// Initialize Lucide icons
lucide.createIcons();

// Navbar scroll effect
const navbar = document.getElementById('navbar');
let lastScroll = 0;

window.addEventListener('scroll', () => {
    const currentScroll = window.pageYOffset;
    
    if (currentScroll > 50) {
        navbar.classList.add('shadow-sm');
    } else {
        navbar.classList.remove('shadow-sm');
    }
    
    lastScroll = currentScroll;
});

// Intersection Observer for fade-in animations
const observerOptions = {
    root: null,
    rootMargin: '0px',
    threshold: 0.1
};

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

// Observe elements
document.querySelectorAll('.group').forEach((el) => {
    el.style.opacity = '0';
    observer.observe(el);
});

// 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'
            });
        }
    });
});

// Interactive hover effects for feature cards
document.querySelectorAll('.group').forEach(card => {
    card.addEventListener('mouseenter', function() {
        this.style.opacity = '1';
    });
});

// Mobile menu toggle (if needed for future expansion)
const mobileMenuBtn = document.createElement('button');
mobileMenuBtn.className = 'md:hidden p-2';
mobileMenuBtn.innerHTML = '<i data-lucide="menu" class="w-6 h-6"></i>';
mobileMenuBtn.onclick = () => {
    // Toggle mobile menu logic here
    console.log('Mobile menu toggled');
};

// Re-initialize icons after dynamic content
setTimeout(() => {
    lucide.createIcons();
}, 100);

// Add subtle parallax effect to hero section
window.addEventListener('scroll', () => {
    const scrolled = window.pageYOffset;
    const parallaxElements = document.querySelectorAll('.animate-float');
    
    parallaxElements.forEach(el => {
        const speed = 0.5;
        el.style.transform = `translateY(${scrolled * speed}px)`;
    });
});