// Smooth scrolling for navigation 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'
            });
        }
    });
});

// Contact form handling
document.getElementById('contactForm').addEventListener('submit', function(e) {
    e.preventDefault();
    
    // Get form data
    const formData = new FormData(this);
    const data = {
        name: formData.get('name'),
        email: formData.get('email'),
        company: formData.get('company'),
        interest: formData.get('interest'),
        message: formData.get('message')
    };
    
    // In production, this would send to your backend/email service
    // For now, we'll show a success message
[REDACTED: private contact or credential material]
    
    // Reset form
    this.reset();
    
    // You can integrate with email services like:
    // - EmailJS
    // - FormSpree
    // - Your own backend API
    // Example:
    /*
    fetch('YOUR_API_ENDPOINT', {
        method: 'POST',
        headers: {
            'Content-Type': 'application/json',
        },
        body: JSON.stringify(data)
    })
    .then(response => response.json())
    .then(data => {
        alert('Inquiry sent successfully!');
        this.reset();
    })
    .catch(error => {
        console.error('Error:', error);
[REDACTED: private contact or credential material]
    });
    */
});

// Add active state to navigation on scroll
window.addEventListener('scroll', function() {
    const sections = document.querySelectorAll('section[id]');
    const navLinks = document.querySelectorAll('.nav-links a');
    
    let current = '';
    sections.forEach(section => {
        const sectionTop = section.offsetTop;
        const sectionHeight = section.clientHeight;
        if (pageYOffset >= (sectionTop - 200)) {
            current = section.getAttribute('id');
        }
    });
    
    navLinks.forEach(link => {
        link.classList.remove('active');
        if (link.getAttribute('href') === `#${current}`) {
            link.classList.add('active');
        }
    });
});

// Add fade-in animation on scroll
const observerOptions = {
    threshold: 0.1,
    rootMargin: '0px 0px -100px 0px'
};

const observer = new IntersectionObserver(function(entries) {
    entries.forEach(entry => {
        if (entry.isIntersecting) {
            entry.target.style.opacity = '1';
            entry.target.style.transform = 'translateY(0)';
        }
    });
}, observerOptions);

// Observe all cards and sections for fade-in
document.querySelectorAll('.system-card, .pricing-card, .spec-item').forEach(element => {
    element.style.opacity = '0';
    element.style.transform = 'translateY(30px)';
    element.style.transition = 'opacity 0.6s ease, transform 0.6s ease';
    observer.observe(element);
});

// Payment button handlers (to be integrated with actual payment systems)
document.querySelectorAll('.pricing-button').forEach(button => {
    button.addEventListener('click', function(e) {
        const card = this.closest('.pricing-card');
        const licenseType = card.querySelector('h3').textContent;
        
        // Scroll to contact form
        // In production, this would integrate with Stripe/payment gateway
    });
});

// Add loading state helper function
function showLoading(element) {
    element.innerHTML = '<span class="loading">Processing...</span>';
    element.disabled = true;
}

function hideLoading(element, text) {
    element.innerHTML = text;
    element.disabled = false;
}

// Navbar background on scroll
window.addEventListener('scroll', function() {
    const header = document.querySelector('header');
    if (window.scrollY > 50) {
        header.style.background = 'rgba(26, 26, 46, 0.98)';
        header.style.backdropFilter = 'blur(10px)';
    } else {
        header.style.background = 'var(--dark)';
        header.style.backdropFilter = 'none';
    }
});

console.log('ThatAIGuy.org - Enterprise AGI Systems');
console.log('For licensing inquiries: [author/contact email redacted]');
[REDACTED: private contact or credential material]