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<!DOCTYPE html>
<html lang="tr">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Fon Getiri Hesaplayıcı</title>
    <script src="https://cdn.tailwindcss.com"></script>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
    <style>
        .gradient-bg {
            background: linear-gradient(135deg, #6b73ff 0%, #000dff 100%);
        }
        .result-card {
            box-shadow: 0 10px 30px rgba(0, 13, 255, 0.2);
            transition: all 0.3s ease;
        }
        .result-card:hover {
            transform: translateY(-5px);
        }
        input[type="range"] {
            -webkit-appearance: none;
            height: 8px;
            border-radius: 4px;
            background: #e0e0e0;
        }
        input[type="range"]::-webkit-slider-thumb {
            -webkit-appearance: none;
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: #4f46e5;
            cursor: pointer;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
        }
        .tab-active {
            position: relative;
        }
        .tab-active:after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            right: 0;
            height: 3px;
            background: #4f46e5;
        }
    </style>
</head>
<body class="bg-gray-50 min-h-screen">
    <div class="container mx-auto px-4 py-12">
        <div class="max-w-4xl mx-auto">
            <div class="text-center mb-12">
                <h1 class="text-4xl font-bold text-gray-800 mb-3">Fon Getiri Hesaplayıcı</h1>
                <p class="text-lg text-gray-600">Yatırımınızın potansiyel getirisini kolayca hesaplayın</p>
            </div>

            <div class="bg-white rounded-xl shadow-lg overflow-hidden mb-8">
                <div class="flex border-b border-gray-200">
                    <button id="simple-tab" class="tab-active px-6 py-4 font-medium text-indigo-600 focus:outline-none">Basit Hesaplayıcı</button>
                    <button id="advanced-tab" class="px-6 py-4 font-medium text-gray-500 hover:text-indigo-600 focus:outline-none">Gelişmiş Hesaplayıcı</button>
                </div>

                <div id="simple-calculator" class="p-8">
                    <div class="grid md:grid-cols-2 gap-8 mb-8">
                        <div>
                            <label for="initial-investment" class="block text-sm font-medium text-gray-700 mb-2">Başlangıç Yatırımı (₺)</label>
                            <div class="relative">
                                <div class="absolute inset-y-0 left-0 pl-3 flex items-center pointer-events-none">
                                    <i class="fas fa-lira-sign text-gray-400"></i>
                                </div>
                                <input type="number" id="initial-investment" class="pl-8 block w-full rounded-md border-gray-300 shadow-sm focus:border-indigo-500 focus:ring-indigo-500 py-2 border" value="10000" min="0">
                            </div>
                        </div>
                        <div>
                            <label for="monthly-contribution" class="block text-sm font-medium text-gray-700 mb-2">Aylık Katkı (₺)</label>
                            <div class="relative">
                                <div class="absolute inset-y-0 left-0 pl-3 flex items-center pointer-events-none">
                                    <i class="fas fa-lira-sign text-gray-400"></i>
                                </div>
                                <input type="number" id="monthly-contribution" class="pl-8 block w-full rounded-md border-gray-300 shadow-sm focus:border-indigo-500 focus:ring-indigo-500 py-2 border" value="500" min="0">
                            </div>
                        </div>
                        <div>
                            <label for="annual-return" class="block text-sm font-medium text-gray-700 mb-2">Beklenen Yıllık Getiri (%)</label>
                            <div class="relative">
                                <input type="range" id="annual-return-slider" class="w-full" min="1" max="30" step="0.5" value="7">
                                <div class="flex justify-between mt-2">
                                    <span class="text-xs text-gray-500">1%</span>
                                    <span id="annual-return-value" class="font-medium">7%</span>
                                    <span class="text-xs text-gray-500">30%</span>
                                </div>
                            </div>
                        </div>
                        <div>
                            <label for="investment-period" class="block text-sm font-medium text-gray-700 mb-2">Yatırım Süresi (Yıl)</label>
                            <div class="relative">
                                <input type="range" id="investment-period-slider" class="w-full" min="1" max="40" step="1" value="10">
                                <div class="flex justify-between mt-2">
                                    <span class="text-xs text-gray-500">1</span>
                                    <span id="investment-period-value" class="font-medium">10</span>
                                    <span class="text-xs text-gray-500">40</span>
                                </div>
                            </div>
                        </div>
                    </div>

                    <div class="flex justify-center">
                        <button id="calculate-btn" class="gradient-bg text-white px-8 py-3 rounded-full font-medium hover:opacity-90 transition duration-300 shadow-lg flex items-center">
                            <i class="fas fa-calculator mr-2"></i> Getiriyi Hesapla
                        </button>
                    </div>
                </div>

                <div id="advanced-calculator" class="p-8 hidden">
                    <div class="grid md:grid-cols-2 gap-8 mb-8">
                        <div>
                            <label for="initial-investment-adv" class="block text-sm font-medium text-gray-700 mb-2">Başlangıç Yatırımı (₺)</label>
                            <div class="relative">
                                <div class="absolute inset-y-0 left-0 pl-3 flex items-center pointer-events-none">
                                    <i class="fas fa-lira-sign text-gray-400"></i>
                                </div>
                                <input type="number" id="initial-investment-adv" class="pl-8 block w-full rounded-md border-gray-300 shadow-sm focus:border-indigo-500 focus:ring-indigo-500 py-2 border" value="10000" min="0">
                            </div>
                        </div>
                        <div>
                            <label for="contribution-frequency" class="block text-sm font-medium text-gray-700 mb-2">Katkı Sıklığı</label>
                            <select id="contribution-frequency" class="block w-full rounded-md border-gray-300 shadow-sm focus:border-indigo-500 focus:ring-indigo-500 py-2 border">
                                <option value="12">Aylık</option>
                                <option value="4">Üç Aylık</option>
                                <option value="2">Altı Aylık</option>
                                <option value="1">Yıllık</option>
                            </select>
                        </div>
                        <div>
                            <label for="contribution-amount" class="block text-sm font-medium text-gray-700 mb-2">Katkı Miktarı (₺)</label>
                            <div class="relative">
                                <div class="absolute inset-y-0 left-0 pl-3 flex items-center pointer-events-none">
                                    <i class="fas fa-lira-sign text-gray-400"></i>
                                </div>
                                <input type="number" id="contribution-amount" class="pl-8 block w-full rounded-md border-gray-300 shadow-sm focus:border-indigo-500 focus:ring-indigo-500 py-2 border" value="500" min="0">
                            </div>
                        </div>
                        <div>
                            <label for="return-type" class="block text-sm font-medium text-gray-700 mb-2">Getiri Türü</label>
                            <select id="return-type" class="block w-full rounded-md border-gray-300 shadow-sm focus:border-indigo-500 focus:ring-indigo-500 py-2 border">
                                <option value="compound">Bileşik Getiri</option>
                                <option value="simple">Basit Getiri</option>
                            </select>
                        </div>
                        <div>
                            <label for="annual-return-adv" class="block text-sm font-medium text-gray-700 mb-2">Beklenen Yıllık Getiri (%)</label>
                            <div class="relative">
                                <input type="range" id="annual-return-slider-adv" class="w-full" min="1" max="30" step="0.5" value="7">
                                <div class="flex justify-between mt-2">
                                    <span class="text-xs text-gray-500">1%</span>
                                    <span id="annual-return-value-adv" class="font-medium">7%</span>
                                    <span class="text-xs text-gray-500">30%</span>
                                </div>
                            </div>
                        </div>
                        <div>
                            <label for="investment-period-adv" class="block text-sm font-medium text-gray-700 mb-2">Yatırım Süresi (Yıl)</label>
                            <div class="relative">
                                <input type="range" id="investment-period-slider-adv" class="w-full" min="1" max="40" step="1" value="10">
                                <div class="flex justify-between mt-2">
                                    <span class="text-xs text-gray-500">1</span>
                                    <span id="investment-period-value-adv" class="font-medium">10</span>
                                    <span class="text-xs text-gray-500">40</span>
                                </div>
                            </div>
                        </div>
                        <div>
                            <label for="inflation-rate" class="block text-sm font-medium text-gray-700 mb-2">Enflasyon Oranı (%)</label>
                            <div class="relative">
                                <input type="range" id="inflation-rate-slider" class="w-full" min="0" max="10" step="0.1" value="2.5">
                                <div class="flex justify-between mt-2">
                                    <span class="text-xs text-gray-500">0%</span>
                                    <span id="inflation-rate-value" class="font-medium">2.5%</span>
                                    <span class="text-xs text-gray-500">10%</span>
                                </div>
                            </div>
                        </div>
                        <div>
                            <label for="management-fee" class="block text-sm font-medium text-gray-700 mb-2">Yönetim Ücreti (%)</label>
                            <div class="relative">
                                <input type="range" id="management-fee-slider" class="w-full" min="0" max="5" step="0.1" value="1">
                                <div class="flex justify-between mt-2">
                                    <span class="text-xs text-gray-500">0%</span>
                                    <span id="management-fee-value" class="font-medium">1%</span>
                                    <span class="text-xs text-gray-500">5%</span>
                                </div>
                            </div>
                        </div>
                    </div>

                    <div class="flex justify-center">
                        <button id="calculate-btn-adv" class="gradient-bg text-white px-8 py-3 rounded-full font-medium hover:opacity-90 transition duration-300 shadow-lg flex items-center">
                            <i class="fas fa-calculator mr-2"></i> Gelişmiş Getiriyi Hesapla
                        </button>
                    </div>
                </div>
            </div>

            <div id="result-section" class="hidden">
                <div class="bg-white rounded-xl shadow-lg overflow-hidden mb-8">
                    <div class="p-8">
                        <h2 class="text-2xl font-bold text-gray-800 mb-6">Yatırım Sonuçları</h2>
                        
                        <div class="grid md:grid-cols-3 gap-6 mb-8">
                            <div class="result-card bg-indigo-50 p-6 rounded-lg">
                                <div class="flex items-center mb-3">
                                    <div class="p-3 rounded-full bg-indigo-100 text-indigo-600 mr-4">
                                        <i class="fas fa-coins text-xl"></i>
                                    </div>
                                    <h3 class="text-lg font-semibold text-gray-800">Toplam Yatırım</h3>
                                </div>
                                <p id="total-invested" class="text-3xl font-bold text-indigo-600">₺0</p>
                            </div>
                            
                            <div class="result-card bg-green-50 p-6 rounded-lg">
                                <div class="flex items-center mb-3">
                                    <div class="p-3 rounded-full bg-green-100 text-green-600 mr-4">
                                        <i class="fas fa-chart-line text-xl"></i>
                                    </div>
                                    <h3 class="text-lg font-semibold text-gray-800">Toplam Getiri</h3>
                                </div>
                                <p id="total-returns" class="text-3xl font-bold text-green-600">₺0</p>
                            </div>
                            
                            <div class="result-card bg-purple-50 p-6 rounded-lg">
                                <div class="flex items-center mb-3">
                                    <div class="p-3 rounded-full bg-purple-100 text-purple-600 mr-4">
                                        <i class="fas fa-piggy-bank text-xl"></i>
                                    </div>
                                    <h3 class="text-lg font-semibold text-gray-800">Gelecek Değer</h3>
                                </div>
                                <p id="future-value" class="text-3xl font-bold text-purple-600">₺0</p>
                            </div>
                        </div>

                        <div class="mb-8">
                            <h3 class="text-lg font-semibold text-gray-800 mb-4">Yıllık Detaylar</h3>
                            <div class="overflow-x-auto">
                                <table class="min-w-full divide-y divide-gray-200">
                                    <thead class="bg-gray-50">
                                        <tr>
                                            <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Yıl</th>
                                            <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Yatırım</th>
                                            <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Getiri</th>
                                            <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Toplam Değer</th>
                                        </tr>
                                    </thead>
                                    <tbody id="yearly-breakdown" class="bg-white divide-y divide-gray-200">
                                        <!-- Sonuçlar buraya eklenecek -->
                                    </tbody>
                                </table>
                            </div>
                        </div>

                        <div class="flex justify-center">
                            <button id="reset-btn" class="bg-gray-200 text-gray-700 px-6 py-2 rounded-full font-medium hover:bg-gray-300 transition duration-300 flex items-center">
                                <i class="fas fa-redo mr-2"></i> Hesaplayıcıyı Sıfırla
                            </button>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <script>
        document.addEventListener('DOMContentLoaded', function() {
            // Sekme geçişi
            const simpleTab = document.getElementById('simple-tab');
            const advancedTab = document.getElementById('advanced-tab');
            const simpleCalculator = document.getElementById('simple-calculator');
            const advancedCalculator = document.getElementById('advanced-calculator');
            
            simpleTab.addEventListener('click', function() {
                simpleTab.classList.add('tab-active');
                simpleTab.classList.remove('text-gray-500');
                simpleTab.classList.add('text-indigo-600');
                advancedTab.classList.remove('tab-active');
                advancedTab.classList.add('text-gray-500');
                advancedTab.classList.remove('text-indigo-600');
                simpleCalculator.classList.remove('hidden');
                advancedCalculator.classList.add('hidden');
            });
            
            advancedTab.addEventListener('click', function() {
                advancedTab.classList.add('tab-active');
                advancedTab.classList.remove('text-gray-500');
                advancedTab.classList.add('text-indigo-600');
                simpleTab.classList.remove('tab-active');
                simpleTab.classList.add('text-gray-500');
                simpleTab.classList.remove('text-indigo-600');
                advancedCalculator.classList.remove('hidden');
                simpleCalculator.classList.add('hidden');
            });
            
            // Kaydırıcı değer güncellemeleri
            const annualReturnSlider = document.getElementById('annual-return-slider');
            const annualReturnValue = document.getElementById('annual-return-value');
            const investmentPeriodSlider = document.getElementById('investment-period-slider');
            const investmentPeriodValue = document.getElementById('investment-period-value');
            
            annualReturnSlider.addEventListener('input', function() {
                annualReturnValue.textContent = this.value + '%';
            });
            
            investmentPeriodSlider.addEventListener('input', function() {
                investmentPeriodValue.textContent = this.value;
            });
            
            // Gelişmiş kaydırıcı değer güncellemeleri
            const annualReturnSliderAdv = document.getElementById('annual-return-slider-adv');
            const annualReturnValueAdv = document.getElementById('annual-return-value-adv');
            const investmentPeriodSliderAdv = document.getElementById('investment-period-slider-adv');
            const investmentPeriodValueAdv = document.getElementById('investment-period-value-adv');
            const inflationRateSlider = document.getElementById('inflation-rate-slider');
            const inflationRateValue = document.getElementById('inflation-rate-value');
            const managementFeeSlider = document.getElementById('management-fee-slider');
            const managementFeeValue = document.getElementById('management-fee-value');
            
            annualReturnSliderAdv.addEventListener('input', function() {
                annualReturnValueAdv.textContent = this.value + '%';
            });
            
            investmentPeriodSliderAdv.addEventListener('input', function() {
                investmentPeriodValueAdv.textContent = this.value;
            });
            
            inflationRateSlider.addEventListener('input', function() {
                inflationRateValue.textContent = this.value + '%';
            });
            
            managementFeeSlider.addEventListener('input', function() {
                managementFeeValue.textContent = this.value + '%';
            });
            
            // Hesaplama fonksiyonları
            function formatCurrency(amount) {
                return new Intl.NumberFormat('tr-TR', { style: 'currency', currency: 'TRY' }).format(amount);
            }
            
            function calculateSimpleReturns() {
                const initialInvestment = parseFloat(document.getElementById('initial-investment').value) || 0;
                const monthlyContribution = parseFloat(document.getElementById('monthly-contribution').value) || 0;
                const annualReturn = parseFloat(annualReturnSlider.value) / 100;
                const years = parseInt(investmentPeriodSlider.value);
                
                let totalInvested = initialInvestment;
                let totalValue = initialInvestment;
                const yearlyData = [];
                
                for (let year = 1; year <= years; year++) {
                    // Yıllık katkıları ekle
                    totalInvested += monthlyContribution * 12;
                    
                    // Yıllık getiriyi hesapla
                    const yearlyReturn = totalValue * annualReturn;
                    totalValue += yearlyReturn + (monthlyContribution * 12);
                    
                    yearlyData.push({
                        year: year,
                        invested: totalInvested,
                        returns: totalValue - totalInvested,
                        totalValue: totalValue
                    });
                }
                
                return {
                    totalInvested: totalInvested,
                    totalReturns: totalValue - totalInvested,
                    futureValue: totalValue,
                    yearlyData: yearlyData
                };
            }
            
            function calculateAdvancedReturns() {
                const initialInvestment = parseFloat(document.getElementById('initial-investment-adv').value) || 0;
                const contributionAmount = parseFloat(document.getElementById('contribution-amount').value) || 0;
                const contributionFrequency = parseInt(document.getElementById('contribution-frequency').value);
                const returnType = document.getElementById('return-type').value;
                const annualReturn = parseFloat(annualReturnSliderAdv.value) / 100;
                const years = parseInt(investmentPeriodSliderAdv.value);
                const inflationRate = parseFloat(inflationRateSlider.value) / 100;
                const managementFee = parseFloat(managementFeeSlider.value) / 100;
                
                let totalInvested = initialInvestment;
                let totalValue = initialInvestment;
                const yearlyData = [];
                const periodsPerYear = contributionFrequency;
                const periods = years * periodsPerYear;
                const periodReturn = Math.pow(1 + annualReturn, 1/periodsPerYear) - 1;
                const periodFee = managementFee / periodsPerYear;
                
                for (let period = 1; period <= periods; period++) {
                    // Her dönem başında katkı ekle
                    if (period > 1) {
                        totalInvested += contributionAmount;
                        totalValue += contributionAmount;
                    }
                    
                    // Dönem getirisini hesapla
                    if (returnType === 'compound') {
                        totalValue = totalValue * (1 + periodReturn);
                    } else {
                        // Basit faiz - sadece başlangıç yatırımına
                        if (period % periodsPerYear === 0) {
                            totalValue += initialInvestment * annualReturn;
                        }
                    }
                    
                    // Yönetim ücretini uygula
                    totalValue = totalValue * (1 - periodFee);
                    
                    // Yıllık verileri kaydet
                    if (period % periodsPerYear === 0) {
                        const year = period / periodsPerYear;
                        yearlyData.push({
                            year: year,
                            invested: totalInvested,
                            returns: totalValue - totalInvested,
                            totalValue: totalValue
                        });
                    }
                }
                
                // Enflasyon için ayarla
                const inflationFactor = Math.pow(1 + inflationRate, years);
                const realFutureValue = totalValue / inflationFactor;
                
                return {
                    totalInvested: totalInvested,
                    totalReturns: totalValue - totalInvested,
                    futureValue: totalValue,
                    realFutureValue: realFutureValue,
                    yearlyData: yearlyData
                };
            }
            
            // Sonuçları göster
            function displayResults(results) {
                document.getElementById('total-invested').textContent = formatCurrency(results.totalInvested);
                document.getElementById('total-returns').textContent = formatCurrency(results.totalReturns);
                document.getElementById('future-value').textContent = formatCurrency(results.futureValue);
                
                const yearlyBreakdown = document.getElementById('yearly-breakdown');
                yearlyBreakdown.innerHTML = '';
                
                results.yearlyData.forEach(data => {
                    const row = document.createElement('tr');
                    row.innerHTML = `
                        <td class="px-6 py-4 whitespace-nowrap text-sm font-medium text-gray-900">${data.year}</td>
                        <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-500">${formatCurrency(data.invested)}</td>
                        <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-500">${formatCurrency(data.returns)}</td>
                        <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-500">${formatCurrency(data.totalValue)}</td>
                    `;
                    yearlyBreakdown.appendChild(row);
                });
                
                document.getElementById('result-section').classList.remove('hidden');
            }
            
            // Hesapla butonları için event listener'lar
            document.getElementById('calculate-btn').addEventListener('click', function() {
                const results = calculateSimpleReturns();
                displayResults(results);
            });
            
            document.getElementById('calculate-btn-adv').addEventListener('click', function() {
                const results = calculateAdvancedReturns();
                displayResults(results);
            });
            
            // Sıfırla butonu
            document.getElementById('reset-btn').addEventListener('click', function() {
                document.getElementById('result-section').classList.add('hidden');
            });
        });
    </script>
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