/* v10: dedicated touch layouts. Desktop rules and content remain shared. */
.pdp-identity,.pdp-purchase{display:contents}
.mobile-menu-backdrop{display:none}
@media(max-width:780px){
 html{scroll-padding-bottom:110px}
 .wrap{width:calc(100% - 36px)}
 .header{z-index:60;background:#fff;backdrop-filter:none}
 .navrow{min-height:76px;padding-block:8px;gap:10px;flex-wrap:nowrap}
 .brand{min-width:110px;flex-shrink:1}.brand-mark{width:132px;height:52px;max-width:100%}
 .nav-actions{gap:8px;min-width:0}.languages{display:flex;gap:0}.languages button{font-size:.875rem;min-width:32px;min-height:44px;padding:9px 4px}
 .menu-toggle{min-height:44px;padding:9px 11px;font-size:.875rem;white-space:nowrap}.nav-contact{display:none}
 .mobile-nav{position:fixed;top:var(--mobile-header-height,76px);left:0;right:0;max-height:calc(100dvh - var(--mobile-header-height,76px));overflow-y:auto;overscroll-behavior:contain;padding:8px 20px 22px;background:white;border-top:1px solid #dce4eb;box-shadow:0 18px 28px #102b421c}
 .mobile-nav a{padding:15px 4px;min-height:52px;font-size:1rem;line-height:1.5;border-bottom:1px solid #edf1f4}.mobile-nav a:last-child{color:#174d9a;font-weight:650}
 .mobile-menu-backdrop:not([hidden]){display:block;position:fixed;inset:0;background:#10253480;z-index:55;border:0;width:100%;height:100%;cursor:pointer}
 body.mobile-menu-open{overflow:hidden}.mobile-menu-open .contact-dock{visibility:hidden}
 .immersive-hero{margin:8px 8px 0;min-height:clamp(570px,calc(100svh - 94px),730px)}
 .immersive-inner{padding:24px 24px 20px}.immersive-body{padding:140px 0 30px;align-items:flex-end}
 .immersive-eyebrow{margin-bottom:18px;font-size:.875rem;letter-spacing:.035em;gap:10px}
 .immersive-hero #hero-title{font-size:clamp(2.25rem,9vw,3.5rem);line-height:1.09;text-wrap:balance}
 html[lang=zh-CN] .immersive-hero #hero-title{font-size:clamp(2.35rem,10vw,3.6rem);line-height:1.2;letter-spacing:-.045em}
 .immersive-hero #hero-description{font-size:1rem;line-height:1.7;margin-top:19px;max-width:440px}
 .immersive-actions{gap:10px 18px;margin-top:24px}.immersive-primary{font-size:1rem;min-height:50px;padding:12px 19px}.immersive-secondary{font-size:.875rem;min-height:46px}
 .immersive-bottom{padding-top:13px;gap:10px;grid-template-columns:minmax(0,1fr) auto}.immersive-bottom #hero-location{font-size:.875rem;line-height:1.5;max-width:none}.immersive-controls{gap:8px}
 .immersive-hero #showcase-tabs{gap:4px}.immersive-hero #showcase-tabs button{min-width:32px;min-height:44px;padding-top:8px}.hero-media-toggle{top:14px;right:14px;background:#061e36a8}
 .section{padding-block:52px}.section-heading{margin-bottom:24px}.section-heading h2,h2.section-title{font-size:2rem;line-height:1.2;margin-top:14px;letter-spacing:-.035em}.section-heading>p{font-size:1rem;line-height:1.75;margin-top:18px}
 .audience-band{padding-block:30px}.audience-grid{grid-template-columns:1fr;gap:0}.audience-grid article{padding:20px 0!important;border:0!important;border-bottom:1px solid #dbe4ec!important}.audience-grid article:last-child{border:0!important}.audience-grid h3{font-size:1.0625rem}.audience-grid p{font-size:1rem;line-height:1.7}
 .filters{display:flex;flex-wrap:nowrap;gap:8px;overflow-x:auto;overscroll-behavior-inline:contain;padding-bottom:8px;margin-bottom:18px;scrollbar-width:thin;align-items:center}
 .filter{flex:0 0 auto;max-width:none;min-height:46px;border:1px solid #d6e1ec;border-radius:4px;padding:10px 14px!important;font-size:.9375rem;background:white;line-height:1.5}.filter[aria-pressed=true]{background:#123857;color:white;border-color:#123857}.count-label{display:none}
 .product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.product{border:1px solid #dbe4ec;border-radius:6px;overflow:hidden;padding:12px;background:#fff}
 .product[hidden]{display:none!important}.product-image{height:230px;padding:28px 20px 16px;background:#f3f6f8;border-radius:4px}.product-number{font-size:.875rem;top:12px;left:12px}.product-copy{padding:18px 0 0}.product h3{font-size:1.7rem;margin:7px 0 10px}.product-type{font-size:.875rem!important;line-height:1.5}.product-desc{font-size:1rem;line-height:1.65;min-height:0}.product-action{font-size:.9375rem;min-height:46px;margin-top:14px;line-height:1.5}.add-inquiry{font-size:.9375rem;min-height:46px;border-radius:4px;margin-top:8px;padding:10px 12px}.product-note{font-size:.875rem;line-height:1.75}
 .resource-strip{padding:23px 20px}.resource-strip h3{font-size:1.25rem}.resource-actions{gap:8px}
 .media-heading h2{font-size:2rem;line-height:1.2}.media-heading>p,.media-story>p{font-size:1rem;line-height:1.75}.media-player-grid{gap:24px}.inline-player{border-radius:6px;overflow:hidden}.inline-video-start{font-size:1rem}.large-play{width:56px;height:56px}
 .media-photo-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.media-photo-row img{height:108px;object-fit:cover}.media-photo-row figcaption{font-size:.875rem;line-height:1.5;padding-top:8px}
 .engineering figure img{height:auto;aspect-ratio:4/3;max-height:360px}.engineering .section-heading h2{font-size:2rem}.engineering-grid{gap:20px}.capability summary{min-height:56px;padding-block:16px}.capability summary strong{font-size:1.125rem}.capability p{font-size:1rem;line-height:1.75}
 .process-layout{gap:22px}.process-tabs>button{min-height:64px}.process-tabs small{font-size:1rem}.project-layout{gap:26px}.project-title{font-size:2rem}.project-visual img{max-height:340px}.market-guide,.certificate-record{padding:22px}.market-filters button{font-size:.9375rem;min-height:46px}.market-panel p:not(.eyebrow){font-size:1rem;line-height:1.75}
 .faq summary{font-size:1.0625rem;min-height:56px}.faq details>p{font-size:1rem}.contact{padding-block:50px}.contact h2{font-size:2.1rem;line-height:1.22}.contact-grid{gap:28px}.direct-contact{margin-block:22px}.direct-contact .button{min-height:48px}.contact .body-copy{font-size:1rem;line-height:1.75}.contact-details{margin-top:10px}.contact-row{padding-block:16px}.contact-email,.contact-row a{overflow-wrap:anywhere}
 .inquiry-card{padding:24px 20px;border-radius:6px}.form-heading{margin-bottom:20px;gap:12px;flex-wrap:wrap}.form-grid{gap:18px}.form-grid label{font-size:.9375rem}.form-grid input,.form-grid select,.form-grid textarea{font-size:1rem;min-height:50px;border-radius:4px}.form-grid textarea{min-height:120px}.form-grid input,.form-grid select,.form-grid textarea{scroll-margin-block:105px}.consent{font-size:.875rem!important;gap:12px}.consent input{width:22px;height:22px}.product-picker button{font-size:.875rem;min-height:44px}.selected-product{padding:15px}.selected-product>button{min-height:44px}
 .review-actions .button{min-height:50px}.review-tools button{min-height:44px;font-size:.875rem}.contact .prepare-button{font-size:1rem;min-height:52px}
 .contact-dock{left:0;right:0;bottom:0;max-width:none;z-index:45;border:0;border-top:1px solid #dce4eb;border-radius:0;background:white;padding:8px 12px calc(8px + env(safe-area-inset-bottom));gap:8px;box-shadow:0 -7px 22px #0c294112}
 .contact-dock a{flex:1;min-height:48px;font-size:.9375rem;padding:12px 14px;border-radius:4px}.dock-inquiry{border:1px solid #cbd9e5}.contact-dock[hidden]{display:none!important}.footer{padding-bottom:calc(110px + env(safe-area-inset-bottom))}.mobile-form-focus .contact-dock{display:none!important}
 .product-page .breadcrumbs{padding-block:15px;font-size:.875rem;gap:10px}
 .product-page .pdp-hero{display:grid;grid-template-columns:minmax(0,1fr);gap:18px;padding-bottom:34px}.pdp-summary{display:contents}.pdp-identity{display:block;grid-row:1}.pdp-gallery{grid-row:2}.pdp-purchase{display:flex;flex-direction:column;grid-row:3;min-width:0}
 .pdp-identity .eyebrow{font-size:.875rem;line-height:1.5;margin:0}.pdp-identity h1{font-size:2.2rem;line-height:1.1;margin:5px 0 0;letter-spacing:-.04em}
 .gallery-stage button{padding:24px 18px 27px}.gallery-stage img{height:230px}.gallery-brand{display:none}.gallery-hint{font-size:.875rem;bottom:9px;left:14px}.gallery-thumbs{gap:8px;margin-top:10px}.gallery-thumb{display:flex;align-items:center;gap:8px;width:auto;flex:1;text-align:left;font-size:.875rem;padding:7px 10px;min-height:52px}.gallery-thumb img{height:36px;width:46px;margin:0}.gallery-thumb[aria-pressed=true]{padding:6px 9px}.pdp-gallery #gallery-caption{display:none}
 .pdp-purchase .power-picker{order:0;margin:0}.pdp-purchase #selection-note{order:1;font-size:.875rem!important;margin:12px 0 0}.pdp-purchase .key-specs{order:2}.pdp-purchase>[data-pdp=viewSpecs]{order:3}.pdp-purchase .consult-panel{order:4}.pdp-purchase .pdp-intro{order:5;font-size:1rem;line-height:1.75;margin:20px 0 8px}.pdp-purchase .brand-line{order:6;font-size:.875rem;padding-bottom:16px;margin:0}.pdp-purchase #copy-product-link,.pdp-purchase #share-status{order:7}
 #power-options{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.power-option{min-height:58px;padding:10px 8px}.power-option[aria-pressed=true]{padding:9px 7px}.power-option strong{font-size:1.0625rem}.power-option span{font-size:.875rem;line-height:1.4}.power-picker legend{font-size:1rem;margin-bottom:12px}
 .key-specs{display:grid;grid-template-columns:1fr;gap:0;background:#f1f5fa;border:1px solid #dce6f0;border-radius:5px;margin:18px 0 10px;padding:3px 14px}.key-specs div{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:48px;border-left:0;border-bottom:1px solid #dce6f0;padding:10px 0}.key-specs div:last-child{border:0}.key-specs span{font-size:.9375rem;flex:1}.key-specs strong{font-size:1.125rem;text-align:right;max-width:58%;margin:0}
 .consult-panel{padding:18px 16px;margin-top:18px}.consult-heading{font-size:1rem;line-height:1.6}.pdp-actions{grid-template-columns:1fr;gap:10px}.pdp-actions .button{padding:13px 16px;min-height:50px}.consult-panel .small-copy{font-size:.875rem!important}
 .pdp-nav .wrap{gap:20px;padding-block:12px;scrollbar-width:thin}.pdp-nav a{font-size:.9375rem;min-height:40px;display:flex;align-items:center}.pdp-nav a[aria-current=true]{color:#174d9a;box-shadow:inset 0 -2px #174d9a}
 .pdp-section{padding-block:40px}.pdp-section-title{gap:15px}.pdp-section-title h2{font-size:1.7rem;line-height:1.35}.pdp-spec-table th,.pdp-spec-table td{font-size:1rem;padding:12px 10px}.pdp-spec-table th{width:44%}.parameter-notes summary{font-size:1rem;min-height:44px}.comparison-scroll{border-radius:5px}.comparison-table tbody th{position:sticky;left:0;background:#f4f7fb;z-index:1}.comparison-table th,.comparison-table td{font-size:1rem}.comparison-table{min-width:700px}
 .accessory-list{grid-template-columns:1fr 1fr}.accessory-list li{font-size:1rem}.document-grid p,.document-grid details{font-size:1rem}.related-product img{height:140px}.related-product p{font-size:1rem}.image-dialog{width:calc(100% - 16px);max-height:94dvh;padding:16px}.zoom-head button{min-height:44px}.image-dialog img{max-height:72dvh}
 .product-page .pdp-dock{left:0;right:0;bottom:0;padding:9px 16px calc(9px + env(safe-area-inset-bottom));gap:12px;border:0;border-top:1px solid #dce4eb}.pdp-dock>div{flex:1;min-width:0}.pdp-dock strong{font-size:1rem}.pdp-dock span{font-size:.9375rem;line-height:1.5}.pdp-dock .button{max-width:67%;font-size:1rem;min-height:48px;padding:12px 17px;border-radius:4px}
}
@media(max-width:560px){
 .product-grid{grid-template-columns:1fr;gap:16px}.product{display:grid;grid-template-columns:minmax(104px,.72fr) minmax(0,1fr);gap:15px;padding:14px;align-items:start}.product-image{height:200px;padding:33px 12px 18px}.product-number{font-size:.875rem;letter-spacing:0;left:10px}.product-copy{padding:0}.product h3{font-size:1.6rem}.product-type{line-height:1.45}.product-desc{font-size:.9375rem;line-height:1.6}.product-action{gap:8px;margin-top:9px}.add-inquiry{font-size:.875rem}
 .media-photo-row{grid-template-columns:1fr;gap:14px}.media-photo-row figure{display:grid;grid-template-columns:112px minmax(0,1fr);align-items:center;gap:16px}.media-photo-row img{height:84px;width:112px;border-radius:4px}.media-photo-row figcaption{font-size:1rem;padding:0;line-height:1.6}
}
@media(max-width:350px){
 .wrap{width:calc(100% - 28px)}.navrow{gap:4px}.brand{min-width:96px}.brand-mark{width:114px;height:48px}.nav-actions{gap:3px}.languages button{min-width:29px}.menu-toggle{padding-inline:8px}.immersive-inner{padding-inline:18px}.immersive-body{padding-top:130px}.immersive-hero #hero-description{font-size:1rem}.immersive-bottom #hero-location{font-size:.875rem}.immersive-hero #showcase-tabs button{min-width:29px}.product{grid-template-columns:minmax(86px,.65fr) minmax(0,1fr);gap:12px;padding:12px}.product-image{height:183px;padding-inline:7px}.product-number{font-size:.875rem}.product h3{font-size:1.4rem}.product-desc{font-size:.9375rem}.inquiry-card{padding:22px 16px}.gallery-stage img{height:205px}.gallery-thumb{gap:5px;padding-inline:7px}.gallery-thumb img{width:36px}.pdp-dock .button{padding-inline:12px}
}