:root {
  --bg: #090d12;
  --panel: #111923;
  --panel-light: #172332;
  --text: #f4f7fb;
  --muted: #a9b4c2;
  --line: rgba(255, 255, 255, 0.12);
  --cyan: #39d5ff;
  --green: #7ce38b;
  --coral: #ff8468;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.36);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(20px, 5vw, 64px);
  border-bottom: 1px solid var(--line);
  background: rgba(9, 13, 18, 0.9);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid rgba(57, 213, 255, 0.6);
  border-radius: 8px;
  color: var(--bg);
  background: linear-gradient(135deg, var(--cyan), var(--green));
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.site-nav a {
  padding: 9px 14px;
  border-radius: 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: transparent;
}

.nav-toggle span {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: var(--text);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.88fr);
  gap: clamp(28px, 6vw, 72px);
  align-items: center;
  min-height: calc(100vh - 72px);
  padding: clamp(40px, 7vw, 96px) clamp(20px, 5vw, 64px);
  overflow: hidden;
}

.hero-content,
.page-hero,
.company-hero,
.section {
  max-width: 1180px;
  margin: 0 auto;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 780px;
  margin-bottom: 22px;
  font-size: clamp(42px, 7vw, 82px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(30px, 4vw, 50px);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 21px;
  line-height: 1.2;
}

.hero-copy,
.page-hero p,
.company-hero p,
.section-heading p,
.feature-intro p,
.text-stack p,
.contact-panel p {
  color: var(--muted);
  font-size: 17px;
}

.hero-copy {
  max-width: 650px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border-radius: 8px;
  font-weight: 800;
}

.button.primary {
  color: #061016;
  background: var(--cyan);
}

.button.secondary {
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.hero-visual {
  position: relative;
}

.hero-visual::before {
  position: absolute;
  inset: -10%;
  z-index: -1;
  content: "";
  background:
    radial-gradient(circle at 30% 30%, rgba(57, 213, 255, 0.24), transparent 32%),
    radial-gradient(circle at 72% 72%, rgba(124, 227, 139, 0.18), transparent 30%);
}

.hero-visual img,
.company-hero img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.section-band {
  max-width: 1180px;
  margin: 0 auto;
  padding: 18px clamp(20px, 5vw, 64px);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--line);
}

.metrics div {
  padding: 22px;
  background: #0d141d;
}

.metrics strong {
  display: block;
  color: var(--green);
  font-size: 30px;
  line-height: 1;
}

.metrics span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.section {
  padding: clamp(58px, 8vw, 104px) clamp(20px, 5vw, 64px);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 32px;
}

.product-strip,
.products-grid,
.features,
.company-values {
  display: grid;
  gap: 18px;
}

.product-strip {
  grid-template-columns: repeat(3, 1fr);
}

.product-card,
.catalog-card,
.features article,
.company-values article {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.product-card img {
  width: 100%;
  aspect-ratio: 1.28 / 1;
  object-fit: cover;
}

.product-card div,
.catalog-body,
.features article,
.company-values article {
  padding: 22px;
}

.product-kicker {
  margin-bottom: 7px;
  color: var(--coral);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.product-card p,
.catalog-card p,
.features p,
.company-values p {
  color: var(--muted);
}

.feature-grid {
  display: grid;
  grid-template-columns: 0.72fr 1fr;
  gap: 28px;
  align-items: start;
}

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

.feature-icon {
  display: inline-grid;
  width: 38px;
  height: 38px;
  margin-bottom: 18px;
  place-items: center;
  border-radius: 8px;
  color: #071017;
  background: var(--green);
  font-size: 12px;
  font-weight: 900;
}

.page-hero {
  padding: clamp(62px, 9vw, 116px) clamp(20px, 5vw, 64px) 30px;
}

.page-hero h1 {
  font-size: clamp(38px, 6vw, 70px);
}

.products-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  padding-top: 34px;
}

.catalog-card {
  display: grid;
  grid-template-columns: 0.9fr 1fr;
  min-height: 360px;
}

.catalog-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.catalog-card ul {
  margin: 18px 0 0;
  padding-left: 18px;
  color: var(--text);
}

.catalog-card li + li {
  margin-top: 8px;
}

.comparison {
  padding-top: 30px;
}

.spec-row {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 18px;
  padding: 20px 0;
  border-top: 1px solid var(--line);
}

.spec-row span {
  color: var(--cyan);
  font-weight: 800;
}

.spec-row strong {
  font-size: 18px;
}

.company-hero {
  display: grid;
  grid-template-columns: 1fr 0.82fr;
  gap: clamp(28px, 6vw, 64px);
  align-items: center;
  padding: clamp(58px, 9vw, 116px) clamp(20px, 5vw, 64px) 38px;
}

.company-hero h1 {
  font-size: clamp(38px, 6vw, 70px);
}

.two-column,
.contact-panel {
  display: grid;
  grid-template-columns: 0.8fr 1fr;
  gap: 34px;
}

.text-stack {
  max-width: 720px;
}

.company-values {
  grid-template-columns: repeat(3, 1fr);
  padding-top: 24px;
}

.company-values article:nth-child(2) {
  background: var(--panel-light);
}

.contact-panel {
  align-items: start;
  border-top: 1px solid var(--line);
}

.contact-list {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #0f1822;
}

.contact-list p {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 14px;
  margin: 0;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
  overflow-wrap: anywhere;
}

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

.contact-list span {
  color: var(--green);
  font-weight: 800;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 34px clamp(20px, 5vw, 64px);
  border-top: 1px solid var(--line);
  color: var(--muted);
  background: #070a0f;
}

.site-footer strong {
  color: var(--text);
}

.site-footer p {
  max-width: 460px;
  margin: 6px 0 0;
}

.site-footer nav {
  display: flex;
  gap: 16px;
  font-weight: 700;
}

@media (max-width: 900px) {
  .hero,
  .company-hero,
  .feature-grid,
  .two-column,
  .contact-panel {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .product-strip,
  .company-values,
  .products-grid,
  .features {
    grid-template-columns: 1fr;
  }

  .catalog-card {
    grid-template-columns: 1fr;
  }

  .catalog-card img {
    aspect-ratio: 1.5 / 1;
  }

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

@media (max-width: 700px) {
  .site-header {
    align-items: center;
  }

  .nav-toggle {
    display: inline-block;
  }

  .site-nav {
    position: absolute;
    top: 71px;
    right: 20px;
    left: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #0c121a;
    box-shadow: var(--shadow);
  }

  body.nav-open .site-nav {
    display: flex;
  }

  .site-nav a {
    padding: 12px 14px;
  }

  h1 {
    font-size: 40px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

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

  .spec-row,
  .contact-list p {
    grid-template-columns: 1fr;
  }

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

  .site-footer nav {
    flex-wrap: wrap;
  }
}