* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #f5f7fb;
  color: #202b40;
  line-height: 1.7;
}

main {
  max-width: 800px;
  margin: 45px auto;
  padding: 20px;
}

header {
  padding: 35px;
  background: #182c4b;
  color: white;
  border-radius: 12px;
}

h1 { font-size: 32px; margin: 5px 0; }

h2 { font-size: 21px; margin-top: 0; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 2px;
  color: #b4d5ff;
  font-weight: bold;
}

section {
  background: white;
  padding: 28px;
  border-radius: 12px;
  margin-top: 18px;
  border: 1px solid #e0e6ef;
}

.button {
  display: inline-block;
  background: #2563eb;
  color: white;
  text-decoration: none;
  padding: 10px 20px;
  border-radius: 6px;
}

footer {
  text-align: center;
  margin-top: 30px;
  color: #526079;
}

a { color: #2563eb; }
.button { color: white; }

@media (max-width: 600px) {
  main { margin: 10px auto; padding: 10px; }
  header, section { padding: 22px; }
  h1 { font-size: 26px; }
}