/* Base styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  background-color: #f9f9f9;
  color: #333;
  height: 100%;
}
a {
  color: #0077cc;
  text-decoration: none;
}

/* Navbar */
header {
  background-color: #182848;
  color: #fff;
  padding: 1rem 2rem;
}
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
nav ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}
nav a {
  color: #fff;
  font-weight: bold;
}
nav a:hover {
  text-decoration: underline;
}

/* Hero Section */
.hero {
  background: linear-gradient(to right, #4b6cb7, #182848);
  color: white;
  text-align: center;
  padding: 4rem 2rem;
}
.hero h1 {
  font-size: 2.8rem;
  margin-bottom: 1rem;
}
.hero .subtitle {
  font-size: 1.4rem;
  margin-bottom: 1rem;
}
.btn {
  display: inline-block;
  margin-top: 1.5rem;
  background: #fff;
  color: #182848;
  padding: 0.75rem 1.5rem;
  border-radius: 5px;
  font-weight: bold;
}

/* Sections */
.section {
  max-width: 900px;
  margin: 0 auto;
  padding: 3rem 2rem;
  background-color: white;
}
.section h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

/* Footer */
footer {
  background-color: #182848;
  color: #fff;
  text-align: center;
  padding: 1.5rem 1rem;
  margin-top: auto;
  font-size: 0.95rem;
  box-shadow: 0 -2px 6px rgba(0, 0, 0, 0.1);
}