@keyframes float-idle {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-14px); }
}

.float {
  animation: float-idle 6s var(--ease-float) infinite;
}

/* stagger these on the 3 cards so they don't bob in sync */
.float-delay-1 { animation-delay: 0s; }
.float-delay-2 { animation-delay: 1.2s; }
.float-delay-3 { animation-delay: 2.4s; }

@keyframes fade-rise {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-rise {
  animation: fade-rise var(--slow) var(--ease-expand) both;
}

.fade-rise-delay-1 { animation-delay: 0.1s; }
.fade-rise-delay-2 { animation-delay: 0.25s; }
.fade-rise-delay-3 { animation-delay: 0.4s; }

/* full screen overlay used during page-to-page navigation */
.transition-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: var(--clay-900);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--med) var(--ease-expand);
}

.transition-overlay.is-active {
  opacity: 0.96;
  pointer-events: all;
}

@media (prefers-reduced-motion: reduce) {
  .float,
  .fade-rise {
    animation: none !important;
  }

  .glass-card,
  .transition-overlay {
    transition: none !important;
  }
}