app.js

/* Javascript Operations - The Chronicles of Celibacy */

document.addEventListener('DOMContentLoaded', () => {
    // State Variables
    let investigatorName = '';
    let isAuthorized = false;
    let currentSectionId = 'cover';
    let foodCounterInterval = null;
    let foodCount = 52410; // Base number
    let hasStamped = false;
    let isInvestigatorMode = false;
    let currentCaseId = '';
    
    // Dynamic dossier settings
    let subjectName = 'Japheth "JayOnChain" Adamu';
    let subjectShort = 'JayOnChain';
    let primarySchool = 'Hekan Women School';
    let higherSchool = 'Kaduna Polytechnic';

    // Synthetic Audio Synthesizer Class using Web Audio API
    class SyntheticAudioPack {
        constructor() {
            this.ctx = null;
            this.muted = false;
        }

        init() {
            if (this.ctx) return;
            const AudioCtx = window.AudioContext || window.webkitAudioContext;
            this.ctx = new AudioCtx();
        }

        toggleMute() {
            this.muted = !this.muted;
            const btn = document.getElementById('btn-toggle-audio');
            if (btn) {
                if (this.muted) {
                    btn.classList.add('muted');
                } else {
                    btn.classList.remove('muted');
                }
            }
            return this.muted;
        }

        playClick() {
            if (this.muted) return;
            this.init();
            if (this.ctx.state === 'suspended') this.ctx.resume();

            // Synthesize click noise
            const bufferSize = this.ctx.sampleRate * 0.01;
            const buffer = this.ctx.createBuffer(1, bufferSize, this.ctx.sampleRate);
            const data = buffer.getChannelData(0);
            for (let i = 0; i < bufferSize; i++) {
                data[i] = Math.random() * 2 - 1;
            }

            const noiseNode = this.ctx.createBufferSource();
            noiseNode.buffer = buffer;

            const filter = this.ctx.createBiquadFilter();
            filter.type = 'highpass';
            filter.frequency.value = 1200;

            const gain = this.ctx.createGain();
            gain.gain.setValueAtTime(0.08, this.ctx.currentTime);
            gain.gain.exponentialRampToValueAtTime(0.001, this.ctx.currentTime + 0.006);

            noiseNode.connect(filter);
            filter.connect(gain);
            gain.connect(this.ctx.destination);

            noiseNode.start();
        }

        playSlide() {
            if (this.muted) return;
            this.init();
            if (this.ctx.state === 'suspended') this.ctx.resume();

            const osc = this.ctx.createOscillator();
            const gain = this.ctx.createGain();

            osc.type = 'sine';
            osc.frequency.setValueAtTime(250, this.ctx.currentTime);
            osc.frequency.exponentialRampToValueAtTime(450, this.ctx.currentTime + 0.15);

            gain.gain.setValueAtTime(0.001, this.ctx.currentTime);
            gain.gain.linearRampToValueAtTime(0.06, this.ctx.currentTime + 0.04);
            gain.gain.exponentialRampToValueAtTime(0.001, this.ctx.currentTime + 0.15);

            osc.connect(gain);
            gain.connect(this.ctx.destination);

            osc.start();
            osc.stop(this.ctx.currentTime + 0.15);
        }

        playBeep(freq = 600, duration = 0.08) {
            if (this.muted) return;
            this.init();
            if (this.ctx.state === 'suspended') this.ctx.resume();

            const osc = this.ctx.createOscillator();
            const gain = this.ctx.createGain();

            osc.type = 'sine';
            osc.frequency.setValueAtTime(freq, this.ctx.currentTime);

            gain.gain.setValueAtTime(0.04, this.ctx.currentTime);
            gain.gain.exponentialRampToValueAtTime(0.001, this.ctx.currentTime + duration);

            osc.connect(gain);
            gain.connect(this.ctx.destination);

            osc.start();
            osc.stop(this.ctx.currentTime + duration);
        }

        playStamp() {
            if (this.muted) return;
            this.init();
            if (this.ctx.state === 'suspended') this.ctx.resume();

            // Low frequency thud
            const osc = this.ctx.createOscillator();
            const oscGain = this.ctx.createGain();
            osc.type = 'triangle';
            osc.frequency.setValueAtTime(120, this.ctx.currentTime);
            osc.frequency.exponentialRampToValueAtTime(30, this.ctx.currentTime + 0.25);
            oscGain.gain.setValueAtTime(0.35, this.ctx.currentTime);
            oscGain.gain.exponentialRampToValueAtTime(0.001, this.ctx.currentTime + 0.25);
            osc.connect(oscGain);
            oscGain.connect(this.ctx.destination);
            osc.start();
            osc.stop(this.ctx.currentTime + 0.25);

            // Mid frequency paper clap noise
            const bufferSize = this.ctx.sampleRate * 0.12;
            const buffer = this.ctx.createBuffer(1, bufferSize, this.ctx.sampleRate);
            const data = buffer.getChannelData(0);
            for (let i = 0; i < bufferSize; i++) {
                data[i] = Math.random() * 2 - 1;
            }
            const noise = this.ctx.createBufferSource();
            noise.buffer = buffer;
            const filter = this.ctx.createBiquadFilter();
            filter.type = 'bandpass';
            filter.frequency.value = 500;
            const noiseGain = this.ctx.createGain();
            noiseGain.gain.setValueAtTime(0.15, this.ctx.currentTime);
            noiseGain.gain.exponentialRampToValueAtTime(0.001, this.ctx.currentTime + 0.1);
            noise.connect(filter);
            filter.connect(noiseGain);
            noiseGain.connect(this.ctx.destination);
            noise.start();
        }

        playFanfare() {
            if (this.muted) return;
            this.init();
            if (this.ctx.state === 'suspended') this.ctx.resume();

            // Ascending arpeggio: a little triumphant "case closed" flourish
            const notes = [523.25, 659.25, 783.99, 1046.5]; // C5 E5 G5 C6
            const step = 0.11;
            notes.forEach((freq, i) => {
                const t = this.ctx.currentTime + i * step;
                const osc = this.ctx.createOscillator();
                const gain = this.ctx.createGain();
                osc.type = 'triangle';
                osc.frequency.setValueAtTime(freq, t);
                gain.gain.setValueAtTime(0.001, t);
                gain.gain.linearRampToValueAtTime(0.12, t + 0.02);
                gain.gain.exponentialRampToValueAtTime(0.001, t + 0.28);
                osc.connect(gain);
                gain.connect(this.ctx.destination);
                osc.start(t);
                osc.stop(t + 0.3);
            });
        }
    }

    const audioPack = new SyntheticAudioPack();

    // Elements
    const investigatorInput = document.getElementById('investigator-input');
    const btnAuthorize = document.getElementById('btn-authorize');
    const authMeta = document.getElementById('auth-meta');
    const caseIdValue = document.getElementById('case-id-value');
    const btnStart = document.getElementById('btn-start');
    const navInvestigatorName = document.getElementById('nav-investigator-name');
    const navItems = document.querySelectorAll('.nav-item');
    const sections = document.querySelectorAll('.dossier-section');
    const prevButtons = document.querySelectorAll('.btn-prev');
    const nextButtons = document.querySelectorAll('.btn-next');
    
    // Core Navigation Setup
    const navigationMap = {
        'cover': 'sec-cover',
        'chapter1': 'sec-chapter1',
        'chapter2': 'sec-chapter2',
        'chapter3': 'sec-chapter3',
        'chapter4': 'sec-chapter4',
        'verdict': 'sec-verdict'
    };

    // 1. PARTICLES CANVAS SYSTEM
    setupParticles();

    // 2. GENERATE CASE ID
    generateCaseID();

    // Check for Investigator Mode parameters
    checkURLParams();

    // Setup dynamic accordions
    setupReportCardAccordions();

    // Setup Chapter IV Polygraph Analyzer
    setupPolygraphAnalyzer();

    // Setup Chapter V Appeals modal
    setupAppealsProcess();

    // Setup Chapter V Print certificate
    setupPrintAction();
    setupDownloadAction();

    // Setup Most Wanted leaderboard
    setupMostWanted();

    // Toggle mute switch
    const btnToggleAudio = document.getElementById('btn-toggle-audio');
    if (btnToggleAudio) {
        btnToggleAudio.addEventListener('click', () => {
            audioPack.toggleMute();
        });
    }

    // Capture global clicks to play synthesized typewriter clicks
    document.body.addEventListener('click', (e) => {
        const target = e.target;
        if (target.closest('.btn, .sim-trigger, .sim-scenario-btn, .nav-item, .accordion-header, .btn-audio-icon')) {
            audioPack.playClick();
        }
    });

    // 3. AUTHORIZATION ACTION
    btnAuthorize.addEventListener('click', authorizeInvestigator);
    investigatorInput.addEventListener('keypress', (e) => {
        if (e.key === 'Enter') authorizeInvestigator();
    });

    btnStart.addEventListener('click', () => {
        switchSection('chapter1');
    });

    // Copy Shareable Link Action
    const btnCopy = document.getElementById('btn-copy-link');
    if (btnCopy) {
        btnCopy.addEventListener('click', () => {
            const shareInput = document.getElementById('share-link-input');
            if (shareInput) {
                shareInput.select();
                shareInput.setSelectionRange(0, 99999);
                navigator.clipboard.writeText(shareInput.value).then(() => {
                    const toast = document.getElementById('copy-toast-msg');
                    if (toast) {
                        toast.classList.remove('hidden');
                        setTimeout(() => toast.classList.add('hidden'), 3000);
                    }
                });
            }
        });
    }

    // Social Share Buttons
    function getShareUrl() {
        const shareInput = document.getElementById('share-link-input');
        return (shareInput && shareInput.value) ? shareInput.value : window.location.href;
    }

    function getShareText() {
        const who = subjectShort || subjectName || 'this person';
        const score = computeSinglenessScore(subjectName);
        const tier = getVerdictTier(score);
        return `🕵️ Global Bureau of Celibacy don rate ${who}: ${score}% ${tier.label}. Abeg help confirm — dem dey single or dem dey lie? Check the evidence:`;
    }

    const btnShareWhatsapp = document.getElementById('btn-share-whatsapp');
    if (btnShareWhatsapp) {
        btnShareWhatsapp.addEventListener('click', () => {
            const url = `https://wa.me/?text=${encodeURIComponent(getShareText() + ' ' + getShareUrl())}`;
            window.open(url, '_blank', 'noopener,noreferrer');
        });
    }

    const btnShareTwitter = document.getElementById('btn-share-twitter');
    if (btnShareTwitter) {
        btnShareTwitter.addEventListener('click', () => {
            const url = `https://twitter.com/intent/tweet?text=${encodeURIComponent(getShareText())}&url=${encodeURIComponent(getShareUrl())}`;
            window.open(url, '_blank', 'noopener,noreferrer');
        });
    }

    const btnShareFacebook = document.getElementById('btn-share-facebook');
    if (btnShareFacebook) {
        btnShareFacebook.addEventListener('click', () => {
            const url = `https://www.facebook.com/sharer/sharer.php?u=${encodeURIComponent(getShareUrl())}&quote=${encodeURIComponent(getShareText())}`;
            window.open(url, '_blank', 'noopener,noreferrer');
        });
    }

    // Native mobile share sheet (Web Share API) — only shown when supported
    const btnShareNative = document.getElementById('btn-share-native');
    if (btnShareNative && navigator.share) {
        btnShareNative.classList.remove('hidden');
        btnShareNative.addEventListener('click', async () => {
            try {
                await navigator.share({
                    title: 'The Single Files',
                    text: getShareText(),
                    url: getShareUrl()
                });
            } catch (err) {
                // user cancelled or share failed — no action needed
            }
        });
    }

    // 4. NAVIGATION CONTROLS
    navItems.forEach(item => {
        item.addEventListener('click', () => {
            if (item.classList.contains('disabled')) return;
            const target = item.getAttribute('data-target');
            switchSection(target);
        });
    });

    prevButtons.forEach(btn => {
        btn.addEventListener('click', () => {
            const target = btn.getAttribute('data-target');
            switchSection(target);
        });
    });

    nextButtons.forEach(btn => {
        btn.addEventListener('click', () => {
            const target = btn.getAttribute('data-target');
            switchSection(target);
        });
    });

    // 5. CHAPTER II: OBLIVIOUS ENGINE SIMULATOR
    setupObliviousEngine();

    // 6. CHAPTER IV: FLIRT SIMULATOR
    setupFlirtSimulator();

    // 7. VERDICT SIGNATURE & STAMP
    setupAffidavitStamp();

    // --- FUNCTION DEFINITIONS ---

    // Particles Setup
    function setupParticles() {
        const canvas = document.getElementById('particles-canvas');
        if (!canvas) return;
        const ctx = canvas.getContext('2d');
        let particles = [];
        
        function resize() {
            canvas.width = window.innerWidth;
            canvas.height = window.innerHeight;
        }
        window.addEventListener('resize', resize);
        resize();

        // Particle Class
        class Particle {
            constructor() {
                this.x = Math.random() * canvas.width;
                this.y = Math.random() * canvas.height;
                this.size = Math.random() * 1.5 + 0.5;
                this.speedX = Math.random() * 0.2 - 0.1;
                this.speedY = Math.random() * -0.3 - 0.1; // Float upwards
                this.color = Math.random() > 0.5 ? 'rgba(212, 175, 55, 0.15)' : 'rgba(168, 85, 247, 0.15)';
            }
            update() {
                this.x += this.speedX;
                this.y += this.speedY;
                if (this.y < 0) {
                    this.y = canvas.height;
                    this.x = Math.random() * canvas.width;
                }
                if (this.x < 0 || this.x > canvas.width) {
                    this.speedX *= -1;
                }
            }
            draw() {
                ctx.fillStyle = this.color;
                ctx.beginPath();
                ctx.arc(this.x, this.y, this.size, 0, Math.PI * 2);
                ctx.fill();
            }
        }

        // Initialize particles
        for (let i = 0; i < 60; i++) {
            particles.push(new Particle());
        }

        function animate() {
            ctx.clearRect(0, 0, canvas.width, canvas.height);
            particles.forEach(p => {
                p.update();
                p.draw();
            });
            requestAnimationFrame(animate);
        }
        animate();
    }

    // Generate Case ID
    function generateCaseID() {
        const hex = '0123456789ABCDEF';
        let segment = '';
        for (let i = 0; i < 5; i++) {
            segment += hex.charAt(Math.floor(Math.random() * hex.length));
        }
        const year = new Date().getFullYear();
        currentCaseId = `GBC-${year}-${segment}`;
        caseIdValue.textContent = currentCaseId;

        // Mirror onto the certificate + set the issue date
        const certNumEl = document.getElementById('cert-number');
        if (certNumEl) certNumEl.textContent = currentCaseId;

        const certDateEl = document.getElementById('cert-date');
        if (certDateEl) {
            certDateEl.textContent = new Date().toLocaleDateString('en-GB', {
                day: '2-digit', month: 'short', year: 'numeric'
            });
        }
    }

    // Authorize Investigator
    function authorizeInvestigator() {
        const inputVal = investigatorInput.value.trim();
        if (!inputVal) {
            investigatorInput.classList.add('error-shake');
            setTimeout(() => investigatorInput.classList.remove('error-shake'), 500);
            return;
        }

        investigatorName = inputVal;
        isAuthorized = true;

        if (!isInvestigatorMode) {
            subjectName = document.getElementById('subject-input').value.trim();
            primarySchool = document.getElementById('primary-school-input').value.trim();
            higherSchool = document.getElementById('higher-school-input').value.trim();

            if (!subjectName) {
                subjectName = 'Japheth "JayOnChain" Adamu';
            }

            // Extract short subject name
            const quoteMatch = subjectName.match(/["']([^"']+)["']/);
            if (quoteMatch) {
                subjectShort = quoteMatch[1];
            } else {
                subjectShort = subjectName.split(' ')[0];
            }

            // Generate customized link for Lead Investigator
            generateShareLink();
        }

        // Update Text across elements dynamically
        navInvestigatorName.textContent = investigatorName.toUpperCase();
        
        document.querySelectorAll('.investigator-placeholder').forEach(el => {
            el.textContent = investigatorName;
        });
        
        updatePlaceholders();

        // Toggle UI states
        document.getElementById('auth-form-card').classList.add('hidden');
        authMeta.classList.remove('hidden');

        // Enable Navigation Items
        navItems.forEach(item => {
            item.classList.remove('disabled');
        });

        // Enable Stamp, Appeal, and Print Button states
        document.getElementById('btn-stamp-action').removeAttribute('disabled');
        document.getElementById('btn-appeal-action').removeAttribute('disabled');
        document.getElementById('btn-print-action').removeAttribute('disabled');
        document.getElementById('btn-download-action').removeAttribute('disabled');
        document.getElementById('investigator-signature-display').textContent = investigatorName;
    }

    // Check URL parameters for Investigator Mode
    function checkURLParams() {
        const urlParams = new URLSearchParams(window.location.search);
        const paramC = urlParams.get('c');
        
        let paramSubject = urlParams.get('subject');
        let paramPrimary = urlParams.get('primary');
        let paramHigher = urlParams.get('higher');

        // Parse Base64 configuration if present
        if (paramC) {
            try {
                const decodedJson = decodeURIComponent(escape(atob(paramC)));
                const config = JSON.parse(decodedJson);
                paramSubject = config.s;
                paramPrimary = config.p;
                paramHigher = config.h;
            } catch (e) {
                console.error("Failed to parse base64 config", e);
            }
        }

        if (window.location.search) {
            isInvestigatorMode = true;
            subjectName = paramSubject || 'Japheth "JayOnChain" Adamu';
            primarySchool = paramPrimary !== null && paramPrimary !== undefined ? paramPrimary : '';
            higherSchool = paramHigher !== null && paramHigher !== undefined ? paramHigher : '';

            // Show the main subtitle element in Investigator Mode
            const subtitleEl = document.getElementById('main-subtitle-element');
            if (subtitleEl) subtitleEl.classList.remove('hidden');

            // Extract short subject name
            const quoteMatch = subjectName.match(/["']([^"']+)["']/);
            if (quoteMatch) {
                subjectShort = quoteMatch[1];
            } else {
                subjectShort = subjectName.split(' ')[0];
            }

            // Hide compiler specific inputs from investigator form
            document.getElementById('group-subject').classList.add('hidden');
            document.getElementById('group-primary').classList.add('hidden');
            document.getElementById('group-higher').classList.add('hidden');

            // Set grid template for single column input field (investigator name)
            document.querySelector('.config-grid').style.gridTemplateColumns = '1fr';

            // Adjust headers for Investigator Mode
            document.getElementById('auth-card-title').textContent = 'Investigator, Sign In';
            document.getElementById('auth-card-desc').innerHTML = `Dem give you the file of <strong>${subjectName}</strong> make you check am. Put your name make we start.`;
            btnAuthorize.textContent = 'OPEN THE FILE, START AUDIT';

            // Populate all labels immediately
            updatePlaceholders();
        }
    }

    // Update variables dynamically in document placeholders
    function updatePlaceholders() {
        document.querySelectorAll('.subject-placeholder').forEach(el => {
            el.textContent = subjectName || '[No Name]';
        });
        document.querySelectorAll('.subject-short-placeholder').forEach(el => {
            el.textContent = subjectShort || 'The Person';
        });
        document.querySelectorAll('.primary-school-placeholder').forEach(el => {
            el.textContent = primarySchool || '[N/A]';
        });
        document.querySelectorAll('.higher-school-placeholder').forEach(el => {
            el.textContent = higherSchool || '[N/A]';
        });

        // Seed the score meter / tier / conclusion for the current subject (no animation yet)
        renderScoreMeter(false);

        applyDynamicVisibility();
    }

    // Apply visibility overrides based on empty institutions
    function applyDynamicVisibility() {
        const primaryReport = document.getElementById('primary-report-card');
        const primaryHeaders = document.querySelectorAll('#sec-chapter1 .academic-record-header');
        if (!primarySchool) {
            if (primaryReport) primaryReport.classList.add('hidden');
            primaryHeaders.forEach(el => el.classList.add('hidden'));
        } else {
            if (primaryReport) primaryReport.classList.remove('hidden');
            primaryHeaders.forEach(el => el.classList.remove('hidden'));
        }

        const higherReport = document.getElementById('higher-report-card');
        const higherHeaders = document.querySelectorAll('#sec-chapter3 .academic-record-header');
        if (!higherSchool) {
            if (higherReport) higherReport.classList.add('hidden');
            higherHeaders.forEach(el => el.classList.add('hidden'));
        } else {
            if (higherReport) higherReport.classList.remove('hidden');
            higherHeaders.forEach(el => el.classList.remove('hidden'));
        }

        updateAffidavitText();
    }

    // Update Affidavit text dynamically based on which schools are present
    function updateAffidavitText() {
        const textEl = document.getElementById('affidavit-declaration-text');
        if (!textEl) return;
        textEl.innerHTML = `Having been thoroughly investigated across all official records right from <strong class="gold-text">childbirth till now</strong>, <span class="subject-placeholder">${subjectName}</span> is hereby confirmed by the Global Bureau of Celibacy to be of <strong class="gold-text">verified single status.</strong>`;
    }

    // Global JSONP callback for is.gd link shortener
    window.handleShortenedUrl = function(response) {
        if (response.shorturl) {
            const shareInput = document.getElementById('share-link-input');
            if (shareInput) {
                shareInput.value = response.shorturl;
            }
        }
    };

    // Generate Shareable Link with Search Query Params
    function generateShareLink() {
        const baseUrl = window.location.origin + window.location.pathname;
        const queryParams = new URLSearchParams();
        
        // Compile config into a compact object
        const config = {
            s: subjectName,
            p: primarySchool,
            h: higherSchool
        };

        try {
            const jsonStr = JSON.stringify(config);
            const encoded = btoa(unescape(encodeURIComponent(jsonStr)));
            queryParams.set('c', encoded);
        } catch (e) {
            console.error("Failed to encode link config", e);
            if (subjectName) queryParams.set('subject', subjectName);
            if (primarySchool) queryParams.set('primary', primarySchool);
            if (higherSchool) queryParams.set('higher', higherSchool);
        }
        
        const connector = baseUrl.endsWith('/') ? '' : '/';
        const shareUrl = `${baseUrl}${connector}?${queryParams.toString()}`;
        
        const shareInput = document.getElementById('share-link-input');
        if (shareInput) {
            // Set long URL as fallback instantly
            shareInput.value = shareUrl;
        }

        // Show compiler share link panel
        const sharePanel = document.getElementById('compiler-share-panel');
        if (sharePanel) {
            sharePanel.classList.remove('hidden');
        }

        // Automatically shorten the link client-side using is.gd JSONP API
        try {
            const existingScript = document.getElementById('isgd-shortener-script');
            if (existingScript) existingScript.remove();

            const script = document.createElement('script');
            script.id = 'isgd-shortener-script';
            script.src = `https://is.gd/create.php?format=json&url=${encodeURIComponent(shareUrl)}&callback=handleShortenedUrl`;
            document.body.appendChild(script);
        } catch (err) {
            console.error("Link shortener error:", err);
        }
    }

    // Switch Dossier Section
    function switchSection(targetId) {
        if (!isAuthorized && targetId !== 'cover') return;
        
        currentSectionId = targetId;

        // Play page turn sound sweep
        audioPack.playSlide();

        // Update Navigation selection state
        navItems.forEach(item => {
            if (item.getAttribute('data-target') === targetId) {
                item.classList.add('active');
            } else {
                item.classList.remove('active');
            }
        });

        // Transition Sections
        sections.forEach(sec => {
            sec.classList.remove('active');
        });
        const activeSection = document.getElementById(navigationMap[targetId]);
        if (activeSection) {
            activeSection.classList.add('active');
            // Scroll section back to top
            const scrollContainer = activeSection.querySelector('.section-scroll');
            if (scrollContainer) scrollContainer.scrollTop = 0;
        }

        // Special Section Activation Events
        if (targetId === 'chapter3') {
            triggerStatsCountUp();
        } else {
            stopFoodCounter();
        }

        if (targetId === 'verdict') {
            renderScoreMeter(true);
        }
    }

    // Chapter II Engine Simulator Logs
    function setupObliviousEngine() {
        const triggers = document.querySelectorAll('.sim-trigger');
        const outputTerminal = document.getElementById('engine-terminal-output');
        
        const logsData = {
            pencil: [
                { type: 'action', text: '[EVENT] Girl for class wan borrow pencil.' },
                { type: 'system', text: '[PROCESSING] E dey calculate how near she dey...' },
                { type: 'system', text: '[DEFENSE ON] E stretch hand far far give am the pencil.' },
                { type: 'success', text: '[RESULT] Pencil don change hand. Eye no meet. Status: Safe.' }
            ],
            crush: [
                { type: 'action', text: '[EVENT] Person ask am: "Who you like?"' },
                { type: 'system', text: '[DANGER] Serious matter. Im mind fit open.' },
                { type: 'system', text: '[PLAN] E don ready one funny answer.' },
                { type: 'success', text: '[RESULT] E talk "Optimus Prime". Matter close. Status: Safe.' }
            ],
            partner: [
                { type: 'action', text: '[EVENT] Dem sit am near one girl.' },
                { type: 'system', text: '[DEFENSE] E dey build boundary for mind.' },
                { type: 'system', text: '[WALL] E arrange 3 fat chemistry textbook for middle.' },
                { type: 'success', text: '[RESULT] Space secure. Na only Calculus dem talk. Status: Safe.' }
            ],
            valentines: [
                { type: 'action', text: '[EVENT] Val Day card exchange don start.' },
                { type: 'system', text: '[PATROL] E don begin plan how to run.' },
                { type: 'system', text: '[ACTION] E close curtain, play Minecraft for 14 hours.' },
                { type: 'success', text: '[RESULT] E lock imself inside. Chop one full pack biscuit. Status: Safe.' }
            ]
        };

        triggers.forEach(trigger => {
            trigger.addEventListener('click', () => {
                const eventKey = trigger.getAttribute('data-event');
                const logLines = logsData[eventKey];
                
                // Clear terminal content
                outputTerminal.innerHTML = '';
                
                // Append lines sequentially simulating typing
                logLines.forEach((line, index) => {
                    setTimeout(() => {
                        const lineEl = document.createElement('div');
                        lineEl.className = `terminal-line ${line.type}`;
                        lineEl.textContent = line.text;
                        outputTerminal.appendChild(lineEl);
                        outputTerminal.scrollTop = outputTerminal.scrollHeight;
                    }, index * 400);
                });
            });
        });
    }

    // Chapter III Stats Count Up
    function triggerStatsCountUp() {
        // Zero counters stay zero, but let's run animation effect
        animateValue('stat-dates', 0, 0, 1000);
        animateValue('stat-walks', 0, 0, 1000);
        animateValue('stat-situationships', 0, 0, 1000);
        
        // Food count counter
        animateValue('stat-food', 0, foodCount, 1500, () => {
            // Once base count-up is finished, tick up periodically
            startFoodCounter();
        });
    }

    function animateValue(id, start, end, duration, callback) {
        const obj = document.getElementById(id);
        if (!obj) return;
        if (start === end) {
            obj.textContent = end.toLocaleString();
            if (callback) callback();
            return;
        }
        
        const range = end - start;
        let current = start;
        const increment = end > start ? Math.ceil(range / (duration / 16)) : -1;
        const stepTime = 16; // approx 60fps
        
        const timer = setInterval(() => {
            current += increment;
            if ((increment > 0 && current >= end) || (increment < 0 && current <= end)) {
                current = end;
                clearInterval(timer);
                if (callback) callback();
            }
            obj.textContent = current.toLocaleString();
        }, stepTime);
    }

    function startFoodCounter() {
        stopFoodCounter();
        foodCounterInterval = setInterval(() => {
            foodCount += Math.floor(Math.random() * 3) + 1;
            const foodObj = document.getElementById('stat-food');
            if (foodObj) {
                foodObj.textContent = foodCount.toLocaleString();
            }
        }, 1500);
    }

    function stopFoodCounter() {
        if (foodCounterInterval) {
            clearInterval(foodCounterInterval);
            foodCounterInterval = null;
        }
    }

    // Chapter IV Flirt Simulator Logic
    function setupFlirtSimulator() {
        const scenarios = {
            1: {
                prompt: "One classmate talk: \"Cold dey catch me today, I for get jacket.\"",
                options: [
                    {
                        text: "Give am jacket quiet quiet, stand for cold.",
                        reply: "*e give am the jacket, turn back, stand for the cold breeze*",
                        report: "BIG FAIL. E give the jacket but e no talk one word. E come catch small cold, spend weekend dey drink hot lemon water alone. No love."
                    },
                    {
                        text: "Start to explain how body dey warm.",
                        reply: "Na your body dey shake to make heat by itself. You for wear thick sweater na.",
                        report: "GRAMMAR PROBLEM. E waste 12 minutes dey teach science of heat. The gist die. E return back to single mode."
                    },
                    {
                        text: "Agree and comot sharp sharp.",
                        reply: "Same o. My hand don freeze. I dey go house go sleep under three blanket. See you tomorrow.",
                        report: "SHARP EXIT. E comot the area sharp sharp. No gist continue. Still single."
                    }
                ]
            },
            2: {
                prompt: "One colleague message am: \"Wetin you dey do this weekend? I free.\"",
                options: [
                    {
                        text: "Talk say na keyboard e wan repair.",
                        reply: "I wan open my keyboard, oil the switch, and clean up CSS for my repo.",
                        report: "BACK TO DEFAULT. Keyboard clean. Code clean. People level: 0.0%. E spend the weekend alone."
                    },
                    {
                        text: "Propose to play chess.",
                        reply: "Nothing. We fit play 10-minute chess for chess.com. I go send lobby link, I dey use white.",
                        report: "MATTER STALL. The person no sabi chess. Game no start. E spend weekend dey study Sicilian Defense."
                    },
                    {
                        text: "Acknowledge and close the chat.",
                        reply: "Nice! Enjoy your free time. Make sure say you rest well.",
                        report: "CHAT DONE. E go offline go watch video essay. Signal lost finish. Love index: 0.0."
                    }
                ]
            },
            3: {
                prompt: "Classmate talk: \"You fine today o, you do something to your hair?\"",
                options: [
                    {
                        text: "Suspect am, deny hygiene.",
                        reply: "No o, na wash I forget to wash am this morning. Dirt dey show for am?",
                        report: "WRONG TURN. E take the praise as say dem dey check whether e wash head. The gist die sharp sharp."
                    },
                    {
                        text: "Give am mathematics of hair.",
                        reply: "This hair be the same since past 74 days. E hard make you notice any change.",
                        report: "TOO MUCH ANALYSIS. The person stop to chat. E log out go continue im database work."
                    },
                    {
                        text: "Blame the wind.",
                        reply: "Na the wind wey blow me for road. Na breeze arrange the hair like this.",
                        report: "RESULT: NEUTRAL. E give the wind full credit for im look. Zero toasting energy show."
                    }
                ]
            }
        };

        const scenarioButtons = document.querySelectorAll('.sim-scenario-btn');
        const simPrompt = document.getElementById('sim-prompt');
        const simFeedback = document.getElementById('sim-feedback');
        const simOutcome = document.getElementById('sim-outcome');
        const simOutcomeText = document.getElementById('sim-outcome-text');
        const optionsWrapper = document.getElementById('sim-options-wrapper');
        const optionsGrid = document.getElementById('sim-options-grid');

        scenarioButtons.forEach(btn => {
            btn.addEventListener('click', () => {
                // Clear active states on buttons
                scenarioButtons.forEach(b => b.classList.remove('btn-accent'));
                btn.classList.add('btn-accent');

                const scNum = btn.getAttribute('data-scenario');
                const data = scenarios[scNum];

                // Load prompt
                simPrompt.textContent = `Test Gist: "${data.prompt}"`;
                
                // Clear feed & outcome
                simFeedback.innerHTML = '<div class="placeholder-text">Pick wetin e go do...</div>';
                simOutcome.classList.add('hidden');

                // Render options
                optionsGrid.innerHTML = '';
                data.options.forEach((opt, idx) => {
                    const optBtn = document.createElement('button');
                    optBtn.className = 'btn btn-secondary';
                    optBtn.textContent = opt.text;
                    optBtn.addEventListener('click', () => {
                        executeSimulationStep(data.prompt, opt.reply, opt.report);
                    });
                    optionsGrid.appendChild(optBtn);
                });

                optionsWrapper.classList.remove('hidden');
            });
        });

        function executeSimulationStep(promptText, replyText, reportText) {
            // Render dialog bubbles
            simFeedback.innerHTML = `
                <div class="feedback-dialog">
                    <div class="bubble crush-prompt"><strong>The Person:</strong> "${promptText}"</div>
                    <div class="bubble subject-reply"><strong>Am (${subjectShort}):</strong> "${replyText}"</div>
                </div>
            `;

            // Render lab outcome report
            simOutcomeText.textContent = reportText;
            simOutcome.classList.remove('hidden');
        }
    }

    // ===== Singleness Score, Verdict Tiers & Most Wanted Leaderboard =====

    // Stable string hash so the same name always yields the same numbers
    function hashString(str) {
        let h = 2166136261;
        for (let i = 0; i < str.length; i++) {
            h ^= str.charCodeAt(i);
            h = Math.imul(h, 16777619);
        }
        return Math.abs(h >>> 0);
    }

    // Deterministic "Certified Single" score in the 87–99 range, seeded by name
    function computeSinglenessScore(name) {
        const seed = hashString((name || 'unknown').toLowerCase().trim());
        return 87 + (seed % 13); // 87..99
    }

    // Map a score to a bragging-rights tier
    function getVerdictTier(score) {
        if (score >= 97) return { label: 'UNTOUCHABLE', level: 'Legendary' };
        if (score >= 93) return { label: 'CHRONICALLY SINGLE', level: 'Elite' };
        return { label: 'CERTIFIED SINGLE', level: 'Confirmed' };
    }

    // Rotating closing lines, stable per subject
    const CONCLUSION_LINES = [
        'This certified subject don dey single from day one till now. No break, no ex, no hidden bae anywhere.',
        'The Bureau confirm say this one never hold hand, never send love text. The record clean pass hospital floor.',
        'This subject dey collect "we fit be friends" since primary school. Solid single streak, no dulling.',
        'Relationship history: 404 Not Found. This subject get PhD for dodging toaster since primary school.'
    ];
    function getConclusionLine(name) {
        const seed = hashString((name || 'unknown').toLowerCase().trim());
        return CONCLUSION_LINES[seed % CONCLUSION_LINES.length];
    }

    // Render the score meter + tier badge into the affidavit and animate it
    function renderScoreMeter(animate) {
        const score = computeSinglenessScore(subjectName);
        const tier = getVerdictTier(score);

        const pctEl = document.getElementById('score-percent');
        const barEl = document.getElementById('score-bar-fill');
        const tierEl = document.getElementById('verdict-tier-badge');
        const concEl = document.querySelector('.declaration-conclusion');
        if (!pctEl || !barEl || !tierEl) return;

        tierEl.textContent = `${tier.label} · ${tier.level}`;
        if (concEl) concEl.textContent = getConclusionLine(subjectName);

        if (!animate) {
            pctEl.textContent = `${score}%`;
            barEl.style.width = `${score}%`;
            return;
        }

        // Count-up animation
        barEl.style.width = '0%';
        const duration = 1100;
        const start = performance.now();
        function tick(now) {
            const t = Math.min(1, (now - start) / duration);
            const eased = 1 - Math.pow(1 - t, 3);
            const val = Math.round(eased * score);
            pctEl.textContent = `${val}%`;
            barEl.style.width = `${eased * score}%`;
            if (t < 1) requestAnimationFrame(tick);
        }
        requestAnimationFrame(tick);
    }

    // ----- Most Wanted leaderboard (per-browser, localStorage) -----
    const MOST_WANTED_KEY = 'gbc_most_wanted';

    function readMostWanted() {
        try {
            const raw = localStorage.getItem(MOST_WANTED_KEY);
            const arr = raw ? JSON.parse(raw) : [];
            return Array.isArray(arr) ? arr : [];
        } catch (e) {
            return [];
        }
    }

    function saveToMostWanted(entry) {
        try {
            let list = readMostWanted();
            // De-dupe by name (case-insensitive), newest score wins
            list = list.filter(e => (e.name || '').toLowerCase() !== (entry.name || '').toLowerCase());
            list.push(entry);
            list.sort((a, b) => b.score - a.score);
            list = list.slice(0, 8);
            localStorage.setItem(MOST_WANTED_KEY, JSON.stringify(list));
        } catch (e) {
            // localStorage unavailable (private mode / disabled) — fail silently
        }
    }

    function renderMostWanted() {
        const listEl = document.getElementById('most-wanted-list');
        if (!listEl) return;
        const list = readMostWanted();

        if (!list.length) {
            listEl.innerHTML = '<li class="mw-empty">No files closed yet. Be the first wey go stamp am.</li>';
            return;
        }

        const medals = ['🥇', '🥈', '🥉'];
        listEl.innerHTML = list.map((e, i) => `
            <li class="mw-row">
                <span class="mw-rank">${medals[i] || '#' + (i + 1)}</span>
                <span class="mw-name">${escapeHtml(e.short || e.name || 'Unknown')}</span>
                <span class="mw-tier">${escapeHtml(e.tier || '')}</span>
                <span class="mw-score">${e.score}%</span>
            </li>
        `).join('');
    }

    function escapeHtml(str) {
        const div = document.createElement('div');
        div.textContent = str == null ? '' : String(str);
        return div.innerHTML;
    }

    function setupMostWanted() {
        renderMostWanted();
        const btnClear = document.getElementById('btn-clear-most-wanted');
        if (btnClear) {
            btnClear.addEventListener('click', () => {
                try { localStorage.removeItem(MOST_WANTED_KEY); } catch (e) {}
                renderMostWanted();
            });
        }
    }

    // Affidavit & Stamp Animation
    function setupAffidavitStamp() {
        const btnStamp = document.getElementById('btn-stamp-action');
        const stampTargetZone = document.getElementById('stamp-target-zone');
        const caseStatusEl = document.querySelector('.case-meta .meta-value');
        const btnDownload = document.getElementById('btn-download-action');
        const btnPrint = document.getElementById('btn-print-action');

        btnStamp.addEventListener('click', () => {
            if (!isAuthorized || hasStamped) return;

            hasStamped = true;
            btnStamp.setAttribute('disabled', 'true');
            btnStamp.textContent = 'DOCUMENT DON STAMP';
            
            // Enable download & print
            if (btnDownload) btnDownload.removeAttribute('disabled');
            if (btnPrint) btnPrint.removeAttribute('disabled');

            // Update Case status
            caseStatusEl.textContent = 'CONFIRM SINGLE';
            caseStatusEl.className = 'meta-value status-resolved';

            // Flip the certificate status to sealed/verified
            const certStatusEl = document.getElementById('cert-status');
            if (certStatusEl) {
                certStatusEl.textContent = 'VERIFIED & SEALED';
                certStatusEl.classList.add('cert-status-verified');
            }

            // Determine stamp styling
            let stampColor = 'var(--seal-red)';
            let stampTextTop = 'GLOBAL BUREAU OF CELIBACY';
            let stampTextCenter1 = 'VERIFIED';
            let stampTextCenter2 = 'SINGLE';

            if (currentStampStyle === 'cupid') {
                stampColor = '#ff4d8d';
                stampTextTop = 'CUPID PROOF DIVISION';
                stampTextCenter1 = 'CUPID';
                stampTextCenter2 = 'PROOF';
            } else if (currentStampStyle === 'gold') {
                stampColor = '#f3c64f';
                stampTextTop = 'ROYAL SINGLEHOOD COUNCIL';
                stampTextCenter1 = 'CHIEF';
                stampTextCenter2 = 'SINGLE';
            }

            // Create stamp SVG overlay
            const stampContainer = document.createElement('div');
            stampContainer.className = 'applied-stamp';
            stampContainer.innerHTML = `
                <svg viewBox="0 0 100 100" class="stamp-svg">
                    <circle cx="50" cy="50" r="42" fill="none" stroke="${stampColor}" stroke-width="3" stroke-dasharray="1 1"/>
                    <circle cx="50" cy="50" r="38" fill="none" stroke="${stampColor}" stroke-width="2"/>
                    
                    <path id="stampPath" d="M 18,50 A 32,32 0 1,1 82,50" fill="none" stroke="none" />
                    <text font-family="var(--font-mono)" font-size="7" fill="${stampColor}" font-weight="900" letter-spacing="1">
                        <textPath href="#stampPath" startOffset="50%" text-anchor="middle">
                            ${stampTextTop}
                        </textPath>
                    </text>
                    
                    <text x="50" y="48" font-family="var(--font-sans)" font-size="10" font-weight="900" fill="${stampColor}" text-anchor="middle" letter-spacing="0.5">${stampTextCenter1}</text>
                    <text x="50" y="60" font-family="var(--font-sans)" font-size="10" font-weight="900" fill="${stampColor}" text-anchor="middle" letter-spacing="0.5">${stampTextCenter2}</text>
                    <text x="50" y="70" font-family="var(--font-mono)" font-size="5" fill="${stampColor}" text-anchor="middle">CASE SECURE</text>
                </svg>
            `;
            
            stampTargetZone.innerHTML = '';
            stampTargetZone.appendChild(stampContainer);

            // Play satisfying stamp impact sound, then a triumphant flourish
            audioPack.playStamp();
            setTimeout(() => audioPack.playFanfare(), 180);

            // Audio synthesis / visual impact shake
            triggerImpactShake();

            // Celebration burst when the verdict lands
            launchConfetti();

            // Haptic pop on supported mobile devices (no-op elsewhere)
            if (navigator.vibrate) navigator.vibrate([40, 30, 60]);

            // Record this closed case in the local Most Wanted board
            const scorePercentEl = document.getElementById('score-percent');
            const parsedScore = scorePercentEl ? parseInt(scorePercentEl.textContent, 10) : computeSinglenessScore(subjectName);
            const tier = getVerdictTier(parsedScore);
            saveToMostWanted({
                name: subjectName,
                short: subjectShort,
                score: parsedScore,
                tier: tier.label,
                date: Date.now()
            });
            renderMostWanted();
        });
    }

    // Lightweight self-contained confetti (no dependencies), matched to the palette
    function launchConfetti() {
        const colors = ['#d4af37', '#a855f7', '#9e1d1d', '#f4d874', '#cbb7ef'];
        const canvas = document.createElement('canvas');
        canvas.style.cssText = 'position:fixed;inset:0;width:100%;height:100%;pointer-events:none;z-index:9999;';
        document.body.appendChild(canvas);
        const ctx = canvas.getContext('2d');

        const dpr = window.devicePixelRatio || 1;
        function resize() {
            canvas.width = window.innerWidth * dpr;
            canvas.height = window.innerHeight * dpr;
            ctx.setTransform(dpr, 0, 0, dpr, 0, 0);
        }
        resize();

        const W = window.innerWidth;
        const count = W < 600 ? 90 : 160;
        const pieces = [];
        for (let i = 0; i < count; i++) {
            pieces.push({
                x: W / 2 + (Math.random() - 0.5) * 220,
                y: window.innerHeight * 0.42,
                vx: (Math.random() - 0.5) * 12,
                vy: Math.random() * -14 - 5,
                size: Math.random() * 7 + 4,
                color: colors[(Math.random() * colors.length) | 0],
                rot: Math.random() * Math.PI,
                vr: (Math.random() - 0.5) * 0.3,
                life: 1
            });
        }

        const gravity = 0.32;
        const start = performance.now();
        const duration = 2600;

        function frame(now) {
            const elapsed = now - start;
            ctx.clearRect(0, 0, canvas.width, canvas.height);
            pieces.forEach(p => {
                p.vy += gravity;
                p.vx *= 0.99;
                p.x += p.vx;
                p.y += p.vy;
                p.rot += p.vr;
                if (elapsed > duration - 700) p.life = Math.max(0, (duration - elapsed) / 700);

                ctx.save();
                ctx.globalAlpha = p.life;
                ctx.translate(p.x, p.y);
                ctx.rotate(p.rot);
                ctx.fillStyle = p.color;
                ctx.fillRect(-p.size / 2, -p.size / 2, p.size, p.size * 0.6);
                ctx.restore();
            });

            if (elapsed < duration) {
                requestAnimationFrame(frame);
            } else {
                canvas.remove();
            }
        }
        window.addEventListener('resize', resize);
        requestAnimationFrame(frame);
    }

    function triggerImpactShake() {
        const container = document.getElementById('affidavit-print');
        container.style.animation = 'none';
        
        // Simple shake animation trigger
        container.style.transform = 'scale(0.98)';
        setTimeout(() => {
            container.style.transform = 'scale(1.01)';
            setTimeout(() => {
                container.style.transform = 'scale(1)';
            }, 100);
        }, 100);
    }

    // Setup Accordions for Chapter I & III Report Cards
    function setupReportCardAccordions() {
        const accordions = document.querySelectorAll('.archive-report-card');
        accordions.forEach(acc => {
            const header = acc.querySelector('.accordion-header');
            const content = acc.querySelector('.accordion-content');
            header.addEventListener('click', () => {
                const isOpen = acc.classList.toggle('open');
                if (isOpen) {
                    content.classList.remove('hidden');
                } else {
                    content.classList.add('hidden');
                }
            });
        });
    }

    // Chapter IV Polygraph Analyzer
    function setupPolygraphAnalyzer() {
        const canvas = document.getElementById('polygraph-canvas');
        if (!canvas) return;
        const ctx = canvas.getContext('2d');
        const statusText = document.getElementById('poly-status-text');
        const reportCard = document.getElementById('polygraph-report-card');
        const reportText = document.getElementById('polygraph-report-text');
        const buttons = document.querySelectorAll('.btn-poly-trigger');

        let points = [];
        let width = canvas.width = canvas.offsetWidth;
        let height = canvas.height = canvas.offsetHeight;
        let isScanning = false;
        let angle = 0;

        window.addEventListener('resize', () => {
            if (!canvas.offsetWidth) return;
            width = canvas.width = canvas.offsetWidth;
            height = canvas.height = canvas.offsetHeight;
        });

        // Seed initial line points
        for (let i = 0; i < 400; i++) {
            points.push(height / 2);
        }

        // Draw loop
        function draw() {
            if (!canvas.offsetWidth) {
                requestAnimationFrame(draw);
                return;
            }
            
            // Adjust dimensions dynamically if needed
            if (canvas.width !== canvas.offsetWidth) {
                width = canvas.width = canvas.offsetWidth;
                height = canvas.height = canvas.offsetHeight;
            }

            ctx.fillStyle = '#020306';
            ctx.fillRect(0, 0, width, height);

            // Draw grid lines
            ctx.strokeStyle = 'rgba(255, 255, 255, 0.02)';
            ctx.lineWidth = 1;
            for (let x = 0; x < width; x += 20) {
                ctx.beginPath();
                ctx.moveTo(x, 0);
                ctx.lineTo(x, height);
                ctx.stroke();
            }
            for (let y = 0; y < height; y += 20) {
                ctx.beginPath();
                ctx.moveTo(0, y);
                ctx.lineTo(width, y);
                ctx.stroke();
            }

            // Calculate current heartbeat line point
            let targetY = height / 2;
            angle += isScanning ? 0.3 : 0.08;
            
            if (isScanning) {
                // Erratic line drawing
                targetY += Math.sin(angle * 3) * (Math.random() * 30 + 5);
                if (Math.random() > 0.85) {
                    targetY += (Math.random() * 45 - 22);
                }
            } else {
                // Resting heartbeat wave (QRS pattern)
                const cycle = angle % (Math.PI * 2);
                if (cycle < 0.25) {
                    targetY -= Math.sin(cycle * 4) * 22;
                } else if (cycle >= 0.25 && cycle < 0.45) {
                    targetY += Math.sin((cycle - 0.25) * 5) * 8;
                } else if (cycle >= 0.8 && cycle < 1.1) {
                    targetY -= Math.sin((cycle - 0.8) * (Math.PI / 0.3)) * 5;
                }
            }

            // Shift points and add new target
            points.shift();
            points.push(targetY);

            // Draw the biometric line
            ctx.beginPath();
            ctx.strokeStyle = isScanning ? '#c084fc' : '#34d399';
            ctx.lineWidth = 2;
            
            ctx.moveTo(0, points[0]);
            const step = width / points.length;
            for (let i = 1; i < points.length; i++) {
                ctx.lineTo(i * step, points[i]);
            }
            ctx.stroke();

            requestAnimationFrame(draw);
        }
        draw();

        // Run Scan Action
        buttons.forEach(btn => {
            btn.addEventListener('click', () => {
                if (isScanning) return;
                
                isScanning = true;
                statusText.textContent = 'WE DEY SCAN AM...';
                statusText.className = 'poly-status scanning';
                reportCard.classList.add('hidden');

                // Play scanner stress beeps
                const beepInterval = setInterval(() => {
                    if (!isScanning) {
                        clearInterval(beepInterval);
                        return;
                    }
                    audioPack.playBeep(Math.random() * 120 + 700, 0.04);
                }, 160);

                // Stop scan after 3 seconds
                setTimeout(() => {
                    clearInterval(beepInterval);
                    isScanning = false;
                    statusText.textContent = 'SCAN DON FINISH - WE DON LOG AM';
                    statusText.className = 'poly-status finished';
                    audioPack.playBeep(440, 0.12);
                    setTimeout(() => audioPack.playBeep(880, 0.25), 100);

                    const queryType = btn.getAttribute('data-query');
                    let feedback = '';
                    if (queryType === 'history') {
                        feedback = `BODY CHECK: 100%. No sign of any old love matter. Im heart only dey jump when e chop too much carbs or dey code. Verdict: E dey single well well.`;
                    } else if (queryType === 'crush') {
                        feedback = `SMALL CRUSH DEY: Body react when e look Investigator ${investigatorName}. But im mouth still lock for: "I dey fine. Nothing dey happen." Verdict: Safe.`;
                    } else if (queryType === 'excuses') {
                        feedback = `RESULT: TRUE. Im excuse na correct. Time sharing: CSS = 75%, Indomie = 20%, People = 5%. No lie anywhere.`;
                    }
                    reportText.textContent = feedback;
                    reportCard.classList.remove('hidden');
                }, 3000);
            });
        });
    }

    // Chapter V Appeals Overlay
    function setupAppealsProcess() {
        const btnAppeal = document.getElementById('btn-appeal-action');
        const modal = document.getElementById('appeal-modal');
        const btnCancel = document.getElementById('btn-cancel-appeal');
        const btnConfirm = document.getElementById('btn-confirm-appeal');

        btnAppeal.addEventListener('click', () => {
            modal.classList.remove('hidden');
        });

        btnCancel.addEventListener('click', () => {
            modal.classList.add('hidden');
        });

        btnConfirm.addEventListener('click', () => {
            modal.classList.add('hidden');
            audioPack.playBeep(880, 0.3);

            // Pre-composed WhatsApp dinner cross-examination request
            const whatsappMsg = `Hi ${subjectShort}, I dey file GBC appeal o. We need one dinner date make we check your record face to face. When you free?`;
            
            // Open message in a new tab
            const url = `https://wa.me/?text=${encodeURIComponent(whatsappMsg)}`;
            window.open(url, '_blank');
        });
    }

    // Setup Print Certificate Button Action
    function setupPrintAction() {
        const btnPrint = document.getElementById('btn-print-action');
        if (btnPrint) {
            btnPrint.addEventListener('click', () => {
                window.print();
            });
        }
    }

    // Mode Switcher Tabs
    let currentStampStyle = 'classic'; // 'classic', 'cupid', 'gold'

    function setupModeTabs() {
        const tabExpress = document.getElementById('tab-mode-express');
        const tabFull = document.getElementById('tab-mode-full');
        const cardExpress = document.getElementById('express-quiz-card');
        const cardFull = document.getElementById('auth-form-card');

        if (tabExpress && tabFull) {
            tabExpress.addEventListener('click', () => {
                tabExpress.classList.add('active');
                tabFull.classList.remove('active');
                if (cardExpress) cardExpress.classList.remove('hidden');
                if (cardFull) cardFull.classList.add('hidden');
                audioPack.playClick();
            });

            tabFull.addEventListener('click', () => {
                tabFull.classList.add('active');
                tabExpress.classList.remove('active');
                if (cardFull) cardFull.classList.remove('hidden');
                if (cardExpress) cardExpress.classList.add('hidden');
                audioPack.playClick();
            });
        }

        // Quick Cert Nav Item
        const navQuickCert = document.getElementById('nav-item-quick-cert');
        if (navQuickCert) {
            navQuickCert.addEventListener('click', () => {
                isAuthorized = true;
                navItems.forEach(i => i.classList.remove('disabled'));
                switchSection('verdict');
                renderScoreMeter(true);
            });
        }
    }

    // Express Quiz Calculator Logic
    function setupExpressCalculator() {
        const btnCalculate = document.getElementById('btn-calculate-express');
        const inputName = document.getElementById('express-subject-name');

        if (!btnCalculate) return;

        btnCalculate.addEventListener('click', () => {
            let nameVal = (inputName ? inputName.value.trim() : '') || 'Certified Single Subject';
            subjectName = nameVal;
            subjectShort = nameVal.split(' ')[0];
            investigatorName = 'Express Verifier';

            // Calculate score based on answers
            let qSum = 0;
            const checkedRadios = document.querySelectorAll('#express-questions-list input[type="radio"]:checked');
            checkedRadios.forEach(radio => {
                qSum += parseInt(radio.value, 10) || 0;
            });

            // Base score ranges between 72% and 99%
            const calculatedScore = Math.min(99, Math.max(72, 35 + qSum));

            // Set state authorized
            isAuthorized = true;
            navItems.forEach(i => i.classList.remove('disabled'));

            // Mirror onto certificate
            const certNumEl = document.getElementById('cert-number');
            if (certNumEl) certNumEl.textContent = currentCaseId;

            const certDateEl = document.getElementById('cert-date');
            if (certDateEl) {
                certDateEl.textContent = new Date().toLocaleDateString('en-GB', {
                    day: 'numeric', month: 'short', year: 'numeric'
                });
            }

            // Update placeholders & text
            updatePlaceholders();
            updateAffidavitText();
            
            const sigDisplay = document.getElementById('investigator-signature-display');
            if (sigDisplay) sigDisplay.textContent = investigatorName;

            // Play fanfare audio
            audioPack.playFanfare();

            // Switch directly to verdict
            switchSection('verdict');

            // Animate Score Meter
            const scorePercentEl = document.getElementById('score-percent');
            const scoreFillEl = document.getElementById('score-bar-fill');
            const verdictTierEl = document.getElementById('verdict-tier-badge');

            const tier = getVerdictTier(calculatedScore);
            if (verdictTierEl) verdictTierEl.textContent = `${tier.label} · Verified`;

            if (scorePercentEl && scoreFillEl) {
                scorePercentEl.textContent = `${calculatedScore}%`;
                scoreFillEl.style.width = `${calculatedScore}%`;
            }

            // Enable actions
            const btnStamp = document.getElementById('btn-stamp-action');
            if (btnStamp) btnStamp.removeAttribute('disabled');

            // Launch confetti celebration
            launchConfetti();
        });
    }

    // Stamp Style Choice Picker
    function setupStampPicker() {
        const stampBtns = document.querySelectorAll('.stamp-choice-btn');
        stampBtns.forEach(btn => {
            btn.addEventListener('click', () => {
                stampBtns.forEach(b => b.classList.remove('active'));
                btn.classList.add('active');
                currentStampStyle = btn.getAttribute('data-stamp-style') || 'classic';
                audioPack.playClick();
            });
        });
    }

    // Cert Direct Sharing Logic
    function setupCertSharing() {
        const btnWa = document.getElementById('btn-share-cert-whatsapp');
        const btnTw = document.getElementById('btn-share-cert-twitter');

        const shareUrl = window.location.href;

        if (btnWa) {
            btnWa.addEventListener('click', () => {
                const scoreText = document.getElementById('score-percent') ? document.getElementById('score-percent').textContent : '95%';
                const msg = `💔 I don calculate my Official Singleness Score for Global Bureau of Celibacy!\n\nSubject: ${subjectName}\nSingleness Rating: ${scoreText}\nStatus: VERIFIED SINGLE & UNBOTHERED 🇳🇬\n\nCheck your own singleness percentage now:\n${shareUrl}`;
                window.open(`https://api.whatsapp.com/send?text=${encodeURIComponent(msg)}`, '_blank');
            });
        }

        if (btnTw) {
            btnTw.addEventListener('click', () => {
                const scoreText = document.getElementById('score-percent') ? document.getElementById('score-percent').textContent : '95%';
                const msg = `💔 Official GBC Celibacy Verdict: ${subjectName} is certified ${scoreText} single! Check your singleness score here: ${shareUrl}`;
                window.open(`https://twitter.com/intent/tweet?text=${encodeURIComponent(msg)}`, '_blank');
            });
        }
    }

    // Setup Print Certificate Button Action
    function setupPrintAction() {
        const btnPrint = document.getElementById('btn-print-action');
        if (btnPrint) {
            btnPrint.addEventListener('click', () => {
                window.print();
            });
        }
    }

    // Setup "Save as Image" — turns the certificate into a shareable landscape PNG
    function setupDownloadAction() {
        const btnDownload = document.getElementById('btn-download-action');
        if (!btnDownload) return;

        btnDownload.addEventListener('click', async () => {
            const target = document.getElementById('affidavit-print');
            if (!target || typeof html2canvas === 'undefined') {
                alert('Image tool never load. Check your internet make you try again.');
                return;
            }

            const originalLabel = btnDownload.textContent;
            btnDownload.setAttribute('disabled', 'true');
            btnDownload.textContent = '📸 Dey snap landscape...';

            // Apply landscape capture styles
            target.classList.add('capture-mode');
            target.classList.add('capture-mode-landscape');

            try {
                const canvas = await html2canvas(target, {
                    backgroundColor: '#0b0f1e',
                    scale: 2,
                    useCORS: true,
                    logging: false
                });

                const safeName = (subjectShort || subjectName || 'subject')
                    .replace(/["']/g, '')
                    .replace(/[^a-z0-9]+/gi, '-')
                    .toLowerCase();

                canvas.toBlob((blob) => {
                    if (!blob) return;
                    const url = URL.createObjectURL(blob);
                    const a = document.createElement('a');
                    a.href = url;
                    a.download = `single-file-${safeName}-landscape.png`;
                    document.body.appendChild(a);
                    a.click();
                    a.remove();
                    setTimeout(() => URL.revokeObjectURL(url), 1000);
                }, 'image/png');
            } catch (err) {
                console.error('Image export error:', err);
                alert('E no fit snap the paper. Abeg try the Print option instead.');
            } finally {
                target.classList.remove('capture-mode');
                target.classList.remove('capture-mode-landscape');
                btnDownload.removeAttribute('disabled');
                btnDownload.textContent = originalLabel;
            }
        });
    }

    // Initialize New Mode & Sharing Modules
    setupModeTabs();
    setupExpressCalculator();
    setupStampPicker();
    setupCertSharing();
});