:root{--blue:#123e91;--red:#d51c33;--ink:#1f2d43;--muted:#687990;--line:#e4eaf3;--pale:#f5f8fc}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;color:var(--ink);background:white;line-height:1.65}a{color:var(--blue);text-decoration:none}a:hover{color:var(--red)}.container{width:min(1180px,calc(100% - 44px));margin:auto}.header{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:10}.header-row{min-height:94px;display:flex;align-items:center;justify-content:space-between;gap:26px}.brand{display:flex;align-items:center;gap:15px;white-space:nowrap;color:var(--blue);font-size:21px;font-weight:750}.brand img{width:124px;height:auto;display:block;object-fit:contain}.brand-motion{width:124px;height:65px;display:flex;align-items:center;justify-content:center;overflow:hidden}.brand-motion img{width:124px;max-height:65px;object-fit:contain}.nav{display:flex;gap:31px;align-items:center}.nav a{color:#273a58;font-weight:650;font-size:15px;white-space:nowrap}.nav a:hover,.nav a.active{color:var(--blue)}.nav a.active:after{content:'';display:block;height:2px;background:var(--red);margin-top:3px}.menu{display:none;background:#fff;border:1px solid var(--line);border-radius:8px;color:var(--blue);font-size:24px;padding:3px 13px}.hero{padding:75px 0 66px}.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:64px}.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:12px;font-weight:800;color:var(--blue)}h1,h2,h3{color:var(--blue);line-height:1.22;margin:0 0 18px}h1{font-size:clamp(32px,4vw,53px)}h2{font-size:clamp(25px,3vw,34px)}h3{font-size:20px}.sub{font-size:19px;color:var(--muted)}.hero img{width:100%;border-radius:18px;display:block;object-fit:cover;aspect-ratio:1.5}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--blue);padding:12px 20px;border-radius:8px;font-weight:700;color:var(--blue);background:#fff;min-height:47px}.btn.primary{background:var(--blue);color:#fff}.btn:hover{background:var(--red);color:#fff;border-color:var(--red)}.section{padding:56px 0}.section.light{background:var(--pale)}.sectiontop{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:24px}.sectiontop p{margin:0;color:var(--muted)}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.cards.two{grid-template-columns:repeat(2,minmax(0,1fr))}.tile{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:transform .2s,box-shadow .2s;display:block;color:var(--blue)}.tile:hover{transform:translateY(-3px);box-shadow:0 12px 26px #133d9010}.tile img{display:block;width:100%;height:155px;object-fit:contain;padding:12px;background:#fbfcff}.tile .tile-title{padding:15px 18px;font-weight:750;display:flex;justify-content:space-between;gap:7px}.intro{padding:60px 0 30px;max-width:850px}.intro p{color:var(--muted);font-size:17px}.crumb{font-size:13px;color:var(--muted);margin:30px 0}.crumb a{color:var(--muted)}.grid4{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.category{display:flex;gap:17px;align-items:center;border:1px solid var(--line);border-radius:14px;padding:20px;background:#fff;min-height:137px}.category img{height:100px;width:135px;object-fit:contain;border-radius:7px}.category b{font-size:18px}.category p{color:var(--muted);margin:5px 0 0;font-size:14px}.entries{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.entry{border:1px solid var(--line);border-radius:10px;padding:17px 20px;display:flex;justify-content:space-between;align-items:center;gap:15px;font-weight:700}.entry small{font-weight:400;color:var(--muted)}.page-layout{display:grid;grid-template-columns:240px 1fr;gap:38px;margin-bottom:60px}.side{border:1px solid var(--line);border-radius:14px;padding:20px;align-self:start;position:sticky;top:115px}.side a{display:block;padding:6px 0}.body-panel{min-width:0}.catalog-image{width:100%;height:auto;display:block;max-width:900px;margin:12px auto;border:1px solid var(--line);border-radius:8px}.catalog-image-link{display:block;cursor:zoom-in}.hint{color:var(--muted);font-size:13px}.contact{max-width:720px;margin:45px auto 105px;background:var(--pale);padding:44px;border-radius:18px}.contact .person{font-size:28px;font-weight:750;color:var(--blue)}.contact-row{padding:18px 0;border-bottom:1px solid #dde5f1;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap}.contact-row:last-child{border-bottom:0}.contact-row span{color:var(--muted)}.contact-row a{font-weight:700}.article{max-width:900px;margin:30px auto 90px}.article h2{margin-top:35px}.article li{margin:15px 0}.article img{width:100%;height:auto;border-radius:8px;border:1px solid var(--line)}footer{border-top:1px solid var(--line);padding:30px 0;margin-top:65px;color:var(--muted);font-size:13px}.foot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:15px}.notice{border-left:3px solid var(--red);padding:12px 16px;background:var(--pale);color:#415776}.figcap{color:#69788d;text-align:center;font-size:13px;margin:0 0 32px}#product-grid{scroll-margin-top:120px}@media(max-width:850px){.header-row{min-height:76px}.brand{font-size:16px}.brand-motion,.brand-motion img{width:90px}.brand-motion{height:52px}.menu{display:block}.nav{display:none;position:absolute;top:76px;left:0;right:0;flex-direction:column;align-items:stretch;background:#fff;padding:14px 25px;box-shadow:0 12px 18px #143b8118;gap:4px}.nav.open{display:flex}.nav a{padding:10px 5px}.hero{padding:45px 0}.hero-grid{grid-template-columns:1fr;gap:27px}.hero img{aspect-ratio:1.6}.cards,.cards.two,.grid4,.entries{grid-template-columns:1fr}.page-layout{grid-template-columns:1fr;gap:12px}.side{position:static}.intro{padding-top:28px}.category img{width:100px;height:85px}.contact{padding:27px;margin:20px auto 50px}.container{width:min(100% - 32px,1180px)}}

/* V2 refinements: product imagery and clear return navigation */
.return-strip{display:flex;flex-wrap:wrap;gap:12px;margin:20px 0 28px;align-items:center}
.back-btn{display:inline-flex;align-items:center;gap:8px;color:var(--blue);border:1px solid #cfdbec;padding:9px 16px;border-radius:9px;font-weight:700;background:#fff;font-size:14px}
.back-btn:hover{background:#f2f6fc;color:var(--blue)}
.breadcrumb-link{color:#496589;text-decoration:underline;text-underline-offset:3px}
.product-picture-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.product-choice{min-height:188px;border:1px solid var(--line);border-radius:14px;padding:20px;display:flex;align-items:center;gap:22px;background:#fff;color:var(--blue);transition:box-shadow .18s, transform .18s}
.product-choice:hover{box-shadow:0 12px 26px rgba(15,54,104,.09);transform:translateY(-2px)}
.product-choice img{width:174px;height:128px;object-fit:contain;flex:0 0 auto;background:white;mix-blend-mode:multiply}
.product-choice .name{font-size:18px;font-weight:750;line-height:1.4}
.product-choice .subline{font-size:13px;color:#657895;line-height:1.6;margin-top:6px}
.product-choice .arrow{color:#cc253a;font-size:20px;margin-top:6px}
.product-choice.placeholder .photo-fallback{width:174px;height:128px;flex:0 0 auto;display:grid;place-items:center;border-radius:12px;background:#f4f7fb;color:#194487;font-size:17px;font-weight:800;text-align:center;padding:10px}
.compact-intro{padding-bottom:14px}
@media(max-width:780px){.product-picture-grid{grid-template-columns:1fr}.product-choice{padding:14px;min-height:134px;gap:12px}.product-choice img,.product-choice.placeholder .photo-fallback{width:115px;height:104px}.product-choice .name{font-size:16px}.back-btn{font-size:13px}}