:root {
  color-scheme: light;
  --font-base: "Inter", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: "Poppins", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --color-bg: #0c101a;
  --color-surface: #151c2c;
  --color-surface-alt: rgba(255, 255, 255, 0.06);
  --color-accent: #4ff1a5;
  --color-accent-soft: rgba(79, 241, 165, 0.1);
  --color-accent-gradient: linear-gradient(135deg, #4ff1a5 0%, #3bc1ff 100%);
  --color-text: rgba(255, 255, 255, 0.86);
  --color-text-muted: rgba(255, 255, 255, 0.65);
  --color-border: rgba(255, 255, 255, 0.12);
  --shadow-elevated: 0 25px 50px -12px rgba(21, 27, 45, 0.65);
  --max-width: 1100px;
  --header-height: 72px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-family: var(--font-base);
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(59, 193, 255, 0.25), transparent 55%),
    radial-gradient(circle at top right, rgba(79, 241, 165, 0.25), transparent 60%),
    var(--color-bg);
  color: var(--color-text);
  line-height: 1.65;
}

a {
  color: var(--color-accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  background-color: rgba(12, 16, 26, 0.85);
  border-bottom: 1px solid var(--color-border);
}

.nav-bar {
  max-width: var(--max-width);
  margin: 0 auto;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-icon {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  background: var(--color-accent-gradient);
  display: grid;
  place-items: center;
  color: #0b131b;
  font-weight: 700;
  letter-spacing: -0.04em;
}

.brand-name {
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: -0.01em;
}

nav ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  gap: 1.5rem;
  font-size: 0.95rem;
}

nav a {
  color: var(--color-text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.8rem;
}

nav a:hover,
nav a:focus {
  color: var(--color-accent);
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.hero {
  min-height: calc(100vh - var(--header-height));
  display: grid;
  align-items: center;
  padding: 6rem 0 5rem;
  gap: 2rem;
}

.hero-content {
  max-width: 640px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.7rem;
}

h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 4vw, 3.6rem);
  letter-spacing: -0.03em;
  margin: 1rem 0 1.5rem;
}

p.lead {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  margin-bottom: 2rem;
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.cta-primary,
.cta-secondary {
  border-radius: 999px;
  padding: 0.85rem 1.8rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.cta-primary {
  background: var(--color-accent-gradient);
  color: #041019;
  box-shadow: var(--shadow-elevated);
}

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

.cta-secondary {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1.75rem;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  opacity: 0.85;
}

section {
  padding: 4.5rem 0;
}

section + section {
  border-top: 1px solid var(--color-border);
}

.section-heading {
  margin-bottom: 2rem;
}

.section-heading h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  margin-bottom: 0.75rem;
}

.section-heading p {
  color: var(--color-text-muted);
  max-width: 620px;
  margin: 0;
}

.grid {
  display: grid;
  gap: 1.75rem;
}

.grid-three {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.grid-two {
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 2rem;
  position: relative;
  overflow: hidden;
}

.card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(140deg, rgba(59, 193, 255, 0.12), transparent 45%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.card:hover::after {
  opacity: 1;
}

.card h3 {
  margin-top: 0;
  font-family: var(--font-heading);
  letter-spacing: -0.01em;
}

.card p {
  color: var(--color-text-muted);
}

.feature-list {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

.feature-item {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}

.feature-icon {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.compliance {
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 1.5rem;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.contact-card {
  display: grid;
  gap: 0.75rem;
  color: var(--color-text-muted);
}

.contact-card a {
  word-break: break-word;
}

footer {
  border-top: 1px solid var(--color-border);
  background: rgba(12, 16, 26, 0.9);
  padding: 2.5rem 1.5rem;
  color: var(--color-text-muted);
}

.footer-content {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-size: 0.85rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.footer-links a {
  color: inherit;
}

@media (max-width: 720px) {
  header {
    position: static;
  }

  .nav-bar {
    flex-direction: column;
    gap: 1rem;
    padding: 1.25rem;
    height: auto;
  }

  nav ul {
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.85rem;
  }

  .hero {
    padding-top: 4rem;
  }

  .cta-group {
    width: 100%;
  }

  .cta-primary,
  .cta-secondary {
    justify-content: center;
    flex: 1 1 100%;
  }
}