.button-shine {
  --shine-delay: 0s;

  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  isolation: isolate;
  padding-top: 0;
  padding-bottom: 0;
}

.button-shine::after {
  content: "";
  position: absolute;
  inset: -45% auto -45% -40%;
  width: 28%;
  pointer-events: none;

  background: rgba(255, 255, 255, 0.8);
  transform: translateX(-100%) skewX(-20deg);

  -webkit-mask-image: linear-gradient(
    to right,
    transparent,
    black 30%,
    black 70%,
    transparent
  );
  mask-image: linear-gradient(
    to right,
    transparent,
    black 30%,
    black 70%,
    transparent
  );

  animation: button-shine 7s ease-in-out infinite;
  animation-delay: var(--shine-delay);
}

@keyframes button-shine {
  0%,
  70% {
    transform: translateX(-100%) skewX(-20deg);
  }

  82%,
  100% {
    transform: translateX(650%) skewX(-20deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .button-shine::after {
    animation: none;
  }
}