// Remove default Radio Buttons
[type="radio"]:not(:checked),
[type="radio"]:checked {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

[type="radio"]:not(:checked) + span,
[type="radio"]:checked + span {
  position: relative;
  padding-left: 35px;
  cursor: pointer;
  display: inline-block;
  height: 25px;
  line-height: 25px;
  font-size: 1rem;
  transition: .28s ease;
  user-select: none;
}

[type="radio"] + span:before,
[type="radio"] + span:after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  margin: 4px;
  width: 16px;
  height: 16px;
  z-index: 0;
  transition: .28s ease;
}

/* Unchecked styles */
[type="radio"]:not(:checked) + span:before,
[type="radio"]:not(:checked) + span:after,
[type="radio"]:checked + span:before,
[type="radio"]:checked + span:after,
[type="radio"].with-gap:checked + span:before,
[type="radio"].with-gap:checked + span:after {
  border-radius: 50%;
}

[type="radio"]:not(:checked) + span:before,
[type="radio"]:not(:checked) + span:after {
  border: 2px solid var(--md-sys-color-on-surface-variant);
}

[type="radio"]:not(:checked) + span:after {
  transform: scale(0);
}

/* Checked styles */
[type="radio"]:checked + span:before {
  border: 2px solid transparent;
}

[type="radio"]:checked + span:after,
[type="radio"].with-gap:checked + span:before,
[type="radio"].with-gap:checked + span:after {
  border: 2px solid var(--md-sys-color-primary);
}

[type="radio"]:checked + span:after,
[type="radio"].with-gap:checked + span:after {
  background-color: var(--md-sys-color-primary);
}

[type="radio"]:checked + span:after {
  transform: scale(1.02);
}

/* Radio With gap */
[type="radio"].with-gap:checked + span:after {
  transform: scale(.5);
}

/* Focused styles */
[type="radio"].tabbed:focus + span:before {
  box-shadow: 0 0 0 10px color-mix(in srgb, transparent, var(--md-sys-color-primary) 18%);
}

/* Disabled Radio With gap */
[type="radio"].with-gap:disabled:checked + span:before {
  border: 2px solid color-mix(in srgb, transparent, var(--md-sys-color-on-surface) 38%);
}

[type="radio"].with-gap:disabled:checked + span:after {
  border: none;
  background-color: color-mix(in srgb, transparent, var(--md-sys-color-on-surface) 38%);
}

/* Disabled style */
[type="radio"]:disabled:not(:checked) + span:before,
[type="radio"]:disabled:checked + span:before {
  background-color: transparent;
  border-color: color-mix(in srgb, transparent, var(--md-sys-color-on-surface) 38%);
}

[type="radio"]:disabled + span {
  color: color-mix(in srgb, transparent, var(--md-sys-color-on-surface) 38%);
}

[type="radio"]:disabled:not(:checked) + span:before {
  border-color: color-mix(in srgb, transparent, var(--md-sys-color-on-surface) 38%);
}

[type="radio"]:disabled:checked + span:after {
  background-color: color-mix(in srgb, transparent, var(--md-sys-color-on-surface) 38%);
  border-color: color-mix(in srgb, transparent, var(--md-sys-color-on-surface) 38%);
}

// Arrange standard Materialize radio labels horizontally, wrapping on small screens.
.radio-group-horizontal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 24px;
  margin: 16px 0;
  padding: 16px;
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: 16px;
  > label { position: relative; padding-block: 8px; }
  > label > input:focus-visible + span {
    outline: 2px solid var(--md-sys-color-primary);
    outline-offset: 4px;
    border-radius: 4px;
  }
}

// A semantic group needs its own layout; floating text-field labels do not apply.
fieldset.radio-group {
  min-width: 0;
  margin: 0;
  padding: 8px 16px 12px;
  border: 1px solid var(--md-sys-color-outline);
  border-radius: 4px;

  > legend {
    padding: 0 4px;
    color: var(--md-sys-color-on-surface-variant);
    font-size: 12px;
    line-height: 16px;
  }

  > p:not(.supporting-text) { margin: 0; }

  label {
    position: relative;
    display: flex;
    align-items: center;
    min-height: 44px;
    color: var(--md-sys-color-on-surface);
    cursor: pointer;
  }

  input[type="radio"] + span {
    height: auto;
    min-height: 24px;
    padding-left: 28px;
    line-height: 24px;
    &::before, &::after { margin: 4px 0; }
  }

  input:focus-visible + span {
    outline: 2px solid var(--md-sys-color-primary);
    outline-offset: 4px;
    border-radius: 4px;
  }

  &.error {
    background: transparent;
    border-color: var(--md-sys-color-error);
    > legend { color: var(--md-sys-color-error); }
  }
}