.fade-in {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}
.fade-in-visible {
  opacity: 1;
  transform: translateY(0);
}
.animated-btn {
  transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.2s;
  position: relative;
  overflow: hidden;
}
.animated-btn:hover {
  transform: scale(1.07);
  box-shadow: 0 4px 24px 0 rgba(255, 193, 7, 0.15);
}
.animated-nav {
  position: relative;
  transition: color 0.2s;
}
.animated-nav::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 2px;
  background: linear-gradient(90deg, #fbbf24, #f59e42);
  transform: scaleX(0);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 2px;
}
.animated-nav:hover::after {
  transform: scaleX(1);
}
.animated-card {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s;
}
.animated-card:hover {
  transform: translateY(-8px) scale(1.03);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.12);
}
.floating-img {
  animation: floatY 3s ease-in-out infinite alternate;
}
@keyframes floatY {
  0% {
    transform: translateY(0);
  }
  100% {
    transform: translateY(-24px);
  }
}