/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-outline-style:solid}}}@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.relative{position:relative}.start{inset-inline-start:var(--spacing)}.table{display:table}.outline{outline-style:var(--tw-outline-style);outline-width:1px}}:root{--paper:#f8f4ec;--ivory:#fffdf8;--ink:#1d2925;--green:#173b32;--green-2:#255a4c;--wine:#812b3d;--wine-dark:#5d1728;--gold:#b08a58;--gold-light:#d5bd95;--line:#ded8cc;--muted:#66716c;--shadow:0 18px 55px #1d29251a;--display-font:"Songti SC","STSong","Source Han Serif SC","Noto Serif CJK SC","Microsoft YaHei","PingFang SC",sans-serif;--brand-font:"Microsoft YaHei","PingFang SC","Noto Sans SC",Arial,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--ivory);color:var(--ink);margin:0;font-family:Microsoft YaHei,PingFang SC,Noto Sans SC,Arial,sans-serif;line-height:1.65}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}img{max-width:100%;display:block}.shell{width:min(1240px,100% - 48px);margin:0 auto}.section{padding:96px 0}.mini-eyebrow,.eyebrow{letter-spacing:.22em;color:var(--wine);font-size:12px;font-weight:800}.utility{background:var(--green);color:#d7e2dd;height:38px;font-size:12px}.utility .shell{justify-content:space-between;align-items:center;height:100%;display:flex}.utility .shell>div{align-items:center;gap:24px;display:flex}.utility a{transition:all .2s}.utility a:hover{color:#fff}.header{z-index:30;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#fffdf8f5;border-bottom:1px solid #173b321a;position:sticky;top:0}.header-inner{justify-content:space-between;align-items:center;height:82px;display:flex}.brand{align-items:center;gap:13px;display:flex}.logo-crop{background:0 0;align-items:flex-start;width:132px;height:40px;display:flex;overflow:hidden}.logo-crop img{width:132px;max-width:none;transform:translateY(-2px)}.brand>span:last-child{border-left:1px solid var(--line);flex-direction:column;padding-left:13px;display:flex}.brand b{letter-spacing:.12em;font-family:SimSun,Songti SC,serif;font-size:19px}.brand small{letter-spacing:.18em;color:var(--muted);font-size:8px}.desktop-nav{align-items:center;gap:28px;font-size:14px;font-weight:600;display:flex}.desktop-nav>a{padding:30px 0;position:relative}.desktop-nav>a:not(.nav-cta):after{content:"";background:var(--wine);height:2px;transition:all .2s;position:absolute;bottom:22px;left:0;right:100%}.desktop-nav>a:hover:after{right:0}.desktop-nav .nav-cta{background:var(--wine);color:#fff;padding:11px 17px}.mobile-nav{display:none;position:relative}.mobile-nav summary{cursor:pointer;border:1px solid var(--line);padding:8px 14px;list-style:none}.mobile-nav nav{box-shadow:var(--shadow);background:#fff;flex-direction:column;width:220px;padding:10px;display:flex;position:absolute;top:48px;right:0}.mobile-nav a{border-bottom:1px solid var(--line);padding:11px 12px}.home-hero{background:linear-gradient(90deg,#fffdf8fa 0%,#fffdf8eb 34%,#fffdf814 69%),url(/assets/hero.png) 62%/cover no-repeat;align-items:center;min-height:670px;display:flex}.hero-content{padding:80px 0}.home-hero h1{letter-spacing:.02em;max-width:680px;margin:20px 0;font-family:SimSun,Songti SC,serif;font-size:58px;line-height:1.16}.home-hero p{color:#4f5e58;max-width:600px;font-size:18px}.hero-actions{gap:12px;margin:34px 0;display:flex}.button{cursor:pointer;border:1px solid #0000;justify-content:center;align-items:center;min-height:48px;padding:0 24px;font-size:14px;font-weight:700;transition:all .22s;display:inline-flex}.button:hover{transform:translateY(-2px)}.button.primary{background:var(--wine);color:#fff}.button.ghost{border-color:var(--green);color:var(--green);background:#fffdf8d1}.button.outline{border-color:var(--green);color:var(--green)}.button.gold{background:var(--gold);color:#fff}.hero-points{border-top:1px solid var(--line);gap:0;width:650px;max-width:100%;margin-top:48px;display:flex}.hero-points span{color:var(--muted);margin-right:26px;padding:16px 26px 0 0;font-size:12px}.hero-points b{color:var(--gold);margin-bottom:2px;font-family:Georgia,serif;display:block}.trust-strip{background:var(--wine-dark);color:#fff}.trust-strip .shell{grid-template-columns:repeat(4,1fr);display:grid}.trust-strip .shell>div{border-right:1px solid #ffffff26;padding:29px 34px}.trust-strip .shell>div:first-child{border-left:1px solid #ffffff26}.trust-strip b{color:var(--gold-light);font-family:Georgia,Times New Roman,serif;font-size:25px;display:block}.trust-strip span{opacity:.78;font-size:12px}.metric-nav{background:var(--paper);border-bottom:1px solid var(--line)}.metric-nav .shell{grid-template-columns:190px 1fr;align-items:stretch;display:grid}.metric-nav .shell>b{align-items:center;padding:20px 0;font-size:14px;display:flex}.metric-nav .shell>div{grid-template-columns:repeat(7,1fr);display:grid}.metric-nav a{border-left:1px solid var(--line);justify-content:space-between;align-items:center;padding:20px 13px;font-size:13px;transition:all .2s;display:flex}.metric-nav a:hover{background:var(--green);color:#fff}.metric-nav a span{color:var(--gold)}.section-title{max-width:660px;margin-bottom:38px}.section-title>span{letter-spacing:.23em;color:var(--wine);margin-bottom:10px;font-family:Georgia,serif;font-size:11px;font-weight:700;display:block}.section-title h2{margin:0 0 12px;font-family:SimSun,Songti SC,serif;font-size:40px;line-height:1.25}.section-title p{color:var(--muted);margin:0}.section-title.light h2,.section-title.light p{color:#fff}.section-title.light>span{color:var(--gold-light)}.title-row{justify-content:space-between;align-items:flex-end;margin-bottom:34px;display:flex}.title-row .section-title{margin-bottom:0}.title-row>a{color:var(--wine);border-bottom:1px solid;padding-bottom:8px;font-size:13px;font-weight:700}.scene-grid{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}.scene-card{color:#fff;background-position:50%;background-size:cover;flex-direction:column;justify-content:flex-end;height:390px;padding:28px;display:flex;position:relative;overflow:hidden}.scene-card:before{content:"";background:linear-gradient(#0c241d08,#0c241dd9);transition:all .3s;position:absolute;inset:0}.scene-card:after{content:"";opacity:0;border:1px solid #ffffff59;transition:all .3s;position:absolute;inset:12px}.scene-card:hover:before{background:linear-gradient(#0c241d05,#5d1728d9)}.scene-card:hover:after{opacity:1}.scene-card>*{z-index:1;position:relative}.scene-card span{letter-spacing:.17em;color:var(--gold-light);font:700 10px Georgia,serif}.scene-card h3{margin:10px 0 4px;font-family:SimSun,Songti SC,serif;font-size:27px}.scene-card p{opacity:.85;margin:0;font-size:12px}.scene-drinking{background-image:url(/assets/scene-drinking-water.png)}.scene-surface{background-image:url(/assets/scene-surface-water.png)}.scene-drainage{background-image:url(/assets/scene-drainage.png)}.products-section,.related{background:var(--paper)}.product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;display:grid}.product-card{background:#f4ead6 url(/assets/product-blueprint-paper.png) 50%/cover;border:1px solid #b99d6e;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);min-width:0;min-height:320px;transition:border-color .25s,box-shadow .25s,transform .25s;display:grid;overflow:hidden}.product-card:hover{border-color:var(--wine);transform:translateY(-4px);box-shadow:0 18px 42px #2d25181f}.product-blueprint{isolation:isolate;background:#fffdf833;border-right:1px solid #b08a586b;min-width:0;position:relative;overflow:hidden}.product-number{z-index:4;color:#aa8c62;font:italic 24px Georgia,serif;position:absolute;top:18px;left:21px}.product-drawing-size{z-index:4;color:#5d43228c;letter-spacing:.03em;text-overflow:ellipsis;white-space:nowrap;max-width:66%;font:11px Georgia,serif;position:absolute;bottom:17px;right:17px;overflow:hidden}.product-stage{place-items:center;display:grid;position:absolute;inset:30px 8px}.product-stage img{object-fit:contain;grid-area:1/1;width:100%;height:100%;transition:opacity .55s cubic-bezier(.2,.7,.2,1),transform .65s cubic-bezier(.2,.7,.2,1),filter .55s}.product-real{z-index:2;opacity:1;filter:saturate(.95)contrast(1.03);transform:scale(1.25)}.product-sketch{z-index:3;opacity:1;transform:scale(1.25)}.has-sketch .product-real{opacity:0}.product-reveal-note{z-index:4;color:var(--wine);letter-spacing:.08em;font-size:10px;font-weight:700;transition:opacity .25s;position:absolute;bottom:16px;left:21px}.has-sketch:hover .product-sketch,.product-card:focus-visible .has-sketch .product-sketch{opacity:0;transform:scale(1.3)}.has-sketch:hover .product-real,.product-card:focus-visible .has-sketch .product-real{opacity:1;filter:saturate()contrast();transform:scale(1.3)}.has-sketch:hover .product-reveal-note,.product-card:focus-visible .has-sketch .product-reveal-note{opacity:0}.product-copy{background:#fffdf8d6;flex-direction:column;min-width:0;padding:28px 30px 25px;display:flex}.product-heading{border-left:3px solid var(--wine);padding-left:18px}.product-heading>small{color:var(--wine);font-size:12px;font-weight:800}.product-copy h3{color:var(--green);margin:7px 0 2px;font-size:23px;line-height:1.28}.product-heading>b{color:#6d7772;letter-spacing:.08em;font:700 14px Georgia,serif;display:block}.product-copy dl{border-top:1px solid #b08a5861;margin:22px 0 18px}.product-copy dl>div{border-bottom:1px solid #b08a584d;grid-template-columns:78px minmax(0,1fr);align-items:center;padding:9px 0;font-size:12px;display:grid}.product-copy dt{color:var(--muted)}.product-copy dd{color:var(--ink);text-align:right;text-overflow:ellipsis;white-space:nowrap;margin:0;overflow:hidden}.product-copy em{color:var(--wine);align-items:center;gap:5px;margin-top:auto;font-size:13px;font-style:normal;font-weight:800;display:inline-flex}.product-card:focus-visible{outline-offset:3px;outline:3px solid #812b3d52}.service-section{background:var(--green);color:#fff;padding:86px 0}.service-section .section-title{margin-bottom:36px}.service-grid{border-top:1px solid #fff3;border-left:1px solid #fff3;grid-template-columns:repeat(4,1fr);display:grid}.service-grid>div{border-bottom:1px solid #fff3;border-right:1px solid #fff3;padding:34px}.service-grid span{color:var(--gold-light);font:italic 24px Georgia,serif}.service-grid h3{margin:20px 0 5px;font-size:18px}.service-grid p{opacity:.7;margin:0;font-size:13px}.case-grid{grid-template-columns:repeat(3,1fr);gap:14px;display:grid}.case-grid article{border:1px solid var(--line);background:#fff;padding:30px;position:relative}.case-grid article>span{background:var(--wine);color:#fff;padding:4px 10px;font-size:12px;display:inline-flex}.case-grid h3{margin:22px 0 4px;font-family:SimSun,Songti SC,serif;font-size:24px}.case-grid article>b{color:var(--gold);font:700 25px Georgia,serif}.case-grid p{color:var(--muted);min-height:40px;font-size:12px}.case-grid small{border-top:1px solid var(--line);color:var(--green);padding-top:14px;display:block}.news-home{background:var(--paper)}.news-grid{grid-template-columns:repeat(3,1fr);gap:14px;display:grid}.news-grid>a{border-top:3px solid var(--green);background:#fff;padding:28px;transition:all .22s;position:relative}.news-grid>a:hover{border-color:var(--wine);box-shadow:var(--shadow);transform:translateY(-4px)}.news-grid>a>span{color:#e6dfd2;font:italic 34px Georgia,serif;position:absolute;top:16px;right:22px}.news-grid small{color:var(--wine);font-size:11px}.news-grid h3{max-width:85%;margin:26px 0 10px;font-size:18px;line-height:1.5}.news-grid p{color:var(--muted);font-size:13px}.news-grid em{color:var(--green);font-size:12px;font-style:normal;font-weight:700}.cta-section{background:var(--wine-dark);color:#fff;padding:70px 0}.cta-section .shell{grid-template-columns:1.4fr 1fr;align-items:end;gap:80px;display:grid}.cta-section span{letter-spacing:.2em;color:var(--gold-light);font:700 10px Georgia,serif}.cta-section h2{margin:12px 0 0;font-family:SimSun,Songti SC,serif;font-size:38px;line-height:1.35}.cta-section p{opacity:.75}.cta-section .shell>div:last-child{flex-direction:column;align-items:flex-start;gap:13px;display:flex}.cta-section .shell>div:last-child>a:last-child{color:var(--gold-light);font-size:12px}.page-hero{background:linear-gradient(120deg,var(--green) 0%,#214b40 64%,#5d1728 140%);color:#fff;padding:92px 0 84px;position:relative;overflow:hidden}.page-hero:after{content:"YIXIN";color:#ffffff09;letter-spacing:.05em;font:700 190px Georgia,serif;position:absolute;bottom:-70px;right:-20px}.page-hero span{letter-spacing:.23em;color:var(--gold-light);font:700 11px Georgia,serif}.page-hero h1{z-index:1;margin:14px 0 10px;font-family:SimSun,Songti SC,serif;font-size:48px;position:relative}.page-hero p{color:#d6e1dc;z-index:1;max-width:670px;margin:0;position:relative}.catalog-intro{border-bottom:1px solid var(--line);justify-content:space-between;align-items:flex-end;margin-bottom:60px;display:flex}.catalog-intro .section-title{margin-bottom:28px}.category-pills{gap:8px;margin-bottom:28px;display:flex}.category-pills a{border:1px solid var(--line);padding:8px 13px;font-size:12px}.category-pills a:hover{background:var(--green);color:#fff}.product-group{margin-bottom:80px;scroll-margin-top:100px}.group-title{justify-content:space-between;align-items:center;margin-bottom:22px;display:flex}.group-title h2{margin:0;font-family:SimSun,Songti SC,serif;font-size:28px}.group-title span{color:var(--gold);font:italic 15px Georgia,serif}.source-note{color:#7a7165;border-left:2px solid var(--gold);margin-top:30px;padding-left:12px;font-size:11px}.detail-hero{background:var(--paper);border-bottom:1px solid var(--line)}.detail-hero>.shell{grid-template-columns:1.05fr 1fr;align-items:center;min-height:570px;display:grid}.detail-hero .back-link{color:var(--muted);margin-bottom:42px;font-size:12px;display:block}.detail-hero span{color:var(--wine);font-size:12px;font-weight:700}.detail-hero h1{margin:12px 0 5px;font-family:SimSun,Songti SC,serif;font-size:45px;line-height:1.2}.detail-hero h2{color:var(--gold);margin:0 0 22px;font:700 20px Georgia,serif}.detail-hero p{color:var(--muted)}.detail-image{background:linear-gradient(135deg,#e9e0d3,#fff);justify-content:center;align-items:center;height:470px;display:flex;position:relative}.detail-image:after{content:"YIXIN";color:#173b320f;font:700 65px Georgia,serif;position:absolute;bottom:5px;right:10px}.detail-image img{object-fit:contain;z-index:1;width:82%;height:86%;position:relative}.detail-layout{grid-template-columns:.65fr 1.35fr;gap:90px;display:grid}.detail-layout>div:first-child h2{margin:10px 0;font-family:SimSun,Songti SC,serif;font-size:36px}.detail-layout>div:first-child p{color:var(--muted)}.spec-table{border-top:2px solid var(--green)}.spec-table>div{border-bottom:1px solid var(--line);grid-template-columns:150px 1fr;padding:14px;display:grid}.spec-table b{font-size:13px}.spec-table span{color:var(--muted);font-size:13px}.related h2{margin:0 0 30px;font-family:SimSun,Songti SC,serif;font-size:32px}.solution-list{flex-direction:column;gap:22px;display:flex}.solution-list article{border:1px solid var(--line);background:#fff;grid-template-columns:1.2fr 1fr;min-height:420px;display:grid}.solution-list article.reverse{grid-template-columns:1fr 1.2fr}.solution-list article.reverse .solution-photo{order:2}.solution-photo{background-position:50%;background-size:cover;padding:25px;position:relative}.solution-photo:after{content:"";background:linear-gradient(#0000000d,#173b327a);position:absolute;inset:0}.solution-photo span{z-index:1;color:#fff;letter-spacing:.17em;font:700 10px Georgia,serif;position:relative}.solution-copy{flex-direction:column;justify-content:center;padding:55px;display:flex}.solution-copy small{color:var(--wine);letter-spacing:.2em;font:700 10px Georgia,serif}.solution-copy h2{margin:10px 0;font-family:SimSun,Songti SC,serif;font-size:31px}.solution-copy p{color:var(--muted)}.solution-copy>div{flex-wrap:wrap;gap:7px;margin:14px 0 25px;display:flex}.solution-copy b{background:var(--paper);border:1px solid var(--line);padding:6px 10px;font-size:11px}.solution-copy>a{color:var(--wine);font-size:13px;font-weight:700}.selection-path{background:var(--green);color:#fff;padding:80px 0}.selection-path .section-title{margin-bottom:30px}.selection-path .shell>div:not(.section-title){border-left:1px solid #fff3;grid-template-columns:repeat(5,1fr);margin-bottom:30px;display:grid}.selection-path .shell>div>span{border-top:1px solid #fff3;border-bottom:1px solid #fff3;border-right:1px solid #fff3;padding:25px}.selection-path .shell>div b{color:var(--gold-light);margin-bottom:7px;font:italic 19px Georgia,serif;display:block}.cases-hero{background:#102c25;height:min(680px,72vh);min-height:560px;position:relative;overflow:hidden}.cases-hero>img{object-fit:cover;object-position:center 56%;width:100%;height:100%}.cases-hero-shade{background:linear-gradient(90deg,#0a1f19e6 0%,#0a1f19ab 42%,#0a1f191f 76%),linear-gradient(#0000 52%,#0a1f1985);align-items:flex-end;display:flex;position:absolute;inset:0}.cases-hero-shade .shell{color:#fff;padding-bottom:72px}.cases-hero-shade span{border-left:3px solid var(--gold-light);letter-spacing:.08em;padding-left:12px;font-size:13px;font-weight:700;display:inline-flex}.cases-hero h1{max-width:680px;margin:18px 0 16px;font-family:SimSun,Songti SC,serif;font-size:clamp(42px,5vw,66px);font-weight:700;line-height:1.16}.cases-hero p{color:#e2e9e5;max-width:650px;margin:0 0 30px;font-size:16px}.cases-hero a{border-bottom:1px solid #ffffffb8;align-items:center;padding:0 0 7px;font-size:13px;font-weight:700;display:inline-flex}.cases-intro{border-bottom:1px solid var(--line);grid-template-columns:1.1fr .9fr;align-items:end;gap:80px;padding:82px 0 42px;display:grid}.cases-intro span{color:var(--wine);margin-bottom:8px;font-size:13px;font-weight:700;display:block}.cases-intro h2{margin:0;font-family:SimSun,Songti SC,serif;font-size:clamp(34px,4vw,48px);line-height:1.25}.cases-intro>p{max-width:490px;color:var(--muted);margin:0;font-size:15px}.case-gallery{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;padding-top:40px;padding-bottom:96px;display:grid}.case-story{border:1px solid var(--line);background:#fff;min-width:0;overflow:hidden}.case-story-wide{grid-column:span 2;grid-template-columns:1.3fr .7fr;display:grid}.case-story-wide:last-child{grid-template-columns:.7fr 1.3fr}.case-story-wide:last-child figure{order:2}.case-story figure{aspect-ratio:16/9;background:#d8d6cf;margin:0;position:relative;overflow:hidden}.case-story-wide figure{aspect-ratio:auto;height:100%;min-height:430px}.case-story figure:after{content:"";background:linear-gradient(#0000 55%,#0c1a1699);position:absolute;inset:0}.case-story figure img{object-fit:cover;width:100%;height:100%;transition:transform .65s cubic-bezier(.2,.7,.2,1)}.case-story:hover figure img{transform:scale(1.025)}.case-story figcaption{z-index:1;color:#fff;justify-content:space-between;align-items:flex-end;display:flex;position:absolute;bottom:19px;left:22px;right:22px}.case-story figcaption span{letter-spacing:.14em;opacity:.8;font:600 12px Georgia,serif}.case-story figcaption b{font-family:SimSun,Songti SC,serif;font-size:30px;line-height:1}.case-story-body{flex-direction:column;min-height:250px;padding:28px;display:flex}.case-story-wide .case-story-body{justify-content:center;padding:44px}.case-story-heading{justify-content:space-between;align-items:flex-start;gap:20px;display:flex}.case-story-heading h2{margin:0;font-family:Microsoft YaHei,PingFang SC,sans-serif;font-size:22px;line-height:1.35}.case-story-heading strong{color:var(--green);flex:none;font-size:24px;line-height:1.25}.case-places{color:var(--muted);align-items:flex-start;gap:8px;margin:22px 0;font-size:14px;display:flex}.case-places svg{color:var(--wine);flex:none;margin-top:3px}.case-metrics{flex-wrap:wrap;gap:7px;margin-top:auto;display:flex}.case-metrics span{color:#46534e;background:#faf8f3;border:1px solid #dcd8cf;padding:5px 9px;font-size:12px}.case-cta{background:var(--green);color:#fff;padding:68px 0}.case-cta .shell{justify-content:space-between;align-items:flex-end;gap:40px;display:flex}.case-cta h2{margin:0;font-family:SimSun,Songti SC,serif;font-size:34px}.case-cta p{color:#cbd8d2;margin:8px 0 0}.case-cta-link{border-bottom:1px solid #ffffffad;flex:none;align-items:center;gap:8px;padding:8px 0;font-size:14px;font-weight:700;display:inline-flex}.news-list{border-top:1px solid var(--line)}.news-list article{border-bottom:1px solid var(--line);grid-template-columns:220px 1fr;gap:60px;padding:55px 0;display:grid}.news-list article>div:first-child span{color:#d8ccb9;font:italic 52px Georgia,serif;display:block}.news-list article>div:first-child small{color:var(--wine)}.news-list h2{margin:0;font-family:SimSun,Songti SC,serif;font-size:29px}.news-list h3{margin:30px 0 5px;font-size:16px}.news-list p{color:var(--muted)}.news-list a{color:var(--wine);font-size:13px;font-weight:700}.about-grid{grid-template-columns:1.15fr .85fr;align-items:center;gap:90px;display:grid}.about-grid>div:first-child>p{color:var(--muted);font-size:15px}.about-facts{background:var(--paper);grid-template-columns:1fr 1fr;display:grid}.about-facts span{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:38px 28px}.about-facts b{color:var(--wine);font:700 28px Georgia,Songti SC,serif;display:block}.about-facts small{color:var(--muted)}.about-values{background:var(--green);color:#fff;padding:86px 0}.about-values .shell>div{grid-template-columns:repeat(3,1fr);margin-bottom:30px;display:grid}.about-values article{border:1px solid #fff3;border-right:0;padding:30px}.about-values article:last-child{border-right:1px solid #fff3}.about-values article span{color:var(--gold-light);font:italic 25px Georgia,serif}.about-values article h3{margin:18px 0 3px}.about-values article p{opacity:.7;margin:0;font-size:13px}.contact-layout{grid-template-columns:.72fr 1.28fr;gap:80px;display:grid}.contact-copy{background:var(--green);color:#fff;padding:48px}.contact-copy>span{letter-spacing:.2em;color:var(--gold-light);font:700 10px Georgia,serif}.contact-copy h2{font-family:SimSun,Songti SC,serif;font-size:38px;line-height:1.3}.contact-copy>p{color:#cbd8d2}.contact-copy>a{border-top:1px solid #fff3;border-bottom:1px solid #fff3;margin:35px 0;padding:25px 0;display:block}.contact-copy>a small{color:var(--gold-light);display:block}.contact-copy>a b{font:700 28px Georgia,serif;display:block}.contact-copy>div{grid-template-columns:80px 1fr;gap:8px;font-size:12px;display:grid}.contact-copy>div span{opacity:.55}.contact-form{padding:10px 0}.field-row{grid-template-columns:1fr 1fr;gap:16px;display:grid}.contact-form label{flex-direction:column;margin-bottom:18px;font-size:13px;font-weight:700;display:flex}.contact-form input,.contact-form textarea{border:1px solid var(--line);background:var(--paper);outline:none;margin-top:8px;padding:13px 14px}.contact-form input:focus,.contact-form textarea:focus{border-color:var(--wine);background:#fff}.contact-form textarea{resize:vertical;min-height:150px}.form-note{color:var(--muted);font-size:11px}.form-result{border:1px solid var(--gold);background:#fffaf0;margin-top:24px;padding:20px}.form-result pre{white-space:pre-wrap;font-family:inherit;font-size:12px}.form-result button,.form-result a{background:var(--green);color:#fff;cursor:pointer;border:0;margin-right:8px;padding:9px 13px;font-size:12px;display:inline-flex}.footer{color:#dce7e2;background:#102c25;padding-top:65px}.footer-grid{grid-template-columns:1.5fr .65fr .75fr;gap:90px;padding-bottom:50px;display:grid}.footer-grid>div{flex-direction:column;align-items:flex-start;gap:9px;display:flex}.footer-brand{align-items:center;gap:18px;margin-bottom:8px;display:flex;opacity:1!important}.footer-logo-crop{background:0 0;width:166px;height:50px;overflow:hidden;opacity:1!important;display:block!important}.footer-logo-crop img{width:166px;max-width:none;transform:translateY(-2px)}.footer-brand-name{border-left:1px solid #d5bd958c;flex-direction:column;padding-left:18px;opacity:1!important;display:flex!important}.footer-brand-name b{color:#fff;letter-spacing:.12em;margin:0;font:700 23px SimSun,Songti SC,serif}.footer-brand-name small{color:var(--gold-light);letter-spacing:.18em;margin-top:2px;font-size:8px}.footer-grid p{opacity:.65;max-width:470px;font-size:12px}.footer-grid>div:not(:first-child)>b{color:var(--gold-light);margin-bottom:8px}.footer-grid a,.footer-grid span{opacity:.78;font-size:12px}.footer-grid .footer-phone{color:#fff;opacity:1;font:700 23px Georgia,serif}.footer-bottom{border-top:1px solid #ffffff1f;padding:18px 0}.footer-bottom .shell{opacity:.55;justify-content:space-between;font-size:10px;display:flex}body :is(h1,h2){font-family:var(--display-font);text-rendering:optimizelegibility;font-weight:600}.brand b,.footer-brand-name b{font-family:var(--brand-font);letter-spacing:.08em;text-rendering:geometricprecision;font-weight:800}.brand b{font-size:20px}.footer-brand-name b{font-size:23px}@media (width<=1050px){.desktop-nav{gap:14px}.desktop-nav>a{font-size:12px}.metric-nav .shell{grid-template-columns:1fr}.metric-nav .shell>b{padding-bottom:5px}.metric-nav .shell>div{grid-template-columns:repeat(4,1fr)}.metric-nav a{border-top:1px solid var(--line)}.scene-grid{grid-template-columns:1fr}.scene-card{height:330px}.service-grid{grid-template-columns:repeat(2,1fr)}.case-grid{grid-template-columns:1fr 1fr}.solution-list article,.solution-list article.reverse{grid-template-columns:1fr}.solution-list article.reverse .solution-photo{order:0}.solution-photo{min-height:360px}.detail-layout{gap:40px}.contact-layout{gap:30px}.case-head,.case-table article{grid-template-columns:.4fr .8fr 1.35fr .6fr 1.4fr;gap:12px}.footer-grid{gap:40px}}@media (width<=900px){.product-grid{grid-template-columns:1fr}}@media (width<=760px){.shell{width:min(100% - 28px,1240px)}.section{padding:65px 0}.utility{display:none}.header-inner{height:70px}.logo-crop{width:96px;height:29px}.logo-crop img{width:96px;transform:translateY(-1px)}.brand>span:last-child,.desktop-nav{display:none}.mobile-nav{display:block}.home-hero{background:linear-gradient(#fffdf8fa 0%,#fffdf8d9 57%,#173b3266 100%),url(/assets/hero.png) 68%/cover;min-height:630px}.home-hero h1{font-size:39px}.home-hero p{font-size:15px}.hero-actions{flex-direction:column;align-items:stretch;max-width:280px}.hero-points{grid-template-columns:1fr 1fr;display:grid}.hero-points span{margin:0;padding:12px 8px 0}.trust-strip .shell{grid-template-columns:1fr 1fr}.trust-strip .shell>div{border-bottom:1px solid #ffffff26;padding:20px 15px}.metric-nav .shell>div{grid-template-columns:repeat(2,1fr)}.section-title h2{font-size:31px}.title-row{display:block}.title-row>a{margin-top:15px;display:inline-block}.product-card{display:block}.product-blueprint{border-bottom:1px solid #b08a586b;border-right:0;height:320px}.product-copy{padding:28px 24px}.product-copy h3{font-size:22px}.service-grid,.case-grid,.news-grid{grid-template-columns:1fr}.service-grid{border-top:0}.cta-section .shell{grid-template-columns:1fr;gap:25px}.cta-section h2{font-size:30px}.page-hero{padding:65px 0}.page-hero h1{font-size:36px}.catalog-intro{display:block}.category-pills{flex-wrap:wrap}.detail-hero>.shell{grid-template-columns:1fr;padding-top:50px}.detail-hero h1{font-size:35px}.detail-image{height:390px;margin-top:30px}.detail-layout{grid-template-columns:1fr}.spec-table>div{grid-template-columns:110px 1fr}.solution-copy{padding:30px}.selection-path .shell>div:not(.section-title){grid-template-columns:1fr}.case-head{display:none}.case-table article{grid-template-columns:1fr;padding:24px}.case-table p{margin:0}.case-cta .shell{display:block}.case-cta .button{margin-top:20px}.news-list article{grid-template-columns:1fr;gap:20px}.about-grid{grid-template-columns:1fr;gap:40px}.about-values .shell>div{grid-template-columns:1fr}.about-values article{border-bottom:0;border-right:1px solid #fff3}.about-values article:last-child{border-bottom:1px solid #fff3}.contact-layout,.field-row{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr;gap:30px}.footer-bottom .shell{display:block}.footer-bottom span{margin:3px 0;display:block}}@media (width<=900px){.cases-hero{height:600px;min-height:0}.cases-intro{grid-template-columns:1fr;gap:20px}.case-story-wide,.case-story-wide:last-child{grid-template-columns:1fr 1fr}.case-story-wide figure{min-height:380px}.case-story-wide .case-story-body{padding:30px}}@media (width<=760px){.cases-hero{height:540px}.cases-hero>img{object-position:58% center}.cases-hero-shade{background:linear-gradient(#0a1f192e 0%,#0a1f19a3 42%,#0a1f19ed 100%)}.cases-hero-shade .shell{padding-bottom:48px}.cases-hero h1{font-size:36px}.cases-hero p{font-size:14px}.cases-intro{padding:58px 0 34px}.cases-intro h2{font-size:34px}.case-gallery{grid-template-columns:1fr;gap:18px;padding-top:28px;padding-bottom:65px}.case-story-wide,.case-story-wide:last-child{grid-column:auto;display:block}.case-story-wide:last-child figure{order:0}.case-story-wide figure,.case-story figure{aspect-ratio:16/10;height:auto;min-height:0}.case-story-body,.case-story-wide .case-story-body{min-height:0;padding:24px}.case-story-heading h2{font-size:20px}.case-story-heading strong{font-size:21px}.case-cta{padding:55px 0}.case-cta h2{font-size:30px}.case-cta-link{margin-top:24px}}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}.icon-link{align-items:center;gap:6px;display:inline-flex!important}.mobile-nav summary{align-items:center;gap:6px;display:flex}.product-copy em{align-items:center;gap:4px;display:inline-flex}.footer-grid .icon-link{display:flex!important}.trust-strip .shell>div{position:relative}.trust-strip .shell>div>svg{width:21px;height:21px;color:var(--gold-light);opacity:.75;position:absolute;top:27px;right:24px}.service-grid>div{position:relative}.service-icon{color:var(--gold-light);margin-bottom:18px}.service-grid span{display:block}.case-icon{color:var(--gold);position:absolute;top:30px;right:28px}.cta-icon{color:var(--gold-light);margin-bottom:12px}.motion-ready [data-reveal].in-view,.motion-ready .motion-card.in-view{animation:revealRise .72s cubic-bezier(.2,.7,.2,1) var(--reveal-delay,0s) backwards}.home-hero{animation:14s ease-in-out infinite alternate heroPan}.home-hero .eyebrow,.home-hero h1,.home-hero p,.home-hero .hero-actions,.home-hero .hero-points{animation:.75s cubic-bezier(.2,.7,.2,1) both heroRise}.home-hero h1{animation-delay:80ms}.home-hero p{animation-delay:.16s}.home-hero .hero-actions{animation-delay:.24s}.home-hero .hero-points{animation-delay:.32s}.button{position:relative;overflow:hidden}.button:after{content:"";background:linear-gradient(90deg,#0000,#ffffff40,#0000);width:40%;transition:all .5s;position:absolute;top:0;bottom:0;left:-60%;transform:skew(-18deg)}.button:hover:after{left:120%}.product-card:hover .product-photo img{animation:2.4s ease-in-out infinite sensorFloat}.metric-nav a span{transition:transform .2s}.metric-nav a:hover span{transform:translate(4px)}.scene-card h3,.scene-card p{transition:transform .28s}.scene-card:hover h3,.scene-card:hover p{transform:translateY(-5px)}.mobile-nav[open] nav{animation:.22s both menuDrop}@keyframes heroRise{0%{opacity:0;transform:translateY(22px)}to{opacity:1;transform:translateY(0)}}@keyframes revealRise{0%{opacity:0;transform:translateY(28px)}to{opacity:1;transform:translateY(0)}}@keyframes heroPan{0%{background-position:62%}to{background-position:65%}}@keyframes sensorFloat{0%,to{transform:translateY(0)scale(1.035)}50%{transform:translateY(-7px)scale(1.035)}}@keyframes menuDrop{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}@media (hover:none),(width<=720px){.product-sketch{opacity:0}.has-sketch .product-real{opacity:1;filter:none;transform:scale(1)}.product-reveal-note{display:none}}@media (prefers-reduced-motion:reduce){.home-hero,.home-hero *,.motion-ready [data-reveal].in-view,.motion-ready .motion-card.in-view{animation:none!important}.product-stage img{transition:none!important}}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}
