document.addEventListener('DOMContentLoaded', function () { var headerHeight = document.getElementById('fixed-header').offsetHeight; var additionalOffset = 40; // Ajuste cette valeur selon tes besoins document.querySelectorAll('a[href^="#"]').forEach(function (anchor) { anchor.addEventListener('click', function (e) { e.preventDefault(); var targetId = this.getAttribute('href').substring(1); var targetElement = document.getElementById(targetId); if (targetElement) { var targetPosition = targetElement.getBoundingClientRect().top + window.pageYOffset - headerHeight + additionalOffset; window.scrollTo({ top: targetPosition, behavior: 'smooth' }); } }); }); });