/* ==========================================================
   ANIMATIONS.CSS — Keyframes y clases de animación
   ========================================================== */

/* ---- Scroll Reveal — clases de entrada ---- */
.rev {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.rev-l {
  opacity: 0;
  transform: translateX(-28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.rev-r {
  opacity: 0;
  transform: translateX(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

/* Estado visible (añadido por IntersectionObserver) */
.rev.on,
.rev-l.on,
.rev-r.on {
  opacity: 1;
  transform: none;
}

/* ---- Delays escalonados ---- */
.d1 { transition-delay: 0.1s; }
.d2 { transition-delay: 0.2s; }
.d3 { transition-delay: 0.3s; }
.d4 { transition-delay: 0.4s; }
.d5 { transition-delay: 0.5s; }

/* ---- Partículas de fondo ---- */
.ptcl {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.ptcl span {
  position: absolute;
  border-radius: 50%;
  animation: fp linear infinite;
  opacity: 0;
}

/* ---- Keyframes ---- */

/* Rotación continua — avatar del perfil */
@keyframes spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* Pulso — indicador de estado disponible */
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.8); }
}

/* Flotación — partículas de fondo */
@keyframes fp {
  0%   { transform: translateY(100vh) scale(0); opacity: 0; }
  10%  { opacity: 0.5; }
  90%  { opacity: 0.2; }
  100% { transform: translateY(-80px) scale(1); opacity: 0; }
}