/* === animations.css === */
/* НАЗНАЧЕНИЕ: Анимации, эффекты, уведомления, загрузчики */

/* Keyframe Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scaleIn {
  from {
    transform: scale(0.95);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
  }
  to {
    transform: translateX(0);
  }
}

@keyframes slideOut {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(500px);
  }
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

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

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

/* Animation Classes */
.animate-fade-in {
  animation: fadeIn 0.6s ease forwards;
}

.animate-scale-in {
  animation: scaleIn 0.4s ease forwards;
}

.animate-slide-in {
  animation: slideIn 0.4s ease forwards;
}

.animate-pulse {
  animation: pulse 2s ease-in-out infinite;
}

.animate-bounce {
  animation: bounce 1s ease-in-out infinite;
}

/* Delay Classes */
.delay-100 {
  animation-delay: 0.1s;
}

.delay-200 {
  animation-delay: 0.2s;
}

.delay-300 {
  animation-delay: 0.3s;
}

.delay-400 {
  animation-delay: 0.4s;
}

.delay-500 {
  animation-delay: 0.5s;
}

/* Smooth Scroll */
html {
  scroll-behavior: smooth;
}

/* Hover Effects */
.hover-scale {
  transition: transform 0.3s ease;
}

.hover-scale:hover {
  transform: scale(1.05);
}

.hover-lift {
  transition: all 0.3s ease;
}

.hover-lift:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(59, 130, 246, 0.2);
}

/* Loading States */
.loading {
  position: relative;
  pointer-events: none;
  opacity: 0.6;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 30px;
  height: 30px;
  margin: -15px 0 0 -15px;
  border: 3px solid rgba(59, 130, 246, 0.3);
  border-top-color: var(--ai-blue);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* Skeleton Loading */
.skeleton {
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.05) 25%,
    rgba(255, 255, 255, 0.1) 50%,
    rgba(255, 255, 255, 0.05) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 8px;
}

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

/* Page Transitions */
.page-enter {
  opacity: 0;
  transform: translateY(30px);
}

.page-enter-active {
  opacity: 1;
  transform: translateY(0);
  transition: all 0.5s ease;
}

.page-exit {
  opacity: 1;
}

.page-exit-active {
  opacity: 0;
  transition: opacity 0.3s ease;
}

/* Focus States */
*:focus-visible {
  outline: 2px solid var(--ai-blue);
  outline-offset: 2px;
}

/* Promo Code Highlight Animation */
@keyframes promoHighlight {
  0% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
  }
  50% {
    box-shadow: 0 0 0 15px rgba(16, 185, 129, 0.4);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
  }
}

.promo-highlight {
  animation: promoHighlight 1.5s ease-in-out 3;
  animation-fill-mode: forwards;
  border: 2px solid var(--ai-green) !important;
  background: rgba(16, 185, 129, 0.05) !important;
  border-radius: 16px;
  padding: 2rem;
  transition: all 0.3s ease;
}

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