body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  line-height: 1.6;
}
header, footer {
  background: linear-gradient(135deg, #1f2937, #111827);
  color: #f3f4f6;
  padding: 2rem 1rem;
  text-align: center;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

header h1, footer p {
  margin: 0;
  font-weight: 600;
  letter-spacing: 0.5px;
}

header h1 {
  font-size: 2.5rem;
  margin-bottom: 0.3rem;
}

footer p {
  font-size: 1rem;
  opacity: 0.85;
}

nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 1rem 0;
  background-color: #1e293b; /* deep slate blue-gray */
}

nav a {
  color: #facc15; /* soft golden yellow */
  font-weight: 500;
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  transition: all 0.25s ease-in-out;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: transparent;
}

nav a:hover {
  background-color: rgba(250, 204, 21, 0.15); /* subtle gold tint */
  color: #fff;
  transform: translateY(-2px);
}



main {
  padding: 20px;
}

img {
  max-width: 100%;
  height: auto;
}

form input, form textarea {
  width: 100%;
  max-width: 500px;
  padding: 0.5em;
  margin-top: 0.5em;
}
/* Layout wrapper for content and sidebar */
.content-wrapper {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  padding: 1rem;
}

/* Main content area */
.main-content {
  flex: 2;
  min-width: 60%;
}

/* Sidebar on the right */
.sidebar {
  flex: 1;
  min-width: 250px;
  background-color: #f0f0f8;
  padding: 1rem;
  border-left: 2px solid #ddd;
}

/* Extra resources section at the bottom */
.extra-resources {
  margin: 2rem 1rem;
  background-color: #f9f9f9;
  padding: 1rem;
  border-top: 2px solid #ccc;
}

.extra-resources h3,
.sidebar h3 {
  margin-top: 0;
}

/* Lists */
.sidebar ul,
.extra-resources ul {
  list-style: none;
  padding-left: 1rem;
}

.sidebar ul li,
.extra-resources ul li {
  margin: 0.5rem 0;
}

.sidebar ul li a,
.extra-resources ul li a {
  color: #007bff;
  text-decoration: none;
}

.sidebar ul li a:hover,
.extra-resources ul li a:hover {
  text-decoration: underline;
}
.dropdown {
  position: relative;
  display: inline-block;
}

.dropbtn {
  background-color: #444;
  color: white;
  padding: 0.75rem 1.5rem;
  font-family: inherit;
  font-size: 1rem;
  border: none;
  cursor: pointer;
}

.dropdown-content {
  display: none;
  position: absolute;
  background-color: #444;
  min-width: 220px;
  box-shadow: 0px 8px 16px rgba(0,0,0,0.2);
  z-index: 999; /* make sure it's above other elements */
}

.dropdown-content a {
  color: white;
  padding: 0.75rem 1.5rem;
  text-decoration: none;
  display: block;
}

.dropdown-content a:hover {
  background-color: #555;
}

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

.dropdown:hover .dropbtn {
  background-color: #555;
}

/* Responsive Design */
@media (max-width: 768px) {
  .content-wrapper {
    flex-direction: column;
  }
}
.tutorial-section {
  margin-top: 2rem;
}

.tutorial-section h2 {
  margin-bottom: 1rem;
  color: #222;
}

.tutorial-links {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
  padding-left: 0;
  list-style: none;
}

.tutorial-links li {
  background-color: #ffffff;
  padding: 1rem;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  text-align: center;
}

.tutorial-links li:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
}

.tutorial-links a {
  color: #0056b3;
  font-weight: 700;
  text-decoration: none;
}

.tutorial-links a:hover {
  text-decoration: underline;
}
.social-profiles {
  display: flex;
  justify-content: center;
  gap: 2rem;
  padding: 1rem 0;
  list-style: none;
  flex-wrap: wrap;
}

.social-profiles li {
  display: flex;
  align-items: center;
}

.social-profiles a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: #0ea5e9; /* sky blue */
  font-weight: 600;
  font-size: 1.1rem;
  transition: color 0.3s ease;
}

.social-profiles a:hover {
  color: #0284c7;
}

.social-profiles img {
  width: 24px;
  height: 24px;
  border-radius: 4px;
  transition: transform 0.3s ease;
}

.social-profiles a:hover img {
  transform: scale(1.1);
}
/* Main Section Headers */
main h2 {
  font-size: 2rem;
  font-weight: 700;
  color: #1a1a1a;
  margin-bottom: 1rem;
  border-left: 6px solid #007acc;
  padding-left: 1rem;
  font-family: 'Segoe UI', Tahoma, sans-serif;
}

/* Subsection Headers */
main h3 {
  font-size: 1.4rem;
  color: #005a8d;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  border-bottom: 2px solid #e0e0e0;
  padding-bottom: 0.4rem;
  font-family: 'Segoe UI', Tahoma, sans-serif;
  position: relative;
}

main h3::before {
  content: "★";
  position: absolute;
  left: -1.5rem;
  color: #007acc;
  font-size: 1rem;
}