.product-nav{position:sticky;top:72px;z-index:20;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);box-shadow:0 8px 22px rgba(14,36,68,.06)}
.product-nav .container{padding-top:12px;padding-bottom:12px}
.product-nav-row{display:flex;gap:9px;flex-wrap:wrap;align-items:center;justify-content:center}
.product-nav-row+.product-nav-row{margin-top:9px;padding-top:9px;border-top:1px solid var(--line)}
.series-nav a,.filter-tabs button{background:#fff;border:1px solid var(--line);color:var(--ink);font-family:var(--sans);font-weight:700;font-size:.88rem;padding:9px 19px;border-radius:50px;cursor:pointer;transition:.25s;text-decoration:none}
.series-nav a:hover,.filter-tabs button:hover{border-color:var(--blue);color:var(--blue)}
.series-nav a.active,.filter-tabs button.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.filter-tabs{display:flex;gap:9px;flex-wrap:wrap;justify-content:center;margin:0}
.filter-tabs[hidden]{display:none}
#deep,#primary{scroll-margin-top:190px}
.prod-card.hide{display:none}
.prod-card.is-clickable{cursor:pointer}
.product-detail-link{display:inline-flex;gap:6px;margin-top:16px;font-weight:700;color:var(--blue);text-decoration:none}
.products-intro{max-width:760px;margin:0 auto}
.primary-grid .pbody{min-height:0}
.primary-grid .pdesc{display:block;visibility:visible;opacity:1;margin:8px 0 0;color:var(--body);font-size:.92rem;line-height:1.85;flex:none;max-height:none;overflow:visible;white-space:normal;-webkit-line-clamp:unset}
.product-note{margin-top:42px}
.products-centered-eyebrow{justify-content:center}
.pdet{margin-top:16px;border-top:1px solid var(--line);padding-top:6px}
.pdet summary{cursor:pointer;list-style:none;font-size:.86rem;font-weight:700;color:var(--blue);padding:8px 0;display:flex;align-items:center;gap:8px}
.pdet summary::-webkit-details-marker{display:none}
.pdet summary::before{content:"+";font-size:1.1rem;line-height:1;color:var(--gold-ink);font-weight:800}
.pdet[open] summary::before{content:"–"}
.pdet dl{margin:6px 0 4px;font-size:.88rem}
.pdet dt{font-weight:700;color:var(--ink);margin-top:12px;font-size:.82rem;letter-spacing:.04em}
.pdet dd{margin:3px 0 0;color:var(--muted);line-height:1.7}

@media(max-width:680px){
  .prod-grid.primary-grid{grid-template-columns:1fr}
  .product-nav{top:62px}
  .product-nav .container{overflow-x:auto;padding-left:14px;padding-right:14px}
  .product-nav-row{justify-content:flex-start;flex-wrap:nowrap;width:max-content;min-width:100%}
  .series-nav a,.filter-tabs button{white-space:nowrap;padding:8px 15px;font-size:.82rem}
}