.year-navigation { position: fixed; z-index: 35; right: 10px; top: 50%; transform: translateY(-50%); display: flex; width: 66px; height: calc(var(--year-count) * 44px); padding: 0; color: var(--muted); }
.year-navigation[hidden] { display: none; }
.year-navigation-labels { display: flex; flex-direction: column; justify-content: space-between; width: 44px; }
.year-navigation-labels button { min-height: 44px; padding: 0; border: 0; background: transparent; font: inherit; font-size: 10px; font-variant-numeric: tabular-nums; color: var(--muted); opacity: .55; cursor: pointer; transition: color 180ms, opacity 180ms; }
.year-navigation-labels button:hover, .year-navigation-labels button[aria-current] { color: var(--ink); opacity: 1; }
.year-navigation-labels button[aria-current] { font-weight: 650; }
.year-navigation-slider { position: absolute; right: -10px; top: 22px; width: 44px; height: calc(100% - 44px); margin: 0; writing-mode: vertical-lr; direction: ltr; opacity: 0; cursor: ns-resize; touch-action: none; z-index: 2; }
.year-navigation-line { position: absolute; right: 10px; top: 22px; bottom: 22px; width: 1px; background: var(--line); pointer-events: none; }
.year-navigation-line i { position: absolute; top: calc(var(--year-progress,0) * 100%); left: -2px; width: 5px; height: 14px; border-radius: 3px; background: var(--muted); transform: translateY(-50%); transition: background 180ms; }
.year-navigation:has(input:focus-visible) .year-navigation-line { outline: 2px solid var(--muted); outline-offset: 6px; }
.year-navigation.is-dragging .year-navigation-line i { background: var(--ink); }
@media (min-width: 601px) and (max-width: 1250px) { .vertical-portfolio { --portfolio-content-width: calc(100% - 144px); } }
@media (max-width:600px) {
 .year-navigation { top: auto; right: auto; left: 50%; bottom: max(2px, env(safe-area-inset-bottom)); transform: translateX(-50%); width: min(360px,calc(100% - 32px)); height: 56px; padding: 0 16px; background: transparent; border: 0; border-radius: 0; box-shadow: none; isolation: isolate; }
 .year-navigation::before { content: ""; position: absolute; z-index: -1; left: 50%; bottom: calc(-1 * max(2px, env(safe-area-inset-bottom))); width: 100vw; height: 72px; transform: translateX(-50%); pointer-events: none; background: linear-gradient(to bottom, transparent 36%, color-mix(in srgb, var(--color-canvas) 14%, transparent) 48%, color-mix(in srgb, var(--color-canvas) 48%, transparent) 68%, color-mix(in srgb, var(--color-canvas) 82%, transparent) 86%, var(--color-canvas) 100%); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); opacity: 1; transition: opacity 180ms ease; }
 .year-navigation:is(:hover,:focus-within,.is-dragging)::before { opacity: 1; }
 .year-navigation-labels button { opacity: .8; }
 .year-navigation-labels { flex-direction: row; width: 100%; align-items: flex-end; padding-bottom: 3px; }
 .year-navigation-labels button { flex: 1; min-width: 0; height: 40px; font-size: 11px; }
 .year-navigation-slider { writing-mode: horizontal-tb; left: 32px; right: 32px; top: 0; width: calc(100% - 64px); height: 26px; cursor: ew-resize; }
 .year-navigation-line { top: 12px; left: 32px; right: 32px; bottom: auto; width: auto; height: 1px; }
 .year-navigation-line i { top: -2px; left: calc(var(--year-progress,0) * 100%); width: 14px; height: 5px; transform: translateX(-50%); }
 .vertical-portfolio .projects-stage { padding-bottom: 110px; }
}
@media (prefers-reduced-motion:reduce) { .year-navigation * { transition: none; } }