@view-transition { navigation: auto; }

:root {
    --premium-ink: #101418;
    --premium-ink-2: #1b2229;
    --premium-paper: #f3f4f2;
    --premium-soft: #e9ecea;
    --premium-red: #e24738;
    --premium-red-dark: #b82f24;
    --premium-teal: #167b83;
    --premium-gold: #e2b94f;
    --premium-line: rgba(16, 20, 24, .13);
    --premium-shadow: 0 24px 70px rgba(15, 20, 24, .12);
}

::view-transition-old(root) { animation: page-old .28s ease both; }
::view-transition-new(root) { animation: page-new .46s cubic-bezier(.2,.75,.2,1) both; }

@keyframes page-old { to { opacity: 0; transform: translateY(-8px); } }
@keyframes page-new { from { opacity: 0; transform: translateY(14px); } }

.public-site {
    color: var(--premium-ink);
    background: #fff;
    font-family: Manrope, Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
}

.public-site h1,
.public-site h2,
.public-site h3,
.public-site .brand-name {
    letter-spacing: 0;
}

.page-curtain {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: var(--premium-ink);
    transform: translateY(100%);
    pointer-events: none;
    transition: transform .32s cubic-bezier(.76, 0, .24, 1);
}

.page-curtain::after {
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 4px;
    background: var(--premium-red);
}

.page-curtain span {
    position: absolute;
    width: 44px;
    height: 44px;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    border: 1px solid rgba(255,255,255,.2);
}

.page-curtain span::before {
    content: "BT";
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    color: #fff;
    font-family: "Barlow Condensed", sans-serif;
    font-weight: 700;
}

.page-leaving .page-curtain { transform: translateY(0); }
.page-leaving { pointer-events: none; }

.scroll-progress {
    position: fixed;
    z-index: 100;
    left: 0;
    top: 0;
    width: var(--progress, 0%);
    height: 3px;
    background: var(--premium-red);
    transition: width .08s linear;
}

.public-site .shell { width: min(1240px, calc(100% - 64px)); }

.public-site .site-header {
    position: sticky;
    top: 0;
    z-index: 80;
    background: rgba(255,255,255,.96);
    border: 0;
    box-shadow: 0 1px 0 rgba(16,20,24,.09);
    backdrop-filter: blur(18px);
    transition: box-shadow .25s ease, background .25s ease;
}

.public-site .site-header.is-scrolled {
    background: rgba(255,255,255,.92);
    box-shadow: 0 12px 32px rgba(16,20,24,.09);
}

.public-site .topline { background: var(--premium-ink); color: #c9ced1; }
.public-site .topline .shell { height: 32px; }
.top-status { display: inline-flex; align-items: center; gap: 9px; }
.top-status i { width: 6px; height: 6px; background: #4bc48b; border-radius: 50%; box-shadow: 0 0 0 4px rgba(75,196,139,.12); }
.top-contact { display: flex; align-items: center; gap: 15px; }
.top-contact span { width: 1px; height: 12px; background: rgba(255,255,255,.18); }

.public-site .navbar { height: 88px; }
.public-site .brand { gap: 13px; }
.public-site .brand-mark {
    width: 48px;
    height: 48px;
    background: var(--premium-red);
    font-family: "Barlow Condensed", sans-serif;
    font-size: 19px;
    box-shadow: 8px 8px 0 var(--premium-ink);
    transition: transform .25s ease, box-shadow .25s ease;
}
.public-site .brand:hover .brand-mark { transform: translate(-2px,-2px); box-shadow: 11px 11px 0 var(--premium-ink); }
.public-site .brand-name { display: flex; flex-wrap: wrap; width: 125px; font-family: "Barlow Condensed", sans-serif; font-size: 20px; font-weight: 500; line-height: .9; }
.public-site .brand-name b { margin-left: 5px; font-size: inherit; }
.public-site .brand-name small { display: block; width: 100%; margin-top: 7px; color: #7a8288; font-family: Manrope, sans-serif; font-size: 7px; font-weight: 800; line-height: 1; }

.public-site .nav-links { gap: 7px; }
.public-site .nav-links > a:not(.nav-cta) {
    position: relative;
    padding: 13px 16px;
    color: #30363b;
    font-size: 13px;
    transition: color .2s ease;
}
.public-site .nav-links > a:not(.nav-cta)::after {
    content: "";
    position: absolute;
    left: 16px;
    right: 16px;
    bottom: 7px;
    height: 2px;
    background: var(--premium-red);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform .25s ease;
}
.public-site .nav-links > a:not(.nav-cta):hover::after { transform: scaleX(1); transform-origin: left; }
.public-site .nav-cta {
    min-width: 142px;
    justify-content: space-between;
    margin-left: 12px;
    padding: 15px 18px;
    background: var(--premium-ink);
    transition: background .2s ease, transform .2s ease;
}
.public-site .nav-cta:hover { background: var(--premium-red); transform: translateY(-2px); }

.public-site .hero {
    min-height: 720px;
    background-position: center 42%;
    overflow: hidden;
    isolation: isolate;
}
.public-site .hero::before {
    content: "";
    position: absolute;
    z-index: 1;
    inset: 0 0 0 auto;
    width: 28%;
    border-left: 1px solid rgba(255,255,255,.16);
    background: repeating-linear-gradient(90deg, transparent 0, transparent 79px, rgba(255,255,255,.055) 80px);
    pointer-events: none;
}
.public-site .hero::after {
    content: "01 / INDUSTRIAL COATING";
    position: absolute;
    z-index: 2;
    right: 34px;
    bottom: 46px;
    color: rgba(255,255,255,.62);
    font-size: 10px;
    font-weight: 800;
    writing-mode: vertical-rl;
}
.public-site .hero-shade {
    z-index: 0;
    background: linear-gradient(90deg, rgba(10,14,17,.96) 0%, rgba(10,14,17,.76) 48%, rgba(10,14,17,.2) 82%), linear-gradient(0deg, rgba(10,14,17,.35), transparent 45%);
}
.public-site .hero-content { min-height: 720px; z-index: 3; padding-block: 76px; }
.public-site .eyebrow,
.public-site .kicker { color: var(--premium-red); font-size: 11px; }
.public-site .eyebrow {
    padding: 8px 11px;
    margin-bottom: 22px;
    color: #fff;
    background: rgba(255,255,255,.09);
    border-left: 2px solid var(--premium-red);
    backdrop-filter: blur(8px);
}
.public-site .hero h1 {
    max-width: 920px;
    margin: 0 0 25px;
    font-family: "Barlow Condensed", sans-serif;
    font-size: 104px;
    font-weight: 600;
    line-height: .88;
    text-shadow: 0 10px 35px rgba(0,0,0,.28);
}
.public-site .hero-content > p { max-width: 680px; color: #d4d9dc; font-size: 18px; line-height: 1.7; }
.public-site .btn { min-height: 52px; padding: 13px 21px; border-radius: 2px; transition: transform .2s ease, background .2s ease, box-shadow .2s ease; }
.public-site .btn:hover { transform: translateY(-2px); }
.public-site .btn-primary { background: var(--premium-red); box-shadow: 0 12px 30px rgba(226,71,56,.22); }
.public-site .btn-primary:hover { background: var(--premium-red-dark); box-shadow: 0 16px 34px rgba(226,71,56,.3); }
.public-site .btn-ghost { background: rgba(255,255,255,.04); backdrop-filter: blur(8px); }
.public-site .btn-ghost:hover { background: #fff; color: var(--premium-ink); }
.public-site .hero-metrics { gap: 0; margin-top: 58px; padding-top: 0; border: 0; }
.public-site .hero-metrics span { min-width: 170px; padding: 17px 22px; border: 1px solid rgba(255,255,255,.16); border-right: 0; background: rgba(10,14,17,.3); backdrop-filter: blur(8px); }
.public-site .hero-metrics span:last-child { border-right: 1px solid rgba(255,255,255,.16); }
.public-site .hero-metrics b { font-family: "Barlow Condensed", sans-serif; font-size: 28px; }

.public-site .trust-strip { background: var(--premium-gold); color: var(--premium-ink); }
.public-site .trust-strip .shell { height: 56px; }
.public-site .section { padding-block: 110px; }
.public-site .section-head { margin-bottom: 48px; }
.public-site .section h2,
.public-site .cta-band h2,
.public-site .contact-grid h2,
.public-site dialog h2 {
    font-family: "Barlow Condensed", sans-serif;
    font-size: 50px;
    font-weight: 600;
}
.public-site .section-head > p { color: #656e74; line-height: 1.8; }

.public-site .category-grid { gap: 20px; }
.public-site .category-card {
    min-height: 410px;
    border: 1px solid rgba(255,255,255,.08);
    box-shadow: 0 8px 25px rgba(16,20,24,.06);
}
.public-site .category-card::after { background: linear-gradient(0deg, rgba(8,12,15,.98) 0%, rgba(8,12,15,.3) 72%, rgba(8,12,15,.1)); }
.public-site .category-card::before {
    content: "";
    position: absolute;
    z-index: 3;
    inset: 0;
    border: 1px solid transparent;
    transition: border-color .35s ease, inset .35s ease;
}
.public-site .category-card:hover::before { inset: 10px; border-color: rgba(255,255,255,.48); }
.public-site .category-card img { opacity: .68; transition: transform .7s cubic-bezier(.2,.7,.2,1), opacity .35s ease; }
.public-site .category-card:hover img { transform: scale(1.07); opacity: .83; }
.public-site .category-card > div { left: 28px; right: 28px; bottom: 29px; }
.public-site .category-card h3 { font-family: "Barlow Condensed", sans-serif; font-size: 30px; font-weight: 600; }
.public-site .category-description { margin: 0 0 14px; color: #d5d8d9; font-size: 13px; }
.public-site .category-description p { margin: 0; }
.public-site .category-description img,
.public-site .category-description figure,
.public-site .category-description table { display: none; }
.public-site .category-index { top: 24px; right: 25px; color: rgba(255,255,255,.8); font-family: "Barlow Condensed", sans-serif; font-size: 18px; }
.public-site .category-card .text-link { color: var(--premium-gold); }

.public-site .feature-band { position: relative; overflow: hidden; background: var(--premium-paper); }
.public-site .feature-band::before { content: "TECHNICAL EXPERTISE"; position: absolute; right: -26px; top: 50%; color: rgba(16,20,24,.035); font-family: "Barlow Condensed", sans-serif; font-size: 126px; font-weight: 700; transform: rotate(-90deg) translateX(50%); transform-origin: right top; }
.public-site .split { gap: 96px; }
.public-site .feature-photo > img { height: 610px; filter: saturate(.75) contrast(1.06); }
.public-site .feature-photo::after { content: ""; position: absolute; inset: 18px -18px -18px 18px; z-index: -1; border: 1px solid var(--premium-red); }
.public-site .photo-note { left: 24px; right: auto; bottom: 24px; width: min(380px, calc(100% - 48px)); padding: 22px 24px; border-left: 3px solid var(--premium-red); box-shadow: var(--premium-shadow); }
.public-site .check-list li { padding: 19px 0; }
.public-site .check-list svg { color: var(--premium-teal); }

.public-site .product-grid { gap: 20px; }
.public-site .product-card {
    border: 1px solid var(--premium-line);
    box-shadow: 0 8px 28px rgba(16,20,24,.04);
    transition: transform .35s cubic-bezier(.2,.7,.2,1), box-shadow .35s ease, border-color .35s ease;
}
.public-site .product-card:hover { transform: translateY(-8px); border-color: rgba(226,71,56,.35); box-shadow: var(--premium-shadow); }
.public-site .product-image { height: 310px; background: linear-gradient(145deg,#f7f8f6,#e9ece9); }
.public-site .product-image::after { content: ""; position: absolute; inset: auto 18px 16px; height: 1px; background: linear-gradient(90deg,transparent,rgba(16,20,24,.18),transparent); }
.public-site .product-image img { width: 82%; height: 82%; transition: transform .55s cubic-bezier(.2,.7,.2,1); }
.public-site .product-card:hover .product-image img { transform: scale(1.07) rotate(-1deg); }
.public-site .badge { top: 18px; left: 18px; background: var(--premium-teal); }
.public-site .product-body { min-height: 220px; padding: 24px; }
.public-site .product-body h3 { font-family: "Barlow Condensed", sans-serif; font-size: 26px; font-weight: 600; }
.public-site .product-meta { color: var(--premium-red); }
.public-site .icon-link { right: 22px; bottom: 22px; background: var(--premium-ink); transition: transform .25s ease, background .25s ease; }
.public-site .product-card:hover .icon-link { background: var(--premium-red); transform: translateX(3px); }

.public-site .cta-band { position: relative; overflow: hidden; padding: 66px 0; background: var(--premium-red); }
.public-site .cta-band::after { content: ""; position: absolute; width: 380px; height: 380px; right: 8%; top: -280px; border: 80px solid rgba(255,255,255,.08); border-radius: 50%; }
.public-site .cta-band .shell { position: relative; z-index: 1; }
.public-site .cta-band h2 { font-size: 44px; }

.public-site .page-head {
    position: relative;
    overflow: hidden;
    padding: 92px 0;
    background: var(--premium-ink);
}
.public-site .page-head::before { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(90deg, transparent 0, transparent 119px, rgba(255,255,255,.035) 120px); }
.public-site .page-head::after { content: ""; position: absolute; right: -80px; bottom: -170px; width: 420px; height: 250px; border: 1px solid rgba(255,255,255,.12); transform: rotate(-18deg); }
.public-site .page-head .shell { position: relative; z-index: 1; }
.public-site .page-head h1 { margin: 13px 0; font-family: "Barlow Condensed", sans-serif; font-size: 68px; font-weight: 600; line-height: .95; }

.public-site .catalog-layout { grid-template-columns: 260px 1fr; gap: 54px; }
.public-site .filters { top: 145px; border-top: 3px solid var(--premium-red); }
.public-site .filters { scrollbar-width: none; }
.public-site .filters::-webkit-scrollbar { display: none; }
.public-site .filters h3 { font-family: "Barlow Condensed", sans-serif; font-size: 27px; }
.public-site .filters a { padding: 14px 12px; transition: background .2s ease, color .2s ease, padding-left .2s ease; }
.public-site .filters a.active,
.public-site .filters a:hover { padding-left: 17px; color: var(--premium-red); background: #f8f2f1; }
.public-site .searchbar { min-height: 58px; border-color: var(--premium-line); background: #fff; box-shadow: 0 8px 30px rgba(16,20,24,.04); }

.public-site .detail { padding-block: 52px 110px; }
.public-site .detail-grid { gap: 88px; }
.public-site .detail-image { height: 650px; background: linear-gradient(145deg,#f5f6f4,#e8ebe8); overflow: hidden; }
.public-site button.detail-image { width: 100%; padding: 0; border: 0; color: inherit; cursor: zoom-in; }
.public-site .detail-image::before { content: ""; position: absolute; width: 230px; height: 230px; right: -120px; top: -120px; border: 1px solid rgba(16,20,24,.13); transform: rotate(45deg); }
.public-site .detail-copy h1 { font-family: "Barlow Condensed", sans-serif; font-size: 64px; font-weight: 600; }
.public-site .spec-box { padding: 23px 0; }
.public-site .description { max-width: 840px; border-left: 3px solid var(--premium-red); padding: 2px 0 2px 34px; margin-top: 84px; }
.public-site .rich-content { color: #5f686e; line-height: 1.8; }
.public-site .rich-content img { max-width: 100%; height: auto; }
.public-site .rich-content figure { margin: 28px 0; }
.public-site .rich-content figure.image-style-side { float: right; width: 48%; margin: 8px 0 20px 28px; }
.public-site .rich-content figure.image-style-align-left { float: left; width: 48%; margin: 8px 28px 20px 0; }
.public-site .rich-content table { width: 100%; border-collapse: collapse; }
.public-site .rich-content td,.public-site .rich-content th { padding: 10px; border: 1px solid var(--premium-line); }
.public-site .image-dialog { width: min(1120px, calc(100% - 32px)); max-height: calc(100vh - 32px); padding: 20px; border: 0; border-top: 4px solid var(--premium-red); background: #fff; box-shadow: 0 30px 90px rgba(0,0,0,.34); }
.public-site .image-dialog::backdrop { background: rgba(7,10,12,.88); backdrop-filter: blur(7px); }
.public-site .image-dialog figure { display: grid; place-items: center; min-height: 300px; margin: 0; }
.public-site .image-dialog img { max-width: 100%; max-height: calc(100vh - 110px); object-fit: contain; }
.public-site .image-dialog figcaption { padding-top: 12px; color: var(--premium-ink); font-size: 13px; font-weight: 700; }
.public-site .image-dialog-close { position: absolute; z-index: 2; top: 14px; right: 14px; width: 40px; height: 40px; color: #fff; background: var(--premium-ink); }

.public-site .contact-grid { grid-template-columns: .75fr 1.25fr; gap: 100px; }
.public-site .contact-info { padding: 34px; color: #fff; background: var(--premium-ink); }
.public-site .contact-info h2 { margin-top: 0; }
.public-site .contact-info > div { border-color: rgba(255,255,255,.12); }
.public-site .contact-info svg { color: var(--premium-red); }
.public-site .contact-info small { color: #8e979c; }
.public-site .contact-form { padding: 40px; border: 1px solid var(--premium-line); box-shadow: 0 18px 55px rgba(16,20,24,.06); }
.public-site .form-grid input,
.public-site .form-grid textarea { padding: 15px; background: #fafbf9; border-color: var(--premium-line); transition: background .2s ease, border-color .2s ease, box-shadow .2s ease; }
.public-site .form-grid input:focus,
.public-site .form-grid textarea:focus { background: #fff; border-color: var(--premium-teal); box-shadow: 0 0 0 3px rgba(22,123,131,.1); }

.public-site .about-content > div > img { height: 630px; filter: saturate(.78) contrast(1.04); }
.public-site .values > div { border-top-color: var(--premium-red); padding: 16px 4px 0; }
.public-site .values b { color: var(--premium-red); font-family: "Barlow Condensed", sans-serif; font-size: 23px; }

.public-site dialog { border-top: 4px solid var(--premium-red); box-shadow: 0 30px 90px rgba(0,0,0,.25); }
.public-site dialog::backdrop { backdrop-filter: blur(5px); }

.public-site footer { position: relative; padding-top: 74px; background: #0d1114; }
.footer-accent { position: absolute; top: 0; left: 0; width: 34%; height: 4px; background: var(--premium-red); }
.public-site .footer-grid { grid-template-columns: 1.55fr .8fr 1.1fr 1fr; gap: 70px; }
.public-site .footer-intro p { max-width: 310px; margin-top: 22px; line-height: 1.8; }
.public-site footer h4 { margin-top: 3px; font-family: "Barlow Condensed", sans-serif; font-size: 20px; }
.public-site footer a { transition: color .2s ease, transform .2s ease; }
.public-site .footer-grid > div:not(.footer-intro) a:hover { color: #fff; transform: translateX(3px); }
.public-site .brand-light .brand-mark { box-shadow: 8px 8px 0 #fff; }
.public-site .brand-light .brand-name small { color: #858d92; }
.public-site .copyright { display: flex; justify-content: space-between; }

.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease var(--reveal-delay,0ms), transform .7s cubic-bezier(.2,.7,.2,1) var(--reveal-delay,0ms); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1100px) {
    .public-site .hero h1 { font-size: 84px; }
    .public-site .split { gap: 58px; }
    .public-site .footer-grid { gap: 38px; }
}

@media (max-width: 900px) {
    .public-site .shell { width: min(100% - 32px, 1240px); }
    .public-site .navbar { height: 78px; }
    .public-site .nav-links {
        top: 110px;
        padding: 22px 16px 28px;
        border-top: 1px solid var(--premium-line);
        box-shadow: 0 24px 45px rgba(16,20,24,.15);
        transform: translateY(-10px);
        opacity: 0;
    }
    .public-site .nav-links.open { display: flex; animation: menu-in .3s ease forwards; }
    .public-site .nav-links > a:not(.nav-cta) { padding: 14px 12px; border-bottom: 1px solid var(--premium-line); }
    .public-site .nav-cta { margin: 10px 0 0; }
    .public-site .hero,
    .public-site .hero-content { min-height: 650px; }
    .public-site .hero h1 { font-size: 72px; }
    .public-site .hero::before,
    .public-site .hero::after { display: none; }
    .public-site .section { padding-block: 84px; }
    .public-site .split { gap: 58px; }
    .public-site .feature-photo::after { inset: 12px -12px -12px 12px; }
    .public-site .catalog-layout { grid-template-columns: 1fr; }
    .public-site .filters { top: auto; }
    .public-site .detail-grid { gap: 50px; }
    .public-site .contact-grid { grid-template-columns: 1fr; gap: 35px; }
    .public-site .footer-grid { grid-template-columns: 1.2fr 1fr; }
}

@keyframes menu-in { to { opacity: 1; transform: translateY(0); } }

@media (max-width: 600px) {
    .public-site .shell { width: min(100% - 28px, 1240px); }
    .top-contact a:first-child,
    .top-contact span { display: none; }
    .public-site .brand-mark { width: 42px; height: 42px; box-shadow: 6px 6px 0 var(--premium-ink); }
    .public-site .brand-name { font-size: 17px; width: 110px; }
    .public-site .nav-links { top: 110px; }
    .public-site .hero,
    .public-site .hero-content { min-height: 650px; }
    .public-site .hero-content { padding-block: 48px; }
    .public-site .hero h1 { font-size: 54px; line-height: .92; }
    .public-site .hero-content > p { font-size: 15px; }
    .public-site .hero-actions { width: 100%; }
    .public-site .hero-actions .btn { width: 100%; }
    .public-site .hero-metrics { width: 100%; margin-top: 34px; }
    .public-site .hero-metrics span { width: 100%; min-width: 0; padding: 11px 14px; border-right: 1px solid rgba(255,255,255,.16); border-bottom: 0; }
    .public-site .hero-metrics span:last-child { border-bottom: 1px solid rgba(255,255,255,.16); }
    .public-site .trust-strip .shell { height: 52px; }
    .public-site .section { padding-block: 68px; }
    .public-site .section h2,
    .public-site .contact-grid h2 { font-size: 38px; }
    .public-site .category-card { min-height: 380px; }
    .public-site .product-image { height: 285px; }
    .public-site .feature-photo > img { height: 420px; }
    .public-site .feature-photo::after { display: none; }
    .public-site .page-head { padding: 70px 0; }
    .public-site .page-head h1 { font-size: 48px; }
    .public-site .detail-image { height: 410px; }
    .public-site .detail-copy h1 { font-size: 48px; }
    .public-site .description { padding-left: 20px; margin-top: 60px; }
    .public-site .contact-info,
    .public-site .contact-form { padding: 25px 20px; }
    .public-site .footer-grid { grid-template-columns: 1fr; }
    .public-site .copyright { flex-direction: column; gap: 6px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
    .reveal { opacity: 1; transform: none; }
    .page-curtain { display: none; }
}