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// Плавный скролл
document.querySelectorAll('a[href^="#"]').forEach(anchor => {
anchor.addEventListener('click', function(e) {
e.preventDefault();
const section = document.querySelector(this.getAttribute('href'));
section.scrollIntoView({ behavior: 'smooth' });
});
});
// Анимация при скролле
const observer = new IntersectionObserver((entries) => {
entries.forEach(entry => {
if (entry.isIntersecting) {
entry.target.classList.add('visible');
}
});
}, { threshold: 0.1 });
document.querySelectorAll('.service-card, .portfolio-item').forEach(element => {
observer.observe(element);
});
// Изменение шапки при скролле
window.addEventListener('scroll', () => {
const header = document.querySelector('.header');
if (window.scrollY > 50) {
header.classList.add('scrolled');
} else {
header.classList.remove('scrolled');
}
});