portfolio/src/components/molecules/ThemeSwitch.scss

@import 'variables';

.themeswitch {
    position: absolute;
    top: $spacer / 2;
    right: $spacer;
    z-index: 10;

    .icon {
        width: .8rem;
        height: .8rem;
        margin-top: -.05rem;
        fill: $brand-grey-light;

        &:last-child {
            margin-top: -.1rem;
            width: .7rem;
            height: .7rem;
        }

        .dark & {
            fill: $brand-grey;
        }
    }
}

.checkbox__faux-container {
    display: flex;
    align-items: center;
}

$knob-size: 8px;
$knob-space: 1px;

.checkbox__faux {
    display: block;
    position: relative;
    width: ($knob-size + ($knob-space * 2)) * 2;
    height: $knob-size + ($knob-space * 4);
    border: 1px solid $brand-grey-light;
    border-radius: 15rem;
    margin-left: $spacer / 3;
    margin-right: $spacer / 3;

    &::after {
        content: '';
        position: absolute;
        top: $knob-space;
        left: $knob-space;
        width: $knob-size;
        height: $knob-size;
        background-color: $brand-grey-light;
        border-radius: 15rem;
        transition: transform .2s $easing;
        transform: translate3d(0, 0, 0);
    }

    .dark & {
        border-color: $brand-grey;

        &::after {
            background-color: $brand-grey;
        }
    }
}

.checkbox {
    position: relative;
    cursor: pointer;
    opacity: .6;

    .dark & {
        opacity: .8;
    }

    [type='checkbox'],
    .checkbox__label {
        width: 1px;
        height: 1px;
        border: 0;
        clip: rect(0 0 0 0);
        margin: -1px;
        overflow: hidden;
        padding: 0;
        position: absolute;
    }

    [type='checkbox'] {
        &:checked {
            + .checkbox__faux-container {
                .checkbox__faux {
                    &::after {
                        transform: translate3d(100%, 0, 0);
                    }
                }
            }
        }
    }
}