:root {
  --navy: #10284d;
  --navy-dark: #0a1c38;
  --gold: #c9a24a;
  --gray-bg: #f4f6f9;
  --text: #212b3a;
  --text-light: #5b6675;
  --border: #e3e7ee;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  line-height: 1.6;
  background: #fff;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }
section { padding: 72px 0; }

/* Header */
header.site-header {
  background: #fff;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav-wrap {
  max-width: 1140px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 22px;
  letter-spacing: 0.5px;
  color: var(--navy);
}
.logo .badge {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--navy), #24467e);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 900;
  border: 2px solid var(--gold);
}
.logo .brand-gold { color: var(--gold); }
nav.main-nav { display: flex; gap: 32px; align-items: center; }
nav.main-nav a {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  padding: 8px 0;
  border-bottom: 2px solid transparent;
}
nav.main-nav a:hover, nav.main-nav a.active {
  color: var(--navy);
  border-bottom-color: var(--gold);
}
.nav-cta {
  background: var(--navy);
  color: #fff !important;
  padding: 10px 20px !important;
  border-radius: 4px;
  border-bottom: none !important;
}
.nav-cta:hover { background: var(--navy-dark); border-bottom-color: transparent !important; }

/* Hero */
.hero {
  position: relative;
  background-size: cover;
  background-position: center;
  min-height: 480px;
  display: flex;
  align-items: center;
  color: #fff;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(10,28,56,0.92) 30%, rgba(10,28,56,0.55));
}
.hero .container { position: relative; z-index: 1; max-width: 640px; }
.hero .eyebrow {
  color: var(--gold);
  font-weight: 700;
  letter-spacing: 2px;
  font-size: 13px;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.hero h1 { font-size: 42px; font-weight: 800; line-height: 1.2; margin-bottom: 18px; }
.hero p { font-size: 17px; color: #dbe2ee; margin-bottom: 30px; }
.hero-actions { display: flex; gap: 16px; }

.page-hero {
  background: var(--navy);
  color: #fff;
  padding: 56px 0;
  text-align: center;
}
.page-hero h1 { font-size: 34px; font-weight: 800; margin-bottom: 10px; }
.page-hero p { color: #c7d0e0; font-size: 16px; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 13px 26px;
  border-radius: 4px;
  font-weight: 700;
  font-size: 15px;
}
.btn-gold { background: var(--gold); color: var(--navy-dark); }
.btn-gold:hover { background: #b8913c; }
.btn-outline { border: 2px solid #fff; color: #fff; }
.btn-outline:hover { background: rgba(255,255,255,0.12); }
.btn-navy { background: var(--navy); color: #fff; }
.btn-navy:hover { background: var(--navy-dark); }

/* Trust strip */
.trust-strip {
  background: var(--gray-bg);
  padding: 30px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.trust-strip .container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 20px;
  text-align: center;
}
.trust-item { flex: 1; min-width: 140px; }
.trust-item .num { font-size: 24px; font-weight: 800; color: var(--navy); }
.trust-item .label { font-size: 13px; color: var(--text-light); text-transform: uppercase; letter-spacing: 0.5px; }

/* Section heading */
.section-head { text-align: center; max-width: 640px; margin: 0 auto 48px; }
.section-head .eyebrow {
  color: var(--gold); font-weight: 700; letter-spacing: 2px; font-size: 13px;
  text-transform: uppercase; margin-bottom: 10px;
}
.section-head h2 { font-size: 30px; font-weight: 800; color: var(--navy); margin-bottom: 12px; }
.section-head p { color: var(--text-light); font-size: 16px; }

/* Product cards grid */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

.product-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
  transition: box-shadow 0.2s, transform 0.2s;
}
.product-card:hover { box-shadow: 0 12px 30px rgba(16,40,77,0.12); transform: translateY(-3px); }
.product-card img { aspect-ratio: 1/1; object-fit: cover; width: 100%; }
.product-card .body { padding: 22px; }
.product-card h3 { font-size: 19px; color: var(--navy); margin-bottom: 8px; }
.product-card p { color: var(--text-light); font-size: 14.5px; margin-bottom: 14px; }
.product-card .link { color: var(--navy); font-weight: 700; font-size: 14px; }
.product-card .link::after { content: " →"; }

.app-card { position: relative; border-radius: 8px; overflow: hidden; aspect-ratio: 4/3; }
.app-card img { width: 100%; height: 100%; object-fit: cover; }
.app-card .caption {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: linear-gradient(0deg, rgba(10,28,56,0.85), transparent);
  color: #fff; padding: 16px 14px 12px; font-weight: 700; font-size: 14px;
}

/* About */
.about-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; }
.about-grid h2 { font-size: 30px; color: var(--navy); font-weight: 800; margin-bottom: 18px; }
.about-grid p { color: var(--text-light); margin-bottom: 16px; }
.fact-box { background: var(--gray-bg); border-radius: 8px; padding: 24px; }
.fact-box dt { font-weight: 700; color: var(--navy); font-size: 13px; text-transform: uppercase; letter-spacing: 0.5px; margin-top: 16px; }
.fact-box dt:first-child { margin-top: 0; }
.fact-box dd { color: var(--text-light); font-size: 14.5px; }

.why-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-top: 20px; }
.why-item { display: flex; gap: 14px; }
.why-item .icon {
  width: 44px; height: 44px; border-radius: 50%; background: var(--navy);
  color: var(--gold); display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 18px; flex-shrink: 0;
}
.why-item h4 { font-size: 16px; color: var(--navy); margin-bottom: 4px; }
.why-item p { color: var(--text-light); font-size: 14px; margin: 0; }

/* Products detail */
.product-section { padding: 64px 0; }
.product-section:nth-child(even) { background: var(--gray-bg); }
.product-detail { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.product-detail.reverse { direction: rtl; }
.product-detail.reverse > * { direction: ltr; }
.product-detail .tag {
  display: inline-block; background: var(--navy); color: var(--gold);
  font-size: 12px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase;
  padding: 5px 12px; border-radius: 3px; margin-bottom: 14px;
}
.product-detail h2 { font-size: 28px; color: var(--navy); font-weight: 800; margin-bottom: 14px; }
.product-detail p.desc { color: var(--text-light); margin-bottom: 20px; }
.spec-list { list-style: none; margin-bottom: 24px; }
.spec-list li {
  padding: 10px 0; border-bottom: 1px solid var(--border);
  display: flex; justify-content: space-between; font-size: 14.5px;
}
.spec-list li span:first-child { color: var(--text-light); }
.spec-list li span:last-child { font-weight: 700; color: var(--navy); }
.gallery-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 20px; }
.gallery-strip img { border-radius: 6px; aspect-ratio: 1/1; object-fit: cover; }

/* Certificates */
.cert-card { border: 1px solid var(--border); border-radius: 8px; overflow: hidden; background: #fff; }
.cert-card img { width: 100%; aspect-ratio: 3/4; object-fit: cover; object-position: top; border-bottom: 1px solid var(--border); }
.cert-card .body { padding: 16px; }
.cert-card h4 { font-size: 15px; color: var(--navy); margin-bottom: 4px; }
.cert-card p { font-size: 13px; color: var(--text-light); }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.contact-card {
  border: 1px solid var(--border); border-radius: 8px; padding: 28px; margin-bottom: 20px;
  display: flex; gap: 18px; align-items: flex-start;
}
.contact-card .icon {
  width: 48px; height: 48px; border-radius: 50%; background: var(--navy); color: var(--gold);
  display: flex; align-items: center; justify-content: center; font-size: 20px; flex-shrink: 0;
}
.contact-card h3 { font-size: 17px; color: var(--navy); margin-bottom: 6px; }
.contact-card p { color: var(--text-light); font-size: 14.5px; margin-bottom: 10px; }

/* CTA band */
.cta-band { background: var(--navy); color: #fff; text-align: center; }
.cta-band h2 { font-size: 28px; font-weight: 800; margin-bottom: 14px; }
.cta-band p { color: #c7d0e0; margin-bottom: 26px; }

/* Footer */
footer.site-footer { background: var(--navy-dark); color: #b9c3d4; padding: 48px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; margin-bottom: 32px; }
.footer-grid h4 { color: #fff; font-size: 15px; margin-bottom: 14px; }
.footer-grid p, .footer-grid a { font-size: 14px; color: #b9c3d4; display: block; margin-bottom: 8px; }
.footer-grid a:hover { color: var(--gold); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 20px; font-size: 13px; text-align: center; color: #7a8699; }

/* Responsive */
@media (max-width: 860px) {
  nav.main-nav { display: none; }
  .grid-3, .grid-2, .grid-4 { grid-template-columns: 1fr; }
  .about-grid, .contact-grid, .product-detail, .product-detail.reverse { grid-template-columns: 1fr; direction: ltr; }
  .why-list { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 30px; }
  .gallery-strip { grid-template-columns: repeat(3, 1fr); }
}