.timeline-section{background:#f8fafc;border-top:1px solid #e2e8f0;border-bottom:1px solid #e2e8f0;padding:80px 24px;position:relative}.timeline-container{max-width:1080px;margin:0 auto}.timeline-header{text-align:center;margin-bottom:40px}.timeline-tag{color:#0a796e;text-transform:uppercase;letter-spacing:.05em;background:#0a796e14;border:1px solid #0a796e33;border-radius:9999px;align-items:center;gap:6px;margin-bottom:12px;padding:4px 14px;font-size:12px;font-weight:800;display:inline-flex}.timeline-title{color:#0f172a;letter-spacing:-.025em;margin-bottom:12px;font-size:clamp(28px,4vw,38px);font-weight:900;line-height:1.2}.timeline-title-highlight{color:#0a796e}.timeline-subtitle{color:#475569;max-width:720px;margin:0 auto;font-size:16px;line-height:1.6}.timeline-nav-track{margin-bottom:36px;padding:20px 10px;position:relative;overflow-x:auto}.timeline-nav-line{z-index:0;background:#cbd5e1;height:2px;position:absolute;top:36px;left:30px;right:30px}.timeline-nav-nodes{z-index:1;justify-content:space-between;gap:16px;min-width:600px;display:flex;position:relative}.timeline-nav-item{cursor:pointer;text-align:center;flex-direction:column;flex:1;align-items:center;max-width:180px;transition:all .2s;display:flex}.timeline-nav-item__node{background:var(--event-color);border:3px solid #fff;border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;margin-bottom:10px;transition:transform .2s cubic-bezier(.2,.9,.3,1);display:flex;box-shadow:0 2px 8px #00000026}.timeline-nav-item:hover .timeline-nav-item__node{transform:scale(1.15)}.timeline-nav-item--selected .timeline-nav-item__node{transform:scale(1.25);box-shadow:0 0 0 4px #0a796e40,0 4px 12px #0003}.timeline-nav-item__date{color:#64748b;margin-bottom:2px;font-size:11px;font-weight:700}.timeline-nav-item__title{color:#1e293b;font-size:12px;font-weight:700;line-height:1.3}.timeline-nav-item--selected .timeline-nav-item__title{color:#0a796e;font-weight:800}.timeline-card{background:#fff;border:1px solid #cbd5e1;border-radius:20px;padding:32px;box-shadow:0 16px 40px -10px #0f172a14}.timeline-card__header{border-bottom:1px solid #e2e8f0;margin-bottom:24px;padding-bottom:20px}.timeline-card__badge-row{align-items:center;gap:10px;margin-bottom:8px;display:flex}.timeline-card__badge{text-transform:uppercase;border-radius:6px;padding:3px 10px;font-size:11px;font-weight:800}.timeline-card__date-pill{color:#64748b;align-items:center;gap:4px;font-size:12px;font-weight:600;display:inline-flex}.timeline-card__title{color:#0f172a;margin:0 0 6px;font-size:22px;font-weight:900}.timeline-card__author{color:#475569;align-items:center;gap:6px;font-size:13px;display:inline-flex}.timeline-card__grid{grid-template-columns:1.2fr .8fr;gap:28px;display:grid}.timeline-detail-col{flex-direction:column;gap:16px;display:flex}.timeline-detail-box{background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;padding:16px 20px}.timeline-detail-box--highlight{background:#f0fdf4;border-color:#bbf7d0 #bbf7d0 #bbf7d0 #0a796e;border-left-style:solid;border-left-width:4px}.timeline-detail-box__title{color:#475569;text-transform:uppercase;letter-spacing:.04em;margin-bottom:6px;font-size:11px;font-weight:800;display:block}.timeline-detail-box--highlight .timeline-detail-box__title{color:#065f46}.timeline-detail-box__text{color:#1e293b;margin:0;font-size:14px;line-height:1.6}.timeline-artifacts-col{flex-direction:column;gap:16px;display:flex}.timeline-artifacts-title{color:#64748b;text-transform:uppercase;letter-spacing:.04em;font-size:11px;font-weight:800}.timeline-entities-chips{flex-wrap:wrap;gap:8px;display:flex}.timeline-entity-chip{color:#334155;background:#f1f5f9;border:1px solid #cbd5e1;border-radius:8px;padding:6px 12px;font-size:12px;font-weight:600}.timeline-preservation-box{background:#fff;border:1px solid #e2e8f0;border-radius:12px;margin-top:auto;padding:16px}.timeline-preservation-title{color:#0a796e;align-items:center;gap:6px;margin-bottom:6px;font-size:12px;font-weight:800;display:flex}.timeline-preservation-box p{color:#64748b;margin:0;font-size:12px;line-height:1.5}@media (max-width:800px){.timeline-card__grid{grid-template-columns:1fr}}