:root{
 --navy:#111a4a; --blue:#27338f; --red:#e21f2f; --ink:#1c2230; --muted:#687184;
 --light:#f4f7fb; --white:#fff; --line:#e3e7ef; --gold:#d6a84f;
 --shadow:0 16px 45px rgba(18,28,66,.10); --radius:18px; --max:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.65}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(var(--max),92%);margin:auto}
.topbar{background:var(--navy);color:#fff;font-size:13px}
.topbar .container{display:flex;justify-content:space-between;gap:20px;padding:9px 0;flex-wrap:wrap}
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid #edf0f5}
.nav{height:78px;display:flex;align-items:center;justify-content:space-between;gap:25px}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{width:48px;height:48px;border-radius:12px;background:var(--red);display:grid;place-items:center;color:#fff;font-weight:900;font-size:20px;letter-spacing:-1px;box-shadow:0 8px 18px rgba(226,31,47,.25)}
.brand-text strong{display:block;font-size:19px;line-height:1.05;color:var(--navy)}
.brand-text span{font-size:11px;letter-spacing:1.5px;color:var(--red);font-weight:800}
.menu{display:flex;align-items:center;gap:28px;font-weight:700;font-size:14px}
.menu a{position:relative;padding:28px 0;color:#3a4151}
.menu a:hover,.menu a.active{color:var(--red)}
.menu a.active:after{content:"";position:absolute;left:0;right:0;bottom:17px;height:3px;background:var(--red);border-radius:5px}
.nav-cta{background:var(--red)!important;color:#fff!important;padding:12px 18px!important;border-radius:10px;box-shadow:0 8px 18px rgba(226,31,47,.18)}
.nav-cta:after{display:none}
.menu-btn{display:none;border:0;background:var(--navy);color:#fff;width:44px;height:44px;border-radius:10px;font-size:22px}

.hero{min-height:570px;display:grid;align-items:center;position:relative;overflow:hidden;background:
linear-gradient(90deg,rgba(8,15,55,.94) 0%,rgba(8,15,55,.80) 44%,rgba(8,15,55,.34) 100%),
url("../assets/hero-catalog.png") center/cover}
.hero:after{content:"";position:absolute;inset:auto -5% -120px auto;width:55%;height:260px;background:rgba(226,31,47,.14);transform:rotate(-7deg);border-radius:50%}
.hero-content{position:relative;z-index:2;color:#fff;max-width:720px;padding:80px 0}
.kicker{color:#ffb7be;text-transform:uppercase;letter-spacing:3px;font-size:12px;font-weight:900;margin-bottom:15px}
.hero h1{font-size:clamp(42px,6vw,76px);line-height:1.02;letter-spacing:-2px;margin-bottom:22px}
.hero h1 span{color:#ff5965}
.hero p{font-size:18px;color:#eef2ff;max-width:650px;margin-bottom:30px}
.buttons{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 22px;border-radius:11px;font-weight:800;border:1px solid transparent}
.btn-primary{background:var(--red);color:#fff;box-shadow:0 12px 25px rgba(226,31,47,.25)}
.btn-light{background:#fff;color:var(--navy)}
.btn-outline{border-color:#fff;color:#fff}
.section{padding:90px 0}
.section.alt{background:var(--light)}
.section-head{max-width:760px;margin:0 auto 48px;text-align:center}
.section-head .kicker{color:var(--red);margin-bottom:8px}
.section-head h2{font-size:clamp(30px,4vw,46px);line-height:1.15;color:var(--navy);margin-bottom:14px;letter-spacing:-1px}
.section-head p{color:var(--muted)}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:center}
.visual-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:12px;box-shadow:var(--shadow)}
.visual-card img{width:100%;border-radius:14px}
.content h2{font-size:42px;line-height:1.15;color:var(--navy);margin-bottom:17px}
.content p{color:var(--muted);margin-bottom:16px}
.checks{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:25px 0}
.check{font-weight:700;font-size:14px}.check:before{content:"✓";color:var(--red);margin-right:8px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:35px}
.stat{background:#fff;border:1px solid var(--line);border-radius:15px;padding:22px;text-align:center}
.stat strong{display:block;font-size:28px;color:var(--red)}
.stat span{font-size:13px;color:var(--muted);font-weight:700}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:.25s;box-shadow:0 8px 24px rgba(20,30,60,.05)}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.card-img{aspect-ratio:1.2;overflow:hidden;background:#f6f7f9}
.card-img img{width:100%;height:100%;object-fit:cover;transition:.35s}
.card:hover img{transform:scale(1.04)}
.card-body{padding:18px}
.card-body h3{font-size:17px;color:var(--navy);margin-bottom:5px}
.card-body p{font-size:13px;color:var(--muted)}
.tag{display:inline-block;background:#fff0f1;color:var(--red);padding:5px 9px;border-radius:20px;font-size:11px;font-weight:900;margin-bottom:9px}
.banner{background:var(--navy);color:#fff;border-radius:24px;padding:45px;display:flex;justify-content:space-between;align-items:center;gap:25px}
.banner h2{font-size:34px;line-height:1.15;margin-bottom:8px}.banner p{color:#cbd2ec}
.page-hero{background:linear-gradient(90deg,rgba(10,18,65,.94),rgba(10,18,65,.62)),url("../assets/hero-catalog.png") center 35%/cover;padding:85px 0;color:#fff}
.page-hero h1{font-size:clamp(38px,5vw,62px);line-height:1.1;margin-bottom:8px}.page-hero p{color:#dce2f6;max-width:680px}
.product-toolbar{display:flex;justify-content:space-between;gap:15px;align-items:center;margin-bottom:28px;flex-wrap:wrap}
.search{width:min(360px,100%);padding:13px 16px;border:1px solid var(--line);border-radius:11px;outline:none;font:inherit}.search:focus{border-color:var(--red)}
.filter{display:flex;gap:8px;flex-wrap:wrap}.filter button{border:1px solid var(--line);background:#fff;padding:9px 13px;border-radius:9px;font-weight:700;cursor:pointer}.filter button.active,.filter button:hover{background:var(--red);color:#fff;border-color:var(--red)}
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.product-card{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:0 8px 25px rgba(18,28,66,.05)}
.product-card img{width:100%;aspect-ratio:1.25;object-fit:contain;padding:10px;background:#f7f8fa;display:block}
.product-info{padding:16px}.product-info h3{font-size:16px;color:var(--navy)}.product-info p{font-size:12px;color:var(--muted);margin-top:5px}
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:30px}
.contact-card,.form-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:30px;box-shadow:var(--shadow)}
.contact-card h2,.form-card h2{color:var(--navy);font-size:30px;margin-bottom:15px}
.contact-item{display:flex;gap:14px;padding:17px 0;border-bottom:1px solid var(--line)}.contact-item:last-child{border-bottom:0}
.icon{width:44px;height:44px;border-radius:12px;background:#fff0f1;color:var(--red);display:grid;place-items:center;font-weight:900;flex:none}
.contact-item strong{display:block;color:var(--navy)}.contact-item span,.contact-item a{font-size:14px;color:var(--muted)}
form{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.field.full{grid-column:1/-1}.field label{display:block;font-size:12px;font-weight:800;color:#3c4351;margin-bottom:6px}
.field input,.field textarea,.field select{width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:10px;font:inherit;outline:none;background:#fff}.field textarea{min-height:130px;resize:vertical}.field input:focus,.field textarea:focus{border-color:var(--red)}
.footer{background:#0d143d;color:#cdd3e9;padding:55px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.3fr .8fr .9fr;gap:50px}
.footer h3{color:#fff;margin-bottom:15px}.footer p{font-size:14px;line-height:1.8}.footer a{display:block;font-size:14px;margin:7px 0;color:#cdd3e9}.footer a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:35px;padding-top:18px;font-size:12px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap}
.float-wa{position:fixed;right:20px;bottom:20px;z-index:60;width:56px;height:56px;border-radius:50%;background:#25d366;color:#fff;display:grid;place-items:center;font-size:25px;box-shadow:0 12px 28px rgba(0,0,0,.22)}
.note{background:#fff9e8;border:1px solid #f1dfaa;padding:14px 16px;border-radius:12px;color:#6d5a25;font-size:13px}
.empty{display:none;text-align:center;color:var(--muted);padding:30px;grid-column:1/-1}

@media(max-width:980px){
 .menu{gap:17px}.cards,.product-grid{grid-template-columns:repeat(3,1fr)}.stats{grid-template-columns:repeat(2,1fr)}
 .footer-grid{grid-template-columns:1fr 1fr}.grid-2{gap:30px}
}
@media(max-width:760px){
 .topbar .container{justify-content:center;text-align:center}
 .nav{height:70px}.menu-btn{display:block}.menu{position:absolute;top:70px;left:4%;right:4%;display:none;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:2px}
 .menu.open{display:flex}.menu a{padding:13px 15px;border-radius:8px}.menu a.active:after{display:none}.nav-cta{text-align:center}
 .hero{min-height:620px}.hero-content{padding:65px 0}.hero h1{letter-spacing:-1px}.hero p{font-size:16px}
 .grid-2,.contact-grid{grid-template-columns:1fr}.section{padding:65px 0}.content h2{font-size:34px}
 .cards,.product-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr}.banner{padding:30px;flex-direction:column;align-items:flex-start}
}
@media(max-width:480px){
 .brand-mark{width:42px;height:42px}.brand-text strong{font-size:15px}.brand-text span{font-size:9px}
 .cards,.product-grid,.stats{grid-template-columns:1fr}.checks{grid-template-columns:1fr}.hero h1{font-size:43px}
 form{grid-template-columns:1fr}.field.full{grid-column:auto}.page-hero{padding:60px 0}
 .float-wa{right:14px;bottom:14px}
}

.hero-product-collage{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;max-width:620px;margin:auto}.hero-product-card{background:#fff;border:1px solid rgba(18,28,66,.12);border-radius:18px;overflow:hidden;box-shadow:0 12px 35px rgba(18,28,66,.12)}.hero-product-card img{width:100%;height:180px;object-fit:contain;background:#f7f8fa;display:block}.hero-product-card span{display:block;padding:12px 14px;font-weight:800;color:var(--navy);font-size:14px}.product-home-grid .card-img img{object-fit:contain;padding:10px;background:#f7f8fa}@media(max-width:720px){.hero-product-collage{max-width:520px}.hero-product-card img{height:150px}}

/* Professional featured-products carousel */
.product-carousel{position:relative;max-width:620px;margin:0 auto;padding:0 42px 44px}
.carousel-window{overflow:hidden;border-radius:24px}
.carousel-track{display:flex;transition:transform .55s cubic-bezier(.22,.61,.36,1);will-change:transform}
.carousel-slide{min-width:100%;background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:var(--shadow)}
.carousel-slide img{width:100%;height:360px;object-fit:contain;background:linear-gradient(135deg,#f8fafc,#eef2f7);padding:28px}
.carousel-slide div{padding:20px 24px 22px;border-top:1px solid var(--line)}
.carousel-slide span{display:block;color:var(--red);font-size:11px;letter-spacing:2px;font-weight:900;margin-bottom:5px}
.carousel-slide strong{display:block;color:var(--navy);font-size:22px;line-height:1.2}
.carousel-arrow{position:absolute;top:43%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--navy);font-size:30px;line-height:1;cursor:pointer;z-index:3;box-shadow:0 8px 20px rgba(18,28,66,.12)}
.carousel-arrow:hover{background:var(--red);color:#fff;border-color:var(--red)}
.carousel-arrow.prev{left:0}.carousel-arrow.next{right:0}
.carousel-dots{position:absolute;bottom:12px;left:0;right:0;display:flex;justify-content:center;gap:7px}
.carousel-dot{width:8px;height:8px;border:0;border-radius:50%;background:#cbd2df;cursor:pointer;padding:0}.carousel-dot.active{width:24px;border-radius:8px;background:var(--red)}
.product-card img{object-fit:contain;padding:18px;background:linear-gradient(135deg,#fafbfd,#f0f3f7);image-rendering:auto}
@media(max-width:760px){.product-carousel{padding-left:32px;padding-right:32px}.carousel-slide img{height:280px;padding:20px}.carousel-slide strong{font-size:19px}.carousel-arrow{width:38px;height:38px;font-size:26px}}
@media(max-width:480px){.product-carousel{padding-left:25px;padding-right:25px}.carousel-slide img{height:230px}.carousel-slide div{padding:16px 18px 18px}.carousel-arrow{width:34px;height:34px;font-size:23px}.carousel-dots{bottom:7px}}