/* --- Nexus Elite Ultra - Global Animation Hub --- */

@keyframes reveal-up {
  from { opacity: 0; transform: translateY(30px); filter: blur(4px); }
  to { opacity: 1; transform: translateY(0); filter: blur(0); }
}

@keyframes spring-in {
  0% { transform: scale(0.85); opacity: 0; }
  60% { transform: scale(1.05); }
  100% { transform: scale(1); opacity: 1; }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes pulse-glow {
  0% { box-shadow: 0 0 0 0 rgba(79, 70, 229, 0.4); }
  70% { box-shadow: 0 0 0 15px rgba(79, 70, 229, 0); }
  100% { box-shadow: 0 0 0 0 rgba(79, 70, 229, 0); }
}

@keyframes float-slow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Base Reveal Classes */
.animate-reveal {
  opacity: 0;
  animation: reveal-up 0.8s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

.animate-spring {
  opacity: 0;
  animation: spring-in 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

/* Stagger Logic (Used with JS) */
.stagger-delay-1 { animation-delay: 0.1s; }
.stagger-delay-2 { animation-delay: 0.2s; }
.stagger-delay-3 { animation-delay: 0.3s; }
.stagger-delay-4 { animation-delay: 0.4s; }

/* Interactive Hover States */
.hover-lift {
  transition: var(--transition-spring);
}

.hover-lift:hover {
  transform: translateY(-8px) scale(1.03);
  box-shadow: 0 20px 40px -10px rgba(0,0,0,0.5), 0 0 15px 0 var(--primary-glow);
  z-index: 10;
}

.hover-glow:hover {
  filter: brightness(1.2);
  text-shadow: 0 0 8px var(--primary-glow);
}

.shimmer-active {
  background: linear-gradient(90deg, rgba(255,255,255,0) 25%, rgba(255,255,255,0.05) 50%, rgba(255,255,255,0) 75%);
  background-size: 200% 100%;
  animation: shimmer 2s infinite linear;
}