:root {
  --ink: #101820;
  --muted: #5d6b78;
  --line: #d7e3ef;
  --paper: #f5f8fb;
  --white: #ffffff;
  --blue: #004991;
  --blue-strong: #006cc8;
  --cyan: #15b8d7;
  --steel: #6a8cad;
  --shadow: 0 18px 50px rgba(16, 24, 32, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

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

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 78px;
  padding: 14px clamp(18px, 4vw, 56px);
  background: rgba(255, 255, 255, 0.93);
  border-bottom: 1px solid rgba(215, 227, 239, 0.9);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  width: min(278px, 58vw);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(14px, 3vw, 32px);
  color: #263d54;
  font-size: 0.94rem;
  font-weight: 700;
}

.nav-links a {
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--blue-strong);
}

.hero {
  position: relative;
  min-height: min(690px, calc(100vh - 78px));
  overflow: hidden;
  isolation: isolate;
  background: #071a2f;
}

.hero::after {
  position: absolute;
  inset: 0;
  z-index: -1;
  content: "";
  background:
    linear-gradient(90deg, rgba(3, 15, 28, 0.86) 0%, rgba(4, 31, 55, 0.7) 38%, rgba(4, 40, 67, 0.2) 72%),
    linear-gradient(0deg, rgba(3, 15, 28, 0.82), rgba(3, 15, 28, 0.12) 44%, rgba(3, 15, 28, 0.08));
}

.hero-image {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-copy {
  width: min(720px, calc(100% - 36px));
  padding: clamp(70px, 11vw, 140px) 0 clamp(56px, 8vw, 110px);
  margin-left: clamp(18px, 7vw, 110px);
  color: var(--white);
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 690px;
  margin: 0;
  font-size: clamp(2.45rem, 6vw, 5.3rem);
  line-height: 0.98;
}

.hero-copy p:not(.eyebrow) {
  max-width: 590px;
  margin: 24px 0 0;
  color: #d9ecfb;
  font-size: clamp(1rem, 1.6vw, 1.24rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 19px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 800;
  text-decoration: none;
  transition:
    transform 160ms ease,
    box-shadow 160ms ease,
    background 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button.primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--blue), var(--blue-strong));
  box-shadow: 0 12px 30px rgba(0, 73, 145, 0.26);
}

.button.secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.48);
  background: rgba(255, 255, 255, 0.08);
}

.section {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
  padding: clamp(58px, 8vw, 96px) 0;
}

.intro {
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) minmax(280px, 1.2fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: start;
}

.intro h2,
.section-heading h2,
.process h2,
.contact h2 {
  margin: 0;
  color: #0d2c48;
  font-size: clamp(2rem, 4vw, 3.35rem);
  line-height: 1.08;
}

.intro p,
.section-heading p,
.process-step p,
.contact p,
.service-card p {
  margin: 0;
  color: var(--muted);
}

.intro p {
  max-width: 680px;
  font-size: 1.08rem;
}

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

.section-heading {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) minmax(260px, 0.7fr);
  gap: 28px;
  align-items: end;
  margin-bottom: 30px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.service-card {
  min-height: 260px;
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 26px rgba(16, 24, 32, 0.06);
}

.service-number {
  display: block;
  margin-bottom: 24px;
  color: var(--blue-strong);
  font-size: 0.85rem;
  font-weight: 900;
}

.service-card h3 {
  margin: 0 0 12px;
  color: #123c60;
  font-size: 1.25rem;
  line-height: 1.2;
}

.process {
  width: 100%;
  padding-right: max(18px, calc((100vw - 1120px) / 2));
  padding-left: max(18px, calc((100vw - 1120px) / 2));
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(0, 73, 145, 0.95), rgba(21, 184, 215, 0.78)),
    #004991;
}

.process .section-kicker,
.process h2 {
  color: var(--white);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: 34px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 8px;
}

.process-step {
  min-height: 180px;
  padding: 26px;
  background: rgba(255, 255, 255, 0.11);
}

.process-step strong {
  display: block;
  margin-bottom: 14px;
  font-size: 1.1rem;
}

.process-step p {
  color: rgba(255, 255, 255, 0.84);
}

.contact {
  padding: clamp(58px, 8vw, 96px) max(18px, calc((100vw - 1120px) / 2));
  background: var(--white);
}

.contact-inner {
  display: grid;
  grid-template-columns: minmax(280px, 1fr) auto;
  gap: 28px;
  align-items: center;
}

.contact p {
  max-width: 650px;
  margin-top: 18px;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 28px clamp(18px, 4vw, 56px);
  color: #c8d7e6;
  background: #151c22;
}

.site-footer img {
  width: 210px;
  filter: brightness(1.1);
}

.site-footer p {
  margin: 0;
  font-size: 0.92rem;
}

@media (max-width: 900px) {
  .site-header {
    position: relative;
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    width: 100%;
    justify-content: space-between;
  }

  .hero {
    min-height: 620px;
  }

  .hero-copy {
    margin-left: 18px;
  }

  .intro,
  .section-heading,
  .contact-inner {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 640px) {
  .brand {
    width: min(250px, 100%);
  }

  .nav-links {
    gap: 10px;
    font-size: 0.88rem;
  }

  .hero {
    min-height: 650px;
  }

  .hero::after {
    background:
      linear-gradient(90deg, rgba(3, 15, 28, 0.9), rgba(4, 31, 55, 0.65)),
      linear-gradient(0deg, rgba(3, 15, 28, 0.88), rgba(3, 15, 28, 0.12));
  }

  .hero-image {
    object-position: 58% center;
  }

  .hero-copy {
    width: calc(100% - 36px);
    padding-top: 74px;
  }

  .hero h1 {
    font-size: clamp(2.25rem, 13vw, 3.7rem);
  }

  .hero-actions,
  .button {
    width: 100%;
  }

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

  .service-card,
  .process-step {
    min-height: auto;
  }

  .contact .button {
    overflow-wrap: anywhere;
    text-align: center;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}