// Smooth scrolling 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) {
            window.scrollTo({
                top: target.offsetTop - 80,
                behavior: 'smooth'
            });
        }
    });
});

// Simple animation on scroll
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');
        }
    });
}, observerOptions);

document.querySelectorAll('.animate-on-scroll').forEach(el => {
    observer.observe(el);
});

// Add animation classes to elements
document.addEventListener('DOMContentLoaded', function() {
    // Add animation classes to feature cards
    document.querySelectorAll('.grid > div').forEach((card, index) => {
        card.classList.add('animate-on-scroll');
        card.style.transitionDelay = `${index * 0.1}s`;
    });
    
    // Add animation to how-it-works steps
    document.querySelectorAll('.flex .flex-shrink-0').forEach((step, index) => {
        step.parentElement.classList.add('animate-on-scroll');
        step.parentElement.style.transitionDelay = `${index * 0.2}s`;
    });
});

// Animation CSS (added dynamically)
const style = document.createElement('style');
style.textContent = `
    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(30px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    .animate-fade-in-up {
        animation: fadeInUp 0.6s ease-out forwards;
    }
    
    .animate-on-scroll {
        opacity: 0;
    }
`;
document.head.appendChild(style);