/* ============================================
   animations.css — Keyframes & Reveal System
   ============================================ */

/* --- Keyframes --- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes breathe {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
  50%       { transform: translate(-50%, -50%) scale(1.04); opacity: 0.7; }
}

@keyframes scrollDown {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.5; }
}

/* --- Scroll Reveal System --- */
/* Elements with .reveal start invisible and slide up */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity  0.8s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Staggered delays for grouped items */
.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; }
.reveal-delay-5 { transition-delay: 0.5s; }