.journey { background: var(--bg-primary); }
.timeline { position: relative; max-width: 800px; margin: 0 auto; padding-left: 2rem; }
.timeline::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 2px; background: linear-gradient(to bottom, var(--brand-violet), var(--brand-cyan), transparent); }
.timeline-item { position: relative; padding-left: 2.5rem; padding-bottom: 2.5rem; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-dot { position: absolute; left: -2.35rem; top: 0.3rem; width: 14px; height: 14px; border-radius: 50%; background: var(--bg-primary); border: 2px solid var(--brand-violet); z-index: 1; }
.timeline-item:nth-child(even) .timeline-dot { border-color: var(--brand-cyan); }
.timeline-content { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 14px; padding: 1.5rem; transition: var(--transition-base); }
.timeline-content:hover { border-color: rgba(139,92,246,0.3); transform: translateX(4px); }
.timeline-module { display: inline-block; font-family: var(--font-mono); font-size: 0.7rem; font-weight: 500; color: var(--brand-violet); background: rgba(139,92,246,0.08); padding: 0.2rem 0.7rem; border-radius: 6px; margin-bottom: 0.5rem; letter-spacing: 0.05em; }
.timeline-content h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.4rem; }
.timeline-content p { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.6; }

@media (max-width: 768px) { .timeline { padding-left: 1.5rem; } .timeline-dot { left: -1.85rem; } }