/* Body and General Styling */
body {
  font-family: 'Roboto', sans-serif;
  line-height: 1.7;
  margin: 0;
  padding: 0;
  background: #121212; /* Dark background for dark mode */
  color: #e0e0e0; /* Light text color */
  word-wrap: break-word;
}

.container {
  max-width: 900px;
  margin: auto;
  padding: 2rem;
  background: #1e1e1e; /* Dark container background */
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  border-radius: 8px;
}

h1, h2, h3 {
  font-family: 'Open Sans', sans-serif;
  color: #f1f1f1; /* Lighter color for headings */
}

h1 {
  font-size: 2.2rem;
  border-bottom: 4px solid #3498db;
  padding-bottom: 0.5rem;
  margin-bottom: 1.5rem;
}

h2 {
  font-size: 1.6rem;
  color: #2980b9; /* Blue color for subheadings */
  margin-top: 1.5rem;
}

hr {
  border: none;
  border-top: 2px solid #444; /* Lighter gray for hr */
  margin: 2rem 0;
}

p {
  margin: 1rem 0;
  font-size: 1.1rem;
  line-height: 1.8;
  color: #b0b0b0; /* Softer text color for paragraphs */
}

ul, ol {
  margin-left: 2rem;
  margin-bottom: 1.2rem;
  color: #b0b0b0; /* Adjust color for list items */
}

ul li, ol li {
  margin-bottom: 0.7rem;
}

em {
  font-style: italic;
  color: #7f8c8d;
}

strong {
  color: #f1f1f1;
}

.quiz-section {
  background: #2e2e2e; /* Dark background for quiz section */
  border: 1px solid #444; /* Darker border */
  padding: 2rem;
  margin-top: 2rem;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.quiz-button {
  background-color: #27ae60;
  color: white;
  padding: 12px 24px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  margin-top: 20px;
  font-size: 1.1rem;
  transition: background-color 0.3s ease;
  display: block;
  width: 100%;
}

.quiz-button:hover {
  background-color: #2ecc71; /* Green hover effect */
}

.quiz-button:disabled {
  background-color: #bdc3c7;
}

.quiz-section h3 {
  font-size: 1.3rem;
  margin-top: 1rem;
  color: #3498db; /* Blue color for quiz section headings */
}

.quiz-section p {
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

#results {
  background: #2e2e2e; /* Dark background for results */
  padding: 1.5rem;
  border-radius: 8px;
  margin-top: 20px;
  text-align: center;
  border: 1px solid #444; /* Dark border for results */
}

#results h2 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: #f1f1f1; /* Light color for results heading */
}

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

.quiz-section input[type="radio"] {
  margin-right: 10px;
}

.quiz-section li {
  display: flex;
  align-items: center;
  color: #b0b0b0; /* Light color for list items */
}

@media (max-width: 768px) {
  .container {
    padding: 1.5rem;
  }
  h1 {
    font-size: 1.8rem;
  }
  h2 {
    font-size: 1.4rem;
  }
  .quiz-button {
    width: auto;
  }
}

/* Add styling for the congratulatory message */
.congratulations {
  background-color: #2ecc71; /* Bright green background */
  color: white; /* White text */
  font-size: 1.4rem;
  font-weight: bold;
  padding: 1rem 2rem;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px; /* Space between icon and text */
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  animation: congratulationAnimation 1s ease-in-out;
}

.congratulations-icon {
  font-size: 2rem;
  animation: bounce 1s infinite;
}

.congratulations-text {
  font-size: 1.6rem;
  line-height: 1.5;
}

@keyframes congratulationAnimation {
  0% {
    transform: scale(0);
    opacity: 0;
  }
  50% {
    transform: scale(1.1);
    opacity: 1;
  }
  100% {
    transform: scale(1);
  }
}

/* Optional: Add bounce animation to the icon */
@keyframes bounce {
  0% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
  100% {
    transform: translateY(0);
  }
}