*{box-sizing:border-box}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:#111827;background:#fff}
.test-ribbon{text-align:center;background:#e8f1ff;color:#173b69;border-bottom:1px solid #c9daf1;padding:6px 12px;font-size:11px;font-weight:800;letter-spacing:.04em}
.trustbar{text-align:center;background:#111;color:#fff;padding:7px;font-size:12px;font-weight:700}
header{height:58px;border-bottom:1px solid #e5e7eb;display:flex;align-items:center;padding:0 28px;background:#fff}
.brand{display:flex;align-items:baseline;gap:7px;text-decoration:none;color:#111}
.brand b{font-size:29px;letter-spacing:-1.5px}
.brand span{font-size:9px;letter-spacing:.16em;font-weight:800;color:#4b5563}

.product-shell{max-width:1220px;margin:0 auto;display:grid;grid-template-columns:minmax(0,1.08fr) minmax(400px,.92fr);gap:60px;padding:34px 34px 52px;align-items:start}
.left-column{min-width:0}
.desktop-title{max-width:460px;margin:0 0 22px}
.desktop-title h1{font-size:44px;line-height:1;margin:0 0 8px;letter-spacing:-.02em}
.subtitle{margin:0;color:#4b5563;font-size:16px}
.mobile-title{display:none}
.eyebrow{font-size:10px;color:#6b7280;font-weight:800;letter-spacing:.1em;margin:0 0 7px}
.subtitle{margin:0;color:#4b5563;font-size:16px}

.gallery{padding:0}
.hero{display:block;width:100%;max-height:650px;aspect-ratio:4/5;object-fit:cover;object-position:center top;border-radius:11px;background:#f3f4f6}
.thumbs{display:flex;justify-content:center;gap:9px;padding-top:10px}
.thumbs button{width:58px;height:58px;padding:0;border:2px solid transparent;border-radius:8px;overflow:hidden;background:#fff;cursor:pointer}
.thumbs button.active{border-color:#111}
.thumbs img{width:100%;height:100%;object-fit:cover}

.purchase-column{padding-top:18px;position:sticky;top:18px}
.purchase-top{max-width:460px}
.price{display:flex;align-items:baseline;gap:10px;margin:0 0 20px}.was-price{font-size:20px;font-weight:700;color:#6b7280;text-decoration:line-through;text-decoration-thickness:2px}.sale-price{font-size:29px;font-weight:900;color:#111827}
.purchase-copy{font-size:17px;line-height:1.58;color:#374151;margin:0 0 9px;max-width:440px}
.purchase-copy.secondary{font-size:16px;color:#6b7280;margin-bottom:30px}

.buy-now{display:block;text-align:center;background:#d71920;color:#fff;text-decoration:none;font-size:19px;font-weight:900;padding:17px 18px;border-radius:7px;box-shadow:0 5px 18px rgba(0,0,0,.16);max-width:460px}

.payment-marks{display:flex;align-items:center;justify-content:center;gap:8px;max-width:460px;margin:11px 0 18px}
.paymark{height:29px;min-width:50px;border:1px solid #d1d5db;border-radius:4px;background:#fff;display:inline-flex;align-items:center;justify-content:center;padding:0 8px;font-size:12px;font-weight:800;color:#111827}
.visa{font-style:italic;letter-spacing:-.04em;color:#1434cb;border-bottom:3px solid #f7b600}
.paypal{font-size:11px;letter-spacing:-.02em}
.paypal strong{color:#003087;font-style:italic}
.paypal em{color:#009cde;font-style:italic;font-weight:800}
.venmo{color:#008cff;font-size:12px;letter-spacing:-.03em}
.apple{font-size:13px;color:#000;gap:3px;padding:0 7px}.apple-icon{width:15px;height:18px;display:block;fill:#000}.apple span{font-weight:800;letter-spacing:-.02em}
.mc{position:relative;min-width:48px;padding:0}
.mc i,.mc b{position:absolute;width:18px;height:18px;border-radius:50%;top:4px}
.mc i{left:9px;background:#eb001b}
.mc b{right:9px;background:#f79e1b;opacity:.92}

.description-block{max-width:460px;margin:0 0 15px}
.description-block p{font-size:16px;line-height:1.58;color:#4b5563;margin:0 0 9px}

.trust{border-top:1px solid #e5e7eb;border-bottom:1px solid #e5e7eb;display:grid;grid-template-columns:repeat(3,1fr);gap:4px;padding:12px 0;font-size:11px;text-align:center;max-width:460px}
.details-panel{max-width:460px;margin-top:8px}
details{border-bottom:1px solid #e5e7eb}
summary{padding:17px 0;font-weight:800;cursor:pointer;list-style-position:outside}
details p{color:#4b5563;line-height:1.55;font-size:14px;margin:0 0 17px}

footer{text-align:center;border-top:1px solid #e5e7eb;padding:23px 15px 30px;color:#6b7280;font-size:12px}
footer strong{font-size:17px;color:#111}
.mobile-sticky-buy{display:none}

/* Mobile intentionally returns to the clean Aug. 25 baseline ordering:
   gallery -> title/subtitle -> price -> sticky buy -> trust -> details.
   New desktop-only description/payment row are hidden on mobile. */
@media(max-width:799px){
  header{height:54px;padding:0 16px}
  .brand b{font-size:27px}

  .product-shell{display:block;padding:0;margin:auto}
  .left-column{display:flex;flex-direction:column}
  .gallery{order:1;padding:6px 10px 2px}
  .hero{max-height:none;border-radius:10px}
  .thumbs{gap:7px;padding-top:4px}
  .thumbs button{width:50px;height:50px;border-radius:7px}

  .mobile-title{display:block;order:2;padding:4px 15px 0}
  .mobile-title h1{font-size:29px;line-height:1.05;margin:0 0 4px;letter-spacing:-.02em}
  .mobile-title .subtitle{font-size:15px;margin-bottom:0}
  .eyebrow{margin-bottom:3px}

  .desktop-title{display:none}
  .purchase-column{position:static;padding:5px 15px 5px}
  .purchase-top{max-width:none}
  .price{margin:0 0 10px}
  .was-price{font-size:17px}
  .sale-price{font-size:24px}
  .purchase-copy{display:block;font-size:15px;line-height:1.45;margin:0 0 7px;max-width:none}
  .purchase-copy.secondary{display:block;font-size:14px;margin-bottom:14px}
  .description-block{display:block;max-width:none;margin:13px 0 15px}
  .description-block p{font-size:15px;line-height:1.48;margin-bottom:8px}

  .buy-now{font-size:18px;padding:15px;max-width:none;position:static}
  .payment-marks{display:flex;max-width:none;margin:10px 0 15px;gap:6px}
  .paymark{height:27px;min-width:46px;padding:0 6px}
  .trust{max-width:none;padding:11px 0}
  .details-panel{max-width:none;margin:8px 1px 18px}
  summary{padding:15px 0}

  summary{
    position:relative;
    list-style:none;
    padding-left:22px;
  }
  summary::-webkit-details-marker{display:none}
  summary::before{
    content:"›";
    position:absolute;
    left:2px;
    top:50%;
    transform:translateY(-52%);
    font-size:22px;
    line-height:1;
    font-weight:800;
    color:#111827;
  }
  details[open] summary::before{
    transform:translateY(-52%) rotate(90deg);
  }

  .mobile-sticky-buy{
    position:fixed;
    left:15px;
    right:15px;
    bottom:calc(10px + env(safe-area-inset-bottom));
    z-index:30;
    text-align:center;
    background:#d71920;
    color:#fff;
    text-decoration:none;
    font-size:18px;
    font-weight:900;
    padding:15px;
    border-radius:7px;
    box-shadow:0 5px 18px rgba(0,0,0,.22);
    opacity:0;
    pointer-events:none;
    transform:translateY(12px);
    transition:opacity .16s ease,transform .16s ease;
  }
  .mobile-sticky-buy.is-visible{
    display:block;
    opacity:1;
    pointer-events:auto;
    transform:translateY(0);
  }
}