:root {
  --ink: #172026;
  --muted: #5d6970;
  --line: #d8e0e3;
  --paper: #f7f8f5;
  --white: #ffffff;
  --teal: #007f86;
  --teal-dark: #05565b;
  --steel: #34434c;
  --amber: #f5a524;
  --shadow: 0 18px 50px rgba(19, 36, 42, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.5;
}

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

a {
  color: inherit;
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
  padding: 14px clamp(18px, 4vw, 56px);
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid rgba(216, 224, 227, 0.85);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  min-width: 0;
}

.brand-logo {
  width: 60px;
  height: 50px;
  object-fit: contain;
  flex: 0 0 auto;
}

.brand strong,
.brand small {
  display: block;
  white-space: nowrap;
}

.brand small {
  color: var(--muted);
  font-size: 12px;
}

.main-nav {
  justify-self: center;
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 14px;
  color: var(--steel);
}

.main-nav a,
.header-cta {
  text-decoration: none;
}

.header-actions {
  display: inline-flex;
  align-items: center;
  justify-self: end;
  gap: 14px;
}

.header-logo {
  width: 46px;
  height: 40px;
  object-fit: contain;
}

.header-cta {
  padding: 10px 16px;
  color: var(--white);
  background: var(--ink);
  border-radius: 6px;
  font-weight: 700;
  font-size: 14px;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: 6px;
}

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

.hero {
  position: relative;
  min-height: 92vh;
  display: grid;
  align-items: end;
  padding: 124px clamp(20px, 5vw, 72px) 56px;
  color: var(--white);
  overflow: hidden;
}

.hero > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(12, 24, 30, 0.9), rgba(12, 24, 30, 0.58) 48%, rgba(12, 24, 30, 0.2)),
    linear-gradient(0deg, rgba(12, 24, 30, 0.82), transparent 46%);
}

.hero-content {
  position: relative;
  max-width: 820px;
  padding-bottom: 86px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero .eyebrow {
  color: #8ae7e4;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  font-size: clamp(42px, 6vw, 76px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.05;
  letter-spacing: 0;
}

h3 {
  font-size: 20px;
  margin-bottom: 10px;
}

.hero-copy {
  max-width: 650px;
  color: rgba(255, 255, 255, 0.84);
  font-size: 18px;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 20px;
  border: 0;
  border-radius: 6px;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
  font-size: 15px;
}

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

.button.secondary {
  color: var(--white);
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.42);
}

.hero-panel {
  position: absolute;
  left: clamp(20px, 5vw, 72px);
  right: clamp(20px, 5vw, 72px);
  bottom: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: rgba(255, 255, 255, 0.95);
  color: var(--ink);
  box-shadow: var(--shadow);
}

.hero-panel div {
  padding: 22px;
  border-right: 1px solid var(--line);
}

.hero-panel div:last-child {
  border-right: 0;
}

.hero-panel strong {
  display: block;
  color: var(--teal-dark);
  font-size: 26px;
}

.hero-panel span {
  color: var(--muted);
  font-size: 14px;
}

.stats-band {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  padding: 1px;
}

.stats-band div {
  padding: 28px clamp(18px, 3vw, 42px);
  background: var(--white);
}

.stats-band strong,
.stats-band span {
  display: block;
}

.stats-band strong {
  color: var(--steel);
  font-size: 28px;
}

.stats-band span {
  color: var(--muted);
}

.section {
  padding: 86px clamp(20px, 5vw, 72px);
}

.section-heading {
  max-width: 780px;
  margin-bottom: 36px;
}

.intro-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(320px, 0.85fr) minmax(0, 1fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: start;
}

.about-copy {
  font-size: 18px;
  color: var(--steel);
}

.about-copy p {
  color: var(--muted);
}

.about-points {
  display: grid;
  gap: 12px;
}

.about-points article {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 18px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.about-points article:last-child {
  border-bottom: 1px solid var(--line);
}

.about-points strong {
  color: var(--teal-dark);
}

.about-points span {
  color: var(--muted);
}

.intro-grid article {
  min-height: 260px;
  padding: 28px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.intro-grid span {
  display: block;
  margin-bottom: 42px;
  color: var(--amber);
  font-weight: 800;
}

.intro-grid p,
.feature-copy p,
.project-copy p,
.quote-copy p,
.product-card p {
  color: var(--muted);
}

.feature-row {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
  background: var(--white);
}

.feature-media img {
  width: 100%;
  min-height: 380px;
  object-fit: cover;
  border-radius: 8px;
}

.check-list {
  padding: 0;
  margin: 26px 0 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding: 12px 0 12px 28px;
  border-top: 1px solid var(--line);
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 10px;
  height: 10px;
  background: var(--amber);
  border-radius: 50%;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.product-card {
  display: grid;
  grid-template-rows: 230px 1fr;
  min-height: 450px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}

.product-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #edf3f4;
}

.product-card div {
  padding: 24px;
}

.product-card a {
  display: inline-block;
  margin-top: 8px;
  color: var(--teal-dark);
  font-weight: 800;
  text-decoration: none;
}

.product-detail {
  background: var(--white);
}

.detail-table {
  display: grid;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--white);
}

.detail-table [role="row"] {
  display: grid;
  grid-template-columns: 0.9fr 1fr 1.2fr;
}

.detail-table [role="row"] + [role="row"] {
  border-top: 1px solid var(--line);
}

.detail-table span {
  padding: 18px;
  border-right: 1px solid var(--line);
  color: var(--muted);
}

.detail-table span:last-child {
  border-right: 0;
}

.detail-head span {
  color: var(--white);
  background: var(--steel);
  font-weight: 800;
}

.industries {
  background: var(--steel);
  color: var(--white);
}

.industries .eyebrow {
  color: #8ae7e4;
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.tag-cloud span {
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
}

.projects {
  display: grid;
  grid-template-columns: minmax(320px, 0.85fr) minmax(0, 1fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
  background: var(--white);
}

.projects.export {
  background: var(--paper);
}

.projects img {
  width: 100%;
  min-height: 340px;
  object-fit: cover;
  border-radius: 8px;
}

.mini-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.mini-metrics span {
  padding: 10px 12px;
  background: #e9f4f4;
  color: var(--teal-dark);
  border-radius: 6px;
  font-weight: 800;
  font-size: 14px;
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.faq-grid article {
  padding: 26px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.faq-grid p {
  color: var(--muted);
  margin-bottom: 0;
}

.quote {
  display: grid;
  grid-template-columns: minmax(320px, 0.8fr) minmax(320px, 0.9fr);
  gap: clamp(28px, 5vw, 72px);
  background: #edf1ef;
}

address {
  margin-top: 30px;
  color: var(--steel);
  font-style: normal;
}

address a {
  color: var(--teal-dark);
  font-weight: 800;
}

.rfq-form {
  display: grid;
  gap: 16px;
  padding: clamp(22px, 4vw, 36px);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

label {
  display: grid;
  gap: 7px;
  color: var(--steel);
  font-weight: 800;
  font-size: 14px;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 12px 13px;
  font: inherit;
  color: var(--ink);
  background: var(--white);
}

textarea {
  resize: vertical;
}

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

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 26px clamp(20px, 5vw, 72px);
  background: var(--ink);
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: auto auto;
    justify-content: space-between;
  }

  .main-nav,
  .header-actions {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .site-header.menu-open .main-nav {
    position: absolute;
    display: grid;
    top: 70px;
    left: 16px;
    right: 16px;
    gap: 0;
    background: var(--white);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
  }

  .site-header.menu-open .main-nav a {
    padding: 15px 18px;
    border-bottom: 1px solid var(--line);
  }

  .hero {
    display: block;
    min-height: 0;
    padding-top: 104px;
    padding-bottom: 24px;
  }

  .hero-content {
    padding-bottom: 24px;
  }

  .hero-panel,
  .stats-band,
  .about-grid,
  .intro-grid,
  .product-grid,
  .detail-table [role="row"],
  .feature-row,
  .projects,
  .faq-grid,
  .quote {
    grid-template-columns: 1fr;
  }

  .hero-panel {
    position: relative;
    left: auto;
    right: auto;
    bottom: auto;
    margin-top: 18px;
  }

  .about-points article {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .detail-table span {
    border-right: 0;
  }

  .detail-table span + span {
    border-top: 1px solid var(--line);
  }

  .hero-panel div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .hero-panel div:last-child {
    border-bottom: 0;
  }
}

@media (max-width: 620px) {
  .brand small {
    display: none;
  }

  .brand-logo {
    width: 52px;
    height: 44px;
  }

  .hero {
    min-height: 0;
  }

  h1 {
    font-size: 42px;
  }

  .hero-copy {
    font-size: 16px;
  }

  .hero-actions,
  .site-footer {
    flex-direction: column;
  }

  .product-card {
    grid-template-rows: 210px 1fr;
  }

  .section {
    padding-top: 66px;
    padding-bottom: 66px;
  }
}