:root {
  --guitar-cell-min: 18.5rem;
}

.guitar-shell {
  background: var(--app-bg);
}

.guitar-transport {
  align-items: stretch;
}

.guitar-transport-panel {
  display: flex;
  flex: 1 1 17rem;
  flex-wrap: wrap;
  align-content: flex-start;
  align-items: flex-start;
  gap: 0.55rem;
  min-width: 0;
  max-width: 38rem;
  padding: 0.75rem;
  border: 1px solid var(--line);
  background: var(--surface);
}

.guitar-transport-panel .transport-controls,
.guitar-transport-panel .song-fields {
  align-items: flex-start;
}

.diatonic-panel,
.guitar-editor {
  min-width: 0;
  border: 1px solid var(--line);
  background: var(--surface);
}

.diatonic-panel {
  flex: 1 1 100%;
  max-width: 30.75rem;
  padding: 0.25rem;
  border: 0;
  background: transparent;
}

.diatonic-header {
  display: grid;
  gap: 0.55rem;
  margin-bottom: 0.7rem;
}

.diatonic-header h2 {
  margin: 0;
  color: #fff;
  font-size: 0.9rem;
  font-weight: 900;
}

.diatonic-key-controls {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 0.45rem;
}

.guitar-diatonic-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem 0.55rem;
}

.diatonic-chord-button {
  display: grid;
  min-height: 4.45rem;
  padding: 0.4rem 0.55rem 0.42rem;
  border: 1px solid #626262;
  border-top: 4px solid var(--chord-color);
  border-bottom: 4px solid var(--chord-color);
  border-radius: 0.36rem;
  color: #f2f6ff;
  background: #454545;
  text-align: left;
  box-shadow: none;
  align-content: center;
  transition: background-color 120ms ease, border-color 120ms ease, transform 120ms ease;
}

.diatonic-chord-button:hover,
.diatonic-chord-button:focus-visible {
  border-color: color-mix(in srgb, var(--chord-color), white 34%);
  background: #505050;
  transform: translateY(-1px);
  outline: none;
}

.diatonic-chord-button strong,
.diatonic-chord-button span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.diatonic-chord-button strong {
  color: #f4f7ff;
  font-size: 1.03rem;
  font-weight: 800;
  line-height: 1.05;
}

.diatonic-chord-button span {
  color: rgba(244, 247, 255, 0.88);
  font-size: 0.78rem;
  line-height: 1.15;
}

.diatonic-roman {
  margin-top: 0.12rem;
}

.diatonic-notes {
  margin-top: 0.2rem;
  letter-spacing: 0;
}

.diatonic-range-card {
  display: grid;
  min-height: 4.45rem;
  padding: 0.45rem 0.55rem;
  border: 1px solid #626262;
  border-radius: 0.36rem;
  color: #f2f6ff;
  background: #3f3f3f;
  align-content: center;
  gap: 0.45rem;
}

.diatonic-range-controls {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem;
}

.diatonic-range-controls button {
  min-height: 1.45rem;
  padding: 0;
  border: 1px solid #78808a;
  border-radius: 0.25rem;
  color: #c5cfda;
  background: #414141;
  font-size: 0.86rem;
  line-height: 1;
}

.diatonic-range-controls button:hover,
.diatonic-range-controls button:focus-visible {
  border-color: #a1abb7;
  color: #fff;
  background: #4c4c4c;
  outline: none;
}

.diatonic-range-label {
  display: grid;
  color: #f2f6ff;
  font-size: 0.78rem;
  line-height: 1.08;
}

.diatonic-range-label span,
.diatonic-range-label strong {
  display: block;
  font-weight: 500;
}

.diatonic-range-label strong {
  margin-top: 0.1rem;
  color: #f6f8ff;
}

.guitar-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.75rem;
  padding: 0.75rem;
}

.guitar-editor {
  padding: 0.65rem;
  overflow: hidden;
}

.guitar-editor-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.65rem;
}

.guitar-editor-actions .btn {
  flex: 1 1 8.75rem;
  min-width: 0;
}

.guitar-progression-chords {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.65rem;
}

.guitar-chord-cell {
  --clip-color: #8f31ff;
  --measure-ms: 2000ms;
  position: relative;
  min-width: 0;
  border: 1px solid #2188ff;
  border-top: 4px solid var(--clip-color);
  border-bottom: 4px solid var(--clip-color);
  border-radius: 0.28rem;
  color: #fff;
  background: #454545;
  box-shadow: 0 0.35rem 0.8rem rgba(0, 0, 0, 0.22);
  overflow: hidden;
}

.guitar-chord-cell.is-ghost {
  display: grid;
  min-height: 100%;
  border: 1px dashed color-mix(in srgb, var(--line), white 32%);
  background:
    linear-gradient(135deg, rgba(45, 163, 255, 0.1), rgba(244, 161, 38, 0.08)),
    rgba(255, 255, 255, 0.035);
  box-shadow: none;
}

.guitar-chord-cell.is-selected {
  outline: 2px solid #f4a126;
  outline-offset: 1px;
}

.guitar-chord-cell.is-ghost.is-selected {
  border-color: rgba(244, 161, 38, 0.86);
  background:
    linear-gradient(135deg, rgba(45, 163, 255, 0.15), rgba(244, 161, 38, 0.16)),
    rgba(255, 255, 255, 0.045);
}

.guitar-chord-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  min-height: 2.4rem;
  padding: 0.45rem 0.5rem 0;
}

.guitar-chord-title {
  min-width: 0;
  text-align: left;
}

.guitar-chord-title span,
.guitar-chord-title strong {
  display: block;
  line-height: 1.05;
}

.guitar-chord-title span {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
}

.guitar-chord-title strong {
  margin-top: 0.08rem;
  color: #f1f5ff;
  font-size: 1rem;
}

.guitar-chord-edit-button {
  display: grid;
  flex: 0 0 1.9rem;
  width: 1.9rem;
  height: 1.9rem;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 0.22rem;
  color: rgba(255, 255, 255, 0.82);
  background: rgba(255, 255, 255, 0.06);
  font-size: 1rem;
  font-weight: 900;
  line-height: 1;
}

.guitar-chord-edit-button:hover,
.guitar-chord-edit-button:focus-visible {
  color: #fff;
  background: rgba(255, 255, 255, 0.12);
}

.guitar-ghost-button {
  display: grid;
  width: 100%;
  height: 100%;
  min-height: 12rem;
  place-items: center;
  border: 0;
  color: rgba(255, 255, 255, 0.86);
  background: transparent;
  font-size: 2.4rem;
  font-weight: 700;
  transition: background-color 120ms ease, color 120ms ease;
}

.guitar-ghost-button span {
  display: grid;
  width: 4.4rem;
  height: 4.4rem;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  line-height: 1;
  box-shadow: inset 0 0 0 0.35rem rgba(0, 0, 0, 0.08);
  transition: background-color 120ms ease, border-color 120ms ease, transform 120ms ease;
}

.guitar-ghost-button:hover,
.guitar-ghost-button:focus-visible {
  color: #fff;
  background: rgba(255, 255, 255, 0.055);
  outline: none;
}

.guitar-ghost-button:hover span,
.guitar-ghost-button:focus-visible span {
  border-color: rgba(244, 161, 38, 0.68);
  background: rgba(244, 161, 38, 0.22);
  transform: translateY(-1px);
}

.guitar-chord-main {
  position: relative;
  width: 100%;
  min-height: 1.8rem;
  padding: 0.15rem 2.4rem 0.2rem;
  border: 0;
  color: inherit;
  background: transparent;
  text-align: center;
}

.guitar-chord-main strong {
  display: block;
  color: #f1f5ff;
  font-size: 1.2rem;
  line-height: 1.1;
}

.guitar-chord-progress {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 0.18rem;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.24);
}

.guitar-chord-progress::before {
  content: "";
  display: block;
  width: 100%;
  height: 100%;
  background: #f4a126;
  transform: scaleX(0);
  transform-origin: left center;
}

.guitar-chord-cell.is-playing-now .guitar-chord-progress::before {
  animation: guitar-measure-progress var(--measure-ms) linear forwards;
}

@keyframes guitar-measure-progress {
  from {
    transform: scaleX(0);
  }

  to {
    transform: scaleX(1);
  }
}

.guitar-chord-controls {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.45rem;
  padding: 0.4rem 0.55rem 0.55rem;
}

.guitar-button-row {
  display: grid;
  grid-template-columns: repeat(5, 2rem);
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
}

.guitar-button-row button,
.guitar-playstyle-step,
.guitar-playstyle-select {
  min-height: 1.85rem;
  border: 1px solid #68717d;
  border-radius: 0.22rem;
  color: #fff;
  background-color: #1f242a;
  font-size: 0.78rem;
  font-weight: 800;
}

.guitar-button-row button {
  padding: 0;
}

.guitar-playstyle-control {
  display: grid;
  grid-template-columns: 1.85rem minmax(0, 1fr) 1.85rem;
  align-items: center;
  gap: 0.3rem;
}

.guitar-playstyle-step {
  padding: 0;
}

.guitar-button-row button.is-play {
  border-color: #f4a126;
  color: #fff;
  background: #f4a126;
}

.guitar-playstyle-select {
  min-width: 0;
}

.mini-guitar-board.guitar-cell-board {
  --mini-cell: clamp(1.85rem, 10vw, 2.35rem);
  --mini-label-column: 1.55rem;
  grid-template-columns: 1.55rem repeat(6, var(--mini-cell));
  grid-template-rows: 1.55rem repeat(var(--mini-fret-rows, 4), var(--mini-cell));
  position: relative;
  gap: 0;
  width: max-content;
  max-width: calc(100% - 1.2rem);
  margin: 0.15rem auto 0.35rem;
  padding: 0;
  border-radius: 0.1rem;
  background: #1e2329;
  overflow: hidden;
}

.mini-guitar-board.guitar-cell-board .mini-guitar-spacer,
.mini-guitar-board.guitar-cell-board .mini-guitar-header,
.mini-guitar-board.guitar-cell-board .mini-guitar-fret {
  color: #fff;
  background: #1e2329;
  font-size: 0.78rem;
  font-weight: 900;
}

.mini-guitar-board.guitar-cell-board .mini-guitar-header {
  flex-direction: column;
  gap: 0.05rem;
  line-height: 1;
}

.mini-guitar-board.guitar-cell-board button.mini-guitar-header {
  width: 100%;
  min-width: 0;
  padding: 0;
  border: 0;
}

.mini-guitar-board.guitar-cell-board button.mini-guitar-header:hover,
.mini-guitar-board.guitar-cell-board button.mini-guitar-header:focus-visible {
  background: #303842;
  outline: none;
}

.mini-guitar-board.guitar-cell-board .mini-guitar-header b {
  position: relative;
  display: grid;
  width: 1.45rem;
  height: 1.45rem;
  min-height: 0;
  place-items: center;
  border-radius: 999px;
  color: #06131f;
  background: #2da3ff;
  font-size: 0.68rem;
  line-height: 1;
  overflow: hidden;
}

.mini-guitar-board.guitar-cell-board .mini-guitar-header b.is-root {
  background: #1e9bff;
}

.mini-guitar-board.guitar-cell-board .mini-guitar-cell {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  border: 1px solid #5f6872;
  background: #23282e;
}

.mini-guitar-board.guitar-cell-board button.mini-guitar-cell {
  width: 100%;
  min-width: 0;
  padding: 0;
  color: inherit;
}

.mini-guitar-board.guitar-cell-board button.mini-guitar-cell:hover,
.mini-guitar-board.guitar-cell-board button.mini-guitar-cell:focus-visible {
  background: #303842;
  outline: none;
}

.mini-guitar-board.guitar-cell-board .mini-guitar-cell b {
  position: relative;
  z-index: 3;
  display: grid;
  place-items: center;
  width: 1.45rem;
  height: 1.45rem;
  border-radius: 999px;
  color: #06131f;
  background: #2da3ff;
  font-size: 0.68rem;
}

.mini-guitar-board.guitar-cell-board .mini-guitar-cell b.is-root {
  background: #1e9bff;
}

.mini-guitar-board.guitar-cell-board .mini-guitar-cell.has-note {
  z-index: 3;
}

.mini-guitar-board.guitar-cell-board .mini-guitar-cell.has-barre-note {
  background: transparent;
}

.mini-guitar-board.guitar-cell-board .mini-guitar-cell.is-playing {
  box-shadow: inset 0 0 0 2px #f4a126;
}

.mini-guitar-board.guitar-cell-board .mini-guitar-note-flash {
  position: absolute;
  inset: 0;
  z-index: 4;
  display: grid;
  place-items: center;
  color: #06131f;
  background: #f4a126;
  font-size: 0.74rem;
  font-weight: 800;
  line-height: 1;
  pointer-events: none;
}

.mini-guitar-board.guitar-cell-board .mini-guitar-barre {
  position: absolute;
  z-index: 2;
  left: calc(var(--mini-label-column) + (var(--barre-start-string) * var(--mini-cell)) + 0.38rem);
  top: calc(1.55rem + (var(--barre-fret-row) * var(--mini-cell)) + ((var(--mini-cell) - 1.15rem) / 2));
  width: calc((var(--barre-string-count) * var(--mini-cell)) - 0.76rem);
  height: 1.15rem;
  border-radius: 999px;
  background: rgba(45, 163, 255, 0.48);
  pointer-events: none;
}

.tempo-button {
  min-height: 2.05rem;
  max-height: 2.05rem;
  padding-top: 0.24rem;
  padding-bottom: 0.24rem;
}

.sustain-field output {
  color: #f4f7ff;
  font-weight: 800;
}

.sustain-field .form-range {
  min-height: 2.2rem;
  margin: 0;
}

.chord-edit-fields {
  display: grid;
  gap: 0.85rem;
}

.transpose-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.45rem;
}

@media (min-width: 880px) {
  .guitar-diatonic-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .guitar-progression-chords {
    grid-template-columns: repeat(auto-fill, minmax(var(--guitar-cell-min), 1fr));
  }
}

@media (min-width: 1040px) {
  .diatonic-panel {
    flex-basis: 26rem;
  }
}