:root{--navy:#173F5F;--navy-deep:#0F2C44;--amber:#F29B1D;--amber-dark:#D4841A;--paper:#FBFAF6;--panel:#EEF2F5;--ink:#1E2A33;--ink-soft:#4E5C68;--line:#D6DEE5;--white:#fff;--max:1180px;--radius:6px}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:"Barlow",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;font-size:17px;line-height:1.6;color:var(--ink);background:var(--paper)}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy);text-decoration-thickness:1px;text-underline-offset:3px}
a:focus-visible,button:focus-visible{outline:3px solid var(--amber);outline-offset:3px}
h1,h2,h3,h4{margin:0 0 .5em;line-height:1.15;font-weight:700;color:var(--navy-deep)}
h1{font-size:clamp(2.1rem,4.4vw,3.4rem);font-weight:800;letter-spacing:-.01em}
h2{font-size:clamp(1.7rem,3vw,2.3rem);letter-spacing:-.01em}
h3{font-size:1.3rem}h4{font-size:1.1rem}
p{margin:0 0 1em}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.section{padding:72px 0}.section.tint{background:var(--panel)}
.eyebrow{display:inline-block;font-weight:700;font-size:.85rem;letter-spacing:.08em;text-transform:uppercase;color:var(--amber-dark);margin-bottom:10px}
.lede{font-size:1.15rem;color:var(--ink-soft);max-width:64ch}
.center{text-align:center}.center .lede{margin:0 auto}
.btn{display:inline-block;font:inherit;font-weight:700;font-size:1rem;padding:14px 28px;border-radius:var(--radius);border:2px solid transparent;text-decoration:none;cursor:pointer;transition:background .15s,color .15s,transform .15s;line-height:1.2}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--amber);color:var(--navy-deep);box-shadow:0 4px 0 var(--amber-dark)}.btn-primary:hover{background:#F8AB3A}
.btn-outline{background:transparent;color:var(--navy);border-color:var(--navy)}.btn-outline:hover{background:var(--navy);color:#fff}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-dark{background:var(--navy-deep);color:#fff}.btn-dark:hover{background:var(--navy)}
.btn-sm{padding:10px 18px;font-size:.92rem}
.actions{display:flex;flex-wrap:wrap;gap:14px}

/* header */
.utility{background:var(--navy-deep);color:#C9D6E1;font-size:.9rem}
.utility .wrap{display:flex;justify-content:space-between;gap:16px;padding:7px 24px}
.utility a{color:#fff;text-decoration:none;font-weight:600}
.topbar{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:72px}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--navy-deep);font-weight:700;white-space:nowrap}
.logo img{height:44px;width:auto}
.nav{display:flex;align-items:center;gap:22px}
@media (max-width:1250px){.logo span{display:none}.nav{gap:16px}}
.nav a{text-decoration:none;font-weight:600;color:var(--ink);white-space:nowrap}
.nav a:hover,.nav a.active{color:var(--navy);box-shadow:0 3px 0 var(--amber)}
.nav .btn{box-shadow:0 4px 0 var(--amber-dark)}
.nav-toggle{display:none;background:none;border:2px solid var(--navy);border-radius:var(--radius);padding:8px 12px;font:inherit;font-weight:700;color:var(--navy);cursor:pointer}

/* hero */
.hero{background:linear-gradient(160deg,var(--navy-deep),var(--navy) 70%);color:#fff;padding:72px 0;border-bottom:8px solid var(--amber)}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero h1{color:#fff;margin-bottom:22px}
.hero h1 small{display:block;font-size:.42em;font-weight:600;color:#BFD3E4;letter-spacing:.02em;margin-bottom:10px}
.hero .lede{color:#D8E4EE;font-size:1.2rem;margin-bottom:30px}
.hero .visual img{margin:0 auto;border-radius:var(--radius);max-height:460px;width:auto}
.hero.slim{padding:56px 0}.hero.slim .wrap{display:block}.hero.slim .lede{margin-bottom:0}
.stats{display:flex;flex-wrap:wrap;gap:40px;margin-top:36px}
.stats b{display:block;font-size:2rem;font-weight:800;color:var(--amber);line-height:1}
.stats span{font-size:.9rem;color:#BFD3E4}
.brands{background:#fff;border-bottom:1px solid var(--line)}
.brands .wrap{display:flex;flex-wrap:wrap;justify-content:center;gap:10px 34px;padding:18px 24px;font-weight:700;font-size:.95rem;letter-spacing:.06em;color:var(--ink-soft)}
.brands a{color:var(--navy);text-decoration:none}

/* cards */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.card h3,.card h4{margin-bottom:8px}.card p{margin:0;color:var(--ink-soft)}
.card.link{text-decoration:none;color:inherit;display:block;transition:transform .15s,box-shadow .15s}
.card.link:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(23,63,95,.12)}
.card .count{display:inline-block;margin-top:14px;font-weight:700;color:var(--amber-dark);font-size:.9rem}
.steps{counter-reset:step}
.step::before{counter-increment:step;content:counter(step);display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;background:var(--navy);color:#fff;font-weight:800;font-size:1.25rem;margin-bottom:16px}

/* product cards */
.products{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.product{background:#fff;border:1px solid var(--line);border-radius:var(--radius);display:flex;flex-direction:column;overflow:hidden;position:relative;transition:transform .15s,box-shadow .15s}
.product:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(23,63,95,.12)}
.product .tag{position:absolute;top:12px;left:12px;background:var(--amber);color:var(--navy-deep);font-size:.75rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;padding:4px 10px;border-radius:3px;z-index:1}
.product .img{aspect-ratio:1/1;background:#fff;display:flex;align-items:center;justify-content:center;padding:20px;border-bottom:1px solid var(--line)}
.product .img img{max-height:100%;width:auto;object-fit:contain}
.product .body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.product .brand{font-size:.8rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-soft)}
.product h3{font-size:1.15rem;margin:2px 0 12px}.product h3 a{text-decoration:none;color:var(--navy-deep)}
.specs{display:grid;grid-template-columns:1fr 1fr;gap:6px 12px;font-size:.88rem;margin-bottom:14px}
.specs span{color:var(--ink-soft)}.specs b{display:block;font-weight:600;color:var(--ink)}
.price{margin-top:auto;padding-top:12px;border-top:1px solid var(--line)}
.price b{font-size:1.25rem;color:var(--navy-deep)}.price small{display:block;color:var(--ink-soft);font-size:.85rem}
.product .actions{margin-top:14px;gap:8px}
.product .actions .btn{flex:1;text-align:center;padding:10px 8px;font-size:.88rem;white-space:nowrap}

/* catalog filters */
.filters{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;display:flex;flex-wrap:wrap;gap:14px 24px;align-items:center;margin-bottom:28px}
.filters label{font-weight:600;font-size:.92rem;display:flex;align-items:center;gap:8px}
.filters select,.filters input{font:inherit;font-size:.95rem;padding:8px 10px;border:1px solid var(--line);border-radius:4px;background:#fff;min-width:150px}
.filters .count{margin-left:auto;color:var(--ink-soft);font-size:.92rem}
.empty{display:none;padding:40px;text-align:center;color:var(--ink-soft)}

/* product detail */
.detail{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.detail .gallery{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;display:flex;align-items:center;justify-content:center;min-height:420px}
.detail .gallery img{max-height:520px;width:auto;object-fit:contain}
.spec-table{width:100%;border-collapse:collapse;margin:20px 0 26px;background:#fff;border:1px solid var(--line)}
.spec-table th,.spec-table td{text-align:left;padding:10px 14px;border-bottom:1px solid var(--line);font-size:.96rem}
.spec-table th{width:42%;color:var(--ink-soft);font-weight:600}
.spec-table tr:last-child th,.spec-table tr:last-child td{border-bottom:0}
.pricebox{background:#fff;border:1px solid var(--line);border-top:6px solid var(--amber);border-radius:var(--radius);padding:24px;margin-bottom:22px}
.pricebox .row{display:flex;justify-content:space-between;gap:16px;padding:8px 0;border-bottom:1px solid var(--line)}
.pricebox .row:last-of-type{border-bottom:0}
.pricebox .row b{font-size:1.3rem;color:var(--navy-deep)}
.pricebox small{color:var(--ink-soft);display:block;margin-top:10px;font-size:.85rem}
.crumbs{font-size:.9rem;color:var(--ink-soft);margin-bottom:22px}.crumbs a{text-decoration:none}

/* quote card */
.quote-card{background:#fff;border:1px solid var(--line);border-top:6px solid var(--amber);border-radius:var(--radius);padding:32px;box-shadow:0 12px 32px rgba(23,63,95,.10)}
.quote-card h2{font-size:1.6rem;margin-bottom:6px}.quote-card p{color:var(--ink-soft);margin-bottom:18px}
#formTargetDiv{width:100%;min-height:320px}

/* faq / cta / footer */
.faq{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.faq h4{font-size:1.15rem;padding-bottom:8px;border-bottom:3px solid var(--amber);display:inline-block}
.faq p{margin:0}
.cta-band{background:var(--amber);padding:56px 0}
.cta-band .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px}
.cta-band h2{color:var(--navy-deep);margin:0;font-size:1.8rem}
footer{background:var(--navy-deep);color:#C9D6E1;padding:56px 0 32px;font-size:.96rem}
footer a{color:#fff}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1fr;gap:36px;align-items:start}
.foot-grid img{height:52px;width:auto;margin-bottom:16px}
footer h4{color:#fff;font-size:.95rem;margin-bottom:12px;letter-spacing:.04em;text-transform:uppercase}
footer ul{list-style:none;margin:0;padding:0}footer li{margin-bottom:7px}
.social{display:flex;gap:10px;margin-top:12px}
.social a{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border:1px solid rgba(255,255,255,.35);border-radius:50%;text-decoration:none;font-weight:700;font-size:.85rem}
.copy-line{margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.15);font-size:.86rem;opacity:.7}
.prose{max-width:72ch}.prose h2{margin-top:1.6em}.prose ul{padding-left:22px}.prose li{margin-bottom:6px}

@media (max-width:1000px){.products,.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:1fr 1fr}.foot-grid{grid-template-columns:1fr 1fr}}
@media (max-width:820px){
  .hero .wrap,.grid-2,.detail,.grid-3{grid-template-columns:1fr}
  .nav{display:none;position:absolute;left:0;right:0;top:72px;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:12px 24px 20px;gap:4px}
  .nav.open{display:flex}.nav a{padding:10px 0}.nav a:hover,.nav a.active{box-shadow:none}
  .nav-toggle{display:block}.utility{display:none}.section{padding:52px 0}
  .filters .count{margin-left:0;width:100%}
}
@media (max-width:540px){.products,.grid-4,.foot-grid{grid-template-columns:1fr}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn,.product,.card.link{transition:none}}