:root{--navy:#17312c;--navy2:#244840;--teal:#087c68;--teal2:#0b8e77;--amber:#087c68;--ink:#17211f;--muted:#687570;--line:#d9e2de;--soft:#eef3f1;--white:#fff;--danger:#b33a3a;--radius:16px;--shadow:0 18px 48px rgba(23,49,44,.08)}

*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth}
body{margin:0;min-height:100vh;display:flex;flex-direction:column;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;color:var(--ink);background:#f6f8f7;line-height:1.55}
main{flex:1}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit}
:is(a,button,input,select,textarea,summary):focus-visible{outline:3px solid #087c68;outline-offset:3px}
.container{width:min(1180px,calc(100% - 40px));margin:auto}
.skip{position:absolute;left:-999px}
.skip:focus{left:16px;top:16px;z-index:99;background:#fff;padding:12px}
.topbar{background:#fff;color:var(--muted);font-size:.82rem;padding:7px 0;border-bottom:1px solid var(--line)}
.topbar .container{display:flex;justify-content:space-between;gap:20px}
.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.97);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.header-row{min-height:82px;display:flex;align-items:center;gap:clamp(12px,1.6vw,28px)}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--navy);font-size:1.16rem;white-space:nowrap}
.brand-logo img{display:block;width:220px;height:auto;max-height:48px}
.brand-text{display:grid;gap:0;font-size:1.28rem;letter-spacing:-.025em;line-height:1.05}
.brand-text small{margin-top:5px;letter-spacing:0}
.brand svg{width:34px;height:42px}
.brand small{display:block;font-size:.68rem;font-weight:600;color:var(--muted)}
nav{display:flex;gap:clamp(12px,1.5vw,24px);align-items:center;margin-left:auto}
nav a{font-weight:650;font-size:.94rem}
nav a:hover{color:var(--teal)}
.phone{font-weight:800;color:var(--navy)}
.header-cart{white-space:nowrap}
.cart-icon{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:0 0 auto}
.cart-count{min-width:22px;height:22px;padding:0 6px;border-radius:999px;background:#fff;color:var(--teal);display:inline-flex;align-items:center;justify-content:center;font-size:.75rem}
.cart-count[hidden]{display:none}
.btn{border:0;border-radius:9px;padding:13px 20px;display:inline-flex;align-items:center;justify-content:center;gap:9px;font-weight:800;cursor:pointer;transition:.2s transform,.2s box-shadow,.2s background}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--teal);color:#fff;box-shadow:0 10px 24px rgba(8,124,104,.18)}
.btn-primary:hover{background:#066b5a}
.btn-dark{background:var(--navy);color:#fff}
.btn-outline{border:1px solid var(--line);background:#fff;color:var(--navy)}
.menu-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;padding:0;appearance:none;-webkit-appearance:none;background:transparent;border:0;border-radius:8px;color:var(--navy);cursor:pointer}
.menu-toggle:hover,.menu-toggle[aria-expanded="true"]{background:#edf4f1}
.menu-icon{position:relative;display:block;width:22px;height:16px;border-top:2px solid currentColor;border-bottom:2px solid currentColor}
.menu-icon::after{content:"";position:absolute;left:0;top:5px;width:100%;border-top:2px solid currentColor}
.hero{overflow:hidden;background:#f4f7f5;color:var(--ink);border-bottom:1px solid var(--line)}
.hero-grid{min-height:430px;display:grid;grid-template-columns:1.1fr .8fr;align-items:center;gap:32px;padding:42px 0}
.eyebrow{display:inline-flex;gap:8px;align-items:center;padding:7px 11px;border-radius:999px;background:#dff3f0;color:#075e57;font-size:.82rem;font-weight:800;letter-spacing:.03em;text-transform:uppercase}
.hero h1{font-size:clamp(2.4rem,4.4vw,4.1rem);line-height:1.04;letter-spacing:-.05em;margin:0 0 18px;color:var(--ink)}
.hero p{font-size:1.15rem;color:#52615c;max-width:640px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;color:#43514d;font-size:.92rem;font-weight:700;max-width:620px}
.hero-points span:before{content:'✓';color:var(--teal);font-weight:900;margin-right:7px}
.hero-note{max-width:720px;margin:16px 0 0!important;font-size:.9rem!important;line-height:1.5;color:var(--muted)!important}
.hero .btn-outline{background:transparent;border-color:#b9c8c3;color:var(--navy)}
.hero .btn-outline:hover{background:#e7efec}
.hero-visual{position:relative;display:flex;align-items:center;justify-content:center;min-height:360px;align-self:stretch;overflow:hidden}
.hero-visual img{width:100%;height:auto;margin:0;border-radius:0}
.section{padding:86px 0;background:#fff}
.section.soft{background:var(--soft)}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:34px}
.kicker{color:var(--teal);font-weight:850;text-transform:uppercase;letter-spacing:.08em;font-size:.78rem}
.section h2,.page-hero h1{font-size:clamp(2rem,4vw,3.25rem);line-height:1.08;letter-spacing:-.035em;margin:8px 0 10px}
.section-head p{color:var(--muted);max-width:560px}
.retail-priority{display:flex;gap:12px;align-items:center;background:transparent;border-bottom:1px solid var(--line);padding:0 0 8px;border-radius:0}
.retail-priority strong{background:transparent;color:var(--teal);padding:8px 0;border-radius:0}
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.product-card{border:1px solid var(--line);border-radius:14px;padding:16px;background:#fff;display:flex;flex-direction:column;min-height:430px;box-shadow:none}
.product-card.featured{border-color:#a9cfc5;background:#fbfdfc}
.product-card-head{display:flex;align-items:flex-start;justify-content:space-between;gap:9px;min-height:52px}
.product-card h3{font-size:1.08rem;line-height:1.28;margin:0;font-weight:800}
.product-card h3 span{display:inline;color:var(--teal);white-space:nowrap}
.details-link{flex:0 0 auto;color:var(--teal);font-size:.75rem;font-weight:750;line-height:1.35;padding-top:2px;white-space:nowrap}
.details-link:hover{text-decoration:underline}
.product-subtitle{font-size:.76rem;color:var(--muted);margin:-8px 0 4px}
.pack-chips{display:flex;gap:7px;flex-wrap:wrap;margin:16px 0}
.chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:7px 10px;font-size:.8rem;cursor:pointer}
.pack-prices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;margin:10px 0 16px}
.pack-price{display:flex;flex-direction:column;align-items:flex-start;justify-content:space-between;gap:4px;width:100%;min-height:58px;padding:9px;border:1px solid var(--line);border-radius:8px;background:transparent;color:var(--ink);cursor:pointer;text-align:left;font-size:.72rem;line-height:1.25}
.pack-price span{font-weight:750}
.pack-price strong{color:var(--muted);font-size:.69rem;font-weight:700;white-space:normal}
.pack-price:hover,.pack-price.active{border-color:var(--teal);background:#edf7f2;box-shadow:inset 3px 0 0 var(--teal);padding:9px}
.pack-price.active strong{color:var(--teal)}
.price{margin-top:auto;padding:11px 0 12px;border-top:1px solid var(--line);display:flex;align-items:flex-end;justify-content:space-between;gap:8px}
.price small{display:block;color:var(--muted);font-size:.72rem;line-height:1.3}
.price strong{font-size:1.22rem;color:var(--navy);white-space:nowrap}
.card-links{display:grid;grid-template-columns:.8fr 1.2fr;gap:8px}
.card-links .btn{flex:1;padding:11px 8px}
.product-card .card-links .btn{font-size:.72rem;line-height:1.25;text-align:center}
.order-heading{margin-top:58px;max-width:760px}
.order-heading h2{margin-bottom:8px}
.order-heading p{margin:0;color:var(--muted)}
.form-grid .order-schedule{grid-column:1/-1;margin:2px 0 0;padding:13px 0 0;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem;line-height:1.55}
.order-empty{margin-top:34px;border:1px solid #cadbd5;background:#e9f2ef;border-radius:20px;padding:46px 30px;text-align:center}
.order-empty[hidden]{display:none}
.order-empty-icon{width:54px;height:54px;border-radius:50%;background:#dcece6;color:var(--teal);display:grid;place-items:center;margin:0 auto 12px}
.order-empty-icon .cart-icon{width:27px;height:27px}
.order-empty h3{font-size:1.55rem;margin:0 0 6px}
.order-empty p{color:var(--muted);margin:0 0 20px}
.order-wrap{display:grid;grid-template-columns:.75fr 1.25fr;gap:28px;background:#e9f2ef;border:1px solid #cadbd5;border-radius:20px;padding:30px;box-shadow:none;margin-top:34px}
.order-wrap[hidden]{display:none}
.selected{background:#f8fbfa;border:1px solid var(--line);border-radius:14px;padding:24px}
.selected-label{color:var(--muted);font-size:.85rem}
.selected h3{font-size:1.35rem;margin:7px 0}
.selected-pack{font-weight:850;color:var(--teal)}
.selected-items{display:grid;gap:9px;margin-top:14px}
.selected-item{display:flex;justify-content:space-between;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:11px 12px}
.selected-item>span{display:grid;min-width:0}
.selected-item small{color:var(--teal);font-weight:750}
.selected-actions{display:flex;align-items:center;gap:9px;flex:0 0 auto}
.quantity-control{display:grid;grid-template-columns:32px 30px 32px;align-items:center;border:1px solid var(--line);border-radius:9px;overflow:hidden;background:#fff}
.quantity-control b{text-align:center;font-size:.9rem}
.quantity-control button,.selected-item .remove-item{width:32px;height:32px;border:0;background:#f2f5f7;color:var(--navy);font-size:1.15rem;cursor:pointer}
.quantity-control button:disabled{color:#aeb9b5;cursor:default}
.selected-item .remove-item{border-radius:50%;font-size:1.25rem}
.empty-selection{color:var(--muted);font-size:.92rem}
.order-subtotal{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-top:16px;padding-top:14px;border-top:1px solid var(--line)}
.order-subtotal[hidden]{display:none}
.order-subtotal span{color:var(--muted);font-size:.88rem}
.order-subtotal strong{color:var(--navy);font-size:1.45rem;line-height:1;white-space:nowrap}
.change-order{margin-top:14px;border:0;background:transparent;color:var(--teal);font-weight:750;padding:0;cursor:pointer;text-decoration:underline;text-underline-offset:3px}
.warning{margin-top:20px;border-left:3px solid var(--teal);padding:12px 14px;background:#eef5f2;color:#334740;font-size:.9rem}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-size:.84rem;font-weight:750;color:#41576d}
.field input,.field select,.field textarea{width:100%;border:1px solid #cbd8d3;border-radius:8px;padding:12px 13px;background:#fff;color:var(--ink)}
.field textarea{min-height:88px;resize:vertical}
.form-actions{grid-column:1/-1;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.form-actions small{color:var(--muted);max-width:380px}
.result{grid-column:1/-1;background:#e7f6f1;border-radius:12px;padding:13px}
.wholesale-banner{position:relative;overflow:hidden;border-radius:20px;min-height:370px;background:#17312c;color:#fff;display:grid;grid-template-columns:1fr 1fr;align-items:center}
.wholesale-banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.56}
.wholesale-copy{position:relative;z-index:2;padding:44px;background:linear-gradient(90deg,rgba(23,49,44,.99),rgba(23,49,44,.84),transparent)}
.wholesale-copy h2{font-size:2.5rem}
.wholesale-copy p{color:#dceaf2;max-width:520px}
.wholesale-details{margin-top:28px;display:grid;grid-template-columns:1.25fr .75fr;gap:22px}
.price-table,.wholesale-form{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px}
.price-table table{width:100%;border-collapse:collapse}
.price-table th,.price-table td{text-align:left;border-bottom:1px solid var(--line);padding:11px 8px;font-size:.9rem}
.price-table th{color:var(--muted)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.trust{border-top:2px solid var(--teal);padding:20px 0;background:transparent;border-radius:0}
.trust b{display:block;margin-bottom:8px}
.uses-section{background:#f6f8f7;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.uses-head{align-items:end}
.uses-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.use-card{min-height:190px;border:1px solid #cfdad6;border-radius:15px;background:#fff;color:var(--ink);padding:22px;text-align:left;display:grid;grid-template-columns:1fr auto;grid-template-rows:auto 1fr auto;gap:16px;cursor:pointer;transition:.2s border-color,.2s transform,.2s box-shadow}
.use-card:hover,.use-card:focus-visible{border-color:var(--teal);transform:translateY(-2px);box-shadow:var(--shadow);outline:none}
.use-card-arrow{grid-column:2;width:34px;height:34px;border-radius:50%;background:#e5f2ed;color:var(--teal);display:grid;place-items:center;font-size:1.25rem;font-weight:800}
.use-card strong{grid-column:1/-1;align-self:end;font-size:1.18rem;line-height:1.3;color:var(--navy)}
.use-card small{grid-column:1/-1;color:var(--muted);font-size:.88rem;line-height:1.5}
.use-dialog{width:min(720px,calc(100% - 32px));max-height:min(820px,calc(100dvh - 48px));padding:0;border:0;border-radius:20px;background:#fff;color:var(--ink);box-shadow:0 28px 90px rgba(10,35,29,.3);overflow:hidden}
.use-dialog::backdrop{background:rgba(15,28,24,.68);backdrop-filter:blur(3px)}
.use-dialog-scroll{max-height:min(820px,calc(100dvh - 48px));overflow:auto;padding:48px 52px 44px}
.use-dialog article[hidden]{display:none}
.use-dialog h2{font-size:clamp(2rem,4vw,3rem);line-height:1.08;letter-spacing:-.035em;margin:10px 44px 22px 0;color:var(--navy)}
.use-dialog p{color:#43514d;font-size:1rem}
.use-dialog .use-products{margin:24px 0;padding:16px 18px;background:#edf6f2;border-left:3px solid var(--teal);color:var(--navy)}
.use-dialog-close{position:absolute;z-index:2;right:18px;top:18px;width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--navy);font-size:1.5rem;cursor:pointer}
.use-dialog-open{overflow:hidden}
.use-dialog-open .mobile-bar,.use-dialog-open #bingc-phone-button,.use-dialog-open #bingc-passive,.use-dialog-open .bingc-phone-button,.use-dialog-open [id^="bingc-"],.use-dialog-open .back-to-top,.use-dialog-open #back-to-top,.use-dialog-open .scroll-top,.use-dialog-open .to-top{display:none!important}
.acid-range-section{background:var(--navy);color:#fff}
.acid-range-head p{color:#c9d8d3}
.acid-range-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.acid-range-groups{display:grid;gap:28px}
.acid-range-group{display:grid;gap:12px}
.acid-range-label{font-size:.78rem;font-weight:850;letter-spacing:.08em;text-transform:uppercase;color:#9fd6ca}
.acid-range-group .acid-range-grid{grid-template-columns:repeat(3,1fr)}
.acid-range-card{min-height:150px;border:1px solid rgba(255,255,255,.18);border-radius:14px;padding:22px;display:flex;flex-direction:column;justify-content:space-between;background:rgba(255,255,255,.05);transition:.2s transform,.2s background}
.acid-range-card:hover{transform:translateY(-2px);background:rgba(255,255,255,.09)}
.acid-range-card strong{font-size:1.15rem}
.acid-range-card span{font-size:.82rem;color:#9fd6ca;font-weight:750}
.section-action{margin-top:26px;display:flex;justify-content:flex-start}
.acid-range-section .btn-dark{background:#fff;color:var(--navy)}
.faq-section{background:#f6f8f7}
.faq-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px;align-items:start}
.faq-intro p{color:var(--muted);max-width:440px}
.faq details{border-bottom:1px solid var(--line);padding:16px 0}
.faq summary{font-weight:750;cursor:pointer;list-style:none;padding-right:28px;position:relative}
.faq summary:after{content:'+';position:absolute;right:0;font-size:1.25rem;color:var(--teal)}
.faq details[open] summary:after{content:'−'}
.faq details p{color:var(--muted);margin-bottom:4px}
.blog-preview-section{background:#fff}
.blog-preview-head{align-items:end}
.article-list{display:grid;gap:12px}
.article-preview-grid,.blog-feed{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.article-card{display:block;padding:22px;border:1px solid var(--line);border-radius:14px;background:#fff;transition:.2s border-color,.2s transform,.2s box-shadow}
.article-card[hidden]{display:none}
.article-card:hover{border-color:#a9cfc5;transform:translateY(-2px);box-shadow:var(--shadow)}
.article-card span{font-size:.78rem;color:var(--teal);font-weight:800}
.article-card h3{margin:6px 0}
.article-card p{margin:0;color:var(--muted);font-size:.92rem}
.blog-feed{display:grid}
.blog-feed-status{margin-top:24px;padding:16px 18px;border:1px solid var(--line);border-radius:10px;color:var(--muted);text-align:center;background:#f6f8f7}
.blog-feed-sentinel{height:1px}
.contacts{display:grid;grid-template-columns:1.15fr .85fr;gap:38px;align-items:stretch}
.contacts>div:first-child{padding:12px 0}
.contact-benefits{display:grid;gap:0;margin:26px 0}
.contact-benefits span{padding:14px 0;border-top:1px solid var(--line);color:#40504b}
.contact-actions{display:flex;align-items:center;flex-wrap:wrap;gap:12px 18px}
.contact-inline-link{display:inline-flex;align-items:center;min-height:44px;color:var(--teal);font-weight:750}
@media(max-width:640px){.contact-actions{align-items:flex-start;flex-direction:column;gap:8px}.contact-inline-link{padding:0 4px}}
.contact-panel{background:#edf4f1;color:var(--navy);border:1px solid #cbdcd6;border-radius:16px;padding:34px}
.contact-panel a{color:var(--teal);font-weight:750}
.contact-panel p{color:#43534e;border-bottom:1px solid #d6e2de;padding-bottom:14px}
.contact-panel p:last-child{border-bottom:0;padding-bottom:0}
.legal-note{background:#edf4f1;border:1px solid #cbdcd6;border-radius:10px;padding:16px;color:#344740}
.site-footer{background:#111b18;color:#cbd8d3;padding:52px 0 54px}
.back-to-top{position:fixed;right:24px;bottom:132px;z-index:45;width:46px;height:46px;border:1px solid #b6d2c8;border-radius:50%;background:#fff;color:var(--teal);font-size:1.45rem;font-weight:800;box-shadow:0 10px 30px rgba(19,56,47,.16);cursor:pointer}
.back-to-top:hover{background:#eaf5f0}
.back-to-top[hidden]{display:none}
.footer-inner{display:grid;gap:38px}
.footer-top{display:flex;justify-content:space-between;align-items:start;gap:40px}
.footer-brand>a{display:inline-block;color:#fff;font-size:1.65rem;font-weight:800;letter-spacing:-.035em;line-height:1.1}
.footer-brand p{max-width:380px;margin:11px 0 0;color:#aebfb8;font-size:.95rem}
.footer-contact{display:grid;justify-items:end;gap:4px;text-align:right}
.footer-contact span,.footer-contact small{color:#9fb3aa;font-size:.85rem}
.footer-contact>a{color:#fff;font-size:1.28rem;font-weight:750;white-space:nowrap}
.footer-contact>a:hover,.footer-nav a:hover{color:#7addc5}
.footer-nav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:36px;margin:0;padding-top:30px;border-top:1px solid rgba(255,255,255,.17)}
.footer-nav .footer-links{display:grid;align-content:start;justify-items:start;gap:10px}
.footer-nav strong{display:block;margin-bottom:5px;color:#fff;font-size:.9rem}
.footer-nav a{color:#cbd8d3;font-size:.94rem;font-weight:500;line-height:1.4}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px 24px;padding-top:24px;margin-top:30px;border-top:1px solid rgba(255,255,255,.17);color:#aebfb8;font-size:.82rem}
.footer-bottom a{color:#fff;text-decoration:underline;text-underline-offset:3px}
.footer-bottom .developer-credit a{text-decoration:none;font-weight:750}
.language-switch{display:inline-flex;align-items:center;gap:2px;border:1px solid var(--line);border-radius:8px;padding:3px;white-space:nowrap}
.language-switch a{padding:5px 7px;border-radius:5px;color:var(--muted);font-size:.75rem;font-weight:800;line-height:1.3}
.language-switch a[aria-current="page"]{background:var(--teal);color:#fff}
.about-page.section{max-width:1180px;padding:72px 0 86px;background:transparent}
.about-intro{max-width:820px;margin-bottom:40px}
.about-lead{font-size:clamp(1.25rem,2vw,1.65rem);line-height:1.45;color:var(--navy);margin:0 0 25px}
.about-benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:76px}
.about-benefits>div{padding:26px 0;border-top:2px solid #168a77}
.about-benefits strong{display:block;color:var(--navy);font-size:1.1rem;margin-bottom:8px}
.about-benefits p{margin:0;color:#50615b;line-height:1.55}
.about-sections{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:8%;row-gap:58px}
.about-sections section{min-width:0}
.about-sections h2,.about-cta h2{font-size:clamp(1.6rem,2.5vw,2.25rem);line-height:1.15;margin:12px 0 18px}
.about-sections p,.about-sections li,.about-cta p{font-size:1.04rem;line-height:1.7;color:#41534d}
.about-sections ol{padding-left:22px}
.about-sections li{padding-left:5px;margin-bottom:8px}
.about-sections a,.about-cta p a{color:var(--teal);text-underline-offset:3px}
.about-cta{display:flex;align-items:center;justify-content:space-between;gap:36px;border-top:1px solid #d5e0db;margin-top:76px;padding-top:42px}
.about-cta>div{max-width:760px}
.about-cta .btn{flex:none}
@media(max-width:760px){.about-page.section{padding:48px 0 62px}.about-benefits{grid-template-columns:1fr;gap:14px;margin-bottom:52px}.about-benefits>div{padding:18px 0 4px}.about-sections{grid-template-columns:1fr;row-gap:36px}.about-cta{display:block;margin-top:52px}.about-cta .btn{margin-top:18px}}
.mobile-bar{display:none}
.cart-overlay{position:fixed;inset:0;background:rgba(15,28,24,.46);z-index:2147483000;backdrop-filter:blur(2px)}
.cart-overlay[hidden]{display:none}
.cart-drawer{position:fixed;z-index:2147483001;isolation:isolate;top:0;right:0;width:min(460px,100%);height:100dvh;background:#fff;box-shadow:-24px 0 60px rgba(23,49,44,.18);padding:26px;display:grid;grid-template-rows:auto minmax(0,1fr) auto;transform:translateX(105%);transition:transform .25s ease;visibility:hidden}
.cart-drawer.open{transform:translateX(0);visibility:visible}
.cart-open{overflow:hidden}
.cart-open .mobile-bar,.cart-open .cart-toast,.cart-open #bingc-phone-button,.cart-open #bingc-passive,.cart-open .bingc-phone-button,.cart-open [id^="bingc-"],.cart-open .back-to-top,.cart-open #back-to-top,.cart-open .scroll-top,.cart-open .to-top{display:none!important}
.cart-drawer-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.cart-drawer-head h2{font-size:2rem;margin:2px 0 0}
.cart-close{width:40px;height:40px;border:1px solid var(--line);border-radius:50%;background:#fff;color:var(--navy);font-size:1.5rem;cursor:pointer}
.cart-items{min-height:0;overflow:auto;overscroll-behavior:contain;padding:18px 2px;display:grid;align-content:start;gap:10px}
.cart-empty{text-align:center;padding:56px 10px}
.cart-empty>.cart-icon{width:42px;height:42px;color:var(--teal);margin:auto}
.cart-empty h3{margin:12px 0 4px}
.cart-empty p{color:var(--muted);margin:0 0 20px}
.cart-drawer-footer{position:relative;z-index:2;padding-top:18px;padding-bottom:max(0px,env(safe-area-inset-bottom));border-top:1px solid var(--line);background:#fff;display:grid;gap:10px}
.cart-drawer-footer[hidden]{display:none}
.cart-total{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:4px}
.cart-total span{color:var(--muted)}
.cart-total strong{font-size:1.5rem;color:var(--navy)}
.cart-continue{border:0;background:transparent;color:var(--teal);font-weight:750;padding:8px;cursor:pointer}
.cart-toast{position:fixed;z-index:2147483002;right:24px;bottom:24px;max-width:360px;background:var(--navy);color:#fff;border-radius:12px;padding:14px 18px;box-shadow:var(--shadow);font-weight:700}
.cart-toast[hidden]{display:none}
.page-hero{background:linear-gradient(120deg,#edf5f1,#f6f9f7);border-bottom:1px solid var(--line);padding:50px 0 44px}
.page-hero > .container{padding:0}
.page-hero:has(+ article.prose){background:#fff;border-bottom:0;padding-bottom:18px}
main:has(> .page-hero){background:#fff;display:flex;flex-direction:column}
.page-hero + .section:last-child{flex:1}
.page-hero p{color:var(--muted);max-width:720px;font-size:1.1rem}
.page-hero .article-byline{font-size:.9rem;margin:16px 0 0;color:var(--muted)}
.article-byline a{color:var(--teal);font-weight:750}
.prose{max-width:980px}
.page-hero + article.prose{max-width:1180px;background:transparent;border:0;border-radius:0;padding:20px 0 0;margin-top:0;margin-bottom:80px;box-shadow:none}
.page-hero + article.prose .legal-note{border:0;border-radius:14px;background:#f2f6f4;padding:20px 24px}
.page-hero + article.prose > h2:first-child{margin-top:0}
.prose h2{font-size:1.8rem;margin-top:1.8em}
.prose h3{font-size:1.25rem;margin-top:1.7em}
.prose p,.prose li{color:#3e5650;font-size:1rem;line-height:1.72}
.prose a:not(.btn){color:var(--teal);text-decoration:underline;text-underline-offset:3px}
.prose ul,.prose ol{padding-left:1.5rem}
.prose li{padding:3px 0}
.prose .btn{text-decoration:none}
.article-overview{display:grid;grid-template-columns:1.05fr .95fr;gap:20px;margin:0 0 34px}
.article-infographic,.article-facts{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#f3f8f6}
.article-infographic{margin:0}
.article-infographic img{display:block;width:100%;height:100%;min-height:280px;object-fit:contain}
.article-infographic-photo{position:relative;aspect-ratio:1;background:#f6f8f6}
.article-infographic-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.article-infographic-copy{position:absolute;top:5%;left:5%;bottom:5%;width:48%;display:flex;flex-direction:column;gap:clamp(8px,1.2vw,18px);color:#14382f;text-shadow:0 1px 10px #fff;background:linear-gradient(90deg,rgba(255,255,255,.88),rgba(255,255,255,.26));border-radius:12px;padding:clamp(12px,2vw,28px)}
.article-infographic-copy strong{font-size:clamp(18px,2vw,32px);line-height:1.1}
.article-infographic-copy span{font-size:clamp(12px,1.1vw,17px);line-height:1.35;font-weight:650}
@media(max-width:640px){.article-infographic-copy{width:56%;gap:8px;padding:12px}.article-infographic-copy strong{font-size:clamp(17px,5vw,25px)}.article-infographic-copy span{font-size:clamp(11px,3vw,14px)}}
.article-facts{padding:22px;background:#fff}
.article-facts h2{font-size:1.2rem;margin:0 0 12px}
.article-facts table{width:100%}
.article-facts th{font-weight:700;color:var(--muted);width:42%}
.article-related{border-top:1px solid var(--line);padding-top:26px;margin-top:42px}
.article-related h2{font-size:1.35rem;margin:0 0 12px}
.article-related-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.article-related-links a{display:block;border:1px solid var(--line);border-radius:10px;padding:13px 16px;background:#f6faf8;text-decoration:none!important;font-weight:700}
.article-related-links a:hover{border-color:var(--teal)}
.prose table{width:100%;border-collapse:collapse}
.prose td,.prose th{padding:12px;border-bottom:1px solid var(--line);text-align:left}
.catalog-placeholder-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.catalog-placeholder-card{min-height:210px;border:1px solid var(--line);border-radius:14px;padding:22px;background:#fff;display:flex;flex-direction:column;justify-content:flex-end}
.catalog-placeholder-card span{color:var(--teal);font-size:.78rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em}
.catalog-placeholder-card h3{margin:8px 0 6px;font-size:1.25rem}
.catalog-placeholder-card p{margin:0;color:var(--muted);font-size:.9rem}
.catalog-section{scroll-margin-top:82px}
.primary-catalog-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;align-items:stretch}
.primary-catalog-grid .catalog-product-card{height:100%}
.extended-product-grid{columns:2;column-gap:18px}
.catalog-product-card{min-height:0;padding:20px;break-inside:avoid;margin:0 0 18px;width:100%;display:inline-flex}
.catalog-product-card .product-card-head{min-height:42px}
.catalog-product-card .catalog-pack-list{grid-template-columns:repeat(2,minmax(0,1fr));margin-bottom:18px}
.catalog-product-card .pack-price{min-height:68px}
.catalog-product-card .pack-price-wide{grid-column:1/-1}
.technical-product-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;column-count:auto}
.technical-product-grid .catalog-product-card{margin:0;display:flex}
.technical-phosphoric{grid-column:1;grid-row:1/span 2}
.technical-boric{grid-column:2;grid-row:1}
.technical-sulfamic{grid-column:2;grid-row:2}
.catalog-tare-note{margin:24px 0 0;color:var(--muted);font-size:.9rem}
.product-page{padding:48px 0 72px;background:#fff}
.product-commerce{display:grid;grid-template-columns:minmax(0,.94fr) minmax(0,1.06fr);background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:0 18px 48px rgba(19,56,47,.08)}
.product-commerce .product-shop-card{grid-column:1;grid-row:1/span 2;border:0;border-right:1px solid var(--line);border-radius:0;box-shadow:none;padding:32px;min-width:0}
.product-commerce .product-shop-card .price{margin-top:24px}
.product-shop-card .pack-summary{justify-content:space-between;gap:12px}
.pack-summary-info{display:flex;align-items:center;gap:12px;min-width:0}
.pack-summary-info [data-pack-image]{display:block;width:64px;height:64px;object-fit:contain;flex:none}
.pack-summary-info [data-pack-image][hidden]{display:none}
.product-order-panel{display:contents}
.product-commerce .order-heading{grid-column:2;grid-row:1;margin:0;max-width:none;padding:32px 32px 12px;background:#f3f8f6;scroll-margin-top:90px}
.product-commerce .order-heading h2{font-size:1.55rem;margin:0 0 5px}
.product-commerce .order-heading p{font-size:.9rem;line-height:1.45}
.product-commerce .order-empty{grid-column:2;grid-row:2;align-self:stretch;margin:0;padding:28px 32px 34px;background:#f3f8f6;border:0;border-radius:0;text-align:left}
.product-commerce .order-empty-icon{width:42px;height:42px;margin:0 0 14px;background:#dcece6}
.product-commerce .order-empty-icon .cart-icon{width:21px;height:21px}
.product-commerce .order-empty h3{font-size:1.2rem;margin-bottom:6px}
.product-commerce .order-empty p{font-size:.9rem;margin-bottom:16px}
.product-commerce .order-empty .btn{padding:10px 14px;background:transparent;color:var(--teal);box-shadow:none;border:1px solid #a9cfc5}
.product-commerce .order-wrap:not([hidden]){display:contents}
.product-commerce .selected{grid-column:2;grid-row:2;align-self:stretch;margin:0;padding:10px 32px 32px;background:#f3f8f6;border:0;border-radius:0}
.product-commerce .selected-items{gap:8px;margin-top:12px}
.product-commerce .selected-item{box-shadow:0 5px 16px rgba(19,56,47,.04)}
.product-commerce .warning{margin-top:16px;background:#e6f1ed}
.product-commerce #order-form{grid-column:1/-1;grid-row:3;grid-template-columns:repeat(2,minmax(0,1fr));padding:28px 32px 32px;border-top:1px solid var(--line);background:#fff}
.product-commerce #order-form .field.full{grid-column:1/-1}
.product-shop-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:start}
.product-shop-card{padding:28px;min-height:0;margin:0;display:flex}
.product-shop-card h1{font-size:clamp(2rem,4vw,3.2rem);line-height:1.05;letter-spacing:-.035em;margin:8px 0 10px}
.product-shop-lead{color:var(--muted);margin:0 0 16px}
.product-page-packs{grid-template-columns:repeat(2,minmax(0,1fr));margin:0 0 20px}
.product-page .product-shop-card>.btn{width:100%;margin-top:10px}
.product-facts{background:var(--navy);color:#fff;border-radius:18px;padding:30px;display:grid;gap:20px;box-shadow:0 16px 40px rgba(22,55,47,.12)}
.product-facts h2{font-size:1.65rem;margin:0}
.product-facts>p{color:#c9ddd6;margin:0;line-height:1.6}
.product-fact-list{display:grid;gap:12px}
.product-fact{display:grid;grid-template-columns:38px 1fr;gap:12px;align-items:start;padding-top:12px;border-top:1px solid rgba(255,255,255,.14)}
.product-fact i{width:34px;height:34px;border-radius:50%;background:rgba(45,189,160,.15);color:#69ddc5;display:grid;place-items:center;font-style:normal;font-weight:900}
.product-fact b{display:block;margin-bottom:3px}
.product-fact span{font-size:.86rem;color:#b8cec6;line-height:1.45}
.product-order-section{padding:0 0 72px;background:#fff}
.product-order-section .quick-order{max-width:none}
.product-order-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:20px}
.product-order-head h2{font-size:clamp(2rem,4vw,3rem);margin:5px 0 0}
.product-order-head p{max-width:520px;color:var(--muted);margin:0}
.product-order-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px;align-items:start}
.detail-order-empty{padding:18px;background:#fff;border:1px dashed #b8d6cd;border-radius:9px;display:grid;gap:5px}
.detail-order-empty span{font-size:.82rem;color:var(--muted);line-height:1.45}
.detail-order-items .selected-item{background:#fff}
.related-products{overflow:hidden}
.related-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:22px}
.related-head h2{margin:5px 0 0;font-size:clamp(2rem,4vw,3rem)}
.related-controls{display:flex;gap:8px}
.related-controls button{width:44px;height:44px;border:1px solid var(--line);border-radius:50%;background:#fff;color:var(--navy);font-size:1.3rem;cursor:pointer}
.related-track{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(260px,calc((100% - 54px)/4));gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;padding:2px 2px 16px}
.related-track::-webkit-scrollbar{display:none}
.related-card{scroll-snap-align:start;border:1px solid var(--line);border-radius:14px;padding:22px;background:#fff;display:flex;flex-direction:column;min-height:205px}
.related-card h3{font-size:1.2rem;margin:10px 0 8px}
.related-card p{color:var(--muted);font-size:.88rem;margin:0 0 18px}
.related-card .btn{margin-top:auto}
.catalog-tabs{display:inline-flex;gap:5px;padding:5px;border:1px solid var(--line);border-radius:13px;background:#fff;margin-top:22px}
.catalog-tabs button{border:0;background:transparent;color:var(--navy);font:inherit;font-weight:800;padding:12px 24px;border-radius:9px;cursor:pointer}
.catalog-tabs button.active{background:var(--teal);color:#fff}
.catalog-wholesale-note{display:none;max-width:680px;font-size:.84rem;line-height:1.5;color:var(--muted)}
body[data-catalog-mode="wholesale"] .catalog-wholesale-note{display:block}
body[data-catalog-mode="retail"] .pack-price[data-sale-mode="wholesale"],body[data-catalog-mode="wholesale"] .pack-price[data-sale-mode="retail"]{display:none}
.catalog-product-card[hidden],.catalog-section[hidden]{display:none}
.optional-field[hidden],.optional-field [hidden]{display:none}
.check-row{display:flex!important;align-items:center;gap:9px;font-weight:650!important;cursor:pointer}
.check-row input{width:auto!important;min-height:0!important;flex:none}
.optional-field textarea{width:100%;border:1px solid var(--line);border-radius:9px;padding:12px;background:#fff;color:var(--ink);font:inherit;resize:vertical}
.optional-field small{font-size:.78rem;color:var(--muted)}
.quick-order{background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px;box-shadow:0 16px 40px rgba(22,55,47,.08)}
.quick-order h2{font-size:1.8rem;margin:8px 0}
.quick-order>p{color:var(--muted);margin:0 0 20px}
.quick-order-selection{border:1px solid #b8d6cd;background:#eef7f4;border-radius:11px;padding:15px;margin:0 0 18px}
.quick-order-selection>span{display:block;color:var(--teal);font-size:.73rem;font-weight:850;text-transform:uppercase;letter-spacing:.06em;margin-bottom:5px}
.detail-order-items{display:grid;gap:8px;margin-top:10px}
.detail-order-line{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;background:#fff;border:1px solid #d4e4df;border-radius:8px;padding:10px}
.detail-order-line span{min-width:0}
.detail-order-line b{display:block;font-size:.84rem}
.detail-order-line small{display:block;color:var(--muted);font-size:.75rem;margin-top:3px}
.detail-order-line>strong{font-size:.88rem;color:var(--navy);white-space:nowrap}
.detail-order-total{display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid #c9ded7;padding-top:12px;margin-top:12px}
.detail-order-total b{font-size:.82rem;color:var(--muted)}
.detail-order-total strong{font-size:1.15rem;color:var(--navy);white-space:nowrap}
.quick-order form{display:grid;gap:13px}
.quick-order .field{display:grid;gap:6px}
.quick-order .field label{font-weight:750;font-size:.86rem}
.quick-order input,.quick-order select{width:100%;min-height:48px;border:1px solid var(--line);border-radius:9px;padding:0 12px;background:#fff;color:var(--ink);font:inherit}
.quick-order form>small{color:var(--muted);line-height:1.45}
.product-description{max-width:1000px}
.product-pack-note{margin:0 0 14px;color:var(--muted);font-size:.875rem;line-height:1.5}
.spec-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:24px 0}
.spec-grid>div{border:1px solid var(--line);border-radius:10px;padding:16px;background:#fff}
.spec-grid span{display:block;color:var(--muted);font-size:.78rem;margin-bottom:6px}
.spec-grid strong{font-size:.95rem}
.breadcrumbs{font-size:.86rem;color:var(--muted);margin-bottom:18px}
.notice{padding:18px;border-radius:10px;background:#e7f1ed;border-left:3px solid var(--teal)}
.thankyou-page{min-height:calc(100dvh - 83px);display:grid;place-items:center;padding:60px 0;background:#f4f7f5}
.thankyou-card{max-width:760px;background:#fff;border:1px solid var(--line);border-radius:22px;padding:52px;text-align:center;box-shadow:var(--shadow)}
.thankyou-mark{width:58px;height:58px;border-radius:50%;background:#e3f3ed;color:var(--teal);display:grid;place-items:center;font-size:1.8rem;font-weight:900;margin:0 auto 18px}
.thankyou-card h1{font-size:clamp(2.3rem,5vw,3.8rem);line-height:1.05;margin:8px 0 18px;letter-spacing:-.04em}
.thankyou-lead{font-size:1.08rem;color:var(--muted);max-width:620px;margin:0 auto}
.thankyou-notice{margin:26px 0;background:#eef5f2;border-left:3px solid var(--teal);padding:15px;text-align:left}
.last-order{margin:24px 0;text-align:left;border:1px solid var(--line);border-radius:14px;padding:20px}
.last-order[hidden]{display:none}
.last-order h2{font-size:1.25rem;margin:0 0 12px}
.last-order p{padding:9px 0;margin:0;border-bottom:1px solid var(--line);font-size:.9rem}
.last-order .cart-total{margin-top:14px}
.thankyou-actions{display:flex;justify-content:center;gap:10px;flex-wrap:wrap}
.thankyou-hours{font-size:.88rem;color:var(--muted);margin:24px 0 0}
.not-found-page{background:linear-gradient(120deg,#edf5f1,#f6f9f7);display:flex;align-items:center;overflow:hidden}
.not-found-page>.container{display:flex;align-items:center;justify-content:space-between;gap:32px;padding-top:72px;padding-bottom:80px}
.not-found-content{position:relative;z-index:1;max-width:650px}
.not-found-content h1{font-size:clamp(2.5rem,5.4vw,4.5rem);line-height:1.05;letter-spacing:-.05em;margin:12px 0 20px}
.not-found-content>p{font-size:1.12rem;color:#52615c;max-width:590px;margin:0}
.not-found-actions{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0 24px}
.not-found-content .not-found-help{font-size:.94rem;color:var(--muted)}
.not-found-help a{color:var(--teal);text-decoration:underline;text-underline-offset:3px}
.not-found-number{font-size:clamp(9rem,25vw,19rem);line-height:1;font-weight:900;letter-spacing:-.1em;color:#dce9e4;user-select:none;flex:none}
@media(max-width:760px){.not-found-page>.container{padding-top:58px;padding-bottom:64px}.not-found-number{display:none}.not-found-actions .btn{min-height:48px}}

@media(max-width:980px){nav{position:absolute;left:20px;right:20px;top:76px;background:#fff;border:1px solid var(--line);padding:18px;border-radius:16px;box-shadow:var(--shadow);display:none;flex-direction:column;align-items:flex-start}
nav.open{display:flex}
.menu-toggle{display:flex;margin-left:0}
.header-row>.phone,.header-row>.btn{display:none}
.hero-grid{grid-template-columns:1fr;min-height:auto;padding:50px 0}
.hero-visual{width:min(100%,560px);margin:auto;min-height:300px}
.product-grid{grid-template-columns:repeat(2,1fr)}
.catalog-placeholder-grid{grid-template-columns:repeat(2,1fr)}
.primary-catalog-grid{grid-template-columns:1fr}
.extended-product-grid{columns:1}
.technical-product-grid{display:grid;grid-template-columns:1fr}
.technical-phosphoric,.technical-boric,.technical-sulfamic{grid-column:auto;grid-row:auto}
.trust-grid{grid-template-columns:repeat(2,1fr)}
.uses-grid{grid-template-columns:repeat(2,1fr)}
.wholesale-details,.faq-layout,.contacts{grid-template-columns:1fr}
.acid-range-grid{grid-template-columns:repeat(2,1fr)}
.acid-range-group .acid-range-grid{grid-template-columns:repeat(3,1fr)}
.order-wrap{grid-template-columns:1fr}
.article-overview{grid-template-columns:1fr}
.product-commerce{grid-template-columns:1fr}
.product-commerce .product-shop-card{grid-column:1;grid-row:1;border-right:0;border-bottom:1px solid var(--line)}
.product-commerce .order-heading{grid-column:1;grid-row:2}
.product-commerce .order-empty,.product-commerce .selected{grid-column:1;grid-row:3}
.product-commerce #order-form{grid-column:1;grid-row:4}
.product-shop-layout{grid-template-columns:1fr}
.product-order-grid{grid-template-columns:1fr}
.related-track{grid-auto-columns:minmax(270px,48%)}
.spec-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.footer-nav{gap:24px}
}

@media(max-width:640px){.container{width:min(100% - 28px,1180px)}
.header-row{gap:8px}
.language-switch{margin-left:auto}
.language-switch a{padding:6px 5px;font-size:.7rem}
.brand-logo img{width:min(200px,calc(100vw - 94px))}
.topbar{display:none}
.header-row{min-height:66px}
.hero-grid{padding:34px 0}
.hero h1{font-size:2.5rem}
.hero p{font-size:1rem}
.hero-actions .btn{width:100%}
.hero-points{display:grid;gap:8px}
.hero-visual{min-height:230px;border-radius:20px}
.hero-visual img{width:100%;margin:0 auto -2px}
.product-order-head,.related-head{align-items:flex-start;flex-direction:column}
.related-track{grid-auto-columns:88%}
.section{padding:62px 0}
.section-head{display:block}
.retail-priority{margin-top:18px}
.product-grid{grid-template-columns:1fr}
.catalog-placeholder-grid{grid-template-columns:1fr}
.catalog-product-card .catalog-pack-list{grid-template-columns:1fr}
.product-card{min-height:0}
.product-page-packs{grid-template-columns:1fr}
.page-hero{padding:38px 0 34px}
.page-hero:has(+ article.prose){padding-bottom:12px}
.page-hero + article.prose{padding:18px 0 0;margin-top:0;margin-bottom:50px}
.article-related-links{grid-template-columns:1fr}
.back-to-top{right:15px;bottom:180px;width:42px;height:42px}
.product-commerce .product-shop-card{padding:22px}
.product-commerce .order-heading{padding:22px 22px 10px}
.product-commerce .order-empty{margin:0;padding:22px}
.product-commerce .selected{margin:0;padding:8px 22px 22px}
.product-commerce #order-form{padding:22px;grid-template-columns:1fr}
.spec-grid{grid-template-columns:1fr}
.card-links{grid-template-columns:1fr 1.2fr}
.selected-item{align-items:flex-start;flex-direction:column}
.selected-actions{width:100%;justify-content:space-between}
.form-grid{grid-template-columns:1fr}
.field.full,.form-actions{grid-column:auto}
.wholesale-banner{display:block;min-height:430px}
.wholesale-copy{padding:28px;min-height:430px;background:linear-gradient(90deg,rgba(23,49,44,.98),rgba(23,49,44,.78))}
.wholesale-copy h2{font-size:2rem}
.trust-grid{grid-template-columns:1fr}
.footer-top{display:grid;gap:24px}
.footer-contact{justify-items:start;text-align:left}
.footer-nav{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px 18px}
.footer-nav .footer-links:last-child{grid-column:1/-1}
.acid-range-grid,.article-preview-grid,.blog-feed{grid-template-columns:1fr}
.uses-section,.acid-range-section{padding-block:42px}
.uses-section .section-head,.acid-range-section .section-head{margin-bottom:22px}
.uses-grid{grid-template-columns:1fr;gap:9px}
.use-card{min-height:0;padding:15px 16px;grid-template-columns:minmax(0,1fr) 30px;grid-template-rows:auto auto;gap:4px 12px}
.use-card strong{grid-column:1;grid-row:1;align-self:auto;font-size:1rem}
.use-card small{grid-column:1;grid-row:2;font-size:.82rem;line-height:1.4}
.use-card-arrow{grid-column:2;grid-row:1/3;align-self:center;width:28px;height:28px;font-size:1rem}
.acid-range-groups{gap:20px}
.acid-range-group .acid-range-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.acid-range-card{min-height:72px;padding:12px;flex-direction:row;align-items:center;gap:6px}
.acid-range-card strong{font-size:.94rem;line-height:1.2;overflow-wrap:anywhere}
.acid-range-card span{flex:none;font-size:0}
.acid-range-card span::after{content:'↗';font-size:1rem}
.use-dialog{width:100%;max-height:100dvh;height:100dvh;border-radius:0}
.use-dialog-scroll{max-height:100dvh;padding:58px 20px 34px}
.use-dialog h2{margin-right:36px}
.contacts{gap:20px}
.mobile-bar{position:fixed;display:grid;grid-template-columns:1fr 1.4fr;gap:8px;bottom:0;left:0;right:0;padding:10px 14px;background:#fff;border-top:1px solid var(--line);z-index:50}
.mobile-bar .btn{padding:12px 8px}
.mobile-cart .cart-count{min-width:20px;height:20px}
.cart-drawer{padding:max(18px,env(safe-area-inset-top)) 16px max(14px,env(safe-area-inset-bottom));top:0;bottom:0;height:100dvh;max-height:none;width:100%;border-radius:0;transform:translateY(105%)}
.cart-drawer.open{transform:translateY(0)}
.cart-toast{right:14px;left:14px;bottom:82px;text-align:center}
.site-footer{padding:42px 0 110px}
}
.required-mark{color:#087c6b;text-decoration:none;font-weight:800;margin-left:2px}
.form-required-note{grid-column:1/-1;margin:0 0 2px;color:var(--muted);font-size:.82rem}