:root {
  --navy: #071a2d;
  --navy-soft: #0d2945;
  --blue: #1769aa;
  --cyan: #31b8c8;
  --ink: #132232;
  --muted: #5f6f7e;
  --line: #dce4e9;
  --surface: #f4f7f9;
  --white: #ffffff;
  --max-width: 1180px;
  --radius: 18px;
  --shadow: 0 18px 50px rgba(7, 26, 45, 0.10);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

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

.narrow {
  max-width: 820px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(220, 228, 233, 0.85);
  backdrop-filter: blur(12px);
}

.nav-wrap,
.footer-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav-wrap {
  min-height: 74px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--navy);
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0.01em;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 10px;
  color: var(--white);
  background: linear-gradient(145deg, var(--blue), var(--cyan));
  font-size: 1.05rem;
}

nav {
  display: flex;
  align-items: center;
  gap: 26px;
}

nav a {
  color: #425466;
  font-size: 0.93rem;
  font-weight: 600;
  text-decoration: none;
}

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

.nav-contact {
  padding: 10px 17px;
  color: var(--white);
  background: var(--navy);
  border-radius: 999px;
}

.nav-contact:hover {
  color: var(--white);
  background: var(--blue);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 108px 0 96px;
  color: var(--white);
  background:
    radial-gradient(circle at 82% 18%, rgba(49, 184, 200, 0.18), transparent 26%),
    linear-gradient(135deg, #061525 0%, #0b2946 70%, #0c3556 100%);
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -140px -240px auto;
  width: 520px;
  height: 520px;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 50%;
}

.hero-grid,
.split,
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 72px;
  align-items: center;
}

.hero-copy {
  position: relative;
  z-index: 1;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--blue);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.eyebrow.light {
  color: #75d5df;
}

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

h1 {
  max-width: 760px;
  margin-bottom: 24px;
  font-size: clamp(2.8rem, 6vw, 5.3rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

h2 {
  margin-bottom: 22px;
  font-size: clamp(2rem, 4vw, 3.35rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.18rem;
  line-height: 1.3;
}

.lead {
  max-width: 740px;
  margin-bottom: 34px;
  color: #d7e4ed;
  font-size: 1.14rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 23px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

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

.button-secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.32);
  background: rgba(255, 255, 255, 0.04);
}

.button-light {
  color: var(--navy);
  background: var(--white);
}

.signal-panel {
  position: relative;
  z-index: 1;
  padding: 13px 28px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(10px);
}

.signal-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.11);
}

.signal-row:last-child {
  border-bottom: 0;
}

.signal-row span {
  color: #a9bdcb;
}

.signal-row strong {
  text-align: right;
}

.section {
  padding: 96px 0;
}

.section-muted {
  background: var(--surface);
}

.section-dark {
  color: var(--white);
  background: var(--navy);
}

.section-dark p {
  color: #bfd0dc;
}

.section-heading {
  max-width: 790px;
  margin-bottom: 44px;
}

.intro p:not(.eyebrow) {
  color: var(--muted);
  font-size: 1.06rem;
}

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

.card {
  min-height: 260px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 8px 30px rgba(7, 26, 45, 0.04);
}

.card-number {
  display: inline-block;
  margin-bottom: 42px;
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.card p,
.integration-grid p,
.check-list p {
  color: var(--muted);
}

.check-list ul {
  margin: 25px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  margin-bottom: 14px;
  padding-left: 28px;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--blue);
  font-weight: 800;
}

.fine-print {
  font-size: 0.9rem;
}

.feature-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.feature-list div {
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
}

.integration-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.integration-grid article {
  padding: 26px 22px;
  border-top: 3px solid var(--cyan);
  background: var(--surface);
}

.process-flow {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.process-flow span {
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--white);
  font-weight: 700;
}

.contact-section {
  padding: 96px 0;
  color: var(--white);
  background: linear-gradient(135deg, #0a5b88, #0c8292);
}

.contact-section p {
  max-width: 690px;
  color: #d8f1f3;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 34px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  font-style: normal;
}

.contact-details strong {
  margin-bottom: 8px;
  font-size: 1.2rem;
}

.contact-details a {
  width: fit-content;
  margin-top: 5px;
  color: var(--white);
  font-weight: 700;
}

.site-footer {
  padding: 24px 0;
  color: #7a8997;
  background: #05111e;
  font-size: 0.86rem;
}

@media (max-width: 920px) {
  nav a:not(.nav-contact) {
    display: none;
  }

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

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

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

@media (max-width: 620px) {
  .container {
    width: min(calc(100% - 28px), var(--max-width));
  }

  .nav-wrap {
    min-height: 66px;
  }

  .brand span:last-child {
    font-size: 0.92rem;
  }

  .nav-contact {
    padding: 9px 14px;
  }

  .hero {
    padding: 78px 0 70px;
  }

  .section,
  .contact-section {
    padding: 72px 0;
  }

  .card-grid,
  .integration-grid,
  .feature-list,
  .process-flow {
    grid-template-columns: 1fr;
  }

  .card {
    min-height: 0;
  }

  .card-number {
    margin-bottom: 24px;
  }

  .footer-wrap {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }
}

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

  .button {
    transition: none;
  }
}