:root {
  --bg: #08111f;
  --bg-soft: #101b2d;
  --panel: rgba(255, 255, 255, 0.08);
  --panel-strong: rgba(255, 255, 255, 0.14);
  --text: #f5f7fb;
  --muted: #b7c1d4;
  --accent: #6ee7f9;
  --accent-strong: #38bdf8;
  --line: rgba(255, 255, 255, 0.14);
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(56, 189, 248, 0.24), transparent 34rem),
    radial-gradient(circle at top right, rgba(99, 102, 241, 0.18), transparent 30rem),
    var(--bg);
  line-height: 1.6;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem clamp(1rem, 5vw, 4rem);
  background: rgba(8, 17, 31, 0.78);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  font-weight: 800;
}

.brand-mark,
.brand-logo {
  display: grid;
  place-items: center;
  width: 2.3rem;
  height: 2.3rem;
  border-radius: 0.8rem;
}

.brand-mark {
  color: #03111f;
  background: linear-gradient(135deg, var(--accent), #a7f3d0);
  font-size: 0.82rem;
}

.brand-logo {
  object-fit: contain;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.95rem;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
}

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

.nav-button,
.button {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.7rem 1rem;
  text-decoration: none;
}

.hero,
.section,
.footer {
  width: min(1120px, calc(100% - 2rem));
  margin-inline: auto;
}

.hero {
  min-height: 78vh;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  align-items: center;
  gap: 2rem;
  padding: 5rem 0;
}

.eyebrow,
.card-kicker {
  margin: 0 0 0.7rem;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 780px;
  margin-bottom: 1.25rem;
  font-size: clamp(3rem, 8vw, 6.8rem);
  line-height: 0.92;
  letter-spacing: -0.08em;
}

h2 {
  font-size: clamp(2rem, 5vw, 3.7rem);
  line-height: 1;
  letter-spacing: -0.055em;
}

h3 {
  font-size: 1.22rem;
}

.hero-text,
.section-heading p,
.about p,
.contact p {
  max-width: 680px;
  color: var(--muted);
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.button.primary {
  color: #03111f;
  background: var(--accent);
  border-color: transparent;
  font-weight: 800;
}

.button.secondary {
  color: var(--text);
  background: var(--panel);
}

.hero-card,
.tile,
.contact-card {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--panel-strong), rgba(255, 255, 255, 0.06));
  border-radius: 1.6rem;
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 2rem;
}

.hero-card ul {
  display: grid;
  gap: 0.8rem;
  margin: 0;
  padding-left: 1.2rem;
  color: var(--muted);
}

.section {
  padding: 4.5rem 0;
  border-top: 1px solid var(--line);
}

.section-heading {
  margin-bottom: 1.6rem;
}

.grid.three {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.tile {
  padding: 1.4rem;
}

.tile p,
.steps,
.fine-print {
  color: var(--muted);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 2rem;
  align-items: start;
}

.steps {
  display: grid;
  gap: 1rem;
  margin: 0;
  padding-left: 1.4rem;
  font-size: 1.08rem;
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.8fr);
  gap: 2rem;
  align-items: start;
}

.contact-card {
  display: grid;
  gap: 0.8rem;
  padding: 1.5rem;
}

.contact-card a {
  color: var(--accent);
  font-weight: 800;
  text-decoration: none;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 2rem 0 3rem;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.footer a {
  text-decoration: none;
}

@media (max-width: 760px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 0.2rem;
  }

  .hero,
  .split,
  .contact,
  .grid.three {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding: 3.5rem 0;
  }

  .footer {
    flex-direction: column;
  }
}