/* Keyframes */
@keyframes fadeIn {
  0% { opacity: 0; }
  100% { opacity: 1; }
}

@keyframes fadeInUp {
  0% {
    opacity: 0;
    transform: translateY(20px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInScale {
  0% {
    opacity: 0;
    transform: scale(0.95);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes slideUp {
  from { transform: translate(-50%, 100%); }
  to { transform: translate(-50%, 0); }
}

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

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes typingDot {
  0%, 100% {
    opacity: 0.3;
    transform: scale(0.8);
  }
  50% {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes glowPulse {
  0%, 100% { box-shadow: 0 0 10px rgba(212, 175, 55, 0.2); }
  50% { box-shadow: 0 0 20px rgba(212, 175, 55, 0.6); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

@keyframes breatheGlow {
  0% { box-shadow: 0 0 20px rgba(212, 175, 55, 0.1), inset 0 0 10px rgba(212, 175, 55, 0.1); }
  100% { box-shadow: 0 0 40px rgba(120, 200, 255, 0.3), inset 0 0 25px rgba(120, 200, 255, 0.4); }
}

@keyframes intelligentScan {
  0% { transform: translateY(0); opacity: 0; }
  5% { transform: translateY(10px); opacity: 1; }
  25% { transform: translateY(120px); }
  30% { transform: translateY(120px); } /* pause at eyes */
  50% { transform: translateY(240px); }
  55% { transform: translateY(240px); } /* pause at mouth */
  75% { transform: translateY(80px); }
  85% { transform: translateY(180px); }
  95% { transform: translateY(300px); opacity: 1; }
  100% { transform: translateY(320px); opacity: 0; }
}

/* Animation Classes */
.animate-fade-in {
  animation: fadeIn var(--transition-slow) forwards;
}

.animate-fade-in-up {
  opacity: 0;
  animation: fadeInUp var(--transition-slow) forwards;
}

.animate-scale-in {
  opacity: 0;
  animation: fadeInScale var(--transition-slow) forwards;
}

/* Staggered Delays */
.delay-1 { animation-delay: 100ms; }
.delay-2 { animation-delay: 200ms; }
.delay-3 { animation-delay: 300ms; }
.delay-4 { animation-delay: 400ms; }

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}