.timeline{display:flex;flex-direction:column;gap:0;max-width:860px}.timeline__item{display:grid;grid-template-columns:56px 1fr;grid-gap:20px;gap:20px;min-height:80px}.timeline__icon-col{display:flex;flex-direction:column;align-items:center;gap:0}.timeline__icon{width:44px;height:44px;border-radius:50%;background:var(--color-primary-glow);border:2px solid var(--color-primary);display:flex;align-items:center;justify-content:center;color:var(--color-primary);flex-shrink:0;z-index:1}.timeline__item--education .timeline__icon{background:rgba(71,162,72,.1);border-color:#47A248;color:#47A248}.timeline__item--learning .timeline__icon{background:rgba(49,120,198,.1);border-color:#3178C6;color:#3178C6}.timeline__connector{flex:1 1;width:2px;background:var(--color-border);margin-top:4px;margin-bottom:14px;border-radius:2px}.timeline__card{background:rgba(18,18,18,.65);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-xl);padding:18px 22px;margin-bottom:16px;box-shadow:0 10px 32px rgba(0,0,0,.5),inset 0 1px 0 rgba(255,255,255,.08);transition:all var(--transition)}.timeline__card:hover{border-color:rgba(255,161,22,.4);box-shadow:0 16px 40px rgba(0,0,0,.6),0 0 25px rgba(255,161,22,.14),inset 0 1px 0 rgba(255,255,255,.15);transform:translateY(-2px)}.timeline__card-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:12px;flex-wrap:wrap}.timeline__title{font-size:1rem;font-weight:700;color:var(--color-text);margin-bottom:4px}.timeline__org{font-size:.85rem;color:var(--color-primary);font-weight:500}.timeline__period{font-size:.78rem;color:var(--color-text-muted);font-weight:500;background:var(--color-surface-hover);padding:4px 10px;border-radius:100px;border:1px solid var(--color-border);white-space:nowrap;flex-shrink:0}.timeline__details{display:flex;flex-direction:column;gap:6px;list-style:none}.timeline__details li{font-size:.875rem;color:var(--color-text-secondary);padding-left:16px;position:relative;line-height:1.6}.timeline__details li:before{content:"▸";position:absolute;left:0;color:var(--color-primary);font-size:.7rem;top:2px}.timeline__learning-badge{margin-top:12px;display:inline-flex}@media (max-width:600px){.timeline__item{grid-template-columns:40px 1fr;gap:14px}.timeline__icon{width:36px;height:36px}.timeline__card{padding:16px}.timeline__card-header{flex-direction:column;gap:8px}}[data-theme=light] .timeline__card{background:rgba(255,255,255,.8);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border:1px solid rgba(255,255,255,.9);box-shadow:var(--shadow-card)}[data-theme=light] .timeline__card:hover{border-color:var(--color-border-active);box-shadow:var(--glass-shadow-hover)}[data-theme=light] .timeline__title{color:var(--color-text)}[data-theme=light] .timeline__details li{color:var(--color-text-secondary)}[data-theme=light] .timeline__period{background:rgba(255,255,255,.8);border-color:var(--color-border);color:var(--color-text-muted)}[data-theme=light] .timeline__connector{background:var(--color-border)}