.timeline {
    position: relative;
    margin-top: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 11px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--accent);
    opacity: 0.5;
}

.timeline-entry {
    position: relative;
    padding-left: 52px;
    margin-bottom: 28px;
}

.timeline-entry:last-child {
    margin-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: 0;
    top: 20px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--accent);
    border: 3px solid var(--bg);
    box-sizing: border-box;
}

.timeline-card {
    background: var(--surface);
    border: 2px solid var(--border);
    border-radius: 12px;
    padding: 20px 24px;
    transition: border-color 0.2s ease;
}

.timeline-card:hover {
    border-color: var(--accent);
}

.timeline-card-header {
    margin-bottom: 14px;
}

.timeline-card-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 6px;
    flex-wrap: wrap;
}

.timeline-card-header h3 {
    margin: 0 0 3px 0;
    font-size: 1.1rem;
    color: var(--accent);
}

.timeline-role {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.timeline-date {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.timeline-badge {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 2px 8px;
    border-radius: 4px;
    border: 1px solid;
}

.timeline-badge-work {
    color: var(--accent);
    background: rgba(250, 189, 47, 0.1);
    border-color: rgba(250, 189, 47, 0.3);
}

.timeline-badge-education {
    color: #83a598;
    background: rgba(131, 165, 152, 0.1);
    border-color: rgba(131, 165, 152, 0.3);
}

.timeline-badge-internship {
    color: #8ec07c;
    background: rgba(142, 192, 124, 0.1);
    border-color: rgba(142, 192, 124, 0.3);
}

.timeline-card-body p {
    color: var(--text);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 10px;
}

.timeline-card-body p:last-child {
    margin-bottom: 0;
}

.timeline-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 14px;
}

.timeline-highlight {
    font-size: 0.75rem;
    color: var(--text-muted);
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 3px 9px;
}

@media (max-width: 768px) {
    .timeline-entry {
        padding-left: 40px;
    }

    .timeline-card {
        padding: 16px 18px;
    }
}