// None of this CSS is required for the gallery and lightbox to function.
// --- BEGIN: crop images --- //
// Optional CSS for cropping images that aren't all the same size.
// Use Bootstrap breakpoints for consistency.
$bootstrap-sm: 576px;
$bootstrap-md: 768px;
$bootstrap-lg: 992px;
$bootstrap-xl: 1200px;
// Crop thumbnail images.
#gallery {
    img {
        height: 75vw;
        object-fit: cover;
        @media (min-width: $bootstrap-sm) {
            height: 35vw;
        }
        @media (min-width: $bootstrap-lg) {
            height: 18vw;
        }
    }
}

// Crop images in lightbox.
.carousel-item {
    img {
        height: 60vw;
        object-fit: cover;
        @media (min-width: $bootstrap-sm) {
            height: 350px;
        }
    }
}

// --- END: crop images --- //
// --- BEGIN: custom styling demo --- //
// An example of custom styling for gallery and lightbox, to show what's possible in terms of aesthetic customization.
* {
    transition: 0.3s;
}

#gallery.custom {
    padding: 0 15px;
    img {
        display: block;
        margin: 15px 0;
        border-radius: 300px 30px 300px 300px;
        &:hover {
            border-radius: 30px 90px 30px 30px;
        }
    }
}

#exampleModal.custom {
    .modal-content {
        background: none;
        border: none;
    }
    .modal-header {
        border: none;
        button {
            background: none;
            border-radius: 100px 100px 0 0;
            padding: 5px 10px;
            opacity: 1;
            position: relative;
            top: 3px;
            border: solid 2px white;
            @media (min-width: $bootstrap-lg) {
                top: 15px;
            }
            &:hover {
                top: 3px;
            }
        }
        span {
            color: white;
        }
    }
    .modal-body {
        padding: 0;
        border: none;
        position: relative;
        &::before,
        &::after {
            content: '';
            height: 50px;
            width: 50px;
            display: block;
            position: absolute;
            background: white;
            border-radius: 3px 10px;
            @media (min-width: $bootstrap-md) {
                border-radius: 3px 30px;
                height: 100px;
                width: 100px;
            }
        }
        &::before {
            top: -5px;
            left: -5px;
            @media (min-width: $bootstrap-md) {
                top: -15px;
                left: -15px;
            }
        }
        &::after {
            bottom: -5px;
            right: -5px;
            z-index: -1;
            @media (min-width: $bootstrap-md) {
                bottom: -15px;
                right: -15px;
            }
        }
    }
    .modal-footer {
        border: none;
        margin-top: 60px;
        @media (min-width: $bootstrap-lg) {
            margin-top: 40px;
        }
        .btn {
            margin: auto;
            border: solid 2px white;
            background: none;
            text-transform: uppercase;
            font-size: 0.8em;
            letter-spacing: 0.1em;
            font-weight: bold;
            padding: 0.2em 0.7em;
            &:hover {
                background: white;
                color: black;
            }
        }
    }
    .carousel-control-prev,
    .carousel-control-next {
        font-size: 2em;
        top: auto;
        opacity: 1;
        bottom: -52px;
        @media (min-width: $bootstrap-md) {
            top: 0;
            opacity: 0.5;
            bottom: 0;
        }
    }
    .carousel-control-next-icon,
    .carousel-control-prev-icon {
        height: 30px;
        width: 30px;
    }
    .carousel-control-prev {
        @media (min-width: $bootstrap-md) {
            left: -90px;
        }
    }
    .carousel-control-next {
        @media (min-width: $bootstrap-md) {
            right: -90px;
        }
    }
    .carousel-indicators {
        bottom: -60px;
        @media (min-width: $bootstrap-lg) {
            bottom: -30px;
        }
        li {
            height: 30px;
            border-radius: 100px;
            background: none;
            border: solid 2px white;
            @media (min-width: $bootstrap-lg) {
                height: 10px;
            }
            &:hover {
                background: white;
            }
            &.active {
                background: white;
            }
        }
    }
}

// --- END: custom styling demo --- //
// --- BEGIN: style switch --- //
// This is just styling for the style toggle switch. Mostly copied from https://www.w3schools.com/howto/howto_css_switch.asp

/* The switch - the box around the slider */

.switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 34px;
    @media (min-width: $bootstrap-sm) {
        margin: 0;
    }
}


/* Hide default HTML checkbox */

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}


/* The slider */

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    -webkit-transition: .4s;
    transition: .4s;
}

.slider:before {
    position: absolute;
    content: "";
    height: 26px;
    width: 26px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    -webkit-transition: .4s;
    transition: .4s;
}

input:checked+.slider {
    background-color: #2196F3;
}

input:focus+.slider {
    box-shadow: 0 0 1px #2196F3;
}

input:checked+.slider:before {
    -webkit-transform: translateX(26px);
    -ms-transform: translateX(26px);
    transform: translateX(26px);
}


/* Rounded sliders */

.slider.round {
    border-radius: 34px;
}

.slider.round:before {
    border-radius: 50%;
}

.switch-wrap {
    text-align: center;
    background-color: #b1fbc1;
    padding: 30px;
    border-radius: 3px;
    margin: 30px 0 0;
    @media (min-width: $bootstrap-sm) {
        position: fixed;
        bottom: 0;
        display: flex;
        flex-direction: row-reverse;
        align-items: center;
        width: 100%;
        justify-content: center;
        padding: 10px;
    }
}

.switch-text {
    display: block;
    margin: 0.5em;
    @media (min-width: $bootstrap-sm) {
        margin: 0 1em 0 0;
    }
}

// --- END: style switch --- //
//
// Base styles
//
.card {
    position: relative;
    display: flex;
    flex-direction: column;
    min-width: 0; // See https://github.com/twbs/bootstrap/pull/22740#issuecomment-305868106
    height: $card-height;
    word-wrap: break-word;
    background-color: $card-bg;
    background-clip: border-box;
    border: $card-border-width solid $card-border-color;
    @include border-radius($card-border-radius);
    >hr {
        margin-right: 0;
        margin-left: 0;
    }
    >.list-group {
        border-top: inherit;
        border-bottom: inherit;
        &:first-child {
            border-top-width: 0;
            @include border-top-radius($card-inner-border-radius);
        }
        &:last-child {
            border-bottom-width: 0;
            @include border-bottom-radius($card-inner-border-radius);
        }
    }
    // Due to specificity of the above selector (`.card > .list-group`), we must
    // use a child selector here to prevent double borders.
    >.card-header+.list-group,
    >.list-group+.card-footer {
        border-top: 0;
    }
}

.card-body {
    // Enable `flex-grow: 1` for decks and groups so that card blocks take up
    // as much space as possible, ensuring footers are aligned to the bottom.
    flex: 1 1 auto;
    padding: $card-spacer-y $card-spacer-x;
    color: $card-color;
}

.card-title {
    margin-bottom: $card-title-spacer-y;
}

.card-subtitle {
    margin-top: -$card-title-spacer-y / 2;
    margin-bottom: 0;
}

.card-text:last-child {
    margin-bottom: 0;
}

.card-link {
    &:hover {
        text-decoration: none;
    }
    +.card-link {
        margin-left: $card-spacer-x #{"/* rtl:ignore */"};
    }
}

//
// Optional textual caps
//
.card-header {
    padding: $card-cap-padding-y $card-cap-padding-x;
    margin-bottom: 0; // Removes the default margin-bottom of <hN>
    color: $card-cap-color;
    background-color: $card-cap-bg;
    border-bottom: $card-border-width solid $card-border-color;
    &:first-child {
        @include border-radius($card-inner-border-radius $card-inner-border-radius 0 0);
    }
}

.card-footer {
    padding: $card-cap-padding-y $card-cap-padding-x;
    color: $card-cap-color;
    background-color: $card-cap-bg;
    border-top: $card-border-width solid $card-border-color;
    &:last-child {
        @include border-radius(0 0 $card-inner-border-radius $card-inner-border-radius);
    }
}

//
// Header navs
//
.card-header-tabs {
    margin-right: -$card-cap-padding-x / 2;
    margin-bottom: -$card-cap-padding-y;
    margin-left: -$card-cap-padding-x / 2;
    border-bottom: 0;
    @if $nav-tabs-link-active-bg !=$card-bg {
        .nav-link.active {
            background-color: $card-bg;
            border-bottom-color: $card-bg;
        }
    }
}

.card-header-pills {
    margin-right: -$card-cap-padding-x / 2;
    margin-left: -$card-cap-padding-x / 2;
}

// Card image
.card-img-overlay {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    padding: $card-img-overlay-padding;
    @include border-radius($card-inner-border-radius);
}

.card-img,
.card-img-top,
.card-img-bottom {
    width: 100%; // Required because we use flexbox and this inherently applies align-self: stretch
}

.card-img,
.card-img-top {
    @include border-top-radius($card-inner-border-radius);
}

.card-img,
.card-img-bottom {
    @include border-bottom-radius($card-inner-border-radius);
}

//
// Card groups
//
.card-group {
    // The child selector allows nested `.card` within `.card-group`
    // to display properly.
    >.card {
        margin-bottom: $card-group-margin;
    }
    @include media-breakpoint-up(sm) {
        display: flex;
        flex-flow: row wrap;
        // The child selector allows nested `.card` within `.card-group`
        // to display properly.
        >.card {
            // Flexbugs #4: https://github.com/philipwalton/flexbugs#flexbug-4
            flex: 1 0 0%;
            margin-bottom: 0;
            +.card {
                margin-left: 0;
                border-left: 0;
            }
            // Handle rounded corners
            @if $enable-rounded {
                &:not(:last-child) {
                    @include border-end-radius(0);
                    .card-img-top,
                    .card-header {
                        // stylelint-disable-next-line property-disallowed-list
                        border-top-right-radius: 0;
                    }
                    .card-img-bottom,
                    .card-footer {
                        // stylelint-disable-next-line property-disallowed-list
                        border-bottom-right-radius: 0;
                    }
                }
                &:not(:first-child) {
                    @include border-start-radius(0);
                    .card-img-top,
                    .card-header {
                        // stylelint-disable-next-line property-disallowed-list
                        border-top-left-radius: 0;
                    }
                    .card-img-bottom,
                    .card-footer {
                        // stylelint-disable-next-line property-disallowed-list
                        border-bottom-left-radius: 0;
                    }
                }
            }
        }
    }
}