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@font-face{font-family:'IBM Plex Sans';src:url('/assets/fonts/ibm-plex-sans-latin.woff2') format('woff2');font-weight:400 600;font-display:swap}
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.home-hero{position:relative;min-height:680px;background:#0a2038;color:#fff;isolation:isolate}.hero-picture,.hero-picture img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}.hero-shade{position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,#071a2dfa,#071a2de0 29%,#071a2d66 54%,transparent 77%)}.hero-copy{padding-block:86px 94px}.hero-context{font-size:14px;color:#d0dfeb;margin-bottom:29px}.home-hero h1{font-size:clamp(50px,4.8vw,70px);color:#fff;font-weight:400;line-height:1.14;letter-spacing:-2.5px;max-width:750px}.hero-description{font-size:18px;line-height:1.75;max-width:535px;color:#d4e1ec;margin-top:29px}.home-hero .actions{margin-top:31px}.light-link{color:#fff;font-size:14px;min-height:44px;display:inline-flex;align-items:center;gap:20px}.hero-caption{position:absolute;right:40px;bottom:14px;margin:0;font-size:10px;color:#d5e2ed;text-align:right}.service-rail{background:#f3f6f8;border-bottom:1px solid var(--line)}.service-rail-inner{display:grid;grid-template-columns:repeat(3,1fr)}.service-rail p{margin:0;padding:27px 0}.service-rail p+p{border-left:1px solid var(--line);padding-left:35px}.service-rail strong{font-size:15px;font-weight:500;display:block;color:var(--navy)}.service-rail span{display:block;color:var(--muted);font-size:13px;margin-top:3px}.family-feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:35px}.feature-image{position:relative;display:block;overflow:hidden}.feature-image img{width:100%;height:320px;object-fit:cover}.image-note{position:absolute;right:12px;bottom:12px;background:#fffffff2;color:#415361;padding:3px 9px;font-size:10px}.family-feature-copy{padding:29px 4px 0}.family-feature-copy h3{font-size:30px;letter-spacing:-1px}.family-feature-copy>p{max-width:510px;margin-top:17px;color:var(--muted)}.family-feature-copy .material-tags{font-size:12px;line-height:1.8;color:#40586e;margin-block:19px 12px}.secondary-rail{margin-top:40px;padding-block:26px;border-block:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:30px}.secondary-rail p{font-size:15px;color:var(--muted);margin:6px 0 0}
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h1{font-size:clamp(37px,8.8vw,49px)}.text-hero-bottom .lead{font-size:18px}.text-hero-bottom .button{font-size:13px}.documents-table{min-width:850px}.evidence-note h3{font-size:22px}.rfq-layout{grid-template-columns:1fr;gap:33px;padding-top:33px}.rfq-intro h1{font-size:clamp(39px,9vw,51px);max-width:600px}.rfq-intro h1 br:nth-of-type(2){display:none}.rfq-intro>.lead{font-size:18px;margin-top:23px}.rfq-intro>p{font-size:16px}.rfq-intro>p:not(.section-kicker){max-width:none}.direct-contact{margin-block:22px}.direct-contact strong{font-size:24px}.inquiry-form{padding:28px 23px}.form-heading h2{font-size:25px}.form-pair{grid-template-columns:1fr 1fr;gap:15px}.inquiry-form>label,.form-pair label,.additional-inner>label{font-size:13px;margin-top:23px}.form-pair label{display:block}.form-pair label>.optional{display:block;margin-top:2px}.checkbox-grid{grid-template-columns:1fr 1fr;gap:11px 12px}.checkbox-grid>label{font-size:12px}.additional-details summary{font-size:13px}.required-note,.optional{font-size:10px}.inquiry-preview{padding:25px 21px}.next-step-layout{grid-template-columns:1fr;gap:30px}.next-step-layout .lead{font-size:18px;margin-bottom:0}.site-footer{padding-block:42px 22px}.footer-grid{grid-template-columns:1fr 1fr;gap:35px 25px}.footer-grid>div:first-child{grid-column:1/-1;display:flex;justify-content:space-between;gap:25px}.footer-grid>div:first-child>p{font-size:12px;line-height:1.6;margin:0}.footer-brand .brand-name{font-size:37px}.footer-links h2{font-size:13px}.footer-links>a{font-size:12px;overflow-wrap:anywhere}.footer-links p{font-size:11px}.footer-base{font-size:10px;gap:15px;line-height:1.6;margin-top:29px}}
@media(max-width:359px){.wrap{width:calc(100% - 32px)}.brand-name{font-size:32px}.home-hero h1{font-size:31px;letter-spacing:-1.4px}.hero-context{font-size:11px}.hero-description{font-size:15px}.home-hero .actions{gap:12px 21px}.hero-copy{padding-top:42px;padding-bottom:245px}.home-hero .button{padding-inline:14px;gap:12px;font-size:11px}.home-hero .light-link{font-size:12px}.service-rail p{grid-template-columns:1fr 1.1fr;gap:10px}.service-rail strong{font-size:11px}.service-rail span{font-size:10px}.section-heading h2,h2{font-size:31px}.feature-image img{height:220px}.family-feature-copy h3{font-size:25px}.page-hero h1,.product-hero h1{font-size:35px;letter-spacing:-1.5px}.page-hero .lead{font-size:17px}.product-identity{gap:16px}.product-formula{padding-right:16px;font-size:47px}.product-identity>span:last-child{font-size:10px}.material-row{grid-template-columns:68px 1fr;gap:8px 13px}.material-row>.formula{font-size:20px}.material-row>.long-formula{font-size:10.5px}.material-identity h3{font-size:16px}.material-criteria{font-size:12px}.material-action{font-size:11px}.filter-group button{font-size:11px;padding-inline:9px}.rfq-intro h1{font-size:39px}.inquiry-form{padding:25px 18px}.form-heading h2{font-size:23px}.form-pair,.checkbox-grid{grid-template-columns:1fr;gap:0}.form-pair label{display:flex}.form-pair label>.optional{display:inline;margin:0}.additional-details summary{font-size:12px}.additional-details summary>.optional{font-size:9px;margin-left:5px}.footer-links h2{font-size:12px}.footer-links>a{font-size:11px}.footer-grid>div:first-child>p{font-size:10px}.nitride-identities{padding-inline:20px}.nitride-identities .formula{width:125px;font-size:35px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
.display-formula{color:#5c7a94}
.rfq-layout{grid-template-areas:"intro form" "contact form";row-gap:24px}.rfq-intro{grid-area:intro}.rfq-contact{grid-area:contact}.inquiry-workspace{grid-area:form}.rfq-contact>.small{font-size:12px;color:var(--muted)}.rfq-contact>.text-link{font-size:13px}.rfq-contact .direct-contact{margin-top:0}
@media(max-width:760px){.rfq-layout{grid-template-areas:"intro" "form" "contact";row-gap:30px}.rfq-intro h1 br{display:none}}
/* V6: specimen-led editorial composition and material-family navigation. */
.header-inner{min-height:96px}.brand-name{font-size:42px}.brand-descriptor{font-size:12px}.main-nav{gap:32px;font-size:15px}.main-nav .button{font-size:14px}.materials-menu{position:static}.header-inner{position:relative}.materials-dropdown{top:100%;left:0;width:100%;padding:30px 34px 34px;box-shadow:0 24px 40px #102e4d20;border-top:3px solid var(--blue)}.mega-heading{display:flex;align-items:center;justify-content:space-between;padding-bottom:22px;border-bottom:1px solid var(--line);font-size:20px;color:var(--navy)}.mega-heading a{font-size:14px;padding:0}.mega-grid{display:grid;grid-template-columns:1fr 1fr 1fr .9fr;gap:28px;padding-top:26px}.mega-group h2{font-size:18px;letter-spacing:-.4px}.mega-group h2 a{font-size:18px;padding:0}.mega-group p{font-size:13px;color:var(--muted);line-height:1.6;margin:12px 0 18px}.materials-dropdown .mega-group>a{border:0;padding:9px 0;font-size:14px}.materials-dropdown .mega-feature{padding:0;border:0;position:relative;background:var(--navy);color:white}.mega-feature img{aspect-ratio:1.65;object-fit:cover}.mega-feature span{display:block;padding:12px 14px 0;font-size:15px}.mega-feature small{display:block;padding:3px 14px 12px;font-size:11px;color:#d4e1ec}.materials-menu[open]>summary{color:var(--blue)}
.specimen-hero{display:grid;grid-template-columns:1fr 1.05fr;gap:50px;align-items:center;padding-block:58px 54px}.specimen-copy{padding-block:26px}.specimen-copy h1{font-size:clamp(36px,3.6vw,53px);line-height:1.19;letter-spacing:-2px;font-weight:500}.specimen-copy .section-kicker{font-size:14px;margin-bottom:26px}.specimen-copy .lead{font-size:21px;line-height:1.55;margin:27px 0 18px;color:var(--navy)}.specimen-copy>p:not(.lead):not(.section-kicker){max-width:480px;color:var(--muted);font-size:16px}.specimen-art{align-self:stretch;background:#102e4d;display:flex;flex-direction:column;min-height:520px}.specimen-art>img{width:100%;height:100%;flex:1;min-height:0;object-fit:cover;object-position:63% center}.specimen-art figcaption{display:flex;justify-content:space-between;gap:18px;color:#e0e8ef;padding:17px 20px;font-size:12px;line-height:1.5}.specimen-art figcaption span:first-child{font-size:14px;color:#fff}.service-rail{background:#fff}.service-rail p{padding-block:23px}.service-rail span{font-size:14px}.section{padding-block:76px}.section-heading{gap:40px}.section-heading h2{font-size:40px}.family-feature-grid{grid-template-columns:1.12fr 1fr;gap:60px;align-items:start}.family-feature:nth-child(2){padding-top:85px}.feature-image img{height:355px}.family-feature:nth-child(2) .feature-image img{height:300px}.family-feature-copy{padding-top:24px}.family-feature-copy h3{font-size:30px}.family-feature-copy .material-tags{font-size:14px}.image-note{font-size:12px}.secondary-rail{margin-top:48px;background:#f0f4f7;border:0;padding:25px 30px}.brief-sheet{box-shadow:none}.small,.material-identity>span,.material-action,.section-kicker{font-size:14px}.material-criteria{font-size:15px}.material-row{padding-block:26px}.material-identity h3 a:hover{color:var(--blue)}.section-footer .small{font-size:14px}.page-hero{padding-block:42px 58px;gap:60px}.page-hero h1{font-size:clamp(38px,4vw,56px)}.hero-media{overflow:hidden;background:#eaf0f5}.hero-media img{object-fit:cover}.hero-media figcaption{font-size:12px;padding:14px 18px;line-height:1.5}.product-media img{aspect-ratio:1;object-fit:cover}.product-hero .lead{font-size:18px}.product-hero .small{font-size:14px}.product-identity>span:last-child{font-size:14px}.product-hero .actions{gap:18px}.product-hero .actions .button{font-size:14px}.identity-rail{background:#edf2f6;padding:22px 28px;border:0}.identity-rail span{font-size:14px}.identity-rail strong{font-size:16px}.directory-intro{padding-block:42px 30px}.directory-intro h1{font-size:50px}.directory-intro .lead{max-width:740px;margin:22px 0 0}.catalog-page #material-directory{padding-top:32px}.catalog-page #material-directory .section-heading{display:none}.catalog-page .family-index{margin-top:50px}.footer-links>a{font-size:14px}.footer-links h2{font-size:16px}.footer-base{font-size:12px}.rfq-intro h1{font-size:44px}.rfq-intro>.lead{font-size:18px}
@media(max-width:1100px){.mega-grid{grid-template-columns:1fr 1fr 1fr}.mega-feature{display:none!important}.specimen-hero{gap:28px}.specimen-copy h1{font-size:39px}.specimen-art{min-height:500px}.family-feature-grid{gap:32px}.main-nav{gap:22px}}
@media(max-width:900px){.specimen-hero{grid-template-columns:1fr;gap:28px;padding-top:30px}.specimen-copy{padding:0}.specimen-copy h1{font-size:48px}.specimen-copy>p:not(.lead):not(.section-kicker){max-width:620px}.specimen-art{min-height:0}.specimen-art>img{height:400px;flex:none;object-position:center 58%}.page-hero{gap:30px}.main-nav{gap:18px}.brand-descriptor{font-size:11px}.main-nav>a:not(.button){font-size:13px}}
@media(max-width:760px){.header-inner{min-height:78px;position:static}.brand-name{font-size:35px}.brand-descriptor{font-size:11px}.main-nav{max-height:calc(100dvh - 78px);overflow-y:auto;padding-bottom:24px}.main-nav>a:not(.button){font-size:15px}.materials-dropdown{position:static;width:auto;padding:12px 0 20px;box-shadow:none;border:0}.mega-heading{display:block;font-size:17px;padding-block:10px}.mega-heading a{padding-top:8px;font-size:14px}.mega-grid{grid-template-columns:1fr;gap:24px;padding-top:20px}.mega-group{border-bottom:1px solid var(--line);padding-bottom:16px}.mega-group h2,.mega-group h2 a{font-size:18px}.mega-group p{font-size:14px;margin:8px 0}.materials-dropdown .mega-group>a{padding:10px 12px;border-left:2px solid #dde7ef;margin-top:4px;min-height:44px}.specimen-hero{padding-block:32px 30px;gap:30px}.specimen-copy h1{font-size:clamp(31px,7.8vw,46px);letter-spacing:-1.3px}.specimen-copy .section-kicker{font-size:13px;margin-bottom:22px}.specimen-copy .lead{font-size:19px;margin-top:22px}.specimen-copy>p:not(.lead):not(.section-kicker){font-size:16px}.specimen-copy .actions{gap:20px;margin-top:24px}.specimen-art>img{height:auto;aspect-ratio:1.25;object-position:65% center}.specimen-art figcaption{padding:12px 14px;display:block;font-size:11px}.specimen-art figcaption span{display:block}.specimen-art figcaption span+span{margin-top:3px}.service-rail p,.service-rail p+p{padding:16px 0}.service-rail strong,.service-rail span{font-size:13px}.section{padding-block:48px}.section-heading h2{font-size:32px}.family-feature-grid{grid-template-columns:1fr;gap:38px}.family-feature:nth-child(2){padding-top:0}.feature-image img,.family-feature:nth-child(2) .feature-image img{height:auto;aspect-ratio:1.4}.family-feature-copy h3{font-size:27px}.family-feature-copy>p{font-size:16px}.family-feature-copy .material-tags{font-size:14px}.secondary-rail{padding:23px;margin-top:32px}.small,.material-identity>span,.material-action,.material-criteria{font-size:14px}.material-row{row-gap:12px}.page-hero{padding-block:28px 38px}.page-hero h1{font-size:36px}.product-hero .lead{font-size:17px}.product-hero .small{font-size:14px}.product-identity>span:last-child{font-size:13px}.identity-rail{padding:12px 20px}.identity-rail span{font-size:13px}.identity-rail strong{font-size:14px}.directory-intro{padding-block:28px 22px}.directory-intro h1{font-size:36px}.directory-intro .lead{font-size:17px;margin-top:18px}.catalog-page #material-directory{padding-top:24px}.footer-links>a{font-size:14px}.footer-links h2{font-size:15px}.footer-links p{font-size:13px}.footer-base{font-size:12px}.rfq-intro h1{font-size:34px}.required-note,.optional{font-size:12px}.inquiry-form>label,.form-pair label,.additional-inner>label,.checkbox-grid>label{font-size:14px}}
@media(max-width:359px){.specimen-copy .actions{gap:14px}.specimen-copy .button,.specimen-copy .text-link{font-size:13px}.service-rail p{grid-template-columns:1fr}.page-hero h1{font-size:32px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{flex-wrap:wrap}.material-row>.long-formula{font-size:13px}.product-identity{gap:14px}.product-identity>span:last-child{font-size:12px}}