/* =====================================================
   IBRBH Biblioteca - CSS
===================================================== */
:root {
  --b-primary:     #623C2F;
  --b-primary-dk:  #4a2d22;
  --b-accent:      #C9A96E;
  --b-white:       #FFFFFF;
  --b-off-white:   #F7F3EE;
  --b-success:     #2e7d32;
  --b-warning:     #f57c00;
  --b-danger:      #c62828;
  --b-blue:        #1565c0;
  --b-border:      rgba(98,60,47,0.14);
  --b-font-d:      'Playfair Display', Georgia, serif;
  --b-font-b:      'EB Garamond', Georgia, serif;
  --b-font-ui:     'Cormorant Garamond', Georgia, serif;
  --b-radius:      3px;
  --b-trans:       0.22s ease;
}

/* =====================================================
   TABS
===================================================== */
.bib-wrap { max-width: 1100px; margin: 36px auto; padding: 0 16px; }

.bib-tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--b-border);
  margin-bottom: 32px;
}

.bib-tab {
  padding: 14px 28px;
  font-family: var(--b-font-ui);
  font-size: 0.92rem;
  letter-spacing: 0.06em;
  color: #888;
  text-decoration: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all var(--b-trans);
  display: flex;
  align-items: center;
  gap: 8px;
}

.bib-tab:hover { color: var(--b-primary); }
.bib-tab--active { color: var(--b-primary); border-bottom-color: var(--b-primary); font-weight: 600; }

.bib-badge {
  background: var(--b-primary);
  color: #fff;
  font-size: 0.68rem;
  padding: 2px 7px;
  border-radius: 10px;
  font-family: sans-serif;
}

/* =====================================================
   FILTROS / BUSCA
===================================================== */
.bib-search-bar { margin-bottom: 28px; }

.bib-filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.bib-input-search {
  padding: 11px 16px;
  border: 1px solid var(--b-border);
  background: var(--b-white);
  font-family: var(--b-font-b);
  font-size: 1rem;
  outline: none;
  flex: 1;
  min-width: 220px;
  transition: border-color var(--b-trans);
}
.bib-input-search:focus { border-color: var(--b-primary); }

.bib-select {
  padding: 11px 14px;
  border: 1px solid var(--b-border);
  background: var(--b-white);
  font-family: var(--b-font-ui);
  font-size: 0.9rem;
  outline: none;
  color: #555;
}

/* =====================================================
   BOTÕES
===================================================== */
.bib-btn {
  display: inline-block;
  padding: 12px 28px;
  font-family: var(--b-font-ui);
  font-size: 0.86rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid var(--b-primary);
  background: var(--b-primary);
  color: var(--b-white);
  cursor: pointer;
  text-decoration: none;
  transition: all var(--b-trans);
  border-radius: var(--b-radius);
}
.bib-btn:hover { background: var(--b-primary-dk); }
.bib-btn-sm { padding: 8px 18px; font-size: 0.78rem; }
.bib-btn-ghost { background: transparent; color: var(--b-primary); }
.bib-btn-ghost:hover { background: var(--b-primary); color: #fff; }

/* =====================================================
   GRID DE LIVROS
===================================================== */
.bib-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 24px;
}

.bib-card {
  background: var(--b-white);
  border: 1px solid var(--b-border);
  display: flex;
  flex-direction: column;
  transition: all var(--b-trans);
  overflow: hidden;
}

.bib-card:hover {
  box-shadow: 0 6px 28px rgba(98,60,47,0.12);
  transform: translateY(-3px);
}

.bib-card--unavailable { opacity: 0.78; }
.bib-card--unavailable:hover { opacity: 1; }

.bib-card__cover {
  aspect-ratio: 3/4;
  background: var(--b-primary);
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}

.bib-card__cover img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.bib-card:hover .bib-card__cover img { transform: scale(1.04); }

.bib-card__cover-placeholder {
  width: 100%; height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--b-primary), var(--b-primary-dk));
}
.bib-card__cover-placeholder span {
  font-family: var(--b-font-d);
  font-size: 2.5rem;
  color: rgba(201,169,110,0.6);
  text-transform: uppercase;
}

.bib-card__status-badge {
  position: absolute;
  bottom: 10px; left: 10px;
  font-family: var(--b-font-ui);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border-radius: 2px;
}
.badge-disp   { background: rgba(46,125,50,0.9);  color: #fff; }
.badge-indisp { background: rgba(198,40,40,0.9);   color: #fff; }

.bib-card__body {
  padding: 18px 16px;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 5px;
}

.bib-card__cat {
  font-family: var(--b-font-ui);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--b-accent);
}

.bib-card__title {
  font-family: var(--b-font-d);
  font-size: 1rem;
  color: var(--b-primary);
  line-height: 1.3;
  margin: 2px 0 0;
}

.bib-card__author {
  font-family: var(--b-font-ui);
  font-size: 0.88rem;
  color: #777;
  margin: 0;
  font-style: italic;
}

.bib-card__meta {
  font-family: var(--b-font-ui);
  font-size: 0.75rem;
  color: #bbb;
  margin: 0;
}

.bib-card__desc {
  font-family: var(--b-font-b);
  font-size: 0.88rem;
  color: #666;
  line-height: 1.5;
  margin: 4px 0 0;
  flex: 1;
}

.bib-card__return-est {
  font-family: var(--b-font-ui);
  font-size: 0.82rem;
  color: var(--b-warning);
  background: #fff8e1;
  padding: 6px 10px;
  margin: 6px 0 0;
  border-left: 2px solid var(--b-warning);
}

.bib-card__hint {
  font-family: var(--b-font-ui);
  font-size: 0.78rem;
  color: #aaa;
  margin: 6px 0 0;
  font-style: italic;
}

/* =====================================================
   LISTA DE EMPRÉSTIMOS (MEMBRO)
===================================================== */
.bib-loans-list { display: flex; flex-direction: column; gap: 16px; }

.bib-loan-row {
  display: grid;
  grid-template-columns: 70px 1fr auto;
  gap: 20px;
  align-items: center;
  background: var(--b-white);
  border: 1px solid var(--b-border);
  padding: 20px;
}

.bib-loan-cover { width: 70px; height: 95px; flex-shrink: 0; }
.bib-loan-cover img { width: 100%; height: 100%; object-fit: cover; }
.bib-loan-cover-ph {
  width: 100%; height: 100%;
  background: var(--b-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--b-font-d);
  font-size: 1.4rem;
  color: rgba(201,169,110,0.6);
}

.bib-loan-info h4 {
  font-family: var(--b-font-d);
  font-size: 1.05rem;
  color: var(--b-primary);
  margin: 0 0 4px;
}
.bib-loan-info p { font-family: var(--b-font-ui); font-size: 0.88rem; color: #888; font-style: italic; margin: 0 0 8px; }

.bib-loan-dates {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-family: var(--b-font-ui);
  font-size: 0.78rem;
  color: #aaa;
}

.bib-loan-status {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
  min-width: 150px;
}

/* Badges de prazo */
.bib-prazo-badge {
  font-family: var(--b-font-ui);
  font-size: 0.82rem;
  padding: 5px 14px;
  border-radius: 20px;
  font-weight: 600;
  white-space: nowrap;
}
.badge--ok      { background: #e8f5e9; color: var(--b-success); }
.badge--warning { background: #fff8e1; color: var(--b-warning); }
.badge--late    { background: #fce4ec; color: var(--b-danger); }

.bib-note { font-family: var(--b-font-ui); font-size: 0.75rem; color: #bbb; }

/* =====================================================
   TABELA DE HISTÓRICO
===================================================== */
.bib-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--b-font-b);
  font-size: 0.95rem;
}
.bib-table th {
  text-align: left;
  padding: 10px 14px;
  font-family: var(--b-font-ui);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #888;
  border-bottom: 1px solid var(--b-border);
}
.bib-table td {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(0,0,0,.05);
  color: #444;
}
.bib-table tr:last-child td { border-bottom: none; }
.bib-table tr:hover td { background: var(--b-off-white); }

/* =====================================================
   AUXILIARES
===================================================== */
.bib-section-title {
  font-family: var(--b-font-d);
  font-size: 1.4rem;
  color: var(--b-primary);
  margin: 0 0 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--b-border);
}

.bib-empty {
  text-align: center;
  padding: 64px 20px;
  color: #aaa;
}
.bib-empty span { font-size: 2.5rem; display: block; margin-bottom: 12px; }
.bib-empty p { font-family: var(--b-font-ui); font-size: 1rem; margin-bottom: 16px; }

.bib-info-box {
  background: var(--b-off-white);
  border-left: 3px solid var(--b-accent);
  padding: 14px 18px;
  font-family: var(--b-font-b);
  font-size: 0.92rem;
  color: #555;
  line-height: 1.6;
}

/* Badges de estado do card */
.bib-card__badge {
  display: inline-block;
  font-family: var(--b-font-ui);
  font-size: 0.78rem;
  padding: 5px 12px;
  border-radius: 2px;
  margin-top: 8px;
}
.bib-badge-own     { background: #e8f5e9; color: var(--b-success); }
.bib-badge-pending { background: #fff8e1; color: var(--b-warning); }

.bib-card__sol-pending {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
}

.bib-btn-indisponivel {
  background: transparent;
  color: var(--b-warning);
  border-color: var(--b-warning);
}
.bib-btn-indisponivel:hover {
  background: var(--b-warning);
  color: #fff;
}

/* =====================================================
   MODAL DE SOLICITAÇÃO
===================================================== */
.bib-modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.55);
  z-index: 9998;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.bib-modal {
  background: var(--b-white);
  max-width: 460px;
  width: 100%;
  padding: 36px;
  position: relative;
  z-index: 9999;
}
.bib-modal h3 { font-family: var(--b-font-d); color: var(--b-primary); margin: 0 0 12px; }
.bib-modal p  { font-family: var(--b-font-b); font-size: 1rem; color: #555; margin: 0 0 24px; line-height: 1.6; }
.bib-modal-actions { display: flex; gap: 12px; }

/* =====================================================
   RESPONSIVO
===================================================== */
@media (max-width: 600px) {
  .bib-tabs { overflow-x: auto; }
  .bib-tab  { padding: 12px 16px; font-size: 0.82rem; white-space: nowrap; }
  .bib-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 14px; }
  .bib-loan-row { grid-template-columns: 56px 1fr; }
  .bib-loan-status { grid-column: 1/-1; flex-direction: row; align-items: center; flex-wrap: wrap; }
  .bib-filters { flex-direction: column; align-items: stretch; }
  .bib-input-search { min-width: unset; }
}