diff --git a/src/lib/components/WinScreen.svelte b/src/lib/components/WinScreen.svelte
index 86f8c47..124b4a6 100644
--- a/src/lib/components/WinScreen.svelte
+++ b/src/lib/components/WinScreen.svelte
@@ -1,5 +1,5 @@
 <script lang="ts">
-	import { fade } from "svelte/transition";
+	import { fade, fly } from "svelte/transition";
 	import {
 		getBookById,
 		toOrdinal,
@@ -35,6 +35,7 @@
 		guessCount,
 		reference,
 		onChapterGuessCompleted,
+		shareText,
 	} = $props();
 
 	let bookName = $derived(getBookById(correctBookId)?.name ?? "");
@@ -86,13 +87,13 @@
 
 <div class="flex flex-col gap-6">
 	<Container
-		class="w-full p-8 sm:p-12 bg-linear-to-r from-green-400/10 to-green-600/30 text-gray-800 shadow-2xl text-center fade-in"
+		class="w-full px-2 sm:px-4 py-6 sm:py-8 bg-linear-to-r from-green-400/10 to-green-600/30 text-gray-800 shadow-2xl text-center fade-in"
 	>
-		<p class="text-2xl sm:text-3xl md:text-4xl leading-relaxed">
-			{congratulationsMessage} The verse is from
+		<p class="text-2xl sm:text-3xl md:text-4xl leading-tight">
+			{congratulationsMessage} The verse is from<br />
 			<span class="font-black text-3xl md:text-4xl">{bookName}</span>.
 		</p>
-		<p class="text-lg sm:text-xl md:text-2xl mt-4">
+		<p class="text-lg sm:text-xl md:text-2xl mt-2">
 			You guessed correctly after {guessCount}
 			{guessCount === 1 ? "guess" : "guesses"}.
 			<span class="font-bold bg-white/40 rounded px-1.5 py-0.75"
@@ -100,16 +101,25 @@
 			>
 		</p>
 
-		<div class="flex justify-center mt-6">
+		{#if guessCount !== 1}
+			<p class="pt-6 big-text text-gray-700!">
+				{getNextGradeMessage(guessCount)}
+			</p>
+		{/if}
+	</Container>
+
+	<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="share-buttons">
 			{#if hasWebShare}
-				<!-- mobile and arc in production -->
 				<button
 					onclick={handleShare}
 					data-umami-event="Share"
-					class="text-2xl font-bold p-4 bg-white/70 hover:bg-white/80 rounded-xl inline-block transition-all shadow-lg mx-2 cursor-pointer border-none appearance-none"
+					class="share-btn primary"
 				>
-					📤 Share
+					📤 Click to share
 				</button>
+			{:else}
 				<button
 					onclick={() => {
 						copyToClipboard();
@@ -119,34 +129,16 @@
 						}, 3000);
 					}}
 					data-umami-event="Copy to Clipboard"
-					class={`text-2xl font-bold p-4 rounded-lg inline-block transition-all shadow-lg mx-2 cursor-pointer border-none appearance-none ${
-						copySuccess
-							? "bg-white/30"
-							: "bg-white/70 hover:bg-white/80"
-					}`}
+					class={`share-btn primary ${copySuccess ? "success" : ""}`}
 				>
-					{copySuccess ? "✅ Copied!" : "📋 Copy"}
-				</button>
-			{:else}
-				<!-- dev mode and desktop browsers -->
-				<button
-					onclick={handleShare}
-					data-umami-event="Copy to Clipboard"
-					class={`text-2xl font-bold p-4 ${
-						copied ? "bg-white/30" : "bg-white/70 hover:bg-white/80"
-					} rounded-xl inline-block transition-all shadow-lg mx-2 cursor-pointer border-none appearance-none`}
-				>
-					{copied ? "✅ Copied!" : "📋 Share"}
+					{copySuccess ? "✅ Copied!" : "📋 Copy to clipboard"}
 				</button>
 			{/if}
 		</div>
-
-		{#if guessCount !== 1}
-			<p class="pt-6 big-text text-gray-700!">
-				{getNextGradeMessage(guessCount)}
-			</p>
-		{/if}
-	</Container>
+		<div class="chat-window">
+			<p class="bubble">{shareText}</p>
+		</div>
+	</div>
 
 	<!-- S++ Bonus Challenge for first try -->
 	{#if guessCount === 1}
@@ -242,4 +234,130 @@
 	.fade-in {
 		animation: fadeIn 0.5s ease-out;
 	}
+
+	/* ── Share card ── */
+	.share-card {
+		background: white;
+		border: 1px solid rgba(0, 0, 0, 0.08);
+		border-radius: 1.25rem;
+		padding: 1.25rem;
+		display: flex;
+		flex-direction: column;
+		gap: 0.6rem;
+		width: 100%;
+		box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
+	}
+
+	.share-card-label {
+		font-size: 0.75rem;
+		font-weight: 600;
+		text-transform: uppercase;
+		letter-spacing: 0.08em;
+		color: #8e8e93;
+		margin: 0;
+	}
+
+	/* ── Chat window ── */
+	.chat-window {
+		--sent-color: #0b93f6;
+		--bg: white;
+
+		display: flex;
+		justify-content: center;
+		padding: 0 1.5rem 0;
+	}
+
+	/* ── Bubble (from article technique) ── */
+	.bubble {
+		position: relative;
+		max-width: 255px;
+		margin-bottom: 8px;
+		padding: 10px 20px;
+		line-height: 1.3;
+		word-wrap: break-word;
+		border-radius: 25px;
+		text-align: left;
+		white-space: pre-wrap;
+		font-size: 0.9rem;
+		transform: rotate(-2deg);
+
+		color: white;
+		background: var(--sent-color);
+	}
+
+	.bubble::before,
+	.bubble::after {
+		position: absolute;
+		bottom: 0;
+		height: 25px;
+		content: "";
+	}
+
+	.bubble::before {
+		width: 20px;
+		right: -7px;
+		background-color: var(--sent-color);
+		border-bottom-left-radius: 16px 14px;
+	}
+
+	.bubble::after {
+		width: 26px;
+		right: -26px;
+		border-bottom-left-radius: 10px;
+		background-color: var(--bg);
+	}
+
+	/* ── Share buttons ── */
+	.share-buttons {
+		display: flex;
+		flex-direction: column;
+		gap: 0.5rem;
+		width: 100%;
+	}
+
+	.share-btn {
+		width: 100%;
+		padding: 1rem 1.5rem;
+		font-size: 1.1rem;
+		font-weight: 700;
+		border: 3px solid rgba(0, 0, 0, 0.25);
+		border-radius: 1rem;
+		cursor: pointer;
+		transition:
+			transform 80ms ease,
+			box-shadow 80ms ease,
+			opacity 80ms ease;
+		letter-spacing: 0.01em;
+	}
+
+	.share-btn:active {
+		transform: scale(0.97);
+		box-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
+	}
+
+	.share-btn.primary {
+		background: #7c3aed;
+		color: white;
+		box-shadow: 0 4px 14px rgba(124, 58, 237, 0.4);
+	}
+
+	.share-btn.primary:hover {
+		opacity: 0.92;
+	}
+
+	.share-btn.primary.success {
+		background: #636363;
+		color: white;
+		box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
+	}
+
+	.share-btn.secondary {
+		background: #f2f2f7;
+		color: #1c1c1e;
+		box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
+	}
+
+	.share-btn.secondary:hover {
+		background: #e5e5ea;
+	}
 </style>
diff --git a/src/lib/stores/game-persistence.svelte.ts b/src/lib/stores/game-persistence.svelte.ts
index d2b5384..0265d0a 100644
--- a/src/lib/stores/game-persistence.svelte.ts
+++ b/src/lib/stores/game-persistence.svelte.ts
@@ -1,6 +1,8 @@
 import { browser } from "$app/environment";
 import { evaluateGuess, generateUUID, type Guess } from "$lib/utils/game";
 
+// Returns a stable anonymous ID for this browser, creating one if it doesn't exist yet.
+// Used to attribute stats to a player who hasn't signed in.
 function getOrCreateAnonymousId(): string {
 	if (!browser) return "";
 	const key = "bibdle-anonymous-id";
@@ -12,6 +14,9 @@ function getOrCreateAnonymousId(): string {
 	return id;
 }
 
+// Reactive store that keeps in-memory game state in sync with localStorage.
+// Accepts getter functions (rather than plain values) so Svelte's reactivity
+// system can track dependencies and re-run effects when they change.
 export function createGamePersistence(
 	getDate: () => string,
 	getReference: () => string,
@@ -24,7 +29,8 @@ export function createGamePersistence(
 	let chapterGuessCompleted = $state(false);
 	let chapterCorrect = $state(false);
 
-	// Initialize anonymous ID and load persisted flags
+	// On mount (and if the user logs in/out), resolve the player's identity and
+	// restore per-day flags from localStorage.
 	$effect(() => {
 		if (!browser) return;
 
@@ -36,6 +42,7 @@ export function createGamePersistence(
 			anonymousId = getOrCreateAnonymousId();
 		}
 
+		// Tell Umami analytics which player this is so events are grouped correctly.
 		if ((window as any).umami) {
 			(window as any).umami.identify(anonymousId);
 		}
@@ -43,8 +50,11 @@ export function createGamePersistence(
 		const date = getDate();
 		const reference = getReference();
 
+		// Restore whether today's completion was already submitted to the server.
 		statsSubmitted = localStorage.getItem(`bibdle-stats-submitted-${date}`) === "true";
 
+		// Restore the chapter bonus guess result. The stored value includes the
+		// chapter the player selected, so we can re-derive whether it was correct.
 		const chapterGuessKey = `bibdle-chapter-guess-${reference}`;
 		chapterGuessCompleted = localStorage.getItem(chapterGuessKey) !== null;
 		if (chapterGuessCompleted) {
@@ -58,7 +68,9 @@ export function createGamePersistence(
 		}
 	});
 
-	// Load saved guesses from localStorage
+	// On mount (and if the date or correct answer changes), load today's guesses
+	// from localStorage and reconstruct them as typed Guess objects by re-evaluating
+	// each stored book ID against the correct answer.
 	$effect(() => {
 		if (!browser) return;
 
@@ -72,13 +84,14 @@ export function createGamePersistence(
 		}
 
 		let savedIds: string[] = JSON.parse(saved);
-		savedIds = Array.from(new Set(savedIds));
+		savedIds = Array.from(new Set(savedIds)); // deduplicate, just in case
 		guesses = savedIds
 			.map((bookId) => evaluateGuess(bookId, correctBookId))
 			.filter((g): g is Guess => g !== null);
 	});
 
-	// Save guesses to localStorage whenever they change
+	// Persist guesses to localStorage whenever they change. Only the book IDs are
+	// stored — the full Guess shape is re-derived on load (see effect above).
 	$effect(() => {
 		if (!browser) return;
 		const date = getDate();
@@ -88,12 +101,16 @@ export function createGamePersistence(
 		);
 	});
 
+	// Called after stats are successfully submitted to the server so that
+	// returning to the page doesn't trigger a duplicate submission.
 	function markStatsSubmitted() {
 		if (!browser) return;
 		statsSubmitted = true;
 		localStorage.setItem(`bibdle-stats-submitted-${getDate()}`, "true");
 	}
 
+	// Marks the win as tracked for analytics. Returns true the first time (new
+	// win), false on subsequent calls so the analytics event fires exactly once.
 	function markWinTracked() {
 		if (!browser) return;
 		const key = `bibdle-win-tracked-${getDate()}`;
@@ -102,11 +119,16 @@ export function createGamePersistence(
 		return true;
 	}
 
+	// Returns true if the win has already been tracked in a previous render/session.
+	// Used to skip the animation delay when returning to an already-won game.
 	function isWinAlreadyTracked(): boolean {
 		if (!browser) return false;
 		return localStorage.getItem(`bibdle-win-tracked-${getDate()}`) === "true";
 	}
 
+	// Overwrites local state with the server's authoritative guess record.
+	// Called when a logged-in user opens the game on a new device so their
+	// progress from another device is restored.
 	function hydrateFromServer(guessIds: string[]) {
 		if (!browser) return;
 		const correctBookId = getCorrectBookId();
@@ -116,6 +138,8 @@ export function createGamePersistence(
 			.filter((g): g is Guess => g !== null);
 	}
 
+	// Called by the WinScreen after the player submits their chapter bonus guess.
+	// Reads the result written to localStorage by WinScreen and updates reactive state.
 	function onChapterGuessCompleted() {
 		if (!browser) return;
 		chapterGuessCompleted = true;
diff --git a/src/routes/+page.svelte b/src/routes/+page.svelte
index e8f6ddb..2b8acb5 100644
--- a/src/routes/+page.svelte
+++ b/src/routes/+page.svelte
@@ -304,6 +304,7 @@
 						guessCount={persistence.guesses.length}
 						reference={dailyVerse.reference}
 						onChapterGuessCompleted={persistence.onChapterGuessCompleted}
+					shareText={getShareText()}
 					/>
 				</div>
 			{/if}