/* 3251: shared catalogue, service pages and navigation — staging revision. */
.site-header .main-nav{gap:clamp(10px,1.15vw,22px)}
.site-header .main-nav>a{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:700;line-height:1.2;letter-spacing:0;white-space:nowrap}
.btm-nav-icon{width:19px;height:19px;flex:0 0 19px;color:#c34835;transition:transform .2s}
.main-nav>a:hover .btm-nav-icon{transform:translateY(-2px)}
.btm-chain-hero-art{aspect-ratio:1;min-height:0;display:block;width:100%;isolation:isolate}
.btm-chain-hero-art .btm-detailed-orbit{position:absolute;width:78%;height:auto;aspect-ratio:1;left:50%;top:50%;transform:translate(-50%,-50%)}
.btm-chain-hero-art .btm-render-stage,.btm-service-carousel .btm-render-stage{position:absolute;inset:0;width:100%;height:100%;z-index:3;pointer-events:none}
.btm-chain-hero-art .btm-section-render,.btm-service-carousel .btm-section-render{position:absolute;inset:0;width:100%;height:100%;max-width:none;object-fit:contain;object-position:50% 50%;opacity:0;transform:scale(.96);transition:opacity .55s ease,transform .8s ease;filter:drop-shadow(0 16px 16px #16211c19);margin:0}
.btm-chain-hero-art .btm-section-render.is-active,.btm-service-carousel .btm-section-render.is-active{opacity:1;transform:scale(1)}
.btm-chain-art-tag{z-index:5;bottom:8%;right:0}
.btm-chain-art-index{z-index:4;bottom:20px}
.btm-carousel-controls{position:absolute;bottom:0;left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:14px;z-index:7}
.btm-carousel-dots{display:flex;gap:0;align-items:center}
.btm-carousel-dots button{position:relative;width:28px;height:36px;border:0;padding:0;background:transparent;cursor:pointer}
.btm-carousel-dots button:after{content:"";position:absolute;width:7px;height:7px;left:10px;top:14px;background:#899089;border-radius:50%;transition:background .2s,transform .2s}
.btm-carousel-dots button[aria-pressed="true"]:after{background:#c94330;transform:scale(1.3)}
.btm-carousel-pause{display:grid;place-items:center;width:36px;height:36px;border:1px solid #c2c5bc;border-radius:50%;background:#f4f2e8;color:#24322d;cursor:pointer;font:14px Arial,sans-serif}
.btm-carousel-controls button:focus-visible{outline:2px solid #c94330;outline-offset:2px}
/* Both services use the same centre for the object and the red disc. */
.industrial-hero .hero-b-object{top:50%;bottom:auto;height:auto;aspect-ratio:1;transform:translateY(-54%);isolation:isolate}
.industrial-hero .hero-b-object .red-disc{top:50%;left:50%;width:78%;height:auto;aspect-ratio:1;transform:translate(-50%,-50%)}
.industrial-hero .hero-b-object .hero-part{inset:0;width:100%;height:100%;max-width:none;object-fit:contain;object-position:center;transform:none;margin:0}
.btm-service-carousel .part-label{z-index:5}
.btm-service-carousel .label-one{top:7%;left:0}
.btm-service-carousel .label-two{bottom:8%;top:auto;right:0}
.btm-service-carousel .dimension-lines{inset:0;width:100%;height:100%}
.btm-service-carousel .orbit{display:none}
.start-grid .start-card>p{font-size:16px;line-height:1.65;max-width:38ch;color:#d2d9d2}
.start-grid .start-card .text-link{font-size:13px;line-height:1.45}
.custom-part .btm-custom-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;align-items:center;flex:0 0 auto}
.custom-part .btm-custom-actions .button{font-size:12px;min-height:58px;gap:20px;padding:18px 22px}
.btm-button-outline.button{background:transparent;border:1px solid #23332e;color:#23332e;box-shadow:none;transition:background .25s,color .25s,transform .25s}
.btm-button-outline.button:hover{background:#23332e;color:#f4f2e8;transform:translateY(-3px)}
.btm-button-outline.button svg{transition:transform .25s}
.btm-button-outline.button:hover svg{transform:translate(3px,-3px)}
.production-photo{overflow:hidden;clip-path:polygon(0 0,calc(100% - 28px) 0,100% 28px,100% 100%,28px 100%,0 calc(100% - 28px));background:#192522}
.production-photo>img{width:100%;height:100%;object-fit:cover;object-position:47% 50%;filter:none!important}
.production-photo:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,#12201c00 20%,#12201cbb 100%);pointer-events:none;z-index:0}
.production-photo .photo-title,.production-photo figcaption{z-index:2;position:absolute}
.delivery-section .address-grid,.btm-location-addresses{grid-template-columns:1fr;gap:0}
.delivery-section .address-grid>div>p,.btm-location-addresses>div>p{font-size:clamp(17px,1.5vw,23px);line-height:1.6;max-width:38ch}
.delivery-section .address-grid>div>span,.btm-location-addresses>div>span{font-size:12px;letter-spacing:1.5px}
.footer-main .btm-footer-identity,.btm-footer-top .btm-footer-identity{display:flex;flex-direction:column;align-items:flex-start;gap:24px}
.footer-main .btm-footer-identity>div{display:flex;flex-direction:column;align-items:flex-start;gap:10px}
.footer-main .btm-footer-identity .brand{width:auto}
.footer-main .btm-footer-identity .eyebrow{font-size:10px;line-height:1.6}
.footer-main .btm-footer-identity .footer-phone{font-size:clamp(28px,3.2vw,44px);line-height:1.15}
.footer-main .btm-footer-identity a[href^="mailto:"]{font-size:16px;color:#e0e6db}
.btm-footer-top{align-items:flex-start}
.btm-footer-top .btm-footer-identity{gap:16px}
.btm-footer-top .btm-footer-identity>p{margin:0}
.btm-footer-top .btm-footer-identity>.btm-footer-email{font-size:17px}
/* Four columns, eight actual catalogue cutouts. */
.parts-page .parts-products{grid-template-columns:repeat(4,minmax(0,1fr));gap:28px 20px}
.parts-page .parts-products .product-card{display:flex;flex-direction:column;min-width:0;border-bottom:1px solid #c3c9bc}
.parts-page .parts-products .product-image{aspect-ratio:1.1;background:#e5e8df;overflow:hidden;clip-path:polygon(0 0,calc(100% - 19px) 0,100% 19px,100% 100%,19px 100%,0 calc(100% - 19px))}
.parts-page .parts-products .product-image img{position:absolute;inset:13%;width:74%;height:74%;object-fit:contain;mix-blend-mode:normal;filter:drop-shadow(0 12px 9px #15211919);transition:transform .5s}
.parts-page .parts-products .product-card:hover img{transform:translateY(-5px) scale(1.04)}
.parts-page .parts-products .product-no{top:14px;left:16px;font-size:10px}
.parts-page .parts-products .photo-label{bottom:13px;left:16px;font-size:8px}
.parts-page .parts-products .product-copy{display:flex;flex-direction:column;flex:1;min-height:0;padding:24px 0}
.parts-page .parts-products .product-copy h3{font-size:clamp(24px,2.2vw,32px);line-height:1.12;min-height:2.25em;margin-bottom:14px}
.parts-page .parts-products .product-copy>.eyebrow{min-height:0;font-size:9px;margin-bottom:12px}
.parts-page .parts-products .product-copy p{font-size:13px;line-height:1.65;margin-bottom:18px}
.parts-page .parts-products .product-copy .text-link{font-size:10px;line-height:1.6;margin-top:auto;display:flex;justify-content:space-between;gap:10px}
.parts-page .brand-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border-top:1px solid #bfc6b9;border-left:1px solid #bfc6b9}
.parts-page .brand-grid>a{min-height:144px;position:relative;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:12px;padding:22px;border-right:1px solid #bfc6b9;border-bottom:1px solid #bfc6b9;background:#f1f1e966;transition:background .25s}
.parts-page .brand-grid>a:hover{background:#dde4d5}
.btm-service-brand-mark{height:50px;display:flex;align-items:center}
.btm-service-brand-mark>img{width:calc(var(--brand-w)*1.25);height:calc(var(--brand-h)*1.25);max-width:160px;max-height:55px;object-fit:contain}
.btm-service-brand-name{font-size:11px;font-weight:600;letter-spacing:.4px}
.btm-service-brand-arrow{position:absolute;right:18px;bottom:20px;font-size:18px;color:#b64937}
.btm-brand-wordmark{font-family:Oswald,Arial,sans-serif;font-size:25px;letter-spacing:1px}
.btm-quality-upgrade .quality-grid{gap:22px}
.btm-quality-upgrade .quality-grid article{position:relative;isolation:isolate;overflow:hidden;border:0;padding:35px 28px 38px;background:#e4e8dc;clip-path:polygon(0 0,calc(100% - 22px) 0,100% 22px,100% 100%,22px 100%,0 calc(100% - 22px));box-shadow:inset 0 0 0 1px #ccd1c4}
.btm-quality-upgrade .quality-grid article:before{content:"";position:absolute;inset:0;z-index:-2;background-image:linear-gradient(#334d4210 1px,transparent 1px),linear-gradient(90deg,#334d4210 1px,transparent 1px);background-size:26px 26px;mask-image:linear-gradient(135deg,#000,transparent 65%)}
.btm-quality-upgrade .quality-grid article:after{content:"";position:absolute;z-index:-1;width:180px;height:180px;border:1px solid #bb5b3944;outline:1px dashed #bb5b3930;outline-offset:18px;right:-50px;top:32px;border-radius:50%;background:radial-gradient(circle,transparent 30%,#bb5b3922 31%,transparent 32%),linear-gradient(90deg,transparent 49.5%,#bb5b3933 50%,transparent 50.5%)}
.btm-quality-upgrade .quality-grid article>.icon{width:52px;height:52px;color:#b54432;margin-bottom:32px}
.btm-quality-upgrade .quality-grid article>h3{font-size:clamp(25px,2.1vw,34px);line-height:1.2;position:relative}
.btm-quality-upgrade .quality-grid article>p{font-size:14px;line-height:1.7}
@media(min-width:1500px){.site-header .main-nav>a{font-size:14px}}
@media(max-width:1250px) and (min-width:761px){.site-header{gap:14px}.site-header .brand>span{font-size:21px}.site-header .main-nav{gap:9px}.site-header .main-nav>a{font-size:12px}.btm-nav-icon{width:16px;height:16px;flex-basis:16px}.site-header .header-phone{font-size:17px}}
@media(max-width:1050px){.parts-page .parts-products{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 22px}.parts-page .brand-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.custom-part{flex-wrap:wrap}.custom-part .btm-custom-actions{width:100%;justify-content:flex-start;margin-top:15px}.start-grid .start-card>p{font-size:15px}.btm-quality-upgrade .quality-grid article{padding:28px 20px}}
@media(max-width:760px){.site-header .main-nav>a{font-size:17px;gap:12px;min-height:47px}.site-header .btm-nav-icon{width:23px;height:23px;flex-basis:23px}.btm-chain-hero-art{width:100%;max-width:470px;min-height:0;margin:10px auto 22px}.btm-chain-art-tag{font-size:8px;bottom:12%;right:0}.btm-chain-art-index{bottom:4px;font-size:8px}.btm-chain-art-tag strong{font-size:10px}.industrial-hero .hero-b-object{position:relative;top:auto;bottom:auto;right:auto;transform:none;height:auto!important;width:100%;max-width:470px;aspect-ratio:1;margin:24px auto 20px;flex:0 0 auto}.btm-service-carousel .part-label{font-size:8px}.btm-service-carousel .part-label small{font-size:9px}.btm-service-carousel .label-one{left:0;top:2%}.btm-service-carousel .label-two{right:0;bottom:9%}.btm-service-carousel .btm-carousel-controls{bottom:-12px}.start-grid .start-card>p{font-size:16px;max-width:none}.custom-part .btm-custom-actions{flex-direction:column;align-items:stretch;margin-top:8px}.custom-part .btm-custom-actions .button{width:100%;justify-content:space-between}.production-photo>img{object-position:43% 50%}.delivery-section .address-grid>div>p,.btm-location-addresses>div>p{font-size:18px}.parts-page .brand-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.parts-page .brand-grid>a{padding:18px;min-height:135px}.btm-service-brand-mark>img{max-width:120px;max-height:45px}.btm-quality-upgrade .quality-grid{grid-template-columns:1fr}.btm-quality-upgrade .quality-grid article{padding:30px}.btm-quality-upgrade .quality-grid article>h3{font-size:30px}.footer-main .btm-footer-identity{gap:25px}.footer-main .btm-footer-identity .eyebrow{font-size:9px}.footer-main .btm-footer-identity .footer-phone{font-size:32px}}
@media(max-width:480px){.parts-page .parts-products{grid-template-columns:1fr;gap:28px}.parts-page .parts-products .product-image{aspect-ratio:1.3}.parts-page .parts-products .product-copy h3{min-height:0;font-size:32px}.parts-page .parts-products .product-copy p{font-size:15px}.parts-page .parts-products .product-copy .text-link{font-size:12px}.btm-service-brand-mark>img{max-width:105px}.btm-chain-art-index{display:none}}
@media(prefers-reduced-motion:reduce){.btm-section-render,.btm-nav-icon,.btm-button-outline,.parts-products img{transition:none!important;transform:none!important}}

.parts-page .parts-products .product-image:after{display:none}.parts-page .parts-products .photo-label{right:auto;width:auto;max-width:calc(100% - 32px);padding:5px 7px;background:#f4f2e8cc;color:#5c665d;box-shadow:none}

/* Same changes on the OpenCart casting page. */
/* Both services use the same centre for the object and the red disc. */
.lp-industrial-hero .lp-hero-b-object{top:50%;bottom:auto;height:auto;aspect-ratio:1;transform:translateY(-54%);isolation:isolate}
.lp-industrial-hero .lp-hero-b-object .lp-red-disc{top:50%;left:50%;width:78%;height:auto;aspect-ratio:1;transform:translate(-50%,-50%)}
.lp-industrial-hero .lp-hero-b-object .lp-hero-part{inset:0;width:100%;height:100%;max-width:none;object-fit:contain;object-position:center;transform:none;margin:0}
.btm-service-carousel .part-label{z-index:5}
.btm-service-carousel .label-one{top:7%;left:0}
.btm-service-carousel .label-two{bottom:8%;top:auto;right:0}
.btm-service-carousel .dimension-lines{inset:0;width:100%;height:100%}
.btm-service-carousel .orbit{display:none}
.lp-start-grid .lp-start-card>p{font-size:16px;line-height:1.65;max-width:38ch;color:#d2d9d2}
.lp-start-grid .lp-start-card .lp-text-link{font-size:13px;line-height:1.45}
.lp-custom-part .btm-custom-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;align-items:center;flex:0 0 auto}
.lp-custom-part .btm-custom-actions .lp-button{font-size:12px;min-height:58px;gap:20px;padding:18px 22px}
.btm-button-outline.lp-button{background:transparent;border:1px solid #23332e;color:#23332e;box-shadow:none;transition:background .25s,color .25s,transform .25s}
.btm-button-outline.lp-button:hover{background:#23332e;color:#f4f2e8;transform:translateY(-3px)}
.btm-button-outline.lp-button svg{transition:transform .25s}
.btm-button-outline.lp-button:hover svg{transform:translate(3px,-3px)}
.lp-production-photo{overflow:hidden;clip-path:polygon(0 0,calc(100% - 28px) 0,100% 28px,100% 100%,28px 100%,0 calc(100% - 28px));background:#192522}
.lp-production-photo>img{width:100%;height:100%;object-fit:cover;object-position:47% 50%;filter:none!important}
.lp-production-photo:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,#12201c00 20%,#12201cbb 100%);pointer-events:none;z-index:0}
.lp-production-photo .lp-photo-title,.lp-production-photo figcaption{z-index:2;position:absolute}
.lp-delivery-section .lp-address-grid,.btm-location-addresses{grid-template-columns:1fr;gap:0}
.lp-delivery-section .lp-address-grid>div>p,.btm-location-addresses>div>p{font-size:clamp(17px,1.5vw,23px);line-height:1.6;max-width:38ch}
.lp-delivery-section .lp-address-grid>div>span,.btm-location-addresses>div>span{font-size:12px;letter-spacing:1.5px}











@media(max-width:1050px){.lp-custom-part{flex-wrap:wrap}.lp-custom-part .btm-custom-actions{width:100%;justify-content:flex-start;margin-top:15px}}
@media(max-width:760px){.lp-industrial-hero .lp-hero-b-object{position:relative;top:auto;bottom:auto;right:auto;transform:none;height:auto!important;width:100%;max-width:470px;aspect-ratio:1;margin:24px auto 20px}.lp-start-grid .lp-start-card>p{font-size:16px;max-width:none}.lp-custom-part .btm-custom-actions{flex-direction:column;align-items:stretch}.lp-custom-part .btm-custom-actions .lp-button{width:100%;justify-content:space-between}.lp-delivery-section .lp-address-grid>div>p{font-size:18px}}

/* Keep the pouring metal visible in the portrait production frame. */
.production-photo>img,.lp-production-photo>img{object-position:86% 50%}


/* === Opyat BTM revision / 2026-09-29 === */
.parts-page .parts-products .product-image{position:relative;background:#fff!important;clip-path:polygon(22px 0,100% 0,100% calc(100% - 22px),calc(100% - 22px) 100%,0 100%,0 22px)!important}
.parts-page .parts-products .product-image:after{display:block!important;content:"";position:absolute;inset:14px;border:1px solid #17291d08;pointer-events:none}
.btm-catalogue-tail .btm-pagination{display:none!important}
.btm-type-line[src*="chain-contour"]{filter:brightness(0) contrast(1.2)!important;opacity:1!important;mix-blend-mode:normal!important}
.parts-page .section-heading>.section-note{display:flex;align-items:flex-start;gap:14px;max-width:520px;padding:20px 22px;border-left:1px solid #d84a3b;background:#f0efe7}
.parts-page .section-heading>.section-note .pulse-dot{flex:0 0 auto;margin-top:7px}
.parts-page .section-heading>.section-note>span:last-child{font-size:14px;line-height:1.75;color:#3f5149}
@media (min-width:761px){
 .btm-corporate-home .btm-foundry-copy{max-width:980px!important}
 .btm-corporate-home .btm-foundry-copy h1{font-size:clamp(60px,5.8vw,96px);line-height:.97;letter-spacing:-.03em}
 .btm-corporate-home .btm-foundry-copy h1 em{font-size:1em;white-space:nowrap}
 .btm-corporate-home .btm-foundry-copy>p{max-width:630px!important;font-size:clamp(16px,1.12vw,19px);line-height:1.65;color:#eef1eb!important}
 .btm-number-panel{width:420px!important}
 #factory-numbers-title{font-size:46px;white-space:nowrap!important;overflow-wrap:normal!important;word-break:keep-all!important;letter-spacing:-.035em}
}
@media (max-width:760px){
 .btm-corporate-home .btm-foundry-copy>p{font-size:16px;line-height:1.7;color:#eef1eb!important}
 .btm-number-panel{width:min(100%,340px)!important}
 #factory-numbers-title{font-size:34px;white-space:nowrap!important;overflow-wrap:normal!important;word-break:keep-all!important}
}


.btm-global-footer{--footer-pad:var(--pad,6vw);position:relative;padding:0!important;background:#13211f!important;color:#f0f1e8!important;overflow:hidden}
.btm-global-footer a{color:inherit;text-decoration:none}
.btm-global-footer-hero{position:relative;isolation:isolate;display:flex;align-items:center;justify-content:space-between;gap:45px;min-height:218px;padding:42px var(--footer-pad);border-bottom:1px solid #87977f32;overflow:hidden}
.btm-global-footer-hero:before{content:"БАЛТТЕХМАШ";position:absolute;z-index:-1;right:1vw;top:50%;transform:translateY(-50%);font:500 clamp(88px,13vw,230px)/1 var(--head);letter-spacing:-.045em;color:#e4efe40a;white-space:nowrap}
.btm-global-footer-brand{display:flex;flex-direction:column;align-items:flex-start;gap:12px}
.btm-global-footer .brand{display:flex;align-items:center;gap:12px}
.btm-global-footer .brand img{width:44px;height:auto}
.btm-global-footer .brand>span{font:500 23px/1 var(--head);letter-spacing:.015em}
.btm-global-footer .brand small{display:block;margin-top:6px;font:600 6px/1.2 Arial,sans-serif;letter-spacing:.16em;color:#93a38e}
.btm-footer-kicker{margin-top:9px;font:600 8px/1.5 Arial,sans-serif;letter-spacing:.14em;color:#93a58f}
.btm-global-footer .btm-footer-phone{font:500 clamp(36px,4vw,61px)/1 var(--head);letter-spacing:-.03em}
.btm-global-footer .btm-footer-phone span{font:400 26px/1 Arial,sans-serif;color:#e34c3b}
.btm-footer-cta{display:flex;align-items:center;justify-content:space-between;gap:42px;min-width:245px;padding:21px 23px;background:#d94736;color:#fff!important;font:700 11px/1.2 Arial,sans-serif;letter-spacing:.04em;clip-path:polygon(0 0,calc(100% - 14px) 0,100% 14px,100% 100%,14px 100%,0 calc(100% - 14px))}
.btm-footer-cta span{font-size:19px}
.btm-global-footer-grid{display:grid;grid-template-columns:1.1fr .9fr 1fr 1.15fr;gap:4vw;padding:44px var(--footer-pad) 26px}
.btm-global-footer-grid>div{min-width:0}
.btm-global-footer-grid .eyebrow{display:block;margin-bottom:21px;font:700 8px/1.3 Arial,sans-serif;letter-spacing:.14em;color:#879b81}
.btm-global-footer-grid a{display:block;margin:0 0 11px;font:500 11px/1.55 Arial,sans-serif;color:#d0d9ce}
.btm-global-footer-grid a:hover{color:#ef7969}
.btm-global-footer-grid .btm-footer-email{font-size:14px;color:#fff}


.btm-footer-messengers{display:flex;gap:10px;margin-top:18px}
.btm-messenger-icon{display:grid;place-items:center;width:39px;height:39px;border:1px solid #778b744f;border-radius:50%;color:#eef1e8}
.btm-messenger-icon svg{width:18px;height:18px;fill:currentColor}
.btm-max{font:800 17px/1 Arial,sans-serif}
.btm-global-footer-plant{grid-column:1/-1;display:grid;grid-template-columns:auto minmax(260px,1.4fr) minmax(220px,.8fr) auto;gap:25px;align-items:center;margin-top:12px;padding-top:28px;border-top:1px solid #87977f32}
.btm-global-footer-plant .eyebrow{margin:0}
.btm-global-footer-plant strong{font:500 18px/1.4 var(--head);color:#f4f4ec}
.btm-global-footer-plant p,.btm-global-footer-plant>span:last-child{margin:0;font:500 10px/1.7 Arial,sans-serif;color:#9cac97}
.btm-global-footer-word{padding:12px var(--footer-pad) 6px;font:500 clamp(70px,13.6vw,240px)/.82 var(--head);letter-spacing:-.045em;white-space:nowrap;color:#deebdc0a}
.btm-global-footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:21px var(--footer-pad) 28px;border-top:1px solid #87977f32;font:600 8px/1.5 Arial,sans-serif;letter-spacing:.06em;color:#879a84}
.btm-mobile-actions{display:none}
@media(max-width:900px){
 .btm-global-footer-grid{grid-template-columns:1fr 1fr;gap:32px}
 .btm-global-footer-plant{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
 .btm-global-footer{padding-bottom:62px!important}
 .btm-global-footer-hero{align-items:flex-start;flex-direction:column;min-height:0;padding-top:34px;padding-bottom:34px}
 .btm-global-footer .brand>span{font-size:21px}
 .btm-global-footer .btm-footer-phone{font-size:39px}
 .btm-footer-cta{width:100%;min-width:0}
 .btm-global-footer-grid{grid-template-columns:1fr 1fr;gap:28px 20px;padding-top:34px}
 .btm-global-footer-plant{grid-template-columns:1fr;gap:10px}
 .btm-global-footer-word{font-size:20vw;padding-top:25px}
 .btm-global-footer-bottom{align-items:flex-start;flex-direction:column;gap:11px}
 .btm-mobile-actions{display:grid!important;grid-template-columns:1fr 1.35fr;position:fixed;left:0;right:0;bottom:0;z-index:80;background:#172820;border-top:1px solid #9caf8350;padding-bottom:env(safe-area-inset-bottom)}
 .btm-mobile-actions a{display:block;padding:17px 10px;text-align:center;color:#fff!important;font:700 11px/1.3 Arial,sans-serif;text-decoration:none}
 .btm-mobile-actions a:last-child{background:#d94736}
}


.btm-info-page{padding-bottom:0!important}
.btm-info-page .btm-crumbs{margin-bottom:12px}
.btm-info-hero{display:grid;grid-template-columns:1.04fr .96fr;min-height:610px;margin:0 0 72px;background:#eceee5;border:1px solid #c7cec0;overflow:hidden;clip-path:polygon(0 0,calc(100% - 32px) 0,100% 32px,100% 100%,32px 100%,0 calc(100% - 32px))}
.btm-info-hero-copy{display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding:64px clamp(35px,5vw,80px)}
.btm-info-hero-copy h1{margin:22px 0 26px;font:500 clamp(58px,6.3vw,98px)/.95 var(--head);letter-spacing:-.04em;text-transform:uppercase}
.btm-info-hero-copy h1 em{font-style:normal;color:#d74534}
.btm-info-hero-copy p{max-width:520px;margin:0 0 28px;font-size:15px;line-height:1.85;color:#536451}
.btm-info-hero figure{position:relative;margin:0;min-height:520px;background:#172420;overflow:hidden}
.btm-info-hero figure:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,#14231f99,transparent 48%)}
.btm-info-hero figure img{width:100%;height:100%;object-fit:cover;filter:contrast(1.04) brightness(.88)}
.btm-info-hero figcaption{position:absolute;z-index:2;left:28px;bottom:25px;font-size:8px;letter-spacing:.14em;color:#fff}
.btm-info-cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin:0 0 80px;border-top:1px solid #bdc8b6;border-left:1px solid #bdc8b6}
.btm-info-cards article{min-height:315px;padding:30px 25px;border-right:1px solid #bdc8b6;border-bottom:1px solid #bdc8b6;background:#f5f4ed}
.btm-info-cards article.is-accent{background:#20332b;color:#f4f4ed}
.btm-info-cards article>span,.btm-requisites-grid article>span{font:700 8px/1.4 Arial,sans-serif;letter-spacing:.13em;color:#8b9986}
.btm-info-cards h2{margin:45px 0 24px;font:500 clamp(28px,2.3vw,38px)/1.08 var(--head)}
.btm-info-cards p{font-size:12px;line-height:1.8;color:#566651}
.btm-info-cards .is-accent p{color:#bdc9b9}
.btm-info-section-head{display:grid;grid-template-columns:.7fr 2.3fr;gap:30px;align-items:start;margin-bottom:38px}
.btm-info-section-head h2{margin:0;font:500 clamp(48px,5vw,78px)/.98 var(--head);letter-spacing:-.035em}
.btm-info-section-head h2 em{font-style:normal;color:#d74534}


.btm-info-process,.btm-requisites{margin:0 0 84px}
.btm-info-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid #c3cbbd}
.btm-info-steps article{position:relative;min-height:245px;padding:28px 24px;border-right:1px solid #c3cbbd;border-bottom:1px solid #c3cbbd}
.btm-info-steps article:first-child{border-left:1px solid #c3cbbd}
.btm-info-steps b{font:500 38px/1 var(--head);color:#d74534}
.btm-info-steps h3{margin:45px 0 14px;font:500 25px/1.12 var(--head);text-transform:uppercase}
.btm-info-steps p{font-size:11px;line-height:1.8;color:#596a55}
.btm-info-split{display:grid;grid-template-columns:.82fr 1.18fr;margin:0 0 85px;background:#172722;color:#f5f4ec}
.btm-info-payment{display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding:55px clamp(34px,5vw,75px)}
.btm-info-payment h2,.btm-contact-route h2{margin:20px 0 24px;font:500 clamp(42px,4.7vw,72px)/1 var(--head);letter-spacing:-.035em}
.btm-info-payment p,.btm-contact-route p{max-width:500px;font-size:13px;line-height:1.85;color:#bec9bb}
.btm-info-payment .text-link,.btm-contact-route .text-link{margin-top:20px;color:#fff;border-color:#ffffff70}
.btm-info-map{position:relative;min-height:500px;background:#dfe4da;overflow:hidden}
.btm-info-map iframe{display:block;width:100%;height:100%;min-height:500px;border:0;filter:saturate(.65) contrast(.95)}
.btm-info-map-caption{position:absolute;left:24px;bottom:22px;display:flex;gap:10px;align-items:center;padding:10px 13px;background:#172722eb;color:#fff;font-size:8px;letter-spacing:.12em}
.btm-info-map-caption i{width:7px;height:7px;background:#d94736;border-radius:50%}


.btm-contact-board{display:grid;grid-template-columns:1.25fr .9fr 1fr;margin:0 0 75px;border-top:1px solid #c3cbbd;border-left:1px solid #c3cbbd}
.btm-contact-board article{display:flex;flex-direction:column;align-items:flex-start;min-height:350px;padding:34px 30px;border-right:1px solid #c3cbbd;border-bottom:1px solid #c3cbbd}
.btm-contact-board .btm-contact-main-card{background:#20332b;color:#f4f4ed}
.btm-contact-board h2{margin:47px 0 20px;font:500 clamp(36px,3.4vw,56px)/1 var(--head)}
.btm-contact-board a{display:block;margin:0 0 13px;font-weight:650;font-size:14px}
.btm-contact-board small{display:block;margin-top:3px;font-size:8px;color:#7c8d77}
.btm-contact-board p{margin-top:auto;font-size:12px;line-height:1.8;color:#5c6c58}
.btm-contact-main-card p{color:#bbc8b7}
.btm-contact-plant-card strong{margin-top:auto;font-size:10px;line-height:1.6;color:#a63a2e}
.btm-contact-map-wrap{display:grid;grid-template-columns:1.25fr .75fr;margin:0 0 85px;background:#172722;color:#f4f4ec}
.btm-contact-route{display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding:50px clamp(32px,4vw,62px)}
.btm-requisites-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));border-top:1px solid #c3cbbd;border-left:1px solid #c3cbbd}
.btm-requisites-grid article{min-height:230px;padding:26px 22px;border-right:1px solid #c3cbbd;border-bottom:1px solid #c3cbbd;background:#f5f4ed}
.btm-requisites-grid article p{margin-top:30px;font-size:10px;line-height:1.9;color:#566651;word-break:break-word}
.btm-requisites-grid article strong{font-weight:750;color:#253b30}
@media(max-width:980px){
 .btm-info-hero{grid-template-columns:1fr}
 .btm-info-hero figure{min-height:390px}
 .btm-info-cards,.btm-info-steps{grid-template-columns:repeat(2,minmax(0,1fr))}
 .btm-info-split,.btm-contact-map-wrap{grid-template-columns:1fr}
 .btm-contact-board{grid-template-columns:1fr 1fr}
 .btm-contact-main-card{grid-column:1/-1}
 .btm-requisites-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}


@media(max-width:600px){
 .btm-info-hero{margin-bottom:48px;clip-path:polygon(0 0,calc(100% - 18px) 0,100% 18px,100% 100%,18px 100%,0 calc(100% - 18px))}
 .btm-info-hero-copy{padding:40px 22px}
 .btm-info-hero-copy h1{font-size:52px}
 .btm-info-hero-copy p{font-size:13px}
 .btm-info-hero figure{min-height:310px}
 .btm-info-cards,.btm-info-steps,.btm-contact-board,.btm-requisites-grid{grid-template-columns:1fr}
 .btm-info-cards{margin-bottom:55px}
 .btm-info-cards article{min-height:230px}
 .btm-info-cards h2{margin-top:32px;font-size:34px}
 .btm-info-section-head{grid-template-columns:1fr;gap:18px}
 .btm-info-section-head h2{font-size:47px}
 .btm-info-steps article{min-height:205px}
 .btm-info-payment,.btm-contact-route{padding:42px 24px}
 .btm-info-map,.btm-info-map iframe{min-height:390px}
 .btm-contact-main-card{grid-column:auto}
 .btm-contact-board article{min-height:280px}
 .btm-contact-board h2{font-size:38px}
 .btm-requisites-grid article{min-height:180px}
 .parts-page .section-heading>.section-note{padding:17px 18px}
}

/* Exact map treatment on the ABZ/BRU page: same construction as the casting page. */
.parts-page .delivery-map{position:relative;min-height:560px;background:#a7b1a1;isolation:isolate}
.parts-page .delivery-map::after{display:none}
.parts-page .delivery-map iframe{position:absolute;inset:0;width:100%;height:100%;border:0;filter:grayscale(.85) sepia(.14) contrast(.9);z-index:0}
.parts-page .map-tone{position:absolute;inset:0;background:#294b3720;mix-blend-mode:multiply;pointer-events:none;z-index:1}
.parts-page .map-caption{position:absolute;left:28px;top:27px;right:28px;display:flex;align-items:center;gap:15px;width:fit-content;max-width:calc(100% - 56px);padding:16px 19px;background:#182525ed;color:var(--paper);border-left:2px solid var(--red);pointer-events:none;z-index:2}
.parts-page .map-caption .pulse-dot{margin-top:0}
.parts-page .map-caption strong{display:block;font:700 10px/1.5 Manrope,sans-serif;letter-spacing:.08em}
.parts-page .map-caption small{display:block;font-size:12px;color:#d0dbcc;margin-top:4px}
@media(max-width:700px){.parts-page .delivery-map{min-height:410px}.parts-page .map-caption{left:18px;right:18px;top:18px;padding:13px 14px;max-width:calc(100% - 36px)}.parts-page .map-caption strong{font-size:9px}.parts-page .map-caption small{font-size:11px}}


/* ===== BTM iteration 2 / 2026-09-29 ===== */
/* 1: factory caption logo: large, subtle watermark; punctuation removed in template. */
.btm-factory-sign{width:clamp(250px,20vw,380px)!important;height:auto!important;opacity:.14!important;filter:none!important;margin-top:30px!important}
@media(max-width:760px){.btm-factory-sign{position:relative!important;right:auto!important;bottom:auto!important;width:180px!important;margin:24px 0 0!important;opacity:.14!important}}

/* 6: readable text floor, assigned at runtime only to actual text nodes below 14 px. */
/* Readability is now owned by revision-20261005/design-system.css. */

/* 9: drive-chain engineering image must be as black/clean as adjacent drawings. */
.btm-type-line[src*="chain-contour"]{filter:grayscale(1) brightness(.12) contrast(1.7)!important;opacity:1!important;mix-blend-mode:multiply!important}
.btm-type-tile:hover .btm-type-photo[src*="chain-real"],.btm-type-tile:focus-visible .btm-type-photo[src*="chain-real"]{filter:saturate(.55) contrast(1.08) drop-shadow(0 13px 9px #1d30282a)!important}

/* 10: engineering vertical rules on the home hero, matching the factory section. */
.btm-hero-rules{position:absolute;inset:0 5.3%;z-index:-1;pointer-events:none;background:repeating-linear-gradient(90deg,#ffffff24 0 1px,transparent 1px 25%)}
@media(max-width:760px){.btm-hero-rules{inset:180px 5.3% 0}}

/* 13: highlighted engineering icons are red. */
.btm-benefit-top .icon,.start-card .card-top .icon,.lp-start-card .card-top .icon{color:#d94736!important;stroke:currentColor!important}

/* 14: common card cut — top-left and bottom-right, consistent across the site. */
.btm-benefit-grid article,
.start-card,.lp-start-card,
.lead-form,.btm-form:not(.btm-search-tools),
.btm-quality-upgrade .quality-grid article,.quality-grid article,
.estimate-sheet,
.mach-task-grid article,.mach-operation-grid article,.mach-capacity-table>div,
.mach-quality-grid article,.mach-cost>ol,.mach-cost>ol>li,.mach-order>ol>li,
.mach-example,.btm-info-cards article,.btm-contact-board article,.btm-requisites-grid article,
.btm-number-panel{
 clip-path:polygon(18px 0,100% 0,100% calc(100% - 18px),calc(100% - 18px) 100%,0 100%,0 18px)!important;
}
@media(max-width:600px){
 .btm-benefit-grid article,.start-card,.lp-start-card,.lead-form,.btm-form:not(.btm-search-tools),
 .btm-quality-upgrade .quality-grid article,.quality-grid article,.estimate-sheet,.mach-task-grid article,
 .mach-operation-grid article,.mach-capacity-table>div,.mach-quality-grid article,.mach-cost>ol,.mach-cost>ol>li,
 .mach-order>ol>li,.mach-example,.btm-info-cards article,.btm-contact-board article,.btm-requisites-grid article,.btm-number-panel{
  clip-path:polygon(12px 0,100% 0,100% calc(100% - 12px),calc(100% - 12px) 100%,0 100%,0 12px)!important;
 }
}

/* Removed controls/blocks should never reappear from older cached markup. */
.btm-motion-toggle,.btm-carousel-controls,.btm-global-footer-word,.btm-documents{display:none!important}