/* DT256 product details redesign — preserves existing header/footer and workflows. */
body.prod-active{max-width:1520px}
body.prod-active .content{padding-left:18px;padding-right:18px}
.dt-product-page{max-width:1480px;margin:0 auto;padding-bottom:10px}
.dt-product-breadcrumb{display:flex;align-items:center;gap:7px;flex-wrap:wrap;margin:2px 0 14px;font-size:12px;color:var(--muted)}
.dt-product-breadcrumb button{border:0;background:none;padding:0;color:#2E7DF5;font:700 12px inherit;cursor:pointer}
.dt-product-breadcrumb strong{color:var(--text);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:min(520px,55vw)}
.dt-product-hero-grid{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(350px,.92fr) minmax(285px,.66fr);gap:12px;align-items:start}
.dt-product-media-column,.dt-product-info-column,.dt-product-sidebar{min-width:0}
.dt-product-gallery{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:8px;box-shadow:0 4px 18px rgba(20,80,140,.07)}
.dt-gallery-stage{aspect-ratio:4/3;height:auto;min-height:330px;max-height:410px;position:relative;overflow:hidden;border-radius:11px;background:#111827;border:1px solid var(--border)}
body:not(.light-theme) .dt-gallery-stage{background:var(--bg3)}
.dt-gallery-track{height:100%;display:flex;overflow-x:auto;scroll-snap-type:x mandatory;scroll-behavior:smooth;scrollbar-width:none}
.dt-gallery-track::-webkit-scrollbar{display:none}
.dt-gallery-slide{min-width:100%;height:100%;display:flex;align-items:center;justify-content:center;scroll-snap-align:center;background:#111827;overflow:hidden}
.dt-gallery-slide img{width:100%;height:100%;object-fit:cover;object-position:center;cursor:zoom-in;display:block;transition:opacity .16s ease,transform .2s ease}.dt-gallery-slide img.dt-watermark-source:not(.dt-wm-ready){opacity:.02}.dt-gallery-slide img.dt-wm-ready{opacity:1}
.dt-gallery-fav{position:absolute;right:14px;top:14px;z-index:8;width:42px;height:42px;border:1px solid var(--border);border-radius:50%;background:rgba(255,255,255,.94);color:#1f2937;font-size:24px;line-height:1;cursor:pointer;box-shadow:0 4px 14px rgba(0,0,0,.12)}

.dt-gallery-download{position:absolute;right:62px;top:14px;z-index:8;width:42px;height:42px;border:1px solid var(--border);border-radius:50%;background:rgba(255,255,255,.94);color:#1f2937;font-size:21px;line-height:1;cursor:pointer;box-shadow:0 4px 14px rgba(0,0,0,.12)}
body:not(.light-theme) .dt-gallery-download,body:not(.light-theme) .dt-gallery-fav{background:rgba(15,33,61,.94);color:#fff}

.dt-gallery-counter{left:auto;right:14px;top:auto;bottom:14px;background:rgba(15,23,42,.72);font-size:11px;padding:4px 10px}
.dt-gallery-arrow{width:38px;height:38px;background:rgba(255,255,255,.92);color:#26364D;border:1px solid rgba(15,27,45,.12);box-shadow:0 4px 12px rgba(0,0,0,.12)}
.dt-gallery-dots{bottom:15px}
.dt-gallery-thumbs{display:flex;gap:7px;overflow-x:auto;padding:8px 1px 1px;scrollbar-width:thin;scrollbar-color:#c4d2e2 transparent}
.dt-gallery-thumb{width:70px;height:54px;flex:0 0 70px;border:2px solid transparent;border-radius:10px;padding:0;overflow:hidden;background:var(--bg3);cursor:pointer;transition:border-color .15s,transform .15s,box-shadow .15s}
.dt-gallery-thumb:hover{transform:translateY(-1px)}
.dt-gallery-thumb.active{border-color:#2E7DF5;box-shadow:0 0 0 2px rgba(46,125,245,.12)}
.dt-gallery-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.dt-product-info-column{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:15px;box-shadow:0 4px 18px rgba(20,80,140,.07)}
.dt-product-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:9px}
.dt-product-tags span{border-radius:20px;padding:5px 11px;font-size:11px;font-weight:800}
.dt-product-info-column h1{font-size:25px;line-height:1.18;font-weight:950;color:var(--text);text-transform:uppercase;letter-spacing:.2px;margin:0 0 5px;overflow-wrap:anywhere}
.dt-product-price{font-size:29px;line-height:1.1;font-weight:950;color:var(--cyan);margin-bottom:8px}
.dt-product-meta{display:flex;flex-wrap:wrap;gap:5px;font-size:11.5px;color:var(--muted);line-height:1.55;margin-bottom:12px}
.dt-product-meta span{opacity:.55}
.dt-product-summary-text{font-size:12.5px;color:var(--text-soft);line-height:1.48;margin:0 0 10px}
.dt-product-services{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;background:var(--bg3);border:1px solid var(--border);border-radius:12px;padding:7px;margin-bottom:10px}
.dt-service-card{display:flex;align-items:center;gap:7px;min-width:0;padding:5px 5px}
.dt-service-card>span{font-size:18px;flex-shrink:0}
.dt-service-card div{min-width:0}
.dt-service-card b{display:block;font-size:11.5px;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dt-service-card small{display:block;font-size:10px;color:var(--muted);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dt-primary-actions{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin-bottom:7px}
.dt-primary-actions button,.dt-whatsapp-btn,.dt-store-btn,.dt-bottom-report,.dt-message-seller{min-height:44px;border-radius:11px;font:800 13px inherit;cursor:pointer}
.dt-offer-btn{border:0;background:linear-gradient(135deg,#2E7DF5,var(--purple));color:#fff}
.dt-offer-btn:disabled{background:#c8d3df;cursor:not-allowed}
.dt-contact-btn{background:var(--card);border:1.5px solid #2E7DF5;color:#2E7DF5}
.dt-whatsapp-btn{width:100%;border:0;background:#25D366;color:#fff;display:flex;align-items:center;justify-content:center;gap:8px;margin-bottom:5px}
.dt-safety-note{text-align:center;font-size:10px;color:var(--muted);line-height:1.4;margin:0 0 8px}
.dt-secondary-actions{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}
.dt-secondary-actions button{min-height:42px;background:var(--card);border:1px solid var(--border);border-radius:10px;color:var(--text);font:700 10.5px inherit;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:5px;padding:6px 4px}
.dt-secondary-actions button span{font-size:14px}.dt-secondary-actions button.active{color:#2E7DF5;border-color:rgba(46,125,245,.35)}.dt-secondary-actions button.danger{color:#E11D58}
.dt-product-sidebar{display:flex;flex-direction:column;gap:9px}
.dt-sidebar-card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:14px;box-shadow:0 4px 18px rgba(20,80,140,.07)}
.dt-sidebar-card h3{margin:0 0 10px;font-size:14px;font-weight:900;color:var(--text)}
.dt-seller-head{display:flex;align-items:center;gap:11px;padding-bottom:10px;border-bottom:1px solid var(--border)}
.dt-seller-name{font-size:17px;font-weight:950;color:var(--text);line-height:1.2}.dt-seller-name span{color:#2E7DF5}.dt-seller-status{font-size:11px;color:#16B364;font-weight:800;margin-top:3px}.dt-seller-rating{font-size:11px;color:var(--muted);margin-top:3px}
.dt-seller-facts{display:grid;grid-template-columns:repeat(4,1fr);gap:5px;text-align:center;padding:10px 0}
.dt-seller-facts b{display:block;font-size:13px;color:var(--text)}.dt-seller-facts small{display:block;font-size:8.5px;color:var(--muted);margin-top:2px}
.dt-store-btn{width:100%;border:0;color:#fff;background:linear-gradient(135deg,#2E7DF5,var(--purple))}
.dt-protection-card>div{display:flex;align-items:center;gap:8px;font-size:11.5px;color:var(--text-soft);margin-bottom:8px}.dt-protection-card>div span{color:#65b80f;font-weight:950}.dt-protection-card button{border:0;background:none;padding:2px 0;color:#2E7DF5;font:700 11px inherit;cursor:pointer}
.dt-pay-card{display:flex;align-items:center;gap:10px}.dt-pay-card img{width:40px;height:40px;border-radius:50%;background:#000;object-fit:contain}.dt-pay-card div{flex:1;min-width:0}.dt-pay-card b{display:block;font-size:11.5px;color:var(--text)}.dt-pay-card small{display:block;font-size:10px;color:var(--muted);margin-top:2px}.dt-pay-card>span{font-size:8.5px;font-weight:900;color:#16B364;background:rgba(22,179,100,.12);padding:4px 7px;border-radius:7px}
.dt-product-lower-grid{display:grid;grid-template-columns:minmax(0,2.2fr) minmax(270px,.8fr);gap:12px;margin-top:12px;align-items:start}
.dt-product-main-panels,.dt-product-related-panel{min-width:0}
.dt-content-card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:14px;box-shadow:0 3px 15px rgba(20,80,140,.06);margin-bottom:10px}.dt-content-card h3{margin:0 0 8px;font-size:15px;font-weight:900;color:var(--text)}.dt-description-card>div{font-size:13px;line-height:1.68;color:var(--text-soft);white-space:pre-wrap}
.dt-product-related-panel>div{margin-bottom:10px!important}
.dt-product-facts{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:0;background:var(--card);border:1px solid var(--border);border-radius:14px;padding:12px;margin:12px 0 8px;box-shadow:0 3px 15px rgba(20,80,140,.05)}
.dt-product-facts>div{text-align:center;padding:3px 10px;border-right:1px solid var(--border)}.dt-product-facts>div:last-child{border-right:0}
.dt-bottom-report{width:100%;border:1px solid #E11D58;background:#fff1f5;color:#E11D58;margin-bottom:9px}.dt-message-seller{width:100%;border:1.5px solid #2E7DF5;background:var(--card);color:#2E7DF5;margin-bottom:8px}
/* Smaller, less intrusive display watermark. */
.prod-img::after,.gallery-slide::after,.fs-slide::after{font-size:clamp(11px,2.1vw,26px)!important;line-height:.88!important;color:rgba(255,255,255,.11)!important;-webkit-text-stroke:.65px rgba(0,0,0,.18)!important;text-shadow:0 1px 4px rgba(0,0,0,.24)!important}
.prod-img::before,.gallery-slide::before,.fs-slide::before{font-size:clamp(7px,.9vw,10px)!important;right:8px!important;bottom:7px!important;color:rgba(255,255,255,.68)!important}
@media(max-width:1199px){
  body.prod-active{max-width:1180px}.dt-product-hero-grid{grid-template-columns:minmax(0,1.1fr) minmax(340px,.9fr)}.dt-product-sidebar{grid-column:1/-1;display:grid;grid-template-columns:1.2fr 1fr 1fr}.dt-gallery-stage{height:430px}.dt-product-facts{grid-template-columns:repeat(4,1fr)}.dt-product-facts>div:nth-child(4){border-right:0}.dt-product-facts>div:nth-child(n+5){margin-top:10px}
}
@media(max-width:820px){
  body.prod-active .content{padding-left:12px;padding-right:12px}.dt-product-hero-grid,.dt-product-lower-grid{grid-template-columns:1fr}.dt-product-sidebar{grid-column:auto;display:flex}.dt-gallery-stage{height:min(68vw,470px)}.dt-product-info-column{padding:15px}.dt-product-info-column h1{font-size:22px}.dt-product-price{font-size:26px}.dt-product-related-panel{order:2}.dt-product-facts{grid-template-columns:repeat(2,1fr)}.dt-product-facts>div{border-right:0;border-bottom:1px solid var(--border);padding:9px 6px}.dt-product-facts>div:nth-last-child(-n+2){border-bottom:0}
}
@media(max-width:520px){
  .dt-product-page{padding-bottom:78px}.dt-product-breadcrumb{margin-bottom:8px}.dt-product-gallery{padding:7px;border-radius:14px}.dt-gallery-stage{height:68vw;min-height:250px;max-height:390px}.dt-gallery-fav{width:38px;height:38px;right:10px;top:10px}.dt-gallery-download{width:38px;height:38px;right:56px;top:10px}.dt-gallery-thumb{width:66px;height:52px;flex-basis:66px}.dt-product-info-column{border-radius:14px}.dt-product-info-column h1{font-size:20px}.dt-product-price{font-size:24px}.dt-product-services{grid-template-columns:1fr;padding:7px}.dt-service-card{padding:7px 8px}.dt-primary-actions{grid-template-columns:1fr}.dt-secondary-actions{grid-template-columns:repeat(2,1fr)}.dt-secondary-actions button{font-size:11px}.dt-seller-facts{grid-template-columns:repeat(4,1fr)}.dt-product-sidebar{gap:10px}.dt-product-lower-grid{margin-top:12px}.dt-product-facts{grid-template-columns:repeat(2,1fr)}
}


/* v114 compact product-page finish */
.dt-product-hero-grid{gap:12px!important}
.dt-gallery-stage{aspect-ratio:4/3!important;height:auto!important;min-height:320px!important;max-height:410px!important;background:#111827!important}
.dt-gallery-slide,.dt-gallery-track{background:#111827!important}
.dt-gallery-slide img{object-fit:cover!important;object-position:center!important}
.dt-product-info-column,.dt-sidebar-card{align-self:start}
.dt-product-sidebar{gap:9px!important}
.dt-product-lower-grid{gap:12px!important;margin-top:12px!important}
.dt-content-card{margin-bottom:10px!important}
.dt-product-related-panel>div{margin-bottom:10px!important}
@media(max-width:1199px){.dt-gallery-stage{max-height:390px!important;min-height:310px!important}}
@media(max-width:820px){.dt-gallery-stage{aspect-ratio:4/3!important;min-height:260px!important;max-height:none!important}.dt-product-hero-grid{gap:10px!important}.dt-product-sidebar{gap:9px!important}}
@media(max-width:520px){.dt-gallery-stage{aspect-ratio:1/1!important;min-height:270px!important;max-height:390px!important}.dt-gallery-slide img{object-fit:cover!important}.dt-product-gallery{padding:6px!important}.dt-gallery-thumbs{padding-top:7px!important}.dt-product-info-column{padding:13px!important}.dt-sidebar-card{padding:13px!important}}

/* DT256 v115 — world-class fullscreen image viewer */
body.dt-fs-open{overflow:hidden!important;overscroll-behavior:none}
#fs-viewer.fs-viewer{display:none;position:fixed;inset:0;transform:none;width:100vw;max-width:none;height:100dvh;background:transparent;z-index:2147482500;align-items:stretch;justify-content:stretch;padding:0}
#fs-viewer.fs-viewer.open{display:block}
.fs-backdrop{position:absolute;inset:0;background:rgba(2,6,14,.96);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.fs-shell{position:absolute;inset:0;display:grid;grid-template-rows:auto minmax(0,1fr) auto;color:#fff;overflow:hidden;padding:env(safe-area-inset-top,0) env(safe-area-inset-right,0) env(safe-area-inset-bottom,0) env(safe-area-inset-left,0)}
.fs-head{position:relative;z-index:12;display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:66px;padding:10px 18px;border-bottom:1px solid rgba(255,255,255,.10);background:linear-gradient(180deg,rgba(2,6,14,.92),rgba(2,6,14,.56))}
.fs-head-copy{min-width:0;display:flex;align-items:center;gap:13px}.fs-title{font-size:14px;font-weight:800;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:min(58vw,760px);color:#f8fafc}.fs-counter{position:static;transform:none;color:#fff;font-size:12px;font-weight:850;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.14);border-radius:999px;padding:6px 10px;white-space:nowrap}
.fs-head-actions{display:flex;align-items:center;gap:9px}.fs-icon-btn,.fs-close{position:static;width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.10);color:#fff;font-size:20px;cursor:pointer;box-shadow:none;transition:background .15s,transform .15s}.fs-icon-btn:hover,.fs-close:hover{background:rgba(255,255,255,.19);transform:translateY(-1px)}
.fs-stage{position:relative;min-height:0;overflow:hidden;display:flex;align-items:center;justify-content:center;touch-action:pan-y;background:radial-gradient(circle at 50% 45%,rgba(255,255,255,.055),transparent 46%)}.fs-stage.is-zoomed{touch-action:none;cursor:grab}.fs-stage.is-zoomed:active{cursor:grabbing}
.fs-track{display:flex;width:100%;height:100%;max-height:none;align-items:stretch;overflow-x:auto;overflow-y:hidden;scroll-snap-type:x mandatory;scroll-behavior:smooth;-webkit-overflow-scrolling:touch;scrollbar-width:none;overscroll-behavior-x:contain}.fs-track::-webkit-scrollbar{display:none}
.fs-slide{position:relative;min-width:100%;width:100%;height:100%;scroll-snap-align:center;scroll-snap-stop:always;flex-shrink:0;display:flex;align-items:center;justify-content:center;overflow:hidden;padding:18px 78px}.fs-slide::before,.fs-slide::after{display:none!important}
.fs-slide img{display:block;width:auto;height:auto;max-width:100%;max-height:100%;object-fit:contain;object-position:center;transform-origin:center center;transition:transform .18s ease;cursor:zoom-in;user-select:none;-webkit-user-drag:none;filter:drop-shadow(0 16px 44px rgba(0,0,0,.46));border-radius:3px}.fs-slide img.zoomed{cursor:grab;max-width:100%;max-height:100%}.fs-stage.is-zoomed .fs-track{overflow:hidden;scroll-snap-type:none}
.fs-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:14;width:48px;height:48px;border-radius:50%;background:rgba(15,23,42,.70);border:1px solid rgba(255,255,255,.18);color:#fff;font-size:31px;cursor:pointer;display:flex;align-items:center;justify-content:center;line-height:1;padding:0 0 3px;box-shadow:0 8px 28px rgba(0,0,0,.32);backdrop-filter:blur(10px);transition:background .15s,transform .15s}.fs-arrow:hover{background:rgba(46,125,245,.84);transform:translateY(-50%) scale(1.04)}.fs-arrow.left{left:18px}.fs-arrow.right{right:18px}
.fs-foot{position:relative;z-index:12;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:18px;min-height:82px;padding:10px 18px calc(10px + env(safe-area-inset-bottom,0px));border-top:1px solid rgba(255,255,255,.10);background:linear-gradient(0deg,rgba(2,6,14,.94),rgba(2,6,14,.62))}
.fs-thumbs{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;min-width:0}.fs-thumbs::-webkit-scrollbar{display:none}.fs-thumb{width:58px;height:50px;flex:0 0 58px;border:2px solid transparent;border-radius:9px;padding:0;background:#111827;overflow:hidden;cursor:pointer;opacity:.62;transition:opacity .15s,border-color .15s,transform .15s}.fs-thumb img{width:100%;height:100%;object-fit:cover;display:block}.fs-thumb:hover{opacity:.9;transform:translateY(-1px)}.fs-thumb.active{opacity:1;border-color:#2E7DF5;box-shadow:0 0 0 2px rgba(46,125,245,.25)}
.fs-toolbar{display:flex;align-items:center;gap:7px;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.12);border-radius:999px;padding:5px}.fs-toolbar button{height:36px;min-width:39px;border:0;border-radius:999px;background:transparent;color:#fff;font-size:20px;font-weight:800;cursor:pointer;padding:0 11px}.fs-toolbar button:nth-child(2){font-size:11px;min-width:62px;background:rgba(255,255,255,.09)}.fs-toolbar button:hover{background:rgba(255,255,255,.15)}
@media(max-width:700px){.fs-head{min-height:58px;padding:8px 10px}.fs-head-copy{gap:8px}.fs-title{font-size:12px;max-width:48vw}.fs-counter{font-size:10px;padding:5px 8px}.fs-icon-btn,.fs-close{width:38px;height:38px}.fs-slide{padding:8px 8px 12px}.fs-slide img{border-radius:0;filter:none}.fs-arrow{width:40px;height:40px;font-size:25px;background:rgba(15,23,42,.62)}.fs-arrow.left{left:8px}.fs-arrow.right{right:8px}.fs-foot{grid-template-columns:1fr;gap:8px;min-height:116px;padding:7px 9px calc(7px + env(safe-area-inset-bottom,0px))}.fs-thumbs{order:1}.fs-toolbar{order:2;justify-self:center}.fs-thumb{width:50px;height:43px;flex-basis:50px}.fs-stage.is-zoomed .fs-arrow{opacity:0;pointer-events:none}}
@media(max-width:430px){.fs-title{display:none}.fs-head-actions{margin-left:auto}.fs-slide{padding:4px}.fs-foot{min-height:108px}.fs-thumb{width:46px;height:40px;flex-basis:46px}.fs-toolbar button{height:33px;min-width:36px}.fs-toolbar button:nth-child(2){min-width:58px}}
@media(orientation:landscape) and (max-height:560px){.fs-head{min-height:48px;padding:5px 10px}.fs-icon-btn,.fs-close{width:36px;height:36px}.fs-foot{grid-template-columns:minmax(0,1fr) auto;min-height:58px;padding:5px 10px}.fs-thumb{width:46px;height:39px;flex-basis:46px}.fs-slide{padding:5px 62px}.fs-toolbar button{height:32px}.fs-arrow.left{left:9px}.fs-arrow.right{right:9px}}
@media(prefers-reduced-motion:reduce){.fs-slide img,.fs-arrow,.fs-thumb,.fs-icon-btn,.fs-close{transition:none!important}.fs-track{scroll-behavior:auto!important}}

/* ================================================================
   DT256 v116 — product page responsive parity and compact layout
   ================================================================ */
.dt-product-page,.dt-product-page *{box-sizing:border-box}
.dt-product-hero-grid,.dt-product-lower-grid{width:100%}
.dt-product-media-column,.dt-product-info-column,.dt-product-sidebar,
.dt-product-main-panels,.dt-product-related-panel{width:100%;max-width:100%}
.dt-sidebar-card,.dt-content-card{width:100%;max-width:none}

/* Desktop/laptop: organized reference-style columns with equal rhythm. */
@media(min-width:1200px){
  .dt-product-hero-grid{
    grid-template-columns:minmax(0,1.16fr) minmax(360px,.94fr) minmax(300px,.68fr);
    gap:14px;
  }
  .dt-product-sidebar{gap:12px}
  .dt-product-info-column,.dt-sidebar-card,.dt-product-gallery{border-radius:16px}
  .dt-product-lower-grid{grid-template-columns:minmax(0,2.25fr) minmax(300px,.75fr);gap:14px}
}

/* Tablet and compact laptop: sidebar becomes a full-width three-card row. */
@media(min-width:821px) and (max-width:1199px){
  .dt-product-hero-grid{grid-template-columns:minmax(0,1.08fr) minmax(340px,.92fr);gap:12px}
  .dt-product-sidebar{
    grid-column:1/-1;
    width:100%;
    display:grid;
    grid-template-columns:minmax(0,1.25fr) minmax(0,1fr) minmax(0,.9fr);
    align-items:stretch;
    gap:12px!important;
  }
  .dt-sidebar-card{align-self:stretch!important;height:100%}
  .dt-product-lower-grid{grid-template-columns:minmax(0,1.8fr) minmax(280px,.8fr)}
}

/* Phone/tablet portrait: every card occupies the full available width. */
@media(max-width:820px){
  body.prod-active .content{padding-left:max(10px,env(safe-area-inset-left))!important;padding-right:max(10px,env(safe-area-inset-right))!important}
  .dt-product-page{width:100%;max-width:100%;overflow:visible}
  .dt-product-hero-grid,.dt-product-lower-grid{display:grid!important;grid-template-columns:minmax(0,1fr)!important;gap:10px!important}
  .dt-product-sidebar{
    grid-column:auto!important;
    display:flex!important;
    flex-direction:column!important;
    align-items:stretch!important;
    width:100%!important;
    max-width:100%!important;
    gap:10px!important;
  }
  .dt-sidebar-card{
    display:block;
    align-self:stretch!important;
    width:100%!important;
    min-width:0!important;
    max-width:100%!important;
    margin:0!important;
  }
  .dt-product-media-column,.dt-product-info-column,.dt-product-main-panels,.dt-product-related-panel{width:100%!important;max-width:100%!important;min-width:0!important}
  .dt-product-info-column,.dt-sidebar-card,.dt-content-card,.dt-product-gallery{border-radius:15px}
  .dt-product-sidebar .dt-pay-card{display:flex}
  .dt-product-lower-grid{margin-top:10px!important}
  .dt-product-related-panel{order:2;width:100%!important}
  .dt-product-related-panel>*{width:100%!important;max-width:100%!important}
  .dt-product-facts{width:100%;margin-left:0;margin-right:0}
}

/* Small phones: compact but never narrow/shrink-to-content. */
@media(max-width:520px){
  .dt-product-page{padding-bottom:calc(78px + env(safe-area-inset-bottom,0px))}
  .dt-product-breadcrumb{font-size:11px;gap:5px}
  .dt-product-info-column,.dt-sidebar-card,.dt-content-card{padding:13px!important}
  .dt-seller-head{gap:10px}
  .dt-seller-name{font-size:16px}
  .dt-seller-facts{gap:3px}
  .dt-seller-facts b{font-size:12.5px}
  .dt-seller-facts small{font-size:8px}
  .dt-store-btn{min-height:46px}
  .dt-protection-card>div{font-size:12px;line-height:1.45}
  .dt-product-tags span{font-size:10px;padding:4px 9px}
  .dt-product-meta{font-size:10.5px}
  .dt-gallery-thumbs{gap:6px}
}

/* Very narrow iPhones and Android devices. */
@media(max-width:370px){
  .dt-product-info-column h1{font-size:18px}
  .dt-product-price{font-size:22px}
  .dt-primary-actions,.dt-secondary-actions{gap:6px}
  .dt-primary-actions button,.dt-whatsapp-btn{min-height:43px}
  .dt-secondary-actions button{font-size:10px;padding:5px 3px}
  .dt-sidebar-card{padding:12px!important}
  .dt-seller-head .av{width:50px!important;height:50px!important}
}

/* Prevent page-level horizontal drift on every viewport. */
body.prod-active,body.prod-active .content,body.prod-active #main-content{overflow-x:hidden!important}