html{background:#fff}body,#root{min-height:100vh}:root{--navy:#071f45;--navy-2:#0b2e5d;--cyan:#0789c6;--cyan-soft:#eaf6fb;--copper:#b35b2e;--ink:#132844;--muted:#58697f;--line:#cbd7e3;--surface:#f5f8fb;--white:#fff;--serif:"Yu Mincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;--sans:"Yu Gothic", "Hiragino Kaku Gothic ProN", "Noto Sans JP", system-ui, sans-serif;color:var(--ink);background:var(--white);font-family:var(--sans);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased}*{box-sizing:border-box}html{scroll-behavior:smooth}section[id]{scroll-margin-top:100px}body{background:var(--white);min-width:320px;margin:0}button,a{font:inherit}a{color:inherit}img{max-width:100%;display:block}figure,p,h1,h2,h3,dl,dd{margin:0}ul{margin:0;padding:0}button:focus-visible,a:focus-visible{outline-offset:4px;outline:3px solid #ef8f4d}.site-header{z-index:20;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#fffffff5;border-bottom:1px solid #071f451f;justify-content:space-between;align-items:center;gap:36px;min-height:86px;padding:0 3.5vw;display:flex;position:sticky;top:0}.brand,.footer-brand{color:var(--navy);letter-spacing:.09em;white-space:nowrap;align-items:center;gap:13px;font-family:Georgia,Times New Roman,serif;font-size:23px;font-weight:700;line-height:1;text-decoration:none;display:inline-flex}.brand small,.footer-brand small{font-family:var(--sans);letter-spacing:.22em;margin-top:7px;font-size:8px;font-weight:700;display:block}.brand-drop{border:2px solid var(--cyan);clip-path:polygon(0 0,100% 0,100% 100%,15% 100%,0 85%);border-radius:55% 55% 62% 62%;width:23px;height:31px;transform:rotate(45deg)}.global-nav{align-items:center;gap:clamp(18px,2vw,32px);display:flex}.global-nav a{color:var(--navy);white-space:nowrap;font-size:13px;font-weight:700;text-decoration:none}.global-nav>a:not(.header-contact){border-bottom:3px solid #0000;padding:32px 0 29px}.global-nav>a:not(.header-contact):hover{border-color:var(--cyan)}.header-contact{border:1px solid var(--copper);padding:14px 20px;color:var(--copper)!important}.language-link{letter-spacing:.06em;font-family:Georgia,Times New Roman,serif;color:var(--copper)!important;font-size:12px!important}.menu-button{display:none}.hero{grid-template-columns:minmax(430px,.86fr) minmax(520px,1.14fr);min-height:calc(100svh - 86px);display:grid;position:relative}.hero-copy{background:var(--white);z-index:2;flex-direction:column;justify-content:center;padding:6vh 6vw 8vh;display:flex}.hero h1{color:var(--navy);font-family:var(--serif);letter-spacing:-.045em;font-size:clamp(48px,4.35vw,74px);font-weight:500;line-height:1.36}.hero-lead{color:var(--navy);font-family:var(--serif);margin-top:32px;font-size:clamp(18px,1.45vw,23px);line-height:1.9}.hero-body{color:var(--muted);margin-top:14px;font-size:15px;line-height:2}.hero-actions{align-items:center;gap:42px;margin-top:38px;display:flex}.arrow-link{width:fit-content;min-height:46px;color:var(--navy);border-bottom:1px solid;align-items:center;gap:30px;padding:0 0 6px;font-size:14px;font-weight:700;text-decoration:none;display:inline-flex}.arrow-link svg,.contact-button svg,.article-row svg{fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.6px;width:22px;height:22px;transition:transform .18s}.arrow-link:hover svg,.contact-button:hover svg,.article-row:hover svg{transform:translate(5px)}.primary-link{background:var(--navy);min-width:168px;color:var(--white);border:0;justify-content:space-between;padding:0 20px}.hero-note{border-left:2px solid var(--copper);max-width:560px;color:var(--muted);margin-top:38px;padding-left:15px;font-size:11px;line-height:1.8}.hero-media{min-height:680px;position:relative;overflow:hidden}.hero-media:before{z-index:1;content:"";pointer-events:none;background:linear-gradient(90deg,#fff 0%,#fff0 100%);width:12%;position:absolute;inset:0 auto 0 0}.hero-media img{object-fit:cover;object-position:57% center;width:100%;height:100%;position:absolute;inset:0}.hero-media figcaption{max-width:360px;color:var(--muted);background:#ffffffe0;padding:8px 10px;font-size:10px;position:absolute;bottom:18px;right:20px}.sale-status{z-index:3;border-left:3px solid var(--copper);width:min(680px,46vw);color:var(--navy);background:#fffffff2;gap:16px;padding:18px 24px;font-size:12px;line-height:1.7;display:flex;position:absolute;bottom:0;left:6vw}.sale-status strong{white-space:nowrap}.section-heading{grid-template-columns:52px minmax(0,1fr);align-items:start;gap:24px;display:grid}.section-number{border-top:2px solid var(--copper);color:var(--copper);padding-top:10px;font-family:Georgia,serif;font-size:13px}.section-heading h2{color:var(--navy);font-family:var(--serif);letter-spacing:-.035em;font-size:clamp(36px,3.4vw,58px);font-weight:500;line-height:1.45}.section-heading>div>p{max-width:760px;color:var(--muted);margin-top:18px;font-size:15px;line-height:2}.origin-section{background:var(--surface);grid-template-columns:.88fr 1.12fr;align-items:center;gap:7vw;padding:130px 7vw;display:grid}.large-copy{color:var(--navy);font-family:var(--serif);margin-top:34px;font-size:20px;line-height:2}.origin-copy>p:not(.large-copy){color:var(--muted);margin-top:20px;font-size:14px;line-height:2}.evidence-list{border-top:1px solid var(--line);margin-top:34px}.evidence-list div{border-bottom:1px solid var(--line);grid-template-columns:140px 1fr;gap:18px;padding:15px 0;font-size:12px;line-height:1.7;display:grid}.evidence-list dt{color:var(--muted)}.evidence-list dd{color:var(--navy);font-weight:700}.source-figure{border:1px solid var(--line);background:#fff;box-shadow:0 18px 70px #071f451f}.source-figure img{width:100%}figcaption{color:var(--muted);padding:12px 16px;font-size:10px;line-height:1.6}.awg-section,.archive-section,.columns-section{padding:132px 7vw}.awg-section>.section-heading,.archive-section>.section-heading,.columns-section>.section-heading{max-width:1120px}.process{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:repeat(4,1fr);margin-top:70px;display:grid}.process-step{border-right:1px solid var(--line);min-height:270px;padding:28px 26px 36px;position:relative}.process-step:last-child{border-right:0}.process-step>span{color:var(--copper);font-family:Georgia,serif;font-size:13px}.process-symbol{border:1px solid var(--cyan);border-radius:50%;width:58px;height:58px;margin-top:26px;position:relative}.process-symbol:before,.process-symbol:after,.process-symbol i{content:"";display:block;position:absolute}.process-symbol:before{border:2px solid var(--cyan);border-radius:55% 55% 62% 62%;width:14px;height:20px;top:15px;left:21px;transform:rotate(45deg)}.process-symbol:after{border-top:1px solid var(--cyan);width:28px;top:28px;left:14px}.process-step h3{color:var(--navy);font-family:var(--serif);margin-top:24px;font-size:21px;font-weight:600}.process-step p{color:var(--muted);margin-top:12px;font-size:12px;line-height:1.85}.balance-layout{border-top:1px solid var(--navy);border-bottom:1px solid var(--navy);grid-template-columns:1fr 1fr;margin-top:72px;display:grid}.balance-layout>div{padding:36px 5vw 40px 0}.balance-layout>div+div{border-left:1px solid var(--line);padding-left:5vw}.balance-layout h3,.desalination-balance h3{color:var(--navy);font-family:var(--serif);font-size:25px;font-weight:600}.line-list{margin-top:22px;list-style:none}.line-list li{border-bottom:1px solid var(--line);color:var(--ink);padding:12px 0;font-size:13px;line-height:1.6}.mechanism-figure{border:1px solid var(--line);background:#fff;width:min(920px,100%);margin:78px auto 0}.water-section{background:var(--cyan-soft);grid-template-columns:.95fr 1.05fr;gap:8vw;padding:132px 7vw;display:grid}.water-intro>p{color:var(--ink);margin-top:24px;font-size:15px;line-height:2.05}.water-intro .arrow-link{margin-top:34px}.water-stages{counter-reset:water-stage}.water-stage{grid-template-columns:70px 1fr;gap:24px;min-height:150px;padding:22px 0;display:grid;position:relative}.water-stage:not(:last-child):after{background:var(--copper);content:"";width:1px;height:54px;position:absolute;bottom:-12px;left:24px}.water-stage>span{border:1px solid var(--copper);width:49px;height:49px;color:var(--copper);border-radius:50%;place-items:center;font-family:Georgia,serif;font-size:12px;display:grid}.water-stage h3{color:var(--navy);font-family:var(--serif);font-size:28px;font-weight:600}.water-stage p{max-width:490px;color:var(--muted);margin-top:10px;font-size:13px;line-height:1.9}.source-note{color:var(--muted);grid-column:2;font-size:10px;line-height:1.7}.archive-section{overflow:hidden}.development-rail{border-top:1px solid var(--copper);grid-template-columns:repeat(6,minmax(0,1fr));gap:0;min-width:0;margin-top:70px;display:grid}.development-item{padding:34px 24px 0 0;position:relative}.development-item:before{background:var(--copper);content:"";border-radius:50%;width:11px;height:11px;position:absolute;top:-6px;left:0}.development-time{min-height:32px;color:var(--copper);font-family:Georgia,serif;font-size:13px}.development-item img{aspect-ratio:16/9;object-fit:cover;border:1px solid var(--line);width:100%}.development-item h3{color:var(--navy);font-family:var(--serif);margin-top:22px;font-size:20px}.development-item p{color:var(--muted);margin-top:10px;font-size:12px;line-height:1.8}.product-section{background:var(--surface);grid-template-columns:.72fr 1.28fr;gap:6vw;padding:112px 7vw;display:grid}.product-title h3{color:var(--navy);font-family:var(--serif);margin-top:38px;font-size:34px}.product-title strong{color:var(--copper);margin-top:10px;font-size:14px;display:block}.product-title>p{color:var(--muted);margin-top:28px;font-size:14px;line-height:2}.product-section figure{border:1px solid var(--line);background:#fff}.product-data{border-top:1px solid var(--navy);border-bottom:1px solid var(--navy);grid-column:1/-1;grid-template-columns:repeat(4,1fr);margin-top:14px;display:grid}.product-data div{border-right:1px solid var(--line);padding:22px 24px}.product-data div:last-child{border-right:0}.product-data dt{color:var(--muted);font-size:11px}.product-data dd{color:var(--navy);margin-top:8px;font-size:13px;font-weight:700}.middle-east-section{grid-template-columns:1.04fr .96fr;gap:8vw;padding:132px 7vw;display:grid}.middle-east-copy>p,.desalination-balance>p{color:var(--muted);margin-top:24px;font-size:14px;line-height:2}.reference-links{flex-wrap:wrap;gap:26px;margin-top:30px;display:flex}.as-of{font-size:10px!important}.desalination-balance{border-top:3px solid var(--cyan);background:var(--cyan-soft);padding:44px}.desalination-balance .arrow-link{margin-top:30px}.research-section{background:var(--surface);padding:120px 7vw}.research-status{border-top:1px solid #aeb9c5;grid-template-columns:repeat(6,1fr);margin-top:70px;display:grid}.research-status>div{color:#8e9aa7;flex-direction:column;gap:10px;padding-top:24px;display:flex;position:relative}.research-status>div:before{content:"";background:#b8c0c8;border-radius:50%;width:11px;height:11px;position:absolute;top:-6px;left:0}.research-status>div.is-active{color:var(--cyan)}.research-status>div.is-active:before{background:var(--cyan)}.research-status span{font-family:Georgia,serif;font-size:11px}.research-status strong{font-size:14px}.research-copy{border-top:1px solid var(--line);grid-template-columns:.8fr 1.5fr auto;align-items:end;gap:3vw;margin-top:58px;padding-top:30px;display:grid}.research-copy p:first-child{color:var(--navy);font-family:var(--serif);font-size:21px}.research-copy p:nth-child(2){color:var(--muted);font-size:13px;line-height:1.9}.research-copy time{color:var(--copper);font-size:11px}.future-section{background:var(--navy);color:#fff;grid-template-columns:1.25fr .75fr;gap:8vw;padding:126px 7vw;display:grid;position:relative;overflow:hidden}.future-section:after{content:"";border:1px solid #3fc2ee42;border-radius:50%;width:560px;height:560px;position:absolute;bottom:-150px;right:-120px;box-shadow:0 0 0 70px #3fc2ee0d,0 0 0 150px #3fc2ee09}.future-section h2{z-index:1;font-family:var(--serif);font-size:clamp(42px,4vw,68px);font-weight:500;line-height:1.45;position:relative}.future-section p{z-index:1;color:#ffffffc2;max-width:720px;margin-top:26px;font-size:15px;line-height:2;position:relative}.future-principles{z-index:1;flex-direction:column;justify-content:center;display:flex;position:relative}.future-principles span{font-family:var(--serif);border-bottom:1px solid #ffffff40;padding:24px 0;font-size:17px}.category-filter{border-bottom:1px solid var(--line);gap:38px;margin-top:58px;display:flex}.category-filter button{min-width:64px;min-height:48px;color:var(--muted);cursor:pointer;background:0 0;border:0;border-bottom:3px solid #0000;padding:0;font-weight:700}.category-filter button.is-active{border-color:var(--cyan);color:var(--navy)}.article-list{border-bottom:1px solid var(--line)}.article-row{border-top:1px solid var(--line);min-height:86px;color:var(--navy);grid-template-columns:58px 62px minmax(0,1fr) 110px 26px;align-items:center;gap:20px;text-decoration:none;display:grid}.article-row:first-child{border-top:0}.article-index{color:var(--copper);font-family:Georgia,serif;font-size:24px}.article-category{color:var(--cyan);font-size:11px;font-weight:700}.article-row strong{font-family:var(--serif);font-size:16px;font-weight:600}.article-row time{color:var(--muted);font-size:11px}.column-links{flex-wrap:wrap;gap:40px;margin-top:36px;display:flex}.contact-section{background:var(--navy-2);color:#fff;grid-template-columns:1fr 1fr;gap:42px 8vw;padding:110px 7vw 90px;display:grid}.contact-section h2{font-family:var(--serif);font-size:clamp(38px,3.6vw,58px);font-weight:500}.contact-section>div>p{color:#ffffffb3;max-width:650px;margin-top:22px;font-size:14px;line-height:2}.contact-section ul{grid-template-columns:1fr 1fr;list-style:none;display:grid}.contact-section li{font-family:var(--serif);border-bottom:1px solid #ffffff40;padding:22px 20px;font-size:16px}.contact-button{color:#f0a175;border:1px solid #df7a43;justify-content:space-between;align-items:center;width:min(420px,100%);min-height:64px;padding:0 28px;font-weight:700;text-decoration:none;display:flex}.contact-note{color:#fff9;align-self:center;font-size:11px}footer{color:var(--navy);justify-items:center;gap:36px;padding:68px 7vw 34px;display:grid}.footer-brand{text-align:center;flex-direction:column;gap:0}footer nav{flex-wrap:wrap;justify-content:center;gap:18px 34px;display:flex}footer nav a{font-size:11px;font-weight:700;text-decoration:none}footer>p{color:var(--muted);text-align:center;font-size:9px}@media (width<=1500px){.site-header{gap:24px;padding-inline:3vw}.global-nav{gap:clamp(12px,1.35vw,20px)}.global-nav a{font-size:12px}.header-contact{padding-inline:16px}}@media (width<=1180px){.global-nav{gap:14px}.global-nav a{font-size:11px}.hero{grid-template-columns:.94fr 1.06fr}.hero-copy{padding-left:5vw}.sale-status{left:5vw}.development-rail{grid-template-columns:repeat(6,minmax(0,1fr));min-width:0}}@media (width<=960px){.site-header{min-height:76px;padding:0 24px}.brand{font-size:19px}.brand-drop{width:19px;height:26px}.menu-button{border:1px solid var(--navy);cursor:pointer;background:#fff;flex-direction:column;justify-content:center;align-items:center;gap:6px;width:48px;height:48px;display:flex}.menu-button span{border-top:2px solid var(--navy);width:23px}.global-nav{border-bottom:1px solid var(--line);background:#fff;align-items:stretch;padding:18px 24px 28px;display:none;position:absolute;top:76px;left:0;right:0;box-shadow:0 18px 30px #071f451f}.global-nav.is-open{flex-direction:column;display:flex}.global-nav>a:not(.header-contact){border-bottom:1px solid var(--line);min-height:48px;padding:15px 0 12px;font-size:14px}.header-contact{text-align:center;margin-top:16px}.hero{flex-direction:column;min-height:auto;display:flex}.hero-copy{padding:68px 7vw 44px}.hero h1{font-size:clamp(42px,10vw,62px);line-height:1.45}.hero-media{min-height:56vw}.hero-media:before{display:none}.hero-media figcaption{max-width:70%;bottom:8px;right:8px}.sale-status{width:auto;margin:30px 7vw 56px;padding:15px 0 15px 18px;position:static}.origin-section,.water-section,.product-section,.middle-east-section{grid-template-columns:1fr}.source-note{grid-column:1}.process{grid-template-columns:1fr 1fr}.process-step:nth-child(2){border-right:0}.process-step:nth-child(-n+2){border-bottom:1px solid var(--line)}.product-data{grid-template-columns:1fr 1fr}.product-data div:nth-child(2){border-right:0}.product-data div:nth-child(-n+2){border-bottom:1px solid var(--line)}.research-copy,.future-section,.contact-section{grid-template-columns:1fr}}@media (width<=600px){.hero-copy{padding-top:56px}.hero h1{letter-spacing:-.05em;font-size:clamp(38px,11vw,48px)}.hero-lead{margin-top:24px;font-size:17px}.hero-lead br,.hero-body br{display:none}.hero-actions{flex-direction:column;align-items:stretch;gap:18px}.hero-actions .arrow-link{justify-content:space-between;width:100%}.sale-status{flex-direction:column;gap:4px}.sale-status strong{white-space:normal}.origin-section,.awg-section,.water-section,.archive-section,.product-section,.middle-east-section,.research-section,.columns-section{padding:88px 7vw}.section-heading{grid-template-columns:38px 1fr;gap:14px}.section-heading h2{font-size:34px}.evidence-list div{grid-template-columns:1fr;gap:4px}.process{grid-template-columns:1fr}.process-step,.process-step:nth-child(2){border-right:0;border-bottom:1px solid var(--line);min-height:auto}.process-step:last-child{border-bottom:0}.balance-layout{grid-template-columns:1fr}.balance-layout>div,.balance-layout>div+div{border-left:0;padding:30px 0}.balance-layout>div+div{border-top:1px solid var(--line)}.water-stage{grid-template-columns:54px 1fr;gap:15px}.development-rail{border-top:0;border-left:1px solid var(--copper);grid-template-columns:1fr;min-width:0;margin-left:24px;padding-left:28px}.development-item{padding:0 0 54px}.development-item:before{top:5px;left:-34px}.product-data{grid-template-columns:1fr}.product-data div,.product-data div:nth-child(2){border-right:0;border-bottom:1px solid var(--line)}.reference-links{flex-direction:column}.desalination-balance{padding:30px 24px}.research-status{border-top:0;border-left:1px solid #aeb9c5;grid-template-columns:1fr;margin-left:22px}.research-status>div{min-height:78px;padding:2px 0 22px 28px}.research-status>div:before{top:3px;left:-6px}.future-section{padding:90px 7vw}.future-section h2{font-size:39px}.category-filter{gap:17px;overflow-x:auto}.category-filter button{min-width:52px}.article-row{grid-template-columns:46px 1fr 24px;gap:12px;padding:18px 0}.article-category{grid-area:1/2}.article-row strong{grid-area:2/2;font-size:15px;line-height:1.65}.article-index{grid-row:1/3}.article-row time{grid-area:3/2}.article-row svg{grid-area:1/3/4}.contact-section{padding:84px 7vw 68px}.contact-section ul{grid-template-columns:1fr}footer nav{text-align:center;flex-direction:column}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}