/* ═══════════════════════════════════════════════════════════════
   Dragons Lab — acervo.css
   Específico da página acervo-de-cards.php
   Depende de global.css
   ═══════════════════════════════════════════════════════════════ */

/* ─── ACERVO SECTION ─────────────────────────────────────────── */
.acervo-section { padding: 56px 0 96px; position: relative; z-index: 1; }

.acervo-header {
  display: flex; align-items: flex-end;
  justify-content: space-between; gap: 24px;
  margin-bottom: 40px; flex-wrap: wrap;
}

/* ─── FILTROS ────────────────────────────────────────────────── */
.acervo-filters { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 24px; }
.filter-btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 18px;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text-muted); font-family: var(--ff-mono); font-size: 10px;
  font-weight: 500; letter-spacing: .14em; text-transform: uppercase;
  cursor: pointer; transition: background .2s, border-color .2s, color .2s, transform .15s;
}
.filter-btn i { font-size: 11px; }
.filter-btn:hover { background: var(--surface-2); border-color: var(--border-gold); color: var(--gold-light); transform: translateY(-1px); }
.filter-btn.active { background: var(--gold-glow); border-color: var(--gold); color: var(--gold-light); }

.acervo-meta { margin-bottom: 28px; min-height: 20px; }
.card-count { font-family: var(--ff-mono); font-size: 11px; letter-spacing: .12em; color: var(--text-faint); }

/* ─── GRID ───────────────────────────────────────────────────── */
.acervo-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; }

.acervo-item { animation: cardIn .35s var(--ease-out) both; }
.acervo-item.hidden { display: none; }
@keyframes cardIn {
  from { opacity: 0; transform: translateY(16px) scale(.97); }
  to   { opacity: 1; transform: none; }
}

.acervo-card {
  width: 100%; background: var(--bg-3); border: 1px solid var(--border);
  padding: 0; cursor: pointer; text-align: center;
  display: flex; flex-direction: column;
  transition: border-color .25s, transform .25s var(--ease-out), box-shadow .25s;
}
.acervo-card:hover { border-color: var(--border-gold); transform: translateY(-4px); box-shadow: 0 12px 40px rgba(196,160,82,.15), 0 4px 12px rgba(0,0,0,.4); }

.acervo-card-img { position: relative; overflow: hidden; aspect-ratio: 5/7; }
.acervo-card-img img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform .4s var(--ease-out), opacity .3s; opacity: .88;
}
.acervo-card:hover .acervo-card-img img { transform: scale(1.05); opacity: 1; }

.acervo-card-overlay {
  position: absolute; inset: 0;
  background: rgba(10,8,18,.5);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity .25s;
}
.acervo-card-overlay i { color: var(--gold-light); font-size: 22px; filter: drop-shadow(0 2px 8px rgba(0,0,0,.6)); }
.acervo-card:hover .acervo-card-overlay { opacity: 1; }

.acervo-card-name {
  font-family: var(--ff-body); font-size: 11px; color: var(--text-muted);
  line-height: 1.3; padding: 8px 6px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}

/* ─── CTA FINAL ──────────────────────────────────────────────── */
.acervo-cta {
  display: flex; flex-direction: column; align-items: center; gap: 16px;
  margin-top: 64px; padding-top: 48px;
  border-top: 1px solid var(--border); text-align: center;
}
.acervo-cta p { font-family: var(--ff-display); font-size: 20px; font-weight: 400; color: var(--text-muted); }

/* ─── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 1200px) { .acervo-grid { grid-template-columns: repeat(5, 1fr); } }
@media (max-width: 1024px) { .acervo-grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 768px) {
  .acervo-header { flex-direction: column; align-items: flex-start; }
  .acervo-grid { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .filter-btn { padding: 8px 12px; font-size: 9px; }
}
@media (max-width: 480px) {
  .acervo-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .acervo-filters { gap: 4px; }
  .filter-btn { padding: 7px 10px; }
}