/* SSR theme inspired by SteelCity; the hero background is the user-requested reference asset. */
:root{--color-primary:#183ca0;--color-primary-dark:#10276d;--color-ink:#171717;--color-muted:#656a73;--color-line:#dfe2e7;--color-paper:#f4f5f7;--color-accent:#ff6b24;--header-height:100px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:120px}body{margin:0;color:var(--color-ink);background:#fff;font:16px/1.8 "Segoe UI","Microsoft YaHei",Arial,sans-serif}h1,h2,h3,h4,p{margin:0}h1,h2,h3,h4{line-height:1.3;font-weight:800}h1{letter-spacing:-1.5px}h2{font-size:46px;letter-spacing:-1px}h3{font-size:22px}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}button,a,input,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default}img{display:block;max-width:100%;height:auto}svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #8eacff;outline-offset:4px}::selection{background:#183ca0;color:#fff}.container{width:calc(100% - 60px);max-width:1320px;margin-inline:auto}.section{padding:115px 0}.eyebrow{display:block;font-size:12px;line-height:1.6;font-weight:700;letter-spacing:2px;color:var(--color-primary);margin-bottom:16px}.eyebrow:before{content:"";display:inline-block;width:25px;height:2px;margin-right:9px;vertical-align:middle;background:currentColor}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:40px;margin-bottom:50px}.section-heading>p{max-width:420px;color:var(--color-muted)}.button{display:inline-flex;gap:28px;align-items:center;justify-content:center;min-height:54px;padding:13px 25px;background:var(--color-primary);border:1px solid var(--color-primary);color:#fff;font-size:14px;font-weight:700;white-space:nowrap}.button:hover{background:var(--color-primary-dark);border-color:var(--color-primary-dark)}.button--outline{background:transparent;color:var(--color-ink);border-color:#b8c1d7}.button--outline:hover{background:var(--color-primary);color:#fff}.button--light{background:#fff;border-color:#fff;color:var(--color-primary)}.button--light:hover{background:#e6edff;border-color:#e6edff;color:var(--color-primary)}.button--small{min-height:42px;font-size:12px;padding:8px 18px;gap:10px}.text-link{display:inline-flex;align-items:center;gap:25px;font-size:14px;font-weight:700;white-space:nowrap}.text-link span{font-size:23px;color:var(--color-primary)}.text-link:hover{color:var(--color-primary)}.sr-only{position:absolute;width:1px;height:1px;clip:rect(0,0,0,0);overflow:hidden;white-space:nowrap}.skip-link{position:fixed;left:10px;top:0;transform:translateY(-120%);z-index:100;background:#fff;padding:10px 20px}.skip-link:focus{transform:none}
/* Compact, sticky navigation with true three-level category menus. */
.site-header{position:sticky;top:0;z-index:50;background:#f3f3f3}.header-inner{height:var(--header-height);display:flex;align-items:center;justify-content:space-between;gap:25px}.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}.brand img{width:68px;height:68px;object-fit:contain}.brand strong{display:block;font-size:23px;font-weight:800;letter-spacing:-.6px;line-height:1.3}.brand small{display:block;font-size:11px;letter-spacing:2px;color:var(--color-muted);margin-top:6px}.primary-nav>ul{display:flex;align-items:center;gap:26px;list-style:none;padding:0;margin:0}.primary-nav li{position:relative;list-style:none}.primary-nav>ul>li>a{display:inline-flex;align-items:center;gap:6px;font-size:16px;font-weight:600;line-height:24px;letter-spacing:0;min-height:var(--header-height)}.primary-nav .nav-label{display:block;line-height:24px}.primary-nav .nav-chevron{display:block;flex:0 0 auto;width:10px;height:8px;line-height:1;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.primary-nav a:hover,.primary-nav a[aria-current]{color:var(--color-primary)}.primary-nav>ul>li>a[aria-current]:after{content:"";position:absolute;bottom:25px;left:0;width:24px;height:2px;background:var(--color-primary)}.subnav{display:none;position:absolute;top:100%;left:0;width:240px;padding:12px 0;margin:0;background:#fff;border-top:3px solid var(--color-primary);box-shadow:0 8px 24px #00000012}.subnav a{display:flex;align-items:center;justify-content:space-between;padding:10px 18px;font-size:14px;line-height:1.5}.subnav li:hover>a{background:#f4f6fb;color:var(--color-primary)}.subnav--2{left:100%;top:0;border-top:0;border-left:2px solid var(--color-primary);width:255px}.primary-nav li:hover>.subnav,.primary-nav li:focus-within>.subnav{display:block}.submenu-toggle{display:none}.header-tools{display:flex;align-items:center;gap:25px;flex-shrink:0}.header-tools>button{border:0;background:transparent;padding:5px;color:var(--color-ink);display:flex}.header-phone{display:flex;align-items:center;gap:10px}.header-phone small{display:block;font-size:10px;color:var(--color-muted);line-height:1.5}.header-phone strong{display:block;font-size:14px;line-height:1.8}.phone-symbol{background:var(--color-primary);width:38px;height:38px;display:grid;place-items:center;color:#fff;font-size:22px;clip-path:polygon(15% 0,100% 0,100% 85%,85% 100%,0 100%,0 15%)}.menu-toggle{display:none}
/* Reference background and a regular hexagon matching the 883 x 764 reference image. */
.hero{position:relative;overflow:hidden;background:#fff url("/site-assets/czjiajingmei/banner-bg-ed8affd3dd71.png") left top/contain no-repeat;--hero-height:800px;min-height:var(--hero-height)}.hero-inner{display:grid;grid-template-columns:47% 53%;min-height:var(--hero-height);align-items:center;position:relative;z-index:1}.hero-copy{position:relative;z-index:2;padding:68px 0}.hero h1{font-size:64px;line-height:1.16;max-width:620px;margin-bottom:28px}.hero-copy>p{max-width:490px;color:var(--color-muted);font-size:16px;line-height:1.9;margin-bottom:30px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.hero-note{font-size:12px;color:#7f8591;margin-top:55px;display:flex;align-items:center;gap:15px}.hero-note>span{font-size:27px;color:var(--color-primary)}.hero-visual{position:relative;height:650px;margin-right:-90px}.hero-photo{position:absolute}.hero-photo{top:50%;left:55px;right:auto;width:calc(100% - 110px);max-width:630px;height:auto;aspect-ratio:883 / 764;transform:translateY(-50%);clip-path:polygon(25% 0,75% 0,100% 50%,75% 100%,25% 100%,0 50%)}.hero-photo img{width:100%;height:100%;object-fit:cover;object-position:54% 50%}.hero-photo-label{position:absolute;bottom:34px;right:105px;font-size:12px;letter-spacing:4px;color:#fff}
.about-section{background:var(--color-paper)}.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:95px;align-items:center}.about-visual{position:relative;padding-right:25px;padding-bottom:35px}.about-photo{height:505px;clip-path:polygon(0 0,82% 0,100% 100%,18% 100%);background:#d7dce5}.about-photo img{width:100%;height:100%;object-fit:cover}.about-stamp{position:absolute;bottom:70px;right:0;display:flex;align-items:center;gap:18px;background:#fff;padding:24px 30px;border-left:4px solid var(--color-primary);box-shadow:0 12px 30px #0000000a}.about-stamp>span{font-size:43px;color:var(--color-primary)}.about-stamp strong{font-size:17px;line-height:1.6}.about-copy>p{color:var(--color-muted);margin:24px 0}.about-business{display:flex;gap:14px;margin:20px 0}.about-business>span{flex-shrink:0;margin-top:4px;width:24px;height:24px;background:var(--color-primary);color:#fff;display:grid;place-items:center;font-size:18px;line-height:1}.about-business h3{font-size:17px;margin-bottom:7px}.about-business p{font-size:13px;color:var(--color-muted)}.about-copy>.text-link{margin-top:16px}
.material-section{background:var(--color-paper);padding-top:0}.material-list article{display:grid;grid-template-columns:185px 1fr 1.2fr 150px;gap:35px;align-items:center;padding:25px 0;border-top:1px solid #dce0e7}.material-list article:last-child{border-bottom:1px solid #dce0e7}.material-image{height:110px;background:#fff}.material-image img{width:100%;height:100%;object-fit:contain}.material-list h3{font-size:24px}.material-list p{font-size:14px;color:var(--color-muted)}.material-list .button{justify-self:end}
.engineering-section{background:#fff}.engineering-columns{display:grid;grid-template-columns:1fr 1fr;gap:35px}.engineering-columns article{border:1px solid var(--color-line);padding:36px 40px;background:linear-gradient(135deg,#fafbfe,#fff 50%)}.engineering-title{display:flex;align-items:center;gap:20px;margin-bottom:30px}.engineering-title>span{font-size:42px;font-weight:800;color:#d7dfef}.engineering-title>h3{flex:1;font-size:25px}.engineering-title>a{font-size:25px;color:var(--color-primary)}.engineering-columns ul{padding:0;margin:0 0 24px;list-style:none}.engineering-columns li a{display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px solid #e8eaf0;font-size:15px}.engineering-columns li a:hover{color:var(--color-primary)}.engineering-columns li span{color:#939eaf}
.featured-section{padding-top:0}.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px}.card-grid--four{grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}.content-card{min-width:0;border-bottom:2px solid #e6e8ec}.content-card__image{display:block;position:relative;height:255px;overflow:hidden;background:#f1f3f7}.content-card__image img{width:100%;height:100%;object-fit:contain}.card-arrow{position:absolute;right:0;bottom:0;display:grid;place-items:center;width:45px;height:45px;background:var(--color-primary);color:#fff;font-size:22px}.content-card__copy{padding:24px 0 25px}.content-card .eyebrow{font-size:10px;margin-bottom:10px;letter-spacing:1.2px}.content-card h3{font-size:18px;font-weight:700;line-height:1.6;overflow-wrap:anywhere}.content-card p{font-size:13px;color:var(--color-muted);margin-top:10px}.content-card .text-link{font-size:12px;margin-top:20px}.content-card:hover{border-color:var(--color-primary)}.content-card h3 a:hover{color:var(--color-primary)}
.solutions-section{background:#f4f5f7}.solution-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px}.solution-grid article{position:relative;background:#fff;overflow:hidden}.solution-grid img{height:250px;width:100%;object-fit:cover}.solution-grid article>a>div{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:25px}.solution-grid h3{font-size:20px}.solution-grid article>a>div>span{font-size:25px;color:var(--color-primary)}.solution-index{position:absolute;top:16px;left:16px;background:var(--color-primary);color:#fff;font-size:13px;padding:5px 10px}.solution-grid a:hover h3{color:var(--color-primary)}
.projects-section{background:#171717;color:#fff;overflow:hidden}.projects-section .eyebrow{color:#9cb6ff}.projects-section .text-link{color:#fff}.project-tools{display:flex;flex-direction:column;align-items:end;gap:25px}.project-tools>div{display:flex;gap:10px}.project-tools button{border:1px solid #45464c;background:#292b31;color:#fff;width:45px;height:45px;font-size:18px}.project-tools button:hover{background:var(--color-primary)}.project-track{display:flex;gap:26px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none}.project-track::-webkit-scrollbar{display:none}.project-track article{flex:0 0 calc((100% - 52px)/3);scroll-snap-align:start;min-width:0}.project-track article>a{display:block;position:relative;background:#282b31}.project-track img{width:100%;height:330px;object-fit:cover}.project-track article>a>div{padding:25px;position:relative;min-height:140px}.project-track h3{font-size:20px;line-height:1.55;padding-right:20px}.project-track .eyebrow{font-size:9px;letter-spacing:1.2px;margin-bottom:9px}.project-arrow{position:absolute;right:20px;top:25px;font-size:25px;color:#9cb6ff}.project-footnote{margin-top:30px;color:#9599a3;font-size:12px;letter-spacing:1px}
.process-grid{display:grid;grid-template-columns:1fr 1fr;gap:110px;align-items:center}.process-grid>div>p{margin:25px 0 30px;color:var(--color-muted)}.process-grid ol{list-style:none;margin:0;padding:0;display:grid;gap:16px}.process-grid li{position:relative;display:flex;align-items:center;gap:22px;padding:28px 25px;background:var(--color-paper);border-left:3px solid var(--color-primary);margin-left:25px}.process-grid li:nth-child(even){margin-left:0;margin-right:25px}.process-grid li h3{font-size:20px;margin-bottom:5px}.process-grid li p{font-size:13px;color:var(--color-muted)}.process-number{font-weight:800;font-size:30px;color:#a9b5cb}.process-grid li>span:last-child{margin-left:auto;color:var(--color-primary);font-size:22px}.contact-strip{background:var(--color-primary);color:#fff;position:relative;overflow:hidden;padding:60px 0}.contact-strip:before{content:"";position:absolute;right:0;top:0;bottom:0;width:45%;background:#101728;clip-path:polygon(0 0,100% 0,100% 100%,15% 100%)}.contact-strip>.container{position:relative;display:flex;align-items:center;justify-content:space-between;gap:35px}.contact-strip h2{font-size:36px}.contact-strip .eyebrow{color:#a9c0ff}.contact-strip>.container>div:last-child{display:flex;align-items:center;gap:30px}.cta-phone{font-size:24px;font-weight:800}.news-columns{display:grid;grid-template-columns:1fr 1fr;gap:60px}.news-columns>div>h3{font-size:22px;border-bottom:2px solid var(--color-ink);padding-bottom:18px}.news-columns article{display:grid;grid-template-columns:95px 1fr 25px;gap:20px;align-items:center;border-bottom:1px solid var(--color-line);padding:24px 0}.news-columns time{font-size:12px;color:var(--color-muted)}.news-columns h4{font-size:17px;font-weight:700;line-height:1.65}.news-columns article>a{font-size:23px;color:var(--color-primary)}.news-columns h4 a:hover{color:var(--color-primary)}.news-tabs{display:flex;flex-wrap:wrap;gap:25px;justify-content:center;margin-top:40px;font-size:13px;color:var(--color-muted)}
.site-footer{background:#171717;color:#b0b2b9;padding-top:75px;font-size:14px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr .8fr 1.15fr;gap:60px;padding-bottom:65px}.brand--footer strong{color:#fff;font-size:22px}.brand--footer img{width:64px;height:64px}.brand--footer small{color:#a4a7b0;font-size:10px}.footer-grid h2{font-size:17px;color:#fff;letter-spacing:0;margin-bottom:25px}.footer-grid>div>a:not(.brand){display:block;margin:11px 0}.footer-grid>div>p{margin-top:22px;line-height:1.9}.footer-company{font-size:12px}.footer-grid .footer-mobile{color:#fff;font-size:23px;font-weight:700}.footer-grid a:hover{color:#fff}.wechat{margin-top:20px;background:#fff;padding:4px}.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:25px 0;border-top:1px solid #34363c;font-size:12px}
/* Inner pages and the independent, readable legacy article body. */
.page-banner{position:relative;background:var(--color-primary);color:#fff;padding:72px 0 78px;overflow:hidden}.page-banner:after{content:"";position:absolute;inset:0 0 0 60%;background:#00000013;clip-path:polygon(35% 0,100% 0,100% 100%,0 100%)}.page-banner>.container{position:relative;z-index:1}.page-banner h1,.page-banner h2{font-size:48px;letter-spacing:-1px}.page-banner p{max-width:720px;margin-top:20px;color:#dce5ff}.page-banner .eyebrow{color:#a9c0ff}.page-banner--image>img{position:absolute;width:100%;height:100%;inset:0;object-fit:cover;opacity:.3}.crumbs{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:25px;font-size:12px;color:#cad8ff}.category-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:55px}.category-sidebar h2{font-size:25px;margin-bottom:25px}.category-sidebar nav>a{display:flex;justify-content:space-between;gap:10px;border-bottom:1px solid #e7e9ed;padding:15px 0;font-size:14px}.category-sidebar nav>a:hover,.category-sidebar nav>a[aria-current]{color:var(--color-primary)}.sidebar-consult{padding:25px 22px;background:var(--color-paper);margin-top:40px;border-left:3px solid var(--color-primary)}.sidebar-consult strong{font-size:15px}.sidebar-consult p{font-size:13px;color:var(--color-muted);margin:12px 0}.sidebar-consult>a{font-size:19px;color:var(--color-primary);font-weight:700}.list-heading{display:flex;justify-content:space-between;align-items:end;gap:20px;border-bottom:1px solid var(--color-line);padding-bottom:25px;margin-bottom:30px}.list-heading h2{font-size:28px}.list-heading>span{font-size:12px;color:var(--color-muted)}.category-cards{gap:30px 22px}.category-cards .content-card__image{height:220px}.article-list article{display:grid;grid-template-columns:110px 1fr 30px;gap:25px;padding:30px 0;border-bottom:1px solid var(--color-line)}.article-list h3{font-size:22px;font-weight:700;line-height:1.6}.article-list time{font-size:13px;color:var(--color-muted);padding-top:7px}.article-list p{color:var(--color-muted);font-size:14px;margin-top:12px}.article-list article>a{font-size:26px;color:var(--color-primary)}.pagination{display:flex;flex-wrap:wrap;gap:8px;margin-top:50px}.pagination a,.pagination>span{display:grid;place-items:center;min-width:42px;min-height:42px;padding:8px 13px;border:1px solid var(--color-line);font-size:14px}.pagination a:hover,.pagination a[aria-current]{color:#fff;background:var(--color-primary);border-color:var(--color-primary)}.empty-state{padding:45px 25px;background:var(--color-paper);color:var(--color-muted);text-align:center;grid-column:1/-1}.single-page{max-width:920px}.article-page{max-width:920px}.article-heading{max-width:860px;margin:0 auto 45px}.article-heading h1{font-size:36px;line-height:1.6;letter-spacing:-.4px;overflow-wrap:anywhere}.article-meta{display:flex;gap:25px;justify-content:space-between;font-size:13px;color:var(--color-muted);border-bottom:1px solid var(--color-line);padding:22px 0}.article-summary{padding:24px;margin-top:25px;background:var(--color-paper);border-left:3px solid var(--color-primary);font-size:15px;color:var(--color-muted)}.article-body{max-width:860px;margin:auto;font-size:17px;line-height:2;overflow-wrap:anywhere;min-width:0}.article-body p{margin-bottom:22px}.article-body h1,.article-body h2{font-size:29px;line-height:1.6;margin:35px 0 20px}.article-body h3{font-size:24px;margin:25px 0 15px}.article-body img{max-width:100%!important;height:auto!important;object-fit:contain;margin:20px auto;cursor:zoom-in}.article-body a{color:var(--color-primary);text-decoration:underline}.article-body ul,.article-body ol{padding-left:28px}.article-body iframe,.article-body video,.article-body embed{max-width:100%}.article-body table{border-collapse:collapse;font-size:14px;margin:20px 0}.article-body td,.article-body th{border:1px solid #cfd4df;padding:8px 12px}.article-body pre{white-space:pre-wrap}.table-scroll{overflow-x:auto;max-width:100%;margin:20px 0;outline-offset:2px}.table-scroll>table{margin:0}.article-gallery{max-width:860px;margin:45px auto}.article-gallery img{max-width:100%;margin:25px auto;cursor:zoom-in}.article-neighbours{display:grid;grid-template-columns:1fr 1fr;gap:35px;border-top:1px solid var(--color-line);padding-top:28px;margin:50px auto 0;max-width:860px;font-size:14px}.article-neighbours span{display:block;font-size:12px;color:var(--color-muted);margin-bottom:8px}.single-contact{margin:50px auto 0;max-width:860px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;border-top:2px solid var(--color-primary);background:var(--color-paper);padding:30px}.single-contact>a:not(.button){color:var(--color-primary);font-size:22px;font-weight:700}
.contact-page__layout{display:grid;grid-template-columns:1fr 1.1fr;gap:100px}.contact-page h2{font-size:28px;margin-bottom:30px}.contact-page dl{margin:0;display:grid;grid-template-columns:85px 1fr;gap:20px 25px}.contact-page dt{color:var(--color-muted);font-size:13px;padding-top:3px}.contact-page dd{margin:0;font-size:15px;overflow-wrap:anywhere}.contact-page__wechat{margin-top:35px}.contact-page__wechat>strong{display:block;margin-bottom:15px}.contact-page__map{margin-top:35px}.contact-page__map h3{margin-bottom:15px}.contact-page__map iframe{border:0;width:100%;height:300px}.contact-page__form-section{padding:40px;background:var(--color-paper);border-top:3px solid var(--color-primary)}.contact-page__form-section label{display:block;font-size:14px;font-weight:600;margin:20px 0 8px}.contact-page__form-section input:not([type=hidden]),.contact-page__form-section textarea{display:block;width:100%;background:#fff;border:1px solid #c5cad4;padding:12px 14px;border-radius:0;color:var(--color-ink)}.contact-page__form-section textarea{resize:vertical;min-height:175px}.contact-page__form-section form>.button{margin-top:25px}.contact-page__honeypot{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}.contact-page__success,.contact-page__feedback{color:#217346;font-size:15px}.contact-page__error{color:#b32121}.contact-page__feedback:empty{display:none}.contact-page__feedback button{border:1px solid #a7bbad;background:#fff;padding:8px 15px;margin-top:15px}.contact-page__feedback p:empty{display:none}.search-query-form{display:flex;gap:10px;max-width:720px;margin-top:30px}.search-query-form input{min-width:0;flex:1;padding:12px 16px;border:0}.search-results{max-width:1000px}.results-count{margin-bottom:30px;color:var(--color-muted)}.search-results article{padding:28px 0;border-bottom:1px solid var(--color-line)}.search-results h2{font-size:25px;line-height:1.6;letter-spacing:0}.search-results article>p{margin-top:15px;color:var(--color-muted)}.search-results article>.text-link{margin-top:15px;color:var(--color-primary);white-space:normal;overflow-wrap:anywhere}.search-highlight{background:transparent;color:#c63224}.image-dialog,.search-dialog{border:0;padding:35px;max-width:calc(100vw - 40px);width:720px;max-height:90vh;color:var(--color-ink)}.image-dialog{width:auto;min-width:260px}.image-dialog::backdrop,.search-dialog::backdrop{background:#000a}.image-dialog>img{max-height:76vh;max-width:85vw;object-fit:contain;margin:20px auto 0}.image-dialog>p{font-size:13px;margin-top:15px;color:var(--color-muted)}.dialog-close{position:absolute;top:6px;right:12px;font-size:29px;background:none;border:0;padding:0 8px;line-height:1.2}.search-dialog h2{font-size:32px;margin-bottom:20px}.search-dialog label{font-size:14px;display:block;margin-bottom:10px}.search-fields{display:flex;gap:10px}.search-fields input{border:1px solid #b8bdc6;flex:1;min-width:0;padding:12px}.back-top{position:fixed;right:25px;bottom:25px;width:45px;height:45px;border:0;background:var(--color-primary);color:#fff;font-size:22px;z-index:30}.back-top[hidden]{display:none}
/* Breakpoints retain the desktop hierarchy instead of shrinking it uniformly. */
@media(max-width:1399px){.container{max-width:1140px}.header-inner{gap:18px}.primary-nav>ul{gap:20px}.header-tools{gap:18px}.brand strong{font-size:21px}.brand img{width:60px;height:60px}.header-phone strong{font-size:12px}.hero{--hero-height:700px}.hero h1{font-size:58px}.hero-visual{margin-right:-80px;height:620px}.hero-photo{left:45px;width:calc(100% - 100px)}.about-grid{gap:65px}.about-photo{height:465px}.footer-grid{gap:40px}.contact-strip h2{font-size:32px}.contact-strip>.container>div:last-child{gap:20px}.cta-phone{font-size:21px}}
@media(max-width:1199px){.container{max-width:960px}.header-phone{display:none}.primary-nav>ul{gap:22px}.section{padding:90px 0}h2{font-size:40px}.hero-inner{grid-template-columns:48% 52%}.hero{--hero-height:640px}.hero h1{font-size:51px}.hero-visual{height:560px}.hero-photo{left:25px;width:calc(100% - 80px)}.hero-note{font-size:10px;margin-top:35px;gap:8px}.hero-actions .button{padding:12px 17px;gap:15px}.about-grid{gap:45px}.about-photo{height:430px}.about-stamp{padding:20px;font-size:15px}.material-section{padding-top:0}.material-list article{grid-template-columns:145px 1fr 1fr 128px;gap:25px}.material-list h3{font-size:21px}.engineering-columns article{padding:28px}.engineering-title>h3{font-size:22px}.featured-section{padding-top:0}.card-grid--four{grid-template-columns:repeat(2,minmax(0,1fr))}.content-card__image{height:270px}.project-track img{height:280px}.project-track h3{font-size:17px}.process-grid{gap:60px}.contact-strip h2{font-size:28px}.contact-strip>.container>div:last-child{flex-direction:column;gap:12px}.news-columns{gap:35px}.news-columns article{gap:15px}.news-columns h4{font-size:15px}.category-layout{grid-template-columns:200px minmax(0,1fr);gap:35px}.category-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.contact-page__layout{gap:55px}}
@media(max-width:991px){:root{--header-height:82px}.container{max-width:720px}.header-inner{gap:15px}.brand img{width:58px;height:58px}.menu-toggle{display:flex;flex-direction:column;justify-content:center;gap:5px;width:34px;height:40px;border:0;background:transparent;margin-left:auto;order:2;padding:5px}.menu-toggle span{display:block;width:24px;height:2px;background:var(--color-ink)}.header-tools{order:1}.primary-nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;max-height:calc(100dvh - 82px);overflow-y:auto;border-top:1px solid var(--color-line);padding:12px 30px 25px}.primary-nav.is-open{display:block}.primary-nav>ul{display:block}.primary-nav>ul>li>a{min-height:48px;border-bottom:1px solid #eee;padding:8px 0}.primary-nav>ul>li>a[aria-current]:after{display:none}.primary-nav>ul>li>a>.nav-chevron{display:none}.submenu-toggle{display:block;position:absolute;right:0;top:8px;height:32px;width:32px;border:0;background:#f0f3f9;color:var(--color-primary);font-size:20px}.subnav,.subnav--2{position:static;width:100%;border:0;box-shadow:none;padding:0 0 0 20px;background:#fff}.primary-nav li:hover>.subnav,.primary-nav li:focus-within>.subnav{display:none}.primary-nav li.is-open>.subnav{display:block}.subnav--2{display:block!important}.subnav a{padding:10px 0;font-size:13px;border-bottom:1px solid #f1f1f1}.hero-inner{grid-template-columns:1fr;min-height:auto}.hero-copy{padding:65px 0 45px}.hero h1{font-size:60px}.hero-copy>p{max-width:520px}.hero-visual{height:510px;margin:0 -60px 0 70px}.hero-photo{left:50%;width:calc(100% - 90px);max-width:540px;transform:translate(-50%,-50%)}.hero-photo-label{bottom:22px}.hero-note{font-size:12px}.about-grid{grid-template-columns:1fr;gap:40px}.about-visual{max-width:590px;width:100%}.about-photo{height:460px}.about-copy{max-width:620px}.material-list article{grid-template-columns:135px 1fr 128px;gap:22px}.material-list article>p{grid-column:2;grid-row:2}.material-list .button{grid-column:3;grid-row:1/3}.material-image{grid-row:1/3}.engineering-columns{gap:22px}.engineering-title{gap:12px}.engineering-title>h3{font-size:19px}.engineering-title>span{font-size:32px}.engineering-columns article{padding:26px}.engineering-columns li a{font-size:13px}.solution-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.solution-grid img{height:225px}.project-track article{flex-basis:calc((100% - 26px)/2)}.process-grid{grid-template-columns:1fr;gap:45px}.process-grid ol{max-width:620px}.contact-strip>.container{align-items:start}.contact-strip h2{font-size:27px;max-width:390px}.contact-strip>.container>div:last-child{align-items:end;min-width:190px}.news-columns{grid-template-columns:1fr;gap:45px}.news-columns h4{font-size:17px}.footer-grid{grid-template-columns:1.3fr 1fr;gap:45px}.footer-bottom{align-items:start;flex-wrap:wrap;font-size:11px}.category-layout{grid-template-columns:1fr}.category-sidebar nav{display:flex;flex-wrap:wrap;gap:10px}.category-sidebar nav>a{border:1px solid var(--color-line);padding:8px 12px;gap:10px;font-size:12px}.category-sidebar h2,.category-sidebar .eyebrow{display:none}.sidebar-consult{display:none}.contact-page__layout{grid-template-columns:1fr;gap:45px}.contact-page__details{max-width:650px}.contact-page__form-section{max-width:650px}.article-heading h1{font-size:32px}}
@media(max-width:767px){.container{width:calc(100% - 40px);max-width:540px}.section{padding:65px 0}h2{font-size:34px}.section-heading{align-items:start;gap:25px;margin-bottom:35px;flex-direction:column}.section-heading>p{font-size:14px}.brand strong{font-size:19px}.brand small{font-size:9px;letter-spacing:1px}.brand img{width:52px;height:52px}.brand{gap:9px}.header-tools{margin-left:auto}.menu-toggle{margin-left:0}.header-inner{gap:12px}.primary-nav{padding-inline:20px}.hero h1{font-size:49px}.hero-copy{padding-top:55px}.hero-copy>p{font-size:15px}.hero-note{font-size:10px;gap:10px;margin-top:30px}.hero-visual{height:440px;margin:0 -45px 0 0}.hero-photo{width:calc(100% - 70px);max-width:460px}.hero-photo-label{font-size:10px;right:55px;letter-spacing:2px;bottom:24px}.about-photo{height:380px}.about-stamp{bottom:60px;padding:18px 22px}.about-stamp strong{font-size:15px}.about-grid{gap:25px}.about-business p{font-size:13px}.material-section{padding-top:0}.material-list article{grid-template-columns:100px 1fr;gap:15px;padding:22px 0}.material-image{height:100px;grid-row:1/3}.material-list h3{font-size:22px}.material-list article>p{grid-column:2;grid-row:auto;font-size:12px}.material-list .button{grid-column:2;grid-row:auto;justify-self:start}.engineering-columns{grid-template-columns:1fr}.engineering-title>h3{font-size:24px}.engineering-columns li a{font-size:14px}.featured-section{padding-top:0}.card-grid--four{gap:20px}.content-card__image{height:205px}.content-card h3{font-size:16px}.card-arrow{width:35px;height:35px;font-size:18px}.content-card .eyebrow{font-size:9px}.content-card__copy{padding:18px 0}.content-card p{font-size:12px}.content-card .text-link{font-size:11px;gap:10px}.solution-grid{gap:18px}.solution-grid img{height:190px}.solution-grid article>a>div{padding:20px 15px}.solution-grid h3{font-size:16px}.project-tools{flex-direction:row;align-items:center;justify-content:space-between;width:100%}.project-track article{flex-basis:82%;}.project-track img{height:320px}.project-track h3{font-size:21px}.project-footnote{font-size:10px}.process-grid li{padding:22px 18px;gap:18px}.process-grid li h3{font-size:18px}.process-grid li p{font-size:12px}.contact-strip{padding:45px 0}.contact-strip>.container{flex-direction:column;gap:25px}.contact-strip>.container>div:last-child{flex-direction:row;align-items:center;flex-wrap:wrap;gap:25px}.contact-strip h2{font-size:31px}.contact-strip:before{inset:0 0 0 55%;width:auto}.cta-phone{font-size:22px}.news-columns article{grid-template-columns:85px 1fr 20px;gap:15px}.news-columns h4{font-size:16px}.footer-grid{grid-template-columns:1fr 1fr;gap:40px 30px}.footer-grid>div:first-child{grid-column:1/-1}.footer-grid>div:last-child{grid-column:1/-1}.footer-grid h2{margin-bottom:20px}.footer-bottom{gap:12px;padding:22px 0}.footer-bottom>span{width:100%}.site-footer{padding-top:55px}.page-banner{padding:48px 0 55px}.page-banner h1,.page-banner h2{font-size:35px}.crumbs{font-size:11px;gap:8px}.list-heading{align-items:start;gap:10px;flex-direction:column}.list-heading h2{font-size:25px}.category-cards{gap:25px 18px}.category-cards .content-card__image{height:195px}.category-layout{gap:25px}.article-list article{grid-template-columns:1fr 25px;gap:12px;padding:22px 0}.article-list time{grid-column:1/-1;padding:0;font-size:11px}.article-list h3{font-size:19px}.article-list p{font-size:13px}.article-heading h1{font-size:28px}.article-body{font-size:16px}.article-body h1,.article-body h2{font-size:25px}.article-body h3{font-size:21px}.article-meta{font-size:11px;gap:15px}.article-summary{padding:20px;font-size:14px}.article-neighbours{grid-template-columns:1fr;gap:25px}.single-contact{padding:25px;gap:15px}.contact-page__form-section{padding:25px}.contact-page h2{font-size:25px}.contact-page dl{gap:15px;grid-template-columns:70px 1fr}.contact-page dd{font-size:14px}.search-results h2{font-size:21px}.search-dialog{padding:35px 22px}.search-dialog h2{font-size:26px}.search-fields{flex-direction:column}.back-top{width:40px;height:40px;right:15px;bottom:15px}.pagination a,.pagination>span{min-width:36px;min-height:36px;padding:6px 10px;font-size:12px}}
@media(max-width:479px){.container{width:calc(100% - 30px)}.header-inner{gap:8px}.brand strong{font-size:17px}.brand small{font-size:8px;letter-spacing:.8px}.brand img{width:48px;height:48px}.brand{gap:6px}.header-tools>button{padding:3px}.menu-toggle{width:30px;padding:3px}.hero h1{font-size:44px;line-height:1.2}.hero .eyebrow{font-size:10px;letter-spacing:1.5px}.hero-copy>p{font-size:14px}.hero-actions{gap:8px}.hero-actions .button{font-size:12px;padding:11px 16px;min-height:49px}.hero-note{font-size:9px;letter-spacing:0}.hero-visual{height:345px;margin-right:-35px}.hero-photo{left:0;width:calc(100% - 35px);max-width:none;transform:translateY(-50%)}.hero-photo-label{font-size:9px;bottom:15px;right:45px}.about-photo{height:320px}.about-stamp{bottom:50px;padding:15px 18px;gap:14px}.about-stamp>span{font-size:35px}.about-stamp strong{font-size:13px}.about-visual{padding-right:15px;padding-bottom:20px}.about-copy>p{font-size:14px}.eyebrow{font-size:10px;letter-spacing:1.5px}h2{font-size:31px}.material-list h3{font-size:19px}.material-list article{grid-template-columns:85px 1fr;gap:13px}.material-image{height:90px}.engineering-columns article{padding:25px}.engineering-title>h3{font-size:21px}.card-grid--four{grid-template-columns:1fr 1fr;gap:20px 15px}.content-card__image{height:170px}.content-card .eyebrow:before{width:12px;margin-right:5px}.content-card h3{font-size:14px}.content-card p{font-size:11px}.solution-grid{grid-template-columns:1fr;gap:24px}.solution-grid img{height:240px}.solution-grid h3{font-size:21px}.solution-grid article>a>div{padding:24px}.project-track article{flex-basis:87%}.project-track img{height:285px}.project-track article>a>div{padding:22px}.project-track h3{font-size:19px}.project-track{gap:18px}.process-grid li{margin-left:15px;gap:13px;padding:20px 15px}.process-grid li:nth-child(even){margin-right:15px}.process-number{font-size:25px}.process-grid li h3{font-size:17px}.process-grid li p{font-size:11px}.contact-strip h2{font-size:28px}.contact-strip>.container>div:last-child{gap:16px}.cta-phone{font-size:21px}.contact-strip .button{padding:10px 15px;font-size:12px;min-height:48px}.news-columns article{grid-template-columns:1fr 22px;gap:10px}.news-columns time{grid-column:1/-1;font-size:11px}.news-columns h4{font-size:16px}.news-tabs{gap:20px}.footer-grid{gap:35px 20px}.footer-grid h2{font-size:16px}.footer-grid>div>a:not(.brand){font-size:13px}.page-banner h1,.page-banner h2{font-size:31px}.category-cards .content-card__image{height:170px}.category-cards{gap:22px 15px}.article-heading h1{font-size:25px}.article-meta{flex-wrap:wrap;gap:8px}.single-contact>a:not(.button){font-size:21px}.search-query-form{gap:8px}.search-query-form .button{font-size:12px;padding:10px 14px}.search-query-form input{font-size:13px;padding:10px}.contact-page__form-section{padding:22px}.article-list h3{font-size:18px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}

.nojs-navigation{padding:15px 0;font-size:14px}.nojs-navigation summary{cursor:pointer}.nojs-navigation ul{list-style:none;padding-left:20px}.nojs-navigation .subnav{display:block!important;position:static;width:auto;border:0;box-shadow:none;padding:0 0 0 20px}.nojs-navigation a{display:block;padding:5px 0}

.article-cover{max-width:860px;margin:0 auto 40px;padding:25px;background:var(--color-paper)}.article-cover img{width:auto;max-height:480px;object-fit:contain;margin:auto;cursor:zoom-in}.article-body blockquote{margin:25px 0;padding:15px 25px;border-left:4px solid var(--color-primary);background:var(--color-paper)}

/* Six measured SteelCity geometric layers, rebuilt with CSS; no reference SVG asset. */
.hero-shapes{position:absolute;top:0;bottom:0;right:0;width:54%;overflow:hidden;pointer-events:none;z-index:0}
.hero-shape-plane{position:absolute;top:50%;left:50%;width:min(100%,calc(var(--hero-height) * 1056 / 979));aspect-ratio:1056 / 979;transform:translate(-50%,-50%)}
.hero-shape-layer{position:absolute;left:0;top:-15.321757%;width:113.636364%;height:122.574055%}
.hero-shape--accent-main{background:var(--color-primary);clip-path:polygon(99.796667% 99.166667%,8.645333% 99.166667%,19.265750% 80.668667%,22.206167% 75.496250%,27.296917% 84.394583%,63.590833% 84.394583%,81.803583% 52.658667%,63.678583% 20.922833%,53.497000% 20.922833%,59.728833% 10.051975%,64.687917% 1.416667%,99.796667% 1.416667%,99.796667% 99.166667%)}
.hero-shape--accent-core{background:var(--color-primary);clip-path:polygon(17.166667% 84.916667%,54.108667% 19.916667%,64.488000% 19.916667%,82.916667% 52.459417%,64.784583% 84.916667%,17.166667% 84.916667%)}
.hero-shape--dark-core{background:var(--color-ink);clip-path:polygon(53.958333% 20.166667%,26.750000% 20.166667%,13.375000% 43.625000%,25.875000% 69.625000%,53.958333% 20.166667%)}
.hero-shape--dark-top{background:var(--color-ink);clip-path:polygon(13.823917% 44.461417%,11.146833% 39.771167%,11.015250% 39.552000%,10.971333% 39.464333%,16.325417% 30.083833%,27.867500% 10.007808%,28.174667% 10.007808%,48.537833% 10.051650%,59.728833% 10.051650%,53.497000% 20.922500%,52.180417% 20.922500%,28.964667% 20.922500%,27.340833% 20.922500%,13.823917% 44.461417%)}
.hero-shape--accent-stripe{background:var(--color-primary);clip-path:polygon(5.573508% 99.166667%,-0.000033% 99.166667%,10.620417% 80.668583%,16.150083% 80.668583%,5.573508% 99.166667%)}
.hero-shape--dark-bottom{background:var(--color-ink);clip-path:polygon(38.356417% 99.166667%,8.645500% 99.166667%,23.522917% 73.216833%,38.356417% 99.166667%)}
@media(max-width:991px){.hero-shapes{display:none}.hero-photo-label{bottom:0;right:60px;color:var(--color-muted)}}
@media(max-width:767px){.hero-photo-label{right:45px}}
@media(max-width:479px){.hero-photo-label{right:35px}}