:root {
  --ink: #16202a;
  --muted: #637083;
  --line: #dfe5ea;
  --panel: #f5f7f8;
  --white: #ffffff;
  --accent: #e6532f;
  --accent-dark: #bf3f22;
  --teal: #0a7b83;
  --blue: #1e5aa7;
  --shadow: 0 18px 50px rgba(22, 32, 42, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  background: var(--white);
  line-height: 1.55;
}

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

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

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 16px clamp(18px, 5vw, 72px);
  color: var(--white);
  transition: background 0.25s ease, color 0.25s ease, box-shadow 0.25s ease;
}

.site-header.is-scrolled,
.site-header.is-open {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 8px 30px rgba(22, 32, 42, 0.08);
  backdrop-filter: blur(12px);
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 0;
  padding: 5px 8px;
  background: rgba(255, 255, 255, 0.92);
}

.brand-logo {
  width: clamp(150px, 16vw, 230px);
  height: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 700;
}

.site-nav a {
  padding: 10px 13px;
}

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

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid currentColor;
  background: transparent;
  color: inherit;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: currentColor;
}

.hero {
  position: relative;
  min-height: 92vh;
  display: grid;
  align-items: end;
  overflow: hidden;
  color: var(--white);
}

.hero picture,
.hero picture img,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero picture img {
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  background:
    linear-gradient(270deg, rgba(12, 18, 25, 0.86), rgba(12, 18, 25, 0.36) 56%, rgba(12, 18, 25, 0.08)),
    linear-gradient(0deg, rgba(12, 18, 25, 0.72), transparent 45%);
}

.hero-content {
  position: relative;
  width: min(760px, calc(100% - 36px));
  margin: 0 clamp(18px, 6vw, 88px) 10vh auto;
  text-align: left;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  max-width: 720px;
  font-size: clamp(42px, 7vw, 86px);
  line-height: 0.98;
  letter-spacing: 0;
}

.hero p:not(.eyebrow) {
  max-width: 620px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(17px, 2vw, 22px);
}

.hero-actions,
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 20px;
  border: 1px solid transparent;
  font-weight: 800;
  cursor: pointer;
}

.button.primary {
  color: var(--white);
  background: var(--accent);
}

.button.primary:hover {
  background: var(--accent-dark);
}

.button.secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.64);
  background: rgba(255, 255, 255, 0.08);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

.metrics div {
  min-height: 132px;
  padding: 30px clamp(18px, 3vw, 42px);
  border-right: 1px solid var(--line);
}

.metrics strong {
  display: block;
  font-size: 22px;
}

.metrics span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
}

.section,
.split-section,
.inquiry {
  padding: clamp(72px, 8vw, 120px) clamp(18px, 5vw, 72px);
}

.section-heading {
  max-width: 860px;
  margin-bottom: 38px;
}

.section-heading h2,
.split-copy h2,
.inquiry h2 {
  margin: 0;
  font-size: clamp(30px, 5vw, 54px);
  line-height: 1.05;
  letter-spacing: 0;
}

.section-heading p:not(.eyebrow),
.split-copy p,
.inquiry-copy p {
  max-width: 730px;
  color: var(--muted);
  font-size: 17px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

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

.product-card img {
  flex: 0 0 280px;
  height: 280px;
  min-height: 280px;
  object-fit: contain;
  padding: 18px;
  background: #eef3f4;
}

.product-card div {
  position: relative;
  z-index: 1;
  flex: 1;
  padding: 22px;
  background: var(--white);
}

.product-card h3 {
  margin: 0 0 8px;
  font-size: 22px;
}

.product-card p {
  margin: 0;
  color: var(--muted);
}

.split-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: center;
  background: var(--panel);
}

.process-list {
  display: grid;
  gap: 10px;
  margin-top: 26px;
}

.process-list span {
  padding: 14px 16px;
  border-left: 4px solid var(--teal);
  background: var(--white);
  font-weight: 700;
}

.image-mosaic {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 14px;
}

.image-mosaic img {
  height: 270px;
  object-fit: contain;
  background: var(--white);
  box-shadow: var(--shadow);
}

.image-mosaic img:first-child {
  grid-row: span 2;
  height: 554px;
}

.factory {
  padding: clamp(72px, 8vw, 120px) clamp(18px, 5vw, 72px);
  color: var(--white);
  background: #172129;
}

.section-heading.light p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.7);
}

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

.factory-grid img {
  aspect-ratio: 1 / 0.82;
  object-fit: cover;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.gallery-grid figure {
  display: flex;
  flex-direction: column;
  margin: 0;
  border: 1px solid var(--line);
  background: var(--white);
}

.gallery-grid img {
  aspect-ratio: 1;
  object-fit: contain;
  padding: 14px;
  background: #f0f4f5;
}

.gallery-grid figcaption {
  min-height: 54px;
  padding: 14px;
  color: var(--ink);
  font-size: 15px;
  font-weight: 800;
  line-height: 1.25;
  border-top: 1px solid var(--line);
}

.inquiry {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.65fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: start;
  background:
    linear-gradient(135deg, rgba(10, 123, 131, 0.08), rgba(230, 83, 47, 0.08)),
    var(--white);
}

.inquiry-copy ul {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.inquiry-copy li {
  position: relative;
  padding-left: 24px;
  font-weight: 700;
}

.inquiry-copy li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 9px;
  height: 9px;
  background: var(--accent);
}

.quote-form {
  display: grid;
  gap: 16px;
  padding: 28px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.quote-form label {
  display: grid;
  gap: 7px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
}

.quote-form input,
.quote-form select,
.quote-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  padding: 13px 14px;
  color: var(--ink);
  font: inherit;
  background: #fbfcfd;
}

.quote-form input:focus,
.quote-form select:focus,
.quote-form textarea:focus {
  outline: 2px solid rgba(10, 123, 131, 0.2);
  border-color: var(--teal);
}

.form-note {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 26px clamp(18px, 5vw, 72px);
  color: rgba(255, 255, 255, 0.78);
  background: var(--ink);
}

.site-footer strong,
.site-footer span {
  display: block;
}

@media (max-width: 980px) {
  .metrics,
  .product-grid,
  .factory-grid,
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .split-section,
  .inquiry {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .site-header {
    padding: 12px 18px;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: 66px;
    left: 18px;
    right: 18px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 12px;
    color: var(--ink);
    background: var(--white);
    box-shadow: var(--shadow);
  }

  .site-header.is-open .site-nav {
    display: flex;
  }

  .site-nav a {
    padding: 13px 12px;
  }

  .nav-cta {
    text-align: center;
  }

  .hero {
    min-height: 88vh;
  }

  .hero-content {
    margin: 0 18px 8vh;
  }

  .hero h1 {
    font-size: clamp(38px, 12vw, 56px);
  }

  .metrics,
  .product-grid,
  .factory-grid,
  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .metrics div {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .product-card {
    min-height: 0;
  }

  .product-card img {
    flex-basis: 260px;
    height: 260px;
    min-height: 260px;
  }

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

  .image-mosaic img,
  .image-mosaic img:first-child {
    height: 260px;
  }

  .quote-form {
    padding: 20px;
  }

  .site-footer {
    flex-direction: column;
  }
}