@layer components {
  .atom {
    --atom-size: 360px;
    --atom-color: #00d8ff;
    --nucleus-size: calc(var(--atom-size) / 5);
    --electron-color: #99f8ff;
    --electron-size : calc(var(--atom-size) / 25);
    --electron-orbit-size : calc(var(--atom-size) / 2.5);
    --electron-speed : 1.2s;
    --electron-speed-alpha : 1s;
    --electron-speed-omega : .8s;
    position: relative;
    width: var(--atom-size);
    height: var(--atom-size);
    animation: 8s atom infinite cubic-bezier(1, .25, 0, .75);
    box-sizing: border-box;
    overflow: hidden;

    *, *:before, *::after {
      box-sizing: border-box;
    }
  }
  @keyframes atom {
    0% {    transform: rotate(0deg) scale(1); }
    12.5% { transform: rotate(-45deg) scale(.9); }
    25% {   transform: rotate(-90deg) scale(1); }
    37.5% { transform: rotate(-135deg) scale(.9); }
    50% {   transform: rotate(-180deg) scale(1); }
    62.5% { transform: rotate(-225deg) scale(.9); }
    75% {   transform: rotate(-270deg) scale(1); }
    87.5% { transform: rotate(-315deg) scale(.9); }
    100% {  transform: rotate(-360deg) scale(1); }
  }

  .atom::before {
    content: '';
    display: block;
    position: absolute;
    top: 50%;
    left: 50%;
    width: var(--nucleus-size);
    height: var(--nucleus-size);
    margin-top: calc(var(--nucleus-size) / -2);
    margin-left: calc(var(--nucleus-size) / -2);
    background: color-mix(in srgb, var(--atom-color) 70%, transparent);
    border-radius: 100%;
    box-shadow: 0 0 3px 0 color-mix(in srgb, var(--atom-color) 70%, transparent);
    animation: 2s nucleus infinite cubic-bezier(.65, 0, .35, 1);
  }
  @keyframes nucleus {
    0% { transform: scale(1); }
    25% { transform: scale(.9); }
    50% { transform: scale(1); }
    75% { transform: scale(.85); }
    100% { transform: scale(1); }
  }

  .atom > [class^="electron"] {
    border-top: solid color-mix(in srgb, var(--atom-color) 50%, transparent) 1px;
    border-right: solid color-mix(in srgb, var(--atom-color) 35%, transparent) 2px;
    border-bottom: solid color-mix(in srgb, var(--atom-color) 20%, transparent) 4px;
    border-left: solid color-mix(in srgb, var(--atom-color) 0%, transparent) 2px;
    border-radius: 100%;
    width: 100%;
    height: var(--electron-orbit-size);
    position: absolute;
    top: 50%;
    margin-top: calc(var(--electron-orbit-size) / -2);
    animation: var(--electron-speed) electron-orbit infinite linear;
  }
  .atom > .electron-alpha {
    transform: rotate(60deg);
    animation: var(--electron-speed-alpha) electron-orbit infinite linear;
  }
  .atom > .electron-omega {
    transform: rotate(-60deg);
    animation: var(--electron-speed-omega) electron-orbit infinite linear;
  }
  @keyframes electron-orbit {
    0% {
        border-top: solid color-mix(in srgb, var(--atom-color) 50%, transparent) 1px;
        border-right: solid color-mix(in srgb, var(--atom-color) 35%, transparent) 2px;
        border-bottom: solid color-mix(in srgb, var(--atom-color) 20%, transparent) 4px;
        border-left: solid color-mix(in srgb, var(--atom-color) 0%, transparent) 2px;
    }
    25% {
        border-top: solid color-mix(in srgb, var(--atom-color) 35%, transparent) 1px;
        border-right: solid color-mix(in srgb, var(--atom-color) 20%, transparent) 2px;
        border-bottom: solid color-mix(in srgb, var(--atom-color) 0%, transparent) 4px;
        border-left: solid color-mix(in srgb, var(--atom-color) 50%, transparent) 2px;
    }
    50% {
        border-top: solid color-mix(in srgb, var(--atom-color) 20%, transparent) 1px;
        border-right: solid color-mix(in srgb, var(--atom-color) 0%, transparent) 2px;
        border-bottom: solid color-mix(in srgb, var(--atom-color) 50%, transparent) 4px;
        border-left: solid color-mix(in srgb, var(--atom-color) 35%, transparent) 2px;
    }
    75% {
        border-top: solid color-mix(in srgb, var(--atom-color) 0%, transparent) 1px;
        border-right: solid color-mix(in srgb, var(--atom-color) 50%, transparent) 2px;
        border-bottom: solid color-mix(in srgb, var(--atom-color) 35%, transparent) 4px;
        border-left: solid color-mix(in srgb, var(--atom-color) 20%, transparent) 2px;
    }
    100% {
        border-top: solid color-mix(in srgb, var(--atom-color) 50%, transparent) 1px;
        border-right: solid color-mix(in srgb, var(--atom-color) 35%, transparent) 2px;
        border-bottom: solid color-mix(in srgb, var(--atom-color) 20%, transparent) 4px;
        border-left: solid color-mix(in srgb, var(--atom-color) 0%, transparent) 2px;
    }
  }

  .atom [class^="electron"]::after {
    content: '';
    display: block;
    width: var(--electron-size);
    height: var(--electron-size);
    background: var(--electron-color);
    border-radius: 50%;
    margin-top: calc(var(--electron-size) / -2);
    position: absolute;
    top: 50%;
    left: calc(var(--electron-size) / -1);
    transform: scale(1);
    animation: calc(var(--electron-speed) * 2) electron infinite ease-in-out;
  }
  .atom .electron-alpha::after { animation: calc(var(--electron-speed-alpha) * 2) electron infinite ease-in-out; }
  .atom .electron-omega::after { animation: calc(var(--electron-speed-omega) * 2) electron infinite ease-in-out; }
  @keyframes electron {
    0% {
        left: calc(var(--electron-size) / -1);
        transform: scale(1);
    }
    12.5% {
        top: 100%;
        transform: scale(1.5);
    }
    25% {
        left: 100%;
        transform: scale(1);
    }
    37.5% {
        top: 0%;
        transform: scale(.25);
    }
    50% {
        left: calc(var(--electron-size) / -1);
        transform: scale(1);
    }
    62.5% {
        top: 100%;
        transform: scale(1.5);
    }
    75% {
        left: 100%;
        transform: scale(1);
    }
    87.5% {
        top: 0%;
        transform: scale(.25);
    }
    100% {
        left: calc(var(--electron-size) / -1);
        transform: scale(1);
    }
  }

}