// Agent Trust Guide - Main JavaScript

// Smooth scroll for anchor links
document.querySelectorAll('a[href^="#"]').forEach(anchor => {
    anchor.addEventListener('click', function (e) {
        e.preventDefault();
        const target = document.querySelector(this.getAttribute('href'));
        if (target) {
            target.scrollIntoView({
                behavior: 'smooth',
                block: 'start'
            });
        }
    });
});

// Add fade-in animation on scroll
const observerOptions = {
    threshold: 0.1,
    rootMargin: '0px 0px -50px 0px'
};

const observer = new IntersectionObserver((entries) => {
    entries.forEach(entry => {
        if (entry.isIntersecting) {
            entry.target.classList.add('fade-in');
        }
    });
}, observerOptions);

// Observe all sections
document.querySelectorAll('.section').forEach(section => {
    observer.observe(section);
});

// Mobile menu toggle (if needed in future)
const navToggle = document.querySelector('.nav-toggle');
const navLinks = document.querySelector('.nav-links');

if (navToggle) {
    navToggle.addEventListener('click', () => {
        navLinks.classList.toggle('active');
    });
}

// Add reading time estimate
function estimateReadingTime(text) {
    const wordsPerMinute = 200;
    const words = text.trim().split(/\s+/).length;
    const minutes = Math.ceil(words / wordsPerMinute);
    return minutes;
}

// Track scroll progress
let scrollProgress = document.querySelector('.scroll-progress');
if (scrollProgress) {
    window.addEventListener('scroll', () => {
        const winScroll = document.body.scrollTop || document.documentElement.scrollTop;
        const height = document.documentElement.scrollHeight - document.documentElement.clientHeight;
        const scrolled = (winScroll / height) * 100;
        scrollProgress.style.width = scrolled + '%';
    });
}

// Copy to clipboard functionality
function copyToClipboard(text) {
    navigator.clipboard.writeText(text).then(() => {
        showNotification('Copied to clipboard!');
    });
}

function showNotification(message) {
    const notification = document.createElement('div');
    notification.className = 'notification';
    notification.textContent = message;
    document.body.appendChild(notification);
    
    setTimeout(() => {
        notification.classList.add('show');
    }, 10);
    
    setTimeout(() => {
        notification.classList.remove('show');
        setTimeout(() => {
            notification.remove();
        }, 300);
    }, 2000);
}

// Add print functionality
function printGuide() {
    window.print();
}

// Dark mode toggle (optional)
function toggleDarkMode() {
    document.body.classList.toggle('dark-mode');
    localStorage.setItem('darkMode', document.body.classList.contains('dark-mode'));
}

// Load dark mode preference
if (localStorage.getItem('darkMode') === 'true') {
    document.body.classList.add('dark-mode');
}

// Analytics (placeholder - add your analytics code here)
function trackEvent(category, action, label) {
    if (typeof gtag !== 'undefined') {
        gtag('event', action, {
            'event_category': category,
            'event_label': label
        });
    }
}

// Track which guide version user views
const currentPage = window.location.pathname;
if (currentPage.includes('summary')) {
    trackEvent('Navigation', 'View', 'Summary Page');
} else if (currentPage.includes('guide')) {
    trackEvent('Navigation', 'View', 'Full Guide');
} else if (currentPage.includes('index')) {
    trackEvent('Navigation', 'View', 'Landing Page');
}

console.log('🤖 Agent Trust Guide loaded - Ready to learn!');