:root{
  --navy:#0b3a6e; --green:#1f6b2f; --dgreen:#0e4a2a; --orange:#f26a21;
  --ink:#1c2733; --muted:#5b6876; --bg:#f6f9f7; --white:#fff;
  --radius:14px; --shadow:0 6px 22px rgba(11,58,110,.10);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI',system-ui,-apple-system,Roboto,Arial,sans-serif;color:var(--ink);background:var(--white);line-height:1.6}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{width:min(1140px,92%);margin:0 auto}
section{padding:72px 0}
h1,h2,h3{line-height:1.2}
h2{font-size:clamp(1.6rem,3vw,2.2rem);color:var(--navy);margin-bottom:10px}
.eyebrow{color:var(--green);font-weight:700;letter-spacing:.12em;text-transform:uppercase;font-size:.8rem;margin-bottom:8px}
.lead{color:var(--muted);max-width:680px;margin-bottom:36px}
.center{text-align:center}.center .lead{margin-inline:auto}

/* header */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid #e5ece8}
.nav{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--navy)}
.brand img{height:46px;width:auto}
.brand small{display:block;font-weight:500;color:var(--muted);font-size:.7rem;margin-top:-4px}
nav ul{display:flex;gap:26px;list-style:none;align-items:center}
nav a{font-weight:600;font-size:.95rem;color:var(--ink)}
nav a:hover{color:var(--green)}
.btn{display:inline-block;background:var(--orange);color:#fff!important;padding:12px 26px;border-radius:999px;font-weight:700;border:0;cursor:pointer;font-size:1rem;transition:.2s}
.btn:hover{background:#d85a14;transform:translateY(-1px)}
.btn.alt{background:transparent;border:2px solid #fff}
.btn.alt:hover{background:#fff;color:var(--navy)!important}
.menu-toggle{display:none;background:none;border:0;font-size:1.7rem;color:var(--navy);cursor:pointer}

/* hero */
.hero{background:linear-gradient(135deg,var(--navy) 0%,#0b4f6c 55%,var(--green) 100%);color:#fff;padding:80px 0}
.hero .grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.hero h1{font-size:clamp(2rem,4.5vw,3.3rem);margin-bottom:16px}
.hero h1 span{color:#ffb27d}
.hero p{font-size:1.1rem;opacity:.92;margin-bottom:28px;max-width:540px}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-img{border-radius:var(--radius);overflow:hidden;box-shadow:0 14px 40px rgba(0,0,0,.35);border:4px solid rgba(255,255,255,.2)}
.tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}
.tags span{background:rgba(255,255,255,.14);padding:6px 14px;border-radius:999px;font-size:.85rem;font-weight:600}

/* strip */
.strip{background:var(--bg);padding:34px 0;border-bottom:1px solid #e3ece6}
.strip .row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.strip strong{display:block;color:var(--navy);font-size:1.05rem}
.strip span{color:var(--muted);font-size:.9rem}

/* about */
.about .grid{display:grid;grid-template-columns:1.2fr 1fr;gap:44px;align-items:start}
.about p{margin-bottom:14px;color:#33414f}
.about .tagline{color:var(--green);font-weight:700}
.vm{display:grid;gap:16px}
.vm div{background:var(--bg);border-left:5px solid var(--green);padding:20px;border-radius:var(--radius)}
.vm div:nth-child(2){border-color:var(--navy)}
.vm h3{color:var(--navy);margin-bottom:6px}

/* expertise */
.expertise{background:var(--bg)}
.chips{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.chip{background:#fff;padding:22px;border-radius:var(--radius);box-shadow:var(--shadow);text-align:center;font-weight:700;color:var(--navy)}
.chip i{display:block;font-style:normal;font-size:2rem;margin-bottom:8px}

/* products */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:24px}
.card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;border:1px solid #e8efeb;display:flex;flex-direction:column;transition:.25s}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 30px rgba(11,58,110,.18)}
.card img{width:100%;height:190px;object-fit:cover;background:#f1f4f2}
.card img.contain{object-fit:contain;background:#fff;padding:6px}
.card .body{padding:18px 20px 22px}
.card h3{color:var(--navy);font-size:1.1rem;margin-bottom:8px}
.card ul{list-style:none;color:var(--muted);font-size:.93rem}
.card li{padding-left:18px;position:relative;margin:3px 0}
.card li::before{content:"✓";color:var(--green);position:absolute;left:0;font-weight:700}
.group-title{margin:46px 0 20px;padding-bottom:8px;border-bottom:3px solid var(--orange);display:inline-block;color:var(--navy);font-size:1.4rem}
.group-title:first-of-type{margin-top:0}

/* featured */
.featured{background:linear-gradient(180deg,#fff,#eef6f0)}
.feat{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.feat.rev .feat-img{order:2}
.feat-img{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.feat-img img{width:100%}
.feat h2{margin-bottom:12px}
.feat p{color:#33414f;margin-bottom:14px}
.specs{width:100%;border-collapse:collapse;margin:14px 0 20px;font-size:.95rem}
.specs td{padding:9px 12px;border:1px solid #dfe9e2}
.specs td:first-child{background:#eaf4ec;font-weight:700;color:var(--dgreen);width:42%}
.ticks{list-style:none;margin:10px 0 18px}
.ticks li{padding-left:26px;position:relative;margin:6px 0}
.ticks li::before{content:"✔";position:absolute;left:0;color:var(--green)}
.gallery{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:22px}
.gallery img{border-radius:var(--radius);height:180px;width:100%;object-fit:cover}
.hr{height:70px}

/* why */
.why{background:var(--dgreen);color:#fff}
.why h2{color:#fff}.why .lead{color:#cfe3d6}
.why .row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.why .box{background:rgba(255,255,255,.08);padding:24px;border-radius:var(--radius);text-align:center}
.why .box b{display:block;font-size:1.05rem;margin-bottom:4px}
.why .box span{font-size:.9rem;color:#cfe3d6}
.ideal{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:10px}
.ideal span{background:#fff;color:var(--navy);padding:10px 20px;border-radius:999px;font-weight:600;box-shadow:var(--shadow)}

/* brochure */
.brochure img{border-radius:var(--radius);box-shadow:var(--shadow);margin:0 auto;max-width:520px;width:100%}

/* contact */
.contact{background:var(--bg)}
.contact .grid{display:grid;grid-template-columns:1fr 1fr;gap:44px}
.info p{margin:10px 0;display:flex;gap:12px;align-items:flex-start}
.info a:hover{color:var(--green);text-decoration:underline}
form{background:#fff;padding:28px;border-radius:var(--radius);box-shadow:var(--shadow)}
label{font-weight:600;font-size:.9rem;display:block;margin:12px 0 4px}
input,textarea,select{width:100%;padding:11px 13px;border:1px solid #cfdcd3;border-radius:8px;font:inherit}
input:focus,textarea:focus,select:focus{outline:2px solid var(--green);border-color:var(--green)}
form .btn{margin-top:18px;width:100%}
.note{font-size:.8rem;color:var(--muted);margin-top:10px}

footer{background:#082a50;color:#b9c9dc;padding:28px 0;text-align:center;font-size:.9rem}
footer b{color:#fff}

.wa{position:fixed;right:18px;bottom:18px;background:#25d366;color:#fff;border-radius:999px;padding:12px 18px;font-weight:700;box-shadow:0 6px 18px rgba(0,0,0,.25);z-index:60}

@media(max-width:860px){
  .hero .grid,.about .grid,.feat,.contact .grid{grid-template-columns:1fr}
  .feat.rev .feat-img{order:0}
  .strip .row,.why .row{grid-template-columns:repeat(2,1fr)}
  .chips{grid-template-columns:repeat(2,1fr)}
  .menu-toggle{display:block}
  nav ul{display:none;position:absolute;top:70px;left:0;right:0;background:#fff;flex-direction:column;padding:18px;gap:14px;border-bottom:1px solid #e5ece8}
  nav ul.open{display:flex}
  section{padding:52px 0}
}

/* catalog */
.tabs{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:0 0 30px}
.tab{background:#fff;border:2px solid #d5e3d9;color:var(--navy);padding:8px 18px;border-radius:999px;font-weight:700;cursor:pointer;font:inherit;font-weight:700;font-size:.92rem}
.tab:hover{border-color:var(--green)}
.tab.on{background:var(--green);border-color:var(--green);color:#fff}
.pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px}
.pcard{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid #e8efeb;overflow:hidden;display:flex;flex-direction:column;transition:.25s}
.pcard:hover{box-shadow:0 12px 30px rgba(11,58,110,.18)}
.pimg{height:240px;background:#f1f4f2;display:flex;align-items:center;justify-content:center;overflow:hidden}
.pimg img{width:100%;height:100%;object-fit:cover;cursor:zoom-in}
.pimg.contain{background:#fff}
.pimg.contain img{object-fit:contain;padding:8px}
.thumbs{display:flex;gap:6px;padding:8px 10px;background:#f6f9f7;overflow-x:auto}
.thumbs img{width:52px;height:52px;object-fit:cover;border-radius:8px;border:2px solid transparent;cursor:pointer;flex:0 0 auto;background:#fff}
.thumbs img.on{border-color:var(--orange)}
.pcard .body{padding:16px 18px 20px;display:flex;flex-direction:column;flex:1}
.pcard h3{color:var(--navy);font-size:1.08rem;margin-bottom:8px}
.pcard ul{list-style:none;color:var(--muted);font-size:.92rem;flex:1}
.pcard li{padding-left:18px;position:relative;margin:3px 0}
.pcard li::before{content:"✓";color:var(--green);position:absolute;left:0;font-weight:700}
.enq{display:inline-block;margin-top:14px;color:var(--orange);font-weight:700}
.btn.enq{color:#fff;margin-top:0}
#lb{position:fixed;inset:0;background:rgba(5,20,35,.88);display:none;align-items:center;justify-content:center;z-index:100;cursor:zoom-out;padding:20px}
#lb.show{display:flex}
#lb img{max-width:96vw;max-height:92vh;border-radius:10px;background:#fff}
.mini{margin:40px 0 16px;color:var(--navy)}
.expertise .ideal span{background:#fff}
.why .row.five{grid-template-columns:repeat(5,1fr)}
@media(max-width:860px){.why .row.five{grid-template-columns:repeat(2,1fr)}.pimg{height:220px}}