:root { color-scheme: light; --tinta: #1d1f22; --suave: #5b6068; --linea: #e3e5e8; --fondo: #ffffff; }
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--fondo); color: var(--tinta);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; }
main { max-width: 42rem; margin: 0 auto; padding: 3rem 1.25rem 4rem; }
h1 { font-size: 1.9rem; line-height: 1.2; margin: 0 0 .5rem; letter-spacing: -0.01em; }
h2 { font-size: 1.15rem; margin: 2rem 0 .5rem; }
p, li { margin: .5rem 0; }
ul { padding-left: 1.2rem; }
a { color: inherit; text-underline-offset: .2em; }
.portada { min-height: 100vh; display: flex; flex-direction: column; justify-content: center; padding-top: 0; }
.portada h1 { font-size: 2.6rem; }
.suave { color: var(--suave); }
footer { border-top: 1px solid var(--linea); margin-top: 3rem; padding-top: 1rem; font-size: .9rem; color: var(--suave); }
footer a { margin-right: 1rem; }
.version { font-size: .9rem; color: var(--suave); }