:root {
  --bg: #f4f1ea;
  --surface: #fffdf8;
  --surface-strong: #e7ded0;
  --text: #182126;
  --muted: #54616a;
  --line: rgba(24, 33, 38, 0.12);
  --accent: #d86a28;
  --accent-deep: #8d3f14;
  --navy: #0e1e2f;
  --navy-soft: #1b3146;
  --steel: #9aa5ae;
  --carbon: #3d4349;
  --radius: 24px;
  --shadow: 0 24px 60px rgba(17, 31, 44, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Barlow", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(216, 106, 40, 0.16), transparent 28%),
    linear-gradient(180deg, #efe8dc 0%, var(--bg) 38%, #f8f5ef 100%);
}

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

.container {
  width: min(1140px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
  background: rgba(244, 241, 234, 0.84);
  border-bottom: 1px solid rgba(24, 33, 38, 0.08);
}

.nav-shell,
.footer-shell,
.trust-items,
.hero-grid,
.capability-layout,
.about-grid,
.contact-grid {
  display: grid;
  gap: 24px;
}

.nav-shell {
  grid-template-columns: auto 1fr;
  align-items: center;
  padding: 18px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  color: white;
  background: linear-gradient(135deg, var(--accent), var(--accent-deep));
  box-shadow: 0 12px 24px rgba(216, 106, 40, 0.28);
}

.brand strong,
.nav-links a,
.section h2,
.product-card h3,
.application-grid h3,
.capability-item h3,
.about-panel h3,
.contact-card strong,
.hero h1 {
  font-family: "Space Grotesk", sans-serif;
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  color: var(--muted);
  font-size: 0.85rem;
}

.nav-links {
  display: flex;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 20px;
}

.nav-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 18px;
}

.lang-switch {
  display: inline-flex;
  padding: 4px;
  border-radius: 999px;
  background: rgba(14, 30, 47, 0.08);
}

.lang-button {
  border: 0;
  background: transparent;
  color: var(--muted);
  min-width: 58px;
  height: 38px;
  border-radius: 999px;
  font-family: "Barlow", "Noto Sans SC", sans-serif;
  font-weight: 700;
  cursor: pointer;
}

.lang-button.is-active {
  color: white;
  background: linear-gradient(135deg, var(--navy), var(--navy-soft));
}

.nav-links a {
  color: var(--muted);
  font-size: 0.98rem;
}

.hero {
  padding: 72px 0 46px;
}

.hero-grid,
.capability-layout,
.about-grid,
.contact-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.82rem;
  color: var(--accent-deep);
  font-weight: 700;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.7rem, 5vw, 5rem);
  line-height: 0.98;
  max-width: 11ch;
}

.hero-text,
.section-heading p,
.product-card p,
.application-grid p,
.capability-item p,
.about-grid p,
.contact-section p,
.contact-row span,
.trust-label,
.hero-points {
  color: var(--muted);
  line-height: 1.7;
}

.hero-text {
  font-size: 1.08rem;
  max-width: 58ch;
  margin: 20px 0 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 28px 0 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
}

.button-primary {
  color: white;
  background: linear-gradient(135deg, var(--navy), var(--navy-soft));
  box-shadow: 0 18px 34px rgba(14, 30, 47, 0.18);
}

.button-secondary {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.66);
}

.hero-points {
  margin: 0;
  padding-left: 18px;
}

.hero-panel,
.about-panel,
.contact-card {
  position: relative;
  background: linear-gradient(180deg, rgba(14, 30, 47, 0.98), rgba(20, 44, 67, 0.96));
  color: white;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.hero-panel {
  min-height: 510px;
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 18px;
}

.panel-glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at top right, rgba(216, 106, 40, 0.42), transparent 28%),
    linear-gradient(140deg, transparent 16%, rgba(255, 255, 255, 0.08) 16.5%, transparent 17.5%),
    linear-gradient(180deg, transparent 0%, rgba(255, 255, 255, 0.06) 100%);
}

.metric-card {
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 18px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.06);
}

.metric-card span {
  display: block;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.82rem;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.trust-strip {
  padding: 0 0 16px;
}

.trust-items {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding: 24px 30px;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(24, 33, 38, 0.08);
  border-radius: 24px;
}

.trust-label {
  display: block;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
}

.section {
  padding: 82px 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.section h2 {
  margin: 0 0 14px;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.04;
}

.product-grid,
.application-grid,
.gallery-grid,
.spec-summary {
  display: grid;
  gap: 22px;
}

.product-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.product-card,
.application-grid article,
.capability-item {
  border-radius: 24px;
  padding: 28px;
}

.product-card {
  position: relative;
  min-height: 250px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(24, 33, 38, 0.08);
  box-shadow: 0 12px 30px rgba(19, 31, 43, 0.06);
}

.product-card::after {
  content: "";
  position: absolute;
  right: 24px;
  top: 24px;
  width: 74px;
  height: 74px;
  border-radius: 18px;
  opacity: 0.9;
}

.accent-copper::after {
  background: linear-gradient(135deg, rgba(216, 106, 40, 0.18), rgba(216, 106, 40, 0.5));
}

.accent-steel::after {
  background: linear-gradient(135deg, rgba(154, 165, 174, 0.18), rgba(154, 165, 174, 0.5));
}

.accent-carbon::after {
  background: linear-gradient(135deg, rgba(61, 67, 73, 0.18), rgba(61, 67, 73, 0.55));
}

.accent-hollow::after {
  background: linear-gradient(135deg, rgba(14, 30, 47, 0.16), rgba(14, 30, 47, 0.45));
}

.card-index {
  margin: 0 0 40px;
  color: rgba(24, 33, 38, 0.35);
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.88rem;
  letter-spacing: 0.16em;
}

.product-card h3,
.application-grid h3,
.capability-item h3,
.about-panel h3,
.featured-product h2 {
  margin: 0 0 12px;
  font-size: 1.4rem;
}

.featured-product,
.spec-sheet-card {
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid rgba(24, 33, 38, 0.08);
  box-shadow: 0 18px 42px rgba(19, 31, 43, 0.08);
}

.featured-product {
  margin-top: 34px;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.8), rgba(231, 222, 208, 0.42));
}

.featured-product-secondary {
  margin-top: 28px;
}

.featured-copy {
  padding: 34px;
}

.featured-copy h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.02;
}

.featured-copy > p {
  color: var(--muted);
  line-height: 1.75;
  max-width: 58ch;
}

.spec-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 24px 0;
}

.spec-chips span {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(14, 30, 47, 0.08);
  color: var(--navy);
  font-size: 0.92rem;
  font-weight: 600;
}

.spec-summary {
  grid-template-columns: 1fr;
}

.spec-box {
  padding: 18px 20px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(24, 33, 38, 0.08);
}

.spec-box span {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.gallery-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  padding: 18px;
  background: linear-gradient(180deg, rgba(14, 30, 47, 0.98), rgba(20, 44, 67, 0.96));
}

.gallery-main,
.gallery-side,
.spec-sheet-card {
  margin: 0;
}

.gallery-main {
  grid-column: 1 / -1;
}

.gallery-grid img,
.spec-sheet-card img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 20px;
}

.gallery-main img {
  aspect-ratio: 4 / 3;
}

.gallery-side img {
  aspect-ratio: 16 / 9;
}

.single-image-grid {
  grid-template-columns: 1fr;
}

.single-image-grid .gallery-main {
  grid-column: auto;
}

.single-image-grid .gallery-main img {
  aspect-ratio: 3 / 4;
  object-fit: contain;
  background: rgba(255, 255, 255, 0.9);
}

.spec-sheet {
  margin-top: 34px;
}

.spec-sheet-card {
  background: rgba(255, 255, 255, 0.82);
  padding: 16px;
}

.spec-sheet-card img {
  object-fit: contain;
}

.section-dark {
  color: white;
  background:
    linear-gradient(180deg, rgba(8, 18, 30, 0.98), rgba(12, 28, 42, 0.98)),
    radial-gradient(circle at top left, rgba(216, 106, 40, 0.2), transparent 25%);
}

.section-dark .eyebrow,
.section-dark p {
  color: rgba(255, 255, 255, 0.74);
}

.application-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.application-grid article {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.compact {
  margin-bottom: 0;
}

.capability-list {
  display: grid;
  gap: 18px;
}

.capability-item {
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(24, 33, 38, 0.08);
}

.section-panel {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.36), rgba(231, 222, 208, 0.6));
}

.about-panel {
  padding: 30px;
}

.about-panel ul {
  margin: 0;
  padding-left: 18px;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.9;
}

.contact-card {
  padding: 28px;
}

.contact-row {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.contact-row:last-child {
  border-bottom: 0;
}

.site-footer {
  padding: 24px 0 36px;
}

.footer-shell {
  grid-template-columns: 1fr auto;
  color: var(--muted);
  font-size: 0.95rem;
}

@media (max-width: 1024px) {
  .hero-grid,
  .capability-layout,
  .about-grid,
  .contact-grid,
  .application-grid,
  .trust-items,
  .featured-product {
    grid-template-columns: 1fr;
  }

  .product-grid {
    grid-template-columns: 1fr;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .gallery-main {
    grid-column: auto;
  }

  .hero-panel {
    min-height: auto;
  }
}

@media (max-width: 720px) {
  .nav-shell {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .nav-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-links {
    justify-content: flex-start;
  }

  .hero {
    padding-top: 48px;
  }

  .section {
    padding: 64px 0;
  }

  .hero h1 {
    max-width: none;
  }

  .footer-shell {
    grid-template-columns: 1fr;
  }
}