* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: #f4f4f4;
  color: #222;
}

header {
  background: #003b5c;
  color: white;
  padding: 12px 25px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 15px;
}

.brand img {
  height: 60px;
  width: auto;
  border-radius: 50%;
  background: white;
}

.brand h1 {
  margin: 0;
  font-size: 22px;
}

nav a {
  color: white;
  text-decoration: none;
  margin-left: 25px;
  font-weight: bold;
}

nav a:hover {
  color: #f58220;
}

.hero {
  background: white;
  text-align: center;
  padding: 50px 20px;
}

.hero h2 {
  color: #003b5c;
  font-size: 48px;
  margin-bottom: 15px;
}

.hero p {
  max-width: 750px;
  margin: auto;
  font-size: 20px;
  line-height: 1.6;
}

.page-header {
  background: white;
  text-align: center;
  padding: 50px 20px;
}

.page-header h2 {
  color: #003b5c;
  font-size: 42px;
  margin-bottom: 10px;
}

.page-header p {
  font-size: 20px;
}

.button {
  display: inline-block;
  margin: 20px 10px 0;
  background: #f58220;
  color: white;
  text-decoration: none;
  padding: 14px 28px;
  border-radius: 5px;
  font-weight: bold;
}

.button:hover {
  opacity: .9;
}

.section {
  padding: 50px 20px;
  text-align: center;
}

.section h2 {
  color: #003b5c;
  font-size: 36px;
  margin-bottom: 30px;
}

.categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 20px;
  max-width: 900px;
  margin: auto;
}

.card {
  background: white;
  padding: 25px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,.15);
  text-decoration: none;
  color: #222;
  font-weight: bold;
  transition: transform .2s;
}

.card:hover {
  transform: translateY(-4px);
}

.card small {
  display: block;
  margin-top: 8px;
  color: #666;
}

.about-box {
  background: white;
  max-width: 900px;
  margin: auto;
  padding: 35px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,.15);
  line-height: 1.7;
  font-size: 18px;
}

.about-box a {
  color: #003b5c;
  font-weight: bold;
}

footer {
  background: #222;
  color: white;
  text-align: center;
  padding: 30px 20px;
  margin-top: 40px;
}

footer a {
  color: #f58220;
  text-decoration: none;
}

@media (max-width: 768px) {
  header {
    justify-content: center;
    text-align: center;
  }

  nav {
    margin-top: 15px;
  }

  nav a {
    display: inline-block;
    margin: 8px;
  }

  .hero h2,
  .page-header h2 {
    font-size: 34px;
  }

  .hero p,
  .page-header p {
    font-size: 18px;
  }
}