/* Timeline container */
.timeline {
    position: relative;
    padding: 2rem 0;
}

/* Vertical line */
.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 18px;
    height: 100%;
    width: 4px;
    background: var(--secondary-background);
    border-radius: 2px;
}

/* Timeline item */
.timeline-item {
    position: relative;
    margin-bottom: 2rem;
}

/* Circle on the timeline */
.timeline-item::before {
    content: '';
    position: absolute;
    top: 5px;
    left: 11px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #6c757d; /* A neutral color */
    border: 2px solid var(--background-color);
    z-index: 1;
}

.timeline-content {
    margin-left: 45px;
    padding: 1.5rem;
    border-radius: 0.5rem;
    background: var(--secondary-background);
}

.timeline-date {
    font-size: 0.875rem;
    font-weight: 500;
    color: #6c757d;
}

[data-theme="dark"] .timeline-date {
    color: #adb5bd;
}

/* Skills progress bar */
.progress {
    background-color: var(--form-border-color);
    border-radius: 0.5rem;
}

.progress-bar {
    background-color: #0d6efd; /* Bootstrap primary color */
}