:root {
  color-scheme: light;
  --ink: #111827;
  --muted: #5f6673;
  --line: #e5e7eb;
  --paper: #ffffff;
  --soft: #f7f8fa;
  --accent: #16a34a;
  --accent-dark: #0f7a39;
  --navy: #111827;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(20px, 5vw, 72px);
  border-bottom: 1px solid rgba(217, 225, 232, 0.88);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-size: 18px;
  font-weight: 760;
}

nav {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 14px;
}

nav a {
  text-decoration: none;
}

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

main {
  overflow: hidden;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.75fr);
  gap: clamp(34px, 7vw, 88px);
  align-items: center;
  min-height: calc(100vh - 78px);
  padding: clamp(52px, 8vw, 96px) clamp(20px, 5vw, 72px) clamp(34px, 6vw, 72px);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(120deg, rgba(247, 248, 250, 0.96), rgba(255, 255, 255, 0.26) 58%),
    var(--paper);
}

.eyebrow,
.section-label {
  margin: 0 0 12px;
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 760;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  max-width: 820px;
  margin-bottom: 22px;
  font-size: clamp(42px, 6vw, 76px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  max-width: 760px;
  margin-bottom: 18px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.06;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 19px;
}

.lead {
  max-width: 680px;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 22px);
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border: 1px solid var(--line);
  border-radius: 6px;
  text-decoration: none;
  font-weight: 720;
}

.button.primary {
  color: #fff;
  border-color: var(--ink);
  background: var(--ink);
}

.button.secondary {
  color: var(--navy);
  background: #fff;
}

.visual-panel {
  position: relative;
  min-height: 480px;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: #111827;
  box-shadow: 0 24px 70px rgba(17, 24, 39, 0.18);
}

.signal-grid {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  opacity: 0.55;
}

.signal-grid span {
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.visual-content {
  position: relative;
  display: grid;
  align-content: end;
  min-height: 480px;
  padding: 34px;
  color: #fff;
}

.visual-content img {
  width: 88px;
  height: 88px;
  margin-bottom: 32px;
  filter: drop-shadow(0 18px 24px rgba(0, 0, 0, 0.26));
}

.visual-content p {
  margin: 0;
  padding: 16px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  color: rgba(255, 255, 255, 0.88);
  font-size: 18px;
}

.section {
  padding: clamp(58px, 8vw, 110px) clamp(20px, 5vw, 72px);
}

.section > p:not(.section-label),
.company-section p {
  max-width: 700px;
  color: var(--muted);
  font-size: 18px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  margin-top: 36px;
}

.service-grid article {
  min-height: 210px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.service-grid p {
  color: var(--muted);
}

.product-section {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 0.85fr);
  gap: clamp(28px, 6vw, 76px);
  align-items: start;
  border-top: 1px solid var(--line);
}

.product-copy p {
  max-width: 740px;
  color: var(--muted);
  font-size: 18px;
}

.product-copy .button {
  margin-top: 14px;
}

.product-panel {
  display: grid;
  gap: 14px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
}

.product-panel div {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.product-panel span {
  display: inline-flex;
  margin-bottom: 16px;
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 780;
}

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

.comparison-section {
  border-top: 1px solid var(--line);
  background: #fff;
}

.comparison-heading {
  max-width: 880px;
}

.comparison-heading p:not(.section-label) {
  color: var(--muted);
  font-size: 18px;
}

.comparison-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 36px;
}

.comparison-grid article {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
}

.comparison-grid .comparison-advantage {
  color: #fff;
  border-color: var(--ink);
  background: var(--ink);
}

.comparison-grid ul {
  display: grid;
  gap: 13px;
  margin: 18px 0 0;
  padding-left: 20px;
}

.comparison-grid li {
  color: var(--muted);
}

.comparison-grid .comparison-advantage li {
  color: rgba(255, 255, 255, 0.82);
}

.capability-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin-top: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--line);
}

.capability-strip div {
  display: grid;
  gap: 8px;
  min-height: 128px;
  padding: 22px;
  background: #fff;
}

.capability-strip strong {
  font-size: 17px;
}

.capability-strip span {
  color: var(--muted);
}

.company-section {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(320px, 1fr);
  gap: clamp(28px, 6vw, 76px);
  background: var(--soft);
}

.company-details {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.company-details div {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 18px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
}

.company-details div:last-child {
  border-bottom: 0;
}

dt {
  color: var(--muted);
  font-weight: 720;
}

dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.7fr);
  gap: clamp(24px, 6vw, 70px);
  align-items: start;
}

address {
  display: grid;
  gap: 14px;
  padding-top: 8px;
  color: var(--muted);
  font-style: normal;
  font-size: 18px;
}

address a {
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 24px clamp(20px, 5vw, 72px);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 920px) {
  .hero,
  .product-section,
  .company-section,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .visual-panel,
  .visual-content {
    min-height: 380px;
  }

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

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

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

@media (max-width: 640px) {
  .site-header {
    position: static;
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
  }

  nav {
    width: 100%;
    justify-content: space-between;
    gap: 12px;
  }

  h1 {
    font-size: 42px;
  }

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

  .company-details div {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .capability-strip {
    grid-template-columns: 1fr;
  }

  footer {
    flex-direction: column;
  }
}