/* One interaction vocabulary. Carousel/scroll sequences remain page-specific. */
.sd-button{animation:sd-enter var(--sd-enter) 80ms both;transition:transform var(--sd-fast) var(--sd-ease),box-shadow var(--sd-fast) var(--sd-ease),background var(--sd-fast) var(--sd-ease)}.sd-button-arrow{transition:transform var(--sd-fast) var(--sd-ease)}
@keyframes sd-enter{from{opacity:0;translate:0 6px}to{opacity:1;translate:0 0}}
@media(hover:hover) and (pointer:fine){.sd-button:hover{transform:translateY(-2px);background:linear-gradient(135deg,#fffefa,#d2d5ce);box-shadow:inset 0 1px 0 #fff,0 8px 24px #0005}.sd-button:hover .sd-button-arrow{transform:translateX(3px)}}.sd-button:active{transform:translateY(1px) scale(.985)}.sd-button:focus-visible{animation:none}
nav a,.text-link,.source-link,.about-copy a,.inline-link{transition:color var(--sd-fast),text-decoration-color var(--sd-fast)}nav a:hover,.text-link:hover,.source-link:hover,.about-copy a:hover,.inline-link:hover{color:var(--sd-link-hover)}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.sd-button,.sd-button-arrow,nav a,.text-link,.source-link,.about-copy a,.inline-link{animation:none;transition:none;translate:none;transform:none!important}}