:root{--navy:#18354b;--teal:#176d70;--text:#18354b;--muted:#576873;--surface:#fff;--page:#f3f5f6;--line:#dce3e7;--focus:#176d70}
*{box-sizing:border-box}html{min-width:320px}body{margin:0;background:var(--page);color:var(--text);font:16px/1.55 Arial,Helvetica,sans-serif}
a{color:var(--teal)}a:focus-visible{outline:3px solid var(--focus);outline-offset:3px}
header{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:96px;padding:.75rem clamp(1rem,4vw,3rem);background:#fff;border-bottom:1px solid var(--line)}
.brand{color:var(--navy);font-weight:700;letter-spacing:.02em}
.dual-brand{display:flex;flex-direction:column;align-items:flex-start;gap:2px;background:#eaf0f5;padding:8px 14px;border-radius:4px}
.dual-brand-row{display:flex;align-items:center;gap:12px}
.brand-logo{display:block;height:36px;width:auto;object-fit:contain}
.brand-logo--marine-air{width:72px;height:29px}
.brand-divider{width:1px;height:40px;background:#d9e1e8}
.brand-slogan{display:block;max-width:100%;color:var(--navy);font-size:.7rem;font-weight:700;line-height:1.25;letter-spacing:.01em;overflow-wrap:anywhere}
header nav{display:flex;flex:1;justify-content:flex-end}header a{color:var(--navy);font-weight:700;text-decoration:none}header a:hover,header a:focus{color:var(--teal)}
main{max-width:1280px;margin:0 auto;padding:clamp(1.25rem,4vw,3.5rem) clamp(1rem,3vw,2.5rem) 3rem;background:#fff}
h1,h2,h3{color:var(--navy);line-height:1.2;margin:0}h1{font-size:clamp(1.75rem,3vw,2.5rem)}h2{font-size:1.25rem}h3{font-size:1rem}
.product-layout{display:grid;gap:0}
.hero,.media{border:0;border-radius:0;padding:0;background:transparent}
.hero{margin:0 0 3.5rem}.hero h1{margin-bottom:.75rem}.eyebrow{color:var(--teal);font-size:.82rem;font-weight:700;margin:0 0 .4rem}
.identity{display:grid;gap:0;margin:0 0 1.5rem;border-top:1px solid var(--line)}.identity div{display:grid;grid-template-columns:180px minmax(0,1fr);gap:1rem;padding:.65rem 0;border-bottom:1px solid var(--line)}
dt{color:var(--muted);font-size:.8rem}dd{margin:0;font-weight:700;overflow-wrap:anywhere}
.manufacturer-status{margin:0 0 1.5rem;padding-left:1rem;border-left:3px solid var(--teal);color:var(--muted)}.manufacturer-status strong{color:var(--navy)}
.actions{display:flex;flex-wrap:wrap;gap:.75rem}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:.7rem 1.15rem;border:1px solid var(--line);border-radius:3px;background:#fff;color:var(--navy);font:700 .9rem/1.2 Arial,Helvetica,sans-serif;text-decoration:none}.button:hover{border-color:var(--teal);color:var(--teal)}.button.primary{border-color:var(--teal);background:var(--teal);color:#fff}.button.primary:hover,.button.primary:focus-visible{background:#135d60;border-color:#135d60;color:#fff}.button.secondary{border-color:var(--navy);color:var(--navy)}
img{display:block;max-width:100%;height:auto}.media{display:flex;align-items:center;justify-content:center;min-height:350px;margin:0 0 3.5rem;background:#fff}.media img{height:350px;width:auto;max-width:100%;object-fit:contain}.note{color:var(--muted)}.pill{display:inline-block;margin-left:.3rem;border:1px solid var(--line);border-radius:2px;padding:.05rem .35rem;color:var(--muted);font-size:.75rem}
.links{padding-left:1.15rem}.links li{margin:.35rem 0;overflow-wrap:anywhere}
.product-layout>section{margin:0 0 3.25rem;padding:0;border:0;background:transparent}.product-layout>section:last-of-type{margin-bottom:0}
.two-column{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:3rem}.two-column ul{margin:0;padding-left:1.15rem}
.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse}th,td{padding:.75rem 0;text-align:left;vertical-align:top;border-bottom:1px solid var(--line);overflow-wrap:anywhere}th{width:35%;color:var(--muted);font-weight:400}td{color:var(--text)}
.search{display:grid;gap:.35rem;max-width:560px;margin:1.25rem 0 .75rem}input{min-height:44px;padding:.7rem .8rem;border:1px solid var(--line);border-radius:3px;color:var(--navy);font:1rem Arial,Helvetica,sans-serif}input::placeholder{color:var(--muted)}input:focus-visible{outline:3px solid var(--focus);outline-offset:2px}.result-count{margin:0 0 2rem;color:var(--muted)}
.catalog-intro{margin:.5rem 0 0;color:var(--muted)}
.product-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.25rem}.product-card{display:flex;flex-direction:column;gap:.65rem;min-width:0;padding:0;background:#fff;border:1px solid var(--line);border-radius:3px;transition:border-color .15s ease,box-shadow .15s ease}.product-card:hover{border-color:#b8c5cc;box-shadow:0 2px 8px rgba(24,53,75,.06)}
.product-card a{color:var(--navy);font-weight:700;text-decoration:none}.product-card a:hover{color:var(--teal)}.product-card img{height:240px;width:100%;object-fit:contain;background:#fff;border-bottom:1px solid var(--line)}.product-card p{margin:.25rem 0 0;color:var(--muted);overflow-wrap:anywhere}.image-fallback{color:var(--muted);font-size:.85rem}
.legal{margin:0;padding-top:1.5rem;border-top:1px solid var(--line);color:var(--muted)}footer{padding:1.5rem;background:#fff;border-top:1px solid var(--line);color:var(--muted);text-align:center}
@media(min-width:721px){.hero{display:grid;grid-template-columns:minmax(0,58fr) minmax(0,42fr);column-gap:2.5rem;align-items:center}.media{margin:0;order:-1}}
@media(max-width:900px){.product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:720px){body{-webkit-text-size-adjust:100%}.hero{margin-bottom:2.5rem}.media{height:auto;min-height:280px;margin-bottom:2rem}.media img{height:280px}.identity div{grid-template-columns:1fr;gap:.15rem}.actions{align-items:stretch}.button{width:100%}.two-column{grid-template-columns:1fr;gap:2.5rem}.product-grid{grid-template-columns:1fr}.product-layout>section{margin-bottom:2.5rem}header{min-height:80px;padding:.6rem 1rem}.dual-brand{padding:6px 10px}.dual-brand-row{gap:8px}.brand-slogan{font-size:.65rem}main{padding:1.5rem 1rem 2rem}.logo{width:180px;height:auto;max-height:62px}}
@media(max-width:420px){.logo{width:150px}}
@media(prefers-reduced-motion:no-preference){a{transition:color .15s ease}.product-card{transition:border-color .15s ease,box-shadow .15s ease}}
/* Final layout and accessibility review. */
[hidden]{display:none!important}
.hero-info{min-width:0}.hero-info h1{max-width:22ch;text-wrap:balance}.media{flex-direction:column;gap:1rem}.media>a{font-size:.8rem;border:0;color:var(--muted);font-weight:400}
.product-card>a,.product-card>p{margin-left:1.25rem;margin-right:1.25rem}.product-card>p:last-child{padding-bottom:1.25rem}.product-card>a{font-size:1.08rem;line-height:1.35;min-height:2.7em}
.skip-link{position:absolute;left:1rem;top:-100px;z-index:10;background:#fff;padding:.6rem}.skip-link:focus{top:1rem}
h2{margin-bottom:1.2rem}h3{margin-top:1.5rem}.two-column{margin-bottom:3rem}dd,td{font-variant-numeric:tabular-nums}
@media(min-width:721px){.hero{grid-template-columns:minmax(0,42fr) minmax(0,58fr)}.media{order:0}.hero-info{padding-left:1rem}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important}}
.actions>.primary{order:-1}
@media print{
@page{size:A4;margin:12mm}
body{background:#fff;color:#000;font:12px/1.45 Arial,Helvetica,sans-serif}
header,main{max-width:none;margin:0;padding:0;background:#fff;box-shadow:none}
.skip-link,header nav,footer,.actions{display:none!important}
.logo{width:180px;height:auto;max-height:64px}
.dual-brand{background:#fff;padding:0;gap:1px}.dual-brand-row{gap:8px}.brand-slogan{color:#000;font-size:9px;line-height:1.25}
h1,h2,h3,dt,th{color:#000}h1{font-size:1.55rem;margin-bottom:.4rem}h2{font-size:1.1rem}
.hero{display:block;margin-bottom:12mm}.media{min-height:0;margin-bottom:6mm;background:#fff}.media img{height:auto;max-height:110mm;object-fit:contain}
.hero-info{padding-left:0;min-width:0}.hero-info h1{max-width:none;text-wrap:auto}
.identity{margin-bottom:8mm;border-color:#999}.identity div{grid-template-columns:44mm minmax(0,1fr);gap:4mm;padding:1.2mm 0;border-color:#999}
dd,td,a,.links a{color:#000;overflow-wrap:anywhere;word-break:break-word}
.product-layout>section{margin-bottom:8mm}.two-column{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8mm;margin-bottom:8mm}
.table-wrap{overflow:visible}table{width:100%;border-collapse:collapse}th,td{padding:1.4mm 0;border-color:#999;overflow-wrap:anywhere}
tr,li{break-inside:avoid;page-break-inside:avoid}h1,h2,h3,.hero-info,.identity,.media{break-inside:avoid;page-break-inside:avoid}
h2,h3{break-after:avoid;page-break-after:avoid}
.legal{color:#000;border-color:#999}.manufacturer-status{color:#000}
*{-webkit-print-color-adjust:exact;print-color-adjust:exact}
}

.product-image-watermark{display:inline-block;position:relative;max-width:100%}
.product-card .product-image-watermark{display:block;width:100%}
.product-image-watermark .image-watermark{position:absolute;left:50%;top:55%;transform:translate(-50%,-50%) rotate(-18deg);color:rgba(35,50,65,.18);font:600 clamp(12px,2vw,20px)/1.2 sans-serif;white-space:nowrap;pointer-events:none;user-select:none;-webkit-user-select:none;z-index:1}
.product-image-watermark:has(img[hidden]) .image-watermark{display:none}
@media print{
.product-image-watermark .image-watermark{color:rgba(35,50,65,.18);opacity:1}
}