:root {
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes gradient-shift {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

.animate-fade-up {
  animation: fade-up 0.9s var(--ease-out-expo) both;
}

.animate-delay-1 {
  animation-delay: 0.12s;
}
.animate-delay-2 {
  animation-delay: 0.24s;
}
.animate-delay-3 {
  animation-delay: 0.36s;
}

.hero-gradient-bg {
  background: linear-gradient(135deg, #0c1222 0%, #1a2744 40%, #0f172a 100%);
  background-size: 200% 200%;
  animation: gradient-shift 12s ease infinite;
}

.glass-panel {
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.reveal-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.65s var(--ease-out-expo),
    transform 0.65s var(--ease-out-expo);
}

.reveal-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Cookie banner respects reduced motion */
@media (prefers-reduced-motion: reduce) {
  .animate-fade-up,
  .hero-gradient-bg,
  .reveal-on-scroll {
    animation: none;
    transition: none;
    opacity: 1;
    transform: none;
  }
}