:root {
  --tinta: #16191c;
  --tinta-suave: #5b656e;
  --fondo: #ffffff;
  --linea: #e2e6e9;
  --acento: #0f5c57;
  --medida: 34rem;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--fondo);
  color: var(--tinta);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

.envoltura {
  max-width: var(--medida);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 5rem;
}

header.sitio {
  border-bottom: 1px solid var(--linea);
}

header.sitio .envoltura {
  padding-top: 2rem;
  padding-bottom: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  align-items: baseline;
  justify-content: space-between;
}

.marca {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--tinta);
  text-decoration: none;
}

nav.sitio a {
  color: var(--tinta-suave);
  text-decoration: none;
  margin-left: 1.25rem;
  font-size: 0.95rem;
}

nav.sitio a:hover,
nav.sitio a:focus { color: var(--acento); text-decoration: underline; }

nav.sitio a:first-child { margin-left: 0; }

h1 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2rem;
  line-height: 1.2;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin: 0 0 1.25rem;
}

h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.25rem;
  font-weight: 600;
  margin: 2.5rem 0 0.75rem;
}

h3 {
  font-size: 1rem;
  font-weight: 600;
  margin: 1.75rem 0 0.5rem;
}

p, li { color: var(--tinta); }

p { margin: 0 0 1rem; }

.entrada {
  font-size: 1.1rem;
  color: var(--tinta-suave);
  margin-bottom: 2rem;
}

ul, ol { padding-left: 1.25rem; margin: 0 0 1rem; }

li { margin-bottom: 0.4rem; }

a { color: var(--acento); }

dl.datos { margin: 0; }

dl.datos div {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--linea);
}

dl.datos dt {
  flex: 0 0 9rem;
  color: var(--tinta-suave);
  margin: 0;
}

dl.datos dd { margin: 0; flex: 1 1 12rem; }

.fecha {
  color: var(--tinta-suave);
  font-size: 0.9rem;
  margin-top: 3rem;
  padding-top: 1rem;
  border-top: 1px solid var(--linea);
}

footer.sitio {
  border-top: 1px solid var(--linea);
  color: var(--tinta-suave);
  font-size: 0.9rem;
}

footer.sitio .envoltura {
  padding-top: 1.5rem;
  padding-bottom: 3rem;
}

footer.sitio a { color: var(--tinta-suave); }

@media (max-width: 480px) {
  h1 { font-size: 1.6rem; }
  .envoltura { padding-top: 2rem; }
}