{% extends 'base.html' %}
{% load static %}

{% block title %}CSP ROI Calculator{% endblock %}

{% block extra_head %}
<meta name="csrf-token" content="{{ csrf_token }}">
{% endblock %}

{% block extra_css %}
<link rel="stylesheet" type="text/css" href='{% static "css/roi-calculator.css" %}'>
{% endblock %}

{% block extra_js %}
<script src="{% static "js/chart.umd.min.js" %}"></script>
<script src="{% static "js/jspdf.umd.min.js" %}"></script>
<!-- ROI Calculator Modules -->
<script src="{% static "js/roi-calculator/input-utils.js" %}"></script>
<script src="{% static "js/roi-calculator/calculator-core.js" %}"></script>
<script src="{% static "js/roi-calculator/chart-manager.js" %}"></script>
<script src="{% static "js/roi-calculator/ui-manager.js" %}"></script>
<script src="{% static "js/roi-calculator/export-manager.js" %}"></script>
<script src="{% static "js/roi-calculator/roi-calculator-app.js" %}"></script>
<script>
// Global function wrappers for HTML onclick handlers
function updateCalculations() { window.ROICalculatorApp?.updateCalculations(); }
function exportToPDF() { window.ROICalculatorApp?.exportToPDF(); }
function exportToCSV() { window.ROICalculatorApp?.exportToCSV(); }
function handleInvestmentAmountInput(input) { InputUtils.handleInvestmentAmountInput(input); }
function handleInvestmentAmountFocus(input) { InputUtils.handleInvestmentAmountFocus(input); }
function handleInvestmentAmountBlur(input) { InputUtils.handleInvestmentAmountBlur(input); }
function updateInvestmentAmount(value) { window.ROICalculatorApp?.updateInvestmentAmount(value); }
function updateRevenuePerInstance(value) { window.ROICalculatorApp?.updateRevenuePerInstance(value); }
function updateServalaShare(value) { window.ROICalculatorApp?.updateServalaShare(value); }
function updateGracePeriod(value) { window.ROICalculatorApp?.updateGracePeriod(value); }
function updateLoanRate(value) { window.ROICalculatorApp?.updateLoanRate(value); }
function updateCoreServiceRevenue(value) { window.ROICalculatorApp?.updateCoreServiceRevenue(value); }
function updateCurrency() { 
    const currencyElement = document.getElementById('currency');
    const value = currencyElement ? currencyElement.value : 'CHF';
    window.ROICalculatorApp?.updateCurrency(value); 
}
function updateScenarioChurn(scenarioKey, churnRate) { window.ROICalculatorApp?.updateScenarioChurn(scenarioKey, churnRate); }
function updateScenarioPhase(scenarioKey, phaseIndex, newInstancesPerMonth) { window.ROICalculatorApp?.updateScenarioPhase(scenarioKey, phaseIndex, newInstancesPerMonth); }
function resetAdvancedParameters() { window.ROICalculatorApp?.resetAdvancedParameters(); }
function toggleScenario(scenarioKey) { window.ROICalculatorApp?.toggleScenario(scenarioKey); }
function updateMonthlyBreakdownFilters() { window.ROICalculatorApp?.updateMonthlyBreakdownFilters(); }
function toggleCollapsible(elementId) { window.ROICalculatorApp?.toggleCollapsible(elementId); }
function resetCalculator() { window.ROICalculatorApp?.resetCalculator(); }
// toggleInvestmentModel function removed - both models calculated simultaneously
function logout() { window.ROICalculatorApp?.logout(); }

// Manual toggle functions for collapse elements
function toggleAdvancedControls() {
    const element = document.getElementById('advancedControls');
    const button = document.getElementById('advancedToggleBtn');
    
    console.log('Toggling advanced controls, current classes:', element.className);
    
    if (element.style.display === 'none' || element.style.display === '') {
        element.style.display = 'block';
        button.innerHTML = '<i class="bi bi-gear"></i> Less';
        console.log('Showing advanced controls');
    } else {
        element.style.display = 'none';
        button.innerHTML = '<i class="bi bi-gear"></i> More';
        console.log('Hiding advanced controls');
    }
}

function toggleDataCollapse() {
    const element = document.getElementById('dataCollapse');
    const button = document.getElementById('dataToggleBtn');
    
    console.log('Toggling data collapse, current style:', element.style.display);
    
    if (element.style.display === 'none' || element.style.display === '') {
        element.style.display = 'block';
        button.classList.remove('collapsed');
        button.setAttribute('aria-expanded', 'true');
        console.log('Showing data collapse');
    } else {
        element.style.display = 'none';
        button.classList.add('collapsed');
        button.setAttribute('aria-expanded', 'false');
        console.log('Hiding data collapse');
    }
}

// Initialize collapse states
document.addEventListener('DOMContentLoaded', function() {
    // Ensure both sections start collapsed
    const advancedControls = document.getElementById('advancedControls');
    const dataCollapse = document.getElementById('dataCollapse');
    
    if (advancedControls) {
        advancedControls.style.display = 'none';
    }
    if (dataCollapse) {
        dataCollapse.style.display = 'none';
    }
    
    console.log('Collapse elements initialized as hidden');
});
</script>
{% endblock %}

{% block content %}
<div class="container-fluid p-0" style="min-height: 100vh;">
    <!-- Minimal Header with Controls -->
    <div class="bg-light border-bottom sticky-top" style="z-index: 1030;">
        <div class="container-fluid">
            <!-- Title Row -->
            <div class="row py-2 border-bottom">
                <div class="col-md-6">
                    <h4 class="mb-0">CSP ROI Calculator</h4>
                    <small class="text-muted">Real-time investment analysis</small>
                </div>
                <div class="col-md-6 text-end">
                    <button type="button" class="btn btn-sm btn-outline-primary me-1" onclick="exportToPDF()">
                        <i class="bi bi-file-pdf"></i> PDF
                    </button>
                    <button type="button" class="btn btn-sm btn-outline-success me-1" onclick="exportToCSV()">
                        <i class="bi bi-file-csv"></i> CSV
                    </button>
                    <button type="button" class="btn btn-sm btn-outline me-1" onclick="resetCalculator()">
                        <i class="bi bi-arrow-clockwise"></i> Reset
                    </button>
                    <button type="button" class="btn btn-sm btn-danger" onclick="logout()">
                        <i class="bi bi-box-arrow-right"></i> Logout
                    </button>
                </div>
            </div>
            
            <!-- Main Configuration Section -->
            <div class="py-4">
                <div class="row">
                    <!-- Left Column: Configuration Fields -->
                    <div class="col-lg-8 col-xl-7">
                        <div class="main-config-fields">
                            <!-- Investment Amount -->
                            <div class="mb-4">
                                <label class="form-label fw-semibold mb-2">Initial Investment</label>
                                <div class="input-group input-group-lg">
                                    <span class="input-group-text" id="investment-currency-prefix">CHF</span>
                                    <input type="text" class="form-control" id="investment-amount" 
                                           data-value="500000" value="500,000" 
                                           oninput="handleInvestmentAmountInput(this)"
                                           onfocus="handleInvestmentAmountFocus(this)"
                                           onblur="handleInvestmentAmountBlur(this)"
                                           placeholder="Enter amount (100,000 - 2,000,000)">
                                </div>
                                <input type="range" class="form-range mt-3" id="investment-slider" 
                                       min="100000" max="2000000" step="50000" value="500000"
                                       onchange="updateInvestmentAmount(this.value)">
                                <div class="d-flex justify-content-between mt-1">
                                    <small class="text-muted" id="investment-min-label">CHF 100K</small>
                                    <small class="text-muted" id="investment-max-label">CHF 2M</small>
                                </div>
                            </div>
                            
                            <!-- Currency, Analysis Period & Service Revenue Row -->
                            <div class="row mb-4">
                                <div class="col-md-3">
                                    <label class="form-label fw-semibold mb-2">Currency</label>
                                    <select class="form-select form-select-lg" id="currency" onchange="updateCurrency()">
                                        <option value="CHF" selected>CHF (Swiss Franc)</option>
                                        <option value="EUR">EUR (Euro)</option>
                                    </select>
                                </div>
                                <div class="col-md-3">
                                    <label class="form-label fw-semibold mb-2">Analysis Period</label>
                                    <select class="form-select form-select-lg" id="timeframe" onchange="updateCalculations()">
                                        <option value="1">1 Year</option>
                                        <option value="2">2 Years</option>
                                        <option value="3" selected>3 Years</option>
                                        <option value="4">4 Years</option>
                                        <option value="5">5 Years</option>
                                    </select>
                                </div>
                                <div class="col-md-6">
                                    <label class="form-label fw-semibold mb-2">Service Revenue per Instance</label>
                                    <div class="input-group input-group-lg">
                                        <input type="number" class="form-control" id="revenue-per-instance" 
                                               min="20" max="200" step="5" value="50" onchange="updateCalculations()">
                                        <span class="input-group-text" id="revenue-currency-suffix">CHF/month</span>
                                    </div>
                                    <input type="range" class="form-range mt-3" id="revenue-slider" 
                                           min="20" max="200" step="5" value="50"
                                           onchange="updateRevenuePerInstance(this.value)">
                                    <div class="d-flex justify-content-between mt-1">
                                        <small class="text-muted" id="revenue-min-label">CHF 20</small>
                                        <small class="text-muted" id="revenue-max-label">CHF 200</small>
                                    </div>
                                </div>
                            </div>
                            
                            <!-- Growth Scenarios -->
                            <div class="mb-4">
                                <label class="form-label fw-semibold mb-3">Growth Scenarios</label>
                                <div class="d-flex gap-4 flex-wrap">
                                    <div class="form-check form-check-lg">
                                        <input class="form-check-input" type="checkbox" id="conservative-enabled" checked onchange="toggleScenario('conservative')">
                                        <label class="form-check-label fw-medium" for="conservative-enabled" data-bs-toggle="tooltip" title="Conservative: 2% churn, steady growth">
                                            <span class="text-success fs-4">●</span> Conservative
                                        </label>
                                    </div>
                                    <div class="form-check form-check-lg">
                                        <input class="form-check-input" type="checkbox" id="moderate-enabled" checked onchange="toggleScenario('moderate')">
                                        <label class="form-check-label fw-medium" for="moderate-enabled" data-bs-toggle="tooltip" title="Moderate: 3% churn, balanced growth">
                                            <span class="text-warning fs-4">●</span> Moderate
                                        </label>
                                    </div>
                                    <div class="form-check form-check-lg">
                                        <input class="form-check-input" type="checkbox" id="aggressive-enabled" checked onchange="toggleScenario('aggressive')">
                                        <label class="form-check-label fw-medium" for="aggressive-enabled" data-bs-toggle="tooltip" title="Aggressive: 5% churn, rapid growth">
                                            <span class="text-danger fs-4">●</span> Aggressive
                                        </label>
                                    </div>
                                </div>
                            </div>
                            
                            <!-- Action Buttons -->
                            <div class="d-flex gap-3 flex-wrap">
                                <button class="btn btn-outline-info btn-lg" type="button" onclick="toggleAdvancedControls()" id="advancedToggleBtn">
                                    <i class="bi bi-gear"></i> Advanced Settings
                                </button>
                                <a href="{% url 'services:roi_calculator_help' %}" class="btn btn-outline-secondary btn-lg" target="_blank">
                                    <i class="bi bi-question-circle"></i> Help
                                </a>
                            </div>
                        </div>
                    </div>
                    
                    <!-- Right Column: Real-Time Results -->
                    <div class="col-lg-4 col-xl-5">
                        <div class="results-panel h-100">
                            <div class="card h-100 border-0 shadow">
                                <div class="card-header bg-primary text-white">
                                    <h5 class="mb-0"><i class="bi bi-graph-up"></i> Real-Time Results</h5>
                                    <small class="opacity-75">Live calculations based on your parameters</small>
                                </div>
                                <div class="card-body d-flex flex-column justify-content-center">
                                    <!-- Direct Investment Results -->
                                    <div class="result-item mb-4">
                                        <div class="d-flex align-items-center mb-2">
                                            <div class="result-icon bg-success text-white rounded-circle me-3 d-flex align-items-center justify-content-center" style="width: 40px; height: 40px;">
                                                <i class="bi bi-rocket"></i>
                                            </div>
                                            <div>
                                                <h6 class="mb-0 text-success fw-bold">Direct Investment</h6>
                                                <small class="text-muted">Performance-based returns</small>
                                            </div>
                                        </div>
                                        <div class="result-metrics bg-light rounded p-3">
                                            <div class="row text-center">
                                                <div class="col-6">
                                                    <div class="h4 mb-1 text-success fw-bold" id="net-position-direct">CHF 0</div>
                                                    <small class="text-muted">Net Profit</small>
                                                </div>
                                                <div class="col-6">
                                                    <div class="h4 mb-1 text-primary fw-bold" id="roi-percentage-direct">0%</div>
                                                    <small class="text-muted">Total ROI</small>
                                                </div>
                                            </div>
                                        </div>
                                    </div>
                                    
                                    <!-- Loan Model Results -->
                                    <div class="result-item">
                                        <div class="d-flex align-items-center mb-2">
                                            <div class="result-icon bg-warning text-dark rounded-circle me-3 d-flex align-items-center justify-content-center" style="width: 40px; height: 40px;">
                                                <i class="bi bi-bank"></i>
                                            </div>
                                            <div>
                                                <h6 class="mb-0 text-warning fw-bold">Loan Model</h6>
                                                <small class="text-muted">Fixed guaranteed returns</small>
                                            </div>
                                        </div>
                                        <div class="result-metrics bg-light rounded p-3">
                                            <div class="row text-center">
                                                <div class="col-6">
                                                    <div class="h4 mb-1 text-success fw-bold" id="net-position-loan">CHF 0</div>
                                                    <small class="text-muted">Net Profit</small>
                                                </div>
                                                <div class="col-6">
                                                    <div class="h4 mb-1 text-primary fw-bold" id="roi-percentage-loan">0%</div>
                                                    <small class="text-muted">Total ROI</small>
                                                </div>
                                            </div>
                                        </div>
                                    </div>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
            
            <!-- Advanced Controls Section -->
            <div class="collapse" id="advancedControls">
                <div class="bg-light border-top py-4">
                    <div class="container-fluid">
                        <h6 class="text-primary mb-4"><i class="bi bi-gear"></i> Advanced Configuration</h6>
                        
                        <!-- Investment Model Parameters -->
                        <div class="row mb-4">
                            <div class="col-12">
                                <h6 class="text-secondary mb-3">Investment Model Settings</h6>
                            </div>
                            
                            <!-- Loan Rate -->
                            <div class="col-lg-3 col-md-6 mb-3">
                                <label class="form-label fw-semibold mb-2">Loan Interest Rate</label>
                                <div class="input-group">
                                    <input type="number" class="form-control" id="loan-interest-rate" 
                                           min="3" max="8" step="0.1" value="5.0" onchange="updateCalculations()">
                                    <span class="input-group-text">% annual</span>
                                </div>
                                <input type="range" class="form-range mt-2" id="loan-rate-slider" 
                                       min="3" max="8" step="0.1" value="5.0" onchange="updateLoanRate(this.value)">
                                <div class="d-flex justify-content-between">
                                    <small class="text-muted">3%</small>
                                    <small class="text-muted">8%</small>
                                </div>
                            </div>
                            
                            <!-- Servala Share -->
                            <div class="col-lg-3 col-md-6 mb-3">
                                <label class="form-label fw-semibold mb-2">Servala Revenue Share</label>
                                <div class="input-group">
                                    <input type="number" class="form-control" id="servala-share" 
                                           min="10" max="40" step="1" value="25" onchange="updateCalculations()">
                                    <span class="input-group-text">%</span>
                                </div>
                                <input type="range" class="form-range mt-2" id="share-slider" 
                                       min="10" max="40" step="1" value="25" onchange="updateServalaShare(this.value)">
                                <div class="d-flex justify-content-between">
                                    <small class="text-muted">10%</small>
                                    <small class="text-muted">40%</small>
                                </div>
                            </div>
                            
                            <!-- Grace Period -->
                            <div class="col-lg-3 col-md-6 mb-3">
                                <label class="form-label fw-semibold mb-2">Grace Period</label>
                                <div class="input-group">
                                    <input type="number" class="form-control" id="grace-period" 
                                           min="0" max="24" step="1" value="6" onchange="updateCalculations()">
                                    <span class="input-group-text">months</span>
                                </div>
                                <input type="range" class="form-range mt-2" id="grace-slider" 
                                       min="0" max="24" step="1" value="6" onchange="updateGracePeriod(this.value)">
                                <div class="d-flex justify-content-between">
                                    <small class="text-muted">0</small>
                                    <small class="text-muted">24</small>
                                </div>
                            </div>
                            
                            <!-- Core Service Revenue -->
                            <div class="col-lg-3 col-md-6 mb-3">
                                <label class="form-label fw-semibold mb-2">Core Service Revenue</label>
                                <div class="input-group">
                                    <input type="number" class="form-control" id="core-service-revenue" 
                                           min="0" max="500" step="5" value="0" onchange="updateCalculations()">
                                    <span class="input-group-text">CHF/month</span>
                                </div>
                                <input type="range" class="form-range mt-2" id="core-revenue-slider" 
                                       min="0" max="500" step="5" value="0" onchange="updateCoreServiceRevenue(this.value)">
                                <div class="d-flex justify-content-between">
                                    <small class="text-muted">CHF 0</small>
                                    <small class="text-muted">CHF 500</small>
                                </div>
                                <small class="text-muted">Additional compute/storage revenue per instance</small>
                            </div>
                        </div>
                        
                        <!-- Scenario Parameters -->
                        <div class="row mb-4">
                            <div class="col-12">
                                <h6 class="text-secondary mb-3">Growth Scenario Tuning</h6>
                            </div>
                            
                            <!-- Conservative Scenario -->
                            <div class="col-lg-4 mb-4">
                                <div class="card h-100">
                                    <div class="card-header bg-success text-white">
                                        <h6 class="mb-0"><i class="bi bi-shield-check"></i> Conservative Scenario</h6>
                                    </div>
                                    <div class="card-body">
                                        <!-- Churn Rate -->
                                        <div class="mb-3">
                                            <label class="form-label fw-semibold mb-2">Monthly Churn Rate</label>
                                            <div class="input-group input-group-sm">
                                                <input type="number" class="form-control" id="conservative-churn" 
                                                       min="0" max="10" step="0.1" value="2.0" onchange="updateScenarioChurn('conservative', this.value)">
                                                <span class="input-group-text">%</span>
                                            </div>
                                        </div>
                                        
                                        <!-- Phase Growth Parameters -->
                                        <label class="form-label fw-semibold mb-2">Instance Growth per Phase</label>
                                        <div class="row g-2">
                                            <div class="col-6">
                                                <label class="form-label small">Phase 1 (6mo)</label>
                                                <input type="number" class="form-control form-control-sm" id="conservative-phase-0" 
                                                       min="10" max="200" value="50" onchange="updateScenarioPhase('conservative', 0, this.value)">
                                            </div>
                                            <div class="col-6">
                                                <label class="form-label small">Phase 2 (6mo)</label>
                                                <input type="number" class="form-control form-control-sm" id="conservative-phase-1" 
                                                       min="10" max="200" value="75" onchange="updateScenarioPhase('conservative', 1, this.value)">
                                            </div>
                                            <div class="col-6">
                                                <label class="form-label small">Phase 3 (12mo)</label>
                                                <input type="number" class="form-control form-control-sm" id="conservative-phase-2" 
                                                       min="10" max="300" value="100" onchange="updateScenarioPhase('conservative', 2, this.value)">
                                            </div>
                                            <div class="col-6">
                                                <label class="form-label small">Phase 4 (12mo)</label>
                                                <input type="number" class="form-control form-control-sm" id="conservative-phase-3" 
                                                       min="10" max="300" value="150" onchange="updateScenarioPhase('conservative', 3, this.value)">
                                            </div>
                                        </div>
                                    </div>
                                </div>
                            </div>
                            
                            <!-- Moderate Scenario -->
                            <div class="col-lg-4 mb-4">
                                <div class="card h-100">
                                    <div class="card-header bg-warning text-dark">
                                        <h6 class="mb-0"><i class="bi bi-speedometer2"></i> Moderate Scenario</h6>
                                    </div>
                                    <div class="card-body">
                                        <!-- Churn Rate -->
                                        <div class="mb-3">
                                            <label class="form-label fw-semibold mb-2">Monthly Churn Rate</label>
                                            <div class="input-group input-group-sm">
                                                <input type="number" class="form-control" id="moderate-churn" 
                                                       min="0" max="10" step="0.1" value="3.0" onchange="updateScenarioChurn('moderate', this.value)">
                                                <span class="input-group-text">%</span>
                                            </div>
                                        </div>
                                        
                                        <!-- Phase Growth Parameters -->
                                        <label class="form-label fw-semibold mb-2">Instance Growth per Phase</label>
                                        <div class="row g-2">
                                            <div class="col-6">
                                                <label class="form-label small">Phase 1 (6mo)</label>
                                                <input type="number" class="form-control form-control-sm" id="moderate-phase-0" 
                                                       min="20" max="300" value="100" onchange="updateScenarioPhase('moderate', 0, this.value)">
                                            </div>
                                            <div class="col-6">
                                                <label class="form-label small">Phase 2 (6mo)</label>
                                                <input type="number" class="form-control form-control-sm" id="moderate-phase-1" 
                                                       min="20" max="400" value="200" onchange="updateScenarioPhase('moderate', 1, this.value)">
                                            </div>
                                            <div class="col-6">
                                                <label class="form-label small">Phase 3 (12mo)</label>
                                                <input type="number" class="form-control form-control-sm" id="moderate-phase-2" 
                                                       min="20" max="500" value="300" onchange="updateScenarioPhase('moderate', 2, this.value)">
                                            </div>
                                            <div class="col-6">
                                                <label class="form-label small">Phase 4 (12mo)</label>
                                                <input type="number" class="form-control form-control-sm" id="moderate-phase-3" 
                                                       min="20" max="600" value="400" onchange="updateScenarioPhase('moderate', 3, this.value)">
                                            </div>
                                        </div>
                                    </div>
                                </div>
                            </div>
                            
                            <!-- Aggressive Scenario -->
                            <div class="col-lg-4 mb-4">
                                <div class="card h-100">
                                    <div class="card-header bg-danger text-white">
                                        <h6 class="mb-0"><i class="bi bi-rocket"></i> Aggressive Scenario</h6>
                                    </div>
                                    <div class="card-body">
                                        <!-- Churn Rate -->
                                        <div class="mb-3">
                                            <label class="form-label fw-semibold mb-2">Monthly Churn Rate</label>
                                            <div class="input-group input-group-sm">
                                                <input type="number" class="form-control" id="aggressive-churn" 
                                                       min="0" max="15" step="0.1" value="5.0" onchange="updateScenarioChurn('aggressive', this.value)">
                                                <span class="input-group-text">%</span>
                                            </div>
                                        </div>
                                        
                                        <!-- Phase Growth Parameters -->
                                        <label class="form-label fw-semibold mb-2">Instance Growth per Phase</label>
                                        <div class="row g-2">
                                            <div class="col-6">
                                                <label class="form-label small">Phase 1 (6mo)</label>
                                                <input type="number" class="form-control form-control-sm" id="aggressive-phase-0" 
                                                       min="50" max="500" value="200" onchange="updateScenarioPhase('aggressive', 0, this.value)">
                                            </div>
                                            <div class="col-6">
                                                <label class="form-label small">Phase 2 (6mo)</label>
                                                <input type="number" class="form-control form-control-sm" id="aggressive-phase-1" 
                                                       min="50" max="600" value="400" onchange="updateScenarioPhase('aggressive', 1, this.value)">
                                            </div>
                                            <div class="col-6">
                                                <label class="form-label small">Phase 3 (12mo)</label>
                                                <input type="number" class="form-control form-control-sm" id="aggressive-phase-2" 
                                                       min="50" max="800" value="600" onchange="updateScenarioPhase('aggressive', 2, this.value)">
                                            </div>
                                            <div class="col-6">
                                                <label class="form-label small">Phase 4 (12mo)</label>
                                                <input type="number" class="form-control form-control-sm" id="aggressive-phase-3" 
                                                       min="50" max="1000" value="800" onchange="updateScenarioPhase('aggressive', 3, this.value)">
                                            </div>
                                        </div>
                                    </div>
                                </div>
                            </div>
                        </div>
                        
                        <!-- Reset Button -->
                        <div class="row">
                            <div class="col-12 text-center">
                                <button type="button" class="btn btn-outline-secondary" onclick="resetAdvancedParameters()">
                                    <i class="bi bi-arrow-clockwise"></i> Reset to Defaults
                                </button>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
            
        </div>
    </div>

    <!-- CHARTS - Maximum Space -->
    <div class="container-fluid px-3 py-3" style="background: #f8f9fa;">
        <!-- Loading Spinner -->
        <div class="loading-spinner text-center py-5" id="loading-spinner" style="display: none;">
            <div class="spinner-border text-primary" role="status">
                <span class="visually-hidden">Calculating...</span>
            </div>
            <p class="mt-2">Calculating scenarios...</p>
        </div>


        <!-- PRIMARY CHART - Full Width, Large Height -->
        <div class="row mb-4">
            <div class="col-12">
                <div class="card border-0 shadow-sm">
                    <div class="card-header bg-white border-0 pb-0">
                        <h5 class="mb-1"><i class="bi bi-graph-up-arrow text-primary"></i> ROI Progression Over Time</h5>
                        <p class="small text-muted mb-0">Investment profitability timeline - when you'll break even and achieve target returns</p>
                    </div>
                    <div class="card-body pt-3">
                        <canvas id="instanceGrowthChart" style="height: 500px; width: 100%;"></canvas>
                    </div>
                </div>
            </div>
        </div>

        <!-- SECONDARY CHARTS - Side by Side, Large -->
        <div class="row mb-4">
            <div class="col-xl-6 mb-4">
                <div class="card border-0 shadow-sm h-100">
                    <div class="card-header bg-white border-0 pb-0">
                        <h5 class="mb-1"><i class="bi bi-cash-stack text-success"></i> Net Financial Position</h5>
                        <p class="small text-muted mb-0">Cumulative profit/loss over time</p>
                    </div>
                    <div class="card-body pt-3">
                        <canvas id="revenueChart" style="height: 400px; width: 100%;"></canvas>
                    </div>
                </div>
            </div>
            <div class="col-xl-6 mb-4">
                <div class="card border-0 shadow-sm h-100">
                    <div class="card-header bg-white border-0 pb-0">
                        <h5 class="mb-1"><i class="bi bi-bar-chart text-warning"></i> Performance Comparison</h5>
                        <p class="small text-muted mb-0">ROI performance across growth scenarios</p>
                    </div>
                    <div class="card-body pt-3">
                        <canvas id="cashFlowChart" style="height: 400px; width: 100%;"></canvas>
                    </div>
                </div>
            </div>
        </div>

        <!-- CSP REVENUE BREAKDOWN CHART - Full Width -->
        <div class="row mb-4">
            <div class="col-12">
                <div class="card border-0 shadow-sm">
                    <div class="card-header bg-white border-0 pb-0">
                        <h5 class="mb-1"><i class="bi bi-cash-stack text-success"></i> CSP Revenue Breakdown</h5>
                        <p class="small text-muted mb-0">Direct investment revenue breakdown: Service fees, core infrastructure sales, total CSP revenue, and Servala share over time</p>
                    </div>
                    <div class="card-body pt-3">
                        <canvas id="cspRevenueChart" style="height: 400px; width: 100%;"></canvas>
                    </div>
                </div>
            </div>
        </div>

        <!-- DATA TABLE - Collapsible to Save Space -->
        <div class="row mb-4">
            <div class="col-12">
                <div class="accordion" id="dataAccordion">
                    <div class="accordion-item border-0 shadow-sm">
                        <h2 class="accordion-header" id="dataHeading">
                            <button class="accordion-button collapsed" type="button" onclick="toggleDataCollapse()" id="dataToggleBtn">
                                <i class="bi bi-table me-2"></i> Detailed Financial Analysis
                            </button>
                        </h2>
                        <div id="dataCollapse" class="accordion-collapse collapse" aria-labelledby="dataHeading" data-bs-parent="#dataAccordion">
                            <div class="accordion-body">
                                <!-- Improved Scenario Performance Summary -->
                                <h6 class="mb-3">Investment Model Comparison by Scenario</h6>
                                <div class="table-responsive mb-4">
                                    <table class="table table-sm table-hover" id="comparison-table">
                                        <thead class="table-dark">
                                            <tr>
                                                <th>Scenario</th>
                                                <th>Investment Model</th>
                                                <th>Final Scale</th>
                                                <th>Your Net Profit</th>
                                                <th>Total ROI</th>
                                                <th>Break-even Time</th>
                                                <th>Key Features</th>
                                            </tr>
                                        </thead>
                                        <tbody id="comparison-tbody">
                                            <!-- Dynamic content -->
                                        </tbody>
                                    </table>
                                </div>
                                
                                <!-- Monthly Financial Flow -->
                                <h6 class="mb-3">Monthly Financial Breakdown</h6>
                                
                                <!-- Breakdown Filter Controls -->
                                <div class="row mb-3 breakdown-filters">
                                    <div class="col-md-6">
                                        <label class="form-label small fw-semibold mb-2">Investment Models</label>
                                        <div class="d-flex gap-3">
                                            <div class="form-check">
                                                <input class="form-check-input" type="checkbox" id="breakdown-direct-enabled" checked onchange="updateMonthlyBreakdownFilters()">
                                                <label class="form-check-label small fw-medium text-success" for="breakdown-direct-enabled">
                                                    Direct Investment
                                                </label>
                                            </div>
                                            <div class="form-check">
                                                <input class="form-check-input" type="checkbox" id="breakdown-loan-enabled" checked onchange="updateMonthlyBreakdownFilters()">
                                                <label class="form-check-label small fw-medium text-warning" for="breakdown-loan-enabled">
                                                    Loan Model
                                                </label>
                                            </div>
                                        </div>
                                    </div>
                                    <div class="col-md-6">
                                        <label class="form-label small fw-semibold mb-2">Growth Scenarios</label>
                                        <div class="d-flex gap-3">
                                            <div class="form-check">
                                                <input class="form-check-input" type="checkbox" id="breakdown-conservative-enabled" checked onchange="updateMonthlyBreakdownFilters()">
                                                <label class="form-check-label small fw-medium" for="breakdown-conservative-enabled">
                                                    <span class="text-success">•</span> Conservative
                                                </label>
                                            </div>
                                            <div class="form-check">
                                                <input class="form-check-input" type="checkbox" id="breakdown-moderate-enabled" checked onchange="updateMonthlyBreakdownFilters()">
                                                <label class="form-check-label small fw-medium" for="breakdown-moderate-enabled">
                                                    <span class="text-warning">•</span> Moderate
                                                </label>
                                            </div>
                                            <div class="form-check">
                                                <input class="form-check-input" type="checkbox" id="breakdown-aggressive-enabled" checked onchange="updateMonthlyBreakdownFilters()">
                                                <label class="form-check-label small fw-medium" for="breakdown-aggressive-enabled">
                                                    <span class="text-danger">•</span> Aggressive
                                                </label>
                                            </div>
                                        </div>
                                    </div>
                                </div>
                                <div class="table-responsive" style="max-height: 500px; overflow-y: auto;">
                                    <table class="table table-sm table-striped" id="monthly-table">
                                        <thead class="table-dark sticky-top">
                                            <tr>
                                                <th>Month</th>
                                                <th>Scenario</th>
                                                <th>Model</th>
                                                <th>Instances</th>
                                                <th>Service Revenue</th>
                                                <th>Core Revenue</th>
                                                <th>Total Revenue</th>
                                                <th>Your Share</th>
                                                <th>Servala Share</th>
                                                <th>Cumulative Net Position</th>
                                            </tr>
                                        </thead>
                                        <tbody id="monthly-tbody">
                                            <!-- Dynamic content -->
                                        </tbody>
                                    </table>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>
{% endblock %}