/**
 * product.css — Single product (PDP). Loaded only on product pages.
 * Uses tokens.css + shared components from main.css.
 */

/* Breadcrumbs */
.gfo-breadcrumbs { background: var(--gfo-sand); padding: 14px 0; border-bottom: 1px solid rgba(58,40,32,.08); font-size: 12px; font-weight: 500; color: var(--gfo-text-hint); }
.gfo-breadcrumbs a { color: var(--gfo-text-hint); text-decoration: none; }
.gfo-breadcrumbs a:hover { color: var(--gfo-terracotta); }
.gfo-breadcrumbs__current { color: var(--gfo-ink); }

/* Buy section */
.gfo-pdp { padding: 40px 0 56px; background: var(--gfo-sand); }
.gfo-pdp__grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: start; }
.gfo-pdp__gallery { position: sticky; top: 88px; }
.gfo-pdp__stage { aspect-ratio: 1 / 1; border: 1px solid rgba(58,40,32,.12); border-radius: 16px; overflow: hidden; background: var(--gfo-surface); }
.gfo-pdp__stage img { width: 100%; height: 100%; object-fit: cover; }
.gfo-pdp__ph { width: 100%; height: 100%; }
.gfo-pdp__thumbs { display: flex; gap: 12px; margin-top: 14px; }
.gfo-pdp__thumb { flex: 1; aspect-ratio: 1 / 1; border: 1px solid rgba(58,40,32,.14); border-radius: 10px; overflow: hidden; cursor: pointer; background: none; padding: 0; }
.gfo-pdp__thumb img { width: 100%; height: 100%; object-fit: cover; }
.gfo-pdp__thumb.is-active { border: 2px solid var(--gfo-terracotta); }

/* Buy box */
.gfo-pdp__buy .product_title, .gfo-pdp__buy h1 { font-size: 46px; letter-spacing: -.02em; margin: 10px 0 0; }
.gfo-pdp__meta { display: flex; align-items: center; gap: 10px; margin: 14px 0 0; flex-wrap: wrap; }
.gfo-pdp__meta .woocommerce-product-rating { margin: 0; }
.gfo-instock { font-size: 11px; font-weight: 600; color: var(--gfo-success); background: rgba(79,138,91,.12); padding: 4px 9px; border-radius: 20px; }
.gfo-pdp__buy .woocommerce-product-details__short-description { font-size: 15.5px; line-height: 1.6; color: var(--gfo-text); margin: 18px 0 0; max-width: 48ch; }
.gfo-pdp__price { margin: 24px 0 0; }
.gfo-pdp__price .price { font-family: var(--gfo-font-display); font-weight: 700; font-size: 34px; color: var(--gfo-ink); }
.gfo-pdp__price del { font-size: 18px; color: var(--gfo-text-faint); font-weight: 500; }
.gfo-pdp__price ins { text-decoration: none; }

/* Bundle tiers */
.gfo-tiers { display: flex; flex-direction: column; gap: 10px; margin-top: 10px; }
.gfo-tier { display: flex; align-items: center; gap: 14px; width: 100%; background: var(--gfo-surface); border: 1px solid rgba(58,40,32,.16); border-radius: 11px; padding: 16px 18px; cursor: pointer; text-align: left; }
.gfo-tier.is-selected { background: #fff; border: 2px solid var(--gfo-terracotta); padding: 15px 17px; box-shadow: 0 8px 22px rgba(192,104,60,.14); }
.gfo-tier__dot { width: 20px; height: 20px; border-radius: 50%; border: 2px solid rgba(58,40,32,.3); flex: none; position: relative; }
.gfo-tier.is-selected .gfo-tier__dot { border-color: var(--gfo-terracotta); }
.gfo-tier.is-selected .gfo-tier__dot::after { content: ""; position: absolute; inset: 3px; border-radius: 50%; background: var(--gfo-terracotta); }
.gfo-tier__info { flex: 1; display: flex; flex-direction: column; }
.gfo-tier__label { font-family: var(--gfo-font-display); font-weight: 700; font-size: 15px; color: var(--gfo-ink); }
.gfo-tier__sub { font-size: 12px; color: var(--gfo-text-muted); }
.gfo-tier__badge { font-family: var(--gfo-font-mono); font-size: 8.5px; font-weight: 700; letter-spacing: .1em; color: #fff; background: var(--gfo-success); padding: 4px 8px; border-radius: 20px; flex: none; }
.gfo-tier__price { display: flex; flex-direction: column; align-items: flex-end; font-family: var(--gfo-font-display); font-weight: 700; font-size: 15px; color: var(--gfo-ink); flex: none; }
.gfo-tier__save { font-family: var(--gfo-font-body); font-size: 10px; font-weight: 700; color: var(--gfo-success); }
.gfo-tier[disabled] { opacity: .5; cursor: not-allowed; }

/* WooCommerce add-to-cart form */
.gfo-pdp__buy form.cart { margin: 18px 0 0; }
.gfo-pdp__buy form.cart .quantity { margin-right: 10px; }
.gfo-pdp__buy .single_add_to_cart_button {
  width: 100%; background: var(--gfo-terracotta); color: #fff; border: 0; border-radius: 9px;
  font-family: var(--gfo-font-body); font-size: 15px; font-weight: 700; letter-spacing: .02em; padding: 17px; cursor: pointer;
}
.gfo-pdp__buy .single_add_to_cart_button:hover { background: #a95930; }
.gfo-pdp__buy table.variations { width: 100%; margin-bottom: 14px; }
.gfo-pdp__buy table.variations td, .gfo-pdp__buy table.variations th { padding: 6px 0; }

.gfo-pdp__guarantee { display: flex; align-items: center; justify-content: center; gap: 7px; margin-top: 12px; font-size: 12.5px; font-weight: 500; color: var(--gfo-text-muted); }
.gfo-tick { color: var(--gfo-success); }
.gfo-pdp__trust { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 20px; }
.gfo-pdp__trust > div { background: var(--gfo-surface); border: 1px solid rgba(58,40,32,.12); border-radius: 9px; padding: 13px; text-align: center; }
.gfo-pdp__trust strong { display: block; font-family: var(--gfo-font-display); font-size: 12px; }
.gfo-pdp__trust span { font-size: 11px; color: var(--gfo-text-muted); }
.gfo-pdp__pay { display: flex; align-items: center; gap: 10px; margin-top: 16px; flex-wrap: wrap; font-size: 11px; color: var(--gfo-text-hint); }
.gfo-pay { font-family: var(--gfo-font-display); font-weight: 700; font-size: 10px; color: var(--gfo-text-muted); border: 1px solid rgba(58,40,32,.2); border-radius: 5px; padding: 5px 9px; }

/* Feel band */
.gfo-pdp-feel { padding: 52px 0; background: var(--gfo-surface); border-top: 1px solid rgba(58,40,32,.1); }
.gfo-pdp-feel__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.gfo-pdp-feel__item { text-align: center; }
.gfo-pdp-feel__pct { font-family: var(--gfo-font-display); font-weight: 700; font-size: 44px; color: var(--gfo-terracotta); }
.gfo-pdp-feel__label { font-size: 12.5px; color: var(--gfo-text); margin-top: 10px; }
.gfo-pdp__note { text-align: center; font-family: var(--gfo-font-mono); font-size: 11px; color: var(--gfo-text-faint); margin-top: 26px; }

/* Benefit band */
.gfo-pdp-benefits { padding: 48px 0; background: var(--gfo-ink-deep); color: #fff; }
.gfo-pdp-benefits__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.gfo-pdp-benefit__idx { font-family: var(--gfo-font-mono); font-weight: 700; font-size: 13px; color: var(--gfo-clay-light); margin-bottom: 8px; }
.gfo-pdp-benefit__title { font-family: var(--gfo-font-display); font-weight: 700; font-size: 16px; }
.gfo-pdp-benefit__line { font-size: 13px; color: var(--gfo-on-dark-muted); margin-top: 6px; }

/* Tabs */
.gfo-pdp-tabs { padding: 56px 0; background: var(--gfo-sand); scroll-margin-top: 80px; }
.gfo-pdp-tabs .wc-tabs { display: flex; gap: 6px; border-bottom: 1px solid rgba(58,40,32,.16); margin: 0 0 30px; padding: 0; list-style: none; }
.gfo-pdp-tabs .wc-tabs li { list-style: none; }
.gfo-pdp-tabs .wc-tabs li a { display: inline-block; padding: 12px 14px; font-family: var(--gfo-font-body); font-weight: 600; font-size: 14px; color: var(--gfo-text-hint); text-decoration: none; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.gfo-pdp-tabs .wc-tabs li.active a { color: var(--gfo-ink); border-bottom-color: var(--gfo-terracotta); }
.gfo-pdp-tabs .woocommerce-Tabs-panel h2 { font-size: 24px; }

/* Guarantee */
.gfo-pdp-guarantee { padding: 54px 0; background: var(--gfo-surface); border-top: 1px solid rgba(58,40,32,.1); }
.gfo-pdp-guarantee__inner { max-width: 760px; margin-inline: auto; padding-inline: var(--gfo-gutter); text-align: center; }
.gfo-pdp-guarantee__badge { width: 60px; height: 60px; border-radius: 50%; background: rgba(79,138,91,.12); color: var(--gfo-success); display: flex; align-items: center; justify-content: center; font-size: 28px; margin: 0 auto 18px; border: 2px solid rgba(79,138,91,.3); }
.gfo-pdp-guarantee p { font-size: 15px; line-height: 1.65; color: var(--gfo-text); margin: 0 auto; max-width: 52ch; }

/* Cross-sell */
.gfo-pdp-cross { padding: 58px 0; background: var(--gfo-surface); border-top: 1px solid rgba(58,40,32,.1); }
.gfo-pdp-cross .products { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; list-style: none; margin: 0; padding: 0; }
.gfo-pdp-cross .products li { list-style: none; }

/* Sticky ATC */
.gfo-sticky-atc { position: fixed; left: 0; right: 0; bottom: 0; z-index: 80; background: var(--gfo-ink-deep); border-top: 1px solid rgba(255,255,255,.12); box-shadow: var(--gfo-shadow-sticky); }
.gfo-sticky-atc[hidden] { display: none; }
.gfo-sticky-atc__inner { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding-block: 13px; }
.gfo-sticky-atc__info { display: flex; flex-direction: column; }
.gfo-sticky-atc__name { font-family: var(--gfo-font-display); font-weight: 700; font-size: 14px; color: #fff; }
.gfo-sticky-atc__price { font-size: 12px; color: var(--gfo-on-dark-faint); }
.gfo-sticky-atc__price .price { color: #fff; }

/* Responsive */
@media (max-width: 1024px) {
  .gfo-pdp__grid { grid-template-columns: 1fr; gap: 30px; }
  .gfo-pdp__gallery { position: static; }
  .gfo-pdp-feel__grid, .gfo-pdp-benefits__grid { grid-template-columns: repeat(2, 1fr); }
  .gfo-pdp-cross .products { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .gfo-pdp-feel__grid, .gfo-pdp-benefits__grid, .gfo-pdp-cross .products { grid-template-columns: 1fr; }
  .gfo-pdp__buy .product_title, .gfo-pdp__buy h1 { font-size: 34px; }
}