:root{--bg: #f4f7f7;--surface: #ffffff;--surface-soft: #eef4f3;--ink: #172326;--muted: #5d6d70;--line: #dbe4e5;--primary: #0e6f6a;--primary-dark: #0a514d;--primary-soft: #dff2ef;--accent: #d9772f;--accent-soft: #fbeadd;--blue: #2563eb;--red: #c13f3f;--radius: 8px;--shadow-sm: 0 1px 2px rgba(18, 38, 42, .06), 0 6px 18px rgba(18, 38, 42, .05);--shadow-md: 0 12px 32px rgba(18, 38, 42, .1);--font: "Inter", "Segoe UI", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Arial", sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.55;-webkit-font-smoothing:antialiased}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}::selection{background:var(--primary);color:#fff}.container{width:min(1240px,calc(100% - 40px));margin-inline:auto}.section{padding:84px 0}.section-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}.section-heading{max-width:680px;margin-bottom:36px}.section-heading-center{margin-inline:auto;text-align:center}.section-heading h2,.section-row h2,.panel-title h2,.contact-form-panel h2{margin:6px 0 10px;font-size:clamp(28px,3vw,40px);line-height:1.18;letter-spacing:0}.section-heading p{margin:0;color:var(--muted);font-size:16px;max-width:620px}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-size:12px;font-weight:700;letter-spacing:.09em;text-transform:uppercase}.eyebrow:before{content:"";width:22px;height:2px;background:var(--accent);display:inline-block}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:10px 18px;border:1px solid transparent;border-radius:var(--radius);font-weight:700;font-size:14px;transition:background .18s ease,border-color .18s ease,color .18s ease,transform .18s ease;white-space:nowrap}.btn:hover{transform:translateY(-1px)}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-outline{background:transparent;border-color:var(--primary);color:var(--primary)}.btn-outline:hover{background:var(--primary-soft)}.btn-ghost{background:#ffffff1f;border-color:#ffffff5c;color:#fff;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.btn-ghost:hover{background:#fff3}.btn-lg{min-height:52px;padding:14px 22px;font-size:15px}.icon-button{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;flex:0 0 42px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);color:var(--ink);transition:border-color .18s ease,background .18s ease,color .18s ease}.icon-button:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft)}.danger-icon:hover{border-color:var(--red);color:var(--red);background:#fcebeb}.text-link{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-weight:700;font-size:14px}.text-link:hover{color:var(--primary-dark)}.site-header{position:sticky;top:0;z-index:50;background:var(--surface);box-shadow:0 1px 0 var(--line)}.utility-bar{background:#0a3f3c;color:#d7e9e6;font-size:12px}.utility-inner{min-height:38px;display:flex;align-items:center;justify-content:space-between;gap:16px}.utility-contact{display:flex;align-items:center;gap:18px}.utility-contact a{display:inline-flex;align-items:center;gap:6px;opacity:.9}.utility-contact a:hover{opacity:1;color:#fff}.utility-selectors{display:flex;align-items:center;gap:8px}.selector-wrap{position:relative}.selector-trigger{display:inline-flex;align-items:center;gap:6px;min-height:28px;padding:4px 8px;border:1px solid rgba(255,255,255,.2);border-radius:6px;background:transparent;color:inherit;font-size:12px}.selector-trigger:hover{border-color:#ffffff80}.selector-menu{position:absolute;top:calc(100% + 8px);right:0;min-width:150px;padding:6px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-md);z-index:20}.selector-menu button{display:flex;align-items:center;gap:8px;width:100%;padding:9px 10px;border:0;border-radius:6px;background:transparent;color:var(--ink);text-align:left;font-size:13px}.selector-menu button:hover{background:var(--surface-soft)}.selector-spacer{width:14px}.main-header{background:#fffffff5;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.main-header-inner{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:11px;flex:0 0 auto}.brand-mark{width:42px;height:42px;border-radius:8px;background:linear-gradient(135deg,var(--primary) 0%,#1f8a82 100%);color:#fff;display:inline-flex;align-items:center;justify-content:center;box-shadow:0 8px 20px #0e6f6a3d}.brand-text{display:flex;flex-direction:column;line-height:1.1}.brand-text strong{font-size:18px;letter-spacing:.01em}.brand-text small{color:var(--muted);font-size:11px;letter-spacing:.05em;text-transform:uppercase;margin-top:3px}.main-nav{display:flex;align-items:center;gap:4px}.main-nav a{position:relative;padding:10px 13px;color:var(--muted);font-weight:650;font-size:14px;border-radius:6px}.main-nav a:hover{color:var(--ink);background:var(--surface-soft)}.main-nav a.active{color:var(--primary)}.main-nav a.active:after{content:"";position:absolute;left:13px;right:13px;bottom:4px;height:2px;border-radius:2px;background:var(--accent)}.header-actions{display:flex;align-items:center;gap:10px}.cart-link{position:relative;display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--radius);color:var(--ink)}.cart-link:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft)}.cart-count{position:absolute;top:-7px;right:-7px;min-width:20px;height:20px;padding:0 5px;border-radius:10px;background:var(--accent);color:#fff;font-size:11px;font-weight:800;display:inline-flex;align-items:center;justify-content:center}.menu-button,.mobile-menu{display:none}.hero{position:relative;min-height:min(780px,calc(100vh - 112px));overflow:hidden;color:#fff;display:flex;align-items:center}.hero-slides{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;overflow:hidden}.hero-slide{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;transition:opacity 1.1s ease}.hero-slide.active{opacity:1}.hero-slide img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover;object-position:center;will-change:transform;animation:hero-kenburns-a 18s ease-in-out infinite alternate}.hero-slide:nth-child(2) img{animation-name:hero-kenburns-b}.hero-slide:nth-child(3) img{animation-name:hero-kenburns-c}@keyframes hero-kenburns-a{0%{transform:scale(1.04) translateZ(0)}to{transform:scale(1.14) translate3d(-2.4%,-1.6%,0)}}@keyframes hero-kenburns-b{0%{transform:scale(1.04) translateZ(0)}to{transform:scale(1.13) translate3d(2.4%,-2%,0)}}@keyframes hero-kenburns-c{0%{transform:scale(1.05) translateZ(0)}to{transform:scale(1.16) translate3d(-1.8%,2.2%,0)}}@media(prefers-reduced-motion:reduce){.hero-slide img{animation:none;transform:scale(1.04)}}.hero-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(90deg,#0a1214d1,#0a121480 48%,#0a12140a),linear-gradient(0deg,rgba(10,18,20,.58),transparent 76%)}.hero-light .hero-overlay{background:linear-gradient(90deg,#ffffffdb,#ffffff85 48%,#ffffff08),linear-gradient(0deg,rgba(244,247,247,.48),transparent 76%)}.hero-light{color:var(--ink)}.hero-light .hero-kicker{color:var(--primary)}.hero-light .hero-content p{color:var(--muted)}.hero-light .hero-actions .btn-ghost{background:#ffffffbd;border-color:var(--primary);color:var(--primary);-webkit-backdrop-filter:none;backdrop-filter:none}.hero-light .hero-stats{border-color:#0e6f6a38}.hero-light .hero-stats strong{color:var(--primary)}.hero-light .hero-stats span{color:var(--ink)}.hero-light .hero-arrow{border-color:#0e6f6a59;background:#fffc;color:var(--primary)}.hero-light .hero-arrow:hover{background:var(--primary-soft);border-color:var(--primary)}.hero-light .hero-dot{background:#0e6f6a47}.hero-light .hero-dot.active{background:var(--accent)}.hero-content{position:relative;z-index:2;padding:88px 0 72px;max-width:760px;margin-left:max(20px,calc((100% - 1240px)/2));width:min(760px,calc(100% - 40px))}.hero-kicker{display:inline-flex;align-items:center;gap:10px;color:#bfe8e2;font-weight:700;font-size:14px;text-transform:uppercase;letter-spacing:.08em}.hero-pulse{width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 5px #d9772f38}.hero h1{margin:22px 0 18px;font-size:clamp(42px,6vw,72px);line-height:1.02;letter-spacing:-.01em;max-width:720px}.hero-content p{margin:0;max-width:620px;color:#dbe9e6;font-size:18px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:64px;padding-top:26px;border-top:1px solid rgba(255,255,255,.22)}.hero-stats div{display:flex;flex-direction:column}.hero-stats strong{color:#a8d5cf;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.08em}.hero-stats span{margin-top:5px;font-size:20px;font-weight:750}.hero-carousel-controls{display:inline-flex;align-items:center;gap:12px;margin-top:28px}.hero-arrow{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid rgba(255,255,255,.35);border-radius:var(--radius);background:#ffffff14;color:#fff;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);transition:background .18s ease,border-color .18s ease}.hero-arrow:hover{background:#ffffff2e;border-color:#fff9}.hero-counter{display:inline-flex;align-items:baseline;gap:5px;min-width:68px;justify-content:center;font-variant-numeric:tabular-nums}.hero-counter span{font-size:15px;font-weight:800;color:#fff}.hero-counter small{font-size:11px;font-weight:700;letter-spacing:.08em;color:#ffffff8c}.hero-light .hero-counter span{color:var(--ink)}.hero-light .hero-counter small{color:#0e6f6a8c}.hero-dots{display:flex;align-items:center;gap:8px}.hero-dot{width:9px;height:9px;padding:0;border:0;border-radius:5px;background:#ffffff59;transition:width .2s ease,background .2s ease}.hero-dot.active{width:28px;background:var(--accent)}.categories-section{background:var(--surface)}.category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.category-card{overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);transition:transform .2s ease,box-shadow .2s ease}.category-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}.category-card-media{position:relative;aspect-ratio:16 / 11;overflow:hidden}.category-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}.category-card:hover .category-card-media img{transform:scale(1.04)}.category-number{position:absolute;top:14px;left:14px;padding:5px 9px;border-radius:6px;background:#ffffffe6;color:var(--ink);font-size:12px;font-weight:800;letter-spacing:.04em}.category-card-body{padding:22px}.category-card-body h3{margin:0 0 8px;font-size:21px}.category-card-body p{margin:0 0 18px;color:var(--muted);font-size:14px;min-height:44px}.featured-section{background:var(--bg)}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.product-card{display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);transition:transform .2s ease,box-shadow .2s ease}.product-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}.product-card-media{position:relative;display:block;aspect-ratio:4 / 3;overflow:hidden;background:var(--surface-soft)}.product-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}.product-card:hover .product-card-media img{transform:scale(1.04)}.badge{position:absolute;top:12px;left:12px;display:inline-flex;align-items:center;gap:5px;padding:5px 9px;border-radius:6px;background:var(--accent);color:#fff;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.03em}.badge-patented,.badge-new{background:var(--blue)}.badge-bundle{background:var(--primary)}.product-card-body{display:flex;flex-direction:column;flex:1;padding:20px}.product-card-sku{color:var(--muted);font-size:11px;font-weight:700;letter-spacing:.05em}.product-card-title{margin:6px 0 8px;font-size:17px;font-weight:750;line-height:1.3}.product-card-title:hover{color:var(--primary)}.product-card-short{margin:0 0 16px;color:var(--muted);font-size:13px;flex:1}.product-card-meta{display:flex;align-items:center;gap:12px;margin-bottom:16px;color:var(--muted);font-size:12px;flex-wrap:wrap}.stock-dot{display:inline-flex;align-items:center;gap:6px;font-weight:700}.stock-dot:before{content:"";width:7px;height:7px;border-radius:50%}.stock-in:before{background:#2f9e68;box-shadow:0 0 0 3px #2f9e6824}.stock-low:before{background:var(--accent);box-shadow:0 0 0 3px #d9772f24}.product-card-foot{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;padding-top:14px;border-top:1px solid var(--line)}.product-card-price{font-size:20px;font-weight:800;color:var(--ink)}.product-card-unit{color:var(--muted);font-size:12px}.why-section{background:#0b4b48;color:#fff}.why-section .section-heading h2{color:#fff}.why-section .section-heading p{color:#bfd8d5}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.feature-item{padding:28px;border:1px solid rgba(255,255,255,.18);border-radius:var(--radius);background:#ffffff0f}.feature-icon{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:8px;background:var(--primary-soft);color:var(--primary)}.why-section .feature-icon{background:#ffffff24;color:#fff}.feature-item h3{margin:18px 0 8px;font-size:19px}.feature-item p{margin:0;color:#c5d8d5;font-size:14px}.why-section .feature-item p{color:#c9dedb}.showcase{position:relative;min-height:520px;display:flex;align-items:center;overflow:hidden;color:#fff}.showcase>img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover}.showcase-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(90deg,#082b29ed,#082b298c)}.showcase-content{position:relative;z-index:2;padding:90px 0}.showcase-content h2{max-width:620px;margin:12px 0 14px;font-size:clamp(32px,4.5vw,52px);line-height:1.1}.showcase-content p{max-width:580px;color:#d6e6e3;font-size:17px}.showcase-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.showcase-points{display:flex;flex-wrap:wrap;gap:20px;margin-top:34px;color:#cbe2de;font-size:14px}.showcase-points span{display:inline-flex;align-items:center;gap:7px}.page-hero{position:relative;padding:76px 0;color:#fff;background:#0b4b48;overflow:hidden}.page-hero h1{margin:10px 0 14px;font-size:clamp(34px,5vw,56px);line-height:1.08;max-width:800px}.page-hero p{margin:0;max-width:680px;color:#c7dedb;font-size:17px}.about-hero{min-height:420px;display:flex;align-items:center}.about-hero>img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover}.page-hero-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(90deg,#082b29f0,#082b298c)}.page-hero-content{position:relative;z-index:2}.shop-hero,.certs-hero,.contact-hero{background:linear-gradient(120deg,#0a4a47,#0e6f6a 58%,#1d7f82)}.shop-section{background:var(--bg)}.shop-toolbar{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:16px;margin-bottom:18px}.search-box,.sort-box{display:flex;align-items:center;gap:10px;min-height:50px;padding:0 16px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius)}.search-box input,.sort-box select{flex:1;min-width:0;border:0;outline:0;background:transparent;color:var(--ink);font-size:14px}.category-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}.chip{min-height:38px;padding:8px 15px;border:1px solid var(--line);border-radius:19px;background:var(--surface);color:var(--muted);font-size:13px;font-weight:700}.chip.active,.chip:hover{border-color:var(--primary);background:var(--primary);color:#fff}.category-banner{display:grid;grid-template-columns:240px 1fr;gap:22px;align-items:center;overflow:hidden;margin-bottom:24px;padding:18px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.category-banner img{width:100%;height:150px;object-fit:cover;border-radius:var(--radius)}.category-banner h2{margin:0 0 8px;font-size:24px}.category-banner p{margin:0;color:var(--muted)}.result-line{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px;color:var(--muted);font-size:13px;font-weight:650}.empty-state,.success-state{max-width:560px;margin:60px auto;padding:52px 28px;text-align:center;border:1px dashed var(--line);border-radius:var(--radius);background:var(--surface);color:var(--muted)}.empty-state svg,.success-state svg{color:var(--primary)}.empty-state h1,.empty-state h3,.success-state h1,.success-state h2{margin:18px 0 10px;color:var(--ink)}.empty-state p,.success-state p{margin:0 0 24px}.success-icon{display:inline-flex;align-items:center;justify-content:center;width:72px;height:72px;border-radius:50%;background:var(--primary-soft);color:var(--primary)}.product-detail-section{background:var(--surface);padding:44px 0 72px}.breadcrumb{display:flex;align-items:center;gap:6px;margin-bottom:26px;color:var(--muted);font-size:13px}.breadcrumb a:hover{color:var(--primary)}.product-detail-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:48px;align-items:start}.product-gallery{position:sticky;top:128px}.gallery-main{position:relative;aspect-ratio:4 / 3;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface-soft)}.gallery-main img{width:100%;height:100%;object-fit:cover}.gallery-thumbs{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px}.gallery-thumbs button{aspect-ratio:4 / 3;overflow:hidden;padding:0;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface-soft)}.gallery-thumbs button.active{border-color:var(--primary);box-shadow:0 0 0 2px var(--primary-soft)}.gallery-thumbs img{width:100%;height:100%;object-fit:cover}.product-info-top{display:flex;align-items:center;gap:12px}.product-sku{color:var(--muted);font-size:12px;font-weight:800;letter-spacing:.07em}.stock-pill{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:14px;font-size:12px;font-weight:750}.stock-pill:before{content:"";width:7px;height:7px;border-radius:50%}.stock-in{background:#e5f5ec;color:#1d7a4e}.stock-in:before{background:#2f9e68}.stock-low{background:var(--accent-soft);color:#9b571e}.stock-low:before{background:var(--accent)}.product-info h1{margin:16px 0 12px;font-size:clamp(30px,4vw,46px);line-height:1.12}.product-lead{margin:0;color:var(--muted);font-size:16px}.product-price-block{display:flex;align-items:baseline;gap:8px;margin:26px 0;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.product-price-block span{color:var(--muted);font-size:14px}.product-price-block strong{font-size:34px;font-weight:850;color:var(--primary)}.product-price-block small{color:var(--muted)}.product-quantity-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-bottom:22px}.quantity-stepper{display:inline-flex;align-items:center;min-height:46px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.quantity-stepper button{display:inline-flex;align-items:center;justify-content:center;width:42px;height:44px;border:0;background:transparent;color:var(--ink)}.quantity-stepper button:hover{background:var(--surface-soft);color:var(--primary)}.quantity-stepper span{min-width:42px;text-align:center;font-weight:800}.product-meta-list{display:flex;flex-direction:column;gap:10px;margin-bottom:28px;color:var(--muted);font-size:13px}.product-meta-list span{display:inline-flex;align-items:center;gap:8px}.product-meta-list svg{color:var(--primary)}.product-highlights{padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface-soft)}.product-highlights h3{margin:0 0 12px;font-size:17px}.product-highlights ul{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin:0;padding:0;list-style:none}.product-highlights li{display:flex;align-items:flex-start;gap:8px;font-size:14px;color:var(--muted)}.product-highlights li svg{flex:0 0 auto;margin-top:3px;color:var(--primary)}.product-detail-lower{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(280px,.65fr);gap:22px;margin-top:54px}.spec-panel,.doc-panel{padding:26px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.doc-panel{background:#f5f9f8}.panel-title{display:flex;align-items:center;gap:10px;margin-bottom:16px;color:var(--primary)}.panel-title h2{margin:0;font-size:22px}.spec-panel table{width:100%;border-collapse:collapse}.spec-panel tr{border-top:1px solid var(--line)}.spec-panel th,.spec-panel td{padding:13px 10px;text-align:left;font-size:14px;vertical-align:top}.spec-panel th{width:32%;color:var(--muted);font-weight:700}.doc-panel p{margin:0 0 22px;color:var(--muted);font-size:14px}.doc-panel .btn{margin:6px 6px 0 0}.related-section,.cart-section{background:var(--bg)}.cart-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:24px;align-items:start}.cart-lines{overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.cart-line-head,.cart-line{display:grid;grid-template-columns:minmax(220px,2fr) minmax(90px,.8fr) 132px minmax(90px,.9fr) 42px;gap:12px;align-items:center}.cart-line-head{min-height:44px;padding:0 18px;background:var(--surface-soft);color:var(--muted);font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.05em}.cart-line{padding:18px;border-top:1px solid var(--line)}.cart-product-cell{display:flex;align-items:center;gap:14px;min-width:0}.cart-product-image{flex:0 0 74px;width:74px;height:62px;overflow:hidden;border-radius:6px;background:var(--surface-soft)}.cart-product-image img{width:100%;height:100%;object-fit:cover}.cart-product-cell div{display:flex;flex-direction:column;min-width:0}.cart-product-cell strong{font-size:14px;line-height:1.35}.cart-product-cell span{margin-top:4px;color:var(--muted);font-size:12px}.cart-price-cell{font-weight:750;font-size:14px}.cart-summary{position:sticky;top:130px;padding:24px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.cart-summary h2{margin:0 0 18px;font-size:22px}.summary-row,.summary-total{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;padding:12px 0;border-top:1px solid var(--line);font-size:14px}.summary-row span:last-child{max-width:210px;text-align:right;color:var(--muted);font-size:12px}.summary-total{align-items:center;font-size:16px;font-weight:800}.summary-total strong{font-size:24px;color:var(--primary)}.summary-note{display:flex;align-items:flex-start;gap:10px;margin-top:18px;padding:14px;border-radius:var(--radius);background:var(--primary-soft);color:#145450;font-size:13px}.summary-note svg{flex:0 0 auto}.quote-panel{margin-top:38px;padding:34px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.quote-panel-head{margin-bottom:24px}.quote-panel-head h2{margin:8px 0 6px;font-size:28px}.quote-panel-head p{margin:0;color:var(--muted)}.quote-form{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.quote-form label,.contact-form-panel label{display:flex;flex-direction:column;gap:7px}.quote-form label>span,.contact-form-panel label>span{color:var(--muted);font-size:13px;font-weight:700}.quote-form input,.quote-form textarea,.contact-form-panel input,.contact-form-panel textarea{width:100%;min-height:46px;padding:11px 13px;border:1px solid var(--line);border-radius:var(--radius);outline:0;background:#fff;color:var(--ink);font-size:14px}.quote-form input:focus,.quote-form textarea:focus,.contact-form-panel input:focus,.contact-form-panel textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px #0e6f6a1f}.quote-form .full,.quote-form-actions{grid-column:1 / -1}.quote-form-actions{display:flex;justify-content:flex-end}.about-main{background:var(--surface)}.about-layout{display:grid;grid-template-columns:minmax(0,1fr) 420px;gap:56px;align-items:center}.about-copy h2{margin:8px 0 16px;font-size:clamp(30px,4vw,46px);line-height:1.12}.about-copy p{color:var(--muted);font-size:16px;margin:0 0 18px;max-width:640px}.about-copy .btn{margin-top:10px}.about-facts{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.about-fact{display:flex;flex-direction:column;gap:8px;padding:24px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.about-fact svg{color:var(--primary)}.about-fact strong{font-size:30px;line-height:1}.about-fact span{color:var(--muted);font-size:13px}.about-stories{background:var(--bg)}.story-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.story-grid article{padding:30px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.story-grid h3{margin:18px 0 10px;font-size:20px}.story-grid p{margin:0;color:var(--muted);font-size:14px}.contact-strip{background:#0b4b48;color:#fff}.contact-strip-inner{display:flex;align-items:center;justify-content:space-between;gap:28px}.contact-strip h2{margin:8px 0;font-size:clamp(26px,3vw,38px)}.contact-strip p{margin:0;color:#c5dbd8}.contact-strip-actions{display:flex;flex-wrap:wrap;gap:10px}.certs-section{background:var(--bg)}.certs-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.cert-card{display:flex;flex-direction:column;overflow:hidden;padding:0;text-align:left;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);color:inherit;transition:transform .2s ease,box-shadow .2s ease}.cert-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}.cert-card-media{position:relative;aspect-ratio:4 / 3;overflow:hidden;background:var(--surface-soft)}.cert-card-media img{width:100%;height:100%;object-fit:cover;object-position:top;transition:transform .4s ease}.cert-card:hover .cert-card-media img{transform:scale(1.04)}.cert-view{position:absolute;right:12px;bottom:12px;display:inline-flex;align-items:center;gap:6px;padding:7px 10px;border-radius:6px;background:#ffffffeb;color:var(--ink);font-size:12px;font-weight:750}.cert-card-body{padding:22px}.cert-card-body .eyebrow{font-size:11px}.cert-card-body h2{margin:8px 0 10px;font-size:20px;line-height:1.3}.cert-card-body p{margin:0;color:var(--muted);font-size:14px}.cert-download-band{display:grid;grid-template-columns:auto 1fr auto;gap:20px;align-items:center;margin-top:42px;padding:28px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.cert-download-band h2{margin:0 0 6px;font-size:22px}.cert-download-band p{margin:0;color:var(--muted);font-size:14px}.lightbox{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:24px;background:#0a1e1ee0;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.lightbox-content{position:relative;width:min(960px,100%);max-height:calc(100vh - 48px);overflow:auto;border-radius:var(--radius);background:var(--surface)}.lightbox-content img{width:100%;max-height:70vh;object-fit:contain;background:#fff}.lightbox-close{position:absolute;top:14px;right:14px;background:#ffffffeb;border-color:var(--line)}.lightbox-caption{padding:20px 24px 24px}.lightbox-caption h2{margin:0 0 6px;font-size:22px}.lightbox-caption p{margin:0;color:var(--muted);font-size:14px}.contact-section{background:var(--surface)}.contact-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:34px;align-items:start}.contact-info{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.contact-info article{padding:24px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.contact-info article:first-child{grid-column:1 / -1}.contact-info h2{margin:16px 0 8px;font-size:17px}.contact-info p,.contact-info a{display:block;margin:0 0 5px;color:var(--muted);font-size:14px}.contact-info a:hover{color:var(--primary)}.contact-form-panel{padding:32px;border:1px solid var(--line);border-radius:var(--radius);background:#f7faf9}.contact-form-panel form{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.contact-form-panel label{grid-column:1 / -1}.contact-form-panel label:nth-child(3),.contact-form-panel label:nth-child(4){grid-column:span 1}.contact-form-panel .btn{grid-column:1 / -1;justify-self:start}.contact-map-band{display:flex;align-items:center;justify-content:center;gap:10px;min-height:72px;padding:18px;background:var(--primary);color:#fff;font-weight:700;text-align:center}.site-footer{padding:64px 0 26px;background:#102c2b;color:#c7d9d6}.footer-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr 1fr;gap:36px}.footer-brand .brand-text strong{color:#fff}.footer-brand .brand-text small{color:#9ab5b1}.footer-intro{margin:18px 0;color:#9bb4b1;font-size:14px;max-width:300px}.footer-contact{display:flex;flex-direction:column;gap:8px;font-size:13px}.footer-contact a,.footer-contact span{display:inline-flex;align-items:center;gap:8px;color:#b9cecb}.footer-contact a:hover{color:#fff}.site-footer h4{margin:4px 0 16px;color:#fff;font-size:15px}.site-footer nav a,.site-footer>div a{display:block;margin-bottom:10px;color:#a9c0bd;font-size:13px}.site-footer a:hover{color:#fff}.newsletter-form{display:flex;gap:8px}.newsletter-form input{flex:1;min-width:0;min-height:42px;padding:9px 12px;border:1px solid rgba(255,255,255,.2);border-radius:var(--radius);outline:0;background:#ffffff14;color:#fff;font-size:13px}.newsletter-form input::placeholder{color:#93afab}.newsletter-form input:focus{border-color:#7fc9c0}.newsletter-success{display:inline-flex;align-items:center;gap:8px;padding:12px 14px;border-radius:var(--radius);background:#50be9e29;color:#9fe3d3;font-size:13px;font-weight:700}.footer-note{margin:16px 0 0;color:#7e9d99;font-size:12px}.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;margin-top:52px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);color:#7e9d99;font-size:12px}.toast{position:fixed;left:50%;bottom:28px;z-index:120;display:flex;align-items:center;gap:10px;max-width:min(420px,calc(100% - 40px));padding:13px 18px;border-radius:var(--radius);background:#123f3b;color:#fff;box-shadow:var(--shadow-md);font-size:14px;font-weight:650;transform:translate(-50%);animation:toast-in .22s ease}.toast svg{flex:0 0 auto;color:#6fdcb5}@keyframes toast-in{0%{opacity:0;transform:translate(-50%,10px)}to{opacity:1;transform:translate(-50%)}}@media(max-width:1080px){.main-nav{display:none}.menu-button{display:inline-flex}.mobile-menu{display:flex;flex-direction:column;padding:12px 20px 20px;border-top:1px solid var(--line);background:var(--surface)}.mobile-menu a{padding:12px 6px;border-bottom:1px solid var(--line);color:var(--muted);font-weight:700;font-size:15px}.mobile-menu a.active{color:var(--primary)}.mobile-cart{display:flex!important;align-items:center;justify-content:space-between;border:0!important}.mobile-cart span{display:inline-flex;align-items:center;justify-content:center;min-width:24px;height:24px;border-radius:12px;background:var(--accent);color:#fff;font-size:12px}.hero-stats{grid-template-columns:repeat(2,1fr);gap:18px}.product-grid,.category-grid,.certs-grid{grid-template-columns:repeat(2,1fr)}.product-detail-grid{grid-template-columns:1fr;gap:32px}.product-gallery{position:static}.cart-layout,.about-layout,.contact-layout{grid-template-columns:1fr}.cart-summary{position:static}.footer-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.section{padding:60px 0}.container{width:min(100% - 28px,1240px)}.utility-contact a:last-child,.header-quote{display:none}.main-header-inner{min-height:64px}.brand-mark{width:38px;height:38px}.hero{min-height:680px}.hero-content{padding:64px 0 56px}.hero-content p{font-size:16px}.hero-stats{margin-top:44px}.product-grid,.category-grid,.certs-grid,.feature-grid,.story-grid,.contact-info{grid-template-columns:1fr}.category-card-body p{min-height:0}.section-row{align-items:flex-start;flex-direction:column}.shop-toolbar,.category-banner{grid-template-columns:1fr}.category-banner img{height:170px}.product-detail-lower,.cert-download-band{grid-template-columns:1fr}.cert-download-band{display:flex;flex-direction:column;align-items:flex-start}.product-highlights ul{grid-template-columns:1fr}.cart-line-head{display:none}.cart-line{grid-template-columns:1fr;gap:14px}.cart-line .quantity-stepper,.cart-line .cart-price-cell,.cart-line .danger-icon{justify-self:start}.quote-form,.contact-form-panel form{grid-template-columns:1fr}.quote-form .full,.quote-form-actions,.contact-form-panel label,.contact-form-panel label:nth-child(3),.contact-form-panel label:nth-child(4),.contact-form-panel .btn{grid-column:1 / -1}.about-layout{gap:36px}.about-facts{grid-template-columns:repeat(2,1fr)}.contact-strip-inner{flex-direction:column;align-items:flex-start}.footer-grid{grid-template-columns:1fr;gap:28px}.footer-bottom{flex-direction:column;align-items:flex-start}.newsletter-form{flex-direction:column;align-items:stretch}.newsletter-form .btn{width:100%}}