/* ==========================================================================
   ANIMACIONES Y EFECTOS - REVERSE NET
   ========================================================================== */

/* Fade In Up */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal-up {
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards;
}

/* Retrasos para animaciones en secuencia */
.delay-100 { animation-delay: 100ms; }
.delay-200 { animation-delay: 200ms; }
.delay-300 { animation-delay: 300ms; }
.delay-400 { animation-delay: 400ms; }
.delay-500 { animation-delay: 500ms; }

/* Efecto Hover en Tarjetas Premium */
.hover-lift {
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.hover-lift:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

/* Efecto Brillo (Shine) para Imágenes o Tarjetas */
.effect-shine {
  position: relative;
  overflow: hidden;
}

.effect-shine::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(
    to right,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.3) 50%,
    rgba(255, 255, 255, 0) 100%
  );
  transform: skewX(-25deg);
  animation: shine 3s infinite;
}

@keyframes shine {
  0% { left: -100%; }
  20% { left: 200%; }
  100% { left: 200%; }
}

/* Microinteracciones para Botones */
.btn-ripple {
  position: relative;
  overflow: hidden;
}

.btn-ripple::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 5px;
  height: 5px;
  background: rgba(255, 255, 255, 0.5);
  opacity: 0;
  border-radius: 100%;
  transform: scale(1) translate(-50%, -50%);
  transform-origin: 50% 50%;
}

.btn-ripple:active::after {
  animation: ripple 0.6s ease-out;
}

@keyframes ripple {
  0% {
    transform: scale(0) translate(-50%, -50%);
    opacity: 0.5;
  }
  100% {
    transform: scale(20) translate(-50%, -50%);
    opacity: 0;
  }
}

/* Skeleton Loading para imágenes (Lazy load UX) */
.skeleton {
  background: linear-gradient(90deg, var(--color-surface) 25%, var(--color-border) 50%, var(--color-surface) 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
}

@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}