.product-navigation{position:relative;isolation:isolate;display:flex;align-items:center;gap:6px;min-width:0}.product-navigation-indicator{position:absolute;left:0;top:50%;z-index:-1;height:40px;margin-top:-20px;border-radius:var(--radius-pill);background:var(--gh-navy);opacity:0;pointer-events:none}.product-navigation[data-ready] .product-navigation-indicator{transition:transform .32s var(--ease-motion),width .32s var(--ease-motion),opacity var(--duration-fast)}.product-navigation>a{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 16px;border-radius:var(--radius-pill);color:var(--color-text-secondary);font-size:15px;font-weight:600;line-height:20px;text-decoration:none;white-space:nowrap;transition:color .2s var(--ease-motion),background-color var(--duration-fast),transform .12s var(--ease-motion)}.product-navigation>a[data-destination=handbook]{font-weight:500}.product-navigation>a:hover{color:var(--color-text);background:var(--color-input-hover)}.product-navigation>a[aria-current=page],.product-navigation>a[aria-current=page]:hover{color:var(--gh-on-navy);background:transparent}.product-navigation>a:active{transform:scale(.97)}.product-navigation>a:focus-visible{outline:none;box-shadow:0 0 0 2px var(--color-page),0 0 0 4px var(--color-focus)}@media(pointer:coarse){.product-navigation>a{min-height:44px}.product-navigation-indicator{height:44px;margin-top:-22px}}@media(max-width:860px){.product-navigation{gap:4px}.product-navigation>a{padding-inline:12px}}@media(max-width:559px){.product-navigation>a{padding-inline:12px;font-size:14px}}@media(prefers-reduced-motion:reduce){.product-navigation[data-ready] .product-navigation-indicator,.product-navigation>a{transition:none}.product-navigation>a:active{transform:none}}