:root {
  --navy: #0b1325;
  --navy2: #101d35;
  --panel: #14243d;
  --steel: #a9b8c9;
  --muted: #71839a;
  --line: rgba(169, 184, 201, 0.18);
  --white: #f5f7fa;
  --amber: #f59e0b;
  --ice: #e9eff5;
  --shadow: 0 22px 60px rgba(0, 0, 0, 0.24);
}
* {
  box-sizing: border-box;
  margin: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  background: var(--navy);
  color: var(--white);
  font:
    16px/1.6 "DM Sans",
    sans-serif;
  overflow-x: hidden;
}
a {
  color: inherit;
  text-decoration: none;
}
img {
  display: block;
  max-width: 100%;
}
h1,
h2,
h3,
h4,
.brand,
.eyebrow,
.nav-link,
.button {
  font-family: "Space Grotesk", sans-serif;
}
.wrap {
  margin: auto;
  max-width: 1240px;
  padding: 0 28px;
}
.eyebrow {
  color: var(--amber);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.button {
  align-items: center;
  border: 1px solid transparent;
  display: inline-flex;
  font-size: 0.78rem;
  font-weight: 700;
  gap: 10px;
  justify-content: center;
  letter-spacing: 0.05em;
  min-height: 48px;
  padding: 0 19px;
  text-transform: uppercase;
  transition: 0.2s;
}
.button:hover {
  transform: translateY(-2px);
}
.button-primary {
  background: var(--amber);
  color: #18120a;
}
.button-primary:hover {
  background: #ffb52b;
}
.button-ghost {
  border-color: var(--line);
}
.button-ghost:hover {
  border-color: var(--amber);
  color: var(--amber);
}
.site-header {
  backdrop-filter: blur(18px);
  background: rgba(11, 19, 37, 0.86);
  border-bottom: 1px solid var(--line);
  left: 0;
  position: fixed;
  right: 0;
  top: 0;
  z-index: 20;
}
.nav {
  align-items: center;
  display: flex;
  height: 78px;
  justify-content: space-between;
}
.brand {
  align-items: center;
  display: inline-flex;
  gap: 11px;
  letter-spacing: 0.1em;
}
.brand img {
  height: 42px;
  object-fit: contain;
  width: 42px;
}
.brand strong {
  display: block;
  font-size: 1.05rem;
  line-height: 1;
}
.brand small {
  color: var(--steel);
  display: block;
  font:
    0.55rem "DM Sans",
    sans-serif;
  letter-spacing: 0.16em;
  margin-top: 5px;
}
.nav-links {
  align-items: center;
  display: flex;
  gap: 24px;
  list-style: none;
}
.nav-link {
  color: var(--steel);
  font-size: 0.72rem;
  font-weight: 600;
}
.nav-link:hover,
.nav-link.active {
  color: var(--amber);
}
.nav-contact {
  color: var(--steel);
  font-size: 0.7rem;
}
.nav-contact i {
  color: var(--amber);
  margin-right: 5px;
}
.menu-toggle {
  background: none;
  border: 0;
  color: var(--white);
  display: none;
  font-size: 1.3rem;
}
.hero {
  background:
    linear-gradient(
      90deg,
      rgba(11, 19, 37, 0.97),
      rgba(11, 19, 37, 0.7) 55%,
      rgba(11, 19, 37, 0.3)
    ),
    var(--hero-image) center/cover;
  min-height: 610px;
  padding: 170px 0 85px;
  position: relative;
}
.hero:after {
  background: var(--amber);
  bottom: 0;
  content: "";
  height: 3px;
  left: 0;
  position: absolute;
  width: 31%;
}
.hero-grid {
  align-items: end;
  display: grid;
  gap: 50px;
  grid-template-columns: 1.1fr 0.9fr;
}
.hero h1 {
  font-size: clamp(3rem, 7vw, 6.1rem);
  letter-spacing: -0.075em;
  line-height: 0.91;
  margin: 18px 0 25px;
  max-width: 780px;
}
.hero h1 span {
  color: var(--amber);
}
.hero p {
  color: #d1dbe6;
  font-size: 1.05rem;
  max-width: 600px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}
.hero-panel {
  background: rgba(16, 29, 53, 0.78);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  padding: 25px;
}
.hero-panel h2 {
  font-size: 1.25rem;
  margin: 12px 0 20px;
}
.metric {
  border-top: 1px solid var(--line);
  display: flex;
  gap: 16px;
  padding-top: 14px;
  margin-top: 14px;
}
.metric strong {
  color: var(--amber);
  font-size: 1.45rem;
  min-width: 58px;
}
.metric span {
  color: var(--steel);
  font-size: 0.78rem;
}
section {
  padding: 88px 0;
}
.light {
  background: var(--ice);
  color: var(--navy);
}
.section-head {
  margin-bottom: 32px;
}
.section-head h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  letter-spacing: -0.06em;
  line-height: 1;
  max-width: 700px;
}
.section-head p {
  color: var(--steel);
  margin-top: 14px;
  max-width: 620px;
}
.light .section-head p {
  color: #52677c;
}
.content-grid {
  display: grid;
  gap: 48px;
  grid-template-columns: 1.05fr 0.95fr;
}
.copy p {
  color: var(--steel);
  margin-top: 17px;
}
.light .copy p {
  color: #52677c;
}
.specs {
  border-top: 1px solid var(--line);
}
.spec-row {
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 20px;
  grid-template-columns: 0.8fr 1.2fr;
  padding: 14px 0;
}
.spec-row strong {
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.82rem;
}
.spec-row span {
  color: var(--steel);
  font-size: 0.82rem;
}
.light .spec-row {
  border-color: rgba(11, 19, 37, 0.15);
}
.light .spec-row span {
  color: #52677c;
}
.cards {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(3, 1fr);
}
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 24px;
}
.card h3 {
  font-size: 1.05rem;
  margin: 10px 0 7px;
}
.card p {
  color: var(--steel);
  font-size: 0.82rem;
}
.card i {
  color: var(--amber);
  font-size: 1.25rem;
}
.gallery {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(3, 1fr);
}
.gallery figure {
  background: var(--panel);
  border: 1px solid var(--line);
  overflow: hidden;
}
.gallery img {
  height: 190px;
  object-fit: cover;
  width: 100%;
}
.gallery figcaption {
  color: var(--steel);
  font-size: 0.75rem;
  padding: 10px 13px;
}
.rfq-strip {
  background: var(--amber);
  color: #18120a;
  padding: 42px 0;
}
.rfq-inner {
  align-items: center;
  display: flex;
  gap: 25px;
  justify-content: space-between;
}
.rfq-inner h2 {
  font-size: clamp(1.7rem, 3vw, 2.7rem);
  letter-spacing: -0.05em;
  line-height: 1;
}
.rfq-inner p {
  font-size: 0.85rem;
  margin-top: 6px;
}
.rfq-strip .button {
  border-color: #18120a;
  color: #18120a;
}
footer {
  background: var(--navy2);
  border-top: 1px solid var(--line);
  padding: 58px 0 24px;
}
.footer-grid {
  display: grid;
  gap: 35px;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
}
footer h3 {
  font-size: 0.9rem;
  margin-bottom: 15px;
}
footer p,
footer li,
footer a {
  color: var(--steel);
  font-size: 0.76rem;
}
footer ul {
  display: grid;
  gap: 8px;
  list-style: none;
  padding: 0;
}
footer a:hover {
  color: var(--amber);
}
.footer-brand p {
  margin-top: 15px;
  max-width: 260px;
}
.compliance {
  border-top: 1px solid var(--line);
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  margin-top: 43px;
  padding-top: 19px;
  font-size: 0.68rem;
}
@media (max-width: 900px) {
  .nav-links {
    gap: 14px;
  }
  .nav-contact {
    display: none;
  }
  .hero-grid,
  .content-grid {
    grid-template-columns: 1fr;
  }
  .hero-panel {
    max-width: 450px;
  }
  .cards {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 680px) {
  .wrap {
    padding: 0 18px;
  }
  section {
    padding: 68px 0;
  }
  .nav {
    height: 68px;
  }
  .menu-toggle {
    display: block;
  }
  .nav-links {
    background: var(--navy2);
    border-bottom: 1px solid var(--line);
    display: none;
    left: 0;
    padding: 18px;
    position: absolute;
    right: 0;
    top: 68px;
  }
  .nav-links.open {
    display: grid;
    gap: 15px;
  }
  .nav-cta {
    display: none;
  }
  .hero {
    min-height: 700px;
    padding-top: 140px;
  }
  .hero h1 {
    font-size: clamp(3rem, 16vw, 5rem);
  }
  .cards,
  .gallery,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .gallery img {
    height: 220px;
  }
  .rfq-inner,
  .compliance {
    align-items: start;
    display: grid;
  }
  .spec-row {
    grid-template-columns: 1fr;
    gap: 3px;
  }
}