:root {
  --navy: #0b1f33;
  --navy-light: #14304d;
  --steel: #4a6075;
  --accent: #c1471d;
  --accent-light: #e0633a;
  --bg: #ffffff;
  --bg-alt: #f4f6f8;
  --border: #e1e6ea;
  --text: #1c2733;
  --text-muted: #5a6b7a;
  --radius: 6px;
  --max-width: 1140px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  font-weight: 700;
  line-height: 1.2;
  margin: 0 0 16px;
  color: var(--navy);
}

h2 { font-size: 2rem; }
h3 { font-size: 1.15rem; }

p { margin: 0 0 16px; color: var(--text-muted); }

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--border);
  backdrop-filter: saturate(180%) blur(6px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--navy);
}

.logo-mark {
  width: 26px;
  height: 26px;
  color: var(--accent);
}

.logo-text {
  font-size: 1.05rem;
  letter-spacing: 0.03em;
  font-weight: 500;
}

.logo-text strong { font-weight: 800; }

.nav-list {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-list a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text);
}

.nav-list a:hover { color: var(--accent); }

.nav-cta {
  background: var(--navy);
  color: #fff !important;
  padding: 10px 18px;
  border-radius: var(--radius);
}

.nav-cta:hover { background: var(--accent); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--navy);
}

/* Hero */

.hero {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-light) 55%, #1d4a6b 100%);
  color: #fff;
  padding: 100px 0 80px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  color: var(--accent-light);
  font-weight: 700;
  margin-bottom: 18px;
}

.hero h1 {
  color: #fff;
  font-size: 2.6rem;
  max-width: 820px;
  margin-bottom: 20px;
}

.hero-sub {
  color: #c7d3dd;
  font-size: 1.1rem;
  max-width: 680px;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin-bottom: 56px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover { background: var(--accent-light); }

.btn-secondary {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.4);
  color: #fff;
}

.btn-secondary:hover { border-color: #fff; }

.hero-stats {
  display: flex;
  gap: 48px;
  list-style: none;
  margin: 0;
  padding: 24px 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  flex-wrap: wrap;
}

.hero-stats li { display: flex; flex-direction: column; }

.stat-num {
  font-size: 1.6rem;
  font-weight: 800;
  color: #fff;
}

.stat-label {
  font-size: 0.85rem;
  color: #9fb0bf;
}

/* Sections */

.section { padding: 80px 0; }

.section-alt { background: var(--bg-alt); }

.section-intro {
  max-width: 680px;
  font-size: 1.05rem;
  margin-bottom: 40px;
}

.card-grid {
  display: grid;
  gap: 24px;
}

.card-grid.three-col { grid-template-columns: repeat(3, 1fr); }
.card-grid.two-col { grid-template-columns: repeat(2, 1fr); }

.info-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}

.section-alt .info-card { background: #fff; }

.stat-card-range {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 8px;
}

/* Products */

.product-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
  display: flex;
  flex-direction: column;
}

.product-gallery {
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  border-bottom: 1px solid var(--border);
}

.product-gallery img { max-height: 280px; width: auto; margin: 0 auto; }

.product-body { padding: 24px 28px 28px; }

.product-range {
  display: inline-block;
  color: var(--accent);
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 12px;
}

.product-lead {
  font-size: 0.9rem;
  color: var(--steel);
  font-weight: 600;
  margin-bottom: 0;
}

.products-footnote {
  margin-top: 32px;
  font-size: 0.95rem;
  text-align: center;
}

/* Gallery (quality section) */

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.gallery-grid img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: var(--radius);
}

/* Partners */

.partner-list {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  list-style: none;
  margin: 0;
  padding: 0;
}

.partner-list li {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 24px;
  font-weight: 700;
  color: var(--navy);
  background: var(--bg-alt);
}

/* Contact */

.section-contact { background: var(--navy); color: #fff; }

.contact-intro { max-width: 480px; }

.section-contact h2 { color: #fff; }

.contact-intro p { color: #c7d3dd; }

.contact-details {
  list-style: none;
  margin: 32px 0 0;
  padding: 24px 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.contact-details li {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.detail-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: #8fa1b0;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.detail-value.placeholder {
  font-style: italic;
  color: #c7d3dd;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.3);
  padding-bottom: 2px;
  width: fit-content;
}

/* Footer */

.site-footer {
  background: var(--navy);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 24px 0;
}

.footer-inner p {
  color: #8fa1b0;
  font-size: 0.85rem;
  margin: 0;
  text-align: center;
}

/* Responsive */

@media (max-width: 880px) {
  .card-grid.three-col,
  .card-grid.two-col { grid-template-columns: 1fr; }

  .gallery-grid { grid-template-columns: repeat(2, 1fr); }

  .hero h1 { font-size: 2rem; }

  .nav-toggle { display: flex; }

  .nav-list {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: flex-start;
    padding: 16px 24px 24px;
    gap: 16px;
    display: none;
  }

  .nav-list.open { display: flex; }

  .hero-stats { gap: 32px; }
}

@media (max-width: 560px) {
  .gallery-grid { grid-template-columns: 1fr 1fr; }
  .hero { padding: 72px 0 56px; }
  .section { padding: 56px 0; }
}