/* Opt-in, finite editorial motion. Static content has no hidden/pending state. */
:root{--scroll-motion-travel:24px;--scroll-motion-duration:594ms;--scroll-motion-edge:36px}
@media(max-width:580px){:root{--scroll-motion-travel:12px;--scroll-motion-duration:513ms;--scroll-motion-edge:28px}}
@media(min-width:1920px){:root{--scroll-motion-travel:28px;--scroll-motion-duration:648ms}}
[data-scroll-motion-active]{will-change:transform,opacity}
@media(prefers-reduced-motion:reduce){[data-scroll-motion-active]{transform:none!important;opacity:1!important;will-change:auto}}
:root[data-reduced-motion="true"] [data-scroll-motion-active]{transform:none!important;opacity:1!important;will-change:auto}
/* A one-pixel equipment-blue glint travels along the header/footer rules, then rests.
   Painting only this rule avoids transformed overflow or clipping link focus. */
.site-header::after,.site-footer::before{content:"";position:absolute;inset:auto 0 -1px;height:1px;pointer-events:none;background-image:linear-gradient(90deg,transparent,#8ae6ed26 24%,#8ae6ed 64%,#8ae6ed4d 82%,transparent);background-repeat:no-repeat;background-size:clamp(90px,14vw,220px) 1px;background-position:-240px 0;filter:drop-shadow(0 0 2px #8ae6ed80);opacity:0;animation:header-signal-pass 24s cubic-bezier(.4,0,.2,1) infinite}
.site-footer{position:relative}
.site-footer::before{inset:-1px 0 auto}
@keyframes header-signal-pass{0%,8%{background-position:-240px 0;opacity:0}12%{opacity:.85}46%{background-position:calc(100% + 240px) 0;opacity:.85}50%,100%{background-position:calc(100% + 240px) 0;opacity:0}}
@media(prefers-reduced-motion:reduce){.site-header::after,.site-footer::before{animation:none;opacity:0}}
:root[data-reduced-motion="true"] .site-header::after,:root[data-reduced-motion="true"] .site-footer::before{animation:none;opacity:0}