body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: #0b1c2d;
  color: #e6ebf0;
}

a {
  color: #4da3ff;
  text-decoration: none;
}

header {
  padding: 60px 10%;
  background: #081523;
}

nav a {
  margin-right: 25px;
  font-weight: bold;
}

section {
  padding: 70px 10%;
}

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

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.card {
  background: #12263f;
  padding: 25px;
  border-radius: 6px;
}

.logo {
  max-height: 50px;
  margin-bottom: 20px;
  opacity: 0.9;
}

.hero {
  width: 100%;
  border-radius: 6px;
  margin: 30px 0;
}

.pdf-btn {
  display: inline-block;
  margin-top: 30px;
  padding: 14px 22px;
  background: #4da3ff;
  color: #081523;
  border-radius: 4px;
  font-weight: bold;
}

footer {
  background: #081523;
  padding: 40px 10%;
  font-size: 14px;
  opacity: 0.8;
}