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// Reading progress bar for single pages/articles
(function() {
const progressBar = document.getElementById('reading-progress');
if (!progressBar) return;
function updateProgress() {
const windowHeight = window.innerHeight;
const documentHeight = document.documentElement.scrollHeight - windowHeight;
const scrollProgress = documentHeight > 0 ? (window.scrollY / documentHeight) * 100 : 0;
progressBar.style.width = scrollProgress + '%';
}
// Throttle the scroll event for better performance
let ticking = false;
window.addEventListener('scroll', function() {
if (!ticking) {
window.requestAnimationFrame(function() {
updateProgress();
ticking = false;
});
ticking = true;
}
}, false);
// Initial call
updateProgress();
})();
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