:root {
  --ink: #17201f;
  --muted: #5a6664;
  --line: #d7ddda;
  --paper: #f7f8f5;
  --white: #ffffff;
  --carbon: #111615;
  --teal: #0c8a8f;
  --teal-dark: #06636a;
  --copper: #b66f3c;
  --field: #e8ece8;
  --shadow: 0 22px 45px rgba(17, 22, 21, 0.14);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.5;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: grid;
  grid-template-columns: minmax(190px, 1fr) auto auto;
  align-items: center;
  gap: 24px;
  min-height: 72px;
  padding: 12px clamp(18px, 4vw, 54px);
  border-bottom: 1px solid rgba(215, 221, 218, 0.9);
  background: rgba(247, 248, 245, 0.92);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 750;
  letter-spacing: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 2px solid var(--carbon);
  background: var(--carbon);
  color: var(--white);
  font-size: 13px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--muted);
  font-size: 14px;
}

.nav-links a:hover {
  color: var(--ink);
}

.header-cta,
.button,
.product-card button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border: 0;
  border-radius: 6px;
  padding: 0 18px;
  font-weight: 750;
  letter-spacing: 0;
  cursor: pointer;
}

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

.header-cta:hover,
.button.primary:hover {
  background: var(--teal-dark);
}

.button.secondary {
  border: 1px solid rgba(255, 255, 255, 0.7);
  background: rgba(255, 255, 255, 0.12);
  color: var(--white);
}

.hero {
  position: relative;
  display: grid;
  align-items: center;
  min-height: calc(86vh - 72px);
  overflow: hidden;
  background: var(--carbon);
}

.hero-image,
.hero-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(17, 22, 21, 0.86) 0%, rgba(17, 22, 21, 0.66) 37%, rgba(17, 22, 21, 0.12) 75%),
    linear-gradient(0deg, rgba(17, 22, 21, 0.28), rgba(17, 22, 21, 0.1));
}

.hero-content {
  position: relative;
  width: min(760px, calc(100% - 36px));
  margin-left: clamp(18px, 6vw, 82px);
  padding: 52px 0;
  color: var(--white);
}

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

.hero .eyebrow {
  color: #70d8d6;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  max-width: 680px;
  font-size: clamp(42px, 7vw, 82px);
  line-height: 0.96;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  font-size: clamp(30px, 4.4vw, 52px);
  line-height: 1.02;
  letter-spacing: 0;
}

h3 {
  margin: 0;
  font-size: 22px;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 610px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(17px, 2vw, 20px);
}

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

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 150px));
  gap: 14px;
  max-width: 520px;
  margin: 38px 0 0;
}

.hero-stats div {
  border-top: 2px solid rgba(112, 216, 214, 0.88);
  padding-top: 12px;
}

.hero-stats dt {
  color: rgba(255, 255, 255, 0.62);
  font-size: 12px;
  text-transform: uppercase;
}

.hero-stats dd {
  margin: 3px 0 0;
  font-weight: 780;
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border-bottom: 1px solid var(--line);
}

.trust-strip span {
  display: grid;
  place-items: center;
  min-height: 74px;
  padding: 14px;
  background: var(--white);
  color: var(--muted);
  font-size: 14px;
  text-align: center;
}

.section {
  padding: clamp(62px, 8vw, 112px) clamp(18px, 4vw, 54px);
}

.section-inner {
  width: min(1180px, 100%);
  margin: 0 auto;
}

.intro-band,
.spec-band {
  background: var(--white);
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(280px, 0.8fr);
  gap: clamp(30px, 6vw, 86px);
  align-items: start;
}

.intro-grid p:last-child,
.process-copy p,
.quote-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 18px;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(260px, 0.45fr);
  gap: 32px;
  align-items: end;
  margin-bottom: 36px;
}

.system-layout {
  display: grid;
  grid-template-columns: minmax(320px, 0.85fr) minmax(360px, 1fr);
  gap: 24px;
  align-items: stretch;
}

.feature-product,
.product-card,
.application-grid article {
  border: 1px solid var(--line);
  background: var(--white);
  box-shadow: var(--shadow);
}

.feature-product {
  display: grid;
  grid-template-rows: minmax(280px, 1fr) auto;
  overflow: hidden;
}

.feature-product img {
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: cover;
}

.feature-product-copy {
  padding: 26px;
}

.feature-product-copy p:last-child {
  color: var(--muted);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.product-card {
  display: flex;
  flex-direction: column;
  min-height: 280px;
  overflow: hidden;
}

.product-card-image {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.product-card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 22px;
}

.product-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}

.product-card-header span {
  color: var(--copper);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.product-card button {
  min-height: 34px;
  padding: 0 10px;
  background: var(--field);
  color: var(--ink);
  font-size: 12px;
}

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

.product-card ul {
  display: grid;
  gap: 7px;
  margin: auto 0 16px;
  padding-left: 18px;
  color: var(--ink);
  font-size: 14px;
}

.quote-hint {
  margin: 0;
  border-top: 1px solid var(--line);
  padding-top: 14px;
  font-size: 14px;
}

.applications-band {
  background: #edf4f2;
}

.application-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.application-grid article {
  min-height: 220px;
  padding: 26px;
}

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

.process-grid {
  display: grid;
  grid-template-columns: minmax(320px, 0.8fr) minmax(360px, 1fr);
  gap: clamp(28px, 5vw, 68px);
  align-items: center;
}

.process-list {
  display: grid;
  gap: 16px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.process-list li {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  align-items: start;
  color: var(--muted);
}

.process-list span {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--teal);
  color: var(--teal-dark);
  font-weight: 800;
}

.process-figure {
  margin: 0;
}

.process-figure img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  box-shadow: var(--shadow);
}

.process-figure figcaption {
  margin-top: 12px;
  color: var(--muted);
  font-size: 13px;
}

.spec-grid,
.quote-grid {
  display: grid;
  grid-template-columns: minmax(300px, 0.75fr) minmax(360px, 1fr);
  gap: clamp(28px, 5vw, 68px);
  align-items: start;
}

.spec-table-wrap {
  overflow-x: auto;
}

.spec-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  background: var(--paper);
}

.spec-table th,
.spec-table td {
  border-bottom: 1px solid var(--line);
  padding: 16px;
  text-align: left;
  vertical-align: top;
}

.spec-table th {
  background: var(--carbon);
  color: var(--white);
  font-size: 13px;
  text-transform: uppercase;
}

.quote-section {
  background: var(--carbon);
  color: var(--white);
}

.quote-section .eyebrow {
  color: #70d8d6;
}

.quote-copy p {
  color: rgba(255, 255, 255, 0.72);
}

.quote-note {
  margin-top: 26px;
  border-left: 4px solid var(--copper);
  padding: 16px 18px;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.82);
}

.quote-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  padding: 24px;
  background: var(--white);
  color: var(--ink);
  box-shadow: var(--shadow);
}

.quote-form label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 750;
}

.quote-form label:nth-last-of-type(1),
.rfq-output,
.form-button {
  grid-column: 1 / -1;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fbfcfb;
  color: var(--ink);
  font: inherit;
}

input,
select {
  min-height: 46px;
  padding: 0 12px;
}

textarea {
  resize: vertical;
  padding: 12px;
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid rgba(12, 138, 143, 0.32);
  border-color: var(--teal);
}

.quote-form .button.secondary {
  border-color: var(--line);
  background: var(--field);
  color: var(--ink);
}

.rfq-output {
  min-height: 180px;
}

.site-footer {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) auto;
  gap: 22px;
  padding: 34px clamp(18px, 4vw, 54px);
  background: #0d1110;
  color: rgba(255, 255, 255, 0.78);
}

.site-footer p {
  margin: 6px 0 0;
  color: rgba(255, 255, 255, 0.56);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
}

.footer-links a:hover {
  color: var(--white);
}

@media (max-width: 920px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    display: none;
  }

  .hero {
    min-height: 76vh;
  }

  .hero-shade {
    background: linear-gradient(90deg, rgba(17, 22, 21, 0.9), rgba(17, 22, 21, 0.46));
  }

  .hero-stats,
  .trust-strip,
  .intro-grid,
  .section-heading,
  .system-layout,
  .process-grid,
  .spec-grid,
  .quote-grid,
  .site-footer {
    grid-template-columns: 1fr;
  }

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

  .quote-form {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .site-header {
    gap: 12px;
    min-height: 66px;
  }

  .brand span:last-child {
    display: none;
  }

  .header-cta {
    min-height: 40px;
    padding: 0 12px;
    font-size: 13px;
  }

  .hero-content {
    width: min(100% - 28px, 720px);
    margin-left: 14px;
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 40px;
  }

  h2 {
    font-size: 30px;
  }
}