/* Reset some default browser styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f9f9f9;
  color: #001f3f;
  line-height: 1.6;
  font-size: 16px;
}

/* Container to center content */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header Styles */
header {
  background-color: #001f3f;
  padding: 15px 0;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

.logo {
  width: 120px;
  height: auto;
}

/* Navigation */
nav a {
  color: white;
  text-decoration: none;
  margin-left: 25px;
  font-weight: 600;
  font-size: 1rem;
  transition: color 0.3s ease;
}

nav a:first-child {
  margin-left: 0;
}

nav a:hover,
nav a:focus {
  color: #ffcc00; /* Highlight color on hover/focus */
  outline: none;
}

/* Main Content */
main {
  padding: 40px 0;
}

/* Headings */
h1, h2, h3 {
  color: #001f3f;
  margin-bottom: 20px;
  line-height: 1.2;
}

h1 {
  font-size: 2.5rem;
  font-weight: 700;
}

h2 {
  font-size: 1.8rem;
  font-weight: 600;
  margin-top: 40px;
}

/* Section cards */
section {
  background-color: white;
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  margin-bottom: 40px;
}

/* Lists */
ul {
  list-style: inside disc;
  margin-left: 20px;
  color: #004080;
}

/* Links inside content */
a {
  color: #001f3f;
  text-decoration: underline;
  transition: color 0.3s ease;
}

a:hover,
a:focus {
  color: #004080;
  outline: none;
}

/* Buttons */
.button {
  display: inline-block;
  background-color: #001f3f;
  color: white;
  padding: 12px 25px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: 600;
  transition: background-color 0.3s ease;
  cursor: pointer;
  border: none;
}

.button:hover,
.button:focus {
  background-color: #004080;
  outline: none;
}

/* Footer */
footer {
  background-color: #001f3f;
  color: white;
  text-align: center;
  padding: 20px 0;
  font-size: 0.9rem;
}

/* Responsive Nav (simple stack on mobile) */
@media (max-width: 768px) {
  .header-container {
    flex-direction: column;
    align-items: flex-start;
  }

  nav {
    margin-top: 15px;
  }

  nav a {
    display: block;
    margin-left: 0;
    margin-bottom: 10px;
  }
}