/* === TRENFi Product Detail CSS v1 === */

/* Gallery crossfade and detail-page thumbnail treatment */
.gallery-slide{display:flex !important;align-items:center;justify-content:center;position:absolute;inset:0;opacity:0;transition:opacity .5s ease;pointer-events:none}
.gallery-slide.active{position:relative;opacity:1;pointer-events:auto}
.gallery-slide{padding:24px}
.gallery-slide picture,.gallery-thumb picture{display:block;width:100%;height:100%;line-height:0}
.gallery-slide picture img,.gallery-thumb picture img{width:100%;height:100%}
.gallery-main{
cursor:zoom-in;
background:
radial-gradient(circle at 50% 40%,#fffefa 0%,#f1eadf 70%);
border:1px solid var(--polish-line);
box-shadow:0 22px 52px rgba(35,29,20,0.11);
}
.gallery-thumb{transition:border-color var(--transition),transform .3s ease,box-shadow .3s ease;background:#f7f1e7;border-color:transparent;box-shadow:0 5px 14px rgba(35,29,20,0.08)}
.gallery-thumb.active{border-color:var(--color-accent);transform:scale(1.08);box-shadow:0 2px 12px rgba(201,169,110,0.3)}
.gallery-thumbs{position:relative;-webkit-mask-image:linear-gradient(to right,#000 85%,transparent 100%);mask-image:linear-gradient(to right,#000 85%,transparent 100%)}
.gallery-thumbs::-webkit-scrollbar{height:4px}
.gallery-thumbs::-webkit-scrollbar-track{background:transparent}
.gallery-thumbs::-webkit-scrollbar-thumb{background:var(--color-accent);border-radius:2px}

/* Lightbox */
.lightbox-overlay{position:fixed;inset:0;z-index:1000;background:rgba(0,0,0,0.92);display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s ease;backdrop-filter:blur(8px)}
.lightbox-overlay.active{opacity:1}
.lightbox-img{max-width:90vw;max-height:85vh;object-fit:contain;border-radius:8px}
.lightbox-close{position:absolute;top:20px;right:24px;width:44px;height:44px;background:rgba(255,255,255,0.1);border:1px solid rgba(255,255,255,0.2);border-radius:50%;color:#fff;font-size:1.4rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .3s ease}
.lightbox-close:hover{background:rgba(255,255,255,0.2)}
.lightbox-arrow{position:absolute;top:50%;transform:translateY(-50%);width:48px;height:48px;background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.15);border-radius:50%;color:#fff;font-size:1.2rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .3s ease}
.lightbox-arrow:hover{background:rgba(255,255,255,0.18)}
.lightbox-prev{left:20px}
.lightbox-next{right:20px}
.lightbox-counter{position:absolute;bottom:24px;left:50%;transform:translateX(-50%);color:rgba(255,255,255,0.6);font-size:.85rem;letter-spacing:.1em}

/* Sticky buy bar */
.sticky-buy-bar{position:fixed;bottom:0;left:0;right:0;z-index:99;background:rgba(255,255,255,0.95);backdrop-filter:blur(16px);border-top:1px solid var(--color-border);padding:12px 24px;display:flex;align-items:center;justify-content:center;gap:20px;transform:translateY(100%);transition:transform .4s cubic-bezier(0.22,1,0.36,1);box-shadow:0 -4px 20px rgba(0,0,0,0.08)}
.sticky-buy-bar.visible{transform:translateY(0)}
.sticky-buy-bar .sticky-name{font-size:.88rem;font-weight:600;max-width:280px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sticky-buy-bar .sticky-price{font-family:var(--font-display);font-size:1.1rem;font-weight:700;color:var(--color-accent-dark)}
.sticky-buy-bar .btn{padding:10px 28px;font-size:.88rem}

/* Product copy, price and decision chips */
.product-layout{gap:64px}
.product-info h1{font-family:var(--font-display);font-size:clamp(1.5rem,2vw,2rem);line-height:1.28;letter-spacing:-.01em;font-weight:600}
.product-info .product-subcategory{margin-bottom:14px}
.product-info .review-count{cursor:pointer;text-decoration:underline;text-decoration-color:rgba(107,107,107,0.3);text-underline-offset:3px;transition:color var(--transition),text-decoration-color var(--transition)}
.product-info .review-count:hover{color:var(--color-accent-dark);text-decoration-color:var(--color-accent-dark)}
.product-price-large{letter-spacing:-.02em;font-feature-settings:'tnum';margin:20px 0 8px;padding-bottom:20px;border-bottom:1px solid var(--color-border)}
.price-currency{font-size:.65em;font-weight:500;vertical-align:super;margin-right:1px;opacity:.7}
.price-shipping{font-size:.78rem;color:var(--color-accent-dark);font-weight:500;margin-top:6px;display:flex;align-items:center;gap:6px}
.price-shipping svg{width:14px;height:14px;fill:var(--color-accent-dark)}
.product-bullets{background:rgba(255,253,248,0.74);border:1px solid var(--polish-line);border-radius:12px;padding:22px 24px;box-shadow:0 12px 28px rgba(34,28,18,0.05)}
.product-bullets li{font-size:.92rem;color:#555852}
.product-decision{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:18px 0 22px}
.decision-chip{padding:12px 14px;border:1px solid var(--polish-line);border-radius:10px;background:rgba(255,253,248,0.82);box-shadow:0 10px 24px rgba(34,28,18,0.05)}
.decision-chip span{display:block;font-size:.66rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--polish-gold-dark);margin-bottom:3px}
.decision-chip strong{display:block;font-size:.9rem;line-height:1.35;color:#24231f;font-weight:650}
.product-conversion-brief{
margin:0 0 18px;
padding:20px;
background:#fffdf8;
border:1px solid rgba(34,28,18,.1);
border-radius:8px;
box-shadow:0 14px 32px rgba(34,28,18,.055);
}
.product-conversion-brief>span{
display:block;
font-size:.66rem;
font-weight:850;
line-height:1.2;
text-transform:uppercase;
letter-spacing:.08em;
color:var(--polish-gold-dark);
margin-bottom:8px;
}
.product-conversion-brief h2{
font-family:var(--font-display);
font-size:1.28rem;
line-height:1.18;
margin:0 0 16px;
color:#171511;
}
.product-conversion-grid{
display:grid;
grid-template-columns:1fr 1fr;
gap:10px;
margin-bottom:14px;
}
.product-conversion-grid div,
.product-conversion-choose{
padding:14px;
background:#f7f1e7;
border:1px solid rgba(34,28,18,.075);
border-radius:6px;
}
.product-conversion-grid strong,
.product-conversion-choose strong{
display:block;
font-size:.7rem;
font-weight:850;
text-transform:uppercase;
letter-spacing:.08em;
color:#8a6a2e;
margin-bottom:6px;
}
.product-conversion-grid p,
.product-conversion-choose li{
font-size:.84rem;
line-height:1.58;
color:#555852;
}
.product-conversion-choose ul{
display:grid;
gap:6px;
margin:0;
padding-left:18px;
}
.product-conversion-links{
display:flex;
flex-wrap:wrap;
gap:8px;
margin-top:14px;
}
.product-conversion-links a{
display:inline-flex;
align-items:center;
justify-content:center;
min-height:34px;
padding:8px 10px;
border:1px solid rgba(26,26,26,.14);
border-radius:4px;
background:#fff;
font-size:.7rem;
font-weight:800;
line-height:1.2;
text-transform:uppercase;
color:#171511;
transition:background .24s ease,border-color .24s ease,color .24s ease,transform .24s ease;
}
.product-conversion-links a:hover{
background:#171511;
border-color:#171511;
color:#fff;
transform:translateY(-1px);
}
.product-actions .btn[data-outbound="amazon"]{width:min(100%,320px)}
.amazon-trust-note{
max-width:420px;
margin:10px 0 0;
font-size:.78rem;
line-height:1.45;
color:#6d6a61;
}

/* Product detail Amazon CTA: black premium treatment */
.product-actions .btn[data-outbound="amazon"],
.sticky-buy-bar .btn[data-outbound="amazon"]{
width:min(100%,420px);
min-height:58px;
background:#11110f !important;
background-image:none !important;
border:1px solid #11110f !important;
border-radius:4px;
color:#fff !important;
box-shadow:0 18px 42px rgba(17,17,15,.18);
font-weight:750;
letter-spacing:.01em;
}

.product-actions .btn[data-outbound="amazon"]::after,
.sticky-buy-bar .btn[data-outbound="amazon"]::after{
background:linear-gradient(90deg,transparent,rgba(255,255,255,.16),transparent);
}

.product-actions .btn[data-outbound="amazon"]:hover,
.sticky-buy-bar .btn[data-outbound="amazon"]:hover{
background:#25231f !important;
border-color:#25231f !important;
color:#fff !important;
transform:translateY(-2px);
box-shadow:0 22px 54px rgba(17,17,15,.22);
}

.purchase-snapshot{
padding:70px 0;
background:#211f1a;
color:#fff;
content-visibility:auto;
contain-intrinsic-size:auto 520px;
}

.purchase-snapshot-inner{
display:grid;
grid-template-columns:.82fr 1.18fr;
gap:28px;
align-items:start;
}

.purchase-snapshot-heading .section-eyebrow{
color:#d7bd7a;
}

.purchase-snapshot-heading h2{
font-family:var(--font-display);
font-size:clamp(1.65rem,2.8vw,2.35rem);
line-height:1.13;
margin:0 0 12px;
color:#fff;
}

.purchase-snapshot-heading p{
font-size:.96rem;
line-height:1.72;
color:rgba(255,255,255,.72);
}

.purchase-snapshot-grid{
display:grid;
grid-template-columns:repeat(3,minmax(0,1fr));
gap:12px;
}

.purchase-snapshot-card{
min-height:190px;
padding:20px;
background:rgba(255,253,248,.08);
border:1px solid rgba(255,255,255,.12);
border-radius:8px;
}

.purchase-snapshot-card span{
display:block;
font-size:.68rem;
font-weight:800;
text-transform:uppercase;
letter-spacing:.08em;
color:#d7bd7a;
margin-bottom:9px;
}

.purchase-snapshot-card p{
font-size:.9rem;
line-height:1.68;
color:rgba(255,255,255,.76);
}

.purchase-snapshot-actions{
grid-column:2;
display:flex;
flex-wrap:wrap;
gap:10px;
margin-top:-8px;
}

.purchase-snapshot-actions .product-card-link{
display:inline-flex;
align-items:center;
justify-content:center;
min-height:40px;
padding:10px 14px;
border-color:rgba(255,255,255,.2);
background:transparent;
color:#fff;
font-size:.74rem;
font-weight:800;
text-transform:uppercase;
letter-spacing:.02em;
}

.purchase-snapshot-actions .product-card-link:hover{
border-color:rgba(255,255,255,.44);
background:rgba(255,255,255,.1);
}

.product-seo-section{
padding:72px 0;
background:linear-gradient(180deg,#fffdf8 0%,#f6efe5 100%);
content-visibility:auto;
contain-intrinsic-size:auto 620px;
}

.product-seo-grid{
display:grid;
grid-template-columns:1.05fr .95fr;
gap:22px;
align-items:start;
}

.product-seo-panel{
background:rgba(255,253,248,.86);
border:1px solid var(--polish-line);
border-radius:14px;
padding:32px;
box-shadow:0 16px 42px rgba(34,28,18,.06);
}

.product-seo-panel h2{
font-family:var(--font-display);
font-size:clamp(1.55rem,2.4vw,2.05rem);
line-height:1.16;
margin:0 0 22px;
}

.product-fit-list{
display:grid;
gap:16px;
}

.product-fit-list div{
border-top:1px solid rgba(34,28,18,.08);
padding-top:16px;
}

.product-fit-list dt,
.product-seo-faq-item h3{
font-size:.72rem;
text-transform:uppercase;
letter-spacing:.11em;
font-weight:800;
color:var(--polish-gold-dark);
margin-bottom:6px;
}

.product-fit-list dd,
.product-seo-faq-item p{
font-size:.94rem;
line-height:1.72;
color:#555852;
}

.product-seo-faq-item{
border-top:1px solid rgba(34,28,18,.08);
padding-top:16px;
margin-top:16px;
}

/* Product-only rich sections */
.aplus-section{background:linear-gradient(180deg,#fffefa 0%,#f4eee4 100%);content-visibility:auto;contain-intrinsic-size:auto 600px}
.aplus-gallery{gap:3px;border-radius:var(--radius-lg)}
.aplus-img{border-radius:4px}
.aplus-gallery picture{display:block;width:100%;line-height:0}
.aplus-gallery picture img{width:100%;height:auto}
.product-reviews,.specs-wrapper{content-visibility:auto;contain-intrinsic-size:auto 600px}
.specs-section,.product-reviews .container{max-width:1060px}
.product-reviews .review-card{position:relative;padding-top:36px}
.product-reviews .review-card::before{content:'\201C';position:absolute;top:8px;left:20px;font-family:var(--font-display);font-size:3rem;line-height:1;color:var(--color-accent);opacity:.2;pointer-events:none}

/* Zoom lens enhancement */
.gallery-zoom-lens{position:absolute;width:180px;height:180px;border-radius:50%;border:2px solid rgba(201,169,110,0.4);box-shadow:0 4px 24px rgba(0,0,0,0.15);background-repeat:no-repeat;pointer-events:none;opacity:0;transition:opacity .2s ease;z-index:10;cursor:none}
.gallery-main:hover .gallery-zoom-lens{opacity:1}
.gallery-main{cursor:crosshair}

/* Related products */
.related-products{padding:72px 0 92px;background:linear-gradient(180deg,#fffdf8 0%,#f7f1e7 100%);content-visibility:auto;contain-intrinsic-size:auto 560px}
.related-products .section-header{display:block;max-width:680px;margin:0 0 30px}
.related-products .section-header h2{font-family:var(--font-display);font-size:clamp(1.8rem,3vw,2.4rem);line-height:1.15;margin:8px 0 10px;color:#1f201d}
.related-products .section-header p{max-width:560px;font-size:.98rem;line-height:1.75;color:var(--color-text-muted)}
.related-products-grid{grid-template-columns:repeat(4,minmax(0,1fr));align-items:stretch}
.related-products .product-card{height:100%}

/* Preserve the loading fix after old entrance animations were removed from global CSS. */
.product-gallery,.product-info,.product-gallery.entered,.product-info.entered{opacity:1;transform:none}

@media(max-width:1024px){
.product-layout{gap:36px}
.related-products-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:768px){
.product-info h1{font-size:1.3rem}
.gallery-zoom-lens{display:none}
.gallery-main{cursor:zoom-in}
.product-layout{gap:24px}
.product-bullets{padding:18px}
}
@media(max-width:520px){
.product-decision{grid-template-columns:1fr;gap:8px}
.product-conversion-grid{grid-template-columns:1fr}
.decision-chip{padding:11px 12px}
.related-products{padding:54px 0 68px}
.related-products .section-header{margin-bottom:22px}
.related-products-grid{grid-template-columns:1fr 1fr;gap:12px}
}
@media(prefers-reduced-motion:reduce){
.gallery-slide,.gallery-thumb,.lightbox-overlay,.sticky-buy-bar{transition:none !important}
}

/* === TRENFi Product Brand Visual v1 === */
.product-detail{
background:linear-gradient(180deg,#fffdf8 0%,#f7f1e7 100%);
}

.product-gallery .gallery-main{
border-color:rgba(32,28,20,.11);
box-shadow:0 28px 72px rgba(24,21,16,.12);
}

.product-info h1{
color:#11110f;
}

.product-price-large{
color:#11110f;
}

.product-bullets,
.decision-chip{
background:rgba(255,253,248,.88);
border-color:rgba(32,28,20,.1);
}

.product-actions .btn[data-outbound="amazon"]{
max-width:460px;
font-size:1.02rem;
}

@media(max-width:768px){
.product-seo-grid{
grid-template-columns:1fr;
}

.purchase-snapshot-inner{
grid-template-columns:1fr;
}

.purchase-snapshot-grid{
grid-template-columns:1fr;
}

.purchase-snapshot-actions{
grid-column:auto;
margin-top:0;
}
}