/* ---- Activity Timeline ---- */

.activity-section {
    margin-top: 1rem;
}

.activity-timeline {
    position: relative;
    padding: 0.5rem 0 0.5rem 0;
}

.activity-event {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.5rem 0;
    position: relative;
}

.activity-event + .activity-event {
    border-top: none;
}

/* Vertical connecting line between dots */
.activity-event:not(:last-child)::before {
    content: "";
    position: absolute;
    left: 13px;
    top: calc(0.5rem + 26px);
    bottom: 0;
    width: 1px;
    background: var(--border);
}

.activity-dot {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--muted);
    position: relative;
    z-index: 1;
}

.activity-content {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
    min-height: 26px;
    justify-content: center;
}

.activity-desc {
    font-size: 0.8125rem;
    color: var(--fg);
    line-height: 1.4;
}

.activity-time {
    font-size: 0.6875rem;
    color: var(--muted);
    line-height: 1.3;
}

.activity-empty {
    font-size: 0.8125rem;
    color: var(--muted);
    padding: 0.5rem 0;
}