/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: #0e1a2b;
  background: #ffffff;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-weight: 700; letter-spacing: -0.01em; line-height: 1.15; margin: 0; }
h1 { font-size: clamp(2rem, 4vw, 3.2rem); }
h2 { font-size: clamp(1.5rem, 2.5vw, 2.1rem); }
h3 { font-size: 1.15rem; }
p  { margin: 0 0 1em; }

.wrap { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 14px 26px;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  border: 2px solid transparent;
  transition: all 0.15s ease;
  cursor: pointer;
}
.btn-primary {
  background: #0a2540;
  color: #fff;
  border-color: #0a2540;
}
.btn-primary:hover { background: #143560; border-color: #143560; }
.btn-secondary {
  background: transparent;
  color: #0a2540;
  border-color: #0a2540;
}
.btn-secondary:hover { background: #0a2540; color: #fff; }
.btn-primary-on-dark {
  background: #ffffff;
  color: #0a2540;
  border-color: #ffffff;
}
.btn-primary-on-dark:hover { background: #e8eef7; }
.btn-ghost-on-dark {
  background: transparent;
  color: #ffffff;
  border-color: rgba(255,255,255,0.6);
}
.btn-ghost-on-dark:hover { background: rgba(255,255,255,0.1); border-color: #ffffff; }

.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 600;
  color: #5a6a80;
  margin-bottom: 16px;
}

.lede { font-size: 1.1rem; color: #3b4a5f; max-width: 60ch; }

/* ---------- Header ---------- */
.site-header {
  border-bottom: 1px solid #e6eaf0;
  background: #ffffff;
  position: sticky;
  top: 0;
  z-index: 50;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  gap: 24px;
}
.brand img { height: 48px; width: auto; }
.nav {
  display: flex;
  align-items: center;
  gap: 32px;
  font-weight: 500;
  font-size: 0.95rem;
}
.nav a { color: #3b4a5f; }
.nav a:hover { color: #0a2540; }
.nav .nav-cta {
  background: #0a2540;
  color: #fff !important;
  padding: 10px 18px;
  border-radius: 4px;
  font-weight: 600;
}
.nav .nav-cta:hover { background: #143560; }

@media (max-width: 780px) {
  .header-inner { flex-wrap: wrap; }
  .nav { gap: 18px; width: 100%; justify-content: flex-start; overflow-x: auto; padding-top: 8px; }
  .brand img { height: 40px; }
}

/* ---------- Hero ---------- */
.hero {
  padding: 80px 0 60px;
  background: linear-gradient(180deg, #f6f9fc 0%, #ffffff 100%);
  border-bottom: 1px solid #e6eaf0;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  align-items: center;
}
.hero-copy h1 { margin-bottom: 20px; }
.hero-cta { display: flex; gap: 14px; margin-top: 28px; flex-wrap: wrap; }
.hero-image img {
  border-radius: 6px;
  box-shadow: 0 20px 60px -30px rgba(10, 37, 64, 0.35);
}
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero { padding: 56px 0 40px; }
}

/* ---------- Stats ---------- */
.stats {
  background: #0a2540;
  color: #fff;
  padding: 40px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.stat-num { font-size: 2rem; font-weight: 800; letter-spacing: -0.02em; }
.stat-label { font-size: 0.88rem; color: #a8b7cc; margin-top: 4px; }
@media (max-width: 700px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
}

/* ---------- Sections ---------- */
.section { padding: 72px 0; }
.section-alt { background: #f6f9fc; }
.section-head { margin-bottom: 40px; max-width: 720px; }
.section-head h2 { margin-bottom: 10px; }
.section-head p { color: #5a6a80; margin: 0; }

/* ---------- Category grid ---------- */
.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.category-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid #e6eaf0;
  border-radius: 6px;
  overflow: hidden;
  transition: all 0.2s ease;
}
.category-card:hover {
  border-color: #0a2540;
  transform: translateY(-2px);
  box-shadow: 0 12px 40px -20px rgba(10, 37, 64, 0.25);
}
.category-card-img {
  aspect-ratio: 4 / 3;
  background: #f6f9fc;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.category-card-img img { width: 100%; height: 100%; object-fit: contain; padding: 16px; }
.category-card-body { padding: 20px 22px 22px; }
.category-card-title { font-weight: 700; font-size: 1.05rem; color: #0a2540; margin-bottom: 4px; }
.category-card-count { font-size: 0.82rem; color: #5a6a80; text-transform: uppercase; letter-spacing: 0.08em; }
.category-card-blurb { font-size: 0.92rem; color: #3b4a5f; margin-top: 12px; }
@media (max-width: 900px) {
  .category-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .category-grid { grid-template-columns: 1fr; }
}

/* ---------- Product grid ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.product-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid #e6eaf0;
  border-radius: 6px;
  overflow: hidden;
  transition: all 0.2s ease;
}
.product-card:hover {
  border-color: #0a2540;
  transform: translateY(-2px);
  box-shadow: 0 10px 30px -15px rgba(10, 37, 64, 0.2);
}
.product-card-img {
  aspect-ratio: 1 / 1;
  background: #f6f9fc;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.product-card-img img { width: 100%; height: 100%; object-fit: contain; padding: 12px; }
.product-card-title {
  padding: 14px 16px;
  font-weight: 600;
  font-size: 0.95rem;
  color: #0a2540;
  text-align: center;
  border-top: 1px solid #eef1f6;
}
@media (max-width: 900px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 640px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ---------- Diagram band ---------- */
.diagram-wrap {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 48px;
  align-items: center;
}
.diagram-copy h2 { margin-bottom: 16px; }
.diagram-copy p { color: #3b4a5f; max-width: 48ch; margin-bottom: 24px; }
.diagram-image img {
  border-radius: 6px;
  box-shadow: 0 20px 60px -30px rgba(10, 37, 64, 0.3);
}
@media (max-width: 900px) {
  .diagram-wrap { grid-template-columns: 1fr; }
}

/* ---------- CTA band ---------- */
.cta-band {
  background: #0a2540;
  color: #fff;
  padding: 80px 0;
}
.cta-inner {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 40px;
  align-items: center;
}
.cta-inner h2 { color: #fff; }
.cta-inner p { color: #c5d1e2; max-width: 50ch; margin: 12px 0 0; }
.cta-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 600;
  color: #7d94b5;
  margin-bottom: 12px;
}
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; justify-content: flex-end; }
@media (max-width: 900px) {
  .cta-inner { grid-template-columns: 1fr; }
  .cta-actions { justify-content: flex-start; }
}

/* ---------- Page head ---------- */
.page-head {
  background: #f6f9fc;
  border-bottom: 1px solid #e6eaf0;
  padding: 56px 0 48px;
}
.breadcrumb {
  font-size: 0.85rem;
  color: #5a6a80;
  margin-bottom: 16px;
}
.breadcrumb a { color: #0a2540; font-weight: 500; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb span { margin: 0 6px; color: #a8b7cc; }

/* ---------- Product detail ---------- */
.product-detail {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  align-items: center;
}
.product-detail-img {
  background: #f6f9fc;
  border-radius: 6px;
  padding: 40px;
  border: 1px solid #e6eaf0;
}
.product-detail-img img { width: 100%; height: auto; }
.product-detail-body h1 { margin: 6px 0 16px; }
.spec-note {
  background: #f6f9fc;
  border-left: 3px solid #0a2540;
  padding: 16px 20px;
  font-size: 0.95rem;
  margin: 28px 0;
  color: #3b4a5f;
}
.product-cta { display: flex; gap: 12px; flex-wrap: wrap; }
@media (max-width: 900px) {
  .product-detail { grid-template-columns: 1fr; }
}

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 56px;
  align-items: start;
}
.about-copy p { color: #3b4a5f; }
.about-stack { display: grid; gap: 16px; }
.stack-card {
  background: #f6f9fc;
  border: 1px solid #e6eaf0;
  border-radius: 6px;
  padding: 20px 22px;
}
.stack-title { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.12em; color: #5a6a80; font-weight: 600; }
.stack-value { font-size: 1.05rem; font-weight: 600; color: #0a2540; margin-top: 4px; }
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; }
}

.caps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.cap-card {
  background: #fff;
  border: 1px solid #e6eaf0;
  border-radius: 6px;
  padding: 24px;
}
.cap-title { font-weight: 700; color: #0a2540; margin-bottom: 8px; }
.cap-card p { margin: 0; color: #5a6a80; font-size: 0.93rem; }
@media (max-width: 800px) {
  .caps-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 500px) {
  .caps-grid { grid-template-columns: 1fr; }
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.contact-block {
  background: #f6f9fc;
  border: 1px solid #e6eaf0;
  border-radius: 6px;
  padding: 28px;
}
.contact-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #5a6a80;
  font-weight: 600;
  margin-bottom: 10px;
}
.contact-value { font-size: 1.15rem; font-weight: 600; color: #0a2540; }
.contact-value a { color: #0a2540; }
.contact-value a:hover { text-decoration: underline; }
.contact-sub { margin-top: 10px; font-size: 0.9rem; color: #5a6a80; }
.contact-sub a { color: #0a2540; font-weight: 500; text-decoration: underline; }
@media (max-width: 800px) {
  .contact-grid { grid-template-columns: 1fr; }
}

.contact-form {
  display: grid;
  gap: 18px;
  max-width: 700px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  color: #3b4a5f;
}
.contact-form input,
.contact-form textarea {
  font-family: inherit;
  font-size: 1rem;
  padding: 12px 14px;
  border: 1px solid #c5d1e2;
  border-radius: 4px;
  background: #fff;
  color: #0e1a2b;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: #0a2540;
  box-shadow: 0 0 0 3px rgba(10, 37, 64, 0.12);
}
.contact-form button { justify-self: start; margin-top: 8px; }
@media (max-width: 600px) {
  .form-row { grid-template-columns: 1fr; }
}

/* ---------- Map ---------- */
.map-section { height: 420px; }
.map-section iframe { width: 100%; height: 100%; border: 0; display: block; }

/* ---------- Footer ---------- */
.site-footer {
  background: #0e1a2b;
  color: #a8b7cc;
  padding: 56px 0 24px;
  margin-top: 0;
  font-size: 0.92rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-title { color: #fff; font-weight: 700; font-size: 1.05rem; margin-bottom: 6px; }
.footer-sub { color: #7d94b5; font-size: 0.88rem; }
.footer-label {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 10px;
}
.site-footer a { color: #a8b7cc; }
.site-footer a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid #1e2d44;
  padding-top: 24px;
  font-size: 0.82rem;
  color: #5a6a80;
}
@media (max-width: 800px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
}
@media (max-width: 500px) {
  .footer-grid { grid-template-columns: 1fr; }
}