body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
  color: #222;
  background: #f7f9fb;
}

header {
  background: #1f3b57;
  color: white;
  padding: 30px 0;
}

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

header p {
  margin: 8px 0 16px;
  font-size: 18px;
}

nav {
  margin-top: 15px;
}

nav a {
  color: white;
  text-decoration: none;
  margin-right: 18px;
  font-weight: bold;
}

nav a:hover {
  text-decoration: underline;
}

.container {
  width: 90%;
  max-width: 1100px;
  margin: auto;
}

main {
  background: white;
  padding: 35px;
  margin-top: 25px;
  margin-bottom: 25px;
  border-radius: 8px;
}

.hero {
  padding: 20px 0;
}

.hero h2 {
  font-size: 30px;
  margin-bottom: 15px;
}

.cards {
  display: flex;
  gap: 20px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.card {
  background: #f0f4f8;
  padding: 20px;
  border-radius: 8px;
  flex: 1;
  min-width: 250px;
}

.button {
  display: inline-block;
  background: #1f3b57;
  color: white;
  padding: 12px 20px;
  margin-top: 15px;
  text-decoration: none;
  border-radius: 5px;
  font-weight: bold;
}

.button:hover {
  background: #2d557c;
}

footer {
  text-align: center;
  padding: 20px;
  background: #e8edf2;
  color: #333;
}

ul {
  padding-left: 25px;
}

a {
  color: #1f3b57;
}

@media (max-width: 700px) {
  nav a {
    display: block;
    margin: 8px 0;
  }

  main {
    padding: 22px;
  }

  .hero h2 {
    font-size: 24px;
  }
}