:root {
  --navy: #061b38;
  --navy-2: #0a2f5d;
  --blue: #0878bf;
  --blue-light: #dceef8;
  --ink: #10233f;
  --muted: #66758a;
  --line: #d9e1e8;
  --offwhite: #f5f8fb;
  --white: #ffffff;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

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

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

.container {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.narrow {
  width: min(820px, 100%);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.97);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.header-inner {
  min-height: 92px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand img {
  width: 285px;
  height: 72px;
  object-fit: contain;
  object-position: left center;
}

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 14px;
  font-weight: 700;
}

.nav a {
  transition: color 0.2s ease;
}

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

.nav-cta {
  padding: 10px 17px;
  border: 1px solid var(--blue);
}

.hero {
  position: relative;
  min-height: 680px;
  display: grid;
  align-items: center;
  overflow: hidden;
  color: white;
  background:
    radial-gradient(circle at 78% 30%, rgba(0, 139, 219, 0.28), transparent 28%),
    linear-gradient(115deg, #041730 0%, #082b50 58%, #0a497d 100%);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.13;
  background-image:
    linear-gradient(rgba(255,255,255,.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.1) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to right, transparent 10%, black 70%);
}

.hero::after {
  content: "";
  position: absolute;
  width: 620px;
  height: 620px;
  right: -150px;
  bottom: -330px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 50%;
  box-shadow:
    0 0 0 85px rgba(255, 255, 255, 0.03),
    0 0 0 170px rgba(255, 255, 255, 0.02);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 960px;
  padding: 105px 0;
}

.eyebrow,
.section-label {
  margin: 0 0 18px;
  color: #4eb6f0;
  text-transform: uppercase;
  letter-spacing: 0.17em;
  font-size: 12px;
  font-weight: 800;
}

h1,
h2,
h3 {
  margin-top: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 500;
  line-height: 1.15;
}

h1 {
  max-width: 880px;
  margin-bottom: 24px;
  font-size: clamp(50px, 7vw, 86px);
  letter-spacing: -0.04em;
}

.hero-text {
  max-width: 900px;
  margin: 0 0 20px;
  color: #e3edf7;
  font-size: clamp(21px, 2.4vw, 29px);
  line-height: 1.45;
}

.hero-support {
  max-width: 780px;
  margin: 0 0 36px;
  color: #bfd0df;
  font-size: 17px;
}

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

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 800;
  transition: transform 0.2s ease, background 0.2s ease;
}

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

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

.button.primary:hover {
  background: #1497d4;
}

.button.secondary {
  color: white;
  border-color: rgba(255,255,255,.55);
}

.section {
  padding: 100px 0;
}

.section h2 {
  margin-bottom: 24px;
  font-size: clamp(36px, 4.6vw, 58px);
  letter-spacing: -0.025em;
}

.section p {
  color: var(--muted);
  font-size: 18px;
}

.intro p:not(.section-label) {
  font-size: 21px;
}

.muted {
  background: var(--offwhite);
}

.section-heading {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 70px;
  align-items: end;
  margin-bottom: 46px;
}

.section-heading > p {
  margin-bottom: 4px;
}

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

.card {
  min-height: 270px;
  padding: 32px;
  background: white;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  position: relative;
  z-index: 2;
  transform: translateY(-3px);
  box-shadow: 0 14px 32px rgba(7, 28, 54, 0.08);
}

.card h3,
.service-group h3 {
  margin-bottom: 13px;
  font-size: 27px;
}

.card p {
  margin-bottom: 0;
  font-size: 16px;
}

.services-heading {
  margin-bottom: 42px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.service-group {
  min-height: 330px;
  padding: 32px;
  background: white;
}

.service-group h3 {
  padding-bottom: 16px;
  border-bottom: 2px solid var(--blue);
}

.service-group ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.service-group li {
  padding: 10px 0;
  color: var(--muted);
  border-bottom: 1px solid #edf1f4;
  font-size: 15px;
}

.service-group li:last-child {
  border-bottom: 0;
}

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

.audience-card {
  min-height: 190px;
  padding: 28px;
  background: white;
}

.audience-card h3 {
  margin-bottom: 12px;
  font-size: 24px;
}

.audience-card p {
  margin-bottom: 0;
  font-size: 15px;
}

.contact {
  color: white;
  background:
    linear-gradient(115deg, rgba(3,18,38,.98), rgba(8,63,105,.94)),
    var(--navy);
}

.contact h2 {
  color: white;
}

.contact p {
  color: #c7d5e1;
}

.contact .button {
  margin-top: 10px;
}

.site-footer {
  padding: 28px 0;
  color: #c9d5e1;
  background: #031329;
  font-size: 14px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

@media (max-width: 900px) {
  .nav {
    gap: 16px;
  }

  .nav a:not(.nav-cta) {
    display: none;
  }

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

  .section-heading {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

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

  .header-inner {
    min-height: 78px;
  }

  .brand img {
    width: 205px;
    height: 58px;
  }

  .nav-cta {
    padding: 8px 12px;
  }

  .hero {
    min-height: 610px;
  }

  .hero-content {
    padding: 80px 0;
  }

  .section {
    padding: 72px 0;
  }

  .grid,
  .services-grid,
  .audience-grid {
    grid-template-columns: 1fr;
  }

  .card,
  .service-group,
  .audience-card {
    min-height: auto;
  }

  .button {
    width: 100%;
  }

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