/* One quiet, button-shaped wave on the main hero CTA only. No layout changes. */
@media (prefers-reduced-motion: no-preference) {
  .hero .button-row .button-primary { animation: osmo-cta-wave 3.2s ease-out infinite; }
  .hero .button-row .button-primary:hover,
  .hero .button-row .button-primary:focus-visible { animation: none; }
}
@keyframes osmo-cta-wave {
  0% {
    box-shadow: 0 6px 18px -8px rgba(11,88,197,.6), 0 0 0 0 rgba(14,131,221,.34), inset 0 1px 0 rgba(255,255,255,.22);
  }
  68%, 100% {
    box-shadow: 0 6px 18px -8px rgba(11,88,197,.6), 0 0 0 14px rgba(14,131,221,0), inset 0 1px 0 rgba(255,255,255,.22);
  }
}