/* progress-bar.css */
#scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 4px;
  background: var(--accent-primary, #003366);
  width: 0%;
  z-index: 9999;
  transition: width 0.1s ease-out;
  box-shadow: 0 0 10px rgba(65, 105, 225, 0.3);
}