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

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

@keyframes scrollDot {
  0%, 100% { transform: translateX(-50%) translateY(0);  opacity: 1; }
  80%       { transform: translateX(-50%) translateY(12px); opacity: 0; }
}

@keyframes splashPulse {
  from { transform: scale(1);    opacity: 0.92; }
  to   { transform: scale(1.05); opacity: 1; }
}

@keyframes splashGlow {
  from { transform: scale(0.9); opacity: 0.6; }
  to   { transform: scale(1.2); opacity: 1; }
}

@keyframes splashFade {
  0%   { opacity: 1; pointer-events: all; }
  100% { opacity: 0; pointer-events: none; }
}

@keyframes marquee {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity var(--t-slow), transform var(--t-slow);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }