:root {
  --brand: #00463b;
  --brand-dark: #00322a;
  --ink: #1c1c1c;
  --muted: #555;
  --bg: #ffffff;
  --bg-alt: #f6f4ef;
  --border: #e6e3dc;
  --max: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255,255,255,0.95);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--border);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}
.brand img { height: 44px; width: auto; }
.site-header nav a {
  color: var(--ink);
  font-weight: 500;
  margin-left: 1.5rem;
  font-size: 0.95rem;
}
.site-header nav a:hover { color: var(--brand); text-decoration: none; }

/* Hero */
.hero {
  padding: 4rem 0 3rem;
  background: linear-gradient(180deg, #f6f4ef 0%, #ffffff 100%);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.85rem;
  color: var(--brand);
  font-weight: 600;
  margin: 0 0 0.75rem;
}
.hero-copy h1 {
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  line-height: 1.1;
  margin: 0 0 1.5rem;
  color: var(--ink);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.hero-art img { border-radius: 8px; }

/* Buttons */
.btn {
  display: inline-block;
  background: var(--brand);
  color: #fff;
  padding: 0.85rem 1.75rem;
  border-radius: 4px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-indent: 0.04em;
  text-transform: uppercase;
  font-size: 0.9rem;
  transition: background 0.2s ease;
}
.btn:hover { background: var(--brand-dark); text-decoration: none; }

/* Sections */
.section { padding: 4.5rem 0; }
.section-alt { background: var(--bg-alt); }
.section h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  margin: 0 0 1.25rem;
  color: var(--brand);
}
.lede {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 780px;
  margin: 0 0 2.5rem;
}

/* Product cards */
.products {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}
.product {
  background: #fff;
  border: 1px solid var(--border);
  border-top: 4px solid var(--brand);
  border-radius: 6px;
  padding: 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.product:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(0, 70, 59, 0.12);
}
.product h3 {
  margin: 0 0 0.75rem;
  color: var(--brand);
  font-size: 1.35rem;
  letter-spacing: 0.01em;
}
.product p {
  margin: 0 0 1.25rem;
  color: var(--muted);
  font-size: 0.97rem;
  flex-grow: 1;
}
.product-link {
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  align-self: flex-start;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
  align-items: center;
}
.about-art img { border-radius: 8px; }

/* CTA */
.cta {
  background: var(--brand);
  color: #fff;
  text-align: center;
}
.cta h2 { color: #fff; }
.cta p {
  max-width: 720px;
  margin: 0 auto 2rem;
  color: rgba(255,255,255,0.9);
  font-size: 1.05rem;
}
.cta .btn {
  background: #fff;
  color: var(--brand);
}
.cta .btn:hover { background: #f0ece2; }

/* Footer */
.site-footer {
  background: #111;
  color: #ddd;
  padding: 3rem 0 1.5rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
  padding-bottom: 2rem;
  border-bottom: 1px solid #2a2a2a;
}
.site-footer h3 {
  margin: 0 0 0.5rem;
  color: #fff;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.site-footer a { color: #ddd; }
.site-footer a:hover { color: #fff; }
.copyright {
  padding-top: 1.5rem;
  font-size: 0.85rem;
  color: #888;
  text-align: center;
}

/* Responsive */
@media (max-width: 768px) {
  .hero { padding: 2.5rem 0 2rem; }
  .hero-grid,
  .about-grid,
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .hero-art { order: -1; }
  .section { padding: 3rem 0; }
  .site-header nav a { margin-left: 1rem; font-size: 0.9rem; }
  .brand img { height: 36px; }
}