:root {
  --background: #f7f8fb;
  --foreground: #111111;
  --ink: #111111;
  --muted: #5f6673;
  --line: #d9dee8;
  --panel: #ffffff;
  --cyan: #00b7ff;
  --violet: #8b2cff;
  --blue: #0b3bd1;
  --lime: #b8ff5c;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--foreground);
  font-family: Arial, Helvetica, sans-serif;
}

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

img {
  max-width: 100%;
}

.site-nav {
  align-items: center;
  background: rgba(17, 17, 17, 0.96);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  gap: 28px;
  justify-content: space-between;
  left: 0;
  padding: 14px clamp(18px, 4vw, 64px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand {
  align-items: center;
  display: inline-flex;
  height: 140px;
  max-width: min(560px, 58vw);
}

.brand img {
  display: block;
  height: 100%;
  object-fit: contain;
  width: auto;
}

.site-nav nav {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  justify-content: flex-end;
}

.site-nav a {
  color: rgba(255, 255, 255, 0.86);
  font-size: 0.92rem;
  font-weight: 500;
}

.site-nav a:hover {
  color: #ffffff;
}

.nav-cta,
.primary-action,
.secondary-action {
  align-items: center;
  border-radius: 6px;
  display: inline-flex;
  font-weight: 500;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
}

.nav-cta {
  background: #ffffff;
  color: var(--ink) !important;
}

.hero {
  align-items: flex-end;
  display: flex;
  min-height: clamp(560px, 72vh, 760px);
  overflow: hidden;
  padding: clamp(92px, 14vw, 160px) clamp(20px, 5vw, 76px) clamp(46px, 7vw, 84px);
  position: relative;
}

.hero-bg,
.hero-overlay {
  inset: 0;
  position: absolute;
}

.hero-bg {
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(4, 8, 20, 0.93), rgba(4, 8, 20, 0.66) 48%, rgba(4, 8, 20, 0.24)),
    linear-gradient(0deg, rgba(4, 8, 20, 0.88), rgba(4, 8, 20, 0.1) 58%);
}

.hero-content {
  color: #ffffff;
  max-width: 780px;
  position: relative;
  z-index: 1;
}

.eyebrow {
  color: var(--lime);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  margin: 0 0 16px;
  text-transform: uppercase;
}

.eyebrow.dark {
  color: var(--blue);
}

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

h1 {
  font-size: clamp(2.7rem, 8vw, 6.7rem);
  font-weight: 500;
  letter-spacing: 0;
  line-height: 0.92;
  margin-bottom: 26px;
  max-width: 880px;
}

h2 {
  font-size: clamp(2rem, 4vw, 4.4rem);
  font-weight: 500;
  letter-spacing: 0;
  line-height: 1;
  margin-bottom: 0;
}

h3 {
  font-size: 1.24rem;
  font-weight: 500;
  letter-spacing: 0;
  margin-bottom: 14px;
}

.hero-copy {
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(1.03rem, 2vw, 1.32rem);
  line-height: 1.62;
  max-width: 680px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.primary-action {
  background: #ffffff;
  color: var(--ink);
}

.secondary-action {
  border: 1px solid rgba(255, 255, 255, 0.42);
  color: #ffffff;
}

.section {
  margin: 0 auto;
  max-width: 1180px;
  padding: clamp(64px, 9vw, 112px) clamp(20px, 5vw, 34px);
}

.intro {
  display: grid;
  gap: 34px;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1fr);
}

.intro > p,
.mission-copy p,
.solution-card p,
.steps p {
  color: var(--muted);
  font-size: 1.03rem;
  line-height: 1.75;
}

.section-heading {
  max-width: 760px;
}

.solutions {
  padding-top: 38px;
}

.solution-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 42px;
}

.solution-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 26px;
}

.solution-card span {
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  border-radius: 999px;
  display: block;
  height: 10px;
  margin-bottom: 28px;
  width: 46px;
}

.mission-band {
  align-items: end;
  background:
    linear-gradient(135deg, rgba(0, 183, 255, 0.18), transparent 28%),
    linear-gradient(315deg, rgba(139, 44, 255, 0.28), transparent 36%),
    #111111;
  color: #ffffff;
  display: grid;
  gap: 36px;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.72fr);
  padding: clamp(64px, 9vw, 112px) clamp(20px, 5vw, 76px);
}

.mission-copy {
  max-width: 760px;
}

.mission-copy p {
  color: rgba(255, 255, 255, 0.74);
  margin-top: 24px;
  max-width: 680px;
}

.signal-panel {
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  display: grid;
  gap: 1px;
  overflow: hidden;
}

.signal-panel div {
  background: rgba(255, 255, 255, 0.08);
  display: grid;
  gap: 8px;
  padding: 22px;
}

.signal-panel strong {
  color: var(--cyan);
  font-size: 1.25rem;
  font-weight: 500;
}

.signal-panel span {
  color: rgba(255, 255, 255, 0.78);
}

.steps {
  border-top: 1px solid var(--line);
  list-style: none;
  margin: 42px 0 0;
  padding: 0;
}

.steps li {
  align-items: start;
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 26px;
  grid-template-columns: 82px minmax(0, 1fr);
  padding: 28px 0;
}

.steps span {
  color: var(--violet);
  font-family: "Courier New", monospace;
  font-size: 0.9rem;
  font-weight: 500;
}

.steps p {
  margin-bottom: 0;
  max-width: 760px;
}

.final-cta {
  align-items: center;
  background: #ffffff;
  border-top: 1px solid var(--line);
  display: flex;
  gap: 28px;
  justify-content: space-between;
  padding: clamp(48px, 7vw, 82px) clamp(20px, 5vw, 76px);
}

.final-cta h2 {
  max-width: 840px;
}

.final-cta .primary-action {
  background: var(--ink);
  color: #ffffff;
  flex: 0 0 auto;
}

footer {
  align-items: center;
  background: var(--ink);
  color: rgba(255, 255, 255, 0.76);
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  padding: 22px clamp(20px, 5vw, 76px);
}

footer a {
  color: #ffffff;
  font-weight: 500;
}

@media (max-width: 820px) {
  .site-nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav nav {
    justify-content: flex-start;
  }

  .intro,
  .mission-band {
    grid-template-columns: 1fr;
  }

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

  .final-cta {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  .brand {
    height: 120px;
    max-width: 92vw;
  }

  .site-nav nav {
    gap: 8px 14px;
  }

  .nav-cta {
    width: 100%;
  }

  .hero {
    min-height: 620px;
  }

  .hero-actions a,
  .final-cta .primary-action {
    width: 100%;
  }

  .steps li {
    gap: 10px;
    grid-template-columns: 1fr;
  }
}