body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
  color: #1f2933;
  background: #ffffff;
}

.hero {
  background: #0f172a;
  color: white;
  padding: 80px 24px;
  text-align: center;
}

.hero h1 {
  font-size: 42px;
  margin-bottom: 16px;
}

.hero p {
  max-width: 760px;
  margin: 0 auto 28px auto;
  font-size: 20px;
}

.button {
  display: inline-block;
  background: white;
  color: #0f172a;
  padding: 12px 22px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: bold;
}

main {
  max-width: 900px;
  margin: 48px auto;
  padding: 0 24px;
}

section {
  margin-bottom: 48px;
}

h2 {
  color: #0f172a;
  border-bottom: 2px solid #e5e7eb;
  padding-bottom: 8px;
}

footer {
  text-align: center;
  padding: 24px;
  background: #f3f4f6;
  color: #4b5563;
}