.sticky-cta {
  position: fixed;
  left: 50%;
  bottom: 18px;
  z-index: 15;
  transform: translate(-50%, 12px);
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  min-height: 48px;
  padding: 0.38rem 0.42rem 0.38rem 0.95rem;
  border: 1px solid rgba(23, 32, 31, 0.12);
  border-radius: 999px;
  color: var(--ink);
  background: rgba(255, 254, 250, 0.92);
  box-shadow: 0 18px 40px rgba(23, 32, 31, 0.18);
  backdrop-filter: blur(14px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms ease, transform 160ms ease;
}

.sticky-cta.is-visible {
  transform: translate(-50%, 0);
  opacity: 1;
  pointer-events: auto;
}

.sticky-cta a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding-inline: 1rem;
  border-radius: 999px;
  color: var(--paper-strong);
  background: var(--ink);
  font-weight: 780;
}