.ac-product-page { padding-bottom: 5rem; }
.ac-product-layout {
  display: grid;
  grid-template-columns: minmax(0,55%) minmax(300px,45%);
  gap: 2.5rem; padding: 2.5rem 0;
}

/* Galeria */
.ac-product-gallery__main {
  overflow: hidden; margin-bottom: 0.75rem;
  border: 1px solid var(--border); border-radius: var(--radius-md);
  background: var(--bg-alt);
}
.ac-product-gallery__main img { width: 100%; object-fit: cover; }
.ac-product-gallery__thumbs { display: grid; grid-template-columns: repeat(5,1fr); gap: 0.55rem; }
.ac-product-gallery__thumb {
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  overflow: hidden; background: var(--bg-alt);
  transition: border-color var(--fast);
}
.ac-product-gallery__thumb.is-active,
.ac-product-gallery__thumb:hover { border-color: var(--gold); }

/* Resumo */
.ac-product-summary {
  display: grid; align-content: start; gap: 1.1rem;
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}

/* Preço na página do produto */
.ac-product-summary__price .price {
  display: flex; flex-wrap: wrap; align-items: baseline;
  gap: 0.65rem; margin: 0;
}
.ac-product-summary__price .price .woocommerce-Price-amount {
  font-size: 1.75rem; font-weight: 700;
  color: var(--gold-dark);
  font-family: var(--font-heading);
}
.ac-product-summary__price del { color: var(--text-4); font-size: 1.1rem; }
.ac-product-summary__price del .woocommerce-Price-amount { color: var(--text-4); font-size: 1.1rem; }
.ac-product-summary__price ins { text-decoration: none; }

.ac-product-summary__excerpt { color: var(--text-2); }

/* Swatches */
.ac-product-swatches { display: grid; gap: 0.85rem; }
.ac-product-swatches__label {
  display: inline-block; margin-bottom: 0.45rem;
  font-family: var(--font-accent); font-size: 0.75rem;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-3);
}
.ac-product-swatches__options { display: flex; flex-wrap: wrap; gap: 0.55rem; }
.ac-product-swatch {
  min-height: 38px; padding: 0.5rem 0.9rem;
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: var(--surface); color: var(--text-2);
  transition: all var(--fast);
}
.ac-product-swatch.is-active,
.ac-product-swatch:hover { border-color: var(--gold); color: var(--gold-light); background: rgba(var(--brand-rgb),0.10); }

/* Compra */
.ac-product-summary__purchase .single_add_to_cart_button,
.ac-buy-now { width: 100%; margin-top: 0.55rem; }
.ac-product-summary .quantity { width: 100%; }
.ac-product-summary .quantity input.qty { max-width: 100%; text-align: center; }
.ac-quantity .btn-ghost { min-height: 42px; }

/* Benefícios */
.ac-product-benefits {
  display: grid; grid-template-columns: repeat(2,1fr); gap: 0.65rem;
  padding: 1.1rem; border: 1px solid var(--border);
  border-radius: var(--radius-sm); background: var(--bg-alt);
}
.ac-product-benefits div { display: flex; align-items: center; gap: 0.55rem; color: var(--text-3); }
.ac-product-benefits span { color: var(--gold); }

/* Tabs */
.ac-product-tabs {
  margin-top: 1rem;
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}
.ac-product-tabs .wc-tabs {
  display: flex; gap: 0; margin: 0 0 1.5rem;
  padding: 0; list-style: none;
  border-bottom: 1px solid var(--border);
}
.ac-product-tabs .wc-tabs a {
  display: inline-flex; align-items: center; min-height: 42px;
  padding: 0 1.1rem; border-bottom: 2px solid transparent;
  color: var(--text-3);
  font-family: var(--font-accent); font-size: 0.76rem; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  transition: all var(--fast);
}
.ac-product-tabs .wc-tabs .active a,
.ac-product-tabs .wc-tabs a:hover { border-color: var(--gold); color: var(--gold); }
.ac-product-tabs .panel {
  padding: 0;
  border: none;
  border-radius: 0;
  background: transparent;
}

/* Relacionados */
.ac-related-products { margin-top: 3rem; }
.ac-related-products .products { display: grid; grid-template-columns: repeat(4,1fr); gap: 1.1rem; }

/* Sticky bar */
.ac-sticky-buy-bar {
  position: fixed; inset: auto 0 0; z-index: 980;
  padding: 0.75rem 0;
  border-top: 1px solid rgba(255,255,255,0.16); background: rgba(0,59,122,0.96);
  backdrop-filter: blur(12px); box-shadow: 0 -10px 28px rgba(0,59,122,0.26);
  transform: translateY(100%); transition: transform var(--base);
}
.ac-sticky-buy-bar.is-visible { transform: none; }
.ac-sticky-buy-bar__inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }