/* Layon 1.3.6: product-page hierarchy; scoped to the detail page. */
body.layon-natural:not(.staff-page) .product-detail{grid-template-areas:"photos heading" "photos buy";grid-template-rows:auto 1fr;row-gap:24px;column-gap:40px}
.product-detail .product-heading{padding:0;margin:0}
.product-detail .product-brand-row{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:48px;margin-bottom:16px}
.product-detail .product-brand{display:inline-flex;align-items:center;gap:12px;min-height:44px;font-size:14px;font-weight:500;line-height:1.4;letter-spacing:0;text-decoration:none}
.product-detail .product-brand:hover span{text-decoration:underline;text-underline-offset:4px}
.product-detail .product-brand img{width:auto;height:auto;max-width:96px;max-height:48px;object-fit:contain;flex:none}
.product-detail .product-brand-row .favorite-form{margin:0 0 0 auto;flex:none}
.product-detail .product-brand-row .favorite-button{width:44px;height:44px}
.product-detail .product-heading h1{font-size:clamp(26px,2.1vw,34px);line-height:1.25;letter-spacing:-.025em;margin:0;overflow-wrap:anywhere}
.product-detail .product-meta{display:flex;align-items:center;flex-wrap:wrap;gap:0 20px;margin-top:8px;font-size:13px;color:var(--layon-secondary);text-transform:none;letter-spacing:normal}
.product-detail .product-meta .product-article{margin:0;line-height:1.5;overflow-wrap:anywhere}
.product-detail .product-review-link{display:inline-flex;align-items:center;gap:6px;min-height:44px;text-decoration:none;color:var(--layon-ink)}
.product-detail .product-rating-star{color:var(--layon-rating-gold);text-decoration:none;-webkit-text-stroke:0}
.product-detail .product-series{font-size:13px;color:var(--layon-secondary);line-height:1.5;margin:0}
.product-detail .product-mobile-jump{display:none}
.product-detail .product-buy-box{align-self:start;margin:0;padding:24px 0;border-block:1px solid var(--layon-line);scroll-margin-top:24px}
.product-detail .product-price-block{margin:0 0 20px;gap:8px 16px}
.product-detail .product-price-block .detail-price{font-size:30px;font-weight:600;line-height:1.25;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.product-detail .product-price-block .purchase-note{font-size:13px;line-height:1.5;margin:0}
.product-detail .product-size-link{display:inline-flex;align-items:center;gap:8px;min-height:44px;margin-left:auto;font-size:13px;text-decoration:underline;text-underline-offset:4px}
.product-detail .product-buy-box .variant-form{display:grid;grid-template-columns:1fr;gap:8px;margin:0 0 20px}
.product-detail .product-buy-box .variant-form label{margin:0;font-size:14px;font-weight:500}
.product-detail .product-buy-box .variant-form select{width:100%;min-height:48px;border:1px solid var(--layon-control-border);background:white;border-radius:6px;padding:10px 36px 10px 12px;color:var(--layon-ink)}
.product-detail .product-buy-box .availability{margin:0 0 16px;font-size:14px;line-height:1.5;font-weight:500}
.product-detail .product-buy-box .order-actions{grid-template-columns:80px minmax(0,1fr)}
.product-detail .product-buy-box .order-actions label{margin:0;line-height:1.4;color:var(--layon-secondary)}
.product-detail .product-buy-box .order-actions .btn{min-height:48px}
.product-detail .product-test-note{margin:12px 0 0;font-size:12px;line-height:1.5}
.product-detail .product-help{margin:0;padding:0}
.product-detail .product-help>p{font-size:13px;line-height:1.65;margin:12px 0;color:var(--layon-secondary)}
.product-detail .product-extra-links,.product-detail .product-service-links{display:flex;flex-wrap:wrap;gap:4px 24px;margin:0}
.product-detail .product-extra-links a,.product-detail .product-service-links a{display:inline-flex;gap:8px;align-items:center;min-height:44px;font-size:14px;line-height:1.4;text-decoration:underline;text-underline-offset:4px}
.product-detail .product-service-links{border-top:1px solid var(--layon-line);margin-top:16px;padding-top:8px}
.product-detail .product-stock-details{margin:8px 0 0}
.product-detail .variant-specs{font-size:13px;margin:16px 0}
.product-section-nav{display:flex;flex-wrap:wrap;gap:4px 32px;align-items:center;border-block:1px solid var(--layon-line);padding:12px 0;margin-top:40px;margin-bottom:32px}
.product-section-nav a{display:inline-flex;align-items:center;min-height:44px;font-size:14px;font-weight:500;text-decoration:none;line-height:1.4}
.product-section-nav a:hover{text-decoration:underline;text-underline-offset:4px;color:#006b91}
.product-details-body{grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:64px;margin:0 0 48px}
.product-details-body>section{min-width:0;scroll-margin-top:24px}
.product-details-body h2,.product-related h2{font-size:24px;line-height:1.3;letter-spacing:-.02em;margin-bottom:20px}
.product-details-body .source-description{font-size:15px;line-height:1.75;overflow-wrap:anywhere}
.product-details-body .source-description p{margin:0 0 16px;line-height:inherit}
.product-details-body .specs{font-size:14px;line-height:1.55;margin:0}
.product-details-body .specs>div{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px;padding:12px 0;border-bottom:1px solid var(--layon-line);align-items:start}
.product-details-body .specs dt{color:var(--layon-secondary);overflow-wrap:anywhere}
.product-details-body .specs dd{margin:0;font-weight:400;overflow-wrap:anywhere}
.product-related{margin:48px 0}
.product-detail a:focus-visible,.product-section-nav a:focus-visible,.product-details-body a:focus-visible{outline:2px solid #006b91;outline-offset:4px}
@media(max-width:1023px){
  body.layon-natural:not(.staff-page) .product-detail{grid-template-columns:1fr;grid-template-areas:"heading" "photos" "buy";grid-template-rows:auto;gap:24px;max-width:700px;margin-inline:auto}
  .product-detail .product-heading h1{font-size:28px}
  .product-detail .product-mobile-jump{display:inline-flex;align-items:center;gap:8px;min-height:44px;font-size:14px;text-decoration:underline;text-underline-offset:4px}
  .product-detail .product-photos{display:block}
  .product-detail .detail-image{width:100%;aspect-ratio:1;max-height:none;padding:0;background:transparent;overflow:hidden}
  .product-detail .detail-image>a{display:block;width:100%;height:100%}
  body.layon-natural:not(.staff-page) .product-detail .detail-image img{width:100%;height:100%;max-height:none;object-fit:contain;object-position:center}
  .product-detail .product-photos .gallery{display:flex;gap:8px;margin:12px 0 0;padding:4px 2px;overflow-x:auto;scrollbar-width:none;overscroll-behavior-x:contain}
  .product-detail .product-photos .gallery::-webkit-scrollbar{display:none}
  .product-detail .product-photos .gallery a{flex:0 0 56px;width:56px;aspect-ratio:1;border:1px solid var(--layon-line);padding:3px;border-radius:6px}
  .product-detail .product-photos .gallery a[aria-current]{border:2px solid var(--layon-primary);padding:2px}
  .product-detail .product-photos .gallery img{width:100%;height:100%;aspect-ratio:1;object-fit:contain}
  .product-details-body{grid-template-columns:1fr;gap:32px}
}
@media(max-width:767px){
  body.layon-natural:not(.staff-page) .product-detail{gap:20px}
  .product-detail .product-brand-row{margin-bottom:12px;min-height:44px}
  .product-detail .product-brand img{max-width:88px;max-height:40px}
  .product-detail .product-heading h1{font-size:24px;line-height:1.3}
  .product-detail .product-meta{column-gap:16px}
  .product-detail .product-buy-box{padding:20px 0}
  .product-detail .product-price-block .detail-price{font-size:28px}
  .product-section-nav{gap:4px 24px;margin-top:32px;margin-bottom:24px}
  .product-details-body{margin-bottom:32px}
  .product-details-body h2,.product-related h2{font-size:22px}
  .product-details-body .specs>div{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:12px}
  .product-related{margin:32px 0}
}

.product-detail .product-dispatch{margin:0 0 16px;font-size:13px;line-height:1.6;color:var(--layon-secondary)}
.product-detail .product-dispatch p{margin:0;font-size:inherit;line-height:inherit}
.product-detail .product-dispatch strong{font-weight:500;color:var(--layon-ink)}
.product-detail .product-supplier-test-note{margin:0 0 16px;font-size:12px;line-height:1.5;color:var(--layon-secondary)}

/* Full-width purchase action, then the original-style cart counter and save. */
.product-detail .product-cart-control [hidden]{display:none!important}
.product-detail .product-cart-control form{margin:0;min-width:0}
.product-detail .product-add-button{width:100%;min-height:52px;font-size:16px}
.product-detail .product-cart-stepper{display:grid;grid-template-columns:52px minmax(0,1fr) 52px;min-height:52px;border:1px solid var(--layon-primary);border-radius:6px;overflow:hidden}
.product-detail .product-cart-step{display:grid;place-items:center;width:100%;height:100%;min-height:52px;padding:0;border:0;border-radius:0;background:var(--layon-primary);color:var(--layon-primary-foreground);font:400 26px/1 var(--layon-font);cursor:pointer}
.product-detail .product-cart-step:hover{background:var(--layon-primary-hover)}
.product-detail .product-cart-step:disabled{background:#f7f7f7;color:#808080;cursor:default}
.product-detail .product-cart-summary{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-width:0;padding:6px 8px;line-height:1.4;text-decoration:none;background:#fff}
.product-detail .product-cart-summary strong{font-size:14px;font-weight:500;font-variant-numeric:tabular-nums}
.product-detail .product-cart-summary>span{font-size:12px;text-decoration:underline;text-underline-offset:3px;color:var(--layon-secondary)}
.product-detail .product-cart-status{margin:8px 0 0;font-size:12px;line-height:1.5;color:var(--layon-secondary)}
.product-detail .product-cart-status:empty{display:none}
.product-detail .product-cart-status.is-confirmed{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
.product-detail .product-save-form{display:flex;justify-content:center;margin:8px 0 0}
body.layon-natural:not(.staff-page) .product-detail .product-save-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:auto;height:auto;min-height:44px;padding:8px 12px;border:0;border-radius:6px;background:transparent;color:var(--layon-ink);font:400 14px/1.5 var(--layon-font);cursor:pointer}
.product-detail .product-save-button svg{width:20px;height:20px;flex:none}
body.layon-natural:not(.staff-page) .product-detail .product-save-button:hover{background:#f7f7f7}
body.layon-natural:not(.staff-page) .product-detail .product-save-button.selected{color:#006b91;background:transparent}
.product-detail .product-cart-step:focus-visible,.product-detail .product-cart-summary:focus-visible{outline-offset:-4px;outline:2px solid var(--layon-ink)}

/* Audit 11.10: explicit variant choices; source identity and availability preserved. */
.variant-picks{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 8px}
.variant-pick{display:flex;flex-direction:column;align-items:center;justify-content:center;min-width:48px;min-height:48px;padding:8px 14px;border:1px solid var(--layon-control-border);border-radius:6px;color:var(--layon-ink);text-decoration:none;font-size:14px;line-height:1.4}
.variant-pick small{display:block;font-size:12px;color:var(--layon-secondary)}
.variant-pick[aria-current]{border:2px solid var(--layon-ink);padding:7px 13px;background:var(--layon-warm)}
.variant-pick:hover{background:var(--layon-warm)}
.variant-pick.is-unavailable>span:first-child{text-decoration:line-through;text-decoration-color:var(--layon-secondary)}
.variant-select-details{margin:0 0 12px;font-size:13px}
.variant-select-details>summary{display:inline-flex;align-items:center;min-height:44px;cursor:pointer;text-decoration:underline;text-underline-offset:4px}
.variant-select-details[open]>.variant-form{margin-top:8px}
.dispatch-short>span{display:block;margin-top:4px}
.dispatch-explanation{font-size:13px}
.dispatch-explanation>summary{display:inline-flex;align-items:center;min-height:44px;cursor:pointer;text-decoration:underline;text-underline-offset:4px}
.dispatch-explanation p{padding:8px 0;max-width:60ch}
@media(max-width:767px){
  body.layon-natural:not(.staff-page) .product-detail{gap:16px}
  .product-detail .product-brand-row{margin-bottom:8px}
  .product-detail .product-heading h1{font-size:22px;line-height:1.35}
  .product-detail .product-meta{margin-top:4px}
  .product-detail .detail-image{aspect-ratio:9/10;max-height:420px}
  .product-detail .product-photos .gallery{margin-top:8px}
  .product-detail .photo-help{font-size:12px;line-height:1.5;margin-top:4px}
  .product-detail .product-buy-box{padding:16px 0}
  .product-detail .product-price-block{margin-bottom:12px}
  .product-detail .product-buy-box .availability{margin-bottom:8px}
  .product-detail .product-dispatch{margin-bottom:12px}
}

.purchase-shortcut{display:none}
@media(max-width:767px){
 .purchase-shortcut:not([hidden]){position:fixed;z-index:34;inset:auto 0 0;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 5% calc(12px + env(safe-area-inset-bottom));background:#fff;border-top:1px solid var(--layon-line);box-shadow:0 -4px 16px rgba(27,39,56,.06)}
 .purchase-shortcut>span{font-size:18px;font-weight:600;white-space:nowrap}
 .purchase-shortcut .btn{min-height:48px;font-size:14px;padding:12px 20px}
 body.has-purchase-shortcut .chat-widget-dock{bottom:calc(92px + env(safe-area-inset-bottom))}
 body.has-purchase-shortcut{padding-bottom:80px}
}

/* Keep the size table note readable when opened by its direct purchase link. */
body:has(#size-guide:target) .chat-widget-dock{display:none}

/* Secondary product actions and quiet, static recommendations. */
.product-detail .product-after-purchase{display:flex;align-items:start;justify-content:center;gap:12px 28px;flex-wrap:wrap;margin-top:12px}
.product-detail .product-after-purchase .product-save-form{width:auto;margin:0;min-width:0}
.product-share{position:relative;min-width:0}
.product-share>summary{display:flex;align-items:center;gap:8px;min-height:44px;padding:8px 0;font-size:14px;list-style:none;cursor:pointer}
.product-share>summary::-webkit-details-marker{display:none}
.product-share>summary svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.35}
.product-share>summary:hover{text-decoration:underline;text-underline-offset:4px}
.product-share-panel{position:absolute;top:100%;right:0;z-index:20;width:min(360px,calc(100vw - 32px));padding:20px;border:1px solid var(--layon-line);border-radius:10px;box-shadow:0 12px 32px #1b27381a;background:#fff;display:grid;gap:12px}
.product-share-panel label{font-size:14px;font-weight:500}
.product-share-panel input{min-width:0;width:100%;padding:12px;border:1px solid var(--layon-control-border);border-radius:6px;font:400 16px/1.4 var(--layon-font);background:#fff;color:var(--layon-ink)}
.product-share-panel .btn{width:100%;margin:0}
.product-share-panel [hidden]{display:none!important}
.product-share-status{margin:0;font-size:13px;line-height:1.5;overflow-wrap:anywhere}
.product-share-status:empty{display:none}
.product-share summary:focus-visible,.product-share button:focus-visible,.product-share input:focus-visible{outline:2px solid var(--layon-ink);outline-offset:3px}
.product-recommendations{margin:48px 0;border-top:1px solid var(--layon-line);padding-top:32px}
.product-recommendation-heading{margin-bottom:24px}
.product-recommendation-heading h2{font-size:clamp(24px,2.5vw,32px);line-height:1.2;margin-bottom:8px}
.product-recommendation-heading p{font-size:14px;color:var(--layon-secondary);max-width:680px;margin:0}
.product-recommendations .real-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.product-explore{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:32px 0}
.product-explore-card{display:flex;align-items:center;gap:20px;min-height:100px;padding:20px 24px;border:1px solid var(--layon-line);border-radius:10px;background:#f7f7f7}
.product-explore-card img{width:72px;height:56px;object-fit:contain;flex:none}
.product-explore-card span{display:grid;gap:4px;min-width:0}
.product-explore-card small{font-size:13px;color:var(--layon-secondary)}
.product-explore-card strong{font-size:18px;font-weight:500;overflow-wrap:anywhere}
.product-explore-card:hover{border-color:var(--layon-primary);background:#fff}
.product-explore-card:only-child{grid-column:1/-1}
.product-explore-card:focus-visible{outline:2px solid var(--layon-ink);outline-offset:3px}
@media(max-width:720px){
  .product-detail .product-after-purchase{gap:8px 20px;position:relative}
  .product-share{position:static}
  .product-share-panel{width:100%;max-width:100%;right:0;z-index:40}
  .product-recommendations{margin:32px 0;padding-top:24px}
  .product-recommendations .real-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 14px}
  .product-recommendation-heading{margin-bottom:20px}
  .product-explore{grid-template-columns:1fr}
  .product-explore-card{padding:16px 20px;min-height:88px}
}

/* Keep discovery reachable after long source descriptions; no text removed. */
.product-details-body.is-specifications-only{grid-template-columns:minmax(0,1fr)}
.product-details-body.is-specifications-only>section{max-width:800px}
.product-details-body [data-product-description-preview].is-collapsed .source-description{max-height:20em;overflow:hidden}
.product-description-toggle{display:inline-flex;align-items:center;gap:8px;min-height:44px;margin-top:8px;padding:0;border:0;background:none;color:var(--layon-ink);font:400 14px/1.5 var(--layon-font);text-decoration:underline;text-underline-offset:4px;cursor:pointer}
.product-description-toggle[hidden]{display:none}
.product-description-toggle svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.4}
.product-description-toggle[aria-expanded="true"] svg{transform:rotate(180deg)}
.product-description-toggle:focus-visible{outline:2px solid var(--layon-ink);outline-offset:3px}
@media(max-width:720px){.product-details-body [data-product-description-preview].is-collapsed .source-description{max-height:14em}}

/* Native top-layer size dialog. Source tables stay inline without JS. */
.product-size-dialog{width:min(660px,calc(100vw - 32px));max-width:none;max-height:min(82dvh,760px);margin:auto;padding:0;border:0;border-radius:10px;box-shadow:0 20px 70px #1b273830;color:var(--layon-ink);background:#fff;overflow:hidden}
.product-size-dialog::backdrop{background:#1b273866}
.product-size-dialog[open]{display:flex;flex-direction:column}
.product-size-dialog-header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 20px;border-bottom:1px solid var(--layon-line);flex:none}
.product-size-dialog-header h2{margin:0;font-size:22px;font-weight:500;letter-spacing:-.02em}
.product-size-dialog-close{display:grid;place-items:center;min-width:44px;min-height:44px;padding:10px;border:0;border-radius:6px;background:#f7f7f7;color:var(--layon-ink);cursor:pointer}
.product-size-dialog-close svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.5}
.product-size-dialog-close:hover{background:#ededed}
.product-size-dialog :focus-visible{outline:2px solid var(--layon-accent);outline-offset:2px}
.product-size-dialog-body{overflow:auto;overscroll-behavior:contain;padding:24px;min-height:0}
.product-size-dialog .size-guide{margin:0;padding:0;border:0}
.product-size-dialog .size-guide+.size-guide{margin-top:24px;padding-top:24px;border-top:1px solid var(--layon-line)}
.product-size-dialog .size-guide h2{font-size:20px;line-height:1.4;margin:0 0 16px;letter-spacing:-.02em}
.product-size-dialog .size-guide p{font-size:13px;line-height:1.6;margin:16px 0 0;color:var(--layon-secondary)}
.product-size-dialog .size-scroll{overflow:auto;max-width:100%;margin-top:12px}
.product-size-dialog table{width:100%;border-collapse:collapse;font-size:14px}
.product-size-dialog th,.product-size-dialog td{padding:12px 14px;text-align:left;border:1px solid var(--layon-line)}
.product-size-dialog thead{background:#f7f7f7}
.product-size-dialog th{font-weight:500}
.product-size-dialog .size-guide-group{margin-top:12px}
.product-size-dialog .size-guide-group>summary{display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:44px;padding:8px 12px;background:#f7f7f7;border-radius:6px;list-style:none;font-weight:500;cursor:pointer}
.product-size-dialog .size-guide-group>summary::-webkit-details-marker{display:none}
.product-size-dialog .size-guide-group[open]>summary .disclosure-chevron{transform:rotate(225deg)}
body.size-guide-open{overflow:hidden}
@media(max-width:600px){.product-size-dialog{width:calc(100vw - 24px);max-height:86dvh}.product-size-dialog-header{padding:12px 16px}.product-size-dialog-body{padding:20px 16px}.product-size-dialog-header h2{font-size:20px}.product-size-dialog th,.product-size-dialog td{padding:10px;font-size:13px}}

html:has(.product-size-dialog[open]){scrollbar-gutter:stable}

/* Unavailable choices retain their original selection behavior and status label. */
body.layon-natural:not(.staff-page) .product-detail .variant-form select option.variant-unavailable{color:var(--layon-unavailable-text,#999999)}

/* Preserve the mutually exclusive purchase-shortcut controls. */
.purchase-shortcut [hidden]{display:none!important}