/* E-books */
.pg-ebooks {
  .grupo + .grupo { padding-top: 0; }
  .h2 { font-size: 2rem; margin-bottom: 28px; }
  .grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 32px 24px; }
  .book { display: grid; gap: 6px; color: var(--ink); text-decoration: none; }
  .book img { border-radius: 10px; box-shadow: var(--shadow); margin-bottom: 10px; transition: transform .35s var(--ease); aspect-ratio: 724 / 1024; object-fit: cover; }
  .book:hover img { transform: translateY(-6px); }
  .serie { font-size: .8rem; font-weight: 700; color: var(--teal); text-transform: uppercase; letter-spacing: .05em; }
  @media (prefers-color-scheme: dark) { .serie { color: #7fd0f5; } }
  .book strong { font: 700 1.35rem/1.15 var(--f-display); }
  .desc { color: var(--muted); font-size: .94rem; }
  .get { display: inline-flex; gap: 6px; align-items: center; font-weight: 700; color: var(--link); margin-top: 4px; }
  @media (max-width: 520px) { .grid { grid-template-columns: 1fr 1fr; gap: 24px 14px; } .book strong { font-size: 1.1rem; } .desc { display: none; } }
}