.top-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 101;
  background: transparent;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

.top-progress-bar[data-visible="true"] {
  opacity: 1;
}

.top-progress-bar__indicator {
  width: 40%;
  height: 100%;
  background: var(--accent);
  animation: top-progress-slide 1.2s linear infinite;
}

@keyframes top-progress-slide {
  0% {
    transform: translateX(-100%);
  }

  100% {
    transform: translateX(250%);
  }
}

@media (max-width: 768px) {
  .top-progress-bar {
    height: 3px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .top-progress-bar__indicator {
    width: 100%;
    animation: top-progress-pulse 2.4s ease-in-out infinite;
  }
}

@keyframes top-progress-pulse {
  0% {
    opacity: 0.65;
  }

  50% {
    opacity: 1;
  }

  100% {
    opacity: 0.65;
  }
}