/* css styles */
/* Base layout */
body {
  font-family: 'Segoe UI', 'Helvetica Neue', sans-serif;
  line-height: 1.7;
  background-color: #f9fafb;
  color: #333;
  margin: 0;
  padding: 0;
}

/* Header styling */
header, .navbar, .quarto-title-block {
  background-color: #003366;
  color: white;
  padding: 1rem;
}

.quarto-title-block h1,
.navbar a {
  color: #72bde8 !important;
  font-weight: bold;
}

/* Navigation links */
.navbar a:hover {
  background-color: #005599;
  transition: background 0.3s ease-in-out;
}

/* Links */
a {
  color: #0066cc;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
  color: #004080;
}

/* Main content */
main {
  padding: 2rem;
  background-color: white;
  max-width: 900px;
  margin: auto;
  box-shadow: 0 0 10px rgba(0,0,0,0.05);
  border-radius: 8px;
}

/* Headings */
h1, h2, h3 {
  color: #003366;
  margin-top: 1.5em;
}

h1 {
  font-size: 2rem;
}

h2 {
  font-size: 1.6rem;
}

h3 {
  font-size: 1.3rem;
}

/* Code blocks */
pre, code {
  background-color: #f3f4f6;
  border-radius: 4px;
  padding: 0.3em 0.5em;
  font-family: 'Courier New', monospace;
}

/* Footer */
footer {
  background-color: #003366;
  color: white;
  text-align: center;
  padding: 1rem;
  margin-top: 3rem;
}

/* Images */
img {
  max-width: 100%;
  border-radius: 4px;
  margin: 1rem 0;
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
}

th, td {
  padding: 0.6rem;
  border: 1px solid #ddd;
}

th {
  background-color: #e1ecf4;
}

/* Responsive */
@media (max-width: 768px) {
  main {
    padding: 1rem;
  }

  .navbar {
    flex-direction: column;
  }
}