/* ============================================================
   COLLECTIONS PAGE — colecoes.css
   ============================================================ */

/* ── Page Header ──────────────────────────────────────────── */
.page-hero {
  padding-top: calc(var(--nav-h) + 5rem);
  padding-bottom: 4rem;
  text-align: center;
  background: var(--bege-claro);
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: 'COLEÇÃO';
  position: absolute;
  font-family: var(--font-serif);
  font-size: 16vw;
  color: rgba(74, 51, 38, 0.05);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  white-space: nowrap;
  pointer-events: none;
  letter-spacing: 0.1em;
}

/* ── Filter Bar ───────────────────────────────────────────── */
.filter-bar {
  padding: 2rem 0;
  border-bottom: 1px solid var(--border);
  background: var(--off-white);
  position: sticky;
  top: var(--nav-h);
  z-index: 10;
}
.filter-inner {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.filter-label {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-right: 0.5rem;
}
.filter-btn {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.5rem 1.25rem;
  border: 1px solid var(--border);
  color: var(--text-muted);
  background: transparent;
  transition: all 0.3s;
  cursor: pointer;
}
.filter-btn:hover,
.filter-btn.active {
  border-color: var(--cafe);
  color: var(--cafe);
  background: var(--bege-claro);
}
.filter-btn.active {
  background: var(--cafe);
  color: var(--off-white);
  border-color: var(--cafe);
}

/* ── Colecoes Grid ────────────────────────────────────────── */
.colecoes-section {
  padding: var(--space-lg) 0 var(--space-xl);
}
.colecoes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

/* Card extended */
.colecao-card {
  display: flex;
  flex-direction: column;
  cursor: pointer;
  opacity: 1;
  transform: none;
  transition: opacity 0.4s, transform 0.4s;
}
.colecao-card.hidden {
  display: none;
}
.colecao-card-media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 2/3;
  background: var(--nude);
}
.colecao-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease-out);
}
.colecao-card:hover .colecao-card-media img { transform: scale(1.05); }

.card-tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: var(--off-white);
  font-family: var(--font-sans);
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cafe);
  padding: 0.3rem 0.75rem;
}
.card-tag.tag-new { background: var(--terracotta); color: white; }

.colecao-card-info {
  padding: 1.25rem 0 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}
.card-name {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--cafe);
  margin-bottom: 0.3rem;
}
.card-collection {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.card-wish {
  width: 36px; height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 50%;
  color: var(--champagne);
  flex-shrink: 0;
  transition: all 0.3s;
}
.card-wish:hover { border-color: var(--terracotta); color: var(--terracotta); }
.card-wish.active { background: var(--terracotta); border-color: var(--terracotta); color: white; }

/* ── Detail Modal ─────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(17, 11, 8, 0.6);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s;
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal {
  background: var(--off-white);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  transform: translateY(30px);
  transition: transform 0.4s var(--ease-out);
}
.modal-overlay.open .modal { transform: none; }
.modal-media { aspect-ratio: 3/4; overflow: hidden; }
.modal-media img { width: 100%; height: 100%; object-fit: cover; }
.modal-body { padding: 3rem 2.5rem; display: flex; flex-direction: column; }
.modal-close {
  align-self: flex-end;
  font-size: 1.2rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: color 0.2s;
  margin-bottom: 1.5rem;
}
.modal-close:hover { color: var(--terracotta); }
.modal-body h2 {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 400;
  color: var(--cafe);
  margin-bottom: 0.5rem;
}
.modal-body .modal-collection {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--terracotta);
  margin-bottom: 1.5rem;
}
.modal-body p {
  font-size: 0.875rem;
  line-height: 1.85;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}
.modal-details {
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
  margin-bottom: 2rem;
}
.modal-details dt {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}
.modal-details dd {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--cafe);
  margin-bottom: 1rem;
}
.modal-cta { margin-top: auto; }

/* ── Colecoes Responsive ──────────────────────────────────── */
@media (max-width: 1024px) {
  .colecoes-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .colecoes-grid { grid-template-columns: 1fr; }
  .modal { grid-template-columns: 1fr; }
  .modal-media { aspect-ratio: 4/3; }
}