:root {
  color-scheme: light;
  --bg: #f5f7fb;
  --bg-strong: #0f1728;
  --surface: #ffffff;
  --surface-soft: #eef3f9;
  --surface-dark: #162033;
  --line: rgba(15, 23, 40, 0.08);
  --text: #10203a;
  --muted: #5f6f86;
  --accent: #1677ff;
  --accent-2: #39a2ff;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

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

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

.container {
  width: min(calc(100% - 32px), var(--container));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(10, 16, 28, 0.58);
  backdrop-filter: blur(14px);
}

.nav {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #f8fbff;
}

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 12px 30px rgba(22, 119, 255, 0.24);
}

.brand-name,
.menu a {
  font-size: 15px;
  font-weight: 600;
}

.menu {
  display: flex;
  align-items: center;
  gap: 24px;
  color: rgba(248, 251, 255, 0.86);
}

.menu a:hover,
.menu a:focus-visible {
  color: #ffffff;
}

.hero {
  position: relative;
  min-height: 82vh;
  display: flex;
  align-items: center;
  overflow: clip;
  background: #07111f;
}

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

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

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(7, 17, 31, 0.82) 0%, rgba(7, 17, 31, 0.68) 38%, rgba(7, 17, 31, 0.28) 100%),
    linear-gradient(180deg, rgba(7, 17, 31, 0.22) 0%, rgba(7, 17, 31, 0.6) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 92px 0 84px;
  color: #f8fbff;
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.eyebrow {
  color: #9dccff;
}

.hero h1 {
  margin: 0;
  max-width: 11ch;
  font-size: clamp(3.4rem, 7vw, 6.5rem);
  line-height: 0.94;
}

.hero-copy {
  margin: 24px 0 0;
  max-width: 58ch;
  font-size: 20px;
  line-height: 1.65;
  color: rgba(248, 251, 255, 0.86);
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  min-height: 48px;
  padding: 0 20px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 700;
  border: 1px solid transparent;
  transition: transform 140ms ease, border-color 140ms ease, background 140ms ease;
}

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

.button.primary {
  background: var(--accent);
  color: #ffffff;
}

.button.secondary {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.22);
}

.section {
  padding: 88px 0;
}

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

.section-accent {
  background: linear-gradient(180deg, #11203a 0%, #0d1930 100%);
  color: #edf5ff;
}

.section-head {
  max-width: 760px;
  margin-bottom: 36px;
}

.section-head.narrow {
  max-width: 720px;
}

.section-head h2,
.split-copy h2,
.cta-band h2 {
  margin: 0 0 16px;
  font-size: clamp(2rem, 3vw, 3rem);
  line-height: 1.05;
}

.section-head p,
.split-copy p,
.cta-band p,
.card p,
.check-item p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.7;
}

.section-accent .section-head p,
.section-accent .card p {
  color: rgba(237, 245, 255, 0.76);
}

.card-grid {
  display: grid;
  gap: 18px;
}

.three-up {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  min-height: 220px;
  padding: 28px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--surface-soft);
}

.card h3,
.check-item h3 {
  margin: 0 0 12px;
  font-size: 22px;
  line-height: 1.15;
}

.dark-card {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.08);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}

.split-copy {
  max-width: 560px;
}

.checklist {
  display: grid;
  gap: 14px;
}

.check-item {
  padding: 24px;
  border-radius: 8px;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: 0 14px 34px rgba(16, 32, 58, 0.05);
}

.cta-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: end;
}

.site-footer {
  background: #0a1120;
  color: rgba(248, 251, 255, 0.72);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-row {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  font-size: 14px;
}

@media (max-width: 980px) {
  .three-up,
  .split,
  .cta-band {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 74vh;
  }
}

@media (max-width: 760px) {
  .nav {
    min-height: 66px;
  }

  .menu {
    display: none;
  }

  .hero {
    min-height: 72vh;
  }

  .hero-content {
    padding: 74px 0 64px;
  }

  .hero h1 {
    max-width: 8ch;
    font-size: 3.3rem;
  }

  .hero-copy,
  .section-head p,
  .split-copy p,
  .cta-band p,
  .card p,
  .check-item p {
    font-size: 16px;
  }

  .section {
    padding: 72px 0;
  }

  .card {
    min-height: 0;
  }

  .footer-row {
    min-height: 96px;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
  }
}