:root {
  --bg: #0c0a08;
  --bg-elev: #18130d;
  --bg-card: #1a160f;
  --border: #2a2218;
  --border-soft: #1f1a13;
  --text: #f4ead8;
  --text-dim: #b8a888;
  --text-faint: #6e6149;
  --gold: #d4a96a;
  --gold-bright: #f0c97a;
  --gold-soft: rgba(212, 169, 106, 0.12);
  --gold-line: rgba(212, 169, 106, 0.28);
  --red: #c5523b;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Crimson Pro', Georgia, 'Times New Roman', serif;
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
}
body {
  background: radial-gradient(ellipse 80% 50% at 50% 0%, rgba(212,169,106,0.045), transparent 70%), var(--bg);
}
::selection { background: var(--gold-soft); color: var(--gold-bright); }
.wrap { max-width: 720px; margin: 0 auto; padding: 0 20px; }

/* HEADER */
header {
  border-bottom: 1px solid var(--border-soft);
  padding: 18px 0 16px;
  backdrop-filter: blur(8px);
  background: rgba(12,10,8,0.85);
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand { display: flex; align-items: center; gap: 12px; }
.logo { width: 36px; height: 36px; flex-shrink: 0; }
.brand-text { line-height: 1.15; }
.brand-title {
  font-family: 'Crimson Pro', Georgia, serif;
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--text);
}
.brand-sub, .brand-meta {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-top: 2px;
}
.brand-meta { margin-left: auto; letter-spacing: 0.12em; }

/* SEARCH */
.search-wrap { padding: 24px 0 8px; }
.search-box {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 6px 10px 6px 14px;
  transition: border-color 0.18s, background 0.18s;
}
.search-box:focus-within { border-color: var(--gold-line); background: #1d1810; }
.search-icon { color: var(--text-faint); flex-shrink: 0; }
.search-box input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-family: inherit;
  font-size: 17px;
  color: var(--text);
  padding: 12px 4px;
  min-width: 0;
}
.search-box input::placeholder { color: var(--text-faint); font-style: italic; }
.icon-btn {
  background: none;
  border: none;
  color: var(--text-faint);
  cursor: pointer;
  padding: 8px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s, background 0.15s;
}
.icon-btn:hover { color: var(--text); background: var(--border-soft); }
.icon-btn.listening {
  color: var(--red);
  background: rgba(197,82,59,0.12);
  animation: pulse 1.4s ease-in-out infinite;
}
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.55; } }
.divider-v { width: 1px; height: 22px; background: var(--border); flex-shrink: 0; }
.btn-search {
  background: var(--gold);
  color: #1a1208;
  border: none;
  font-family: 'Crimson Pro', serif;
  font-weight: 600;
  font-size: 15px;
  padding: 10px 18px;
  border-radius: 10px;
  cursor: pointer;
  transition: background 0.15s, transform 0.05s;
  flex-shrink: 0;
}
.btn-search:hover:not(:disabled) { background: var(--gold-bright); }
.btn-search:active:not(:disabled) { transform: scale(0.97); }
.btn-search:disabled { opacity: 0.4; cursor: not-allowed; }
.listening-note {
  margin-top: 8px;
  padding-left: 4px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--red);
  display: flex;
  align-items: center;
  gap: 8px;
}
.listening-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--red); animation: pulse 1.2s ease-in-out infinite; }
.spinner {
  width: 14px; height: 14px;
  border: 2px solid rgba(26,18,8,0.25);
  border-top-color: #1a1208;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* CHIPS */
.chip-row { margin: 14px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chip-label {
  width: 100%;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 2px;
}
.chip {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 7px 14px;
  border-radius: 999px;
  font-family: inherit;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.15s;
}
.chip:hover { border-color: var(--gold-line); color: var(--gold-bright); background: var(--gold-soft); }

/* EMPTY */
.empty { text-align: center; padding: 60px 20px 40px; color: var(--text-faint); }
.empty .quote {
  font-family: 'Crimson Pro', serif;
  font-style: italic;
  font-size: 19px;
  color: var(--text-dim);
  max-width: 480px;
  margin: 0 auto 12px;
  line-height: 1.5;
}
.empty .quote-attr {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
}

/* OVERVIEW */
main { padding: 16px 0 80px; }
.overview-card {
  background: linear-gradient(180deg, #1f1810 0%, var(--bg-card) 100%);
  border: 1px solid var(--gold-line);
  border-radius: 16px;
  padding: 22px 24px;
  margin-top: 18px;
  box-shadow: 0 6px 28px rgba(212,169,106,0.06), inset 0 1px 0 rgba(212,169,106,0.08);
  animation: fadeIn 0.45s ease-out;
}
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
.overview-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.overview-badge { display: flex; align-items: center; gap: 8px; }
.overview-badge-mark { width: 22px; height: 22px; flex-shrink: 0; }
.overview-badge-text {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 500;
}
.overview-source-note {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.overview-summary {
  font-family: 'Crimson Pro', serif;
  font-size: 18px;
  line-height: 1.6;
  color: var(--text);
}
.key-points { list-style: none; margin-top: 18px; display: flex; flex-direction: column; gap: 10px; }
.key-points li {
  display: flex;
  gap: 12px;
  color: var(--text-dim);
  font-size: 16px;
  line-height: 1.55;
}
.key-points li::before {
  content: '';
  flex-shrink: 0;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--gold);
  margin-top: 11px;
  opacity: 0.75;
}

/* CITATIONS */
.citations-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px 24px;
  margin-top: 14px;
}
.card-header { display: flex; align-items: center; gap: 8px; margin-bottom: 14px; }
.card-header-icon { color: var(--text-faint); }
.card-header-text {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.citation { padding: 10px 0 10px 16px; border-left: 2px solid var(--border); margin-bottom: 4px; }
.citation:last-child { margin-bottom: 0; }
.citation-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 10px; margin-bottom: 4px; }
.citation-chapter {
  font-family: 'Crimson Pro', serif;
  font-weight: 600;
  font-size: 16px;
  color: var(--text);
}
.citation-pages {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--gold);
  font-weight: 500;
}
.citation-context { font-size: 14px; color: var(--text-dim); line-height: 1.5; }

/* RELATED */
.related-wrap { margin-top: 18px; }
.related-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 8px;
  padding-left: 4px;
}
.related-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  text-align: left;
  background: rgba(26,22,15,0.5);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 13px 16px;
  margin-bottom: 6px;
  cursor: pointer;
  font-family: inherit;
  font-size: 15px;
  color: var(--text);
  transition: all 0.15s;
}
.related-item:hover { border-color: var(--gold-line); background: var(--gold-soft); }
.related-item .arrow { color: var(--text-faint); transition: transform 0.15s, color 0.15s; }
.related-item:hover .arrow { color: var(--gold); transform: translateX(3px); }

/* STATES */
.skeleton {
  background: linear-gradient(180deg, #1a160f 0%, var(--bg-card) 100%);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 22px 24px;
  margin-top: 18px;
}
.skel-line {
  height: 14px;
  background: linear-gradient(90deg, var(--border-soft) 0%, var(--border) 50%, var(--border-soft) 100%);
  background-size: 200% 100%;
  border-radius: 4px;
  margin: 10px 0;
  animation: shimmer 1.4s ease-in-out infinite;
}
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
.skel-line.w-90 { width: 90%; }
.skel-line.w-75 { width: 75%; }
.skel-line.w-60 { width: 60%; }

.error-card {
  background: rgba(197,82,59,0.08);
  border: 1px solid rgba(197,82,59,0.35);
  border-radius: 12px;
  padding: 16px 18px;
  margin-top: 18px;
  color: #e8a999;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.error-card-icon { flex-shrink: 0; margin-top: 2px; }
.error-card-title { font-weight: 600; margin-bottom: 2px; color: #f0baad; }
.error-card-msg { font-size: 14px; color: #d4988a; }

/* FOOTER */
.disclaimer {
  text-align: center;
  margin: 26px 0 6px;
  padding: 0 16px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-faint);
  line-height: 1.7;
}
.site-footer {
  border-top: 1px solid var(--border-soft);
  padding: 30px 0 40px;
  margin-top: 40px;
  text-align: center;
}
.site-footer p {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--text-faint);
  letter-spacing: 0.06em;
  line-height: 1.7;
}
.site-footer a { color: var(--gold); text-decoration: none; }
.site-footer a:hover { color: var(--gold-bright); }

/* MOBILE */
@media (max-width: 540px) {
  .wrap { padding: 0 14px; }
  .search-box { padding: 5px 8px 5px 12px; }
  .search-box input { font-size: 16px; padding: 11px 2px; }
  .btn-search { padding: 9px 14px; font-size: 14px; }
  .overview-card, .citations-card { padding: 18px 18px; }
  .overview-summary { font-size: 17px; }
  .brand-meta { display: none; }
}