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    <title>UP TET Paper 1 - गणित असाइनमेंट जनरेटर |UP TET Paper 1 Mathematics Assignment Generator – Routera</title>
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        <h1>UP TET Paper 1</h1>
        <p>गणित (Mathematics) असाइनमेंट जनरेटर</p>
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    // =====================================================
    // COMPLETE QUESTIONS DATABASE FOR MATHEMATICS (19 TOPICS)
    // =====================================================
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        "संख्याओं एवं संख्याओं का जोड़, घटाना गुणा, भाग": {
            level1: [
                { question: "123 + 456 = ?", options: ["579", "569", "589", "599"], answer: "A" },
                { question: "1000 - 254 = ?", options: ["746", "756", "736", "766"], answer: "A" },
                { question: "25 × 4 = ?", options: ["80", "100", "120", "90"], answer: "B" }
            ],
            level2: [
                { question: "144 ÷ 12 + 5 × 3 = ?", options: ["27", "17", "32", "22"], answer: "A" },
                { question: "875 × 12 = ?", options: ["10500", "10400", "10600", "10700"], answer: "A" }
            ],
            level3: [
                { question: "{(456 + 789) - 123} × 2 = ?", options: ["2244", "2144", "2344", "2044"], answer: "A" },
                { question: "98765 ÷ 13 का शेषफल क्या होगा?", options: ["7", "8", "9", "10"], answer: "B" }
            ]
        },
        "लघुत्तम समापवर्त्य एवं महत्तम समापवर्तक": {
            level1: [
                { question: "12 और 18 का महत्तम समापवर्तक (HCF) क्या है?", options: ["6", "4", "3", "9"], answer: "A" },
                { question: "4, 5 और 10 का लघुत्तम समापवर्त्य (LCM) क्या है?", options: ["20", "40", "10", "5"], answer: "A" }
            ],
            level2: [
                { question: "24, 36 और 48 का HCF क्या है?", options: ["12", "8", "6", "24"], answer: "A" },
                { question: "15, 25 और 30 का LCM क्या है?", options: ["150", "75", "300", "50"], answer: "A" }
            ],
            level3: [
                { question: "दो संख्याओं का LCM 168 और HCF 12 है। यदि एक संख्या 24 है, तो दूसरी संख्या ज्ञात करें?", options: ["84", "72", "96", "108"], answer: "A" }
            ]
        },
        "भिन्नों का जोड़, घटाना, गुणा व भाग": {
            level1: [
                { question: "1/2 + 1/4 = ?", options: ["3/4", "2/6", "1/6", "2/4"], answer: "A" },
                { question: "3/5 × 2/3 = ?", options: ["2/5", "5/8", "6/15", "1/2"], answer: "A" }
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            level2: [
                { question: "5/6 - 1/3 = ?", options: ["1/2", "4/6", "1/3", "2/3"], answer: "A" },
                { question: "(2/3) ÷ (4/9) = ?", options: ["1.5", "2", "1", "0.5"], answer: "A" }
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            level3: [
                { question: "3(1/2) + 2(1/3) = ?", options: ["5(5/6)", "5(2/5)", "6(1/6)", "5(1/6)"], answer: "A" },
                { question: "एक भिन्न का मान 3/4 है। यदि अंश में 2 जोड़ दिया जाए और हर में से 2 घटा दिया जाए तो भिन्न 6/5 हो जाती है। मूल भिन्न ज्ञात करें?", options: ["9/12", "6/8", "12/16", "15/20"], answer: "A" }
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        "दशमलव- जोड़, घटाना, गुणा व भाग": {
            level1: [
                { question: "2.5 + 3.7 = ?", options: ["6.2", "5.2", "6.5", "5.5"], answer: "A" },
                { question: "4.8 × 2.5 = ?", options: ["12.0", "10.0", "11.0", "13.0"], answer: "A" }
            ],
            level2: [
                { question: "12.5 - 8.75 = ?", options: ["3.75", "3.25", "4.25", "2.75"], answer: "A" },
                { question: "6.4 ÷ 0.8 = ?", options: ["8", "7", "9", "6"], answer: "A" }
            ],
            level3: [
                { question: "(0.2 × 0.2) + (0.3 × 0.3) = ?", options: ["0.13", "0.10", "0.12", "0.14"], answer: "A" }
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        },
        "ऐकिक नियम": {
            level1: [
                { question: "5 पेन का मूल्य 50 रुपये है, तो 8 पेन का मूल्य क्या होगा?", options: ["80", "70", "90", "100"], answer: "A" },
                { question: "10 मजदूर एक काम को 20 दिन में करते हैं, तो 20 मजदूर उसी काम को कितने दिन में करेंगे?", options: ["10", "5", "15", "8"], answer: "A" }
            ],
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                { question: "यदि 15 मीटर कपड़े का मूल्य 750 रुपये है, तो 25 मीटर कपड़े का मूल्य क्या होगा?", options: ["1250", "1200", "1300", "1350"], answer: "A" }
            ],
            level3: [
                { question: "यदि 8 आदमी 5 घंटे प्रतिदिन काम करके एक काम को 12 दिन में पूरा करते हैं, तो 10 आदमी 6 घंटे प्रतिदिन काम करके उसी काम को कितने दिन में पूरा करेंगे?", options: ["8", "9", "7", "10"], answer: "A" }
            ]
        },
        "प्रतिशत": {
            level1: [
                { question: "50 का 20% कितना होगा?", options: ["10", "5", "15", "20"], answer: "A" },
                { question: "किसी संख्या का 25% 75 है, तो संख्या क्या है?", options: ["300", "200", "400", "250"], answer: "A" }
            ],
            level2: [
                { question: "यदि किसी वस्तु के मूल्य में 20% की वृद्धि हो जाए, तो नया मूल्य 600 रुपये हो जाता है। मूल मूल्य क्या था?", options: ["500", "480", "520", "550"], answer: "A" }
            ],
            level3: [
                { question: "दो संख्याओं में 40% का अंतर है। छोटी संख्या 180 है, तो बड़ी संख्या क्या है?", options: ["300", "250", "200", "280"], answer: "A" }
            ]
        },
        "लाभ हानि": {
            level1: [
                { question: "एक वस्तु 500 रुपये में खरीदी गई और 600 रुपये में बेची गई। लाभ प्रतिशत क्या है?", options: ["20%", "10%", "15%", "25%"], answer: "A" },
                { question: "एक वस्तु 1200 रुपये में बेचने पर 20% का लाभ होता है। क्रय मूल्य क्या है?", options: ["1000", "960", "1040", "1200"], answer: "A" }
            ],
            level2: [
                { question: "एक वस्तु को 800 रुपये में बेचने पर 20% की हानि होती है, तो वस्तु का क्रय मूल्य क्या है?", options: ["1000", "960", "1040", "1100"], answer: "A" }
            ],
            level3: [
                { question: "एक दुकानदार दो वस्तुएं प्रत्येक 1000 रुपये में बेचता है। एक पर 20% लाभ और दूसरी पर 20% हानि होती है। कुल लाभ या हानि प्रतिशत क्या है?", options: ["4% हानि", "4% लाभ", "0%", "2% हानि"], answer: "A" }
            ]
        },
        "साधारण ब्याज": {
            level1: [
                { question: "500 रुपये का 2 वर्ष में 10% वार्षिक ब्याज दर से साधारण ब्याज क्या होगा?", options: ["100", "50", "150", "200"], answer: "A" },
                { question: "कितने वर्ष में 1000 रुपये का 5% वार्षिक ब्याज दर से साधारण ब्याज 150 रुपये हो जाएगा?", options: ["3", "2", "4", "5"], answer: "A" }
            ],
            level2: [
                { question: "कोई धन 3 वर्ष में 8% वार्षिक ब्याज दर से 1240 रुपये हो जाता है। मूलधन क्या है?", options: ["1000", "1100", "900", "1200"], answer: "A" }
            ],
            level3: [
                { question: "दो अलग-अलग ब्याज दरों पर एक ही धनराशि पर 2 वर्ष का साधारण ब्याज क्रमशः 400 और 500 रुपये है। ब्याज दरों में अंतर क्या है?", options: ["5%", "4%", "6%", "2%"], answer: "A" }
            ]
        },
        "ज्यामिति ज्यामितीय आकृतियां एवं पृष्ठ, कोण, त्रिभुज, वृत्त": {
            level1: [
                { question: "एक त्रिभुज के तीनों कोणों का योग होता है?", options: ["180°", "90°", "360°", "270°"], answer: "A" },
                { question: "वृत्त की परिधि का सूत्र क्या है?", options: ["2πr", "πr²", "πd", "2πd"], answer: "A" }
            ],
            level2: [
                { question: "एक समकोण त्रिभुज में, यदि दो भुजाएँ 3 सेमी और 4 सेमी हैं, तो कर्ण की लंबाई क्या होगी?", options: ["5 सेमी", "6 सेमी", "7 सेमी", "8 सेमी"], answer: "A" }
            ],
            level3: [
                { question: "एक वृत्त का क्षेत्रफल 154 वर्ग सेमी है। इसकी त्रिज्या क्या है? (π = 22/7)", options: ["7 सेमी", "14 सेमी", "21 सेमी", "28 सेमी"], answer: "A" }
            ]
        },
        "धन (रुपया - पैसा)": {
            level1: [
                { question: "5 रुपये 50 पैसे को रुपये में व्यक्त करें?", options: ["5.50", "5.05", "5.55", "5.00"], answer: "A" },
                { question: "2.75 रुपये को पैसे में बदलें?", options: ["275", "270", "280", "260"], answer: "A" }
            ],
            level2: [
                { question: "8.40 रुपये और 3.60 रुपये का योग क्या है?", options: ["12.00", "12.50", "11.00", "13.00"], answer: "A" }
            ],
            level3: [
                { question: "एक व्यक्ति के पास 1 रुपये, 50 पैसे और 25 पैसे के सिक्के हैं। यदि कुल मूल्य 40 रुपये है और सिक्कों की संख्या 60 है, तो 1 रुपये के सिक्कों की संख्या क्या है?", options: ["10", "15", "20", "25"], answer: "A" }
            ]
        },
        "मापन समय, तौल, धारिता, लम्बाई एवं ताप": {
            level1: [
                { question: "1 किलोग्राम में कितने ग्राम होते हैं?", options: ["1000", "100", "500", "2000"], answer: "A" },
                { question: "5 मीटर को सेंटीमीटर में बदलें?", options: ["500", "50", "5000", "5"], answer: "A" }
            ],
            level2: [
                { question: "2 घंटे 30 मिनट को मिनट में बदलें?", options: ["150", "120", "180", "200"], answer: "A" }
            ],
            level3: [
                { question: "सेल्सियस को फारेनहाइट में बदलने का सूत्र क्या है?", options: ["C × 9/5 + 32", "C × 5/9 + 32", "C × 9/5 - 32", "C × 5/9 - 32"], answer: "A" }
            ]
        },
        "मेन्सुरेशन - परिमिति (परिमाप) - त्रिभुज, आयत, वर्ग, चतुर्भुज क्षेत्रफल - आयत, वर्ग/ आयतन, धारिता - धन, घनाभ": {
            level1: [
                { question: "10 सेमी भुजा वाले वर्ग का परिमाप क्या है?", options: ["40 सेमी", "20 सेमी", "100 सेमी", "30 सेमी"], answer: "A" },
                { question: "5 सेमी × 3 सेमी वाले आयत का क्षेत्रफल क्या है?", options: ["15 वर्ग सेमी", "16 वर्ग सेमी", "8 वर्ग सेमी", "12 वर्ग सेमी"], answer: "A" }
            ],
            level2: [
                { question: "4 सेमी भुजा वाले घन का आयतन क्या है?", options: ["64 घन सेमी", "16 घन सेमी", "96 घन सेमी", "48 घन सेमी"], answer: "A" }
            ],
            level3: [
                { question: "एक घनाभ की लंबाई 10 सेमी, चौड़ाई 8 सेमी और ऊँचाई 6 सेमी है। इसका कुल पृष्ठीय क्षेत्रफल क्या है?", options: ["376 वर्ग सेमी", "480 वर्ग सेमी", "376 वर्ग सेमी", "360 वर्ग सेमी"], answer: "A" }
            ]
        },
        "कैलेण्डर": {
            level1: [
                { question: "एक सप्ताह में कितने दिन होते हैं?", options: ["7", "5", "6", "8"], answer: "A" },
                { question: "एक लीप वर्ष में कितने दिन होते हैं?", options: ["366", "365", "364", "367"], answer: "A" }
            ],
            level2: [
                { question: "यदि 10 मार्च 2024 को रविवार है, तो 17 मार्च 2024 को कौन सा दिन होगा?", options: ["रविवार", "सोमवार", "शनिवार", "शुक्रवार"], answer: "A" }
            ],
            level3: [
                { question: "1 जनवरी 2020 को बुधवार था, तो 1 जनवरी 2021 को कौन सा दिन होगा?", options: ["गुरुवार", "शुक्रवार", "बुधवार", "मंगलवार"], answer: "B" }
            ]
        },
        "आंकड़े, आंकड़ों का प्रस्तुतीकरण एवं निरूपण": {
            level1: [
                { question: "निम्नलिखित में से कौन सा आंकड़ों के प्रस्तुतीकरण का एक प्रकार है?", options: ["बार ग्राफ", "समीकरण", "बीजगणित", "ज्यामिति"], answer: "A" },
                { question: "आंकड़ों का माध्य ज्ञात करने का सूत्र क्या है?", options: ["सभी मानों का योग / कुल संख्या", "अधिकतम मान - न्यूनतम मान", "मध्य मान", "बारंबारता वाला मान"], answer: "A" }
            ],
            level2: [
                { question: "संख्या 2, 4, 6, 8, 10 का माध्य क्या है?", options: ["6", "5", "7", "8"], answer: "A" }
            ],
            level3: [
                { question: "एक बारंबारता बंटन में यदि माध्य 20 और माध्यिका 25 है, तो बहुलक क्या होगा? (अनुभवजन्य संबंध)", options: ["35", "30", "25", "20"], answer: "A" }
            ]
        },
        "रेलवे या बस समय - सारिणी": {
            level1: [
                { question: "यदि एक बस सुबह 8:00 बजे चलती है और 5 घंटे बाद गंतव्य पहुँचती है, तो वह कितने बजे पहुँचेगी?", options: ["1:00 बजे दोपहर", "1:00 बजे रात", "3:00 बजे दोपहर", "2:00 बजे दोपहर"], answer: "A" },
                { question: "एक ट्रेन 60 किमी/घंटा की गति से चलती है। 3 घंटे में वह कितनी दूरी तय करेगी?", options: ["180 किमी", "120 किमी", "240 किमी", "300 किमी"], answer: "A" }
            ],
            level2: [
                { question: "एक ट्रेन 10:15 बजे चलती है और 13:45 बजे पहुँचती है। यात्रा की अवधि क्या है?", options: ["3 घंटे 30 मिनट", "3 घंटे", "4 घंटे", "2 घंटे 30 मिनट"], answer: "A" }
            ],
            level3: [
                { question: "दो ट्रेनें क्रमशः 80 किमी/घंटा और 70 किमी/घंटा की गति से एक दूसरे की ओर चल रही हैं। यदि उनके बीच की दूरी 450 किमी है, तो वे कितने समय बाद मिलेंगी?", options: ["3 घंटे", "2.5 घंटे", "4 घंटे", "3.5 घंटे"], answer: "A" }
            ]
        },
        "वर्ग वर्गमूल घन - घनमूल": {
            level1: [
                { question: "12 का वर्ग क्या है?", options: ["144", "122", "124", "136"], answer: "A" },
                { question: "√81 = ?", options: ["9", "8", "7", "10"], answer: "A" }
            ],
            level2: [
                { question: "5 का घन क्या है?", options: ["125", "25", "75", "100"], answer: "A" },
                { question: "∛64 = ?", options: ["4", "8", "6", "5"], answer: "A" }
            ],
            level3: [
                { question: "√(2025) का मान क्या है?", options: ["45", "35", "55", "65"], answer: "A" }
            ]
        },
        "घातांक करणी": {
            level1: [
                { question: "2³ × 2² = ?", options: ["32", "64", "16", "8"], answer: "A" },
                { question: "√2 × √8 = ?", options: ["4", "2", "8", "16"], answer: "A" }
            ],
            level2: [
                { question: "(2⁵) ÷ (2³) = ?", options: ["4", "8", "2", "16"], answer: "A" }
            ],
            level3: [
                { question: "√(3 + 2√2) का मान क्या है?", options: ["√2 + 1", "√2 - 1", "2", "√3"], answer: "A" }
            ]
        },
        "अनुपात - समानुपात": {
            level1: [
                { question: "5 : 10 के अनुपात को सरल कीजिए?", options: ["1:2", "2:1", "1:3", "2:3"], answer: "A" },
                { question: "यदि A : B = 2 : 3 और B : C = 4 : 5, तो A : C क्या है?", options: ["8:15", "6:15", "12:15", "10:15"], answer: "A" }
            ],
            level2: [
                { question: "यदि 15, x और 25, 20 समानुपात में हैं, तो x का मान क्या है?", options: ["12", "10", "15", "18"], answer: "A" }
            ],
            level3: [
                { question: "दो संख्याओं का अनुपात 5:8 है। यदि प्रत्येक में 6 जोड़ दिया जाए, तो अनुपात 7:10 हो जाता है। संख्याएँ ज्ञात करें?", options: ["15, 24", "10, 16", "20, 32", "25, 40"], answer: "A" }
            ]
        },
        "बीजगणित": {
            level1: [
                { question: "यदि x + 5 = 10, तो x = ?", options: ["5", "15", "10", "2"], answer: "A" },
                { question: "2x + 3x = ?", options: ["5x", "6x", "x", "5x²"], answer: "A" }
            ],
            level2: [
                { question: "(x + 3)(x - 2) का विस्तार क्या है?", options: ["x² + x - 6", "x² - x + 6", "x² + 5x + 6", "x² - 5x - 6"], answer: "A" }
            ],
            level3: [
                { question: "यदि x + y = 7 और xy = 12, तो x² + y² का मान क्या है?", options: ["25", "49", "24", "13"], answer: "A" }
            ]
        }
    };
    
    // Complete list of 19 Mathematics topics
    const allTopics = [
        "संख्याओं एवं संख्याओं का जोड़, घटाना गुणा, भाग",
        "लघुत्तम समापवर्त्य एवं महत्तम समापवर्तक",
        "भिन्नों का जोड़, घटाना, गुणा व भाग",
        "दशमलव- जोड़, घटाना, गुणा व भाग",
        "ऐकिक नियम",
        "प्रतिशत",
        "लाभ हानि",
        "साधारण ब्याज",
        "ज्यामिति ज्यामितीय आकृतियां एवं पृष्ठ, कोण, त्रिभुज, वृत्त",
        "धन (रुपया - पैसा)",
        "मापन समय, तौल, धारिता, लम्बाई एवं ताप",
        "मेन्सुरेशन - परिमिति (परिमाप) - त्रिभुज, आयत, वर्ग, चतुर्भुज क्षेत्रफल - आयत, वर्ग/ आयतन, धारिता - धन, घनाभ",
        "कैलेण्डर",
        "आंकड़े, आंकड़ों का प्रस्तुतीकरण एवं निरूपण",
        "रेलवे या बस समय - सारिणी",
        "वर्ग वर्गमूल घन - घनमूल",
        "घातांक करणी",
        "अनुपात - समानुपात",
        "बीजगणित"
    ];
    
    // DOM Elements
    const startContainer = document.getElementById('startContainer');
    const startScreen = document.getElementById('startScreen');
    const subjectSelection = document.getElementById('subjectSelection');
    const chapterSelection = document.getElementById('chapterSelection');
    const levelSelection = document.getElementById('levelSelection');
    const generatedPaperContainer = document.getElementById('generatedPaperContainer');
    
    const startGeneratingBtn = document.getElementById('startGeneratingBtn');
    const selectMathBtn = document.getElementById('selectMathBtn');
    const backToStartBtn = document.getElementById('backToStartBtn');
    const generateAssignmentBtn = document.getElementById('generateAssignmentBtn');
    const backToChaptersBtn = document.getElementById('backToChaptersBtn');
    const generateFinalBtn = document.getElementById('generateFinalBtn');
    const level1Btn = document.getElementById('level1Btn');
    const level2Btn = document.getElementById('level2Btn');
    const level3Btn = document.getElementById('level3Btn');
    
    let selectedChapters = [];
    let selectedLevel = null;
    
    function populateChapters() {
        const container = document.getElementById('chapterCheckboxContainer');
        container.innerHTML = `<div class="checkbox-item"><input type="checkbox" id="fullPaper" value="full"><label for="fullPaper">पूर्ण पाठ्यक्रम (सभी ${allTopics.length} विषय)</label></div>`;
        allTopics.forEach((topic, idx) => {
            container.innerHTML += `<div class="checkbox-item"><input type="checkbox" id="topic_${idx}" name="chapter" value="${topic}"><label for="topic_${idx}">${idx+1}. ${topic}</label></div>`;
        });
        const fullPaperCheckbox = document.getElementById('fullPaper');
        if(fullPaperCheckbox) {
            fullPaperCheckbox.addEventListener('change', function() {
                const allChapterCheckboxes = document.querySelectorAll('input[name="chapter"]');
                allChapterCheckboxes.forEach(cb => cb.disabled = this.checked);
            });
        }
    }
    
    function getRandomQuestions(chapters, level, count) {
        let allQuestions = [];
        chapters.forEach(ch => {
            if(questions[ch] && questions[ch][`level${level}`]) {
                allQuestions = allQuestions.concat(questions[ch][`level${level}`]);
            }
        });
        if(allQuestions.length === 0) {
            return [{ question: "प्रश्न उपलब्ध नहीं हैं। कृपया अन्य अध्याय चुनें।", options: ["A", "B", "C", "D"], answer: "A" }];
        }
        allQuestions = allQuestions.sort(() => Math.random() - 0.5);
        return allQuestions.slice(0, Math.min(count, allQuestions.length));
    }
    
    // Event Listeners
    startGeneratingBtn.addEventListener('click', function() {
        startScreen.classList.add('hidden');
        subjectSelection.classList.remove('hidden');
    });
    
    selectMathBtn.addEventListener('click', function() {
        subjectSelection.classList.add('hidden');
        populateChapters();
        chapterSelection.classList.remove('hidden');
    });
    
    backToStartBtn.addEventListener('click', function() {
        generatedPaperContainer.classList.add('hidden');
        startContainer.classList.remove('hidden');
        chapterSelection.classList.add('hidden');
        levelSelection.classList.add('hidden');
        startScreen.classList.remove('hidden');
        subjectSelection.classList.add('hidden');
    });
    
    generateAssignmentBtn.addEventListener('click', function() {
        const fullPaper = document.getElementById('fullPaper');
        if(fullPaper && fullPaper.checked) {
            selectedChapters = [...allTopics];
        } else {
            selectedChapters = Array.from(document.querySelectorAll('input[name="chapter"]:checked')).map(cb => cb.value);
        }
        if(selectedChapters.length === 0) {
            alert("कृपया कम से कम एक अध्याय/विषय चुनें!");
            return;
        }
        chapterSelection.classList.add('hidden');
        levelSelection.classList.remove('hidden');
    });
    
    backToChaptersBtn.addEventListener('click', function() {
        levelSelection.classList.add('hidden');
        chapterSelection.classList.remove('hidden');
    });
    
    function selectLevel(level) {
        level1Btn.classList.remove('selected');
        level2Btn.classList.remove('selected');
        level3Btn.classList.remove('selected');
        document.getElementById(`level${level}Btn`).classList.add('selected');
        selectedLevel = level;
    }
    
    level1Btn.addEventListener('click', function() { selectLevel(1); });
    level2Btn.addEventListener('click', function() { selectLevel(2); });
    level3Btn.addEventListener('click', function() { selectLevel(3); });
    
    generateFinalBtn.addEventListener('click', function() {
        if(!selectedLevel) {
            alert("कृपया कठिनाई स्तर चुनें!");
            return;
        }
        
        startContainer.classList.add('hidden');
        levelSelection.classList.add('hidden');
        generatedPaperContainer.classList.remove('hidden');
        generatedPaperContainer.innerHTML = '';
        
        const mcqs = getRandomQuestions(selectedChapters, selectedLevel, 45);
        let questionNumber = 1;
        let paperContent = `
            <div class="header">
                <h2>UP TET Paper 1 - गणित असाइनमेंट</h2>
                <h3>${selectedChapters.length === allTopics.length ? "पूर्ण पाठ्यक्रम (सभी विषय)" : selectedChapters.slice(0,3).join(", ")+ (selectedChapters.length>3 ? "..." : "")}</h3>
                <p>स्तर ${selectedLevel} - ${selectedLevel === 1 ? "बेसिक" : selectedLevel === 2 ? "मध्यम" : "परीक्षा स्तर"}</p>
            </div>
            <div class="content-area">
                <div class="instructions">
                    <p><strong>निर्देश:</strong></p>
                    <ol>
                        <li>इस असाइनमेंट में 45 बहुविकल्पीय प्रश्न (MCQs) हैं।</li>
                        <li>प्रत्येक प्रश्न के चार विकल्प हैं, केवल एक सही है।</li>
                        <li>उचित विकल्प का चयन करें।</li>
                        <li>समय: 60 मिनट</li>
                    </ol>
                </div>
                <div class="question-section">
                    <div class="section-heading">बहुविकल्पीय प्रश्न (MCQs)</div>`;
        
        mcqs.forEach(mcq => {
            paperContent += `
                <div class="question">
                    <div class="question-text">${questionNumber}. ${mcq.question}</div>
                    <div class="option">A. ${mcq.options[0]}</div>
                    <div class="option">B. ${mcq.options[1]}</div>
                    <div class="option">C. ${mcq.options[2]}</div>
                    <div class="option">D. ${mcq.options[3]}</div>
                </div>`;
            questionNumber++;
        });
        
        paperContent += `
                </div>
                <div class="answer-sheet">
                    <h3 class="section-title">उत्तर कुंजी (Answer Key)</h3>
                    <table class="answer-table">
                        <thead>
                            <tr>
                                <th>प्रश्न सं.</th><th>उत्तर</th>
                                <th>प्रश्न सं.</th><th>उत्तर</th>
                                <th>प्रश्न सं.</th><th>उत्तर</th>
                            </tr>
                        </thead>
                        <tbody>`;
        
        for(let i=0; i<mcqs.length; i+=3) {
            paperContent += `<tr>`;
            for(let j=0; j<3; j++) {
                if(i+j < mcqs.length) {
                    paperContent += `<td>${i+j+1}</td><td>${mcqs[i+j].answer}</td>`;
                } else {
                    paperContent += `<td></td><td></td>`;
                }
            }
            paperContent += `</tr>`;
        }
        
        paperContent += `
                        </tbody>
                    </table>
                </div>
                <div class="action-buttons">
                    <button class="btn btn-primary" id="printBtn"><i class="fas fa-print"></i> प्रिंट करें</button>
                    <button class="btn btn-success" id="downloadBtn"><i class="fas fa-download"></i> PDF डाउनलोड करें</button>
                    <button class="btn btn-danger" id="newAssignmentBtn"><i class="fas fa-plus"></i> नया असाइनमेंट</button>
                </div>
            </div>`;
        
        generatedPaperContainer.innerHTML = paperContent;
        
        document.getElementById('printBtn').addEventListener('click', function() { window.print(); });
        document.getElementById('downloadBtn').addEventListener('click', downloadPDF);
        document.getElementById('newAssignmentBtn').addEventListener('click', function() {
            generatedPaperContainer.classList.add('hidden');
            startContainer.classList.remove('hidden');
            startScreen.classList.remove('hidden');
            subjectSelection.classList.add('hidden');
            chapterSelection.classList.add('hidden');
            levelSelection.classList.add('hidden');
            selectedLevel = null;
            level1Btn.classList.remove('selected');
            level2Btn.classList.remove('selected');
            level3Btn.classList.remove('selected');
        });
    });
    
    async function downloadPDF() {
        const element = document.getElementById('generatedPaperContainer');
        const tempDiv = document.createElement('div');
        tempDiv.style.position = 'absolute';
        tempDiv.style.left = '-9999px';
        tempDiv.style.width = '794px';
        tempDiv.style.backgroundColor = 'white';
        tempDiv.style.padding = '20px';
        tempDiv.innerHTML = element.innerHTML;
        document.body.appendChild(tempDiv);
        
        try {
            const pdf = new jsPDF('p', 'mm', 'a4');
            const pageWidth = pdf.internal.pageSize.getWidth() - 25.4;
            const pageHeight = pdf.internal.pageSize.getHeight() - 25.4;
            let position = 12.7;
            let remainingHeight = tempDiv.scrollHeight;
            let pageNum = 1;
            
            while(remainingHeight > 0) {
                const canvas = await html2canvas(tempDiv, { 
                    scale: 2,
                    windowHeight: pageHeight * 3.78,
                    windowWidth: pageWidth * 3.78,
                    y: position * 3.78,
                    height: pageHeight * 3.78,
                    useCORS: true,
                    backgroundColor: '#ffffff',
                    logging: false 
                });
                const imgData = canvas.toDataURL('image/jpeg', 0.95);
                if(pageNum > 1) pdf.addPage('a4', 'portrait');
                pdf.addImage(imgData, 'JPEG', 12.7, 12.7, pageWidth, (canvas.height * pageWidth) / canvas.width);
                position += pageHeight;
                remainingHeight -= pageHeight * 3.78;
                pageNum++;
            }
            pdf.save('UP_TET_Mathematics_Assignment.pdf');
        } catch(err) { 
            console.error(err); 
            alert('PDF जनरेशन में त्रुटि। कृपया पुनः प्रयास करें।'); 
        } finally { 
            if(tempDiv && tempDiv.parentNode) document.body.removeChild(tempDiv); 
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    }
</script>
</body>
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