.theme-switcher {
  display: block;
  position: relative;
  width: 2em;
  height: 2em;
  margin: 0;
  border: none !important;
  background-color: #333 !important;
  border-radius: 50%;
  box-shadow: 0 0 4px 2px rgb(0 0 0 / 0.35);
  cursor: pointer;
  transition: all 0.35s ease-in-out;

  &:before,
  &:after {
    position: absolute;
    content: '';
    width: 1.5em;
    height: 1.5em;
    top: 50%;
    left: 50%;
    border-radius: 50%;
    transition: all 0.35s ease-in-out;
  }

  &:before {
    --s: 1.5em; /* length */
    --o: 0.625em; /* offset */
    --w: 6deg; /* thickness */
    --n: 8; /* numbers*/
    --c: #fff; /* color */
    background-image: radial-gradient(circle at center center, #fff 0%, #fff 40%, #333 50%, transparent 55%),
      repeating-conic-gradient(from calc(-1 * var(--w) / 2), var(--c) 0 calc(var(--w) - 2deg), transparent calc(var(--w)) calc(360deg / var(--n) - 2deg), var(--c) calc(360deg / var(--n)));
    -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - var(--s)), #fff calc(100% - var(--s)));
    mask: radial-gradient(farthest-side, transparent calc(100% - var(--s)), #fff calc(100% - var(--s)));
    box-shadow: 1px 1px 3px 0 rgb(0 0 0 / 0.5);
    transform: scale(1) translate(-50%, -50%);
    opacity: 1;
  }

  &:after {
    background-color: transparent;
    box-shadow: inset -0.35em -0.35em 0 0 #fff, 2px 2px 3px 0 rgb(0 0 0 / 0.75);
    transform: scale(0) translate(-40%, -40%);
    opacity: 0;
  }

  &:hover {
    transform: scale(1.1);
    background-color: #333 !important;

    &:before {
      transform: scale(0) translate(-40%, -40%);
      opacity: 0;
    }

    &:after {
      transform: scale(1) translate(-50%, -50%);
      opacity: 1;
    }
  }
}

@media only screen and (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) .theme-switcher {
    &:before {
      transform: scale(0) translate(-40%, -40%);
      opacity: 0;
    }
    &:after {
      transform: scale(1) translate(-50%, -50%);
      opacity: 1;
    }

    &:hover {
      &:before {
        transform: scale(1) translate(-50%, -50%);
        opacity: 1;
      }
      &:after {
        transform: scale(0) translate(-40%, -40%);
        opacity: 0;
      }
    }
  }
}

[data-theme='dark'] {
  .theme-switcher {
    &:before {
      transform: scale(0) translate(-40%, -40%);
      opacity: 0;
    }

    &:after {
      transform: scale(1) translate(-50%, -50%);
      opacity: 1;
    }

    &:hover {
      &:before {
        transform: scale(1) translate(-50%, -50%);
        opacity: 1;
      }

      &:after {
        transform: scale(0) translate(-40%, -40%);
        opacity: 0;
      }
    }
  }
}