.timeline {
    position: relative;
    margin-top: 3rem;
}

.timeline::before {
    content: "";
    position: absolute;
    left: 20px;
    top: 0;
    width: 2px;
    height: 100%;
    background: var(--primary-color);
}

.timeline-item {
    position: relative;
    padding-left: 70px;
    margin-bottom: 50px;
}

.timeline-item::before {
    content: "";
    position: absolute;
    left: 11px;
    top: 8px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary-color);
}

.timeline-date {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 10px;
}

.timeline-content {
    background: var(--card-bg);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 12px;
    padding: 25px;
    transition: .3s;
}

.timeline-content:hover {
    transform: translateY(-5px);
}

.timeline-content h3 {
    margin-bottom: 5px;
    color: var(--accent) ;
}

.timeline-content h4 {
    opacity: .8;
    margin-bottom: 15px;
    color: var(--yellow);
}