fix(auth, pwa): restore api.auth.me, bump PWA cache to v5.3, and fix CEFR CSS styling

app/static/css/style.css

@@ -4227,6 +4227,54 @@ body {
     width: 100%;
 }
 
+.cefr-overview-container,
+.cefr-quiz-container,
+.cefr-summary-container {
+    width: 100%;
+}
+
+.level-code {
+    font-weight: 800;
+}
+
+.badge-pos {
+    font-size: 11px;
+    font-weight: 700;
+    text-transform: uppercase;
+    background: var(--bg-hover);
+    color: var(--text-muted);
+    padding: 3px 8px;
+    border-radius: var(--radius-sm);
+    border: 1px solid var(--border-color);
+}
+
+.clue-icon {
+    font-size: 16px;
+}
+
+.clue-label {
+    font-size: 13px;
+    color: var(--text-muted);
+    font-weight: 500;
+}
+
+.cefr-feedback-box .fb-term {
+    font-size: 16px;
+    color: var(--text-main);
+    font-weight: 700;
+}
+
+.cefr-feedback-box .fb-trans {
+    font-size: 14.5px;
+    color: var(--text-main);
+    font-weight: 500;
+}
+
+.progress-labels-row .counts-text {
+    font-size: 12px;
+    color: var(--text-muted);
+}
+
 .cefr-header {
     margin-bottom: 28px;
 }

app/static/index.html

@@ -5,7 +5,7 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no, viewport-fit=cover">
     <title>Notes — Персональный тренажер и словарь английского языка</title>
     <meta name="description" content="Защищённый персональный тренажёр и словарь английского языка с интервальными повторениями SRS SM-2, контекстным поиском и озвучкой">
-    <link rel="stylesheet" href="/static/css/style.css?v=3.9">
+    <link rel="stylesheet" href="/static/css/style.css?v=5.3">
     
     <!-- PWA meta and icons -->
     <link rel="manifest" href="/manifest.json">
@@ -1383,7 +1383,7 @@
     <!-- Audio Element for native streaming -->
     <audio id="global-audio-player" preload="none"></audio>
 
-    <script type="module" src="/static/js/app.js?v=5.2"></script>
+    <script type="module" src="/static/js/app.js?v=5.3"></script>
 </body>
 </html>
 

app/static/js/modules/api.js

@@ -28,8 +28,11 @@ window.fetch = function(url, options = {}) {
 export const api = {
     // Auth endpoints
     auth: {
+        async me() {
+            return await fetch('/api/me');
+        },
         async check() {
-            const resp = await fetch('/api/me');
+            const resp = await this.me();
             if (resp.ok) {
                 return await resp.json();
             }

app/static/sw.js

@@ -1,7 +1,7 @@
 // Service Worker for Notes English PWA (Stage 2)
 // Strategy: Cache-first for static assets, Network-first for API calls.
 
-const CACHE_NAME = 'notes-v5.2';
+const CACHE_NAME = 'notes-v5.3';
 const OFFLINE_URL = '/';
 
 const PRECACHE_URLS = [
@@ -67,14 +67,14 @@ self.addEventListener('fetch', (event) => {
     return;
   }
 
-  // Static assets (CSS, JS, icons) → Cache-first
+  // Static assets (CSS, JS, icons) → Cache-first (with ignoreSearch)
   if (
     url.pathname.startsWith('/static/') ||
     url.pathname === '/manifest.json' ||
     url.pathname === '/sw.js'
   ) {
     event.respondWith(
-      caches.match(request).then((cached) => {
+      caches.match(request, { ignoreSearch: true }).then((cached) => {
         return cached || fetch(request).then((response) => {
           if (response.ok) {
             const clone = response.clone();