.project-timeline {
    --timeline-line: rgba(0, 0, 0, .18);
    --timeline-text: rgba(0, 0, 0, .52);
    --timeline-active: #111;
    --timeline-muted: rgba(0, 0, 0, .42);
    max-width: 190px;
    font-size: .82rem;
    line-height: 1.35;
}

.project-timeline__years {
    position: relative;
    list-style: none;
    margin: 0;
    padding: 5px 0 5px 16px;
}

.project-timeline__years::before {
    content: "";
    position: absolute;
    top: 9px;
    bottom: 9px;
    left: 3px;
    width: 1px;
    background: var(--timeline-line);
}

.project-timeline__year {
    position: relative;
    margin: 0 0 13px;
    padding: 0;
}

.project-timeline__year:last-child {
    margin-bottom: 0;
}

.project-timeline__year-button,
.project-timeline__year-static {
    position: relative;
    display: flex;
    align-items: center;
    min-height: 18px;
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--timeline-text);
    font: inherit;
    text-align: left;
}

.project-timeline__year-button {
    cursor: pointer;
}

.project-timeline__dot {
    position: absolute;
    left: -16px;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    border: 1px solid rgba(0, 0, 0, .32);
    background: #fff;
    transition: transform .2s ease, background .2s ease;
}

.project-timeline__label {
    letter-spacing: .045em;
    transition: color .2s ease;
}

.project-timeline__year-button:hover .project-timeline__label,
.project-timeline__year-button:focus-visible .project-timeline__label {
    color: var(--timeline-active);
}

.project-timeline__year-button:focus-visible {
    outline: none;
}

.project-timeline__year.is-current .project-timeline__label,
.project-timeline__year-button[aria-expanded="true"] .project-timeline__label {
    color: var(--timeline-active);
    font-weight: 600;
}

.project-timeline__year.is-current .project-timeline__dot,
.project-timeline__year-button[aria-expanded="true"] .project-timeline__dot {
    background: var(--timeline-active);
    border-color: var(--timeline-active);
    transform: scale(1.15);
}

.project-timeline__projects {
    margin: 8px 0 2px;
    padding: 0 0 0 2px;
}

.project-timeline__project {
    display: block;
    margin: 0 0 6px;
    color: var(--timeline-muted);
    font-size: .74rem;
    line-height: 1.25;
    text-decoration: none;
}

.project-timeline__project:hover,
.project-timeline__project:focus-visible,
.project-timeline__project.is-viewed {
    color: var(--timeline-active);
}

.project-timeline__project.is-viewed {
    font-weight: 500;
}

@media (max-width: 991.98px) {
    .project-timeline {
        max-width: none;
    }
}


.project-timeline__empty {
    color: rgba(0, 0, 0, .45);
    font-size: .76rem;
    line-height: 1.35;
}