/* ===== Animations ===== */
/* Reveal classes */
.reveal-fade { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal-up { opacity: 0; transform: translateY(50px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal-left { opacity: 0; transform: translateX(-40px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal-right { opacity: 0; transform: translateX(40px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal-scale { opacity: 0; transform: scale(0.9); transition: opacity 0.8s ease, transform 0.8s ease; }

.is-visible { opacity: 1; transform: translateY(0) translateX(0) scale(1); }

/* Delay helpers */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* Wipe animation for buttons */
.btn-anim-wipe {
  position: relative;
  overflow: hidden;
  z-index: 1;
}
.btn-anim-wipe::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.15);
  transition: left 0.4s ease;
  z-index: -1;
}
.btn-anim-wipe:hover::before { left: 0; }

/* Hero parallax */
.hero-bg { animation: heroZoom 20s ease-in-out infinite alternate; }
@keyframes heroZoom {
  0% { transform: scale(1); }
  100% { transform: scale(1.08); }
}