logo and architecture fixes

frontend/src/pages/AuthPages/SignUp.tsx

@@ -95,11 +95,12 @@ export default function SignUp() {
           {/* Right Side - Pricing Plans */}
           <div className="hidden lg:flex lg:w-1/2 bg-gradient-to-br from-blue-50 to-indigo-50 dark:from-gray-900 dark:to-gray-800 p-8 xl:p-12 items-start justify-center relative">
             {/* Logo - Top Right */}
-            <Link to="/" className="absolute top-6 right-6 flex items-center gap-3">
-              <div className="flex items-center justify-center w-10 h-10 bg-brand-600 dark:bg-brand-500 rounded-xl">
-                <span className="text-xl font-bold text-white">I</span>
-              </div>
-              <span className="text-xl font-bold text-gray-900 dark:text-white">TailAdmin</span>
+            <Link to="/" className="absolute top-6 right-6">
+              <img
+                src="/igny8-logo-trnsp.png"
+                alt="IGNY8"
+                className="h-12 w-auto"
+              />
             </Link>
             
             <div className="w-full max-w-2xl mt-20">