/*
 * Project: Telegram Bot
 * Author: Molla Samser
 * Designer & Tester: Rima Khatun
 * Website: https://rskworld.in
 * Contact: hello@rskworld.in | +91 93305 39277
 * Address: Nutanhat, Mongolkote, Purba Burdwan, West Bengal, India, 713147
 * Copyright: © 2026 RSK World. All rights reserved.
 */

document.addEventListener('DOMContentLoaded', () => {
    // 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'
                });
            }
        });
    });

    // Add animation class to features on scroll
    const features = document.querySelectorAll('.feature-card');
    const observer = new IntersectionObserver((entries) => {
        entries.forEach(entry => {
            if (entry.isIntersecting) {
                entry.target.style.opacity = '1';
                entry.target.style.transform = 'translateY(0)';
            }
        });
    }, { threshold: 0.1 });

    features.forEach(feature => {
        feature.style.opacity = '0';
        feature.style.transform = 'translateY(20px)';
        feature.style.transition = 'opacity 0.5s ease, transform 0.5s ease';
        observer.observe(feature);
    });
});