* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background-color: #000214;
  color: #CCCCCC;
}

a {
  color: #00E0FF;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.site-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background-color: #020C1B;
  border-bottom: 1px solid #00E0FF;
}

.logo {
  font-weight: 700;
  color: #FFFFFF;
}

.nav a {
  margin-left: 16px;
  font-size: 0.95rem;
}

.content {
  padding: 32px 16px 64px;
  max-width: 960px;
  margin: 0 auto;
}

.hero {
  padding: 40px 0 24px;
}

.hero h1 {
  color: #FFFFFF;
  font-size: 2.2rem;
  margin-bottom: 8px;
}

.subheading {
  font-size: 1.1rem;
  color: #AAAAAA;
  margin-bottom: 16px;
}

.hero-body {
  max-width: 700px;
  margin-bottom: 24px;
}

.btn, .btn-secondary {
  display: inline-block;
  padding: 10px 20px;
  border-radius: 4px;
  font-weight: 600;
  margin-right: 12px;
}

.btn {
  background-color: #00E0FF;
  color: #000214;
}

.btn-secondary {
  border: 1px solid #00E0FF;
  color: #00E0FF;
}

.two-column {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 32px;
}

.two-column > div {
  flex: 1 1 300px;
  background-color: #020C1B;
  padding: 16px;
  border-radius: 8px;
  border: 1px solid #00E0FF;
}

h1, h2 {
  color: #FFFFFF;
}

section {
  margin-top: 32px;
}

.small {
  font-size: 0.85rem;
  color: #888888;
}

.site-footer {
  padding: 16px 24px;
  text-align: center;
  font-size: 0.85rem;
  border-top: 1px solid #00E0FF;
  background-color: #020C1B;
  color: #888888;
}

@media (max-width: 720px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }
  .nav {
    margin-top: 8px;
  }
  .two-column {
    flex-direction: column;
  }
}