.experience-section {
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
    background-color: var(--alt-bg);
}

.experience-section .section-title {
    margin-bottom: 3rem;
    text-align: center;
}

.timeline {
    position: relative;
    margin: 0;
    padding-left: 2rem;
    border-left: 2px solid rgba(255, 255, 255, 0.2);
}

.timeline-progress {
    position: absolute;
    left: 0;
    top: 0;
    width: 2px;
    background: var(--primary-color);
    transform-origin: top;
    height: 0;
    transition: height 0.5s ease-out;
}

.timeline-item {
    position: relative;
    margin-bottom: 2rem;
    padding-left: 1.5rem;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.timeline-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.timeline-item::before {
    content: "";
    position: absolute;
    left: -11px;
    top: 0.4rem;
    width: 10px;
    height: 10px;
    background: var(--secondary-color);
    border-radius: 50%;
}

.timeline-item h4 {
    margin-bottom: 0.25rem;
}

.timeline-item span {
    display: block;
    font-size: 0.875rem;
    color: inherit;
}