body {
  margin: 0;
  font-family: Arial, sans-serif;
  line-height: 1.7;
  color: #0f172a;
}

.container {
  max-width: 1100px;
  margin: auto;
  padding: 0 20px;
}

header {
  background: #020617;
  color: #fff;
  padding: 40px 20px;
  text-align: center;
}

h1, h2, h3 {
  color: #020617;
}

header h1 {
  color: #fff;
}

.tagline {
  opacity: 0.85;
}

section {
  max-width: 1100px;
  margin: auto;
  padding: 40px 20px;
}

section.alt {
  background: #f1f5f9;
}

ul {
  padding-left: 20px;
}

.cta {
  display: inline-block;
  margin-top: 15px;
  padding: 12px 24px;
  background: #16a34a;
  color: #fff;
  text-decoration: none;
  border-radius: 6px;
}

footer {
  background: #020617;
  color: #fff;
  text-align: center;
  padding: 25px 20px;
}

footer p {
  margin: 6px 0;
}