diff --git a/src/lib/components/GamePrompt.svelte b/src/lib/components/GamePrompt.svelte
index aaff5fe..237c331 100644
--- a/src/lib/components/GamePrompt.svelte
+++ b/src/lib/components/GamePrompt.svelte
@@ -34,7 +34,7 @@
 </script>
 
 <p
-	class="big-text text-center text-gray-100! mb-6 px-4"
+	class="big-text text-center text-gray-800 dark:text-gray-100 mb-6 px-4"
 	style="transition: opacity 0.3s ease; opacity: {visible ? 1 : 0};"
 >
 	{promptText}
diff --git a/src/lib/components/WinScreen.svelte b/src/lib/components/WinScreen.svelte
index ea2edec..77b2f00 100644
--- a/src/lib/components/WinScreen.svelte
+++ b/src/lib/components/WinScreen.svelte
@@ -237,7 +237,9 @@
 	{/if}
 
 	<div class="share-card" in:fly={{ y: 40, duration: 400, delay: 600 }}>
-		<div class="big-text font-black! text-center">Share your result</div>
+		<div class="big-text font-black! text-center text-gray-300!">
+			Share your result
+		</div>
 		<div class="chat-window">
 			<!-- Received bubble: primary action (share / copy) -->
 			<div class="bubble-wrapper received-wrapper">
@@ -331,12 +333,19 @@
 
 	{#if isLoggedIn}
 		<div class="signin-prompt">
-			<a href="/progress" class="progress-btn"> 📈 See your progress </a>
+			<div class="rainbow-glow w-full">
+				<a
+					href="/progress"
+					class="flex flex-col items-center justify-center gap-1 w-full p-4 mb-2 bg-white dark:bg-gray-900 border-2 border-black/40 dark:border-white/40 rounded-2xl shadow-sm text-gray-800 dark:text-gray-100 text-base font-semibold no-underline transition-transform duration-100 hover:-translate-y-px active:scale-[0.98]"
+				>
+					📈 See your progress
+				</a>
+			</div>
 		</div>
 	{:else}
 		<div class="signin-prompt">
-			<p class="signin-text">
-				Sign in to save your streak &amp; track your progress
+			<p class="signin-text text-gray-800 dark:text-gray-300">
+				Create an account (or sign in) to track your progress
 			</p>
 			<form method="POST" action="/auth/apple" class="w-full">
 				<input type="hidden" name="anonymousId" value={anonymousId} />
@@ -369,10 +378,22 @@
 						viewBox="0 0 24 24"
 						xmlns="http://www.w3.org/2000/svg"
 					>
-						<path fill="#4285F4" d="M22.56 12.25c0-.78-.07-1.53-.2-2.25H12v4.26h5.92c-.26 1.37-1.04 2.53-2.21 3.31v2.77h3.57c2.08-1.92 3.28-4.74 3.28-8.09z"/>
-						<path fill="#34A853" d="M12 23c2.97 0 5.46-.98 7.28-2.66l-3.57-2.77c-.98.66-2.23 1.06-3.71 1.06-2.86 0-5.29-1.93-6.16-4.53H2.18v2.84C3.99 20.53 7.7 23 12 23z"/>
-						<path fill="#FBBC05" d="M5.84 14.09c-.22-.66-.35-1.36-.35-2.09s.13-1.43.35-2.09V7.07H2.18C1.43 8.55 1 10.22 1 12s.43 3.45 1.18 4.93l3.66-2.84z"/>
-						<path fill="#EA4335" d="M12 5.38c1.62 0 3.06.56 4.21 1.64l3.15-3.15C17.45 2.09 14.97 1 12 1 7.7 1 3.99 3.47 2.18 7.07l3.66 2.84c.87-2.6 3.3-4.53 6.16-4.53z"/>
+						<path
+							fill="#4285F4"
+							d="M22.56 12.25c0-.78-.07-1.53-.2-2.25H12v4.26h5.92c-.26 1.37-1.04 2.53-2.21 3.31v2.77h3.57c2.08-1.92 3.28-4.74 3.28-8.09z"
+						/>
+						<path
+							fill="#34A853"
+							d="M12 23c2.97 0 5.46-.98 7.28-2.66l-3.57-2.77c-.98.66-2.23 1.06-3.71 1.06-2.86 0-5.29-1.93-6.16-4.53H2.18v2.84C3.99 20.53 7.7 23 12 23z"
+						/>
+						<path
+							fill="#FBBC05"
+							d="M5.84 14.09c-.22-.66-.35-1.36-.35-2.09s.13-1.43.35-2.09V7.07H2.18C1.43 8.55 1 10.22 1 12s.43 3.45 1.18 4.93l3.66-2.84z"
+						/>
+						<path
+							fill="#EA4335"
+							d="M12 5.38c1.62 0 3.06.56 4.21 1.64l3.15-3.15C17.45 2.09 14.97 1 12 1 7.7 1 3.99 3.47 2.18 7.07l3.66 2.84c.87-2.6 3.3-4.53 6.16-4.53z"
+						/>
 					</svg>
 					Sign in with Google
 				</button>
@@ -660,6 +681,47 @@
 	}
 
 	/* ── Apple Sign In prompt ── */
+	.rainbow-glow {
+		position: relative;
+		border-radius: 1rem;
+	}
+
+	.rainbow-glow::before {
+		content: "";
+		position: absolute;
+		inset: 0px;
+		border-radius: 1.25rem;
+		background: conic-gradient(
+			from var(--angle, 0deg),
+			#ff0080,
+			#ff8c00,
+			#ffd700,
+			#00ff88,
+			#00cfff,
+			#a855f7,
+			#ff0080
+		);
+		animation: rainbow-rotate 6s linear infinite;
+		filter: blur(8px);
+		opacity: 0.75;
+		z-index: -1;
+	}
+
+	@property --angle {
+		syntax: "<angle>";
+		initial-value: 0deg;
+		inherits: false;
+	}
+
+	@keyframes rainbow-rotate {
+		0% {
+			--angle: 0deg;
+		}
+		100% {
+			--angle: 360deg;
+		}
+	}
+
 	.signin-prompt {
 		display: flex;
 		flex-direction: column;
@@ -670,17 +732,10 @@
 
 	.signin-text {
 		font-size: 0.85rem;
-		color: #555;
 		text-align: center;
 		font-weight: 500;
 	}
 
-	@media (prefers-color-scheme: dark) {
-		.signin-text {
-			color: #aaa;
-		}
-	}
-
 	.apple-signin-btn {
 		display: flex;
 		align-items: center;
@@ -737,41 +792,38 @@
 		gap: 0.5rem;
 		padding: 0.6rem 1rem;
 		width: 100%;
-		background: #fff;
-		color: #000;
+		background: #000;
+		color: #fff;
 		border-radius: 0.5rem;
 		font-size: 0.95rem;
 		font-weight: 600;
-		border: 1px solid #dadce0;
+		border: none;
 		cursor: pointer;
 		transition:
 			background 150ms ease,
-			border-color 150ms ease,
 			transform 80ms ease;
 	}
 
 	.google-signin-btn:hover {
-		background: #f8f8f8;
-		border-color: #bbb;
+		background: #222;
 		transform: translateY(-1px);
 	}
 
 	.google-signin-btn:active {
-		background: #f0f0f0;
+		background: #111;
 		transform: scale(0.98);
 	}
 
 	@media (prefers-color-scheme: dark) {
 		.google-signin-btn {
-			background: #1e1e1e;
-			color: #fff;
-			border: 1px solid #444;
+			background: #fff;
+			color: #000;
 		}
 		.google-signin-btn:hover {
-			background: #2a2a2a;
+			background: #e5e5e5;
 		}
 		.google-signin-btn:active {
-			background: #333;
+			background: #ccc;
 		}
 	}
 
@@ -780,43 +832,4 @@
 		height: 1.1rem;
 		flex-shrink: 0;
 	}
-
-	.progress-btn {
-		display: flex;
-		align-items: center;
-		justify-content: center;
-		gap: 0.5rem;
-		padding: 0.6rem 1rem;
-		width: 100%;
-		margin-bottom: 0.6rem;
-		background: #059669;
-		color: #fff;
-		border-radius: 0.5rem;
-		font-size: 0.95rem;
-		font-weight: 600;
-		text-decoration: none;
-		transition:
-			background 150ms ease,
-			transform 80ms ease;
-	}
-	.progress-btn:hover {
-		background: #047857;
-		transform: translateY(-1px);
-	}
-	.progress-btn:active {
-		background: #065f46;
-		transform: scale(0.98);
-	}
-	@media (prefers-color-scheme: dark) {
-		.progress-btn {
-			background: #10b981;
-			color: #fff;
-		}
-		.progress-btn:hover {
-			background: #059669;
-		}
-		.progress-btn:active {
-			background: #047857;
-		}
-	}
 </style>
diff --git a/src/routes/+layout.svelte b/src/routes/+layout.svelte
index 9a5e856..d29e803 100644
--- a/src/routes/+layout.svelte
+++ b/src/routes/+layout.svelte
@@ -1,12 +1,19 @@
 <script lang="ts">
 	import { onMount } from 'svelte';
+	import { browser } from '$app/environment';
 
 	import "./layout.css";
 	import favicon from "$lib/assets/favicon.ico";
 	import TitleAnimation from "$lib/components/TitleAnimation.svelte";
 	import ThemeToggle from "$lib/components/ThemeToggle.svelte";
 
+	let isDev = $state(false);
+
 	onMount(() => {
+		isDev =
+			window.location.host === 'localhost:5173' ||
+			window.location.host === 'test.bibdle.com';
+
 		// Inject analytics script
 		const script = document.createElement('script');
 		script.defer = true;
@@ -32,6 +39,8 @@
 		<TitleAnimation />
 		<div class="font-normal"></div>
 	</h1>
-	<div class="hidden"><ThemeToggle /></div>
+	{#if isDev}
+		<div class="flex justify-center pb-2"><ThemeToggle /></div>
+	{/if}
 	{@render children()}
 </div>