/**
 * Пример использования
 *
 * <label class="custom-checkbox">
 *    <input type="checkbox" class="custom-checkbox__input">
 *    <span class="custom-checkbox__backdrop"></span>
 *    <svg class="custom-checkbox__icon"><use href="/images/adaptive/svg/general/check.svg#pri"></use></svg>
 * </label>
 */

.custom-checkbox {
    font-size: 0;
    line-height: 0;
    position: relative;
    margin: 0;
    cursor: pointer;
}

.custom-checkbox__input {
    display: none;
}

.custom-checkbox__backdrop {
    color: var(--white);
    flex-shrink: 0;
    display: block;
    width: 20px;
    height: 20px;
    margin: 0;
    border: none;
    border-radius: 4px;
    background-color: var(--white);
    box-shadow: inset 0 0 0 1px var(--gray);
    pointer-events: none;
    transition:
        background-color 0.1s ease-in-out,
        box-shadow 0.1s ease-in-out;
}

.custom-checkbox__input:checked ~ .custom-checkbox__backdrop {
    background-color: var(--blue);
    box-shadow: none;
}

.custom-checkbox__icon {
    position: absolute;
    left: 2px;
    bottom: 2px;
    z-index: 1;
    display: none;
    color: var(--white);
    width: 16px;
    height: 16px;
    pointer-events: none;
}

.custom-checkbox__input:checked ~ .custom-checkbox__icon {
    display: block;
}

/**
 * Пример использования
 *
 * <label class="slide-checkbox">
 *    <input type="checkbox" name="checkbox" id="checkbox" class="slide-checkbox__input checkbox-input-js">
 *    <span class="slide-checkbox__backdrop"></span>
 *    <span class="slide-checkbox__bubble"></span>
 * </label>
 */

.slide-checkbox,
.slide-checkbox * {
    box-sizing: border-box;
}

.slide-checkbox {
    position: relative;
    width: 32px;
    height: 20px;
    margin: 0;
    cursor: pointer;
}

.slide-checkbox__input {
    display: none;
}

.slide-checkbox__backdrop {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1;
    height: 12px;
    width: 100%;
    border-radius: 8px;
    background-color: var(--gray-300);
    pointer-events: none;
    transition:
        background-color 0.1s ease-out;
}

.slide-checkbox__input:checked ~ .slide-checkbox__backdrop {
    background-color: var(--blue);
}

.slide-checkbox__input:disabled ~ .slide-checkbox__backdrop {
    background-color: var(--gray-100);
}

.slide-checkbox__input:checked:disabled ~ .slide-checkbox__backdrop {
    background-color: var(--gray);
}

.slide-checkbox__bubble {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
    height: 20px;
    width: 20px;
    border-radius: 50px;
    background-color: var(--gray-25);
    border: 1px solid var(--gray-300);
    box-shadow: var(--shadow-middle-alt);
    pointer-events: none;
    transition:
        left 0.1s ease-out,
        border-color 0.1s ease-out;
}

.slide-checkbox__input:checked ~ .slide-checkbox__bubble {
    left: calc(100% - 20px);
}

.slide-checkbox__input:disabled:not(:checked) ~ .slide-checkbox__bubble {
    border-color: var(--gray-300);
}