/* Кастомные анимации */

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes grow {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes shimmer {
  0% {
    background-position: -1000px 0;
  }
  100% {
    background-position: 1000px 0;
  }
}

.animate-fade-in {
  animation: fadeIn 0.6s ease-out;
}

.animate-fade-out {
  animation: fadeOut 0.6s ease-out;
}

.animate-slide-up {
  animation: slideUp 0.8s ease-out;
}

.animate-slide-down {
  animation: slideDown 0.8s ease-out;
}

.animate-grow {
  animation: grow 0.7s ease-out;
}

.animate-shimmer {
  animation: shimmer 2s infinite linear;
  background: linear-gradient(
    to right,
    transparent 0%,
    rgba(255, 255, 255, 0.1) 50%,
    transparent 100%
  );
  background-size: 1000px 100%;
}

/* Плавные переходы для интерактивных элементов */
.transition-smooth {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* FAQ icon rotation */
.faq-icon.rotate-180 {
  transform: rotate(180deg);
}

/* Анимация появления при скролле */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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