feat(reader): multi-word and phrasal verb detector in reader (Task 14)

app/static/index.html

@@ -1061,6 +1061,26 @@
         <div class="popup-body">
             <div id="popup-loading" class="popup-loading hidden">Переводим...</div>
             <div id="popup-content" class="popup-content">
+                <!-- Phrasal Verb & Idiom Detector Card -->
+                <div id="popup-phrasal-card" class="popup-phrasal-card hidden">
+                    <div class="phrasal-card-header">
+                        <span class="phrasal-tag">🔗 Фразовый глагол</span>
+                        <span id="popup-phrasal-library-badge" class="popup-in-library-badge hidden">⭐ В библиотеке</span>
+                    </div>
+                    <div class="phrasal-card-body">
+                        <div class="phrasal-term-row">
+                            <strong id="popup-phrasal-term" class="phrasal-term">take off</strong>
+                            <span id="popup-phrasal-raw" class="phrasal-raw">(в тексте: «took off»)</span>
+                        </div>
+                        <div id="popup-phrasal-translation" class="phrasal-translation">взлетать, снимать</div>
+                    </div>
+                    <div class="phrasal-card-actions">
+                        <button type="button" id="popup-switch-phrasal-btn" class="btn btn-xs btn-primary phrasal-action-btn">
+                            🔗 Переключить на фразовый глагол
+                        </button>
+                    </div>
+                </div>
+
                 <div class="popup-translation" id="popup-translation">перевод</div>
                 <div class="popup-context-box">
                     <div class="popup-context" id="popup-context">“Контекст из книги...”</div>