/**
 * ==============================================
 * Dot Windmill
 * ==============================================
 */

@use './variables';
@use './mixins';

$r: 10px;
$origin-x: 5px;
$origin-y: 5px + $r;

.dot-windmill {
  position: relative;
  top: - $r;

  @include mixins.dot;

  transform-origin: $origin-x $origin-y;
  animation: dot-windmill 2s infinite linear;

  &::before,
  &::after {
    content: '';
    display: inline-block;
    position: absolute;
  }

  &::before {
    left: -($r * .5 * 1.732508); // √3
    top: $r + $r * .5;

    @include mixins.dot($bg-color: variables.$dot-before-color);
  }

  &::after {
    left: $r * .5 * 1.732508; // √3
    top: $r + $r * .5;

    @include mixins.dot($bg-color: variables.$dot-after-color);
  }
}

@keyframes dot-windmill {
  0% {
    transform: rotateZ(0deg) translate3d(0, 0, 0);
  }

  100% {
    transform: rotateZ(720deg) translate3d(0, 0, 0);
  }
}