* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  font-family: Arial, Helvetica, sans-serif;
  scroll-behavior: smooth;
}

.section {
  width: 100%;
}

.hero {
  height: 100vh;
  background-image: url("/img/portada.png");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.image-section img {
  width: 100%;
  height: auto;
  display: block;
}

/* Ajuste móvil */
@media (max-width: 768px) {
  .hero {
    height: 90vh;
  }
}
.whatsapp-float {
  position: fixed;
  bottom: 40px;
  right: 40px;
  z-index: 9999;

  font-family: Arial, Helvetica, sans-serif;
  font-size: 36px;              /* MUCHO más grande */
  letter-spacing: 2px;
  text-transform: uppercase;

  color: #4a3320;               /* café profundo */
  text-decoration: none;

  opacity: 0.55;                /* visible sobre imágenes */
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.whatsapp-float:hover {
  opacity: 0.9;
  transform: translateY(-3px);
}


/* Mobile */
@media (max-width: 768px) {
  .whatsapp-float {
    font-size: 16px;
    bottom: 22px;
    right: 22px;
    opacity: 0.55;
  }
}

}

/* Mobile */
@media (max-width: 768px) {
  .whatsapp-float {
    font-size: 16px;
    bottom: 20px;
    right: 20px;
    opacity: 0.45;
  }
}
.whatsapp-float {
  position: fixed;
  bottom: 48px;
  right: 48px;
  z-index: 9999;

  font-family: Arial, Helvetica, sans-serif;
  font-size: 44px;              /* tamaño editorial grande */
  letter-spacing: 2.5px;
  text-transform: uppercase;

  color: #3f2a1a;               /* café más profundo */
  text-decoration: none;

  opacity: 0.6;                 /* visible sobre imágenes */
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.whatsapp-float:hover {
  opacity: 0.9;
  transform: translateY(-4px);
}



  
}

.image-section img {
  margin: 0 auto;
}


/* La portada no lleva padding */
.hero {
  padding: 0;
}

/* Mobile: menos aire */
@media (max-width: 768px) {
  .image-section {
    padding: 40px 0;
  }
}
@media (max-width: 768px) {
  .whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;

    font-size: 28px;           /* grande también en móvil */
    letter-spacing: 1.5px;

    opacity: 0.8;
    z-index: 99999;
  }
}