body {
    margin-top: 3rem !important;
}
.timeline-item:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 24px;
    top: 100%;
    height: calc(100% - 40px);
    width: 2px;
    background: #e5e7eb;
}
.activity-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}