body {
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', sans-serif;
  background-image: url('img/fondo.png'); /* o imagen de mapa real */
  background-size: cover;
  background-position: center;
  height: 100vh;
  position: relative;
  overflow: hidden;
}

.overlay {
  position: absolute;
  top: 40%;
  left: 50%;
  transform: translate(-50%, -30%);
  background-color: rgba(255, 255, 255, 0.85);
  padding: 2rem;
  border-radius: 16px;
  text-align: center;
  width: 80%;
  max-width: 500px;
}

.overlay h1 {
  font-size: 2.5rem;
  color: #019aea;
  margin: 0;
}

.overlay p {
  font-size: 1.2rem;
  margin: 1rem 0;
  color: #333;
}

#countdown {
  font-size: 2rem;
  color: #000;
  margin-top: 1rem;
  font-weight: bold;
}

/* Posiciones aleatorias de pines */
.pin {
  position: absolute;
  font-size: 1.8rem;
  animation: pulse 2s infinite;
}
.doctor { top: 15%; left: 30%; }
.restaurant { top: 55%; left: 20%; }
.service { top: 70%; left: 50%; }
.tire { top: 40%; left: 70%; }
.pharmacy { top: 25%; left: 80%; }
.store { top: 60%; left: 60%; }

@keyframes pulse {
  0% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(1); opacity: 0.8; }
}