/* Shared usability layer: readable Thai, clear actions and stable navigation. */
:root{--muted:#49636a;--ui-radius:16px;--ui-shadow:0 12px 36px #12384a09;--header-height:96px}
body{font-family:var(--thai);line-height:1.75}
html{scroll-padding-top:calc(var(--header-height) + 20px)}
:where(a,button,input,select,textarea,summary){touch-action:manipulation;scroll-margin-top:calc(var(--header-height) + 24px)}
:where(a,button,input,select,textarea,summary):focus-visible{outline:3px solid #0077b6;outline-offset:4px}
.header-inner,.header.is-scrolled .header-inner{height:var(--header-height)}
.header .brand-logo,.header.is-scrolled .brand-logo{width:104px;transition:none}
.header .nav{gap:22px;font-size:15px}.nav a{min-height:44px;display:flex;align-items:center}
.header-inner{gap:24px}.header-cta{white-space:nowrap}.topline{font-size:13px;padding:5px 16px}
.button{min-height:48px;font-size:16px;font-weight:600;line-height:1.5;gap:15px;padding:13px 24px;transition:background .18s,box-shadow .18s;transform:none!important}
.button:hover{box-shadow:0 4px 14px #0f6b4f1a}.text-link{min-height:44px;align-items:center;font-size:16px}
.eyebrow,.card-number{font-size:12px;line-height:1.7}.hero .eyebrow{font-size:12px;letter-spacing:.13em}
.hero h1,.hero-interactive h1{font-size:clamp(42px,4.3vw,66px);line-height:1.25;min-height:2.5em;max-width:650px}
.hero-content{padding:56px 0 42px;max-width:610px}.hero{min-height:620px}
.hero .subheading{font-size:21px;line-height:1.6;max-width:570px}.hero .description{font-size:18px;max-width:510px;line-height:1.8}
.hero-benefits{font-size:13px;gap:20px}.hero-controls{margin-top:26px}.hero-page{min-height:44px;font-size:13px}.round-control{min-width:44px;min-height:44px}
.section{padding:72px 0}.section-heading{gap:24px;align-items:end}.section-heading h2{font-size:clamp(28px,3vw,40px);line-height:1.45;margin-bottom:12px}.section-heading p{font-size:16px}
.category-card{border:1px solid var(--line);border-radius:var(--ui-radius);overflow:hidden;background:#fff;box-shadow:var(--ui-shadow);border-bottom:1px solid var(--line)!important;padding-bottom:0!important}
.category-card .card-destination{display:flex;flex-direction:column;height:100%;color:inherit;border-radius:var(--ui-radius)}
.category-card .crop{border-radius:0;flex:none;margin:0}.category-card .category-copy{display:flex;flex-direction:column;flex:1;padding:22px}
.category-card .card-number{margin:0 0 8px;color:var(--forest)}.category-card h3{font-family:var(--thai);font-size:23px;line-height:1.5;margin:0 0 8px}.category-card p{font-size:16px;line-height:1.7;margin:0 0 16px}
.category-card .text-link{margin-top:auto}.category-card:has(a:hover),.category-card:has(a:focus-visible){border-color:var(--forest);box-shadow:0 14px 32px #0f6b4f12}
.category-card .card-destination:focus-visible{outline-offset:-4px}
.quiz-entry{background:#eaf5f0;padding:28px 0}.quiz-entry h2{font-size:26px;font-weight:600}.quiz-entry p{font-size:16px}
.page-hero{padding:32px 0 40px;background:linear-gradient(120deg,#edf7f3,#f4f8fa)}.page-hero .breadcrumb{font-size:14px;margin-bottom:22px}.page-hero .lead{font-size:18px;max-width:740px;line-height:1.8}.page-hero h1,.page-hero h1.english{font-family:var(--thai);font-size:clamp(30px,3.5vw,46px);line-height:1.4}
.article{font-size:18px;line-height:1.9}.article p{max-width:70ch}.aside,.quiz-intro{top:calc(var(--header-height) + 24px)}.aside{border-radius:var(--ui-radius)}
.product-title-link:hover{text-decoration:underline}.products .solution-card h3{font-family:var(--sans);font-size:23px;line-height:1.5}.products .solution-card{border:1px solid var(--line);border-radius:var(--ui-radius);overflow:hidden;background:#fff}.products .card-body{padding:22px}.products .card-number{font-size:12px}.small-caption{font-size:14px}
.quiz-panel{border-radius:20px;box-shadow:var(--ui-shadow)}.quiz-option{border-radius:12px;min-height:64px}.quiz-option strong{font-size:18px}.quiz-panel h2{scroll-margin-top:calc(var(--header-height) + 24px)}.quiz-privacy{font-size:14px}.quiz-panel .button{min-height:50px}.quiz-progress-label{font-size:14px}
.form-panel{border-radius:var(--ui-radius)}input,select,textarea{font-size:16px!important;line-height:1.6}input:not([type=radio]):not([type=checkbox]),select{min-height:48px}textarea{min-height:136px}.notice,.legal{font-size:14px;line-height:1.8}summary{min-height:48px;padding-top:12px;padding-bottom:12px}
.knowledge-count{font-size:14px;color:var(--muted);margin:-12px 0 24px}.footer-links a{display:inline-flex;align-items:center;min-height:40px}.footer-bottom{font-size:12px}.reading-progress{height:2px}
[data-page='/find-my-system/'] .mobile-sticky,[data-page='/contact/'] .mobile-sticky,[data-page='/water-analysis/'] .mobile-sticky{display:none}
@media(min-width:981px) and (max-width:1250px){.header .nav{gap:12px;font-size:14px}.header-inner{gap:18px}.header-cta{padding:12px 16px}.header .brand-logo{width:90px}}
@media(max-width:980px){:root{--header-height:84px}.header .brand-logo,.header.is-scrolled .brand-logo{width:96px}.header .nav{gap:4px;max-height:calc(100dvh - 100px);overflow:auto;padding:18px 32px 24px;box-shadow:0 20px 32px #12384a14}.nav a{min-height:48px;font-size:17px;padding:10px 12px}.nav a:hover,.nav a[aria-current=page]{background:#edf7f3;border-radius:8px}.nav a[aria-current=page]:after{display:none}.category-card .category-copy{padding:20px}.quiz-intro{position:static}}
@media(max-width:650px){:root{--header-height:78px}.header .brand-logo,.header.is-scrolled .brand-logo{width:88px}.header-inner{gap:12px}.topline{font-size:12px}.header .nav{padding:12px 20px 24px}.menu{width:44px;height:44px}.hero{min-height:0}.hero-content{padding:32px 0 28px}.hero h1,.hero-interactive h1{font-size:clamp(36px,8.4vw,48px);line-height:1.3;min-height:2.6em}.hero .eyebrow{font-size:12px;letter-spacing:.06em}.hero .subheading{font-size:20px}.hero .description{font-size:16px}.hero .actions{display:grid;grid-template-columns:1fr;gap:10px;max-width:430px}.hero-benefits{font-size:12px;gap:14px}.hero-controls{padding:10px;gap:10px;flex-wrap:wrap;max-width:100%}.hero-pages{flex:1;min-width:0;gap:12px}.hero-page{font-size:12px}.hero-navigation{gap:8px}.hero-note{font-size:10px}.hero-image,.hero-scene{max-height:320px}
.section{padding:44px 0}.section-heading{margin-bottom:24px}.section-heading h2{font-size:29px}.category-card h3{font-size:22px}.category-card p{font-size:16px}.category-card .category-copy{padding:18px}.quiz-entry-inner{align-items:stretch;gap:16px}.quiz-entry .button{align-self:flex-start}.page-hero{padding:24px 0 30px}.page-hero h1,.page-hero h1.english{font-size:32px}.page-hero .lead{font-size:17px}.article{font-size:17px}.quiz-section{padding:28px 0 40px}.quiz-panel{padding:24px 18px}.quiz-intro h1{font-size:30px}.quiz-option strong{font-size:17px}.quiz-panel .quiz-navigation{gap:10px}.quiz-navigation .button{padding:12px 16px}.products .card-body{padding:16px}.products .solution-card h3{font-size:20px}.products .grid4:not(.product-rail){grid-template-columns:1fr}.mobile-sticky{padding:10px 20px max(10px,env(safe-area-inset-bottom));gap:12px}.mobile-sticky span{font-size:13px}.mobile-sticky .button{min-height:46px;font-size:14px}.floating-top{bottom:92px}.footer-links{gap:22px}.footer .brand-logo{width:170px}.footer-bottom{padding-bottom:90px}
}
@media(max-width:480px){#solutions .grid4{grid-template-columns:1fr;gap:20px}.hero-navigation{margin-left:auto}.category-card .crop{aspect-ratio:16/10!important}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}.button{transition:none}}
@media(max-width:650px){.hero .hero-controls{display:grid;grid-template-columns:1fr;gap:8px;padding:12px}.hero .hero-controls .hero-pages{width:100%;justify-content:space-between;gap:12px}.hero .hero-controls .hero-navigation{justify-self:end;gap:8px}.hero .hero-controls .round-control{width:44px;height:44px;min-height:44px}.hero.hero-interactive .description,.hero.hero-interactive .subheading{min-height:0}.hero.hero-interactive .actions{min-height:0}.hero.hero-interactive .hero-content{max-width:none}}

/* One entry per action: static hero, product cards, no repeated sticky CTA. */
.trust-items>span{display:flex;align-items:center;gap:10px;font-size:14px}
.product-destination{display:flex;flex-direction:column;height:100%;color:inherit}
.product-destination .card-body{flex:1}.product-destination:focus-visible{outline-offset:-4px}
.product-destination:hover h3{text-decoration:underline;text-underline-offset:4px}
@media(max-width:650px){body{padding-bottom:0}.trust-items>span{font-size:13px}.footer-bottom{padding-bottom:24px}}

/* /* Ice products reuse the water-filter card and focus styles. */
.ice-service-range{margin-top:56px}.ice-service-range:first-child{margin-top:0}.water-system-heading{margin-top:64px}
.ice-product-grid{gap:24px}.ice-product-grid .product-card{min-width:0;scroll-margin-top:120px}.ice-product-grid .ice-product-visual{aspect-ratio:4/3;border-radius:0;background:#fff}
.ice-product-visual img{width:100%;height:100%;left:0;top:0;object-fit:contain;background:#fff}
.ice-product-grid .card-body{display:flex;flex-direction:column}.ice-product-grid h3{margin:0 0 12px}.ice-product-grid .ice-storage{margin:0 0 12px;font-size:16px;color:var(--muted)}.ice-storage strong{font-size:24px;font-weight:600;color:var(--forest);font-variant-numeric:tabular-nums}
.ice-product-grid .ice-price-status{font-size:15px;color:var(--muted);margin:0 0 14px}.ice-product-grid .text-link{margin-top:auto}
.ice-catalogue-note{margin-top:32px;max-width:85ch}.ice-market{padding-top:0}.ice-market-intro{max-width:75ch}.ice-market-scroll{overflow-x:auto;margin:24px 0;max-width:100%}
.ice-market-table{width:100%;min-width:640px;border-collapse:collapse;font-variant-numeric:tabular-nums}.ice-market-table caption{text-align:left;color:var(--muted);padding:0 0 16px;font-size:14px}.ice-market-table thead th{background:var(--forest);color:#fff}.ice-market-table th,.ice-market-table td{text-align:left;padding:18px 16px;border-bottom:1px solid var(--line)}.ice-market-table tbody th{font-weight:600}.ice-market-table a{color:var(--forest);text-decoration:underline;text-underline-offset:4px}.ice-market-table td:last-child{white-space:nowrap;font-weight:600}
.ice-machine-guidance{display:grid;grid-template-columns:1fr 1fr;gap:56px}.ice-machine-guidance h2{font-family:var(--thai);font-size:clamp(24px,2.6vw,34px);line-height:1.5}.ice-machine-guidance p{max-width:60ch}
.ice-machine-needs{margin:28px 0}.ice-machine-needs>div{padding:16px 0;border-bottom:1px solid var(--line)}.ice-machine-needs dt{font-weight:600;color:var(--forest)}.ice-machine-needs dd{margin:4px 0 0}
@media(max-width:980px){.ice-product-grid{gap:20px}.ice-machine-guidance{gap:32px}}
@media(max-width:650px){.ice-service-range{margin-top:40px}.water-system-heading{margin-top:40px}.ice-product-grid{grid-template-columns:1fr;gap:24px}.ice-machine-guidance{grid-template-columns:1fr}.ice-market-table th,.ice-market-table td{padding:14px 12px}}
.products .ice-product-grid h2{font-family:var(--sans);font-size:23px;line-height:1.5;margin:0 0 12px}.ice-product-grid .product-destination:hover h2{text-decoration:underline;text-underline-offset:4px}@media(max-width:650px){.products .ice-product-grid h2{font-size:20px}}

/* About: supplied service story with an illustrative consultation photograph. */
.about-intro h1{max-width:950px;font-family:var(--thai);font-size:clamp(32px,3.8vw,50px);line-height:1.5;text-wrap:balance}
.about-overview{padding-top:48px}.about-service-layout{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:56px;align-items:start}
.about-service-photo{margin:0;min-width:0}.about-service-photo img{display:block;width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;border-radius:var(--ui-radius)}.about-service-photo figcaption{font-size:13px;line-height:1.6;color:var(--muted);margin-top:12px}
.about-service-copy{max-width:65ch;min-width:0;font-size:18px;line-height:1.95}.about-service-copy p{margin:0 0 28px}.about-service-copy .about-service-closing{font-size:22px;line-height:1.8;font-weight:600;color:var(--forest);margin:36px 0 0;text-wrap:pretty}
@media(max-width:980px){.about-service-layout{gap:32px;align-items:start}.about-service-copy{font-size:17px}.about-service-copy .about-service-closing{font-size:20px}}
@media(max-width:650px){.about-overview{padding-top:32px}.about-service-layout{grid-template-columns:1fr;gap:28px}.about-service-photo img{aspect-ratio:4/5}.about-service-copy{font-size:17px}.about-service-copy p{margin-bottom:22px}.about-service-copy .about-service-closing{margin-top:28px}}

/* Display-only contact mockup, shared by the site footer. */
.footer-top{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:32px;align-items:start}
.footer-top>.brand{min-width:0;max-width:100%}.footer .brand-logo{display:block;width:190px;max-width:100%;height:auto}
.footer-links{grid-column:2/span 3;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;min-width:0}
.footer-links>div{min-width:0;gap:8px}.footer-links strong,.footer-contact h2{font-family:var(--thai);font-size:16px;font-weight:600;line-height:24px;letter-spacing:0;color:var(--forest);margin:0 0 12px}
.footer-links a{display:flex;align-items:center;min-height:44px;line-height:1.6;overflow-wrap:anywhere}
.footer-contact{grid-column:5;min-width:0}.footer-contact h2{margin-bottom:20px}.footer-contact-note{font-size:13px;line-height:1.7;color:var(--muted);margin:16px 0 0}
.footer-contact-list{margin:0;display:grid;gap:8px}.footer-contact-row{display:grid;grid-template-columns:36px minmax(0,1fr);column-gap:12px;align-items:center;min-height:44px}.footer-contact-icon{grid-row:1/3;display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:#edf7f3;color:var(--forest)}.footer-contact-icon svg{width:20px;height:20px;display:block}.footer-contact-row dt{display:contents}.footer-contact-row dt>span:last-child{grid-column:2;font-size:13px;line-height:1.5;color:var(--muted)}.footer-contact-row dd{grid-column:2;font-size:15px;line-height:1.6;color:var(--ink);margin:2px 0 0;overflow-wrap:anywhere}
@media(max-width:1100px){.footer-top{grid-template-columns:minmax(0,1fr);gap:32px}.footer-links{grid-column:1;grid-row:auto;gap:32px}.footer-contact{grid-column:1;grid-row:auto}.footer-contact-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 32px}.footer .brand-logo{width:170px}}
@media(max-width:650px){.footer-top{gap:32px}.footer-links{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 20px}.footer-links strong,.footer-contact h2{font-size:16px}.footer-contact-list{gap:16px 20px}.footer-contact-row{column-gap:10px}.footer-contact-row dd{font-size:14px}}
@media(max-width:360px){.footer-contact-list{grid-template-columns:minmax(0,1fr)}}

/* Platform colors for the contact mockup. */
.footer-contact-icon--facebook{background:#0866ff;color:#fff}.footer-contact-icon--facebook svg{fill:currentColor;stroke:none}
.footer-contact-icon--instagram{background:linear-gradient(35deg,#feda75 0%,#fa7e1e 22%,#d62976 48%,#962fbf 72%,#4f5bd5 100%);color:#fff}
.footer-contact-icon--line{background:#06c755;color:#fff}
.footer-contact-icon--phone{background:var(--forest);color:#fff}

/* Customer logo gallery, after the homepage knowledge articles. */
.customer-section{padding:64px 0 72px;background:#f3f8f5;border-block:1px solid #dfebe4;scroll-margin-top:110px}
.customer-section .section-heading{display:block;text-align:left;margin:0 0 36px;max-width:680px}
.customer-section .section-heading h2{font-family:var(--thai);font-size:clamp(29px,3vw,38px);font-weight:600;line-height:1.5;margin:0 0 10px;color:var(--ink);text-wrap:balance}
.customer-section .section-heading p{font-size:16px;line-height:1.8;color:var(--muted);max-width:none;margin:0;text-wrap:pretty}
.customer-logo-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:16px;align-items:stretch;list-style:none;margin:0;padding:0}
.customer-logo-grid li{min-width:0}
.customer-logo-grid figure{display:flex;flex-direction:column;height:100%;box-sizing:border-box;margin:0;padding:24px 14px 18px;text-align:center;background:#fff;border:1px solid #dfebe4;border-radius:12px}
.customer-logo-visual{display:flex;align-items:center;justify-content:center;height:138px;min-width:0}
.customer-logo-visual :is(img,svg){display:block;flex-shrink:1;width:auto;max-width:100%;height:112px;object-fit:contain}
.customer-logo-visual svg{width:100%}
.customer-logo-grid figcaption{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:52px;font-size:15px;font-weight:500;line-height:1.6;color:var(--ink);margin-top:16px;overflow-wrap:anywhere}
.customer-logo-detail{display:block;font-size:12px;font-weight:400;line-height:1.6;color:var(--muted);margin-top:2px}
@media(max-width:1100px){.customer-logo-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.customer-logo-grid figure{padding:24px 20px 18px}.customer-logo-visual{height:142px}}
@media(max-width:650px){.customer-section{padding:44px 0 48px;scroll-margin-top:90px}.customer-section .section-heading{margin-bottom:26px}.customer-section .section-heading p{font-size:15px}.customer-logo-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.customer-logo-grid figure{padding:18px 12px 14px}.customer-logo-visual{height:116px}.customer-logo-visual :is(img,svg){height:96px}.customer-logo-grid figcaption{font-size:14px;min-height:48px;margin-top:12px}.customer-logo-detail{font-size:12px}}