* {
  box-sizing: border-box;
}

:root {
  --blue: #1768e5;
  --blue-dark: #0d3f98;
  --ink: #162033;
  --muted: #667085;
  --line: #e5e9f0;
  --soft: #f5f8fc;
  --white: #ffffff;
}

html {
  scroll-behavior: smooth;
}

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

a {
  color: inherit;
}

.wrap {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  height: 72px;
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 20;
}

.nav {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -1.1px;
  text-decoration: none;
}

.logo span {
  color: var(--blue);
}

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

nav a {
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  color: #344054;
}

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

.hero {
  padding: 92px 0 82px;
  background:
    radial-gradient(circle at 80% 30%, rgba(23,104,229,.13), transparent 35%),
    linear-gradient(180deg, #f8fbff 0%, #ffffff 100%);
  border-bottom: 1px solid #edf0f4;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.12fr .88fr;
  gap: 70px;
  align-items: center;
}

.eyebrow {
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 2px;
  margin-bottom: 14px;
}

.eyebrow.light {
  color: #9dc1ff;
}

h1, h2, h3 {
  line-height: 1.12;
  margin-top: 0;
}

h1 {
  font-size: clamp(44px, 6vw, 72px);
  max-width: 780px;
  margin-bottom: 22px;
  letter-spacing: -2.8px;
}

h2 {
  font-size: clamp(32px, 4vw, 48px);
  letter-spacing: -1.7px;
  margin-bottom: 18px;
}

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

.lead {
  font-size: 20px;
  color: #4a5668;
  max-width: 700px;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 9px;
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
}

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

.button.secondary {
  color: var(--ink);
  background: white;
  border: 1px solid var(--line);
}

.button.white {
  color: var(--blue-dark);
  background: white;
  flex: 0 0 auto;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 28px;
  color: #536074;
  font-size: 13px;
  font-weight: 700;
}

.hero-card {
  background: white;
  border: 1px solid #e2e8f0;
  border-radius: 22px;
  padding: 32px;
  box-shadow: 0 25px 60px rgba(27,50,90,.10);
}

.flow-item {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 16px;
  align-items: center;
}

.flow-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #eaf2ff;
  color: var(--blue);
  font-weight: 800;
}

.flow-item strong {
  display: block;
  margin-bottom: 2px;
}

.flow-item small {
  color: var(--muted);
  font-size: 13px;
}

.flow-line {
  width: 2px;
  height: 32px;
  background: #dfe8f6;
  margin: 6px 0 6px 21px;
}

.section {
  padding: 88px 0;
}

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

.section-heading {
  max-width: 790px;
  margin-bottom: 42px;
}

.section-heading.narrow {
  max-width: 650px;
}

.section-heading p,
.split p {
  color: var(--muted);
  font-size: 17px;
}

.cards {
  display: grid;
  gap: 20px;
}

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

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

.card {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px;
  background: #fff;
}

.card.large {
  padding: 36px;
}

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

.card-number {
  font-size: 12px;
  font-weight: 800;
  color: var(--blue);
  letter-spacing: 1px;
  margin-bottom: 32px;
}

.split {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 70px;
  align-items: start;
}

.use-list {
  display: grid;
  gap: 12px;
}

.use-list > div {
  background: white;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px 22px;
}

.use-list strong,
.use-list span {
  display: block;
}

.use-list strong {
  margin-bottom: 3px;
}

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

.hardware-section {
  background: #fff;
}

.hardware-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: stretch;
}

.hardware-card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 30px;
  background: white;
}

.hardware-card.featured {
  border-color: #b8d3ff;
  box-shadow: 0 18px 45px rgba(23,104,229,.08);
}

.badge {
  display: inline-block;
  color: var(--blue);
  background: #edf4ff;
  font-size: 11px;
  font-weight: 800;
  padding: 6px 9px;
  border-radius: 999px;
  margin-bottom: 24px;
}

.badge.muted {
  color: #475467;
  background: #f2f4f7;
}

.hardware-icon {
  font-size: 36px;
  font-weight: 800;
  color: var(--blue);
  margin-bottom: 20px;
}

.hardware-card p,
.hardware-card li,
.hardware-note {
  color: var(--muted);
}

.hardware-card ul {
  padding-left: 20px;
  margin: 22px 0;
}

.hardware-card li {
  margin: 8px 0;
}

.hardware-note {
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 13px;
}

.dark {
  color: white;
  background: #101828;
}

.dark h2 {
  max-width: 470px;
}

.dark-copy p {
  color: #cbd5e1;
  margin-top: 0;
}

.cta {
  background: linear-gradient(135deg, #1768e5, #0d3f98);
  color: white;
  padding: 68px 0;
}

.cta-inner {
  display: flex;
  gap: 50px;
  align-items: center;
  justify-content: space-between;
}

.cta h2 {
  max-width: 750px;
}

.cta p {
  max-width: 760px;
  color: #dbe8ff;
}

footer {
  border-top: 1px solid var(--line);
  padding: 28px 0;
  color: var(--muted);
  font-size: 13px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-logo {
  font-size: 20px;
}

@media (max-width: 900px) {
  nav {
    display: none;
  }

  .hero {
    padding-top: 62px;
  }

  .hero-grid,
  .split {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .cards.three,
  .hardware-grid {
    grid-template-columns: 1fr;
  }

  .cta-inner {
    display: block;
  }

  .cta .button {
    margin-top: 18px;
  }
}

@media (max-width: 650px) {
  .wrap {
    width: min(100% - 28px, 1160px);
  }

  h1 {
    font-size: 44px;
    letter-spacing: -1.8px;
  }

  h2 {
    font-size: 34px;
  }

  .lead {
    font-size: 18px;
  }

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

  .cards.two {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 68px 0;
  }

  .hero-card {
    padding: 24px;
  }

  .footer-inner {
    gap: 20px;
  }
}