radio.css

input[type="radio"] {
  position: relative;
  width: 16px;
  height: 16px;
  margin: 0;
}

input[type="radio"]::before {
  content: "";
  display: flex;

  width: 16px;
  height: 16px;

  background-color: var(--color-input-bg);
  border-width: 1px;
  border-style: solid;
  border-color: var(--color-text-light-fade-25);
  border-radius: 16px;
}

input[type="radio"]:checked:before {
  border-color: var(--color-primary);
}

input[type="radio"]:checked:after {
  content: "";
  display: flex;
  position: absolute;

  top: 0;
  left: 0;

  width: inherit;
  height: inherit;

  width: 8px;
  height: 8px;

  margin: 5px;

  border-radius: 16px;

  background-color: var(--color-primary);
}

input[type="radio"]:not(:checked):after {
  content: none;
}