@import "../colors";
@import "../globals";
@import "../mixins";
@import "./config";

.field {
  position: relative;
  display: block;
  height: $checkbox-size;
  margin-bottom: $checkbox-field-margin-bottom;
  white-space: nowrap;
  vertical-align: middle;
  .ripple {
    background-color: $checkbox-color;
    opacity: .3;
    transition-duration: $checkbox-ripple-duration;
  }
}

.text {
  display: inline-block;
  padding-left: $unit;
  font-size: $checkbox-text-font-size;
  line-height: $checkbox-size;
  color: $checkbox-text-color;
  white-space: nowrap;
  vertical-align: top;
}

.input {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
  opacity: 0;
  &:focus ~ .check {
    &:before {
      position: absolute;
      top: 50%;
      left: 50%;
      width: $checkbox-focus-size;
      height: $checkbox-focus-size;
      margin-top: - $checkbox-focus-size / 2;
      margin-left: - $checkbox-focus-size / 2;
      pointer-events: none;
      content: "";
      background-color: $checkbox-focus-color;
      border-radius: 50%;
    }
    &.checked:before {
      background-color: $checkbox-focus-checked-color;
    }
  }
}

.check {
  position: relative;
  display: inline-block;
  width: $checkbox-size;
  height: $checkbox-size;
  vertical-align: top;
  cursor: pointer;
  border-color: $checkbox-text-color;
  border-style: solid;
  border-width: 2px;
  border-radius: 2px;
  transition-timing-function: $animation-curve-default;
  transition-duration: $checkbox-transition-duration;
  transition-property: background-color;
  &.checked {
    background-color: $checkbox-color;
    border-color: $checkbox-color;
    &:after {
      position: absolute;
      top: -.1 * $unit;
      left: .4 * $unit;
      width: .7 * $unit;
      height: 1.2 * $unit;
      content: "";
      border-color: $color-background;
      border-style: solid;
      border-top: 0;
      border-right-width: 2px;
      border-bottom-width: 2px;
      border-left: 0;
      transform: rotate(45deg);
      animation: checkmark-expand 140ms ease-out forwards;
    }
  }
}

.disabled {
  > .text {
    color: $checkbox-disabled-color;
  }
  > .check {
    cursor: auto;
    border-color: $checkbox-disabled-color;
    &.checked {
      cursor: auto;
      background-color: $checkbox-disabled-color;
      border-color: transparent;
    }
  }
}

@keyframes checkmark-expand {
  0% {
    top: .9 * $unit;
    left: .6 * $unit;
    width: 0;
    height: 0;
  }

  100% {
    top: -.1 * $unit;
    left: .4 * $unit;
    width: .7 * $unit;
    height: 1.2 * $unit;
  }
}