/* =========================================================
   SHARED ANIMATIONS
   ========================================================= */
.float-slow { animation: floatY 6s ease-in-out infinite; }
.float-med  { animation: floatY 4.2s ease-in-out infinite; }
.float-fast { animation: floatY 3s ease-in-out infinite; }
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}

/* =========================================================
   SCROLL REVEAL
   ========================================================= */
.reveal-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(.2,.7,.3,1);
}
.reveal-up.in-view { opacity: 1; transform: translateY(0); }

/* =========================================================
   REDUCED MOTION
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .reveal-up { opacity: 1; transform: none; }
}