.career-milestones { margin-top: 64px; padding-top: 32px; }
.milestones-heading { display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.milestones-heading h3 { margin: 14px 0 10px; font-size: 28px; font-weight: 500; letter-spacing: -.03em; }
.milestones-heading p { margin: 0; color: var(--text-muted); font-size: 13px; line-height: 1.8; }
.milestones-toggle { flex: none; display: flex; align-items: center; gap: 18px; padding: 10px 16px; border: 1px solid var(--border-subtle); border-radius: 24px; background: transparent; color: var(--text-hero); font-size: 11px; }
.milestones-viewport { overflow-x: auto; overflow-y: hidden; scrollbar-width: none; margin-top: 24px; overscroll-behavior-x: contain; }
.milestones-viewport::-webkit-scrollbar { display: none; }
.milestones-track { display: flex; width: max-content; }
.milestones-sequence { position: relative; display: flex; flex: none; list-style: none; margin: 0; padding: 0; height: 380px; }
.milestones-sequence::before { content: ''; position: absolute; left: 0; right: 0; top: 190px; height: 1px; background: var(--border-subtle); }
.milestones-sequence::after { content: ''; position: absolute; left: 0; right: 0; top: 186px; height: 9px; background: repeating-linear-gradient(90deg, var(--border-subtle) 0 1px, transparent 1px 16px); pointer-events: none; }
.milestone-node { position: relative; width: 260px; flex: none; }
.milestone-event { position: relative; display: block; width: 100%; height: 100%; padding: 0; border: 0; background: transparent; color: var(--text-hero); text-align: left; }
.milestone-era { display: none; }
.milestone-year { position: absolute; top: 146px; left: 0; font: italic 700 26px var(--font-serif); letter-spacing: -.04em; opacity: .6; transition: opacity .25s; }
.milestone-year-repeat { opacity: .25; }
.milestone-pin { position: absolute; z-index: 2; top: 174px; left: 0; display: grid; place-items: center; width: 32px; height: 32px; border: 1px solid var(--border-subtle); border-radius: 50%; background: var(--bg-canvas); font-size: 19px; transition: transform .3s, border-color .3s, box-shadow .3s; }
.milestone-copy { position: absolute; top: 225px; left: 0; width: 248px; padding: 0 12px 0 0; transition: transform .3s; }
.milestone-node:nth-child(even) .milestone-copy { top: auto; bottom: 253px; }
.milestone-copy strong { display: block; margin-bottom: 9px; font-size: 15px; line-height: 1.6; font-weight: 500; }
.milestone-copy > span { display: grid; gap: 4px; color: var(--text-muted); font-size: 11px; line-height: 1.8; }
.milestone-detail { display: block; }
.milestone-copy::before { content: ''; position: absolute; top: -20px; left: 15px; height: 14px; width: 1px; background: var(--border-subtle); }
.milestone-node:nth-child(even) .milestone-copy::before { top: auto; bottom: -18px; }
.milestone-event:hover .milestone-pin, .milestone-event:focus-visible .milestone-pin { transform: scale(1.2); border-color: var(--text-hero); box-shadow: 0 0 24px var(--border-strong); }
.milestone-event:hover .milestone-copy, .milestone-event:focus-visible .milestone-copy { transform: translateY(-5px); }
.milestone-event:hover .milestone-year, .milestone-event:focus-visible .milestone-year { opacity: 1; }
.milestone-key .milestone-copy strong { font-weight: 600; }
.milestone-event:focus-visible, .milestones-toggle:focus-visible, .milestones-viewport:focus-visible { outline: 1px solid var(--text-hero); outline-offset: -2px; }
.milestones-continuation { flex: none; width: 290px; display: flex; align-items: center; justify-content: center; gap: 18px; font-size: 12px; color: var(--text-muted); }
@media(max-width: 760px), (hover: none), (prefers-reduced-motion: reduce) {
 .milestones-track [data-milestones-copy] { display: none; }
 .milestones-toggle { display: none; }
 .career-milestones { margin-top: 40px; }
 .milestone-node { width: 218px; }
 .milestone-copy { width: 206px; }
 .milestones-heading h3 { font-size: 24px; }
}
@media(max-width: 760px) {
 .career-milestones { display: none; }
}
@media(prefers-reduced-motion: reduce) { .milestone-event * { transition: none !important; } }
@media(hover: hover) and (prefers-reduced-motion: no-preference) {
 .milestone-node:has(.milestone-event:hover) + .milestone-node .milestone-copy { transform: translateX(5px); }
 .milestone-node:has(+ .milestone-node .milestone-event:hover) .milestone-copy { transform: translateX(-5px); }
}

.milestones-accessible-title { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.career-milestones .milestones-viewport { margin-top: 0; }