@font-face{font-family:"BIZ UDPGothic";src:url("./assets/fonts/biz-udp-gothic-400-subset.ttf") format("truetype");font-weight:400;font-display:swap}
@font-face{font-family:"BIZ UDPGothic";src:url("./assets/fonts/biz-udp-gothic-700-subset.ttf") format("truetype");font-weight:700;font-display:swap}
:root{--green:#1b4d3e;--orange:#f28c28;--mist:#f0f2f5;--muted:#4f5653;--line:#d7dde2;--gutter:clamp(24px,5vw,88px);--header:88px;--ease:cubic-bezier(.22,1,.36,1);color-scheme:light}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header) + 24px)}body{margin:0;color:var(--green);background:#fff;font:16px/1.9 "BIZ UDPGothic","Yu Gothic",sans-serif;line-break:strict}h1,h2,h3,p,figure,dl,dd,ol{margin:0}h1,h2,h3{font-weight:700;line-height:1.3;letter-spacing:0}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}a:focus-visible{outline:3px solid var(--orange);outline-offset:6px}.skip{position:fixed;left:24px;top:-100px;z-index:20;padding:12px 24px;background:white}.skip:focus{top:12px}
.header{height:var(--header);padding:0 var(--gutter);display:flex;justify-content:space-between;align-items:center;gap:24px;background:#fff;position:sticky;top:0;z-index:10;border-bottom:1px solid var(--line)}.brand{width:220px;flex-shrink:0}.header nav{display:flex;align-items:center;gap:32px;font-size:14px;font-weight:700}.header nav a{min-height:44px;display:flex;align-items:center;gap:24px}.header-contact{border-bottom:2px solid var(--orange)}
.hero{min-height:790px;height:calc(100svh - var(--header));max-height:1000px;position:relative;isolation:isolate;background:var(--mist)}.hero-exhibition{position:absolute;right:0;bottom:0;width:min(100%,1440px);height:auto;z-index:-1;mask-image:linear-gradient(to bottom,transparent,#000 100px)}.hero-copy{position:relative;padding:clamp(40px,4vw,72px) var(--gutter) 0;width:max-content;max-width:100%}.hero h1{font-size:clamp(74px,8.4vw,130px);line-height:1.14;letter-spacing:0}.hero h1 span{display:block}.hero-message{font-size:clamp(23px,2.7vw,40px);line-height:1.7;margin-top:30px;font-weight:400}.launch{font-size:14px;margin-top:20px;font-variant-numeric:tabular-nums}.text-link{display:inline-flex;gap:46px;align-items:center;font-size:18px;font-weight:700;min-height:48px;padding:8px 0;border-bottom:2px solid var(--orange)}.hero-cta{margin-top:22px}.text-link span,.header-contact span,.contact-cta span{transition:transform .25s var(--ease)}.hero-next{position:absolute;left:var(--gutter);bottom:28px;display:flex;align-items:center;gap:48px;min-height:44px;font-size:14px;font-weight:700}

.section{padding:110px var(--gutter)}h2{font-size:clamp(32px,4vw,62px)}
.section-label{display:block;font-size:14px;font-weight:700;margin-bottom:30px}.section-label::before{content:"";display:block;width:42px;height:3px;background:var(--orange);margin-bottom:18px}.body-copy{margin-top:28px;color:var(--muted);max-width:42em;line-height:2}.technical-note,.image-note{font-size:12px;line-height:1.9}
/* One continuous gallery. Without JS each chapter still contains its own full scene. */
.applications{background:var(--green);color:#fff;position:relative;isolation:isolate}.section-head{position:relative;z-index:2;display:flex;justify-content:space-between;align-items:center;gap:30px;padding:35px var(--gutter);border-top:3px solid var(--orange)}.section-head h2{font-size:17px}.application-nav{display:flex;gap:30px;flex-wrap:wrap}.application-nav a{display:flex;align-items:center;min-height:44px;font-size:13px;border-bottom:2px solid transparent}.application-nav a[aria-current=true]{border-color:var(--orange)}
.gallery-stage{display:none}.application-step{position:relative;min-height:max(660px,calc(100svh - var(--header)));display:flex;align-items:center;padding:64px var(--gutter);scroll-margin-top:0}.application-copy{position:relative;z-index:2;width:42%;max-width:540px}.index{display:block;font-size:13px;font-variant-numeric:tabular-nums;letter-spacing:.16em;margin-bottom:30px;color:#dae4e0}.index::after{content:" / 03";opacity:.55}.application-copy h3{font-size:clamp(46px,5.2vw,82px);line-height:1.24;margin-bottom:30px;word-break:keep-all;overflow-wrap:anywhere}#use-water h3{max-width:5em}.application-copy>p{font-size:16px;line-height:2.05;max-width:25em;color:#f0f2f5}.application-copy .technical-note{font-size:11px;line-height:1.85;max-width:28em;margin-top:18px;color:#ceddd6}.application-copy .text-link{margin-top:26px;font-size:16px}
.scene-inline{position:absolute;inset:0;margin:0;pointer-events:none;z-index:0;display:grid;align-items:center}.scene-inline picture{display:block}.scene-inline img,.gallery-scene{width:100%;height:auto;object-fit:contain;mask-image:linear-gradient(to bottom,transparent,#000 12%,#000 88%,transparent)}.story-notes{position:relative;z-index:2;padding:26px var(--gutter) 40px;color:#ceddd6}
@media(min-width:701px){.is-staged .gallery-stage{display:block;position:sticky;top:var(--header);height:calc(100svh - var(--header));margin-bottom:calc(var(--header) - 100svh);pointer-events:none;z-index:0}.gallery-scene{position:absolute;left:50%;top:50%;width:auto;height:auto;max-width:100%;max-height:100%;transform:translate(-50%,-50%);mask-image:linear-gradient(to bottom,transparent,#000 12%,#000 88%,transparent),linear-gradient(to right,transparent,#000 5%,#000 95%,transparent);mask-composite:intersect;opacity:0;transition:opacity 600ms var(--ease)}.gallery-scene.is-current{opacity:1}.is-staged .scene-inline{visibility:hidden}.is-staged .section-head{background:linear-gradient(var(--green),transparent)}.is-staged .application-step:first-of-type{min-height:calc(100svh - var(--header) - 118px)}}
.quality{background:var(--mist);display:grid;grid-template-columns:1.1fr 1fr;column-gap:8%;row-gap:0;position:relative}.quality-intro{grid-column:1;grid-row:1;position:relative;z-index:1}.quality h2{font-size:clamp(34px,3.8vw,62px);max-width:none}.quality h2 span{display:inline-block}.quality-landscape{grid-column:1;grid-row:2;margin:0 0 -90px calc(-1 * var(--gutter));width:calc(100% + var(--gutter));align-self:end}.quality-landscape img{mask-image:linear-gradient(to bottom,transparent,#000 30%,#000 92%,transparent),linear-gradient(to right,#000 92%,transparent);mask-composite:intersect;mix-blend-mode:multiply;width:100%;height:auto}.spec-list{grid-column:2;grid-row:1 / span 2;display:flex;flex-direction:column;justify-content:center;gap:0}.spec-list>div{padding:30px 0;border-bottom:1px solid #bfcac6;display:grid;grid-template-columns:1fr 1.3fr;gap:22px;align-items:start}.spec-list>div:first-child{border-top:1px solid #bfcac6}.spec-list dt{font-size:clamp(23px,2.3vw,36px);display:flex;align-items:center;gap:14px;font-weight:700}.spec-list dd{font-size:14px;padding-left:22px;border-left:2px solid var(--orange);color:var(--muted);line-height:1.9}.icon{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.4;flex-shrink:0}
.supply-intro{display:grid;grid-template-columns:1fr 1fr;gap:0 8%}.supply-intro .section-label{grid-column:1/-1}.supply-intro h2{font-size:clamp(32px,3.8vw,58px)}.supply-intro .body-copy{margin:0}.process{list-style:none;padding:0;margin:65px 0 24px;display:grid;grid-template-columns:repeat(4,1fr);gap:32px}.process li{padding:18px 0 28px;border-bottom:2px solid var(--green);display:flex;flex-direction:column;gap:12px;font-size:23px;font-weight:700}.process li span{font-size:clamp(48px,5.7vw,90px);line-height:1.2;color:#b4c5be;font-weight:400;font-variant-numeric:tabular-nums}
.contact{background:var(--green);color:#fff;display:grid;grid-template-columns:1.4fr 1fr;gap:8%;align-items:end;padding-top:94px;padding-bottom:96px}.contact h2{font-size:clamp(30px,3.5vw,54px)}.contact .body-copy{color:#e1e9e5}.contact-cta{margin-top:38px;display:flex;align-items:center;justify-content:space-between;gap:60px;width:260px;max-width:100%;min-height:64px;padding:14px 24px;background:var(--orange);color:#111;font-weight:700;font-size:20px}.contact-direct{padding-bottom:4px}.phone{display:block;font-size:clamp(25px,3vw,44px);font-variant-numeric:tabular-nums;min-height:44px;white-space:nowrap}.email{display:inline-flex;align-items:center;min-height:44px;font-size:15px;overflow-wrap:anywhere}.corporate{display:flex;justify-content:space-between;gap:28px;padding:30px var(--gutter);border-bottom:1px solid var(--line);font-size:14px}.corporate a{display:flex;align-items:center;gap:28px;min-height:44px}footer{padding:44px var(--gutter);display:flex;align-items:center;justify-content:space-between;gap:28px}footer img{width:190px}footer p,footer small{font-size:11px;line-height:1.9}
@media(hover:hover) and (pointer:fine){a:hover{text-decoration:underline;text-underline-offset:6px}.text-link:hover span,.header-contact:hover span,.contact-cta:hover span{transform:translate(3px,-3px)}.contact-cta:hover{outline:2px solid white;outline-offset:4px}.application-nav a:hover{border-color:var(--orange)}}a:active{opacity:.75}.motion-off .gallery-scene{transition:none}
@media(max-width:1100px){:root{--header:76px}.header nav{gap:20px}.brand{width:185px}.hero{min-height:740px}.hero h1{font-size:8.8vw}.hero-message{font-size:28px}.hero-exhibition{width:100%}.quality{column-gap:5%}.contact{grid-template-columns:1.25fr 1fr}.phone{font-size:29px}.application-copy h3{font-size:5.2vw}.spec-list>div{display:block}.spec-list dd{margin-top:15px}.icon{width:22px;height:22px}}
@media(max-width:900px){.hero{min-height:0;height:auto;max-height:none;padding-bottom:0;display:flex;flex-direction:column}.hero-copy{padding-top:42px;order:0}.hero h1{font-size:clamp(52px,10vw,88px)}.hero-message{font-size:26px;margin-top:24px}.hero-exhibition{position:relative;width:100%;order:1;margin-top:-10px}.hero-next{position:relative;left:auto;bottom:auto;padding:0 var(--gutter) 24px;order:2}.section{padding:76px var(--gutter)}.application-copy{width:43%}.application-copy h3{font-size:42px}.application-copy>p{font-size:14px}.quality{grid-template-columns:1fr 1fr}.quality h2{font-size:34px}.quality-landscape{margin-bottom:-65px}.supply-intro{display:block}.supply-intro .body-copy{margin-top:24px}.process{gap:22px}.process li{font-size:19px}.contact{grid-template-columns:1fr;gap:40px}.phone{font-size:36px}footer{flex-wrap:wrap}footer small{width:100%}.application-nav{gap:12px 22px}}
@media(max-width:700px){.section-head{align-items:flex-start;gap:18px;padding:24px var(--gutter)}.application-nav{gap:4px 16px}.application-nav a{font-size:11px}.section-head h2{padding-top:12px;font-size:14px;white-space:nowrap}.application-step{display:flex;flex-direction:column;align-items:stretch;min-height:0;padding:26px 0 0}.application-copy{width:auto;max-width:none;padding:12px var(--gutter) 0;order:0}.application-copy h3{font-size:clamp(34px,8vw,54px);margin-bottom:20px}.application-copy>p{max-width:32em}.application-copy .technical-note{max-width:32em}.application-copy .text-link{font-size:14px;margin-top:16px}.index{font-size:11px;margin-bottom:18px}.scene-inline{position:relative;order:1;display:block;width:100%;margin-top:-70px}.scene-inline img{width:100%;height:auto;aspect-ratio:4/5;object-fit:contain;mask-image:linear-gradient(to bottom,transparent,#000 10%,#000 90%,transparent)}.application-step+.application-step{border-top:1px solid #ffffff20}.story-notes{padding-top:8px}.quality{display:grid;grid-template-columns:1fr;gap:0}.quality-intro{grid-column:1;grid-row:1}.quality-landscape{grid-column:1;grid-row:2;margin:-40px calc(-1 * var(--gutter)) -30px;width:calc(100% + var(--gutter)*2)}.spec-list{grid-column:1;grid-row:3;position:relative}.spec-list>div{display:grid;grid-template-columns:1fr 1.6fr;padding:23px 0;gap:20px}.spec-list dt{font-size:21px}.spec-list .icon{display:none}.spec-list dd{font-size:13px;margin-top:0;padding-left:18px}}
@media(max-width:600px){:root{--header:68px;--gutter:24px}.header{gap:14px}.brand{width:150px}.header nav{gap:0}.header nav>a:not(.header-contact){display:none}.header-contact{font-size:12px;gap:14px!important}.hero-copy{padding-top:34px;width:100%}.hero h1{font-size:clamp(40px,13.4vw,74px);line-height:1.22}.hero-message{font-size:21px;line-height:1.65;margin-top:22px}.launch{font-size:12px;line-height:1.9;margin-top:18px;max-width:24em}.hero-cta{font-size:16px;margin-top:16px;gap:34px}.hero-exhibition{margin-top:4px}.hero-next{display:none}.section{padding:58px var(--gutter)}.technical-note,.image-note{font-size:11px}.quality h2,.supply h2{font-size:31px}.body-copy{font-size:14px}.section-label{font-size:12px;margin-bottom:24px}.process{grid-template-columns:1fr 1fr;gap:18px 24px;margin-top:38px}.process li{font-size:20px;gap:12px}.process li span{font-size:54px}.contact h2{font-size:clamp(27px,7vw,38px)}.contact .body-copy{margin-top:20px}.contact-cta{width:100%;font-size:18px}.phone{font-size:30px}.email{font-size:13px}.corporate{padding:24px;gap:8px;flex-wrap:wrap;font-size:12px}.corporate a{gap:18px}footer{padding:30px 24px;gap:24px}footer img{width:170px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}