:root {
  color-scheme: light;
  --bg: #fbf8f2;
  --ink: #2b2320;
  --accent: #c05a2c;
  --muted: #8a7f74;
  --card: #ffffff;
  --border: #e6ddd0;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.5;
}

header {
  padding: 2rem 1.5rem 1rem;
  text-align: center;
}

header h1 {
  margin: 0;
  font-size: 2rem;
}

.tagline {
  color: var(--muted);
  margin: 0.25rem 0 0;
}

main {
  max-width: 640px;
  margin: 0 auto;
  padding: 1rem 1.5rem 3rem;
}

section {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem;
  margin-bottom: 1rem;
}

form {
  display: flex;
  gap: 0.5rem;
}

input {
  flex: 1;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 1rem;
  font-family: inherit;
}

button {
  padding: 0.55rem 1rem;
  border: none;
  border-radius: 6px;
  background: var(--accent);
  color: white;
  font-size: 1rem;
  cursor: pointer;
}

button.back {
  background: none;
  color: var(--accent);
  padding: 0;
  margin-bottom: 0.75rem;
}

ul, ol {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
}

#search-results li, #chapter-list li {
  padding: 0.6rem 0.4rem;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}

#search-results li:hover, #chapter-list li:hover {
  background: var(--bg);
}

.book-meta {
  color: var(--muted);
  font-size: 0.9rem;
}

#question-list li {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.9rem;
  margin-bottom: 0.75rem;
}

.reveal-btn {
  margin-top: 0.5rem;
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
  font-size: 0.85rem;
  padding: 0.3rem 0.6rem;
}

.answer {
  margin-top: 0.5rem;
  font-weight: bold;
  color: var(--accent);
}