:root{--ink:#18333b;--muted:#52666c;--paper:#f5f5ef;--white:#fff;--line:#d9dfd9;--accent:#deed9c;--orange:#b74828;--deep:#17333b;--max:1320px;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;font-size:16px;line-height:1.6}body:has(dialog[open]){overflow:hidden}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}img{display:block;max-width:100%;object-fit:cover}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.12;font-weight:500;letter-spacing:-.045em}h1{font-size:clamp(46px,5.8vw,82px)}h2{font-size:clamp(34px,4vw,52px)}h3{font-size:25px;letter-spacing:-.03em}p+p{margin-top:16px}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--orange);outline-offset:5px}button:disabled{cursor:default}::selection{background:var(--accent)}[hidden]{display:none!important}.wrap{width:min(var(--max),calc(100% - 96px));margin:auto}.skip-link{position:fixed;top:8px;left:16px;background:var(--accent);z-index:100;padding:12px;transform:translateY(-160%)}.skip-link:focus{transform:translateY(0)}
.site-header{position:sticky;top:0;z-index:20;background:rgba(245,245,239,.97);border-bottom:1px solid var(--line)}.header-inner{min-height:92px;display:flex;align-items:center;justify-content:space-between;gap:30px}.wordmark{display:flex;align-items:center;gap:12px;line-height:1.1}.brand-mark{width:34px;height:35px;display:grid;grid-template-columns:repeat(2,1fr);gap:4px;align-items:end}.brand-mark i{display:block;height:28px;background:var(--ink);border-top-right-radius:10px}.brand-mark i:last-child{height:35px;background:var(--orange)}.brand-name{font-size:26px;letter-spacing:.035em;font-weight:750}.brand-sub{display:block;font-size:9px;letter-spacing:.17em;font-weight:500;margin-top:6px}.nav-links{display:flex;gap:34px;align-items:center}.nav-links>a{font-size:14px;padding:10px 0}.nav-links>a:not(.nav-contact){position:relative}.nav-links>a[aria-current=page]:after{content:'';position:absolute;bottom:3px;left:0;width:18px;height:2px;background:var(--orange)}.nav-links>a:hover{color:var(--orange)}.nav-links .nav-contact{border:1px solid var(--ink);padding:12px 20px;display:flex;gap:24px;align-items:center}.menu-toggle{display:none;background:none;border:1px solid var(--ink);padding:9px 13px;min-height:44px}
.overline{font-size:11px;letter-spacing:.15em;text-transform:uppercase;font-weight:700;line-height:1.5}.eyebrow{display:flex;gap:10px;align-items:center;margin-bottom:28px}.eyebrow:before{content:'';width:20px;height:2px;background:var(--orange)}.button{display:inline-flex;justify-content:center;align-items:center;gap:30px;background:var(--ink);color:#fff;padding:15px 24px;font-size:14px;min-height:52px;border:1px solid var(--ink);transition:background .15s}.button:hover{background:#294c55}.button.light{background:var(--accent);border-color:var(--accent);color:var(--ink)}.button.outline{background:transparent;color:var(--ink)}.button-row{display:flex;align-items:center;gap:26px;flex-wrap:wrap}.text-link{font-size:14px;font-weight:600;display:inline-flex;gap:28px;align-items:center;border-bottom:1px solid currentColor;padding-bottom:5px}.text-link:hover{color:var(--orange)}.lead{font-size:18px;color:var(--muted);line-height:1.65;max-width:610px}
.hero{padding:48px 0 0}.hero-layout{display:grid;grid-template-columns:1fr 1.06fr;gap:40px;align-items:stretch}.hero-copy{padding:38px 8px 45px 0}.hero-copy h1{max-width:600px}.hero-copy h1 em{font-style:normal;color:var(--orange)}.hero-copy .lead{margin:28px 0 32px;max-width:460px}.hero-visual{position:relative;min-height:520px;background:#e0e3df;overflow:hidden}.hero-visual>img{width:100%;height:100%;position:absolute;inset:0;object-position:42% center}.image-caption{position:absolute;bottom:20px;left:20px;right:20px;background:#fff;padding:16px 20px;display:flex;justify-content:space-between;align-items:center;font-size:12px}.caption-number{color:var(--orange);font-size:11px;letter-spacing:.15em}.hero-note{margin-top:36px;color:var(--muted);font-size:12px;display:flex;gap:8px;align-items:center}.hero-note:before{content:'';width:6px;height:6px;background:var(--orange);border-radius:50%}.stats{margin-top:48px;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.stat{padding:28px 0 28px 30px;border-left:1px solid var(--line)}.stat:first-child{padding-left:0;border-left:0}.stat strong{font-size:33px;font-weight:500;letter-spacing:-.04em;display:block;line-height:1.1}.stat span{font-size:12px;color:var(--muted);display:block;margin-top:8px}
.section{padding:96px 0}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:40px;margin-bottom:36px}.section-heading .overline{margin-bottom:16px;color:var(--orange)}.section-heading .lead{max-width:420px;font-size:16px}.product-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:38px 26px}.product-card{min-width:0}.product-photo{position:relative;display:block;overflow:hidden;background:#e4e8e3;aspect-ratio:4/3}.product-photo>img{width:100%;height:100%;transition:transform .35s}.product-photo:hover>img{transform:scale(1.035)}.photo-action{position:absolute;bottom:14px;right:14px;background:#fff;width:38px;height:38px;display:grid;place-items:center;font-size:21px;transition:background .2s}.product-photo:hover .photo-action{background:var(--accent)}.product-copy{padding-top:23px}.product-copy>.overline{font-size:10px;color:var(--orange);margin-bottom:10px}.product-copy h3{font-size:25px}.product-copy h3 a:hover{color:var(--orange)}.product-copy>p:not(.overline){font-size:14px;color:var(--muted);margin-top:13px;line-height:1.6}.product-copy>.text-link{margin-top:20px;font-size:13px}.division-band{background:var(--deep);color:#fff}.division-layout{display:grid;grid-template-columns:.85fr 1fr;gap:90px;align-items:center}.division-layout>.division-img{width:100%;height:450px;object-position:center}.division-layout .overline{color:var(--accent);margin-bottom:22px}.division-layout h2{max-width:480px}.division-layout p:not(.overline){color:#c9d4d4;margin:25px 0 32px;max-width:490px}.division-links{border-top:1px solid #496168}.division-links>a{display:flex;justify-content:space-between;gap:20px;padding:18px 0;border-bottom:1px solid #496168;font-size:15px}.division-links>a:hover{color:var(--accent)}.process{display:grid;grid-template-columns:repeat(3,1fr);gap:40px}.process-item{border-top:1px solid var(--line);padding-top:22px}.process-number{font-size:12px;color:var(--orange);display:block;margin-bottom:34px}.process-item h3{font-size:23px}.process-item p{font-size:14px;color:var(--muted);margin-top:15px}.cta-band{padding:55px 0;background:var(--accent)}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px}.cta-inner h2{font-size:clamp(30px,3.3vw,44px)}.cta-inner p{font-size:14px;margin-top:12px;max-width:600px}.site-footer{background:var(--deep);color:#fff;padding:60px 0 24px}.footer-top{display:grid;grid-template-columns:1.4fr .7fr 1fr;gap:70px}.site-footer .brand-mark i{background:#fff}.site-footer .brand-mark i:last-child{background:var(--accent)}.footer-description{max-width:370px;color:#c1cece;font-size:13px;margin-top:22px}.footer-title{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:#b3c3c4;margin-bottom:18px}.footer-links{display:flex;flex-direction:column;align-items:start;gap:11px;font-size:13px}.footer-links a:hover{color:var(--accent)}.footer-links address{font-style:normal;color:#c1cece}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #496168;margin-top:45px;padding-top:21px;font-size:11px;color:#b9c8c9}
.page-heading{padding:66px 0 45px;border-bottom:1px solid var(--line)}.page-heading .overline{color:var(--orange);margin-bottom:20px}.page-heading h1{font-size:clamp(44px,5.2vw,70px)}.page-heading .lead{margin-top:23px;max-width:650px}.catalog-section{padding:34px 0 85px;min-height:600px}.catalog-toolbar{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:22px}.filter-list{display:flex;flex-wrap:wrap;gap:8px}.filter-list button{border:1px solid var(--line);background:transparent;color:var(--muted);padding:11px 17px;min-height:46px;font-size:13px;white-space:nowrap}.filter-list button[aria-pressed=true]{background:var(--ink);border-color:var(--ink);color:#fff}.filter-list button:hover{border-color:var(--ink)}.search-box{min-width:240px;position:relative}.search-box input{width:100%;border:1px solid var(--line);background:var(--white);padding:13px 38px 13px 15px;font-size:13px;color:var(--ink);height:46px;border-radius:0}.search-box>span{position:absolute;right:15px;top:10px;font-size:21px;pointer-events:none}.result-line{display:flex;justify-content:space-between;gap:24px;align-items:center;margin-bottom:28px;font-size:12px;color:var(--muted)}.empty-state{padding:75px 30px;text-align:center;border:1px solid var(--line);background:#fff}.empty-state p{margin:16px 0 28px;color:var(--muted)}.catalog-note{font-size:12px;color:var(--muted);border-top:1px solid var(--line);margin-top:45px;padding-top:21px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.product-dialog{border:0;padding:0;width:min(1160px,calc(100% - 48px));max-height:90dvh;background:var(--paper);color:var(--ink);overscroll-behavior:contain}.product-dialog::backdrop{background:rgba(13,30,35,.75);backdrop-filter:blur(4px)}.dialog-close{position:sticky;top:14px;float:right;margin:14px 14px -54px 0;z-index:2;width:42px;height:42px;border:1px solid var(--line);background:#fff;color:var(--ink);font-size:28px;line-height:1}.dialog-content{display:grid;grid-template-columns:.9fr 1.1fr}.detail-image{padding:65px 28px 30px;background:#e7eae4}.detail-image>img{width:100%;height:auto;aspect-ratio:4/3}.detail-copy{padding:65px 38px 38px}.detail-copy .overline{font-size:10px;color:var(--orange);margin-bottom:18px}.detail-copy h2{font-size:39px}.detail-intro{font-size:16px;color:var(--muted);margin-top:18px}.detail-copy h3{font-size:15px;letter-spacing:0;margin:28px 0 12px;font-weight:650}.feature-list{padding-left:19px;margin:0;font-size:14px;color:var(--muted)}.feature-list li+li{margin-top:8px}.tags{display:flex;flex-wrap:wrap;gap:7px}.tags>span{font-size:11px;border:1px solid #cdd6ce;padding:6px 10px}.selection-note{border-top:1px solid var(--line);margin-top:26px}.selection-note p{font-size:13px;color:var(--muted)}.detail-copy .button-row{gap:17px;margin-top:28px}.detail-copy .text-link{font-size:12px}.gallery-thumbs{display:flex;gap:10px;margin-top:16px}.gallery-thumbs button{border:2px solid transparent;background:none;padding:3px;width:90px}.gallery-thumbs button[aria-pressed=true]{border-color:var(--ink)}.gallery-thumbs img{width:100%;aspect-ratio:4/3}
.about-intro{display:grid;grid-template-columns:.95fr 1fr;gap:80px;align-items:center}.about-intro>img{width:100%;height:450px}.about-intro h2{font-size:clamp(32px,3.7vw,48px);margin-bottom:25px}.about-intro p{color:var(--muted);font-size:15px}.about-intro .overline{color:var(--orange);font-size:11px;margin-bottom:22px}.about-stats{margin-top:60px}.export-band{background:#e8ece4}.export-layout{display:grid;grid-template-columns:.8fr 1fr;gap:80px}.export-layout .lead{margin-top:22px;font-size:16px}.country-list{display:grid;grid-template-columns:1fr 1fr;gap:0 40px;padding:0;margin:0;list-style:none}.country-list li{padding:16px 0;border-bottom:1px solid #c6d1c7;font-size:17px;display:flex;justify-content:space-between}.country-list li:after{content:'↗';color:var(--orange)}.capability-list{margin-top:30px}.capability-item{display:grid;grid-template-columns:80px 1fr 1fr;gap:40px;padding:30px 0;border-top:1px solid var(--line)}.capability-item:last-child{border-bottom:1px solid var(--line)}.capability-item>span{color:var(--orange);font-size:12px}.capability-item h3{font-size:26px}.capability-item p{font-size:14px;color:var(--muted)}
.contact-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:85px;align-items:start}.contact-item{padding:24px 0;border-top:1px solid var(--line)}.contact-item:last-child{border-bottom:1px solid var(--line)}.contact-item .overline{font-size:10px;color:var(--orange);margin-bottom:12px}.contact-item>a{font-size:clamp(18px,2vw,25px);letter-spacing:-.025em;overflow-wrap:anywhere}.contact-item>a:hover{color:var(--orange)}.contact-item>p:not(.overline){font-size:16px}.contact-item>small{display:block;color:var(--muted);font-size:12px;margin-top:8px}.contact-form{background:#fff;border:1px solid var(--line);padding:38px}.contact-form h2{font-size:31px}.contact-form>p{font-size:13px;color:var(--muted);margin:15px 0 28px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.field{display:flex;flex-direction:column;gap:8px}.field.full{grid-column:1/-1}.field label{font-size:12px;font-weight:600}.field label>span{font-weight:400;color:var(--muted)}.field input,.field select,.field textarea{border:1px solid #cdd6ce;border-radius:0;padding:12px;background:var(--paper);width:100%;color:var(--ink);font-size:14px;min-height:46px}.field textarea{resize:vertical;min-height:140px}.contact-form .button{margin-top:24px;width:100%}.form-help{font-size:11px!important;margin:15px 0 0!important}.form-status{font-size:12px;color:var(--muted);margin-top:15px}.quote-checklist{margin-top:42px}.quote-checklist h3{font-size:23px;margin-bottom:17px}.quote-checklist ul{list-style:none;padding:0;margin:0;display:grid;gap:11px}.quote-checklist li{font-size:13px;color:var(--muted);display:flex;gap:12px}.quote-checklist li:before{content:'+';color:var(--orange);font-size:17px;line-height:1.2}.contact-guides{margin-top:70px;border-top:1px solid var(--line);padding-top:35px;display:grid;grid-template-columns:1fr 1fr;gap:70px}.contact-guides h3{font-size:23px;margin-bottom:14px}.contact-guides p{font-size:14px;color:var(--muted)}
@media(min-width:1500px){.hero-visual{min-height:560px}}
@media(max-width:1100px){.wrap{width:calc(100% - 56px)}.header-inner{min-height:82px}.nav-links{gap:24px}.hero-layout{gap:26px}.hero-copy{padding-top:20px}.hero-visual{min-height:490px}.hero-copy h1{font-size:clamp(48px,6.1vw,70px)}.hero-copy .lead{font-size:16px}.button-row{gap:20px}.division-layout{gap:45px}.contact-layout{gap:40px}.dialog-content{grid-template-columns:.85fr 1.15fr}.detail-copy{padding:65px 25px 30px}.detail-copy h2{font-size:34px}.catalog-toolbar{align-items:stretch;flex-direction:column}.search-box{max-width:420px}.footer-top{gap:40px}.about-intro{gap:40px}.export-layout{gap:40px}}
@media(max-width:760px){.wrap{width:calc(100% - 40px)}.header-inner{min-height:76px;gap:15px}.brand-name{font-size:22px}.brand-sub{font-size:8px}.brand-mark{width:28px;height:30px}.brand-mark i{height:24px}.brand-mark i:last-child{height:30px}.menu-toggle{display:block}.nav-links{display:none;position:absolute;top:76px;left:0;right:0;padding:18px 20px 25px;background:var(--paper);border-bottom:1px solid var(--line);align-items:stretch;gap:8px;flex-direction:column;box-shadow:0 16px 20px #18333b0d}.nav-links.is-open{display:flex}.nav-links>a{padding:12px 4px}.nav-links>a[aria-current=page]:after{width:15px;bottom:8px}.nav-links .nav-contact{margin-top:8px;justify-content:space-between}.hero{padding-top:22px}.hero-layout{grid-template-columns:1fr;gap:22px}.hero-copy{padding:15px 0 5px}.hero-copy h1{font-size:clamp(45px,10.5vw,68px);max-width:620px}.eyebrow{margin-bottom:21px}.hero-copy .lead{margin:24px 0 26px}.hero-note{margin-top:25px}.hero-visual{min-height:350px;max-height:450px;aspect-ratio:1.25}.image-caption{bottom:14px;left:14px;right:14px;padding:12px 14px;font-size:11px}.stats{margin-top:30px;grid-template-columns:1fr 1fr}.stat{padding:23px 18px}.stat:first-child{padding-left:18px}.stat:nth-child(3){border-left:0;border-top:1px solid var(--line)}.stat:nth-child(4){border-top:1px solid var(--line)}.stat strong{font-size:30px}.stat span{font-size:11px}.section{padding:62px 0}.section-heading{align-items:start;flex-direction:column;gap:22px;margin-bottom:28px}.section-heading .lead{max-width:100%}.product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:33px 18px}.product-copy{padding-top:17px}.product-copy h3{font-size:22px}.product-copy>p:not(.overline){font-size:13px}.product-copy .text-link{font-size:12px;gap:15px}.product-copy>.overline{font-size:9px}.division-layout{grid-template-columns:1fr;gap:30px}.division-layout>.division-img{height:340px;order:2}.division-layout h2{max-width:100%}.process{grid-template-columns:1fr;gap:30px}.process-number{margin-bottom:17px}.process-item p{max-width:560px}.cta-band{padding:38px 0}.cta-inner{align-items:start;flex-direction:column;gap:25px}.footer-top{grid-template-columns:1fr 1fr;gap:35px}.footer-top>div:first-child{grid-column:1/-1}.footer-bottom{flex-direction:column;gap:10px;margin-top:32px}.site-footer{padding-top:40px}.page-heading{padding:42px 0 32px}.page-heading h1{font-size:49px}.page-heading .lead{font-size:16px;margin-top:20px}.filter-list{gap:7px}.filter-list button{font-size:12px;padding:11px 13px}.catalog-section{padding:25px 0 60px}.search-box{max-width:none}.result-line{align-items:start;flex-direction:column;gap:7px}.product-dialog{width:calc(100% - 24px);max-height:94dvh}.dialog-content{grid-template-columns:1fr}.detail-image{padding:60px 20px 20px}.detail-image>img{max-height:310px}.detail-copy{padding:28px 23px}.detail-copy h2{font-size:34px}.gallery-thumbs button{width:72px}.about-intro{grid-template-columns:1fr;gap:32px}.about-intro>img{height:330px}.about-intro .overline{margin-bottom:17px}.about-stats{margin-top:35px}.export-layout{grid-template-columns:1fr;gap:30px}.country-list{gap:0 26px}.country-list li{font-size:15px}.capability-item{grid-template-columns:28px 1fr;gap:17px}.capability-item>p{grid-column:2}.capability-item h3{font-size:24px}.contact-layout{grid-template-columns:1fr;gap:40px}.contact-form{padding:27px 22px}.form-grid{gap:18px}.contact-item>a{font-size:24px}.quote-checklist{margin-top:30px}.contact-guides{margin-top:45px;grid-template-columns:1fr;gap:28px}}
@media(max-width:450px){.product-grid{grid-template-columns:1fr;gap:36px}.product-photo{aspect-ratio:1.35}.hero-visual{min-height:300px}.button-row{gap:22px}.hero-copy .button-row .button{padding:14px 18px;gap:20px}.hero-copy .text-link{font-size:12px;gap:17px}.footer-top{grid-template-columns:1fr;gap:30px}.footer-top>div:first-child{grid-column:auto}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.filter-list button{padding:10px 12px}.detail-copy .button-row{align-items:start;flex-direction:column}.brand-sub{letter-spacing:.12em}}
.dialog-close{float:none;display:block;margin:14px 14px -56px auto}
.gallery-thumbs{flex-wrap:wrap}.gallery-thumbs button{flex:0 0 72px}.detail-image .full-image-link{display:block}.detail-image .full-image-link img{width:100%;height:auto;aspect-ratio:4/3;object-fit:contain;background:#e7eae4}.image-zoom-note{font-size:11px;color:var(--muted);margin-top:10px}.project-section{padding-top:0}.project-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px 24px}.project-photo{margin:0;min-width:0}.project-photo>a{display:block;position:relative;background:#e4e8e3;overflow:hidden}.project-photo img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;transition:transform .25s}.project-photo a:hover img{transform:scale(1.025)}.project-photo figcaption{padding-top:12px;font-size:12px;color:var(--muted)}.project-more{margin-top:30px}.project-more summary{cursor:pointer;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:17px 5px;font-size:14px;min-height:54px}.project-more summary span{float:right;font-size:20px;line-height:1}.project-more[open] summary{margin-bottom:30px}.project-more[open] summary span{transform:rotate(45deg)}.project-more summary:focus-visible{outline:3px solid var(--orange);outline-offset:4px}.catalog-note .text-link{margin-top:18px}
@media(max-width:760px){.project-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 16px}.project-photo figcaption{font-size:11px}.project-section{padding-top:0}}
@media(max-width:450px){.project-grid{grid-template-columns:1fr}.gallery-thumbs button{flex-basis:60px}}
.project-photo .full-frame-photo{object-fit:contain}
.nav-links>a.language-switch{font-size:12px;white-space:nowrap;font-weight:600}html[lang="zh-CN"]{font-family:Arial,"Microsoft YaHei","PingFang SC",sans-serif}html[lang="zh-CN"] h1,html[lang="zh-CN"] h2,html[lang="zh-CN"] h3{letter-spacing:0;line-height:1.28}html[lang="zh-CN"] .overline{letter-spacing:.07em}html[lang="zh-CN"] .hero-copy .lead{max-width:470px}html[lang="zh-CN"] .brand-sub{letter-spacing:.18em}html[lang="zh-CN"] .page-heading h1{font-size:clamp(38px,4.7vw,64px)}
@media(max-width:760px){html[lang="zh-CN"] .hero-copy h1{font-size:clamp(40px,8.6vw,61px)}html[lang="zh-CN"] .page-heading h1{font-size:clamp(34px,7vw,47px)}}
@media(max-width:760px){.page-heading h1{font-size:clamp(36px,7.5vw,49px)}.stat strong{font-size:clamp(22px,5.4vw,30px)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
.project-photo figcaption h3{font-size:20px;line-height:1.3;letter-spacing:-.02em;color:var(--ink)}.project-photo figcaption p{margin-top:8px}.project-photo figcaption .text-link{margin-top:14px;font-size:12px;gap:16px}.detail-back{margin-bottom:28px}.tank-detail-heading h1{max-width:1000px;overflow-wrap:break-word}.tank-detail-layout{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:64px;align-items:start}.tank-detail-photo{margin:0;min-width:0}.tank-detail-photo img{width:100%;height:auto;max-height:700px;object-fit:contain;background:#e4e8e3}.tank-detail-photo figcaption{padding-top:12px;color:var(--muted);font-size:12px}.tank-detail-copy{min-width:0}.tank-detail-copy h2,.tank-detail-requirements h2{font-size:clamp(26px,3vw,36px);margin-bottom:20px}.tank-detail-copy>p{color:var(--muted)}.tank-detail-copy>h2:not(:first-child){margin-top:34px}.tank-detail-specs{margin:0}.tank-detail-specs>div{padding:16px 0;border-top:1px solid var(--line)}.tank-detail-specs dt{font-size:15px;font-weight:600;margin-bottom:6px}.tank-detail-specs dd{margin:0;color:var(--muted);font-size:14px}.tank-detail-note{font-size:13px;border-top:1px solid var(--line);padding-top:18px}.tank-detail-copy .button-row{margin-top:28px;gap:20px}.tank-detail-requirements{margin-top:55px;padding:30px;background:#e8ece4}.tank-detail-requirements ul{margin:0;padding-left:22px;display:grid;grid-template-columns:1fr 1fr;gap:15px 42px}.tank-detail-requirements li{padding-left:4px;color:var(--muted)}
@media(max-width:1100px){.tank-detail-layout{gap:36px}.tank-detail-copy .button-row{align-items:flex-start;flex-direction:column}}
@media(max-width:760px){.tank-detail-layout{grid-template-columns:1fr;gap:30px}.tank-detail-photo img{max-height:560px}.tank-detail-requirements{padding:24px;margin-top:36px}.tank-detail-requirements ul{grid-template-columns:1fr;gap:12px}.project-photo figcaption h3{font-size:19px}.tank-detail-copy .button{max-width:100%;gap:16px;text-align:left}}
/* Six-language navigation and right-to-left reading. */
.language-list{display:flex;flex-wrap:wrap;align-items:center;gap:3px 10px;max-width:300px;direction:ltr}.language-list a{font-size:12px;line-height:1.4;padding:8px 2px;white-space:nowrap}.language-list a[aria-current=true]{color:var(--orange);text-decoration:underline;text-underline-offset:5px}.nav-links{gap:20px}.header-inner{gap:20px}.brand-sub{max-width:240px;line-height:1.5}.nav-links>a{white-space:nowrap}html[lang=ru] h1,html[lang=uz] h1,html[lang=es] h1{font-size:clamp(38px,4.7vw,66px);overflow-wrap:anywhere}html[dir=rtl]{font-family:Tahoma,Arial,sans-serif}html[dir=rtl] h1,html[dir=rtl] h2,html[dir=rtl] h3{letter-spacing:0;line-height:1.5}html[dir=rtl] .overline{letter-spacing:0}html[dir=rtl] .brand-name{direction:ltr;display:block}html[dir=rtl] .stat{padding:28px 30px 28px 0;border-left:0;border-right:1px solid var(--line)}html[dir=rtl] .stat:first-child{padding-right:0;border-right:0}html[dir=rtl] .contact-item a[href^="tel:"],html[dir=rtl] a[href^="mailto:"],html[dir=rtl] .contact-item a[href^="https://www."],html[dir=rtl] .footer-links a[href^="tel:"],html[dir=rtl] input[type=email]{direction:ltr;unicode-bidi:isolate;display:inline-block}html[dir=rtl] .dialog-close{right:auto;left:20px}html[dir=rtl] .hero-copy{padding:38px 0 45px 8px}html[dir=rtl] input,html[dir=rtl] textarea{text-align:start}html[dir=rtl] .feature-list{padding-inline-start:20px}
@media(min-width:761px) and (max-width:1250px){.header-inner{flex-wrap:wrap;padding-block:16px}.nav-links{width:100%;justify-content:space-between;gap:14px}.language-list{max-width:none;gap:12px}}
@media(max-width:760px){.language-list{max-width:100%;gap:5px 16px;padding-block:8px}.language-list a{padding:10px 2px}.nav-links{gap:12px}html[dir=rtl] .hero-copy{padding:16px 0 26px}html[lang=ru] h1,html[lang=uz] h1,html[lang=es] h1{font-size:clamp(34px,8vw,52px)}.stats{overflow-wrap:anywhere}}

/* Full-screen, keyboard-accessible image preview. */
.can-enlarge{cursor:zoom-in}
.image-viewer{box-sizing:border-box;width:100vw;max-width:none;height:100dvh;max-height:none;margin:0;padding:0;border:0;background:#10191ff5;color:#fff;overflow:hidden}
.image-viewer::backdrop{background:#10191f}
.image-viewer[open]{display:grid;grid-template-rows:auto minmax(0,1fr) auto}
.image-viewer-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 20px;border-bottom:1px solid #ffffff25}
.image-viewer-caption{font-size:14px;overflow-wrap:anywhere}
.image-viewer-tools{display:flex;flex-shrink:0;gap:8px}
.image-viewer button{display:inline-flex;align-items:center;justify-content:center;min-width:46px;min-height:46px;background:#ffffff16;color:white;border:1px solid #ffffff55;border-radius:6px;font-size:25px;cursor:pointer}
.image-viewer button:hover{background:#ffffff33}
.image-viewer button:focus-visible,.can-enlarge:focus-visible{outline:3px solid #61d6d2;outline-offset:3px}
.image-viewer-stage{min-width:0;min-height:0;overflow:auto;padding:12px;direction:ltr}
.image-viewer-photo{display:block;max-width:none!important;object-fit:contain!important;object-position:center;transition:none}
.image-viewer-nav{display:flex;justify-content:center;gap:20px;padding:10px 20px;padding-bottom:max(10px,env(safe-area-inset-bottom))}
@media(max-width:760px){.image-viewer-bar{padding:10px;align-items:flex-start}.image-viewer-caption{font-size:12px}.image-viewer-stage{padding:4px}.image-viewer-tools{gap:4px}}

.turkey-site-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.turkey-site-grid img.full-frame-photo{aspect-ratio:4/3;object-fit:contain;background:#e4e8e3}.turkey-project{border-top:1px solid var(--line)}@media(max-width:600px){.turkey-site-grid{grid-template-columns:1fr}}

/* 2026 visual refresh: consistent industrial palette and content hierarchy. */
:root{--ink:#132e46;--deep:#10283e;--muted:#56697a;--paper:#f5f7fa;--line:#dce4ec;--accent:#d9ecf7;--orange:#126b9a;--max:1280px}
h1,h2,h3{font-weight:650;letter-spacing:-.035em}h1{font-size:clamp(44px,5.2vw,72px)}h2{font-size:clamp(30px,3.4vw,46px)}
.site-header{background:#ffffffed;backdrop-filter:blur(16px);box-shadow:0 3px 20px #10283e06}.header-inner{min-height:84px}.nav-links{gap:26px}.nav-links .nav-contact,.button{border-radius:7px;background:var(--orange);border-color:var(--orange);color:white;font-weight:600}.button:hover,.nav-links .nav-contact:hover{background:#0d5279;color:white}.button.outline{background:transparent;color:var(--ink)}.button.light{color:var(--ink)}
.language-select{max-width:135px;min-height:44px;border:1px solid var(--line);border-radius:6px;background:white;color:var(--ink);padding:8px 10px;font-size:13px}.language-list.enhanced{display:none}
.hero{padding:38px 0 0;background:linear-gradient(135deg,#edf4fa,#fff 65%)}.hero-layout{grid-template-columns:1fr 1.15fr;gap:46px;align-items:center}.hero-copy{padding:30px 0}.hero-copy h1{line-height:1.08}.hero-copy .lead{font-size:17px;margin:24px 0 28px}.hero-copy .eyebrow{margin-bottom:20px}.hero-visual{min-height:470px;border-radius:12px;box-shadow:0 20px 45px #10283e18}.hero-visual>img{object-position:center}.image-caption{border-radius:7px;box-shadow:0 5px 25px #10283e12;gap:16px}.stats{background:white;border:1px solid var(--line);border-radius:10px;margin-top:34px;box-shadow:0 8px 25px #10283e05}.stat,.stat:first-child{padding:23px 28px}.stat strong{font-size:30px;font-weight:650}.section{padding:76px 0}.section-heading{margin-bottom:30px}.section-heading .lead{line-height:1.7}
.product-grid{gap:24px}.product-card{background:white;border:1px solid var(--line);border-radius:10px;overflow:hidden;box-shadow:0 5px 18px #10283e04;transition:box-shadow .2s,transform .2s}.product-card:hover{transform:translateY(-4px);box-shadow:0 12px 30px #10283e12}.product-photo{background:#eaf0f5}.product-photo>img{object-fit:contain}.product-copy{padding:24px}.product-copy h3{font-size:23px;line-height:1.25}.product-copy>.text-link{margin-top:22px}.photo-action{border-radius:50%;color:var(--orange)}
.division-band{background:linear-gradient(115deg,#10283e,#1b4560)}.division-layout{gap:64px}.division-layout>.division-img{height:390px;border-radius:10px}.division-links>a{padding:20px 0}.process{gap:24px}.process-item{padding:26px;background:white;border:1px solid var(--line);border-radius:10px}.process-number{margin-bottom:24px;font-weight:700}.process-item h3{font-size:22px}
.turkey-project{background:#eaf1f7}.turkey-site-grid{gap:24px}.project-photo{border-radius:10px;overflow:hidden;border:1px solid var(--line);background:white}.project-photo figcaption{padding:20px}.turkey-site-grid img.full-frame-photo{height:320px;aspect-ratio:auto;background:#e0e8ef}.project-section{background:white}.project-section .project-photo img{height:260px;object-fit:contain}.cta-band{background:#dcecf7}.cta-inner{padding-block:8px}.site-footer{padding-top:55px}.page-heading{background:linear-gradient(120deg,#e9f2f9,#fff);padding:55px 0 40px}.filter-list button{border-radius:6px;background:white}.filter-list button[aria-pressed=true]{background:var(--orange);border-color:var(--orange)}.search-box input,.contact-form,.about-intro>img{border-radius:8px}.catalog-toolbar{position:relative}.contact-form{box-shadow:0 12px 35px #10283e08}.tank-detail-photo img{border-radius:10px;background:white}.tank-detail-requirements{border-radius:10px}
.category-shortcuts{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:30px}.category-shortcuts a{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;border:1px solid var(--line);border-radius:8px;background:white;font-weight:600;font-size:15px}.category-shortcuts a:hover{border-color:var(--orange);color:var(--orange)}.category-shortcuts span{font-size:22px;color:var(--orange)}
@media(min-width:761px) and (max-width:1250px){.header-inner{flex-wrap:nowrap;padding-block:0}.nav-links{width:auto;gap:16px}.brand-sub{max-width:190px;font-size:8px}.nav-links .nav-contact{padding:11px 14px;gap:10px}}
@media(max-width:1000px){.wrap{width:calc(100% - 48px)}.hero-layout{gap:28px}.hero-visual{min-height:420px}.caption-number{display:none}.footer-top{gap:30px}.division-layout{gap:32px}.nav-links{gap:12px}.brand-sub{display:none}.brand-name{font-size:23px}}
@media(max-width:760px){.wrap{width:calc(100% - 36px)}.header-inner{min-height:72px}.brand-sub{display:block;font-size:8px}.nav-links{align-items:stretch}.language-select{max-width:none;width:100%}.hero{padding-top:16px}.hero-layout{grid-template-columns:1fr;gap:20px}.hero-copy{padding:22px 0 8px}.hero-copy h1{font-size:clamp(42px,10vw,60px)}.hero-copy .lead{max-width:100%}.hero-note{margin-top:22px}.hero-visual{min-height:300px}.image-caption{bottom:12px;left:12px;right:12px;padding:12px}.stats{margin-top:24px;grid-template-columns:repeat(2,1fr)}.stat,.stat:first-child{padding:20px;border:0}.stat:nth-child(2n){border-inline-start:1px solid var(--line)}.stat:nth-child(n+3){border-top:1px solid var(--line)}.stat strong{font-size:27px}.section{padding:50px 0}.section-heading{gap:20px}.category-shortcuts{grid-template-columns:1fr;gap:10px}.category-shortcuts a{padding:15px 18px}.product-copy{padding:20px}.division-layout>.division-img{height:300px}.turkey-site-grid img.full-frame-photo{height:270px}.process-item{padding:24px}.cta-inner{align-items:flex-start}.footer-bottom{line-height:1.8}.project-section .project-photo img{height:260px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}

/* Homepage composition: a photographic opening and three clear business areas. */
.home-page .hero{position:relative;padding:0 0 32px;background:var(--deep);color:white;isolation:isolate;overflow:hidden}
.home-page .hero::before{content:'';position:absolute;inset:0 0 100px;background:linear-gradient(90deg,#0c2339f5 5%,#10283ee8 38%,#10283e44 100%),url('assets/smc-tank.webp') center 52%/cover;z-index:-1}
.home-page .hero-layout{min-height:560px;grid-template-columns:1.15fr 1fr;gap:64px;padding:54px 0}
.home-page .hero-copy{padding:0}.home-page .hero-copy h1{font-size:clamp(42px,4.5vw,64px);font-weight:650;line-height:1.12;max-width:680px}.home-page .hero-copy h1 em{color:#8fd3ee}.home-page .hero-copy .eyebrow{color:#d6e6f3;font-size:11px;letter-spacing:.13em}.home-page .hero-copy .eyebrow::before{background:#75c3e2}
.home-page .hero-copy .lead{color:#d6e1ed;max-width:520px;font-size:17px}.home-page .hero-note{color:#bfcedd}.home-page .hero-note:before{background:#8fd3ee}.home-page .hero .text-link{color:white}.home-page .hero .button{background:white;color:#122f48;border-color:white;box-shadow:0 6px 20px #0002}.home-page .hero .button:hover{background:#dcecf7}
.home-page .hero-visual{min-height:350px;transform:rotate(-2deg);border:6px solid #ffffffdd;border-radius:4px;box-shadow:0 26px 60px #0004}.home-page .hero-visual>img{object-position:center}.home-page .image-caption{color:var(--ink);bottom:12px;left:12px;right:12px;padding:13px 16px;border-radius:3px}.home-page .caption-number{display:none}
.home-page .stats{position:relative;margin-top:0;color:var(--ink);border:0;border-radius:8px;box-shadow:0 15px 32px #0002}.home-page .stat{padding:25px 30px}.home-page .stat strong{font-size:32px}.home-page .section-heading h2{max-width:640px}.home-page .section-heading .lead{font-size:15px;max-width:360px}
.business-grid{gap:24px;margin-bottom:48px}.category-shortcuts a.business-card{position:relative;display:block;padding:0;border-radius:10px;overflow:hidden;box-shadow:0 6px 24px #10283e08;transition:transform .2s,box-shadow .2s}.business-card:hover{transform:translateY(-5px);box-shadow:0 14px 32px #10283e16}.business-image{position:relative;background:#e8eef3;aspect-ratio:16/10;overflow:hidden}.business-image img{width:100%;height:100%;object-fit:contain;transition:transform .3s}.business-card:hover img{transform:scale(1.04)}.category-shortcuts .business-number{position:absolute;top:16px;inset-inline-start:16px;background:white;padding:4px 10px;border-radius:3px;font-size:12px;font-weight:700;color:var(--ink)}.business-copy{padding:25px 50px 26px 24px;position:relative;min-height:135px}.business-copy h3{font-size:25px;line-height:1.25}.business-copy p{font-size:13px;line-height:1.7;color:var(--muted);margin-top:11px;font-weight:400}.category-shortcuts .business-arrow{position:absolute;inset-inline-end:20px;top:25px;font-size:23px;color:var(--orange)}
.home-featured{border-top:1px solid var(--line);padding-top:35px}.home-featured .product-card{display:grid;grid-template-columns:110px minmax(0,1fr);align-items:start;border:0;background:transparent;box-shadow:none;border-radius:0}.home-featured .product-photo{aspect-ratio:1;border-radius:6px}.home-featured .product-copy{padding:0 0 0 18px}.home-featured .product-copy h3{font-size:18px;line-height:1.35}.home-featured .product-copy>p:not(.overline){display:none}.home-featured .product-copy>.overline{font-size:9px;margin-bottom:7px}.home-featured .product-copy>.text-link{font-size:12px;margin-top:12px;gap:12px}.home-featured .photo-action{display:none}
.home-page .turkey-project{background:#edf2f6}.home-page .turkey-site-grid{grid-template-columns:1.4fr 1fr 1fr;gap:18px}.home-page .turkey-site-grid .project-photo:first-child{grid-row:span 2}.home-page .turkey-site-grid .project-photo:first-child img{height:475px}.home-page .turkey-site-grid .project-photo:nth-child(2){grid-column:span 2}.home-page .turkey-site-grid img.full-frame-photo{height:196px;object-fit:contain}.home-page .turkey-site-grid figcaption{padding:13px 16px;line-height:1.5;font-size:12px}.home-page .division-band{border-block:1px solid #ffffff12}.home-page .process-item{box-shadow:none}.home-page .section:has(.process){background:#fff}
.floating-inquiry{position:fixed;bottom:25px;inset-inline-end:25px;z-index:18;display:flex;align-items:center;gap:12px;border-radius:30px;background:#126b9a;color:white;padding:12px 21px;font-size:14px;font-weight:600;box-shadow:0 6px 22px #10283e33;border:1px solid #ffffff66}.floating-inquiry:hover{background:#0e5279}.floating-inquiry span{font-size:21px}.site-footer{padding-bottom:90px}
html[dir=rtl] .home-featured .product-copy{padding:0 18px 0 0}html[dir=rtl] .business-copy{padding:25px 24px 26px 50px}html[dir=rtl] .home-page .hero::before{background:linear-gradient(270deg,#0c2339f5 5%,#10283ee8 38%,#10283e44 100%),url('assets/smc-tank.webp') center/cover}
@media(max-width:1000px){.home-page .hero-layout{gap:35px;min-height:520px}.home-page .hero-copy h1{font-size:45px}.home-page .hero-visual{min-height:320px}.business-copy{padding:20px 42px 22px 18px}.business-copy h3{font-size:22px}.home-featured .product-card{grid-template-columns:80px minmax(0,1fr)}.home-featured .product-copy h3{font-size:16px}.home-page .turkey-site-grid{grid-template-columns:1fr 1fr}.home-page .turkey-site-grid .project-photo:first-child{grid-row:auto}.home-page .turkey-site-grid .project-photo:nth-child(2){grid-column:auto}.home-page .turkey-site-grid .project-photo:first-child img,.home-page .turkey-site-grid img.full-frame-photo{height:270px}}
@media(max-width:760px){.home-page .hero-layout{grid-template-columns:1fr;padding:38px 0 28px;gap:30px}.home-page .hero-copy h1{font-size:clamp(36px,9vw,52px)}.home-page .hero-copy .lead{font-size:16px}.home-page .hero-visual{transform:none;min-height:255px;border-width:4px}.home-page .hero::before{inset:0 0 140px;background:linear-gradient(#0c2339eb,#10283ee6),url('assets/smc-tank.webp') center/cover}.home-page .stats{margin:0}.home-page .stat,.home-page .stat:first-child{padding:21px}.home-page .stat strong{font-size:28px}.business-grid{grid-template-columns:1fr;gap:20px;margin-bottom:30px}.business-image{aspect-ratio:16/9}.business-copy{min-height:0;padding:22px 50px 24px 22px}.business-copy h3{font-size:25px}.business-copy p{margin-top:9px}.home-featured{gap:26px;padding-top:28px}.home-featured .product-card{grid-template-columns:100px minmax(0,1fr)}.home-featured .product-copy h3{font-size:19px}.home-page .turkey-site-grid{grid-template-columns:1fr}.home-page .turkey-site-grid .project-photo:first-child img,.home-page .turkey-site-grid img.full-frame-photo{height:260px}.floating-inquiry{bottom:16px;inset-inline-end:16px;padding:10px 18px;font-size:13px}.home-page .hero .button-row{gap:22px}}