:root{
  --bg:#0A1017;
  --bg-2:#0F1720;
  --bg-3:#151F2B;
  --surface:#FFFFFF;
  --surface-2:#F5F7FA;
  --line:#E3E8EF;
  --ink:#0A1017;
  --ink-2:#4A5768;
  --ink-3:#78859A;
  --on-dark:#E8EEF5;
  --on-dark-2:#9AAABF;
  --accent:#00D084;
  --accent-dark:#00A868;
  --blue:#2E7DD1;
  --radius:14px;
  --maxw:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color:var(--ink);background:var(--surface);line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
section{padding:88px 0}
.eyebrow{
  display:inline-block;font-size:12px;font-weight:600;letter-spacing:.14em;
  text-transform:uppercase;color:var(--accent);margin-bottom:14px;
}
h1{font-size:52px;line-height:1.12;letter-spacing:-.02em;font-weight:700}
h2{font-size:36px;line-height:1.2;letter-spacing:-.015em;font-weight:700;margin-bottom:14px}
h3{font-size:20px;font-weight:650;line-height:1.35;margin-bottom:8px}
p{color:var(--ink-2)}
.lead{font-size:18px;color:var(--ink-2);max-width:680px}

/* nav */
.nav{
  position:sticky;top:0;z-index:100;background:rgba(10,16,23,.92);
  backdrop-filter:saturate(160%) blur(12px);border-bottom:1px solid rgba(255,255,255,.07);
}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:18px;letter-spacing:-.01em}
.brand-mark{
  width:32px;height:32px;border-radius:8px;background:var(--accent);
  display:grid;place-items:center;flex:none;
}
.brand-mark svg{width:18px;height:18px}
.nav ul{display:flex;gap:30px;list-style:none;align-items:center}
.nav a.navlink{color:var(--on-dark-2);font-size:15px;font-weight:500;transition:color .18s}
.nav a.navlink:hover,.nav a.navlink.active{color:#fff}
.btn{
  display:inline-flex;align-items:center;gap:8px;padding:11px 22px;border-radius:10px;
  font-weight:600;font-size:15px;border:1px solid transparent;cursor:pointer;transition:.18s;
}
.btn-accent{background:var(--accent);color:#04231A}
.btn-accent:hover{background:#00E892;transform:translateY(-1px)}
.btn-ghost{border-color:rgba(255,255,255,.28);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.08)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#1A2431}
.nav .btn{padding:9px 18px;font-size:14px}
.burger{display:none;background:none;border:0;color:#fff;cursor:pointer;padding:8px}
.burger span{display:block;width:22px;height:2px;background:#fff;margin:4px 0}

/* hero */
.hero{
  background:var(--bg);color:var(--on-dark);padding:104px 0 92px;position:relative;overflow:hidden;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(760px 380px at 78% 8%,rgba(0,208,132,.15),transparent 70%);
}
.hero-in{position:relative;z-index:1;max-width:820px}
.hero h1{color:#fff;margin-bottom:20px}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero p{color:var(--on-dark-2);font-size:19px;max-width:640px;margin-bottom:32px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{
  display:flex;gap:48px;flex-wrap:wrap;margin-top:60px;padding-top:36px;
  border-top:1px solid rgba(255,255,255,.1);
}
.stat b{display:block;font-size:30px;color:#fff;font-weight:700;letter-spacing:-.02em}
.stat span{font-size:13px;color:var(--on-dark-2)}

/* generic sections */
.sec-head{max-width:720px;margin-bottom:52px}
.grid{display:grid;gap:24px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{
  background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px;transition:.2s;
}
.card:hover{border-color:#CBD4E1;transform:translateY(-2px)}
.card .ic{
  width:44px;height:44px;border-radius:11px;background:rgba(0,208,132,.13);
  display:grid;place-items:center;margin-bottom:18px;
}
.card .ic svg{width:22px;height:22px;stroke:var(--accent-dark)}
.card p{font-size:15px}

/* dark band */
.band{background:var(--bg-2);color:var(--on-dark)}
.band h2,.band h3{color:#fff}
.band p{color:var(--on-dark-2)}
.band .card{background:var(--bg-3);border-color:rgba(255,255,255,.08)}
.band .card:hover{border-color:rgba(0,208,132,.4)}
.band .card h3{color:#fff}
.band .card p{color:var(--on-dark-2)}

/* products */
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:34px}
.filters button{
  padding:9px 20px;border-radius:99px;border:1px solid var(--line);background:#fff;
  font-size:14px;font-weight:550;cursor:pointer;color:var(--ink-2);transition:.16s;
  font-family:inherit;
}
.filters button:hover{border-color:var(--ink-3)}
.filters button.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.pgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.pcard{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;
  transition:.2s;display:flex;flex-direction:column;
}
.pcard:hover{border-color:var(--accent);transform:translateY(-3px);box-shadow:0 8px 24px rgba(10,16,23,.08)}
.pcard .thumb{aspect-ratio:1/1;background:#F0F3F7;display:grid;place-items:center;padding:14px}
.pcard .thumb img{max-height:100%;object-fit:contain}
.pcard .body{padding:18px 20px 22px;flex:1;display:flex;flex-direction:column}
.pcard h4{font-size:15px;font-weight:650;line-height:1.4;margin-bottom:6px}
.pcard .tag{
  display:inline-block;font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;
  color:var(--accent-dark);margin-bottom:10px;
}
.pcard .meta{font-size:13px;color:var(--ink-3);margin-top:auto;padding-top:12px}

/* markets */
.mgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.mcard{
  border:1px solid rgba(255,255,255,.09);border-radius:var(--radius);padding:28px;
  background:var(--bg-3);
}
.mcard h3{font-size:18px;margin-bottom:10px}
.mcard p{font-size:14.5px}

/* cert */
.certrow{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.cert{
  padding:7px 16px;border:1px solid var(--line);border-radius:8px;
  font-size:13px;font-weight:600;color:var(--ink-2);background:#fff;
}
.band .cert{background:transparent;border-color:rgba(255,255,255,.16);color:var(--on-dark)}

/* cta */
.cta{
  background:linear-gradient(0deg,var(--bg) 0%,var(--bg-3) 100%);color:#fff;text-align:center;
  padding:96px 0;
}
.cta h2{font-size:38px;margin-bottom:14px}
.cta p{color:var(--on-dark-2);max-width:560px;margin:0 auto 30px;font-size:17px}
.cta-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* footer */
.footer{background:var(--bg);color:var(--on-dark-2);padding:56px 0 32px;border-top:1px solid rgba(255,255,255,.07)}
.fgrid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px;margin-bottom:40px}
.footer h5{color:#fff;font-size:14px;font-weight:600;margin-bottom:14px;letter-spacing:.02em}
.footer ul{list-style:none;display:grid;gap:9px}
.footer a{font-size:14px;transition:color .16s}
.footer a:hover{color:var(--accent)}
.fbottom{border-top:1px solid rgba(255,255,255,.07);padding-top:24px;font-size:13px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* form */
.form{max-width:620px}
.field{margin-bottom:18px}
label{display:block;font-size:14px;font-weight:600;margin-bottom:7px}
input,select,textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;
  font-family:inherit;font-size:15px;background:#fff;color:var(--ink);transition:.16s;
}
input:focus,select:focus,textarea:focus{outline:0;border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,208,132,.15)}
textarea{min-height:120px;resize:vertical}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.ch-item{display:flex;gap:14px;margin-bottom:26px}
.ch-item .ic{width:40px;height:40px;border-radius:10px;background:var(--surface-2);display:grid;place-items:center;flex:none}
.ch-item .ic svg{width:19px;height:19px;stroke:var(--ink-2)}
.ch-item b{display:block;font-size:15px;margin-bottom:2px}
.ch-item span{font-size:14px;color:var(--ink-2)}
.note{font-size:13px;color:var(--ink-3);margin-top:14px}
.pq{
  display:flex;flex-direction:column;gap:3px;padding:14px 18px;margin-bottom:22px;
  border-left:3px solid var(--accent);background:rgba(0,208,132,.07);border-radius:0 10px 10px 0;
}
.pq span{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-dark);font-weight:600}
.pq b{font-size:15.5px}

/* product detail */
.crumbs{font-size:13px;color:var(--ink-3);margin-bottom:28px}
.crumbs a:hover{color:var(--accent-dark)}
.pd{padding:40px 0 20px}
.pd-top{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.pd-img{background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);padding:36px;display:grid;place-items:center}
.pd-img img{width:100%;max-width:440px;height:auto;object-fit:contain}
.pd-info .tag{
  display:inline-block;font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;
  color:var(--accent-dark);margin-bottom:6px;
}
.pd-info h1{font-size:36px;line-height:1.15;letter-spacing:-.02em;margin-bottom:14px}
.pd-info .lead{font-size:16.5px}
.specbox{border:1px solid var(--line);border-radius:12px;overflow:hidden;margin:24px 0 28px}
.srow{display:flex;justify-content:space-between;gap:20px;padding:11px 16px;border-bottom:1px solid var(--line);font-size:14px}
.srow:last-child{border-bottom:0}
.srow span{color:var(--ink-3);flex:none}
.srow b{font-weight:600;text-align:right}
.pd-cta{display:flex;gap:12px;flex-wrap:wrap}
.pd-body{max-width:840px}
.pd-body h2{font-size:26px;margin:38px 0 16px}
.pd-body p{margin-bottom:14px;font-size:15.5px}
.feat{list-style:none;display:grid;gap:13px}
.feat li{position:relative;padding-left:28px;font-size:15.5px;color:var(--ink-2)}
.feat li::before{
  content:"";position:absolute;left:2px;top:7px;width:12px;height:6px;
  border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg);
}

/* language switcher */
.lang-sw select{
  background:transparent;color:var(--on-dark);border:1px solid rgba(255,255,255,.22);
  border-radius:8px;padding:7px 10px;font-size:13.5px;cursor:pointer;font-family:inherit;
}
.lang-sw select:hover{border-color:rgba(255,255,255,.45)}
.lang-sw select option{color:var(--ink);background:#fff}

/* RTL (Arabic pages) */
[dir="rtl"] .certrow{direction:ltr}
[dir="rtl"] .hero-stats{direction:rtl}
[dir="rtl"] .stat{direction:rtl}
[dir="rtl"] .lang-sw{margin-left:0;margin-right:14px}
[dir="rtl"] body{text-align:right}
[dir="rtl"] .sec-head{text-align:right}
[dir="rtl"] .fbottom{direction:ltr}

/* responsive */
@media(max-width:1000px){
  .g3,.g4,.pgrid,.mgrid{grid-template-columns:repeat(2,1fr)}
  .fgrid{grid-template-columns:1fr 1fr}
  h1{font-size:40px}h2{font-size:30px}
  .pd-info h1{font-size:30px}
}
@media(max-width:720px){
  .nav ul{display:none}
  .nav ul.open{
    display:flex;flex-direction:column;position:absolute;top:68px;left:0;right:0;
    background:var(--bg);padding:20px 24px;gap:18px;border-bottom:1px solid rgba(255,255,255,.08);
  }
  .burger{display:block}
  .g3,.g4,.pgrid,.mgrid,.g2,.contact-grid,.pd-top{grid-template-columns:1fr}
  .pd-top{gap:30px}
  .pd-img{padding:22px}
  .pd-body h2{margin-top:30px}
  .fgrid{grid-template-columns:1fr}
  section{padding:60px 0}
  .hero{padding:72px 0 60px}
  .hero-stats{gap:28px}
  h1{font-size:33px}h2{font-size:26px}
}