/* Scoped blue/white product system. Shared site header, footer and rem scale stay unchanged. */
html:has(#water-product){scroll-behavior:smooth;scroll-padding-top:0}
#water-product{--blue:#0059ab;--bright:#1684df;--ink:#17334e;--muted:#6c7f90;--line:#dce7f0;--pale:#f3f8fc;--content:1700px;--bar-height:78px;color:var(--ink);background:white;font:400 16px/1.8 "Microsoft YaHei","PingFang SC",Arial,sans-serif;-webkit-font-smoothing:antialiased}
#water-product *,#water-product *::before,#water-product *::after{box-sizing:border-box;font-family:inherit;font-size:inherit;font-weight:inherit}
#water-product h1,#water-product h2,#water-product h3,#water-product p{margin:0}
#water-product a{color:inherit;text-decoration:none}
#water-product img{display:block;max-width:100%;height:auto;cursor:default}
#water-product button,#water-product textarea{font:inherit}
#water-product button{cursor:pointer;color:inherit;border:0;background:none;touch-action:manipulation}
#water-product [hidden]{display:none!important}
#water-product a:focus-visible,#water-product button:focus-visible,#water-product summary:focus-visible,#water-product [tabindex]:focus-visible{outline:2px solid var(--bright);outline-offset:5px}
#water-product .wide{width:min(calc(100% - 96px),var(--content));margin-inline:auto}
#water-product .sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
#water-product .skip-link{position:fixed;top:12px;left:20px;z-index:110;background:var(--blue);color:white;padding:10px 20px;transform:translateY(-160%)}
#water-product .skip-link:focus{transform:none}
#water-product .product-bar{position:sticky;top:0;z-index:25;background:#ffffffed;backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
#water-product .product-bar-inner{height:var(--bar-height);display:flex;align-items:center;gap:35px}
#water-product .product-name{font-size:22px;white-space:nowrap}
#water-product .product-name span{margin-left:15px;font-size:11px;font-weight:600;color:#8ba2b7;letter-spacing:2px}
#water-product .chapter-nav{margin-left:auto;height:100%;display:flex;gap:30px;align-items:center;font-size:13px;white-space:nowrap}
#water-product .chapter-nav a{height:100%;display:flex;align-items:center;border-bottom:2px solid transparent;color:#647b8f;transition:color .2s,border-color .2s}
#water-product .chapter-nav a:hover,#water-product .chapter-nav a.is-active{color:var(--blue);border-bottom-color:var(--blue)}
#water-product .bar-actions{display:flex;gap:24px;align-items:center}
#water-product .motion-toggle{display:flex;gap:6px;align-items:center;padding:6px 0;font-size:11px;color:#657b8f;white-space:nowrap}
#water-product .motion-icon{border:1px solid #a4bed2;border-radius:50%;width:24px;height:24px;display:grid;place-items:center;line-height:1}
#water-product .motion-label{display:none}
#water-product .button{display:inline-flex;justify-content:center;align-items:center;gap:30px;padding:15px 27px;border:1px solid transparent;border-radius:30px;background:var(--blue);color:white;font-size:15px;transition:background .2s,transform .2s,box-shadow .2s;white-space:nowrap}
#water-product .button:hover{background:#0875cb;transform:translateY(-2px);box-shadow:0 8px 24px #0059ab20}
#water-product .button span{font-size:22px;line-height:1}
#water-product .button-small{font-size:12px;padding:8px 18px;gap:18px}
#water-product .reading-progress{position:absolute;bottom:-1px;left:0;right:0;height:2px;overflow:hidden}
#water-product .reading-progress span{height:100%;width:100%;display:block;background:var(--bright);transform:scaleX(0);transform-origin:left}
#water-product section[id]{scroll-margin-top:92px}
#water-product .hero{height:clamp(660px,calc(100svh - 180px),1060px);position:relative;isolation:isolate;overflow:hidden;background:linear-gradient(110deg,#f8fbfe 8%,#eaf3fb 62%,#dfedf8)}
#water-product .hero-watermark{position:absolute;right:10%;top:-5%;font:700 clamp(230px,24vw,580px)/1 Arial,sans-serif;letter-spacing:-.07em;color:#d9e7f39c;z-index:-2}
#water-product .hero-media{position:absolute;top:5%;bottom:7%;left:49%;right:max(4%,calc((100vw - 1950px)/2));display:flex;align-items:center;justify-content:center;z-index:0;will-change:transform}
#water-product .hero-media img{height:100%;width:100%;object-fit:contain;filter:drop-shadow(0 32px 24px #2b577b21)}
#water-product .hero-orbit{position:absolute;right:-15%;top:10%;width:68%;aspect-ratio:1.5;border:1px solid #fff9;border-radius:50%;transform:rotate(-22deg);z-index:-1}
#water-product .hero-orbit::after{content:"";position:absolute;inset:11%;border:1px solid #c4dceb;border-radius:50%}
#water-product .hero-inner{height:100%;display:flex;align-items:center;position:relative;padding-bottom:70px;pointer-events:none}
#water-product .hero-copy{width:48%;pointer-events:auto;position:relative;z-index:2}
#water-product .eyebrow{font:600 12px/1.6 Arial,"Microsoft YaHei",sans-serif;letter-spacing:2.1px;color:var(--blue)}
#water-product .status-dot{display:inline-block;width:6px;height:6px;vertical-align:2px;border-radius:50%;background:var(--bright);margin-right:9px;box-shadow:0 0 0 4px #1684df12}
#water-product h1{font-size:clamp(50px,4vw,92px);line-height:1.28;font-weight:600;letter-spacing:-.035em;margin:27px 0 20px;white-space:nowrap}
#water-product h1>span{color:var(--blue)}
#water-product .title-period{margin-left:-.15em}
#water-product .hero-tagline{font-size:clamp(20px,1.35vw,30px);letter-spacing:.07em;color:#476982}
#water-product .hero-description{font-size:clamp(14px,.82vw,19px);line-height:2;color:#6a8194;margin-top:23px}
#water-product .hero-buttons{margin-top:35px;display:flex;align-items:center;gap:33px}
#water-product .text-link{display:inline-flex;align-items:center;gap:18px;font-size:14px;color:var(--blue);padding:5px 0;transition:color .2s}
#water-product .text-link:hover{color:#1490e2}
#water-product .text-link>span{font-size:21px}
#water-product .hero-bottom{position:absolute;bottom:32px;left:0;right:0;display:flex;justify-content:space-between;align-items:center;font-size:11px;letter-spacing:1px;color:#718da4;pointer-events:auto}
#water-product .hero-bottom p>span{margin-left:35px;padding-left:35px;border-left:1px solid #b5cddd}
#water-product .scroll-cue{display:flex;gap:15px;align-items:center;font-size:11px}
#water-product .scroll-line{height:38px;width:1px;background:#bdd2e3;position:relative;overflow:hidden}
#water-product .scroll-line::after{content:"";position:absolute;inset:0;background:var(--blue);animation:water-scroll-cue 2.5s ease-in-out infinite}
#water-product .highlights{display:grid;grid-template-columns:repeat(4,1fr);padding:55px 0 30px;gap:26px 0}
#water-product .metric{padding-left:50px;border-left:1px solid var(--line)}
#water-product .metric:first-child{padding-left:0;border-left:0}
#water-product .metric-label{font-size:14px;color:#7890a4}
#water-product .metric p{display:flex;align-items:baseline;gap:12px;margin:9px 0 5px;color:var(--blue)}
#water-product .metric strong{font:500 clamp(36px,2.4vw,56px)/1.4 Arial,sans-serif;letter-spacing:-1px}
#water-product .metric p>span{font-size:16px}
#water-product .metric-caption{font-size:12px;color:#8797a5}
#water-product .range-note{grid-column:1/-1;font-size:11px;color:#8b9aa7;margin-top:12px}
#water-product .section{padding:clamp(80px,6vw,145px) 0}
#water-product .section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;margin-bottom:65px}
#water-product .section-heading h2{font-size:clamp(32px,2.55vw,56px);line-height:1.4;font-weight:550;letter-spacing:-.03em;margin-top:18px}
#water-product .muted{color:var(--blue)}
#water-product .section-heading>p{font-size:clamp(14px,.8vw,18px);color:#7890a4;line-height:1.9}
#water-product .structure-section{background:linear-gradient(180deg,#f6f9fc,#f1f7fc);border-block:1px solid #e7eef5}
#water-product .structure-grid{display:grid;grid-template-columns:1.13fr 1fr;gap:8%;align-items:center}
#water-product .cutaway-stage{aspect-ratio:1.08;position:relative;background:radial-gradient(ellipse,#e3f0fa70,transparent 65%);isolation:isolate}
#water-product .cutaway-image{position:absolute;left:6%;top:3%;width:88%;height:88%;object-fit:contain;filter:drop-shadow(0 20px 23px #20567a12);z-index:1}
#water-product .stage-label{font:9px Arial,sans-serif;letter-spacing:2px;position:absolute;left:0;top:0;color:#8099ac}
#water-product .stage-label::before{content:"+";font-size:17px;color:var(--blue);margin-right:14px}
#water-product .technical-ring{position:absolute;inset:5%;border:1px solid #c6dceb;border-radius:50%;z-index:-1}
#water-product .technical-ring::after{content:"";position:absolute;inset:14%;border:1px dashed #c6dceb;border-radius:50%}
#water-product .hotspots{position:absolute;inset:3% 6% 9%;z-index:2}
#water-product .hotspot{position:absolute;left:var(--x);top:var(--y);transform:translate(-50%,-50%);width:40px;height:40px;display:grid;place-items:center;border:1px solid white;border-radius:50%;background:var(--blue);color:white;font-size:11px;box-shadow:0 0 0 5px #006ab124;transition:background .2s}
#water-product .hotspot:hover,#water-product .hotspot.is-active{background:#188edf}
#water-product .hotspot.is-active::after{content:"";position:absolute;inset:-8px;border:1px solid #1684df66;border-radius:50%;animation:water-pulse 2.8s infinite}
#water-product .stage-hint{position:absolute;bottom:0;left:0;right:0;text-align:center;color:#7c91a2;font-size:11px;letter-spacing:1px}
#water-product .hint-dot{width:5px;height:5px;background:var(--bright);border-radius:50%;display:inline-block;margin-right:9px;vertical-align:2px}
#water-product .component-details{padding:20px 0}
#water-product .component-panels{min-height:320px;margin:20px 0 25px}
#water-product .component-index{font-size:12px;letter-spacing:1px;color:#839aab}
#water-product .component-panel h3{font-size:clamp(30px,2.2vw,48px);font-weight:550;line-height:1.4;margin:13px 0 21px;letter-spacing:-.02em}
#water-product .component-panel p{font-size:clamp(14px,.85vw,18px);color:#6f879a;line-height:2;max-width:640px}
#water-product .component-panel:not([hidden]){animation:water-panel .4s both}
#water-product .detail-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}
#water-product .detail-tags span{border:1px solid #b9d4e9;color:var(--blue);padding:3px 12px;font-size:11px;border-radius:3px;background:#fff9}
#water-product .component-selector{border-top:1px solid #d5e2ec;padding-top:20px;display:flex;gap:9px}
#water-product .component-selector button{flex:1;padding:10px;text-align:left;font-size:12px;color:#8a9dab;border-bottom:2px solid #dce7ef;transition:color .2s,border-color .2s}
#water-product .component-selector button span{display:block;font-size:12px;margin-top:5px}
#water-product .component-selector button.is-active{color:var(--blue);border-color:var(--blue)}
#water-product .small-note{font-size:11px;color:#8b9ba8;line-height:1.9}
#water-product .component-details>.small-note{margin-top:20px}
#water-product .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;align-items:start;margin-top:70px}
#water-product .feature-card{padding:32px;background:white;border:1px solid #dfebf4;border-radius:8px;box-shadow:0 9px 24px #29659a05;transition:border-color .2s,box-shadow .2s}
#water-product .feature-card:hover,#water-product .feature-card[open]{border-color:#a2c7e4;box-shadow:0 8px 26px #29659a0d}
#water-product .feature-card summary{display:flex;gap:22px;align-items:center;cursor:pointer;list-style:none}
#water-product summary::-webkit-details-marker{display:none}
#water-product .feature-number{font:500 25px Arial,sans-serif;color:#a8c9e3}
#water-product .feature-card strong{display:block;font-size:19px;font-weight:550}
#water-product .feature-card small{display:block;font-size:12px;color:#879caa;margin-top:6px}
#water-product .expand-icon{font-size:24px;color:var(--blue);margin-left:auto;transition:transform .2s}
#water-product .feature-card[open] .expand-icon{transform:rotate(45deg)}
#water-product .feature-card>p{font-size:13px;color:#6c8599;border-top:1px solid var(--line);margin-top:22px;padding-top:20px}
#water-product .photos-section{overflow:hidden;background:white}
#water-product .photos-section .section-heading{margin-bottom:30px}
#water-product .photo-preview-note{padding:10px 15px;background:#f2f7fb;border-left:2px solid #9bc2df;color:#7e96a7;font-size:12px;margin-bottom:24px}
#water-product .photo-toolbar{display:flex;align-items:center;justify-content:space-between;margin:0 0 25px;gap:15px}
#water-product .photo-toolbar>p{font-size:12px;color:#8da0af}
#water-product .photo-toolbar>div{display:flex;gap:16px;align-items:center}
#water-product .round-control{width:37px;height:37px;border:1px solid #c4d8e7;border-radius:50%;color:var(--blue);font-size:19px;display:grid;place-items:center;line-height:1}
#water-product .round-control:hover{background:#eaf4fb}
#water-product .gallery-toggle{font-size:12px;color:var(--blue);min-width:64px}
#water-product .photo-viewport{width:100%;overflow-x:auto;scrollbar-width:none;overscroll-behavior-x:contain;scroll-behavior:auto}
#water-product .photo-viewport::-webkit-scrollbar{display:none}
#water-product .photo-track{display:flex;gap:24px;width:max-content;padding:5px max(48px,calc((100vw - 1700px)/2)) 20px;align-items:stretch}
#water-product .photo-card{display:block;padding:0;width:clamp(280px,29vw,525px);flex-shrink:0;text-align:left;border:1px solid #e2ebf2;border-radius:6px;overflow:hidden;background:white;transition:box-shadow .2s}
#water-product .photo-card:hover{box-shadow:0 10px 20px #316b9314}
#water-product .photo-source-note{display:flex;align-items:center;gap:18px;flex-wrap:wrap;color:#738b9e;font-size:12px;margin:0 0 25px}
#water-product .photo-source-note>span{padding:5px 13px;border:1px solid #bfd9ec;border-radius:20px;background:#f2f8fd;color:var(--blue);font-size:11px;white-space:nowrap}
#water-product [data-real-photos="true"] .photo-card{width:clamp(285px,21vw,380px)}
#water-product [data-real-photos="true"] .photo-image{height:auto;aspect-ratio:3/4}
#water-product [data-real-photos="true"] .photo-image img{position:absolute;inset:0;object-fit:contain}
#water-product [data-real-photos="true"] .photo-caption{padding:19px 20px}
@media(max-width:540px){#water-product .photo-source-note{font-size:10px;gap:10px}#water-product .photo-source-note>span{font-size:10px}#water-product [data-real-photos="true"] .photo-card{width:255px}#water-product [data-real-photos="true"] .photo-caption{padding:17px;font-size:11px}}
#water-product .photo-image{height:340px;display:block;background:#f2f6f9;position:relative;overflow:hidden}
#water-product .photo-image img{width:100%;height:100%;object-fit:contain;transition:transform .5s}
#water-product .photo-card:hover img{transform:scale(1.035)}
#water-product .photo-zoom{position:absolute;bottom:17px;right:17px;width:31px;height:31px;border-radius:50%;display:grid;place-items:center;background:white;color:var(--blue);font-size:20px;line-height:1}
#water-product .photo-caption{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:22px;color:#55758e;font-size:13px}
#water-product .photo-caption small{font-family:Arial,sans-serif;color:#a2b8c9;font-size:11px}
#water-product .gallery-hint{text-align:center;font-size:11px;letter-spacing:1px;color:#9aadb9;margin-top:22px}
#water-product .contact-section{background:linear-gradient(105deg,#0056a3,#0874c7);color:white;padding:65px 0;position:relative;overflow:hidden}
#water-product .contact-section::after{content:"";position:absolute;right:-140px;top:-100px;width:700px;height:700px;border:1px solid #ffffff17;border-radius:50%;pointer-events:none}
#water-product .contact-inner{display:flex;justify-content:space-between;align-items:center;gap:45px}
#water-product .contact-inner .eyebrow{color:#9dc9eb}
#water-product .contact-inner h2{font-size:clamp(30px,2vw,44px);font-weight:500;margin:16px 0 20px;line-height:1.4;letter-spacing:-.02em}
#water-product .contact-inner p:not(.eyebrow){font-size:14px;color:#b9d7ed}
#water-product .contact-actions{display:flex;flex-direction:column;align-items:flex-start;gap:10px;position:relative;z-index:1}
#water-product .contact-actions .button{background:white;color:var(--blue)}
#water-product .contact-actions .text-link{color:#c0def2;font-size:12px}
#water-product .contact-phone{font:27px Arial,sans-serif;letter-spacing:1px;margin-top:5px}
#water-product .contact-actions p{font-size:11px!important}
#water-product .more-products-section{background:white url('/assets/images/goodsDetail/detail_bgc4.png.webp') center/cover no-repeat;padding:95px 0 75px}
#water-product .more-products-section .wide{max-width:1500px}
#water-product .legacy-section-title{position:relative;width:fit-content;margin:0 auto 110px;text-align:center}
#water-product .legacy-section-title>span{font:italic 700 50px/1.2 Arial,sans-serif;color:#0059ab4d;white-space:nowrap}
#water-product .legacy-section-title h2{position:absolute;left:50%;top:39px;transform:translateX(-50%);font-size:30px;font-weight:700;line-height:1.3;white-space:nowrap;color:#333}
#water-product .related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:40px}
#water-product .related-card{display:flex;flex-direction:column;align-items:center;background:white;box-shadow:0 3px 4px 1px #0000001a;transition:box-shadow .25s,transform .25s}
#water-product .related-card:hover{box-shadow:0 7px 20px #004b8726;transform:translateY(-5px)}
#water-product .related-image{width:100%;aspect-ratio:46/30;overflow:hidden;background:white}
#water-product .related-image img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
#water-product .related-card:hover img{transform:scale(1.035)}
#water-product .related-card h3{color:#333;font-size:20px;font-weight:700;line-height:1.5;text-align:center;padding:20px 15px 0;min-height:75px}
#water-product .related-arrow{display:grid;place-items:center;width:120px;height:32px;line-height:1;background:var(--blue);color:white;border-radius:20px;margin:20px auto 30px;font-size:24px}
#water-product .notification{position:fixed;left:50%;bottom:30px;transform:translate(-50%,15px);opacity:0;pointer-events:none;z-index:200;background:#0059ab;color:white;box-shadow:0 8px 30px #00447733;padding:13px 23px;border-radius:5px;font-size:13px;max-width:calc(100% - 40px);transition:opacity .2s,transform .2s}
#water-product .notification.is-visible{opacity:1;transform:translate(-50%,0)}
#water-product dialog{position:fixed;inset:0;margin:auto;background:white;border:1px solid #c0d6e8;border-radius:8px;padding:30px;max-width:600px;width:calc(100% - 40px);color:var(--ink)}
#water-product dialog::backdrop{background:#092139ce;backdrop-filter:blur(5px)}
#water-product .dialog-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
#water-product .dialog-heading h2{font-size:22px;font-weight:500}
#water-product .dialog-heading button{font-size:28px}
#water-product dialog>p{font-size:13px;color:#849bae}
#water-product dialog textarea{width:100%;height:260px;border:1px solid #c9dce9;padding:15px;margin-top:20px;background:#f3f8fc;color:#466782;font-size:13px;resize:vertical}
#water-product .photo-dialog{width:min(1300px,94vw);max-width:none;max-height:94vh;padding:44px 24px 20px;background:#f6f9fc;overflow:auto}
#water-product #photo-close{position:absolute;right:16px;top:6px;width:38px;height:38px;font-size:30px;line-height:1;color:var(--blue)}
#water-product .photo-dialog-stage{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:200px}
#water-product .photo-dialog-stage>button{flex-shrink:0;width:43px;height:43px;border:1px solid #a8c4d9;border-radius:50%;color:var(--blue);font-size:22px;line-height:1}
#water-product #photo-dialog-image{max-width:calc(100% - 126px);max-height:76vh;width:auto;height:auto;object-fit:contain}
#water-product .photo-dialog-caption{display:flex;justify-content:space-between;align-items:center;gap:15px;margin:20px 62px 0;color:#66859c;font-size:13px}
#water-product .noscript-note{padding:15px;text-align:center;background:#edf6fc;color:#52758e;font-size:12px}
#water-product.motion-ready .reveal{opacity:0;transform:translateY(24px);transition:opacity .75s ease,transform .75s cubic-bezier(.2,.7,.2,1)}
#water-product.motion-ready .reveal.is-visible{opacity:1;transform:none}
#water-product.motion-ready .hero-enter{animation:water-enter .95s both}
#water-product.motion-ready .hero-enter:nth-child(2){animation-delay:.1s}
#water-product.motion-ready .hero-enter:nth-child(3){animation-delay:.2s}
#water-product.motion-ready .hero-enter:nth-child(4){animation-delay:.3s}
#water-product.motion-ready .hero-enter:nth-child(5){animation-delay:.4s}
#water-product.motion-off *,#water-product.motion-off *::before,#water-product.motion-off *::after{animation:none!important;transition:none!important}
#water-product.motion-off .reveal{opacity:1!important;transform:none!important}
#water-product.motion-off .hero-media{transform:none!important}
html:has(#water-product.motion-off){scroll-behavior:auto}
@keyframes water-enter{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
@keyframes water-panel{from{opacity:.3;transform:translateY(7px)}to{opacity:1;transform:none}}
@keyframes water-scroll-cue{0%{transform:translateY(-100%)}85%,100%{transform:translateY(100%)}}
@keyframes water-pulse{0%,100%{opacity:.7;transform:scale(.95)}65%{opacity:0;transform:scale(1.45)}}
/* Water room: the same brand language, adapted to architectural-scale equipment. */
#water-product{--content:1700px;--bar-height:72px}
#water-product .hero{height:calc(100svh - 174px);min-height:720px;max-height:1100px;background:linear-gradient(105deg,#f7fbff 0%,#edf5fc 55%,#e4edf5 100%)}
#water-product .hero-gridlines{position:absolute;inset:0;background-image:linear-gradient(#b9d2e91a 1px,transparent 1px),linear-gradient(90deg,#b9d2e91a 1px,transparent 1px);background-size:90px 90px;mask-image:linear-gradient(90deg,transparent,black)}
#water-product .hero-media{left:43%;right:0;top:12%;bottom:15%;display:block;z-index:1;background:#dfe5ec;border:8px solid #fff;box-shadow:0 30px 65px #17334e20;overflow:hidden}
#water-product .hero-media::before{content:"";position:absolute;inset:0;border:1px solid #ffffff50;z-index:1;pointer-events:none}
#water-product .hero-media img{object-fit:cover;object-position:50% 52%;filter:none}
#water-product .hero-image-label{position:absolute;left:0;right:0;bottom:0;background:#102c45d9;backdrop-filter:blur(8px);color:#e9f4ff;display:flex;justify-content:space-between;padding:16px 23px;font:11px/1.5 Arial,sans-serif;letter-spacing:1.2px}
#water-product .hero-image-label span{color:#c4d7e7;font-size:11px;letter-spacing:0}
#water-product .hero-inner{z-index:2;padding-bottom:10px}
#water-product .hero-copy{width:41%;padding-bottom:35px}
#water-product .hero h1{font-size:clamp(45px,3.35vw,70px);line-height:1.35;margin:27px 0 24px;letter-spacing:-.06em;white-space:normal}
#water-product .hero h1>span{display:block;font-size:.84em;letter-spacing:-.045em;margin-top:6px}
#water-product .hero-tagline{font-size:clamp(19px,1.35vw,27px);letter-spacing:.01em}
#water-product .hero-description{font-size:15px;line-height:2.1;margin-top:26px}
#water-product .hero-buttons{gap:24px;margin-top:32px}
#water-product .hero-buttons .button{padding:14px 24px;font-size:14px;gap:20px}
#water-product .hero-keywords{display:flex;gap:22px;margin-top:44px;font-size:12px;color:#71889d}
#water-product .hero-keywords span{border-left:2px solid #87b6d7;padding-left:10px}
#water-product .hero-bottom{bottom:26px}
#water-product .highlights{padding:58px 0;border-bottom:1px solid var(--line)}
#water-product .metric h2{font-size:23px;font-weight:500;margin:13px 0 9px}
#water-product .metric p{font-size:13px;color:#7c8f9f;margin:0;display:block}
#water-product .metric-label{font:11px/1.6 Arial,sans-serif;letter-spacing:1.5px;color:#4a81aa}
#water-product .section{padding:105px 0}
#water-product .section-heading{margin-bottom:55px}
#water-product .section-heading h2{font-size:clamp(30px,2.55vw,52px);font-weight:500;line-height:1.43;letter-spacing:-.045em}
#water-product .section-heading>p{font-size:14px;color:#7c91a2;line-height:2.1}
#water-product .structure-section{background:white}
#water-product .water-structure{display:grid;grid-template-columns:1.3fr 1fr;gap:65px;align-items:center}
#water-product .system-visual{position:relative;overflow:hidden;background:#c6c9d2;border:1px solid #e3eaf0}
#water-product .system-visual>img{width:100%;height:auto}
#water-product .visual-caption{position:absolute;bottom:0;left:0;right:0;display:flex;justify-content:space-between;gap:10px;padding:15px 22px;background:#edf3f8ed;color:#66849b;font-size:10px;letter-spacing:1px}
#water-product .visual-caption span{letter-spacing:0}
#water-product .system-pin{position:absolute;width:42px;height:42px;display:grid;place-items:center;border-radius:50%;border:1px solid white;background:#0059abe8;box-shadow:0 0 0 6px #fff6;color:white;font:12px Arial,sans-serif;transform:translate(-50%,-50%);z-index:2}
#water-product .system-pin::after{content:"";position:absolute;inset:-10px;border:1px solid #fff9;border-radius:50%;animation:water-pulse 2.8s infinite}
#water-product .system-pin.is-active{background:white;color:var(--blue);box-shadow:0 0 0 6px #0059ab55}
#water-product .pin-tank{left:29%;top:38%}#water-product .pin-pump{left:40%;top:73%}#water-product .pin-pipe{left:67%;top:49%}#water-product .pin-control{left:28.5%;top:74%}
#water-product .component-selector{display:grid;grid-template-columns:repeat(4,1fr);gap:5px;border-bottom:1px solid var(--line);margin:0 0 35px}
#water-product .component-selector button{padding:14px 2px 17px;font-size:13px;color:#6f879a;border:0;border-bottom:2px solid transparent;border-radius:0;background:none;white-space:nowrap}
#water-product .component-selector button.is-active{color:var(--blue);border-bottom-color:var(--blue);background:none}
#water-product .component-panels{min-height:295px}
#water-product .component-panel{position:relative;padding-top:15px}
#water-product .component-number{position:absolute;right:5px;top:0;font:400 100px/1 Arial,sans-serif;color:#e8f1f8;z-index:0;pointer-events:none}
#water-product .component-panel .eyebrow,#water-product .component-panel h3,#water-product .component-text{position:relative}
#water-product .component-panel h3{font-size:28px;line-height:1.5;margin:20px 0 18px;font-weight:500}
#water-product .component-text{font-size:14px;color:#6a8194;line-height:2.15;max-width:510px}
#water-product .component-tags{display:flex;gap:10px;flex-wrap:wrap;margin:25px 0;font-size:11px;color:#5885a7}
#water-product .component-tags span{padding:5px 11px;background:#f0f6fb;border:1px solid #e0ecf5}
#water-product .water-applications{background:#102c45;color:white;position:relative;overflow:hidden}
#water-product .water-applications::before{content:"";position:absolute;width:780px;height:780px;border:1px solid #ffffff06;border-radius:50%;right:-260px;top:-200px;pointer-events:none}
#water-product .water-applications .eyebrow{color:#72b6e8}
#water-product .water-applications .section-heading h2 span{color:#96c6e8}
#water-product .water-applications .section-heading>p{color:#9eb1c1}
#water-product .water-scenes{display:grid;grid-template-columns:1.35fr 1fr;gap:65px;align-items:center}
#water-product .water-scene-images{height:540px;background:#253a50;position:relative;border:1px solid #ffffff1f}
#water-product .water-scene-images figure{margin:0;width:100%;height:100%;position:relative}
#water-product .water-scene-images img{width:100%;height:100%;object-fit:cover}
#water-product #scene-detail{background:#c5c8d2}
#water-product #scene-detail img{object-fit:contain}
#water-product .scene-panel:not([hidden]){animation:water-panel .45s both}
#water-product .water-scene-images figcaption{position:absolute;left:0;right:0;bottom:0;background:linear-gradient(transparent,#0a2135e6);padding:65px 24px 22px;display:flex;justify-content:space-between;gap:15px;font-size:11px;color:#eaf2f8}
#water-product .water-scene-images figcaption span{font:10px Arial,sans-serif;letter-spacing:1px}
#water-product .water-scene-content h3{font-size:33px;line-height:1.5;font-weight:500;margin:19px 0 24px}
#water-product .water-scene-content>p:not(.eyebrow){font-size:14px;color:#a6bbc9;line-height:2;max-width:510px}
#water-product .scene-switch{display:flex;flex-direction:column;margin:26px 0 23px}
#water-product .scene-switch button{padding:17px 0;display:flex;align-items:center;gap:22px;border-bottom:1px solid #ffffff20;color:#a6bbcb;text-align:left;font-size:14px}
#water-product .scene-switch button>span:first-child{font:11px Arial,sans-serif;color:#6890ad}
#water-product .scene-switch button>span:last-child{margin-left:auto}
#water-product .scene-switch button.is-active{color:white;border-color:#7fb9e0}
#water-product .scene-switch button.is-active>span:first-child{color:#80c1f0}
#water-product .application-types{display:flex;flex-wrap:wrap;gap:22px;font-size:11px;color:#b5c7d5}
#water-product .application-types>span::before{content:"";width:4px;height:4px;background:#65aee0;display:inline-block;margin-right:8px;vertical-align:3px}
#water-product .water-scene-content>.scene-note{font-size:11px!important;color:#7f99ad!important;margin-top:15px}
#water-product .water-process{display:grid;grid-template-columns:repeat(4,1fr);margin-top:65px;border-top:1px solid #ffffff20}
#water-product .water-process>div{position:relative;padding-top:28px}
#water-product .water-process>div::before{content:"";position:absolute;top:-3px;left:0;width:5px;height:5px;background:#82bee7;box-shadow:0 0 0 5px #82bee714}
#water-product .water-process span{font:11px Arial,sans-serif;color:#6d9dbc}
#water-product .water-process h3{font-size:19px;margin:8px 0 6px}
#water-product .water-process p{font-size:11px;color:#7f9bb0}
#water-product .photo-card{width:clamp(310px,27vw,490px);border-radius:3px}
#water-product .photo-image{height:auto;aspect-ratio:4/3;background:#edf1f5}
#water-product .photo-image img{object-fit:contain}
#water-product .photo-card:hover img{transform:none}
#water-product .photo-caption{font-size:12px;padding:21px 20px}
#water-product .photo-track{padding-inline:max(48px,calc((100vw - 1700px)/2));gap:24px}
#water-product .water-planning{background:#f3f8fc;border-top:1px solid #e6eef5}
#water-product .feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:25px;align-items:start}
#water-product .feature-card{border-radius:3px}
#water-product .contact-section{padding:75px 0}
#water-product .contact-inner h2{font-size:39px}
#water-product .more-products-section{padding:95px 0}
#water-product .related-image img{object-fit:contain}
#water-product .related-card{border-radius:3px;overflow:hidden}
#water-product .component-panel h3{min-height:0}
@media(min-width:2200px){#water-product .motion-label{display:inline}#water-product .hero-media{left:46%;right:3%;top:15%;bottom:15%}}
@media(max-width:1450px){#water-product .wide{width:calc(100% - 80px)}#water-product .product-name{font-size:19px}#water-product .product-name span{display:none}#water-product .chapter-nav{gap:22px}#water-product .product-bar-inner{gap:24px}#water-product .hero{min-height:660px}#water-product .hero h1{font-size:46px}#water-product .hero-description{font-size:13px}#water-product .hero-buttons{gap:17px}#water-product .hero-buttons .button{padding:12px 19px;font-size:12px}#water-product .hero-buttons .text-link{font-size:12px;gap:8px}#water-product .hero-keywords{gap:15px}#water-product .metric{padding-left:30px}#water-product .water-structure,#water-product .water-scenes{gap:38px}#water-product .water-scene-images{height:470px}#water-product .component-panel h3{font-size:24px}#water-product .component-panels{min-height:320px}#water-product .water-scene-content h3{font-size:29px}#water-product .photo-track{padding-inline:40px}}
@media(max-width:1100px){#water-product .product-bar-inner{gap:16px}#water-product .chapter-nav{gap:16px;font-size:11px}#water-product .product-name{font-size:17px}#water-product .bar-actions{gap:12px}#water-product .wide{width:calc(100% - 56px)}#water-product .hero{min-height:640px}#water-product .hero h1{font-size:38px}#water-product .hero-tagline{font-size:18px}#water-product .hero-copy{width:43%}#water-product .hero-media{left:46%}#water-product .hero-buttons{align-items:flex-start;flex-direction:column;gap:10px}#water-product .hero-keywords{margin-top:23px}#water-product .hero-description{font-size:12px}#water-product .hero-image-label{font-size:9px;padding:14px}#water-product .hero-image-label span{font-size:9px}#water-product .metric h2{font-size:20px}#water-product .metric p{font-size:11px}#water-product .water-structure,#water-product .water-scenes{gap:30px;grid-template-columns:1fr 1fr}#water-product .component-selector button{font-size:11px}#water-product .water-scene-images{height:500px}#water-product .feature-card{padding:22px}#water-product .feature-number{display:none}#water-product .feature-card strong{font-size:17px}#water-product .photo-track{padding-inline:28px}#water-product .related-grid{gap:24px}#water-product .related-card h3{font-size:18px}}
@media(max-width:850px){#water-product{--bar-height:62px}#water-product .wide{width:calc(100% - 40px)}#water-product .product-bar-inner{height:auto;min-height:62px;flex-wrap:wrap;gap:0;padding-top:12px}#water-product .product-name{font-size:16px}#water-product .bar-actions{margin-left:auto}#water-product .chapter-nav{order:3;width:100%;margin:0;justify-content:space-between;gap:14px;overflow-x:auto;height:47px;font-size:11px}#water-product section[id]{scroll-margin-top:117px}#water-product .hero{height:auto;min-height:0;display:flex;flex-direction:column;padding-bottom:54px}#water-product .hero-inner{order:0;display:block;padding:49px 0 0}#water-product .hero-copy{width:100%;padding-bottom:35px}#water-product .hero h1{font-size:44px;margin:20px 0}#water-product .hero-description{font-size:14px;margin-top:18px}#water-product .hero-buttons{flex-direction:row;align-items:center;gap:25px;margin-top:25px}#water-product .hero-keywords{margin-top:25px}#water-product .hero-media{order:1;position:relative;inset:auto;margin:0 20px;height:auto;aspect-ratio:1.6;border-width:5px;box-shadow:0 14px 35px #17334e18}#water-product .hero-bottom{display:none}#water-product .hero-image-label{padding:13px}#water-product .highlights{grid-template-columns:1fr 1fr;gap:30px 18px;padding:35px 0}#water-product .metric{padding-left:20px}#water-product .metric:nth-child(odd){padding-left:0;border-left:0}#water-product .metric-label{font-size:9px}#water-product .metric h2{font-size:20px}#water-product .metric p{font-size:11px}#water-product .section{padding:64px 0}#water-product .section-heading{display:block;margin-bottom:32px}#water-product .section-heading h2{font-size:32px;margin-top:12px}#water-product .section-heading>p{margin-top:20px;font-size:12px}#water-product .eyebrow{font-size:10px;letter-spacing:1.5px}#water-product .water-structure,#water-product .water-scenes{grid-template-columns:1fr;gap:28px}#water-product .component-selector{margin-bottom:20px}#water-product .component-selector button{font-size:13px}#water-product .component-panels{min-height:230px}#water-product .component-panel h3{font-size:26px}#water-product .component-text{font-size:13px;max-width:none}#water-product .component-number{font-size:90px}#water-product .water-scene-images{height:auto;aspect-ratio:1.45}#water-product .water-scene-content h3{font-size:28px}#water-product .water-scene-content>p:not(.eyebrow){max-width:none;font-size:13px}#water-product .water-process{margin-top:40px;grid-template-columns:1fr 1fr;gap:22px}#water-product .water-process>div::before{display:none}#water-product .water-process>div{padding-top:10px}#water-product .water-process h3{font-size:17px}#water-product .feature-grid{grid-template-columns:1fr;gap:14px}#water-product .feature-number{display:block}#water-product .feature-card{padding:24px}#water-product .feature-card strong{font-size:19px}#water-product .photo-track{padding-inline:20px;gap:16px}#water-product .photo-card{width:320px}#water-product .photo-caption{font-size:11px;padding:18px 15px}#water-product .photo-source-note{font-size:11px;gap:12px}#water-product .photo-toolbar{gap:10px}#water-product .photo-toolbar>p{font-size:10px}#water-product .photo-toolbar>div{gap:10px}#water-product .contact-inner{align-items:flex-start;flex-direction:column;gap:30px}#water-product .contact-inner h2{font-size:30px}#water-product .contact-inner p:not(.eyebrow){font-size:12px}#water-product .contact-section{padding:50px 0}#water-product .more-products-section{padding:60px 0}#water-product .legacy-section-title{margin-bottom:65px}#water-product .legacy-section-title>span{font-size:35px}#water-product .legacy-section-title h2{font-size:23px;top:27px}#water-product .related-grid{grid-template-columns:1fr;gap:24px;max-width:480px;margin:auto}#water-product .related-card h3{font-size:20px;min-height:0}#water-product .related-arrow{margin:18px auto 25px}#water-product .photo-dialog{padding:44px 10px 15px}#water-product .photo-dialog-stage{gap:7px}#water-product .photo-dialog-stage>button{width:30px;height:30px;font-size:18px}#water-product #photo-dialog-image{max-width:calc(100% - 74px);max-height:70vh}#water-product .photo-dialog-caption{margin:15px 5px 0;font-size:11px}#water-product .gallery-hint{font-size:10px;letter-spacing:0}}
@media(max-width:400px){#water-product .hero h1{font-size:38px}#water-product .hero-tagline{font-size:17px}#water-product .hero-description{font-size:12px}#water-product .hero-buttons{gap:18px}#water-product .hero-buttons .text-link{font-size:11px}#water-product .system-pin{width:32px;height:32px;font-size:10px}#water-product .visual-caption{font-size:8px;padding:12px}#water-product .section-heading h2{font-size:28px}#water-product .component-panel h3{font-size:23px}#water-product .hero-image-label{font-size:8px}#water-product .hero-image-label span{font-size:8px}}
/* Two supplied project cases, contained within the existing third scene. */
#water-product .project-scene{position:relative;width:100%;height:100%}
#water-product .project-switch{position:absolute;top:18px;left:18px;right:18px;display:flex;gap:7px;flex-wrap:wrap;z-index:2}
#water-product .project-switch button{padding:9px 15px;border:1px solid #ffffff70;border-radius:3px;background:#102c45de;backdrop-filter:blur(8px);color:white;font-size:12px;line-height:1.5;transition:background .2s,color .2s}
#water-product .project-switch button.is-active{background:white;color:var(--blue);border-color:white}
#water-product .project-case:not([hidden]){animation:water-panel .4s both}
@media(max-width:850px){#water-product .project-switch{top:12px;left:12px;right:12px;gap:6px}#water-product .project-switch button{font-size:11px;padding:7px 10px}}
/* The shared mobile brand header is fixed at 50px; keep chapter controls beneath it. */
@media(max-width:1024px){#water-product .product-bar{top:50px}#water-product section[id]{scroll-margin-top:142px}}
@media(max-width:850px){#water-product section[id]{scroll-margin-top:167px}}
@media(prefers-reduced-motion:reduce){html:has(#water-product){scroll-behavior:auto}#water-product *,#water-product *::before,#water-product *::after{animation:none!important;transition:none!important}#water-product .reveal{opacity:1!important;transform:none!important}#water-product .hero-media{transform:none!important}}