:root{--ink:#10241e;--muted:#66756f;--brand:#123f33;--brand2:#1d6552;--lime:#d9f46a;--paper:#f4f7f5;--soft:#edf5f1;--line:#dce7e2;--white:#fff;--red:#a53a38;--max:1240px;--shadow:0 24px 70px rgba(15,39,31,.10)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:#fff;line-height:1.55}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.container{width:min(var(--max),calc(100% - 40px));margin-inline:auto}.hidden{display:none!important}
.announcement{background:#0d2e25;color:#d9e8e2;font-size:.82rem}.announcement .container{min-height:38px;display:flex;align-items:center;justify-content:space-between;gap:20px}.announcement strong{color:var(--lime)}
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,231,226,.9)}.nav{height:78px;display:flex;align-items:center;gap:34px}.brand{display:flex;align-items:center;flex-shrink:0}.brand img{width:228px;max-height:56px}.nav-links{display:flex;gap:25px;align-items:center;margin-left:auto;font-size:.92rem;font-weight:750}.nav-links a{padding:9px 0;position:relative}.nav-links a:after{content:"";height:2px;position:absolute;left:0;right:100%;bottom:4px;background:var(--brand2);transition:.2s}.nav-links a:hover:after,.nav-links a.active:after{right:0}.nav-actions{display:flex;gap:9px;align-items:center}.cart-link{height:44px;min-width:44px;border:1px solid var(--line);border-radius:999px;display:flex;align-items:center;justify-content:center;gap:8px;padding:0 13px;background:#fff;font-weight:800}.cart-count{background:var(--lime);min-width:20px;height:20px;border-radius:20px;display:grid;place-items:center;font-size:.7rem}.mobile-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:50%;background:#fff;place-items:center}.mobile-menu{display:none;position:fixed;left:14px;right:14px;top:126px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:18px;padding:12px;z-index:55}.mobile-menu.open{display:grid}.mobile-menu a{padding:12px;border-bottom:1px solid var(--line);font-weight:800}.mobile-menu a:last-child{border:0}
.btn{border:0;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 20px;font-weight:850;cursor:pointer;transition:.22s}.btn-primary{background:var(--brand);color:#fff;box-shadow:0 12px 28px rgba(18,63,51,.18)}.btn-primary:hover{background:#0c3127;transform:translateY(-1px)}.btn-accent{background:var(--lime);color:#10211c}.btn-light{background:#fff;color:var(--ink);border:1px solid var(--line)}.btn-light:hover{border-color:#91b0a4}.btn-block{width:100%}.eyebrow{display:inline-flex;align-items:center;gap:9px;text-transform:uppercase;letter-spacing:.13em;font-size:.75rem;font-weight:900;color:var(--brand2)}.eyebrow:before{content:"";width:24px;height:2px;background:var(--lime)}
.hero{min-height:630px;display:flex;align-items:center;background-image:linear-gradient(90deg,rgba(7,26,21,.92) 0%,rgba(7,26,21,.77) 38%,rgba(7,26,21,.20) 67%,rgba(7,26,21,.05) 100%),url('/assets/images/hero-filtration-lifestyle.png');background-size:cover;background-position:center}.hero-copy{padding:80px 0;max-width:660px;color:#fff}.hero .eyebrow{color:#e7f2ed}.hero h1{font-size:clamp(3rem,6vw,5.55rem);letter-spacing:-.055em;line-height:.93;margin:18px 0 22px}.hero h1 span{color:var(--lime)}.hero p{color:#d4e1dc;font-size:1.07rem;max-width:620px;margin:0 0 28px}.hero-actions{display:flex;gap:11px;flex-wrap:wrap}.hero-trust{display:flex;gap:20px;flex-wrap:wrap;margin-top:28px;color:#d7e5df;font-size:.86rem}.hero-trust span{display:flex;align-items:center;gap:7px}.hero-trust span:before{content:"✓";display:grid;place-items:center;width:20px;height:20px;border-radius:50%;background:rgba(217,244,106,.16);color:var(--lime);font-weight:900}
.trustbar{border-bottom:1px solid var(--line);background:#fff}.trustgrid{display:grid;grid-template-columns:repeat(4,1fr)}.trustitem{padding:20px 18px;display:flex;gap:12px;align-items:center;border-right:1px solid var(--line)}.trustitem:last-child{border:0}.trusticon{width:42px;height:42px;border-radius:13px;background:var(--soft);display:grid;place-items:center;font-size:1.1rem}.trustitem b{display:block;font-size:.9rem}.trustitem span{font-size:.77rem;color:var(--muted)}
section{padding:82px 0}.section-head{display:flex;justify-content:space-between;gap:28px;align-items:end;margin-bottom:30px}.section-head h2{font-size:clamp(2rem,4vw,3.5rem);letter-spacing:-.045em;line-height:1;margin:10px 0 0}.section-head p{color:var(--muted);max-width:520px;margin:0}.categories{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.cat{border:1px solid var(--line);border-radius:22px;background:linear-gradient(145deg,#fff,#f4f8f6);padding:24px;transition:.2s}.cat:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.cat-icon{width:48px;height:48px;display:grid;place-items:center;border-radius:14px;background:var(--brand);color:#fff;margin-bottom:24px}.cat h3{font-size:1.05rem;margin:0 0 5px}.cat p{font-size:.82rem;color:var(--muted);margin:0}
.products-section{background:var(--paper)}.product-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:26px}.filter-chips{display:flex;gap:8px;flex-wrap:wrap}.chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:9px 14px;font-weight:800;cursor:pointer}.chip.active,.chip:hover{background:var(--brand);color:#fff;border-color:var(--brand)}.search-box{position:relative;width:min(340px,100%)}.search-box input{width:100%;border:1px solid var(--line);border-radius:999px;padding:11px 17px 11px 42px;outline:0;background:#fff}.search-box svg{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:var(--muted)}
.product-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;align-items:stretch}.product-card{background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;display:flex;flex-direction:column;height:100%;transition:.24s;box-shadow:0 5px 16px rgba(18,63,51,.025)}.product-card:hover{transform:translateY(-4px);box-shadow:0 20px 55px rgba(18,63,51,.10)}.product-media{height:270px;min-height:270px;max-height:270px;padding:28px;display:flex;align-items:center;justify-content:center;background:#fff;position:relative;overflow:hidden;border-bottom:1px solid var(--line)}.product-media img{width:100%;height:100%;max-width:100%;max-height:100%;object-fit:contain;object-position:center;transition:.25s}.product-card:hover .product-media img{transform:scale(1.025)}.product-badge{position:absolute;left:14px;top:14px;z-index:2;background:var(--lime);border-radius:999px;padding:6px 10px;font-size:.67rem;font-weight:900;text-transform:uppercase;letter-spacing:.055em}.product-body{padding:19px;display:flex;flex-direction:column;flex:1}.product-brand{font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--brand2);font-weight:900}.product-card h3{font-size:1rem;line-height:1.36;margin:7px 0 8px;min-height:66px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.product-short{font-size:.82rem;color:var(--muted);line-height:1.45;min-height:48px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.price-row{display:flex;align-items:baseline;gap:7px;margin:15px 0 14px}.price{font-weight:900;font-size:1.28rem}.price-note{font-size:.72rem;color:var(--muted)}.product-actions{display:flex;gap:8px;margin-top:auto}.product-actions .btn{flex:1;padding:10px 11px;font-size:.79rem}
.split-banner{border-radius:32px;overflow:hidden;display:grid;grid-template-columns:1fr 1fr;background:var(--brand);color:#fff}.split-image{min-height:410px;background:url('/assets/images/hero-filtration-lifestyle.png') center/cover}.split-copy{padding:54px}.split-copy h2{font-size:clamp(2.2rem,4vw,3.8rem);letter-spacing:-.045em;line-height:1;margin:12px 0 16px}.split-copy p{color:#c8dad3}.checklist{display:grid;gap:12px;margin-top:24px}.checkitem{display:flex;gap:11px;padding:13px 14px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.06);border-radius:14px}.checkitem:before{content:"✓";color:var(--lime);font-weight:900}
.page-hero{padding:64px 0 48px;background:linear-gradient(180deg,#eef5f1,#fff)}.page-hero h1{font-size:clamp(2.7rem,5vw,4.8rem);letter-spacing:-.05em;line-height:.98;margin:12px 0}.page-hero p{color:var(--muted);font-size:1.02rem;max-width:760px}.breadcrumb{font-size:.8rem;color:var(--muted);display:flex;gap:8px;margin-bottom:16px}
.product-detail{display:grid;grid-template-columns:1fr 1fr;gap:58px;align-items:start}.product-gallery{position:sticky;top:108px;border:1px solid var(--line);border-radius:28px;background:#fff;padding:44px;min-height:560px;display:grid;place-items:center;overflow:hidden}.product-gallery img{width:100%;height:470px;object-fit:contain}.product-info .brandline{font-size:.76rem;text-transform:uppercase;letter-spacing:.11em;color:var(--brand2);font-weight:900}.product-info h1{font-size:clamp(2.2rem,4vw,3.7rem);line-height:1.02;letter-spacing:-.045em;margin:10px 0 16px}.detail-price{font-size:2rem;font-weight:950;margin:16px 0}.detail-intro{color:var(--muted);font-size:1.02rem}.compat-box{border:1px solid #cfe1d9;background:var(--soft);border-radius:17px;padding:17px 18px;margin:22px 0}.compat-box b{display:block;margin-bottom:4px}.buy-row{display:flex;gap:10px;margin:22px 0}.qty-input{width:94px;border:1px solid var(--line);border-radius:999px;padding:12px 15px;text-align:center}.detail-card{border-top:1px solid var(--line);margin-top:24px;padding-top:24px}.feature-list{padding:0;list-style:none;display:grid;gap:10px}.feature-list li{display:flex;gap:10px}.feature-list li:before{content:"✓";width:23px;height:23px;border-radius:50%;display:grid;place-items:center;background:var(--lime);font-weight:900;font-size:.72rem;flex:0 0 23px}.service-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:28px}.service-mini{border:1px solid var(--line);border-radius:15px;padding:14px;background:#fff}.service-mini b{display:block;font-size:.82rem}.service-mini span{font-size:.73rem;color:var(--muted)}
.cart-layout{display:grid;grid-template-columns:1fr 370px;gap:30px}.cart-list{display:grid;gap:14px}.cart-item{border:1px solid var(--line);border-radius:20px;padding:16px;display:grid;grid-template-columns:110px 1fr auto;gap:17px;align-items:center;background:#fff}.cart-thumb{width:110px;height:110px;border-radius:14px;background:var(--paper);padding:10px;display:grid;place-items:center;overflow:hidden}.cart-thumb img{width:100%;height:100%;object-fit:contain}.cart-info h3{font-size:1rem;margin:3px 0}.cart-info small{color:var(--muted)}.cart-price{font-weight:900}.qty-controls{display:flex;align-items:center;gap:8px;margin-top:12px}.qty-btn{width:31px;height:31px;border:1px solid var(--line);border-radius:8px;background:#fff;cursor:pointer}.remove-btn{border:0;background:transparent;color:var(--red);font-size:.78rem;cursor:pointer;margin-left:5px}.summary-card{border:1px solid var(--line);border-radius:22px;padding:23px;background:#fff;height:max-content;position:sticky;top:108px}.summary-card h2{margin-top:0}.sum-row{display:flex;justify-content:space-between;gap:18px;padding:10px 0;color:var(--muted);font-size:.9rem}.sum-row.total{border-top:1px solid var(--line);margin-top:7px;padding-top:16px;color:var(--ink);font-weight:900;font-size:1.08rem}.empty-state{border:1px dashed #adc4bb;background:var(--paper);border-radius:24px;text-align:center;padding:60px 30px}.empty-state h2{margin-top:0}
.checkout-wrap{background:#f5f7f6;padding:46px 0 70px}.checkout-grid{display:grid;grid-template-columns:minmax(0,1fr) 410px;gap:28px;align-items:start}.checkout-main{display:grid;gap:16px}.checkout-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px}.checkout-card h2{font-size:1.14rem;margin:0 0 17px;display:flex;align-items:center;gap:10px}.step{width:27px;height:27px;border-radius:50%;display:grid;place-items:center;background:var(--brand);color:#fff;font-size:.75rem}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}.field.full{grid-column:1/-1}.field label{display:block;font-size:.78rem;font-weight:800;margin:0 0 6px}.field input,.field select,.field textarea{width:100%;border:1px solid #d5dfdb;border-radius:11px;padding:12px 13px;outline:none;background:#fff}.field input:focus,.field select:focus{border-color:#719789;box-shadow:0 0 0 4px rgba(29,101,82,.08)}.shipping-option{border:1px solid var(--line);border-radius:14px;padding:14px;display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:9px;cursor:pointer}.shipping-option.selected{border-color:var(--brand2);background:#f6faf8}.shipping-option .left{display:flex;gap:10px;align-items:center}.shipping-option b{display:block;font-size:.88rem}.shipping-option span{font-size:.76rem;color:var(--muted)}.payment-head{display:flex;justify-content:space-between;gap:14px;align-items:center;margin-bottom:15px}.card-logos{display:flex;gap:5px}.card-logo{font-size:.63rem;font-weight:900;border:1px solid var(--line);padding:4px 6px;border-radius:5px;background:#fff}.card-field-wrap{position:relative}.card-field-wrap .card-mark{position:absolute;right:12px;top:50%;transform:translateY(-50%);font-size:.68rem;font-weight:900;color:var(--brand2)}.secure-note{display:flex;gap:8px;align-items:flex-start;background:var(--soft);border-radius:12px;padding:12px 13px;margin-top:14px;color:#466058;font-size:.75rem}.demo-note{background:#fff7dc;border:1px solid #eadb9e;color:#594d16;border-radius:12px;padding:11px 13px;font-size:.74rem;margin-top:12px}.checkout-summary{position:sticky;top:108px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px}.checkout-items{display:grid;gap:12px;max-height:330px;overflow:auto;padding-right:4px}.checkout-item{display:grid;grid-template-columns:58px 1fr auto;gap:10px;align-items:center}.checkout-item-img{width:58px;height:58px;border-radius:10px;background:var(--paper);padding:6px;position:relative}.checkout-item-img img{width:100%;height:100%;object-fit:contain}.checkout-item-img em{position:absolute;right:-5px;top:-6px;background:var(--brand);color:#fff;width:20px;height:20px;border-radius:50%;display:grid;place-items:center;font-style:normal;font-size:.65rem}.checkout-item b{font-size:.77rem;line-height:1.3}.checkout-item-price{font-size:.78rem;font-weight:900}.divider{height:1px;background:var(--line);margin:17px 0}.coupon{display:flex;gap:8px}.coupon input{flex:1;border:1px solid var(--line);border-radius:10px;padding:11px}.place-order{margin-top:18px}.terms-check{display:flex;gap:8px;font-size:.75rem;color:var(--muted);margin:13px 0}.error-text{color:#9b2c2c;font-size:.76rem;margin-top:8px}.success-panel{max-width:760px;margin:70px auto;text-align:center}.success-icon{width:72px;height:72px;border-radius:50%;display:grid;place-items:center;background:var(--lime);font-size:2rem;margin:0 auto 20px}.order-box{text-align:left;border:1px solid var(--line);border-radius:20px;padding:22px;margin-top:28px;background:#fff}.order-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.order-stat{background:var(--paper);border-radius:12px;padding:13px}.order-stat span{display:block;font-size:.7rem;color:var(--muted)}.order-stat b{font-size:.84rem}
.contact-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:24px}.contact-panel{background:var(--brand);color:#fff;border-radius:26px;padding:32px}.contact-panel p{color:#c9dad3}.contact-points{display:grid;gap:15px;margin-top:26px}.contact-point b{display:block}.contact-point span,.contact-point a{color:#c8dad3;font-size:.88rem}.form-card{border:1px solid var(--line);border-radius:26px;padding:32px}.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.info-box{border:1px solid var(--line);border-radius:20px;padding:23px}.info-box p{color:var(--muted);font-size:.89rem}.prose{max-width:850px}.prose h2{margin-top:35px}.prose p,.prose li{color:#43554e}.faq-list{display:grid;gap:10px}.faq-item{border:1px solid var(--line);border-radius:16px;overflow:hidden}.faq-q{width:100%;border:0;background:#fff;text-align:left;padding:17px 19px;font-weight:850;display:flex;justify-content:space-between;cursor:pointer}.faq-a{display:none;padding:0 19px 17px;color:var(--muted)}.faq-item.open .faq-a{display:block}
.site-footer{background:#0b241c;color:#fff;padding:58px 0 20px}.footer-grid{display:grid;grid-template-columns:1.4fr .65fr .65fr 1fr;gap:38px}.footer-brand img{width:220px}.footer-brand p{color:#a9beb5;font-size:.87rem;max-width:360px}.footer-title{color:var(--lime);font-size:.73rem;letter-spacing:.12em;text-transform:uppercase;font-weight:900;margin-bottom:13px}.footer-links,.footer-contact{display:grid;gap:9px;color:#c0d1ca;font-size:.86rem}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:17px;display:flex;justify-content:space-between;gap:18px;color:#91a9a0;font-size:.77rem}
.toast{position:fixed;right:20px;bottom:20px;z-index:100;background:#102c23;color:#fff;border-radius:14px;padding:13px 16px;box-shadow:var(--shadow);transform:translateY(120px);opacity:0;transition:.3s;font-size:.85rem}.toast.show{transform:translateY(0);opacity:1}
@media(max-width:1080px){.product-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.categories{grid-template-columns:repeat(3,1fr)}.nav-links{display:none}.mobile-toggle{display:grid}.checkout-grid{grid-template-columns:1fr 360px}.footer-grid{grid-template-columns:1.3fr 1fr 1fr}.footer-grid>div:last-child{grid-column:1/-1}}
@media(max-width:840px){.product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.trustgrid{grid-template-columns:repeat(2,1fr)}.trustitem:nth-child(2){border-right:0}.split-banner,.product-detail,.cart-layout,.checkout-grid,.contact-grid{grid-template-columns:1fr}.split-image{min-height:330px}.product-gallery{position:static;min-height:440px}.checkout-summary,.summary-card{position:static}.categories{grid-template-columns:repeat(2,1fr)}.info-grid{grid-template-columns:1fr}.announcement .container span:last-child{display:none}}
@media(max-width:600px){.container{width:min(100% - 28px,var(--max))}.announcement .container{justify-content:center}.nav{height:70px;gap:12px}.brand img{width:184px}.nav-actions{margin-left:auto}.nav-actions .desktop-cart-text{display:none}.hero{min-height:570px;background-position:62% center}.hero-copy{padding:60px 0}.hero h1{font-size:3.3rem}.hero p{font-size:.96rem}.trustgrid,.product-grid,.categories{grid-template-columns:1fr}.trustitem{border-right:0;border-bottom:1px solid var(--line)}.trustitem:last-child{border-bottom:0}section{padding:62px 0}.section-head{align-items:start;flex-direction:column}.product-media{height:285px;min-height:285px;max-height:285px}.product-card h3,.product-short{min-height:auto}.split-copy{padding:32px 24px}.page-hero{padding:48px 0 34px}.product-gallery{padding:24px;min-height:360px}.product-gallery img{height:320px}.buy-row{flex-direction:column}.qty-input{width:100%}.service-row{grid-template-columns:1fr}.cart-item{grid-template-columns:78px 1fr}.cart-thumb{width:78px;height:78px}.cart-item>div:last-child{grid-column:2}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.checkout-card{padding:19px}.payment-head{align-items:flex-start;flex-direction:column}.footer-grid{grid-template-columns:1fr}.footer-grid>div:last-child{grid-column:auto}.footer-bottom{flex-direction:column}.order-grid{grid-template-columns:1fr}.mobile-menu{top:118px}}