* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background-color: #f6f2eb;
  color: #222222;
  line-height: 1.6;
}

header {
  background-color: #1f3a5f;
  color: white;
  text-align: center;
  padding: 40px 20px;
}

header h1 {
  margin-bottom: 10px;
  font-size: 2.5rem;
}

header p {
  max-width: 750px;
  margin: 0 auto;
  font-size: 1.1rem;
}

nav {
  background-color: #d9a441;
  text-align: center;
  padding: 14px;
}

nav a {
  color: #1f3a5f;
  text-decoration: none;
  font-weight: bold;
  margin: 0 15px;
}

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

main {
  max-width: 1000px;
  margin: 30px auto;
  padding: 0 20px;
}

section {
  background-color: white;
  margin-bottom: 25px;
  padding: 25px;
  border-radius: 10px;
  border: 1px solid #e0d8ca;
}

h2 {
  color: #1f3a5f;
  margin-top: 0;
}

.product-grid {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.card {
  flex: 1;
  min-width: 240px;
  background-color: #f6f2eb;
  border: 1px solid #d9a441;
  border-radius: 10px;
  padding: 20px;
}

.card h3 {
  color: #1f3a5f;
  margin-top: 0;
}

.info-box {
  border-left: 6px solid #d9a441;
}

ul {
  padding-left: 25px;
}

footer {
  background-color: #1f3a5f;
  color: white;
  text-align: center;
  padding: 18px;
  margin-top: 30px;
}

@media (max-width: 700px) {
  header h1 {
    font-size: 2rem;
  }

  nav a {
    display: block;
    margin: 8px 0;
  }

  .product-grid {
    flex-direction: column;
  }
}