*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Segoe UI', Arial, sans-serif;
  color: #222;
  background: #f9f9f9;
  line-height: 1.6;
}

/* Header */
header {
  background: #1a3a6b;
  color: #fff;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

header h1 {
  font-size: 1.5rem;
  letter-spacing: 0.5px;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}

nav ul li a {
  color: #fff;
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s;
}

nav ul li a:hover {
  color: #f0c040;
}

/* Hero */
.hero {
  max-width: 800px;
  margin: 5rem auto;
  text-align: center;
  padding: 0 1.5rem;
}

.hero h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: #1a3a6b;
}

.hero p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  color: #555;
}

.btn {
  display: inline-block;
  background: #1a3a6b;
  color: #fff;
  padding: 0.75rem 2rem;
  border-radius: 4px;
  text-decoration: none;
  font-size: 1rem;
  transition: background 0.2s;
}

.btn:hover {
  background: #f0c040;
  color: #1a3a6b;
}

/* Footer */
footer {
  background: #1a3a6b;
  color: #ccc;
  text-align: center;
  padding: 1rem;
  font-size: 0.85rem;
  position: fixed;
  bottom: 0;
  width: 100%;
}