/* CONTENEDOR PRINCIPAL */
.opo-wrapper{
  max-width:600px;
  margin:40px auto;
  padding:25px;
  background:#ffffff;
  border:2px solid #000;
  border-radius:14px;
  box-shadow:0 10px 30px rgba(0,0,0,0.05);
  font-family:inherit;
}

/* PASOS */
.opo-step{
  display:none;
  animation: fadeIn 0.3s ease-in-out;
}

.opo-step.active{
  display:block;
}

/* TITULOS */
.opo-step h3{
  font-size:1.2rem;
  margin-bottom:20px;
  text-align:center;
}

/* OPCIONES */
.opo-btn{
  display:flex;
  align-items:center;
  gap:10px;
  padding:14px 16px;
  margin-bottom:12px;
  border:1.5px solid #000;
  border-radius:10px;
  cursor:pointer;
  background:#fff;
  transition:all 0.2s ease;
}

.opo-btn:hover{
  background:#f7f7f7;
  transform:translateY(-1px);
}

/* RADIO */
.opo-btn input{
  accent-color:#000;
  transform:scale(1.1);
}

/* BOTONES */
.opo-next,
.opo-prev{
  margin-top:20px;
  padding:12px 18px;
  border-radius:10px;
  border:2px solid #000;
  background:#000;
  color:#fff;
  cursor:pointer;
  font-size:0.95rem;
  transition:all 0.2s ease;
}

.opo-prev{
  background:#fff;
  color:#000;
}

.opo-next:hover,
.opo-prev:hover{
  transform:translateY(-1px);
  opacity:0.9;
}

/* RESULTADO */
#opo-result{
  text-align:center;
}

#opo-result h3{
  margin-bottom:10px;
}

#opo-result p{
  font-size:0.95rem;
  line-height:1.5;
}

/* ANIMACIÓN */
@keyframes fadeIn{
  from{opacity:0; transform:translateY(5px);}
  to{opacity:1; transform:translateY(0);}
}

/* RESPONSIVE */
@media (max-width:480px){
  .opo-wrapper{
    padding:18px;
    margin:20px 12px;
  }

  .opo-step h3{
    font-size:1.05rem;
  }

  .opo-btn{
    padding:12px;
    font-size:0.95rem;
  }

  .opo-next,
  .opo-prev{
    width:100%;
  }
}