*{
  box-sizing:border-box;
  margin:0;
  padding:0;
}
body {
  height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  background-color: #e8e8e8;
  font-family:arial;
}
.form {
  --background: #ffffff;
  --text: #414856;
  --radio: #7C96B2;
  --radio-checked: #4F29F0;
  --radio-size: 20px;
  --width: 150px;
  --height: 140px;
  --border-radius: 10px;
  background: var(--background);
  width: var(--width);
  height: var(--height);
  border-radius: var(--border-radius);
  color: var(--text);
  position: relative;
  box-shadow: 0 10px 30px rgba(65, 72, 86, 0.05);
  padding: 30px 20px;
  display: grid;
  grid-template-columns: auto var(--radio-size);
  align-items: center;
}

.form label {
  cursor: pointer;
}

.form input[type="radio"] {
  -webkit-appearance: none;
  -moz-appearance: none;
  position: relative;
  height: var(--radio-size);
  width: var(--radio-size);
  outline: none;
  margin: 0;
  cursor: pointer;
  border: 2px solid var(--radio);
  background: transparent;
  border-radius: 50%;
  display: grid;
  justify-self: end;
  justify-items: center;
  align-items: center;
  overflow: hidden;
  transition: border .5s ease;
}

.form input[type="radio"]::before, .form input[type="radio"]::after {
  content: "";
  display: flex;
  justify-self: center;
  border-radius: 50%;
}

.form input[type="radio"]::before {
  position: absolute;
  width: 100%;
  height: 100%;
  background: var(--background);
  z-index: 1;
  opacity: var(--opacity, 1);
}

.form input[type="radio"]::after {
  position: relative;
  width: calc(100% /2);
  height: calc(100% /2);
  background: var(--radio-checked);
  top: var(--y, 100%);
  transition: top 0.5s cubic-bezier(0.48, 1.97, 0.5, 0.63);
}

.form input[type="radio"]:checked {
  --radio: var(--radio-checked);
}

.form input[type="radio"]:checked::after {
  --y: 0%;
  animation: stretch-animate .3s ease-out .17s;
}

.form input[type="radio"]:checked::before {
  --opacity: 0;
}

.form input[type="radio"]:checked ~ input[type="radio"]::after {
  --y: -100%;
}

.form input[type="radio"]:not(:checked)::before {
  --opacity: 1;
  transition: opacity 0s linear .5s;
}

@keyframes stretch-animate {
  0% {
    transform: scale(1, 1);
  }

  28% {
    transform: scale(1.15, 0.85);
  }

  50% {
    transform: scale(0.9, 1.1);
  }

  100% {
    transform: scale(1, 1);
  }
}

.socials {
  position: fixed;
  display: block;
  left: 20px;
  bottom: 20px;
}

.socials > a {
  display: block;
  width: 30px;
  opacity: .2;
  transform: scale(var(--scale, 0.8));
  transition: transform 0.3s cubic-bezier(0.38, -0.12, 0.24, 1.91);
}

.socials > a:hover {
  --scale: 1;
}