ArticleTemplates/assets/scss/modules/_key-events.scss

.key-events {
    background: color(brightness-96);
    border-bottom: 1px solid color(tone-sandy-light);
    border-top: none;
    margin: 0 auto;
    max-width: 1200px;
    overflow: hidden;
    padding: base-px(1, 1, 0, 1);
    position: relative;
    transition: padding .6s;

    &--0 {
        display: none;
    }

    @include mq($from: col2) {
        padding-top: base-px(1);
        border: 1px solid color(tone-sandy-light);
    }

    &__title {
        font: 600 1.8rem $egyptian-display;
        margin-bottom: base-px(1);

        @include mq($from: col2) {
            float: left;
            width: cols($base-3, 4, 1);
        }

        @include mq($from: col3) {
            width: cols($base-4, 5, 1);
        }

        @include mq($from: col4) {
            float: left;
            margin-right: 20px;
            width: 220px;
        }
    }

    &__counter {
        opacity: 1;
        transition: opacity .2s;
    }

    &__toggle {
        border: 1px solid color(brightness-60);
        border-radius: 50%;
        height: 32px;
        position: absolute;
        right: 6px;
        top: 12px;
        width: 32px;

        &-icon {
            left: 50%;
            position: absolute;
            top: 50%;
            transform: translateX(-50%) translateY(-50%);
            transition: transform .4s;

            &::before {
                color: color(brightness-60);
                font-size: 1.7rem;
            }
        }
    }

    &__list {
        @include mq($from: col2) {
            float: left;
            width: cols($base-3, 8);
        }

        @include mq($from: col3) {
            width: cols($base-4, 11);
        }

        @include mq($from: col4) {
            width: 620px;
        }
    }

    &--expanded {
        padding-bottom: base-px(1.5);

        .key-events {
            &__toggle-icon {
                transform: translateX(-50%) translateY(-50%) rotate(180deg);
            }

            &__counter {
                opacity: 0;
            }
        }
    }

    &--0 {
        .key-events__toggle {
            display: none;
        }
    }
}

.key-event {
    max-height: 0;
    opacity: 0;
    padding: base-px(0, .5, 0, 1);
    position: relative;
    transition: color .6s;
    width: 90%;

    // Create bullet point for events
    &::before {
        background: #bdbdbd !important;
        border-radius: 50%;
        content: '';
        display: block;
        height: 10px;
        left: -5px;
        position: absolute;
        top: 4px;
        width: 10px;
    }

    // Create timeline bar for events
    &::after {
        background: #bdbdbd;
        content: '';
        height: 100%;
        left: -1px;
        position: absolute;
        top: 4px;
        width: 1px;
    }

    // only shown when key-events--expanded & first child always visible
    .key-events--expanded &,
    &:first-child {
        max-height: 300px;
        opacity: 1;
    }

    &__time {
        color: color(brightness-7);
        display: block;
        font: 600 1.5rem $egyptian-display;
    }

    // Create tick marks for first child instead of dot, and position start of timeline
    &:first-child {
        &::before {
            height: 1px;
            left: -1px;
            top: 8px;
            width: 7px;
        }

        &::after {
            top: 8px;
        }
    }

    // Create tick marks for last child instead of dot and end the timeline, and position end of timeline
    &:last-child {
        &::before {
            height: 1px;
            left: -1px;
            top: 8px;
            width: 7px;
        }

        &::after {
            height: 9px;
            top: 0;
        }
    }

    &__link,
    &__link h2 {
        display: block;
        font: normal 1.6rem $egyptian-text;
        padding: base-px(.5, 0, 1, 0);
    }
}