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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Sam's Birthday - Interactive Quiz πŸ“</title>
    <script src="https://cdn.tailwindcss.com"></script>
    <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap" rel="stylesheet">
    <style>
        body {
            font-family: 'Inter', sans-serif;
            background-color: #f0f4f8;
        }
        .game-title { color: #3730a3; }
        .question-card {
            background-color: #ffffff;
            border-radius: 12px;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
            page-break-inside: avoid;
        }
        .question-text-strong { color: #4338ca; }
        .answer-label { color: #3f3f46; }
        input[type="text"].answer-input, input[type="text"].name-input {
            border: 1px solid #d1d5db;
            padding: 0.5rem 0.75rem;
            border-radius: 0.375rem;
            width: 100%;
            box-sizing: border-box;
        }
        input[type="text"].answer-input:focus, input[type="text"].name-input:focus {
            outline: none;
            border-color: #4f46e5;
            box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.3);
        }
        .correct-answer-section {
            background-color: #f0fdf4;
            border-left: 4px solid #22c55e;
            padding: 0.5rem 0.75rem;
            border-radius: 0.25rem;
            margin-top: 0.5rem; /* Space between answer and its key */
        }
        .correct-answer-text { color: #15803d; }
        .btn-action {
            background-color: #4f46e5;
            color: white;
            transition: background-color 0.3s ease;
        }
        .btn-action:hover { background-color: #4338ca; }
        .btn-save {
            background-color: #10b981; /* Emerald-500 */
        }
        .btn-save:hover {
            background-color: #059669; /* Emerald-600 */
        }
        .feedback-emoji {
            font-size: 1.25rem; /* Make emojis a bit bigger */
            margin-left: 0.5rem;
        }
        .score-display {
            background-color: #e0e7ff; /* Indigo-100 */
            color: #3730a3; /* Indigo-800 */
            padding: 0.75rem 1rem;
            border-radius: 8px;
            font-weight: 600;
            text-align: center;
        }

        /* Initially hide answer sections and feedback emojis */
        .correct-answer-container.hidden-answers .correct-answer-section { display: none; }
        .feedback-emoji { display: none; }
        .correct-answer-container.checked-answers .feedback-emoji { display: inline-block; }


        @media print {
            body { background-color: #ffffff; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
            .btn-action, .btn-save, .print-hide, #nameInputSection, #scoreDisplaySection { display: none !important; }
            .question-card { box-shadow: none; border: 1px solid #e5e7eb; margin-bottom: 1rem; }
            .correct-answer-section { display: block !important; background-color: #f9fafb !important; border-left: 2px solid #6b7280 !important; padding: 0.25rem 0.5rem; }
            .correct-answer-text { color: #1f2937 !important; }
            input[type="text"].answer-input { border-bottom: 1px solid #9ca3af; border-top: none; border-left: none; border-right: none; border-radius: 0; padding-left: 0; padding-right: 0; }
            input[type="text"].answer-input::placeholder { color: transparent; }
            .cards-container-grid { grid-template-columns: repeat(1, minmax(0, 1fr)) !important; }
            .page-container { padding: 0.5in !important; max-width: 100% !important; }
            .game-title, .footer-text { text-align: center; }
            .feedback-emoji { display: inline-block !important; } /* Show emojis on print if answers are checked */
        }
    </style>
</head>
<body class="p-4 sm:p-6 md:p-8">

    <div id="pageContainer" class="page-container max-w-5xl mx-auto">
        <header class="text-center mb-6">
            <h1 class="game-title text-3xl sm:text-4xl font-bold">Sam's Birthday - Interactive Quiz πŸ“</h1>
        </header>

        <div id="nameInputSection" class="mb-6 max-w-md mx-auto">
            <label for="playerNameInput" class="block text-sm font-medium text-gray-700 mb-1">Player Name:</label>
            <input type="text" id="playerNameInput" class="name-input" placeholder="Enter your name (e.g., Aaron)">
        </div>

        <div id="scoreDisplaySection" class="mb-6 text-center" style="display: none;">
            <p id="scoreText" class="score-display">Score: 0 / 13 (0%)</p>
        </div>

        <div class="text-center mb-8 space-x-4 print-hide">
            <button id="checkAnswersBtn" class="btn-action py-2 px-6 rounded-lg font-semibold text-lg">
                Reveal Answers
            </button>
            <button id="saveProgressBtn" class="btn-action btn-save py-2 px-6 rounded-lg font-semibold text-lg">
                Save Progress
            </button>
        </div>

        <div id="cardsContainer" class="correct-answer-container hidden-answers cards-container-grid grid grid-cols-1 md:grid-cols-2 gap-6">
            <!-- Question cards will be injected here by JavaScript -->
        </div>

        <footer class="mt-12 text-center footer-text">
            <p class="text-xs text-gray-500">&copy; 2025 Fun Times</p>
        </footer>
    </div>

    <script type="module">
        // Firebase Imports
        import { initializeApp } from "https://www.gstatic.com/firebasejs/11.6.1/firebase-app.js";
        import { getAuth, signInAnonymously, onAuthStateChanged, signInWithCustomToken } from "https://www.gstatic.com/firebasejs/11.6.1/firebase-auth.js";
        import { getFirestore, doc, setDoc, getDoc, serverTimestamp, updateDoc } from "https://www.gstatic.com/firebasejs/11.6.1/firebase-firestore.js";

        // IMPORTANT: Replace with your actual Firebase config
        const firebaseConfig = typeof __firebase_config !== 'undefined' ? JSON.parse(__firebase_config) : {
            apiKey: "YOUR_API_KEY",
            authDomain: "YOUR_AUTH_DOMAIN",
            projectId: "YOUR_PROJECT_ID",
            storageBucket: "YOUR_STORAGE_BUCKET",
            messagingSenderId: "YOUR_MESSAGING_SENDER_ID",
            appId: "YOUR_APP_ID"
        };

        const appId = typeof __app_id !== 'undefined' ? __app_id : 'sams-birthday-quiz-default';

        // Initialize Firebase
        const app = initializeApp(firebaseConfig);
        const auth = getAuth(app);
        const db = getFirestore(app);

        let userId = null;
        let gameDocRef = null;
        let hasUserTyped = false; // Track if user has typed anything

        const gameData = [
            { question: "Name Sam's all time favorite musical group?  Hint: Their debut album was in 1986.", answer: "Beastie Boys", id: "q1" },
            { question: "What is Sam's favorite game?  Hint: She grew up playing this game with her Grandma.", answer: "Yahtzee", id: "q2" },
            {
                question: "In her 20's, Sam lived briefly in which two states?",
                answer: ["California", "Texas"], answerLabels: ["First State:", "Second State:"], id: "q3", parts: 2
            },
            { question: "Name Sam's longest Employer.  Hint: Close to 20 years employment.", answer: "MSU", alternatives: ["Metropolitan State University"], id: "q4" },
            {
                question: "Sam holds a BA degree in _____, and Masters degree in _____?",
                answer: ["Political Science", "Public Administration"], answerLabels: ["BA Degree:", "Masters Degree:"], id: "q5", parts: 2
            },
            { question: "What is Sam's biggest fear?", answer: "Snakes", id: "q6" },
            { question: "Name the first National Park that Sam and Aaron travelled to.  Hint: It was during COVID.", answer: "Death Valley", alternatives: ["Death Valley National Park"], id: "q7" },
            { question: "Sam and her BFF have matching tattoos which is the title of a song. What is the Paul McCartney song?", answer: "Let It Be", id: "q8" },
            { question: "What animal would Sam like to have as an indoor pet?", answer: "Raccoon", id: "q9" },
            {
                question: "If Sam won $1000 shopping spree at the store of her choice, which store would it be?",
                answer: "Menards", bonusPrompt: "Bonus: Why would she choose this store?", bonusAnswer: "Rebate", id: "q10", parts: 1 // Main answer is 1 part, bonus is separate
            }
        ];
        const TOTAL_POSSIBLE_POINTS = 13; // 9 single + 2 for q3 + 2 for q5 = 13 (bonus is one of these)

        const cardsContainerEl = document.getElementById('cardsContainer');
        const checkAnswersBtn = document.getElementById('checkAnswersBtn');
        const saveProgressBtn = document.getElementById('saveProgressBtn');
        const playerNameInputEl = document.getElementById('playerNameInput');
        const scoreTextEl = document.getElementById('scoreText');
        const scoreDisplaySectionEl = document.getElementById('scoreDisplaySection');

        function normalizeAnswer(answer) {
            return answer.trim().toLowerCase();
        }

        function renderCards(savedAnswers = {}, savedFeedback = {}) {
            cardsContainerEl.innerHTML = '';
            hasUserTyped = Object.keys(savedAnswers).length > 0 || !!playerNameInputEl.value;


            gameData.forEach((item, index) => {
                const card = document.createElement('div');
                card.className = 'question-card p-5 sm:p-6 flex flex-col';
                let inputFieldsHTML = '';
                let answerSectionsHTML = '';

                if (item.parts === 2 && item.answerLabels) { // Multi-part questions (Q3, Q5)
                    inputFieldsHTML = `
                        <div class="mb-3 mt-3">
                            <label for="${item.id}-part1" class="block text-sm font-medium answer-label mb-1">${item.answerLabels[0]}</label>
                            <div class="flex items-center">
                                <input type="text" id="${item.id}-part1" data-question-id="${item.id}" data-part-index="0" class="answer-input w-full" placeholder="${item.answerLabels[0].replace(':', '...')}" value="${savedAnswers[`${item.id}-part1`] || ''}">
                                <span id="feedback-${item.id}-part1" class="feedback-emoji">${savedFeedback[`${item.id}-part1`] || ''}</span>
                            </div>
                        </div>
                        <div class="mb-3">
                            <label for="${item.id}-part2" class="block text-sm font-medium answer-label mb-1">${item.answerLabels[1]}</label>
                            <div class="flex items-center">
                                <input type="text" id="${item.id}-part2" data-question-id="${item.id}" data-part-index="1" class="answer-input w-full" placeholder="${item.answerLabels[1].replace(':', '...')}" value="${savedAnswers[`${item.id}-part2`] || ''}">
                                <span id="feedback-${item.id}-part2" class="feedback-emoji">${savedFeedback[`${item.id}-part2`] || ''}</span>
                            </div>
                        </div>`;
                    answerSectionsHTML = `
                        <div class="correct-answer-section mb-2">
                            <p class="text-xs font-medium text-gray-600">Correct Answer (${item.answerLabels[0].replace(':', '')}):</p>
                            <p class="correct-answer-text font-semibold">${item.answer[0]}</p>
                        </div>
                        <div class="correct-answer-section">
                            <p class="text-xs font-medium text-gray-600">Correct Answer (${item.answerLabels[1].replace(':', '')}):</p>
                            <p class="correct-answer-text font-semibold">${item.answer[1]}</p>
                        </div>`;
                } else if (item.bonusPrompt) { // Bonus question (Q10)
                    inputFieldsHTML = `
                        <div class="mb-3 mt-3">
                            <label for="${item.id}-main" class="block text-sm font-medium answer-label mb-1">Your Answer (Main):</label>
                            <div class="flex items-center">
                                <input type="text" id="${item.id}-main" data-question-id="${item.id}" data-part-type="main" class="answer-input w-full" placeholder="Main answer..." value="${savedAnswers[`${item.id}-main`] || ''}">
                                <span id="feedback-${item.id}-main" class="feedback-emoji">${savedFeedback[`${item.id}-main`] || ''}</span>
                            </div>
                        </div>
                        <p class="text-sm font-semibold bonus-prompt-text mt-4 mb-1">${item.bonusPrompt}</p>
                        <div class="mb-3">
                            <label for="${item.id}-bonus" class="block text-sm font-medium answer-label mb-1">Your Answer (Bonus):</label>
                            <div class="flex items-center">
                                <input type="text" id="${item.id}-bonus" data-question-id="${item.id}" data-part-type="bonus" class="answer-input w-full" placeholder="Bonus answer..." value="${savedAnswers[`${item.id}-bonus`] || ''}">
                                <span id="feedback-${item.id}-bonus" class="feedback-emoji">${savedFeedback[`${item.id}-bonus`] || ''}</span>
                            </div>
                        </div>`;
                    answerSectionsHTML = `
                        <div class="correct-answer-section mb-2">
                            <p class="text-xs font-medium text-gray-600">Correct Answer (Main):</p>
                            <p class="correct-answer-text font-semibold">${item.answer}</p>
                        </div>
                        <div class="correct-answer-section">
                            <p class="text-xs font-medium text-gray-600">Correct Answer (Bonus):</p>
                            <p class="correct-answer-text font-semibold">${item.bonusAnswer}</p>
                        </div>`;
                } else { // Single-part questions
                    inputFieldsHTML = `
                        <div class="mb-3 mt-3">
                            <label for="${item.id}" class="block text-sm font-medium answer-label mb-1">Your Answer:</label>
                            <div class="flex items-center">
                                <input type="text" id="${item.id}" data-question-id="${item.id}" class="answer-input w-full" placeholder="Type your answer here..." value="${savedAnswers[item.id] || ''}">
                                <span id="feedback-${item.id}" class="feedback-emoji">${savedFeedback[item.id] || ''}</span>
                            </div>
                        </div>`;
                    answerSectionsHTML = `
                        <div class="correct-answer-section">
                            <p class="text-xs font-medium text-gray-600">Correct Answer:</p>
                            <p class="correct-answer-text font-semibold">${item.answer}</p>
                        </div>`;
                }

                card.innerHTML = `
                    <div class="flex-grow">
                        <h3 class="text-lg font-semibold question-text-strong mb-2">
                            <span class="question-number">${index + 1}.</span>
                            ${item.question}
                        </h3>
                        ${inputFieldsHTML}
                    </div>
                    <div class="mt-auto answer-key-container">
                        ${answerSectionsHTML}
                    </div>`;
                cardsContainerEl.appendChild(card);
            });
            updateButtonStates();
            attachInputListeners(); // Attach listeners after rendering
            if (Object.keys(savedFeedback).length > 0) { // If feedback exists, means answers were checked
                cardsContainerEl.classList.remove('hidden-answers');
                cardsContainerEl.classList.add('checked-answers');
                checkAnswersBtn.textContent = 'Answers Checked';
            } else {
                 cardsContainerEl.classList.add('hidden-answers');
                 cardsContainerEl.classList.remove('checked-answers');
            }
        }
        
        function attachInputListeners() {
            document.querySelectorAll('.answer-input, #playerNameInput').forEach(input => {
                input.addEventListener('input', () => {
                    hasUserTyped = true;
                    updateButtonStates();
                });
            });
        }

        function updateButtonStates() {
            if (hasUserTyped || playerNameInputEl.value.trim() !== "") {
                checkAnswersBtn.textContent = 'Check Answers with Key';
            } else {
                checkAnswersBtn.textContent = 'Reveal Answers';
            }
             // If answers are already checked, reflect that
            if (cardsContainerEl.classList.contains('checked-answers') && !cardsContainerEl.classList.contains('hidden-answers')) {
                 checkAnswersBtn.textContent = 'Answers Checked';
            }
        }


        function collectAnswers() {
            const userAnswers = {};
            document.querySelectorAll('.answer-input').forEach(input => {
                const questionId = input.dataset.questionId;
                if (input.dataset.partIndex) { // Multi-part (Q3, Q5)
                    userAnswers[`${questionId}-part${parseInt(input.dataset.partIndex) + 1}`] = input.value;
                } else if (input.dataset.partType) { // Bonus (Q10)
                     userAnswers[`${questionId}-${input.dataset.partType}`] = input.value;
                } else { // Single part
                    userAnswers[questionId] = input.value;
                }
            });
            return userAnswers;
        }

        function handleCheckAnswers() {
            cardsContainerEl.classList.remove('hidden-answers');
            cardsContainerEl.classList.add('checked-answers'); // To show emojis

            let currentScore = 0;
            const userAnswers = collectAnswers();
            const feedbackEmojis = {};

            gameData.forEach(item => {
                if (item.parts === 2) { // Q3, Q5
                    for (let i = 0; i < 2; i++) {
                        const userAnswer = normalizeAnswer(userAnswers[`${item.id}-part${i + 1}`] || '');
                        const correctAnswer = normalizeAnswer(item.answer[i]);
                        if (userAnswer === correctAnswer) {
                            currentScore++;
                            feedbackEmojis[`${item.id}-part${i+1}`] = 'βœ…';
                        } else {
                            feedbackEmojis[`${item.id}-part${i+1}`] = '❌';
                        }
                        document.getElementById(`feedback-${item.id}-part${i+1}`).textContent = feedbackEmojis[`${item.id}-part${i+1}`];
                    }
                } else if (item.bonusPrompt) { // Q10
                    const mainUserAnswer = normalizeAnswer(userAnswers[`${item.id}-main`] || '');
                    const mainCorrectAnswer = normalizeAnswer(item.answer);
                    let mainCorrect = false;
                    if (mainUserAnswer === mainCorrectAnswer || (item.alternatives && item.alternatives.map(normalizeAnswer).includes(mainUserAnswer))) {
                        currentScore++;
                        feedbackEmojis[`${item.id}-main`] = 'βœ…';
                        mainCorrect = true;
                    } else {
                        feedbackEmojis[`${item.id}-main`] = '❌';
                    }
                    document.getElementById(`feedback-${item.id}-main`).textContent = feedbackEmojis[`${item.id}-main`];

                    // Only score bonus if main was correct (optional rule, implementing as strict for now)
                    // if (mainCorrect) {
                        const bonusUserAnswer = normalizeAnswer(userAnswers[`${item.id}-bonus`] || '');
                        const bonusCorrectAnswer = normalizeAnswer(item.bonusAnswer);
                        if (bonusUserAnswer === bonusCorrectAnswer) {
                            currentScore++; //This makes it 13 points total
                            feedbackEmojis[`${item.id}-bonus`] = 'βœ…';
                        } else {
                            feedbackEmojis[`${item.id}-bonus`] = '❌';
                        }
                    // } else {
                    //     feedbackEmojis[`${item.id}-bonus`] = 'βž–'; // Indicate bonus not attempted or main was wrong
                    // }
                    document.getElementById(`feedback-${item.id}-bonus`).textContent = feedbackEmojis[`${item.id}-bonus`];

                } else { // Single answer questions
                    const userAnswer = normalizeAnswer(userAnswers[item.id] || '');
                    const correctAnswer = normalizeAnswer(item.answer);
                    if (userAnswer === correctAnswer || (item.alternatives && item.alternatives.map(normalizeAnswer).includes(userAnswer))) {
                        currentScore++;
                        feedbackEmojis[item.id] = 'βœ…';
                    } else {
                        feedbackEmojis[item.id] = '❌';
                    }
                    document.getElementById(`feedback-${item.id}`).textContent = feedbackEmojis[item.id];
                }
            });

            const percentage = TOTAL_POSSIBLE_POINTS > 0 ? Math.round((currentScore / TOTAL_POSSIBLE_POINTS) * 100) : 0;
            scoreTextEl.textContent = `Score: ${currentScore} / ${TOTAL_POSSIBLE_POINTS} (${percentage}%)`;
            scoreDisplaySectionEl.style.display = 'block';
            checkAnswersBtn.textContent = 'Answers Checked';
            hasUserTyped = true; // Ensure button state remains "checked"

            saveGameState(true, currentScore, percentage, feedbackEmojis); // Save with checked state
        }

        async function saveGameState(isChecked = false, score = 0, percentage = 0, feedback = {}) {
            if (!userId || !gameDocRef) {
                console.warn("User not authenticated or gameDocRef not set. Cannot save yet. Will retry on auth.");
                return;
            }
            const playerName = playerNameInputEl.value.trim() || "Anonymous Player";
            const answers = collectAnswers();

            const gameState = {
                playerName: playerName,
                answers: answers,
                lastUpdated: serverTimestamp(),
                isChecked: isChecked, // New field to indicate if answers were checked
                score: isChecked ? score : null,
                percentage: isChecked ? percentage : null,
                feedback: isChecked ? feedback : {}
            };

            try {
                await setDoc(gameDocRef, gameState, { merge: true });
                console.log("Game state saved for player:", playerName);
            } catch (error) {
                console.error("Error saving game state: ", error);
            }
        }

        async function loadGameState() {
            if (!userId) {
                 console.warn("User ID not available for loading game state.");
                 renderCards(); // Render empty cards if no user ID
                 updateButtonStates();
                 return;
            }
            // Corrected path: collection "samsFavoritesGameData", document "userGameState"
            gameDocRef = doc(db, "artifacts", appId, "users", userId, "samsFavoritesGameData", "userGameState");
            console.log("Attempting to load game state from:", gameDocRef.path);


            try {
                const docSnap = await getDoc(gameDocRef);
                if (docSnap.exists()) {
                    const data = docSnap.data();
                    playerNameInputEl.value = data.playerName || 'Aaron'; // Default to Aaron if no name
                    renderCards(data.answers || {}, data.feedback || {});
                    if (data.isChecked) {
                        scoreTextEl.textContent = `Score: ${data.score || 0} / ${TOTAL_POSSIBLE_POINTS} (${data.percentage || 0}%)`;
                        scoreDisplaySectionEl.style.display = 'block';
                        cardsContainerEl.classList.remove('hidden-answers');
                        cardsContainerEl.classList.add('checked-answers');
                        checkAnswersBtn.textContent = 'Answers Checked';
                         hasUserTyped = true; // If data loaded, assume interaction
                    }
                } else {
                    console.log("No saved game state found. Starting fresh.");
                    playerNameInputEl.value = 'Aaron'; // Default for new users
                    renderCards(); // Render empty cards
                }
            } catch (error) {
                console.error("Error loading game state: ", error);
                renderCards(); // Render empty cards on error
            }
            updateButtonStates();
        }

        // Authentication and Initialization
        onAuthStateChanged(auth, async (user) => {
            if (user) {
                userId = user.uid;
                console.log("User authenticated with UID:", userId);
                 // Define gameDocRef here, now that userId is available
                gameDocRef = doc(db, "artifacts", appId, "users", userId, "samsFavoritesGameData", "userGameState");
                await loadGameState();
            } else {
                // User is signed out or not yet signed in. Try custom token or anonymous.
                console.log("No user signed in. Attempting sign-in.");
                if (typeof __initial_auth_token !== 'undefined' && __initial_auth_token) {
                    try {
                        await signInWithCustomToken(auth, __initial_auth_token);
                        console.log("Signed in with custom token.");
                        // onAuthStateChanged will trigger again with the new user.
                    } catch (error) {
                        console.error("Error signing in with custom token, falling back to anonymous:", error);
                        await signInAnonymously(auth).catch(anonError => console.error("Anonymous sign-in also failed:", anonError));
                    }
                } else {
                    try {
                        await signInAnonymously(auth);
                        console.log("Signed in anonymously.");
                        // onAuthStateChanged will trigger again with the new user.
                    } catch (error) {
                        console.error("Error signing in anonymously: ", error);
                        renderCards(); 
                        updateButtonStates();
                    }
                }
            }
        });

        checkAnswersBtn.addEventListener('click', () => {
            if (checkAnswersBtn.textContent === 'Answers Checked') return; // Don't re-check

            if (cardsContainerEl.classList.contains('hidden-answers') && !hasUserTyped) {
                 // If revealing answers without typing anything
                cardsContainerEl.classList.remove('hidden-answers');
                checkAnswersBtn.textContent = 'Check Answers with Key'; // Prompt to type then check
            } else {
                handleCheckAnswers();
            }
        });

        saveProgressBtn.addEventListener('click', () => {
            // Determine if answers have been checked to pass correct state to saveGameState
            const isChecked = cardsContainerEl.classList.contains('checked-answers') && !cardsContainerEl.classList.contains('hidden-answers');
            let score = 0;
            let percentage = 0;
            let feedback = {};

            if (isChecked) {
                // If checked, parse score from display or re-calculate (safer to re-calculate if needed)
                // For simplicity, assume scoreTextEl is up-to-date if isChecked is true
                const scoreMatch = scoreTextEl.textContent.match(/Score: (\d+) \/ \d+ \((\d+)%\)/);
                if (scoreMatch) {
                    score = parseInt(scoreMatch[1]);
                    percentage = parseInt(scoreMatch[2]);
                }
                // Collect feedback emojis again
                document.querySelectorAll('.feedback-emoji').forEach(el => {
                    const idParts = el.id.split('-'); // e.g., feedback-q1 or feedback-q3-part1
                    let key = idParts[1];
                    if (idParts.length > 2 && (idParts[2] === 'part1' || idParts[2] === 'part2' || idParts[2] === 'main' || idParts[2] === 'bonus')) {
                         key += `-${idParts[2]}`;
                    }
                    if(el.textContent && el.textContent !== 'βž–') feedback[key] = el.textContent;
                });
            }
            saveGameState(isChecked, score, percentage, feedback);
        });
        
        // Initial setup
        // renderCards(); // Render empty cards initially, loadGameState will populate if data exists
        // updateButtonStates(); // Called within loadGameState or auth callback

    </script>
</body>
</html>