:root {
  --bg-color: #001F3F; /* Celestial Navy */
  --text-color: #E0E0E0; /* Starlight White */
  --accent-color: #FFD700; /* Gold */
  --secondary-accent: #B0C4DE; /* Light Steel Blue */
  --font-family: 'Georgia', serif;
  --heading-font: 'Cinzel', serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: var(--font-family);
  line-height: 1.6;
  font-size: 18px;
}

a {
  color: var(--accent-color);
  text-decoration: none;
  border-bottom: 1px dotted var(--accent-color);
  transition: all 0.3s ease;
}

a:hover {
  color: var(--secondary-accent);
  border-bottom: 1px solid var(--secondary-accent);
}

header {
  background-color: #001226;
  border-bottom: 2px solid var(--accent-color);
  padding: 2rem 0;
  text-align: center;
}

.logo {
  font-family: var(--heading-font);
  font-size: 2.5rem;
  color: var(--accent-color);
  text-transform: uppercase;
  letter-spacing: 2px;
  border: none;
}

nav {
  margin-top: 1rem;
}

nav ul {
  list-style: none;
  padding: 0;
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

nav a {
  font-family: var(--heading-font);
  font-size: 1.1rem;
  color: var(--secondary-accent);
  border: none;
}

main {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem;
}

h1, h2, h3 {
  font-family: var(--heading-font);
  color: var(--accent-color);
  margin-bottom: 1rem;
  line-height: 1.3;
}

h1 { font-size: 2.5rem; border-bottom: 1px solid var(--secondary-accent); padding-bottom: 0.5rem; }
h2 { font-size: 2rem; margin-top: 2rem; }
h3 { font-size: 1.5rem; margin-top: 1.5rem; }

p { margin-bottom: 1.5rem; }

.btn {
  display: inline-block;
  background-color: var(--accent-color);
  color: var(--bg-color);
  padding: 1rem 2rem;
  font-family: var(--heading-font);
  font-weight: bold;
  border-radius: 4px;
  border: none;
  cursor: pointer;
  text-transform: uppercase;
  margin: 1rem 0;
}

.btn:hover {
  background-color: #E6C200;
  color: #000;
  border: none;
}

/* AdSense CLS Armor */
.ad-container-leaderboard {
  min-height: 90px;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 2rem 0;
  background-color: #001830;
  border: 1px dashed var(--secondary-accent);
}

@media (max-width: 768px) {
  .ad-container-leaderboard {
    min-height: 250px;
  }
}

/* Quiz Styles */
.quiz-container {
  background-color: #002855;
  padding: 2rem;
  border: 1px solid var(--accent-color);
  margin: 2rem 0;
}

.quiz-option {
  display: block;
  background-color: var(--bg-color);
  padding: 1rem;
  margin: 0.5rem 0;
  border: 1px solid var(--secondary-accent);
  cursor: pointer;
  transition: background 0.3s;
}

.quiz-option:hover {
  background-color: #003366;
}

footer {
  background-color: #000F1F;
  color: #888;
  padding: 3rem 0;
  text-align: center;
  margin-top: 4rem;
  border-top: 1px solid var(--secondary-accent);
}

.disclaimer {
  font-size: 0.9rem;
  max-width: 600px;
  margin: 1rem auto;
  opacity: 0.8;
  font-style: italic;
}