:root {
  --navy: #102a43;
  --teal: #008f87;
  --teal-dark: #00766f;
  --text: #334e68;
  --muted: #627d98;
  --line: #d9e2ec;
  --soft: #f5f7f9;
  --white: #fff;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--white);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

a {
  color: inherit;
}

a:focus-visible {
  outline: 3px solid var(--teal);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 10;
  padding: 8px 12px;
  background: var(--navy);
  color: var(--white);
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: min(1120px, calc(100% - 40px));
  margin-inline: auto;
}

.site-header {
  border-bottom: 1px solid var(--line);
}

.header-inner,
.footer-inner,
.contact-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.header-inner {
  min-height: 72px;
}

.brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.brand img {
  display: block;
  width: auto;
  height: 38px;
}

nav {
  display: flex;
  gap: 28px;
}

nav a,
.card-link {
  text-decoration: none;
}

nav a:hover,
.card-link:hover {
  color: var(--teal-dark);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.hero {
  padding: 88px 0 78px;
  border-bottom: 1px solid var(--line);
}

.hero-inner,
.narrow {
  max-width: 760px;
  margin-left: max(20px, calc((100% - 1120px) / 2));
  margin-right: 20px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--teal-dark);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

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

h1,
h2,
h3 {
  color: var(--navy);
  line-height: 1.2;
}

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  font-size: clamp(38px, 6vw, 64px);
  letter-spacing: -.035em;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(28px, 4vw, 40px);
  letter-spacing: -.02em;
}

h3 {
  margin-bottom: 12px;
  font-size: 23px;
}

.hero-copy {
  max-width: 670px;
  margin-bottom: 30px;
  color: var(--muted);
  font-size: 20px;
}

.button {
  display: inline-block;
  padding: 11px 18px;
  border: 1px solid var(--teal);
  background: var(--teal);
  color: var(--white);
  font-weight: 700;
  text-decoration: none;
}

.button:hover {
  border-color: var(--teal-dark);
  background: var(--teal-dark);
}

.section {
  padding: 76px 0;
}

.section-heading {
  margin-bottom: 30px;
}

.section-heading > p:last-child,
.scope-heading > p:last-child,
.capability-intro > p {
  max-width: 720px;
  color: var(--muted);
  font-size: 17px;
}

.capabilities {
  border-bottom: 1px solid var(--line);
}

.capability-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, .8fr);
  gap: 48px;
  align-items: end;
}

.capability-intro p,
.capability-intro h2 {
  margin-bottom: 0;
}

.capability-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 34px 0 66px;
  padding: 0;
  list-style: none;
}

.capability-list li {
  padding: 16px;
  border-top: 2px solid var(--teal);
  background: var(--soft);
  color: var(--navy);
  font-weight: 700;
}

.scope-heading {
  margin-bottom: 28px;
}

.scope-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.scope-item {
  padding: 24px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.scope-item h3 {
  font-size: 18px;
}

.scope-item p {
  margin-bottom: 0;
  color: var(--muted);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.product-card {
  display: flex;
  flex-direction: column;
  padding: 28px;
  border: 1px solid var(--line);
  background: var(--white);
}

.product-shot {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  margin-bottom: 24px;
  border: 1px solid var(--line);
  object-fit: cover;
  object-position: center;
}

.product-shot--patrol {
  object-fit: contain;
}

.product-card p:not(.eyebrow) {
  color: var(--muted);
}

.product-card:hover {
  border-color: #9fb3c8;
}

.card-link {
  margin-top: auto;
  color: var(--teal-dark);
  font-weight: 700;
}

.demo-notice {
  margin: 26px 0 0;
  padding: 18px 20px;
  border-left: 3px solid var(--teal);
  background: var(--soft);
}

.about {
  border-top: 1px solid var(--line);
}

.about p:last-child,
.contact p {
  color: var(--muted);
  font-size: 18px;
}

.contact {
  background: var(--soft);
}

.contact h2,
.contact p {
  margin-bottom: 0;
}

.contact-actions {
  max-width: 520px;
}

.contact-actions .card-link {
  display: inline-block;
  margin-top: 12px;
}

.contact-link {
  margin-right: 22px;
}

.site-footer {
  padding: 28px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

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

@media (max-width: 760px) {
  .header-inner,
  .contact-inner,
  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .header-inner {
    padding: 18px 0;
  }

  nav {
    gap: 18px;
  }

  .hero {
    padding: 62px 0 58px;
  }

  .hero-inner,
  .narrow {
    margin-inline: 20px;
  }

  .section {
    padding: 58px 0;
  }

  .capability-intro {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .capability-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-bottom: 52px;
  }

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

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

  .card-link {
    margin-top: 22px;
  }
}

@media (max-width: 430px) {
  .capability-list {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}