/* --------------------------------

File#: 1_radios-checkboxes
Title: Radios and Checkboxes
Descr: Custom radio and checkbox buttons
Usage: codyhouse.co/license

-------------------------------- */
:root {
  /* radios + checkboxes */
  --checkbox-radio-size: 18px;
  --checkbox-radio-gap: 0.375rem;
  /* gap between button and label */
  --checkbox-radio-border-width: 1px;
  --checkbox-radio-line-height: 1.4;
  /* radios */
  --radio-marker-size: 8px;
  /* checkboxes */
  --checkbox-marker-size: 12px;
  --checkbox-radius: 4px;
}
@media (min-width: 64rem) {
  :root {
    --checkbox-radio-gap: 0.5625rem;
  }
}

/* hide native buttons */
.radio,
.checkbox {
  position: absolute;
  padding: 0;
  margin: 0;
  margin-top: calc((1em * var(--checkbox-radio-line-height) - var(--checkbox-radio-size)) / 2);
  opacity: 0;
  height: var(--checkbox-radio-size);
  width: var(--checkbox-radio-size);
  pointer-events: none;
}

/* label */
.radio + label,
.checkbox + label {
  display: inline-block;
  line-height: var(--checkbox-radio-line-height);
  user-select: none;
  cursor: pointer;
  padding-left: calc(var(--checkbox-radio-size) + var(--checkbox-radio-gap));
}

/* custom inputs - basic style */
.radio + label::before,
.checkbox + label::before {
  content: "";
  box-sizing: border-box;
  display: inline-block;
  position: relative;
  vertical-align: middle;
  top: -0.1em;
  margin-left: calc(-1 * (var(--checkbox-radio-size) + var(--checkbox-radio-gap)));
  flex-shrink: 0;
  width: var(--checkbox-radio-size);
  height: var(--checkbox-radio-size);
  @apply bg-floor;
  border-width: var(--checkbox-radio-border-width);
  @apply border-contrast-low/65;
  border-style: solid;
  @apply shadow-sm;
  background-repeat: no-repeat;
  background-position: center;
  margin-right: var(--checkbox-radio-gap);
  transition: border 0.2s, -webkit-transform 0.2s;
  transition: transform 0.2s, border 0.2s;
  transition: transform 0.2s, border 0.2s, -webkit-transform 0.2s;
}

/* :hover */
.radio:not(:checked):not(:focus) + label:hover::before,
.checkbox:not(:checked):not(:focus) + label:hover::before {
  @apply border-contrast-low/100;
}

/* radio only style */
.radio + label::before {
  border-radius: 50%;
}

/* checkbox only style */
.checkbox + label::before {
  border-radius: var(--checkbox-radius);
}

/* :checked */
.radio:checked + label::before,
.checkbox:checked + label::before {
  @apply bg-primary;
  @apply shadow-sm;
  @apply border-primary;
  transition: -webkit-transform 0.2s;
  transition: transform 0.2s;
  transition: transform 0.2s, -webkit-transform 0.2s;
}

/* :active */
.radio:active + label::before,
.checkbox:active + label::before {
  -webkit-transform: scale(0.8);transform: scale(0.8);
  transition: -webkit-transform 0.2s;
  transition: transform 0.2s;
  transition: transform 0.2s, -webkit-transform 0.2s;
}

/* :checked:active */
.radio:checked:active + label::before,
.checkbox:checked:active + label::before {
  -webkit-transform: none;transform: none;
  transition: none;
}

/* radio button icon */
.radio:checked + label::before {
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cg class='nc-icon-wrapper' fill='%23ffffff'%3E%3Ccircle cx='8' cy='8' r='8' fill='%23ffffff'%3E%3C/circle%3E%3C/g%3E%3C/svg%3E");
  background-size: var(--radio-marker-size);
}

/* checkbox button icon */
.checkbox:checked + label::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpolyline points='1 6.5 4 9.5 11 2.5' fill='none' stroke='%23FFFFFF' stroke-linecap='round' stroke-linejoin='round' stroke-width='2'/%3E%3C/svg%3E");
  background-size: var(--checkbox-marker-size);
}

/* :focus */
.radio:checked:active + label::before,
.checkbox:checked:active + label::before,
.radio:focus + label::before,
.checkbox:focus + label::before {
  @apply border-primary;
  box-shadow: 0 0 0 3px hsla(var(--color-primary) / 0.2);
}

/* --radio--bg, --checkbox--bg -> variation with background color */
.radio--bg + label, .checkbox--bg + label {
  @apply py-0.5 lg:py-1 px-1 lg:px-1.5;
  padding-left: calc(var(--checkbox-radio-size) + var(--checkbox-radio-gap) + 0.25rem);
  @apply rounded;
  transition: background 0.2s;
}
@media (min-width: 64rem) {
  .radio--bg + label, .checkbox--bg + label {
    padding-left: calc(var(--checkbox-radio-size) + var(--checkbox-radio-gap) + 0.375rem);
  }
}

.radio--bg + label:hover, .checkbox--bg + label:hover {
  @apply bg-contrast-higher/7;
}

.radio--bg:active + label,
.checkbox--bg:active + label,
.radio--bg:focus + label,
.checkbox--bg:focus + label {
  @apply bg-primary/10;
}