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

// Fade-in animation on scroll
const faders = document.querySelectorAll('.fade-in');

const appearOnScroll = new IntersectionObserver((entries, observer) => {
    entries.forEach(entry => {
        if (!entry.isIntersecting) return;
        entry.target.classList.add('appear');
        observer.unobserve(entry.target);
    });
}, { threshold: 0.1 });
faders.forEach(fader => {
    appearOnScroll.observe(fader);
});

// Initialize particles.js
document.addEventListener('DOMContentLoaded', function() {
    if (typeof particlesJS !== 'undefined') {
        particlesJS('particles-js', {
            "particles": {
                "number": {
                    "value": 80,
                    "density": {
                        "enable": true,
                        "value_area": 800
                    }
                },
                "color": {
                    "value": "#85F1C2"
                },
                "shape": {
                    "type": "circle",
                    "stroke": {
                        "width": 0,
                        "color": "#000000"
                    }
                },
                "opacity": {
                    "value": 0.5,
                    "random": false,
                    "anim": {
                        "enable": false,
                        "speed": 1,
                        "opacity_min": 0.1,
                        "sync": false
                    }
                },
                "size": {
                    "value": 3,
                    "random": true,
                    "anim": {
                        "enable": false,
                        "speed": 40,
                        "size_min": 0.1,
                        "sync": false
                    }
                },
                "line_linked": {
                    "enable": true,
                    "distance": 150,
                    "color": "#85F1C2",
                    "opacity": 0.4,
                    "width": 1
                },
                "move": {
                    "enable": true,
                    "speed": 2,
                    "direction": "none",
                    "random": false,
                    "straight": false,
                    "out_mode": "out",
                    "bounce": false,
                    "attract": {
                        "enable": false,
                        "rotateX": 600,
                        "rotateY": 1200
                    }
                }
            },
            "interactivity": {
                "detect_on": "canvas",
                "events": {
                    "onhover": {
                        "enable": true,
                        "mode": "grab"
                    },
                    "onclick": {
                        "enable": true,
                        "mode": "push"
                    },
                    "resize": true
                },
                "modes": {
                    "grab": {
                        "distance": 140,
                        "line_linked": {
                            "opacity": 1,
                            "color": "#85F1C2"
                        }
                    },
                    "push": {
                        "particles_nb": 4
                    }
                }
            },
            "retina_detect": true
        });
    }
});