/* ============================================================
   One Access — Animaciones de scroll
   ============================================================ */

/* --- Estado inicial (invisible) --- */
.fade-up,
.fade-scale,
.fade-left,
.fade-right,
.timeline-item {
  opacity: 0;
  transition-property: opacity, transform;
  transition-duration: 0.7s;
  transition-timing-function: cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform;
}

.fade-up        { transform: translateY(40px); }
.fade-scale     { transform: scale(0.92) translateY(20px); }
.fade-left      { transform: translateX(-40px); }
.fade-right     { transform: translateX(40px); }
.timeline-item  { transform: translateX(-30px); }

/* --- Estado visible (activado por JS) --- */
.fade-up.is-visible,
.fade-scale.is-visible,
.fade-left.is-visible,
.fade-right.is-visible,
.timeline-item.is-visible {
  opacity: 1;
  transform: none;
}

/* --- Delays escalonados --- */
.delay-1 { transition-delay: 0.10s; }
.delay-2 { transition-delay: 0.22s; }
.delay-3 { transition-delay: 0.34s; }
.delay-4 { transition-delay: 0.46s; }
.delay-5 { transition-delay: 0.58s; }

/* Timeline items con delay automático */
.timeline-item:nth-child(1) { transition-delay: 0.05s; }
.timeline-item:nth-child(2) { transition-delay: 0.15s; }
.timeline-item:nth-child(3) { transition-delay: 0.25s; }
.timeline-item:nth-child(4) { transition-delay: 0.35s; }
.timeline-item:nth-child(5) { transition-delay: 0.45s; }

/* --- Hover lift en cards --- */
.oa-card,
.feature-card,
.platform-card {
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1),
              box-shadow 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

.oa-card:hover,
.feature-card:hover,
.platform-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12);
}

/* --- Botones con micro-animación --- */
.btn {
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.15);
}

.btn:active {
  transform: translateY(0);
  box-shadow: none;
}

/* --- Icono con pulso suave en hero --- */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

.hero-img-wrap img {
  animation: float 5s ease-in-out infinite;
}

/* --- Spinner de carga de página (fade-in inicial) --- */
@keyframes pageFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

body {
  animation: pageFadeIn 0.4s ease-out both;
}