/* =========================================
   SAFE ANIMATIONS (NON-LAYOUT)
========================================= */

.fade-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.floating {
  animation: floating 3.2s ease-in-out infinite;
}

@keyframes floating {
  0% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
  100% { transform: translateY(0); }
}

/* Buttons micro-feedback */
.btn {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(66, 68, 148, 0.18);
}