@keyframes floatHeart {
  0%   { transform: translateY(0) scale(0.8); opacity: 0.9; }
  100% { transform: translateY(-80px) scale(1.2); opacity: 0; }
}

@keyframes gentleFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
.hero-title, .cake-wrap { animation: gentleFloat 3.5s ease-in-out infinite; }

@keyframes flicker {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}
.candle-flame:not(.blown) { animation: flicker 0.8s ease-in-out infinite; }

@keyframes popIn {
  from { transform: scale(0.85); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}
.love-card, .letter-text.open, .gift-reveal.open { animation: popIn 0.4s ease; }