/* ================================================================
   LIBRARY MODULE
================================================================ */
.library-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  flex: 1;
  min-height: 0;
}
.library-panel-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 1rem;
}
.library-panel-title { font-family: var(--font-serif); font-size: 1.1rem; font-weight: 500; }
.library-doc-item {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.85rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  margin-bottom: 0.5rem;
  cursor: pointer;
  transition: border-color var(--t);
}
.library-doc-item:hover { border-color: var(--gold); }

/* Library Lex panel */
.library-lex-panel {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  display: flex; flex-direction: column;
  overflow: hidden;
  height: calc(100dvh - 10rem);
}
.library-lex-header {
  background: var(--ink);
  padding: 1rem;
  display: flex; align-items: center; gap: 0.65rem;
}
.library-lex-title { font-family: var(--font-serif); font-size: 1rem; color: var(--white); }
.library-lex-sub { font-size: 0.75rem; color: rgba(255,255,255,0.4); }
.library-lex-messages { flex: 1; overflow-y: auto; padding: 1rem; display: flex; flex-direction: column; gap: 0.75rem; }
.library-lex-input { padding: 0.75rem; border-top: 1px solid var(--border); display: flex; gap: 0.5rem; }