/* ChemBioSynth — Single Product page
   Loaded only on is_product() screens. */

/* Reset the legacy .single-product div.product 2-col grid; we own layout via .cbs-product. */
.single-product div.product.cbs-product{
  max-width:none;padding:0;display:block;grid-template-columns:none;gap:0;
}

/* ---------- Outer grid ---------- */
.cbs-product-grid{
  display:grid;grid-template-columns:minmax(0, 1.05fr) minmax(0, 1fr);
  gap:64px;align-items:start;
}

/* ---------- Gallery ---------- */
.cbs-product-gallery-col{position:relative;position:sticky;top:24px}
.cbs-product .woocommerce-product-gallery{
  position:relative;width:100%!important;float:none;
  background:linear-gradient(180deg, var(--paper-warm) 0%, #fff 100%);
  border:1px solid var(--line);border-radius:22px;padding:18px;
  box-shadow:0 30px 60px -32px rgba(26,34,56,.18);
}
.cbs-product .woocommerce-product-gallery__wrapper,
.cbs-product .woocommerce-product-gallery .flex-viewport{
  border-radius:14px;overflow:hidden;background:transparent;
}
.cbs-product .woocommerce-product-gallery__image img{
  border-radius:14px;width:100%;height:auto;
}
.cbs-product .woocommerce-product-gallery .flex-control-thumbs{
  display:flex;gap:10px;margin-top:14px;padding:0;list-style:none;flex-wrap:wrap;
}
.cbs-product .woocommerce-product-gallery .flex-control-thumbs li{
  flex:0 0 calc((100% - 30px) / 4);margin:0;
}
.cbs-product .woocommerce-product-gallery .flex-control-thumbs img{
  border-radius:10px;border:1.5px solid var(--line);cursor:pointer;
  transition:all .2s;opacity:.7;background:#fff;
}
.cbs-product .woocommerce-product-gallery .flex-control-thumbs img:hover,
.cbs-product .woocommerce-product-gallery .flex-control-thumbs img.flex-active{
  border-color:var(--ink);opacity:1;
}
.cbs-product .woocommerce-product-gallery__trigger{
  position:absolute;top:30px;right:30px;z-index:5;
  width:42px;height:42px;border-radius:50%;
  background:#fff;border:1px solid var(--line);
  display:grid;place-items:center;color:var(--ink);
  text-indent:-9999px;overflow:hidden;
  box-shadow:0 4px 14px -4px rgba(0,0,0,.12);
  transition:all .2s;
}
.cbs-product .woocommerce-product-gallery__trigger::before{
  content:"";position:absolute;width:14px;height:14px;
  border:2px solid var(--ink);border-radius:50%;
  text-indent:0;transform:translate(-3px,-3px);
}
.cbs-product .woocommerce-product-gallery__trigger::after{
  content:"";position:absolute;width:7px;height:2px;background:var(--ink);
  transform:rotate(45deg) translate(7px, 5px);
}
.cbs-product .woocommerce-product-gallery__trigger:hover{
  background:var(--ink);
}
.cbs-product .woocommerce-product-gallery__trigger:hover::before{border-color:#fff}
.cbs-product .woocommerce-product-gallery__trigger:hover::after{background:#fff}

/* Sale flash */
.cbs-product .onsale,
.cbs-product span.onsale{
  position:absolute;top:30px;left:30px;z-index:4;
  background:var(--critical);color:#fff;
  padding:6px 14px;border-radius:999px;
  font-size:11px;font-weight:700;letter-spacing:.08em;
  text-transform:uppercase;line-height:1.4;
  box-shadow:0 6px 20px -6px rgba(196,69,69,.5);
}

/* ---------- Summary ---------- */
.cbs-product-summary{
  padding:6px 0 0;display:flex;flex-direction:column;
}
.cbs-product-eyebrow{
  font-size:12px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;
  color:var(--copper);margin-bottom:14px;
}

/* Title */
.cbs-product .product_title{
  font-family:var(--serif);
  font-size:clamp(30px, 3.6vw, 44px);
  font-weight:600;letter-spacing:-.02em;line-height:1.1;
  color:var(--ink);margin:0 0 14px;
}

/* Rating row */
.cbs-product .woocommerce-product-rating{
  display:flex;align-items:center;gap:10px;margin-bottom:18px;
}
.cbs-product .star-rating{
  font-size:14px;color:var(--copper);
}
.cbs-product .woocommerce-review-link{
  font-size:13px;color:var(--ink-soft);text-decoration:none;
}
.cbs-product .woocommerce-review-link:hover{color:var(--copper)}

/* Price */
.cbs-product .price{
  font-family:var(--sans);
  font-size:32px;font-weight:700;color:var(--ink);
  margin:0 0 22px;display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;
}
.cbs-product .price del{
  color:#9F9684;font-weight:500;font-size:20px;
  text-decoration:line-through;text-decoration-thickness:1.5px;
}
.cbs-product .price ins{
  text-decoration:none;color:var(--copper);
}

/* Short description */
.cbs-product .woocommerce-product-details__short-description{
  font-size:15px;line-height:1.7;color:var(--ink-soft);
  margin:0 0 24px;padding:0 0 24px;border-bottom:1px solid var(--line);
}
.cbs-product .woocommerce-product-details__short-description p:first-child{margin-top:0}
.cbs-product .woocommerce-product-details__short-description p:last-child{margin-bottom:0}
.cbs-product .woocommerce-product-details__short-description ul,
.cbs-product .woocommerce-product-details__short-description ol{
  padding-left:20px;margin:10px 0;
}
.cbs-product .woocommerce-product-details__short-description li{
  margin-bottom:4px;font-size:14px;
}
.cbs-product .woocommerce-product-details__short-description strong{
  color:var(--ink);font-weight:600;
}

/* Stock pill */
.cbs-product .stock{
  display:inline-flex;align-items:center;gap:8px;
  margin:0 0 16px;padding:7px 14px 7px 12px;
  border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;
  background:rgba(79,106,74,.12);color:var(--moss);
  border:1px solid rgba(79,106,74,.22);
  width:max-content;
}
.cbs-product .stock::before{
  content:"";width:7px;height:7px;border-radius:50%;background:var(--moss);
  box-shadow:0 0 0 3px rgba(79,106,74,.2);
}
.cbs-product .stock.out-of-stock{
  background:rgba(196,69,69,.1);color:var(--critical);
  border-color:rgba(196,69,69,.25);
}
.cbs-product .stock.out-of-stock::before{background:var(--critical);box-shadow:0 0 0 3px rgba(196,69,69,.2)}

/* Cart form: quantity + add to cart */
.cbs-product form.cart{
  display:flex;align-items:stretch;gap:12px;flex-wrap:wrap;
  margin:0 0 18px;
}
.cbs-product form.cart .quantity{
  display:inline-flex;align-items:center;
  background:#fff;border:1.5px solid var(--line);border-radius:14px;
  padding:4px;height:54px;
}
.cbs-product form.cart .quantity input.qty{
  width:54px;height:46px;border:none;background:transparent;
  text-align:center;font-weight:700;font-size:16px;color:var(--ink);
  -moz-appearance:textfield;outline:none;font-family:var(--sans);
}
.cbs-product form.cart .quantity input.qty::-webkit-outer-spin-button,
.cbs-product form.cart .quantity input.qty::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.cbs-product form.cart .quantity .qty-btn{
  width:38px;height:46px;border:none;background:var(--paper-warm);
  border-radius:10px;font-size:18px;font-weight:700;color:var(--ink);
  cursor:pointer;display:grid;place-items:center;line-height:1;
  transition:all .15s;
}
.cbs-product form.cart .quantity .qty-btn:hover{background:var(--ink);color:var(--paper)}

.cbs-product form.cart .single_add_to_cart_button,
.cbs-product form.cart button.button{
  flex:1;min-width:200px;height:54px;
  background:var(--ink);color:var(--paper);
  padding:0 28px;border-radius:14px;
  font-weight:700;font-size:15px;letter-spacing:.02em;
  border:none;cursor:pointer;transition:all .2s;
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
}
.cbs-product form.cart .single_add_to_cart_button::after{
  content:"";display:inline-block;width:14px;height:14px;
  background:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='2.6'><path d='M5 12h14M12 5l7 7-7 7'/></svg>") no-repeat center/contain;
  transition:transform .25s;
}
.cbs-product form.cart .single_add_to_cart_button:hover{background:var(--copper)}
.cbs-product form.cart .single_add_to_cart_button:hover::after{transform:translateX(3px)}

/* Variations */
.cbs-product table.variations{
  width:100%;margin:0 0 18px;
}
.cbs-product table.variations td{padding:6px 0}
.cbs-product table.variations td.label label{
  font-size:13px;font-weight:600;color:var(--ink-soft);
  text-transform:uppercase;letter-spacing:.04em;
}
.cbs-product table.variations select{
  padding:11px 14px;border:1px solid var(--line);border-radius:10px;
  background:#fff;font-size:14px;font-weight:500;font-family:var(--sans);
  width:100%;
}

/* Payment-plan widgets (PayPal Pay-in-4 etc.) — contain visually */
.cbs-product .summary > [data-pp-message],
.cbs-product .summary .ppc-button-wrapper,
.cbs-product .summary > div[id*="paypal"]{
  margin:6px 0 14px!important;
}

/* Meta (SKU, categories, tags) */
.cbs-product .product_meta{
  margin:18px 0 0;padding:18px 0 0;border-top:1px solid var(--line);
  font-size:13px;color:var(--ink-soft);display:flex;flex-direction:column;gap:8px;
}
.cbs-product .product_meta > span{
  display:flex;flex-wrap:wrap;gap:6px;align-items:baseline;
}
.cbs-product .product_meta strong,
.cbs-product .product_meta .sku_wrapper::before,
.cbs-product .product_meta .posted_in::before,
.cbs-product .product_meta .tagged_as::before{
  font-weight:600;color:var(--ink);text-transform:uppercase;
  font-size:11px;letter-spacing:.06em;margin-right:6px;
}
.cbs-product .product_meta a{
  display:inline-block;padding:3px 10px;background:var(--paper-warm);
  border-radius:999px;color:var(--ink);font-weight:500;font-size:12px;
  margin-right:4px;transition:all .15s;
}
.cbs-product .product_meta a:hover{background:var(--ink);color:var(--paper)}

/* ---------- Trust strip below summary ---------- */
.cbs-product-trust{
  list-style:none;padding:18px 0 0;margin:24px 0 0;
  border-top:1px solid var(--line);
  display:flex;flex-direction:column;gap:14px;
}
.cbs-product-trust li{
  display:flex;align-items:center;gap:14px;
}
.cbs-product-trust svg{
  color:var(--moss);flex-shrink:0;
  width:42px;height:42px;padding:10px;
  background:rgba(79,106,74,.1);border-radius:12px;
}
.cbs-product-trust strong{
  display:block;font-size:14px;font-weight:700;color:var(--ink);
  font-family:var(--sans);line-height:1.3;
}
.cbs-product-trust span{
  display:block;font-size:13px;color:var(--ink-soft);margin-top:2px;
}

/* ---------- Bottom: Tabs + Related ---------- */
.cbs-product-bottom{margin-top:80px}

/* Tabs — full reset of Woo's default tab "shape" decorations, then our pill bar */
.cbs-product-bottom .woocommerce-tabs{margin-top:0}
.cbs-product-bottom .woocommerce-tabs ul.tabs{
  position:relative;
  display:inline-flex;align-items:center;gap:4px;
  margin:0 0 32px!important;padding:5px!important;
  background:var(--paper-warm)!important;
  border:1px solid var(--line)!important;
  border-radius:999px!important;
  list-style:none!important;
  width:auto;overflow:visible;
}
/* Hide Woo's default decorative pseudo-elements (corner shapes & bottom line) */
.cbs-product-bottom .woocommerce-tabs ul.tabs::before,
.cbs-product-bottom .woocommerce-tabs ul.tabs::after,
.cbs-product-bottom .woocommerce-tabs ul.tabs li::before,
.cbs-product-bottom .woocommerce-tabs ul.tabs li::after,
.cbs-product-bottom .woocommerce-tabs ul.tabs li a::before,
.cbs-product-bottom .woocommerce-tabs ul.tabs li a::after{
  content:none!important;display:none!important;
  border:none!important;background:none!important;box-shadow:none!important;
}
.cbs-product-bottom .woocommerce-tabs ul.tabs li{
  margin:0!important;padding:0!important;
  background:transparent!important;
  border:none!important;border-radius:999px!important;
  box-shadow:none!important;
  display:inline-flex;position:relative;z-index:1;
}
.cbs-product-bottom .woocommerce-tabs ul.tabs li a{
  display:inline-flex;align-items:center;
  padding:10px 22px!important;
  font-family:var(--sans);font-size:13px;font-weight:600;letter-spacing:.01em;
  color:var(--ink-soft)!important;
  background:transparent!important;
  border:none!important;border-radius:999px!important;
  text-shadow:none!important;text-decoration:none;
  transition:color .2s, background-color .2s, box-shadow .2s;
  line-height:1.2;
}
.cbs-product-bottom .woocommerce-tabs ul.tabs li a:hover,
.cbs-product-bottom .woocommerce-tabs ul.tabs li a:focus{
  color:var(--ink)!important;background:rgba(255,255,255,.6)!important;
}
.cbs-product-bottom .woocommerce-tabs ul.tabs li.active a,
.cbs-product-bottom .woocommerce-tabs ul.tabs li.active a:link,
.cbs-product-bottom .woocommerce-tabs ul.tabs li.active a:visited,
.cbs-product-bottom .woocommerce-tabs ul.tabs li.active a:hover,
.cbs-product-bottom .woocommerce-tabs ul.tabs li.active a:focus,
.cbs-product-bottom .woocommerce-tabs ul.tabs li.active a:active{
  background:var(--ink)!important;color:var(--paper)!important;
  box-shadow:0 4px 12px -4px rgba(26,34,56,.4);
}
.cbs-product-bottom .woocommerce-Tabs-panel{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:36px;
  font-size:15px;line-height:1.75;color:var(--ink);
}
.cbs-product-bottom .woocommerce-Tabs-panel h2{
  font-family:var(--serif);font-size:24px;font-weight:600;
  letter-spacing:-.01em;margin:0 0 18px;
}
.cbs-product-bottom .woocommerce-Tabs-panel h3,
.cbs-product-bottom .woocommerce-Tabs-panel h4{
  font-family:var(--serif);font-size:18px;font-weight:600;
  margin:24px 0 10px;color:var(--ink);
}
.cbs-product-bottom .woocommerce-Tabs-panel p{margin:0 0 14px;color:var(--ink-soft)}
.cbs-product-bottom .woocommerce-Tabs-panel ul,
.cbs-product-bottom .woocommerce-Tabs-panel ol{
  padding-left:22px;margin:8px 0 18px;color:var(--ink-soft);
}
.cbs-product-bottom .woocommerce-Tabs-panel li{margin-bottom:6px}
.cbs-product-bottom .woocommerce-Tabs-panel strong{color:var(--ink);font-weight:600}
.cbs-product-bottom .woocommerce-Tabs-panel table.shop_attributes{
  width:100%;border-collapse:collapse;margin:0;border:1px solid var(--line);border-radius:12px;overflow:hidden;
}
.cbs-product-bottom .woocommerce-Tabs-panel table.shop_attributes th{
  width:30%;padding:12px 18px;background:var(--paper-warm);text-align:left;
  font-size:12px;letter-spacing:.06em;text-transform:uppercase;font-weight:700;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.cbs-product-bottom .woocommerce-Tabs-panel table.shop_attributes td{
  padding:12px 18px;border-bottom:1px solid var(--line);font-size:14px;color:var(--ink);
}
.cbs-product-bottom .woocommerce-Tabs-panel table.shop_attributes tr:last-child th,
.cbs-product-bottom .woocommerce-Tabs-panel table.shop_attributes tr:last-child td{border-bottom:none}

/* Reviews */
.cbs-product-bottom #reviews #comments .commentlist{padding:0;list-style:none}
.cbs-product-bottom #reviews .comment_container{
  display:flex;gap:14px;background:var(--paper-warm);
  padding:18px;border-radius:14px;
}
.cbs-product-bottom #reviews .comment_container img.avatar{
  width:44px;height:44px;border-radius:50%;float:none;position:static;margin:0;
}
.cbs-product-bottom #reviews .comment-text{margin:0;padding:0;border:none}
.cbs-product-bottom #respond input[type=text],
.cbs-product-bottom #respond input[type=email],
.cbs-product-bottom #respond textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;
  font-family:inherit;font-size:14px;background:#fff;
}
.cbs-product-bottom #respond textarea:focus,
.cbs-product-bottom #respond input:focus{outline:none;border-color:var(--ink)}
.cbs-product-bottom #respond .submit{
  background:var(--ink);color:var(--paper);padding:12px 24px;
  border-radius:999px;font-weight:600;border:none;cursor:pointer;
}
.cbs-product-bottom #respond .submit:hover{background:var(--copper)}

/* ---------- Related Products ---------- */
.cbs-related-products{margin-top:80px}
.cbs-related-head{
  text-align:center;margin-bottom:36px;
}
.cbs-related-head h2{
  font-family:var(--serif);font-size:clamp(28px, 3vw, 36px);
  font-weight:600;letter-spacing:-.02em;margin:0 0 8px;color:var(--ink);
}
.cbs-related-head p{
  margin:0;font-size:14px;color:var(--ink-soft);
}
.cbs-related-grid{
  display:grid;grid-template-columns:repeat(4, 1fr);gap:20px;
}

/* Hide Woo's default related/upsells output if any plugin re-injects it */
.cbs-product-bottom .related.products:not(.cbs-related-products),
.cbs-product-bottom .upsells.products{margin-top:64px}
.cbs-product-bottom .related.products:not(.cbs-related-products) > h2,
.cbs-product-bottom .upsells.products > h2{
  font-family:var(--serif);font-size:28px;font-weight:600;
  text-align:center;margin:0 0 24px;
}
.cbs-product-bottom .related.products:not(.cbs-related-products) ul.products,
.cbs-product-bottom .upsells.products ul.products{
  grid-template-columns:repeat(4, 1fr);gap:20px;
}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .cbs-product-grid{grid-template-columns:1fr;gap:36px}
  .cbs-product-gallery-col{position:static;top:auto}
  .cbs-related-grid{grid-template-columns:repeat(3, 1fr)}
  .cbs-product-bottom{margin-top:56px}
}

@media(max-width:680px){
  .cbs-product-bottom .woocommerce-tabs ul.tabs{flex-wrap:wrap}
  .cbs-product-bottom .woocommerce-Tabs-panel{padding:24px 20px}
  .cbs-related-grid{grid-template-columns:repeat(2, 1fr)}
  .cbs-product .product_title{font-size:30px}
  .cbs-product .price{font-size:26px}
  .cbs-product form.cart{flex-wrap:wrap}
  .cbs-product form.cart .single_add_to_cart_button{flex:1 1 100%}
}