@keyframes float-card {
  0%, 100% { transform: translateY(0px) rotate(var(--card-rotate)); }
  50%       { transform: translateY(-12px) rotate(var(--card-rotate)); }
}
 
@keyframes gold-shimmer {
  0%   { background-position: -200% center; }
  100% { background-position: 200% center; }
}
 
@keyframes particle-drift {
  0%   { transform: translate(0,0) scale(1); opacity: 0.4; }
  50%  { transform: translate(var(--dx), var(--dy)) scale(1.3); opacity: 0.8; }
  100% { transform: translate(0,0) scale(1); opacity: 0.4; }
}
 
@keyframes reveal-up {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}
 
@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 40px rgba(200,165,107,0.25); }
  50%       { box-shadow: 0 0 80px rgba(200,165,107,0.55); }
}
 
@keyframes scroll-bounce {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(6px); }
}
 
/* Theme switch flash */
@keyframes theme-switch-flash {
  0%   { opacity: 0.6; }
  100% { opacity: 1; }
}