.family-books { margin-bottom: 28px; padding: 22px; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); }
.family-books h2, .family-books h3 { margin: 0 0 8px; }
.family-books, .family-books [data-book-focus] { scroll-margin-top: calc(var(--header-height, 78px) + 16px); }
.family-books__student { border-top: 1px solid var(--color-border); padding-top: 20px; margin-top: 20px; }
.family-books__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 16px; }
.family-books__choice { display: flex; align-items: flex-start; gap: 12px; padding: 12px 0; cursor: pointer; }
.family-books__choice input { flex: 0 0 auto; width: 20px; height: 20px; margin-top: 3px; accent-color: #259593; }
.family-books__choice small { display: block; color: var(--color-text-soft); overflow-wrap: anywhere; }
.family-books fieldset { min-width: 0; border: 1px solid var(--color-border); border-radius: 12px; padding: 12px; margin: 16px 0; }
.family-books legend { padding: 0 6px; font-weight: 700; }
.family-books ul { padding-left: 22px; }
.family-books li { padding: 5px 0; overflow-wrap: anywhere; }
.family-books__error { color: #a62929; font-weight: 700; }
.family-books__receipt { display: grid; gap: 12px; margin-top: 16px; }
.family-books__receipt input { max-width: 100%; }
.family-books button:disabled { cursor: wait; opacity: .6; }
@media (max-width: 640px) { .family-books { padding: 16px; } .family-books__actions .btn { width: 100%; } }