grid.rotation.x = Math.PI / 2;  // rotate to XY plane for Z-up
   grid.position.z = 0;
   scene.add(grid);
@@ -452,8 +452,8 @@ export function setViewerTheme(isLight) {
   }
   grid = new THREE.GridHelper(
     200, 40,
-    isLight ? 0xb0b0c8 : 0x222228,
-    isLight ? 0xd0d0e0 : 0x1e1e24
+    isLight ? 0xb0b0c8 : 0x333340,
+    isLight ? 0xd0d0e0 : 0x2a2a34
   );
   grid.rotation.x = Math.PI / 2;
   grid.position.z = savedZ;
diff --git a/logo.png b/logo.png
new file mode 100644
index 0000000..6ce038b
Binary files /dev/null and b/logo.png differ
