* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  color: #0b0e1a;
  background: #ffffff;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 40px;
}

.logo {
  font-weight: 700;
  letter-spacing: 1px;
}

.nav-links a {
  margin-left: 24px;
  text-decoration: none;
  color: #0b0e1a;
  font-weight: 500;
}

.hero {
  min-height: 90vh;
  background: linear-gradient(135deg, #0b0e1a, #1b2340);
  color: #ffffff;
}

.hero-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 120px 40px;
  text-align: center;
}

.hero h1 {
  font-size: 56px;
  margin-bottom: 16px;
}

.hero p {
  font-size: 22px;
  color: #cfd6ff;
}

.section {
  max-width: 900px;
  margin: 0 auto;
  padding: 80px 40px;
}

.section.alt {
  background: #f6f7fb;
}

.section h2 {
  font-size: 36px;
  margin-bottom: 16px;
}

.footer {
  text-align: center;
  padding: 32px;
  font-size: 14px;
  background: #0b0e1a;
  color: #ffffff;
}