// defining the colours as a collection allows us to loop through them and generate classnames based on the keys
$academic-profile-promo-pattern-colours: (
    mid-blue: $mid-blue,
    strawberry: $strawberry,
    yellow: $yellow,
    primary-blue: $primary-blue,
    turquoise: $turquoise,
    orange: $orange,
    green: $green,
    green-blue: $green-blue,
    light-grey: $light-grey,
);

$mobile-image-width: #{'calc((100vw - (80px + 10px)) * 16/16)'};
$tablet-image-width: #{'calc((100vw - (80px + 10px)) * 8/16)'};
$desktop-image-width: #{'calc((100vw - (80px + 10px)) * 6/16)'};
$large-desktop-image-width: #{'calc((1780px - (80px + 10px)) * 6/16)'};

.academic-profile-promo {
    display: flex;
    position: relative;
    align-items: flex-start;
    justify-content: flex-end;
    lost-column: 8/8;
    lost-align: top-right;

    @include for-largerthan-ipad-portrait {
        lost-offset: 1/16;
        lost-column: 14/16;
    }

    &-container {
        @include margin-medium;
        width: 100%;
        min-height: $mobile-image-width;

        @include for-tablet-portrait-up {
            min-height: $tablet-image-width;
        }

        @include for-largerthan-ipad-portrait {
            min-height: $desktop-image-width;
        }

        @media (min-width: 1780px) {
            min-height: $large-desktop-image-width;
        }
    }

    &-panel {
        position: relative;
        // on mobile the absolutely positioned background should appear above the panel.
        // we can achieve that by adding a margin to the top of the panel which is equal to the height of the image
        margin-top: $mobile-image-width;
        background: $white;

        .academic-profile-promo-no-image + & {
            margin-top: 0;
        }

        &-inner {
            margin-top: 1.125rem;
            margin-bottom: 0;

            // for accessiblity we need to use an h2, but want it to look like an h3
            h2 {
                @extend .h3;
            }

            .button {
                margin-bottom: 0;
            }

            p {
                margin-bottom: px-to-em(24, 17);
            }
        }

        &-contact-details {
            @include large-body-font;
            margin: px-to-em(24, 22) 0;

            &-heading {
                @include header;
            }

            dt,
            dd {
                margin: 0;
            }
        }

        @include for-tablet-portrait-up {
            @include flexbox-width-without-columns(10, 16);
            margin-top: $margin-small;
            margin-right: 20px;
            margin-left: 20px;
            padding: 30px;

            .academic-profile-promo-right-align & {
                margin-right: 20px;
            }

            &-inner {
                margin: 0;
            }

            .academic-profile-promo-no-image + & {
                margin-top: $margin-small;
            }
        }

        @include for-largerthan-ipad-portrait {
            $single-column-width: #{'calc(' + ((1/14) * 100) + '% + (10px / 14))'};

            @include flexbox-width-without-columns(8, 14);
            margin-top: $margin-small;
            margin-right: $single-column-width;
            padding: 30px 40px;

            .academic-profile-promo-right-align & {
                margin-right: 20px;
                margin-left: $single-column-width;
            }
        }
    }

    &-backdrop {
        display: flex;
        position: absolute;
        top: 0;
        right: 0;
        left: 0;
        align-items: flex-start;
        justify-content: flex-start;

        @include for-tablet-portrait-up {
            overflow: hidden;

            .academic-profile-promo-right-align & {
                justify-content: flex-end;
            }
        }

        height: $mobile-image-width;

        @include for-tablet-portrait-up {
            height: $tablet-image-width;
        }

        @include for-largerthan-ipad-portrait {
            height: $desktop-image-width;
        }

        @media (min-width: 1780px) {
            height: $large-desktop-image-width;
        }
    }

    &-image-container {
        position: relative;
        margin: 0;
        margin-bottom: 0;
        width: 100%;
        font-size: 0;

        @include for-tablet-portrait-up {
            width: auto;
        }

        img {
            width: 100%;

            @include for-tablet-portrait-up {
                width: $tablet-image-width;
                height: $tablet-image-width;
            }

            @include for-largerthan-ipad-portrait {
                width: $desktop-image-width;
                height: $desktop-image-width;
            }

            @media (min-width: 1780px) {
                width: $large-desktop-image-width;
                height: $large-desktop-image-width;
            }
        }
    }

    &-pattern {
        &-background {
            display: flex;
            position: absolute;
            top: -20px;
            right: fluid-margin(true);
            flex: 1;
            width: 75%;
            height: 100%;
        }

        @include for-tablet-portrait-up {
            &-background {
                top: 0;
                right: 0;
                left: 0;
                width: 100%;
            }
        }

        @each $item, $colour in $academic-profile-promo-pattern-colours {
            &-#{$item} {

                &.academic-profile-promo-pattern-zigzag {
                    .academic-profile-promo-pattern-background {
                        @include pattern-zigzag($colour);
                    }
                }

                &.academic-profile-promo-pattern-diagonal {
                    .academic-profile-promo-pattern-background {
                        @include pattern-diagonal($colour);
                    }
                }

                &.academic-profile-promo-pattern-weave {
                    .academic-profile-promo-pattern-background {
                        @include pattern-weave($colour);
                    }
                }
            }
        }
    }
}