:root {
  --ink: #2b2320;
  --ink-soft: #6b5f57;
  --paper: #faf6ef;
  --panel: #ffffff;
  --line: #e4dcd0;
  --accent: #a5432c;
  --accent-soft: #f0ded6;
  --accent-2: #2f6b5e;
  font-family: 'Iowan Old Style', 'Palatino Linotype', Georgia, serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #f0e9e0;
    --ink-soft: #b9ad9f;
    --paper: #1c1815;
    --panel: #262019;
    --line: #3a322a;
    --accent: #e0805f;
    --accent-soft: #3a2620;
    --accent-2: #6fc9b3;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  padding-inline: 16px;
  padding-block: 24px;
}

header {
  max-width: 760px;
  margin: 0 auto 24px;
}

h1 {
  font-size: 2rem;
  margin: 0 0 4px;
  text-wrap: balance;
}

.subtitle {
  color: var(--ink-soft);
  margin: 0;
  font-size: 1.05rem;
}

main {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 20px;
}

.panel h2 {
  margin-top: 0;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
}

.file-drop {
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px dashed var(--line);
  border-radius: 8px;
  padding: 28px 16px;
  cursor: pointer;
  color: var(--ink-soft);
  font-size: 0.95rem;
  transition: border-color 0.15s ease;
}
.file-drop:hover { border-color: var(--accent); }
.file-drop input { position: absolute; width: 1px; height: 1px; opacity: 0; }

button {
  font-family: inherit;
  font-size: 0.95rem;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  padding: 10px 18px;
  border-radius: 6px;
  cursor: pointer;
  margin-top: 12px;
}
button:disabled {
  background: var(--line);
  border-color: var(--line);
  color: var(--ink-soft);
  cursor: not-allowed;
}
button#load-test-btn, button#stop-btn {
  background: transparent;
  color: var(--accent);
}
button#stop-btn { border-color: var(--ink-soft); color: var(--ink-soft); }

.or-divider {
  text-align: center;
  color: var(--ink-soft);
  font-size: 0.85rem;
  margin: 14px 0;
}

.status {
  min-height: 1.2em;
  font-size: 0.9rem;
  color: var(--accent-2);
}
.status.error { color: var(--accent); }

.controls-row {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: flex-start;
}

.level-select {
  border: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.level-select legend {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  padding: 0;
}
.level-select label { font-size: 0.95rem; }

.slider-control, .select-control {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.slider-control output { color: var(--ink); font-variant-numeric: tabular-nums; text-transform: none; }
.slider-control input, .select-control select {
  font-family: inherit;
  font-size: 1rem;
  color: var(--ink);
}
.select-control select {
  padding: 6px 8px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: var(--panel);
  text-transform: none;
}

.toggle-control {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--ink-soft);
  margin-top: 16px;
}
.toggle-control input { width: 16px; height: 16px; }

.transport { display: flex; gap: 12px; }

#osmd-container {
  background: #ffffff;
  border-radius: 8px;
  padding: 12px;
  overflow-x: auto;
}

/* OSMD paints notes as SVG/Vexflow paths with inline fill colors, so we
   recolor the currently-playing note by directly setting style on its
   cursor element via JS rather than CSS selectors (OSMD's cursor is a
   positioned overlay box, not a per-note class). See app.js. */

/* .score-stage wraps #osmd-container together with the note-name label as a
   sibling (not a child) of the container, since OSMD's render()/cursor calls
   manage #osmd-container's contents directly and would wipe out anything
   placed inside it. The label is absolutely positioned within this wrapper,
   with coordinates computed in app.js from the cursor element's own
   bounding box. */
.score-stage {
  position: relative;
}

#note-label {
  display: none;
  position: absolute;
  transform: translateX(-50%);
  background: var(--accent);
  color: #fff;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1;
  padding: 3px 8px;
  border-radius: 5px;
  pointer-events: none;
  white-space: nowrap;
  z-index: 2;
}

.hint {
  color: var(--ink-soft);
  font-size: 0.9rem;
  line-height: 1.5;
  margin-top: 0;
}

.voice-samples-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.voice-sample-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.voice-sample-syllable {
  font-weight: 600;
  min-width: 2.5em;
}

.voice-sample-status {
  color: var(--ink-soft);
  font-size: 0.85rem;
  flex: 1 1 auto;
  min-width: 8em;
}

.voice-sample-row button {
  margin-top: 0;
  padding: 6px 12px;
  font-size: 0.85rem;
}

.voice-sample-row button:nth-of-type(2),
.voice-sample-row button:nth-of-type(3),
.voice-sample-row button:nth-of-type(4) {
  background: transparent;
  color: var(--accent);
}

footer {
  max-width: 760px;
  margin: 32px auto 0;
  color: var(--ink-soft);
  font-size: 0.85rem;
  line-height: 1.5;
}

@media (max-width: 480px) {
  .panel { padding: 16px; }
  h1 { font-size: 1.6rem; }
}