diff --git a/src/lib/core/progress-store.js b/src/lib/core/progress-store.js
index 372f60c..dbd7e17 100644
--- a/src/lib/core/progress-store.js
+++ b/src/lib/core/progress-store.js
@@ -46,6 +46,14 @@ export const progressStore = {
         return Object.keys(readRaw().completed).length;
     },
 
+    /**
+     * Returns the full progress snapshot. Lets callers read many levels
+     * without paying for one parse + one localStorage read per query.
+     */
+    snapshot() {
+        return readRaw();
+    },
+
     reset() {
         writeRaw({ completed: {}, bestMoves: {} });
     }
diff --git a/src/views/GameView.svelte b/src/views/GameView.svelte
index a548fdf..c655d2f 100644
--- a/src/views/GameView.svelte
+++ b/src/views/GameView.svelte
@@ -97,6 +97,9 @@
     let lastKeyAt = 0;
 
     function onKey(e) {
+        // Don't route gameplay keys while the donate modal is open — its own
+        // Escape handler should be the only consumer.
+        if (donateOpen) return;
         if (e.key === 'Escape') { onLevels(); return; }
         if (e.key === 'r' || e.key === 'R') { restart(); return; }
         if (e.key === 'u' || e.key === 'U' || e.key === 'z' || e.key === 'Z') { undo(); return; }
@@ -181,8 +184,8 @@
 
         {#if won}
             <div class="overlay">
-                <div class="dialog">
-                    <h2>LEVEL COMPLETE!</h2>
+                <div class="dialog" role="dialog" aria-modal="true" aria-labelledby="win-title" tabindex="-1">
+                    <h2 id="win-title">LEVEL COMPLETE!</h2>
                     <p class="final">Moves: <strong>{moves}</strong></p>
                     <div class="dialog-actions">
                         {#if hasNext}
diff --git a/src/views/LevelSelectView.svelte b/src/views/LevelSelectView.svelte
index 136c395..24f5b12 100644
--- a/src/views/LevelSelectView.svelte
+++ b/src/views/LevelSelectView.svelte
@@ -18,14 +18,16 @@
     let completedCount = $state(progressStore.getCompletedCount());
 
     let visibleLevels = $derived.by(() => {
+        // Read storage once per page render instead of 2× per visible level.
+        const { completed, bestMoves } = progressStore.snapshot();
         const start = page * PER_PAGE;
         const end = Math.min(start + PER_PAGE, total);
         const out = [];
         for (let i = start; i < end; i++) {
             out.push({
                 index: i,
-                done: progressStore.isCompleted(i),
-                best: progressStore.getBestMoves(i)
+                done: !!completed[i],
+                best: bestMoves[i] ?? null
             });
         }
         return out;
diff --git a/vite/config.prod.mjs b/vite/config.prod.mjs
index 48ecef2..8e6e0a4 100644
--- a/vite/config.prod.mjs
+++ b/vite/config.prod.mjs
@@ -26,7 +26,8 @@ export default defineConfig({
                 ]
             },
             workbox: {
-                globPatterns: ['**/*.{js,css,html,png,svg,webmanifest}']
+                // jpg is needed so the donation QR image works offline.
+                globPatterns: ['**/*.{js,css,html,png,jpg,svg,webmanifest}']
             }
         })
     ]