body {
  font-family: 'Inter', sans-serif;
  background-color: #f3f4f6;
}

/* Section title underline */
.section-title {
  position: relative;
  display: inline-block;
  padding-bottom: 0.5rem;
}
.section-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 50%;
  height: 4px;
  background: #ef4444;
  border-radius: 9999px;
}

/* Botón principal */
.btn-primary {
  display: inline-block;
  background: #dc2626;
  color: white;
  font-weight: bold;
  padding: 12px 24px;
  border-radius: 9999px;
  transition: 0.3s;
}
.btn-primary:hover {
  background: #b91c1c;
  transform: scale(1.05);
}

/* Inputs */
.input-field {
  width: 100%;
  padding: 12px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
}
.input-field:focus {
  border-color: #dc2626;
  box-shadow: 0 0 0 2px rgba(220,38,38,0.3);
}

/* Menú móvil */
.mobile-link {
  display: block;
  padding: 12px;
  color: white;
  font-weight: bold;
}
.mobile-link:hover {
  background: #1e3a8a;
}

/* WhatsApp */
.whatsapp-button {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #25d366;
  padding: 12px;
  border-radius: 50%;
  box-shadow: 0 4px 8px rgba(0,0,0,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
}
.whatsapp-button:hover {
  transform: scale(1.1);
}

/* Carrusel */
.carousel {
  -webkit-overflow-scrolling: touch;
  scroll-snap-type: x mandatory;
}
.carousel > * {
  scroll-snap-align: center;
  flex-shrink: 0;
}