/* Ayuda / Acerca de */
.pagina-simple { max-width: 820px; margin: 0 auto; padding: 70px 24px 90px; }
.pagina-simple h1 { font-family: var(--serif); font-weight: 500; font-size: 40px; margin-bottom: 10px; }
.pagina-simple h2 { font-family: var(--serif); font-weight: 500; font-size: 26px; margin: 50px 0 16px; }
.pagina-simple p { color: var(--niebla); line-height: 1.7; margin-bottom: 14px; }
.pagina-simple details { border-bottom: 1px solid var(--linea-oscura); padding: 18px 0; }
.pagina-simple summary { cursor: pointer; font-weight: 600; list-style: none; display: flex; justify-content: space-between; }
.pagina-simple summary::after { content: "+"; transition: transform .25s; }
.pagina-simple details[open] summary::after { transform: rotate(45deg); }
.pagina-simple details p { margin: 12px 0 0; animation: aparecer .3s ease; }