/* General Body and Typography */
body {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 0;
  background-color: #f8f8f8;
  color: #333;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

h1, h2, h3, h4, h5, h6 {
  color: #0056b3; /* A shade of blue for headings */
  margin-top: 1em;
  margin-bottom: 0.5em;
}

a {
  color: #007bff;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Header */
header {
  background-color: #ffffff;
  border-bottom: 1px solid #ddd;
  padding: 15px 0;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.logo a {
  font-size: 1.8em;
  font-weight: bold;
  color: #0056b3;
  text-decoration: none;
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
}

nav ul li {
  position: relative;
  margin-left: 20px;
}

nav ul li a {
  display: block;
  padding: 10px 15px;
  color: #333;
  font-weight: bold;
  transition: color 0.3s ease;
}

nav ul li a:hover {
  color: #007bff;
  text-decoration: none;
}

/* Dropdown Menu */
.dropdown-content {
  display: none;
  position: absolute;
  background-color: #f9f9f9;
  min-width: 200px;
  box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
  z-index: 1;
  border-top: 3px solid #007bff;
}

.dropdown-content a {
  color: #333;
  padding: 12px 16px;
  text-decoration: none;
  display: block;
  text-align: left;
  font-weight: normal;
}

.dropdown-content a:hover {
  background-color: #f1f1f1;
  color: #007bff;
}

.dropdown:hover .dropdown-content {
  display: block;
}

/* Carousel */
.carousel-container {
  position: relative;
  width: 100%;
  max-height: 450px;
  overflow: hidden;
  margin-bottom: 30px;
}

.carousel-slide {
  display: none;
  width: 100%;
  height: 450px;
  position: relative;
}

.carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.carousel-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: rgba(0, 0, 0, 0.6);
  color: white;
  padding: 20px;
  text-align: center;
}

.carousel-caption h2 {
  color: white;
  margin-top: 0;
  font-size: 2em;
}

.carousel-caption p {
  font-size: 1.1em;
}

/* Main Content Layout */
.main-grid {
  display: grid;
  grid-template-columns: 1fr 280px; /* Content and Sidebar */
  gap: 30px;
}

.content-area {
  grid-column: 1;
}

.sidebar {
  grid-column: 2;
  background-color: #ffffff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

/* Cards and Articles */
.card {
  background-color: #ffffff;
  padding: 25px;
  border-radius: 8px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
  margin-bottom: 20px;
}

.article-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.mini-card {
  background-color: #fefefe;
  border: 1px solid #eee;
  padding: 15px;
  border-radius: 5px;
  transition: transform 0.2s ease;
}

.mini-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.mini-card h3 {
  font-size: 1.2em;
  margin-top: 0;
}

.mini-card p {
  font-size: 0.9em;
  color: #555;
}

/* Breadcrumbs */
.breadcrumb {
  font-size: 0.9em;
  color: #777;
  margin-bottom: 15px;
}

.breadcrumb a {
  color: #777;
}

.breadcrumb a:hover {
  color: #007bff;
}

/* Article Meta */
.article .meta {
  font-size: 0.85em;
  color: #888;
  margin-bottom: 20px;
}

/* Table of Contents */
.toc {
  background-color: #e9f7ff;
  border-left: 4px solid #007bff;
  padding: 15px;
  margin-bottom: 20px;
  border-radius: 4px;
}

.toc strong {
  display: block;
  margin-bottom: 10px;
  color: #0056b3;
}

.toc ol {
  margin: 0;
  padding-left: 20px;
}

.toc ol li a {
  color: #0056b3;
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 20px;
}

table th, table td {
  border: 1px solid #ddd;
  padding: 8px;
  text-align: left;
}

table th {
  background-color: #f2f2f2;
  color: #333;
}

/* Footer */
footer {
  background-color: #333;
  color: #f8f8f8;
  padding: 40px 0 20px;
  margin-top: 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.footer-section h3 {
  color: #007bff;
  margin-bottom: 15px;
}

.footer-section ul {
  list-style: none;
  padding: 0;
}

.footer-section ul li a {
  color: #f8f8f8;
  padding: 5px 0;
  display: block;
}

.footer-section ul li a:hover {
  color: #007bff;
  text-decoration: underline;
}

.footer-section p {
  font-size: 0.9em;
  color: #ccc;
}

.social-links a {
  color: #f8f8f8;
  margin-right: 15px;
  font-size: 1.2em;
}

.social-links a:hover {
  color: #007bff;
}

.footer-bottom {
  text-align: center;
  border-top: 1px solid #555;
  padding-top: 20px;
  font-size: 0.85em;
  color: #aaa;
}

/* Responsive Design */
@media (max-width: 768px) {
  .header-content {
    flex-direction: column;
    text-align: center;
  }

  nav ul {
    margin-top: 15px;
    justify-content: center;
  }

  nav ul li {
    margin: 0 10px;
  }

  .main-grid {
    grid-template-columns: 1fr;
  }

  .sidebar {
    grid-column: 1;
  }

  .carousel-slide {
    height: 300px;
  }

  .carousel-caption h2 {
    font-size: 1.5em;
  }

  .carousel-caption p {
    font-size: 0.9em;
  }

  .article-list {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-section ul {
    padding-left: 0;
  }
}