/* =====================================================================
   PÁGINA DE PRODUTO — layout de 3 colunas (galeria | info | caixa de compra)
   ===================================================================== */
/* Variables de color: css/tema.css */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'Lato', sans-serif; background: var(--bg); color: var(--text); }
a { color: inherit; }

/* ===== HEADER ===== */
header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.2rem 2.5rem;
  border-bottom: 1px solid var(--border);
}
.logo-link {
  font-family: 'Playfair Display', serif;
  font-size: 1.3rem; font-weight: 700; letter-spacing: 0.3em;
  color: var(--gold); text-decoration: none; text-transform: uppercase;
}
.header-acoes { display: flex; align-items: center; gap: 1.6rem; }
.back-link {
  font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase;
  text-decoration: none; color: var(--text2);
  display: flex; align-items: center; gap: 0.4rem;
  transition: color var(--transition);
}
.back-link:hover { color: var(--gold); }
.carrinho-btn { font-size: 1.3rem; line-height: 1; }

/* ===== BREADCRUMB ===== */
.breadcrumb {
  max-width: 1500px; margin: 1.1rem auto 0; padding: 0 2.5rem;
  font-size: 0.75rem; color: var(--text2); letter-spacing: 0.04em;
}
.breadcrumb a { text-decoration: none; color: var(--text2); }
.breadcrumb a:hover { color: var(--gold); }

/* ===== GRELHA PRINCIPAL ===== */
.produto-pagina {
  max-width: 1500px; margin: 0 auto; padding: 1.6rem 2.5rem 4rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.78fr) 310px;
  gap: 2.4rem;
  align-items: start;
}

/* ===== GALERIA (miniaturas verticais + imagem grande) ===== */
.galeria {
  display: grid; grid-template-columns: 62px 1fr; gap: 1rem;
  align-items: start; position: sticky; top: 1.4rem;
}
.galeria-miniaturas { display: flex; flex-direction: column; gap: 0.55rem; }
.miniatura {
  width: 62px; height: 62px; border-radius: 4px; overflow: hidden;
  border: 1px solid var(--border); cursor: pointer; background: var(--bg2);
  position: relative; flex-shrink: 0; padding: 0;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.miniatura img { width: 100%; height: 100%; object-fit: cover; display: block; }
.miniatura:hover { border-color: var(--gold); }
.miniatura.ativa { border-color: var(--gold); box-shadow: 0 0 0 1px var(--gold); }

/* Etiqueta sobre a miniatura das medidas e do vídeo */
.miniatura-tag {
  position: absolute; inset: auto 0 0 0;
  background: rgba(10,10,10,0.72); color: #fff;
  font-size: 0.5rem; letter-spacing: 0.06em; text-transform: uppercase;
  text-align: center; padding: 2px 0;
}
.miniatura-video {
  display: flex; align-items: center; justify-content: center;
  background: #0A0A0A; color: #fff; font-size: 1.15rem;
}

.galeria-principal {
  position: relative; aspect-ratio: 1/1;
  background: var(--bg2); border: 1px solid var(--border);
  overflow: hidden; display: flex; align-items: center; justify-content: center;
}
.galeria-principal img { width: 100%; height: 100%; object-fit: contain; }
/* Nas fotos, o clique abre a imagem ampliada (lightbox) */
.galeria-principal.clicavel { cursor: zoom-in; }
.galeria-principal iframe { width: 100%; height: 100%; border: 0; }

.galeria-lupa {
  position: absolute; bottom: 0.8rem; right: 0.8rem; z-index: 3;
  background: rgba(10,10,10,0.62); color: #fff;
  font-size: 0.7rem; letter-spacing: 0.06em;
  padding: 0.35rem 0.7rem; border-radius: 20px;
  display: flex; align-items: center; gap: 0.35rem;
  pointer-events: none;
}

.galeria-contador {
  position: absolute; top: 0.8rem; left: 0.8rem;
  background: rgba(10,10,10,0.62); color: #fff;
  font-size: 0.68rem; letter-spacing: 0.08em;
  padding: 0.3rem 0.65rem; border-radius: 20px; z-index: 3;
  pointer-events: none;
}
.galeria-dica {
  text-align: center; font-size: 0.75rem; color: var(--text2);
  margin-top: 0.6rem;
}

/* ===== COLUNA CENTRAL — informação ===== */
.info-cod { font-size: 0.72rem; letter-spacing: 0.1em; color: var(--text2); opacity: 0.8; }
.info-nome {
  font-family: 'Playfair Display', serif;
  font-size: 1.7rem; font-weight: 700; line-height: 1.2;
  margin: 0.35rem 0 0.5rem;
}
.info-desc { font-size: 0.92rem; color: var(--text2); line-height: 1.55; }

.selo-artesanal {
  display: inline-block; margin-top: 0.8rem;
  background: var(--gold-light); color: #6b5416;
  font-size: 0.66rem; letter-spacing: 0.12em; text-transform: uppercase;
  font-weight: 700; padding: 0.3rem 0.65rem; border-radius: 3px;
}

.divisor { border: 0; border-top: 1px solid var(--border); margin: 1.3rem 0; }

.info-preco-linha { display: flex; align-items: baseline; gap: 0.6rem; flex-wrap: wrap; }
.info-preco { font-size: 1.85rem; font-weight: 700; color: var(--gold); }
.info-preco-nota { font-size: 0.78rem; color: var(--text2); }

.ficha { margin-top: 1.2rem; }
.ficha h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1rem; margin-bottom: 0.4rem;
}
.ficha p { font-size: 0.87rem; line-height: 1.7; color: var(--text2); }
.ficha + .ficha { margin-top: 1.1rem; }

/* Tabela de medidas, estilo "detalhes do produto" */
.tabela-medidas { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.tabela-medidas th, .tabela-medidas td {
  text-align: left; padding: 0.45rem 0.6rem;
  border-bottom: 1px solid var(--border);
}
.tabela-medidas th { width: 42%; color: var(--text2); font-weight: 400; background: var(--bg2); }

.palavras { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-top: 1.1rem; }
.palavra {
  font-size: 0.66rem; letter-spacing: 0.06em; text-transform: uppercase;
  padding: 0.28rem 0.65rem; border: 1px solid var(--border); border-radius: 20px;
  color: var(--text2);
}

/* ===== COLUNA DIREITA — caixa de compra ===== */
.caixa-compra {
  border: 1px solid var(--border); border-radius: 8px;
  padding: 1.1rem; background: var(--card-bg);
  position: sticky; top: 1.4rem;
  box-shadow: 0 1px 4px var(--shadow);
}
.caixa-preco { font-size: 1.6rem; font-weight: 700; color: var(--gold); }
.caixa-parcelas { font-size: 0.8rem; color: var(--text2); margin-top: 0.2rem; }

.caixa-frete { margin: 0.9rem 0; }
.caixa-frete label {
  display: block; font-size: 0.76rem; color: var(--text2);
  margin-bottom: 0.35rem;
}
.frete-linha { display: flex; gap: 0.4rem; }
.frete-linha input {
  flex: 1; min-width: 0; padding: 0.5rem 0.6rem;
  border: 1px solid var(--border); border-radius: 4px;
  font-family: inherit; font-size: 0.85rem; background: var(--bg);
  color: var(--text);
}
.frete-linha input:focus { outline: 2px solid var(--gold-light); border-color: var(--gold); }
.frete-linha button {
  padding: 0.5rem 0.8rem; cursor: pointer;
  border: 1px solid var(--border); border-radius: 4px;
  background: var(--bg2); color: var(--text);
  font-family: inherit; font-size: 0.78rem;
}
.frete-linha button:hover { border-color: var(--gold); }
/* ===== OPCIONES DE ENVÍO =====
   El backend devuelve todas las transportadoras que cubren el trecho,
   ordenadas por precio. La primera viene marcada. */
.frete-titulo {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text2);
  margin: 0.6rem 0 0.4rem;
}
.frete-opcoes { display: flex; flex-direction: column; gap: 0.35rem; }
.frete-opcao {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.55rem;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 3px;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.frete-opcao:hover { border-color: var(--gold); }
.frete-opcao.escolhida { border-color: var(--gold); background: var(--gold-light); }
.frete-opcao input { accent-color: var(--gold); margin: 0; }
.frete-nome {
  font-size: 0.82rem; font-weight: 700; color: var(--text);
  line-height: 1.2;
}
.frete-prazo {
  grid-column: 2; grid-row: 2;
  font-size: 0.72rem; color: var(--text2);
}
.frete-preco {
  grid-column: 3; grid-row: 1 / span 2;
  font-size: 0.95rem; font-weight: 700; color: var(--gold-dark);
  white-space: nowrap;
}

.frete-resultado { font-size: 0.8rem; margin-top: 0.45rem; line-height: 1.5; }
.frete-resultado.erro { color: #b3261e; }
.frete-resultado.ok { color: var(--wa-green); }

.caixa-qtd { display: flex; align-items: center; gap: 0.55rem; margin-bottom: 0.9rem; }
.caixa-qtd label { font-size: 0.8rem; color: var(--text2); }
.caixa-qtd select {
  padding: 0.4rem 0.55rem; border: 1px solid var(--border); border-radius: 4px;
  font-family: inherit; font-size: 0.85rem; background: var(--bg); color: var(--text);
}

.btn-caixa {
  display: block; width: 100%; text-align: center;
  padding: 0.75rem 1rem; margin-bottom: 0.55rem;
  border: none; border-radius: 22px; cursor: pointer;
  font-family: 'Lato', sans-serif; font-size: 0.82rem; font-weight: 700;
  letter-spacing: 0.04em; text-decoration: none;
  transition: filter 0.2s, transform 0.15s;
}
.btn-caixa:hover { filter: brightness(0.95); transform: translateY(-1px); }
.btn-carrinho { background: var(--carrinho); color: #0A0A0A; }
.btn-carrinho:hover { background: var(--carrinho-hover); }
.btn-comprar { background: var(--comprar); color: #0A0A0A; }
.btn-comprar:hover { background: var(--comprar-hover); }

.caixa-sep {
  display: flex; align-items: center; gap: 0.6rem;
  margin: 0.9rem 0 0.7rem;
  font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--text2);
}
.caixa-sep::before, .caixa-sep::after {
  content: ''; flex: 1; border-top: 1px solid var(--border);
}

.btn-secundario {
  display: flex; align-items: center; justify-content: center; gap: 0.5rem;
  width: 100%; padding: 0.7rem 1rem; margin-bottom: 0.5rem;
  border: none; border-radius: 4px; cursor: pointer; text-decoration: none;
  font-family: 'Lato', sans-serif; font-size: 0.75rem; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  transition: filter 0.2s;
}
.btn-secundario:hover { filter: brightness(0.92); }
.btn-wpp { background: var(--wa-green); color: #fff; }
.btn-mp { background: var(--mp-blue); color: #fff; }
.btn-ig { background: var(--ig-grad); color: #fff; }

.caixa-nota {
  font-size: 0.72rem; line-height: 1.5; color: var(--text2);
  margin-top: 0.8rem; padding-top: 0.8rem;
  border-top: 1px solid var(--border);
}

/* ===== LIGHTBOX (imagem ampliada ao clicar) ===== */
#lightbox {
  position: fixed; inset: 0; z-index: 300;
  background: rgba(10,10,10,0.92);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity 0.25s;
}
#lightbox.aberto { opacity: 1; pointer-events: auto; }

#lightbox img {
  max-width: 92vw; max-height: 86vh;
  object-fit: contain;
  /* Fundo claro: as fotos vêm sobre branco e assim não "flutuam" no escuro */
  background: #fff;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.lightbox-fechar {
  position: absolute; top: 1.1rem; right: 1.3rem;
  background: none; border: none; cursor: pointer;
  color: #fff; font-size: 2.2rem; line-height: 1;
  padding: 0.2rem 0.5rem;
}
.lightbox-fechar:hover { color: var(--gold); }

.lightbox-seta {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 50px; height: 50px; cursor: pointer;
  background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.28);
  color: #fff; font-size: 1.3rem;
  display: flex; align-items: center; justify-content: center;
  backdrop-filter: blur(4px);
  transition: background 0.25s, border-color 0.25s;
}
.lightbox-seta:hover { background: var(--gold); border-color: var(--gold); }
.lightbox-ant { left: 1.2rem; }
.lightbox-prox { right: 1.2rem; }

.lightbox-legenda {
  position: absolute; bottom: 1.2rem; left: 50%; transform: translateX(-50%);
  color: rgba(255,255,255,0.85);
  font-size: 0.78rem; letter-spacing: 0.08em;
  text-align: center; padding: 0 1rem;
}

@media (max-width: 820px) {
  .lightbox-seta { width: 42px; height: 42px; }
  .lightbox-ant { left: 0.4rem; }
  .lightbox-prox { right: 0.4rem; }
  #lightbox img { max-width: 96vw; max-height: 76vh; }
}

/* ===== NÃO ENCONTRADO ===== */
.nao-encontrado { max-width: 600px; margin: 5rem auto; text-align: center; padding: 0 1.5rem; }
.nao-encontrado h2 { font-family: 'Playfair Display', serif; margin-bottom: 1rem; }
.nao-encontrado a { color: var(--gold); }

/* ===== RESPONSIVO ===== */
@media (max-width: 1180px) {
  .produto-pagina { grid-template-columns: minmax(0, 1fr) 300px; }
  .galeria { grid-column: 1 / -1; position: static; }
  .galeria-principal { aspect-ratio: 4/3; }
}
@media (max-width: 820px) {
  header { padding: 1rem 1.2rem; }
  .header-acoes { gap: 1rem; }
  .breadcrumb { padding: 0 1.2rem; }
  .produto-pagina { grid-template-columns: 1fr; gap: 1.8rem; padding: 1.2rem 1.2rem 3rem; }
  .caixa-compra { position: static; }
  .galeria { grid-template-columns: 1fr; }
  .galeria-miniaturas { flex-direction: row; overflow-x: auto; order: 2; padding-bottom: 0.3rem; }
  .galeria-principal { order: 1; aspect-ratio: 1/1; }
  .info-nome { font-size: 1.4rem; }
}