/* libro (publicación) — castegui-v2 */

.lib-intro {
  padding: 9rem 0 5rem;      /* deja pasar el navbar fijo */
  background-color: var(--bg-primary);
}

@media (min-width: 992px) {
  .lib-intro { padding: 11rem 0 7rem; }
}

.lib-back {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-headings);
  font-size: .72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: rgba(252, 252, 252, .6);
  text-decoration: none;
  margin-bottom: 2.5rem;
  transition: color var(--transition);
}

.lib-back:hover {
  color: var(--accent);
  text-decoration: none;
}

.lib-cover {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--accent-subtle);
}

.lib-title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  line-height: 1.15;
  letter-spacing: -.02em;
  margin: 0 0 .75rem;
}

.lib-author {
  font-family: var(--font-headings);
  font-size: .85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--accent);
  margin-bottom: 2rem;
}

.lib-text {
  font-family: var(--font-body);
  font-size: clamp(.95rem, 1.6vw, 1.05rem);
  color: rgba(252, 252, 252, .65);
  line-height: 1.85;
  margin-bottom: 1.4rem;
  max-width: 62ch;
}

/* ─── Ficha bibliográfica ──────────────────────────────────────── */
.lib-meta {
  list-style: none;
  margin: 2.5rem 0;
  padding: 0;
  border-top: 1px solid rgba(255, 255, 255, .10);
}

.lib-meta__item {
  display: flex;
  flex-wrap: wrap;
  gap: .25rem 1.5rem;
  padding: .85rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, .10);
}

.lib-meta__k {
  flex: 0 0 11rem;
  font-family: var(--font-headings);
  font-size: .7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: rgba(252, 252, 252, .45);
}

.lib-meta__v {
  flex: 1 1 14rem;
  font-family: var(--font-body);
  font-size: .92rem;
  color: var(--text-base);
  line-height: 1.5;
}

/* ─── Botón de descarga ────────────────────────────────────────── */
.lib-btn {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .5rem;
}

.lib-btn__meta {
  font-size: .72rem;
  letter-spacing: .08em;
  opacity: .7;
}

/* Publicaciones sin versión digital: nota en lugar del botón de descarga */
.lib-print-note {
  display: inline-flex;
  align-items: center;
  padding: .65rem 1.1rem;
  border: 1px solid var(--accent-subtle);
  font-family: var(--font-headings);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 0;
}