/* Pronóstico de Fertilidad - www.pronosticodefertilidad.com */
:root {
  --color-fondo: #f8f9fa;
  --color-texto: #1a1a1a;
  --color-texto-suave: #5a5a5a;
  --color-acento: #c44569;
  --color-acento-hover: #a63656;
  --color-borde: #e0e0e0;
  --ancho-max: 640px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-texto);
  background: var(--color-fondo);
}

.contenedor {
  max-width: var(--ancho-max);
  margin: 0 auto;
  padding: 1.5rem;
}

header {
  text-align: center;
  padding: 2rem 0;
}

header h1 {
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0 0 0.5rem 0;
  color: var(--color-texto);
}

header p {
  margin: 0;
  color: var(--color-texto-suave);
  font-size: 0.95rem;
}

section {
  margin-bottom: 2rem;
}

section h2 {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0 0 0.75rem 0;
  color: var(--color-texto);
}

section p, section ul {
  margin: 0 0 1rem 0;
  color: var(--color-texto-suave);
}

section ul {
  padding-left: 1.25rem;
}

section li {
  margin-bottom: 0.35rem;
}

a {
  color: var(--color-acento);
  text-decoration: none;
}

a:hover {
  color: var(--color-acento-hover);
  text-decoration: underline;
}

.boton-app {
  display: inline-block;
  padding: 0.85rem 1.5rem;
  background: linear-gradient(135deg, #c44569, #7b3b8c);
  color: #fff !important;
  font-weight: 600;
  border-radius: 12px;
  margin: 0.5rem 0;
  text-decoration: none;
  transition: opacity 0.2s;
}

.boton-app:hover {
  opacity: 0.9;
  text-decoration: none;
}

.aviso-legal {
  font-size: 0.85rem;
  color: var(--color-texto-suave);
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-borde);
}

footer {
  text-align: center;
  padding: 2rem 0;
  font-size: 0.85rem;
  color: var(--color-texto-suave);
}

@media (min-width: 600px) {
  header h1 {
    font-size: 2rem;
  }
}