:root {
  --bg: #0b0b0c;
  --bg-soft: #141417;
  --fg: #ededed;
  --fg-muted: #9a9a9f;
  --accent: #d4a64a;        /* warm lantern gold */
  --accent-deep: #8c6d2a;
  --active: rgba(212, 166, 74, 0.15);
  --border: #26262b;
  --radius: 14px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--fg); min-height: 100%; }
body { padding-bottom: env(safe-area-inset-bottom); }

.topbar {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: center; gap: 12px;
  padding: 14px 16px; background: rgba(11,11,12,0.9); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.topbar h1 { flex: 1; margin: 0; font-size: 18px; font-weight: 600; }
.icon-btn {
  background: transparent; color: var(--fg); border: 1px solid var(--border);
  border-radius: 10px; padding: 6px 10px; cursor: pointer; font-size: 16px;
}
.icon-btn:hover { background: var(--bg-soft); }

.mode-toggle { display: flex; gap: 4px; background: var(--bg-soft); padding: 3px; border-radius: 999px; }
.mode-toggle button {
  border: 0; padding: 6px 12px; border-radius: 999px; background: transparent;
  color: var(--fg-muted); font-size: 13px; cursor: pointer;
}
.mode-toggle button.active { background: var(--accent); color: #111; font-weight: 600; }

main { padding: 16px; max-width: 720px; margin: 0 auto; }

.book-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 10px; }
.book-card {
  background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px; cursor: pointer; transition: transform 0.1s, border-color 0.1s;
}
.book-card:hover { border-color: var(--accent); transform: translateY(-1px); }
.book-card .name { font-weight: 600; }
.book-card .meta { color: var(--fg-muted); font-size: 12px; margin-top: 4px; }

.chapter-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(60px, 1fr)); gap: 8px; }
.chapter-cell {
  aspect-ratio: 1 / 1; display: grid; place-items: center;
  background: var(--bg-soft); border: 1px solid var(--border); border-radius: 10px;
  cursor: pointer; font-weight: 600;
}
.chapter-cell:hover { border-color: var(--accent); }
.chapter-cell.unavailable { opacity: 0.3; cursor: not-allowed; }
.chapter-cell.unavailable:hover { border-color: var(--border); }

.segment {
  padding: 10px 12px; border-radius: 10px; margin: 6px 0;
  border: 1px solid transparent; transition: background 0.2s, border-color 0.2s;
}
.segment.active { background: var(--active); border-color: var(--accent-deep); }
.segment .speaker {
  display: inline-block; font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--accent); margin-right: 8px;
}
.segment .verses { color: var(--fg-muted); font-size: 11px; margin-left: 8px; }
.segment .text { display: inline; }

.lex {
  border-bottom: 1px dashed var(--accent-deep); cursor: help;
}
.lex-popover {
  position: absolute; background: #1a1a1f; border: 1px solid var(--border);
  border-radius: 10px; padding: 10px 12px; max-width: 280px; z-index: 20;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}
.lex-popover .orig { color: var(--accent); font-size: 18px; }
.lex-popover .translit { color: var(--fg-muted); font-style: italic; font-size: 12px; }
.lex-popover .gloss { margin-top: 6px; font-size: 13px; line-height: 1.4; }

/* Scripture mode */
.verse { display: block; padding: 4px 0; }
.verse .num { color: var(--accent); font-weight: 600; margin-right: 6px; font-size: 12px; vertical-align: super; }

#player {
  position: sticky; bottom: 0; background: rgba(11,11,12,0.95); backdrop-filter: blur(10px);
  border-top: 1px solid var(--border); padding: 10px 16px 14px;
}
.player-row { display: flex; align-items: center; gap: 12px; }
#scrubber { flex: 1; }
#timestamp { font-variant-numeric: tabular-nums; color: var(--fg-muted); font-size: 12px; }
.now-speaker { margin-top: 6px; color: var(--accent); font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; }

.loading { color: var(--fg-muted); padding: 24px; text-align: center; }
.error { color: #ff6b6b; padding: 12px; border: 1px solid #ff6b6b44; border-radius: 10px; }