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

body {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #fff;
}

/* Contenedores */
.container {
  width: 90%;
  max-width: 800px;
  margin: 2rem auto;
}

/* Secciones */
section {
  padding: 2rem 0;
}

/* Secciones con fondo oscuro */
.dark-bg {
  background-color: #222;
  color: #f5f5f5;
}

/* Header/Navigation */
.header {
  background-color: white;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  max-width: 800px;
  margin: 0 auto;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: #333;
  text-decoration: none;
}

/* Hero Section */
.hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  background-color: #fff;
  padding-top: 80px;
}

.hero-content {
  text-align: center;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
  font-weight: bold;
  letter-spacing: 0.5px;
}

.hero p {
  font-size: 1.5rem;
  color: #666;
  margin-bottom: 2rem;
}

/* Titulares */
h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
  font-weight: bold;
  text-align: center;
  letter-spacing: 0.5px;
}

/* Párrafos */
p {
  font-size: 1.1rem;
  margin-bottom: 1rem;
  text-align: center;
}

/* Listas */
.list {
  list-style: none;
  margin: 1rem 0;
  padding: 0;
}

.list li {
  font-size: 1rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid #ccc;
}

.dark-bg .list li {
  border-bottom: 1px solid #444;
}

/* Destacado */
.highlight {
  color: #e63946;
  font-weight: bold;
}

/* Botón */
.btn {
  display: inline-block;
  background-color: #e63946;
  color: #fff;
  padding: 0.75rem 1.5rem;
  text-decoration: none;
  border-radius: 3px;
  font-weight: bold;
  text-align: center;
  transition: background-color 0.3s ease;
  margin: 1rem auto;
  display: block;
  max-width: fit-content;
}

.btn:hover {
  background-color: #d62828;
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }

  .hero p {
    font-size: 1.25rem;
  }

  .container {
    width: 95%;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 1.1rem;
  }

  h2 {
    font-size: 1.75rem;
  }
}