/* V64.4 material-family catalogue and responsive product galleries */
.v644-catalogue{padding:clamp(62px,7vw,96px) 0;background:#f4f7fb;color:#102b51}
.v644-catalogue+.v44-final{margin-top:0}
.v644-catalogue>.container>h2{max-width:1050px;margin:12px 0 0;font-size:clamp(36px,4.2vw,62px);line-height:1.12;letter-spacing:-.025em}
.v644-intro{max-width:820px;margin:22px 0 40px;color:#536987;font-size:clamp(17px,1.35vw,20px);line-height:1.7}
.v644-filters{display:flex;gap:8px;overflow-x:auto;padding:3px 0 15px;scrollbar-width:thin}
.v644-filters button{flex:0 0 auto;border:1px solid #b9c8da;border-radius:999px;background:#fff;color:#17375f;padding:10px 17px;font:700 14px/1.2 inherit;cursor:pointer}
.v644-filters button.active{border-color:#0b3f86;background:#0b3f86;color:#fff}
.v644-grade-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.v644-card{overflow:hidden;border:1px solid #d2deeb;background:#fff;box-shadow:0 12px 28px rgba(13,48,91,.07)}
.v644-card[hidden]{display:none}
.v644-gallery{position:relative;aspect-ratio:4/3;overflow:hidden;background:#e9eff6}
.v644-gallery>img{width:100%;height:100%;object-fit:cover;display:block;transition:opacity .18s ease}
.v644-gallery-controls{position:absolute;inset:auto 10px 10px;display:flex;align-items:center;justify-content:space-between;pointer-events:none}
.v644-gallery-controls button{display:grid;width:38px;height:38px;padding:0;place-items:center;border:1px solid rgba(255,255,255,.7);border-radius:50%;background:rgba(8,35,70,.8);color:#fff;font-size:20px;cursor:pointer;pointer-events:auto}
.v644-gallery-count{padding:5px 9px;border-radius:999px;background:rgba(8,35,70,.8);color:#fff;font-size:12px}
.v644-card-copy{padding:22px}
.v644-card-head{display:flex;gap:12px;align-items:center;justify-content:space-between;margin-bottom:10px}
.v644-code{color:#b42318;font-size:13px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}
.v644-family{padding:5px 8px;background:#edf3fa;color:#335474;font-size:12px;font-weight:800}
.v644-card h3{margin:0 0 10px;font-size:clamp(21px,1.7vw,27px);line-height:1.22;color:#102b51}
.v644-card p{margin:0 0 15px;color:#536987;line-height:1.62}
.v644-tags{display:flex;gap:6px;flex-wrap:wrap;margin:0 0 16px}
.v644-tags span{padding:6px 9px;border:1px solid #d6e0eb;color:#3e5877;font-size:12px}
.v644-card details{border-top:1px solid #e0e7f0;padding-top:14px}
.v644-card summary{color:#0b4c9c;font-weight:800;cursor:pointer;list-style:none}
.v644-card summary::-webkit-details-marker{display:none}
.v644-card summary:after{content:'+';float:right;font-size:20px}
.v644-card details[open] summary:after{content:'−'}
.v644-specs{display:grid;grid-template-columns:1fr 1fr;gap:1px;margin:15px 0;background:#dfe7f0;border:1px solid #dfe7f0}
.v644-specs div{padding:10px;background:#f8fafc}
.v644-specs dt{color:#687b93;font-size:11px;font-weight:800;letter-spacing:.04em;text-transform:uppercase}
.v644-specs dd{margin:3px 0 0;color:#17375f;font-weight:700;line-height:1.35}
.v644-note{font-size:12px!important;color:#6a7c91!important}
.v644-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
.v644-actions a{padding:10px 13px;background:#0b3f86;color:#fff;text-decoration:none;font-weight:800}
.v644-actions a.secondary{border:1px solid #0b3f86;background:#fff;color:#0b3f86}
.v644-pp-note{margin:0 0 26px;padding:17px 20px;border-left:4px solid #b42318;background:#fff;color:#425b79;line-height:1.65}
.v644-directory-hero{padding:clamp(58px,8vw,100px) 0;background:linear-gradient(115deg,#08264c,#0b4389);color:#fff}
.v644-directory-hero .v44-kicker{color:#a9c9ee}
.v644-directory-hero h1{max-width:900px;margin:12px 0 16px;color:#fff;font-size:clamp(38px,5vw,68px);line-height:1.03}
.v644-directory-hero p:last-child{max-width:760px;color:#dce8f6;font-size:clamp(17px,1.5vw,21px);line-height:1.7}
.v622-home-supply{padding:clamp(62px,7vw,94px) 0!important}
.v622-home-supply .container>h2{max-width:980px;margin:12px 0 18px;font-size:clamp(36px,4vw,58px);line-height:1.14;letter-spacing:-.025em}
.v622-home-supply .container>.v44-intro{max-width:790px;margin-bottom:38px;font-size:clamp(17px,1.25vw,19px);line-height:1.7}
.v622-supply-grid{display:grid!important;grid-template-columns:repeat(3,minmax(0,1fr))!important;gap:18px!important}
.v622-supply-grid article{display:flex!important;min-width:0!important;min-height:290px!important;padding:28px!important;border:1px solid #d6e1ed!important;border-top:4px solid #0b4c9c!important;border-radius:8px!important;background:#fff!important;box-shadow:0 9px 26px rgba(13,48,91,.055)!important;flex-direction:column!important}
.v622-supply-grid article[data-supply-route="film"]{border-top-color:#b42318!important}
.v622-supply-grid article[data-supply-route="custom"]{border-top-color:#17816a!important}
.v622-supply-grid article small,.v622-about-supply article small{align-self:flex-start;margin:0 0 18px!important;padding:6px 10px;border-radius:999px;background:#eaf2fc;color:#0b4c9c!important;font-size:12px!important;font-weight:850!important;line-height:1.2!important;letter-spacing:.04em!important;text-transform:uppercase}
.v622-supply-grid article[data-supply-route="film"] small,.v622-about-supply article[data-supply-route="film"] small{background:#fff0ef;color:#a32921!important}
.v622-supply-grid article[data-supply-route="custom"] small,.v622-about-supply article[data-supply-route="custom"] small{background:#edf7f2;color:#16775e!important}
.v622-supply-grid article h3{margin:0 0 14px!important;font-size:clamp(24px,1.8vw,31px)!important;line-height:1.2!important}
.v622-supply-grid article p{margin:0 0 22px!important;color:#586d87!important;font-size:16px!important;line-height:1.7!important}
.v622-supply-grid article a{display:inline-flex!important;margin-top:auto!important;align-items:center;gap:8px;color:#0b4c9c!important;font-weight:850!important;text-decoration:none!important}
.v622-supply-grid article a span{font-size:20px;transition:transform .2s ease}
.v622-supply-grid article a:hover span,.v622-supply-grid article a:focus-visible span{transform:translateX(4px)}
.v622-about-supply{gap:18px!important}
.v622-about-supply article{border-radius:8px!important}
@media(max-width:1050px){.v644-grade-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:1050px){.v622-supply-grid{grid-template-columns:1fr 1fr!important}.v622-supply-grid article:last-child{grid-column:1/-1;min-height:240px!important}}
@media(max-width:720px){.v644-catalogue{padding:48px 0}.v644-catalogue>.container>h2{font-size:clamp(32px,9.5vw,43px)}.v644-intro{margin-bottom:30px}.v644-grade-grid{grid-template-columns:1fr}.v644-card-copy{padding:19px}.v644-gallery-controls button{width:42px;height:42px}.v644-specs{grid-template-columns:1fr}.v644-directory-hero h1{font-size:clamp(34px,11vw,48px);overflow-wrap:anywhere}.v622-home-supply{padding:48px 0!important}.v622-home-supply .container>h2{font-size:clamp(32px,9.5vw,43px)}.v622-supply-grid{grid-template-columns:1fr!important;gap:12px!important}.v622-supply-grid article,.v622-supply-grid article:last-child{grid-column:auto;min-height:0!important;padding:22px!important}.v622-supply-grid article small{margin-bottom:14px!important}}
@media(prefers-reduced-motion:reduce){.v644-gallery>img{transition:none}}