.j1-scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 99999;
  height: 3px;
  pointer-events: none;
  background: rgba(255, 255, 255, 0.08);
}

.j1-scroll-progress span {
  display: block;
  width: calc(var(--j1-scroll-progress, 0) * 100%);
  height: 100%;
  background: linear-gradient(90deg, #00c6ff, #f200ff, #ffd324);
  box-shadow: 0 0 1.4rem rgba(242, 0, 255, 0.5);
}