@mixin checkbox-style($name, $color) {
    &.ui-#{$name} {
        color: $color;
    }
}

ui-input[type=checkbox] {
    cursor: pointer;
    display: inline-block;
    position: relative;
    vertical-align: middle;
    text-align: center;
    overflow: hidden;
    color: $color-default;
    width: 1em;
    height: 1em;
    font-size: 22px;
    line-height: 1em;
    @include checkbox-style(primary, $color-primary);
    @include checkbox-style(info, $color-info);
    @include checkbox-style(warning, $color-warning);
    @include checkbox-style(success, $color-success);
    @include checkbox-style(danger, $color-danger);
    &[disabled], &[readonly], &.ui-disabled, &.ui-readonly {
        opacity: .5;
        cursor: not-allowed;
    }
    &[readonly] {
        cursor: default;
    }
}

.ui-input-checkbox {
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    position: absolute;
    overflow: hidden;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: inherit;
}

.ui-checkbox {
    width: 100%;
    height: 100%;
    line-height: 1em;
    cursor: inherit;
    display: inline-block;
}

.ui-checkbox-checked {
    transform: scale(0);
    opacity: 0;
}

.ui-checkbox-checked, .ui-checkbox-unchecked {
    transition: all .3s;
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    margin-top: 1px;
}