.top-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #0070f3, #00c6ff);
  z-index: 9999;
  transform-origin: left;
  animation: loading 1.5s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

@keyframes loading {
  0% {
    transform: scaleX(0);
  }
  50% {
    transform: scaleX(0.5);
  }
  100% {
    transform: scaleX(1);
  }
}