/* Base layout */
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.65;
  margin: 2em auto;
  padding: 0 1em;
  max-width: 720px;
  color: #222;
  background: #fff;
}

h2 {
  font-size: 1.8em;
  margin-bottom: 1em;
}

/* Highlighted fallacy span */
.fallacy {
  background-color: #fff7d9;
  border-bottom: 1px dotted #c09a00;
  cursor: pointer;
  padding: 0 2px;
  transition: background-color 0.2s ease;
}

.fallacy:hover {
  background-color: #ffefb5;
}

/* Explanation panel */
.explanation {
  display: none;
  margin: 1em 0;
  padding: 1em 1.25em;
  background: #f1f5ff;
  border-left: 4px solid #6b9dfb;
  border-radius: 6px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  animation: fadeIn 0.2s ease-in-out;
}

.explanation.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-0.25em);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.explanation-header {
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 0.4em;
}

.explanation-actions {
  margin-top: 0.75em;
}

.explanation-actions button {
  margin-right: 0.5em;
  padding: 0.4em 0.9em;
  border: none;
  background-color: #eee;
  border-radius: 4px;
  font-size: 0.95em;
  cursor: pointer;
}

.explanation-actions button:hover {
  background-color: #ddd;
}

@keyframes pulse {
  0% {
    background-color: #fff7d9;
  }

  50% {
    background-color: #ffe58f;
  }

  100% {
    background-color: #fff7d9;
  }
}

.fallacy.pulse {
  animation: pulse 1.5s ease-in-out 2;
}

/* Optional context panel (above article) */
#demo-context {
  background: #fafafa;
  border: 1px solid #eee;
  padding: 1.25em;
  border-radius: 8px;
  margin-bottom: 2em;
}

.demo-note {
  font-style: italic;
  font-size: 0.95em;
  margin-bottom: 0.75em;
  color: #444;
}

/* Prompt block */
.prompt-block {
  margin-top: 1em;
}

.prompt-block summary {
  font-weight: bold;
  font-size: 1rem;
  cursor: pointer;
  margin-bottom: 0.5em;
}

.prompt-text {
  background: #f6f6f6;
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 0.85em;
  white-space: pre-wrap;
  padding: 1em;
  border-radius: 6px;
  overflow-x: auto;
  margin-top: 0.5em;
  border: 1px solid #ddd;
  color: #333;
}

/* THEME: Academic (subtle + serious) */
body[data-theme="academic"] .fallacy {
  background-color: #e6ecf5;
  border-bottom-color: #829ab1;
}

body[data-theme="academic"] .fallacy:hover {
  background-color: #d0dce9;
}

body[data-theme="academic"] .explanation {
  background-color: #f0f4fa;
  border-left-color: #6b8bbd;
}

/* THEME: Colorful (bold + attention-grabbing) */
body[data-theme="colorful"] .fallacy {
  background-color: #fff0f6;
  border-bottom-color: #e75480;
}

body[data-theme="colorful"] .fallacy:hover {
  background-color: #ffd6e8;
}

body[data-theme="colorful"] .explanation {
  background-color: #ffeef4;
  border-left-color: #e75480;
}

/* Smooth transitions when switching themes */
body,
.fallacy,
.explanation,
.explanation-actions button,
#demo-context,
.prompt-text {
  transition:
    background-color 0.3s ease,
    color 0.3s ease,
    border-color 0.3s ease;
}

/* Dark mode overrides */
@media (prefers-color-scheme: dark) {
  body {
    background: #121212;
    color: #eee;
  }

  .fallacy {
    background-color: #5a4e2b;
    border-bottom: 1px dotted #f0c96b;
  }

  .fallacy:hover {
    background-color: #7a6a34;
  }

  .explanation {
    background: #1e293b;
    border-left-color: #60a5fa;
    color: #f3f4f6;
  }

  .explanation-actions button {
    background-color: #333;
    color: #f3f4f6;
  }

  .explanation-actions button:hover {
    background-color: #444;
  }

  #demo-context {
    background: #1e1e1e;
    border-color: #333;
  }

  .prompt-text {
    background: #252525;
    border-color: #444;
    color: #ccc;
  }

  .demo-note {
    color: #aaa;
  }

  /* THEME: Academic (subtle + serious) */
  body[data-theme="academic"] .fallacy {
    background-color: #2c3e50;
    border-bottom-color: #5fa3d3;
  }

  body[data-theme="academic"] .fallacy:hover {
    background-color: #3b4f64;
  }

  body[data-theme="academic"] .explanation {
    background-color: #1e293b;
    border-left-color: #6b8bbd;
    color: #eee;
  }

  /* THEME: Colorful (bold + attention-grabbing) */
  body[data-theme="colorful"] .fallacy {
    background-color: #4d2c36;
    border-bottom-color: #ff6f91;
  }

  body[data-theme="colorful"] .fallacy:hover {
    background-color: #6a3846;
  }

  body[data-theme="colorful"] .explanation {
    background-color: #3c2a31;
    border-left-color: #ff6f91;
    color: #f9f9f9;
  }
}