@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@300;400;600&family=Bebas+Neue&display=swap');

  :root {
    --bg: #0e0e0e;
    --surface: #181818;
    --surface-2: #121212;
    --border: #242424;
    --string: #b8a060;
    --fret: #464136;
    --nut: #c8b070;
    --note-bg: #1e1e1e;
    --note-border: #3a3a3a;
    --open-note: #d4a017;
    --natural: #e8e0d0;
    --sharp: #7ab8e8;
    --accent: #c06040;
    --scale: #7edb82;
    --scale-bg: #102310;
    --root-bg: #2a1c04;
    --dim: #7d7d7d;
    --label: #a6a6a6;
    --marker-dot: #505050;
  }

  * { box-sizing: border-box; margin: 0; padding: 0; }

  body {
    background: radial-gradient(circle at top left, #151515 0, var(--bg) 40%);
    color: var(--natural);
    font-family: 'IBM Plex Mono', monospace;
    min-height: 100vh;
    padding: 32px 24px 48px;
  }

  header {
    display: flex;
    align-items: baseline;
    gap: 20px;
    margin-bottom: 46px;
    border-bottom: 1px solid #3c3528;
    padding-bottom: 20px;
  }

  h1 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2.6rem;
    letter-spacing: 0.08em;
    color: var(--open-note);
    line-height: 1;
  }

  h1 span {
    color: var(--dim);
    font-size: 1.1rem;
    font-family: 'IBM Plex Mono', monospace;
    letter-spacing: 0.02em;
    font-weight: 300;
  }

  .controls {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 18px;
    align-items: stretch;
    margin-bottom: 10px;
  }

  .controls-stack {
    display: grid;
    gap: 18px;
  }

  .control-section {
    display: grid;
    gap: 8px;
  }

  .tuning-control-section {
    margin-bottom: 10px;
  }

  .controls-label {
    font-size: 0.65rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--label);
  }

  .preset-row, .scale-row {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    align-items: center;
  }

  .preset-btn,
  .reset-all,
  .select-input {
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--label);
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.68rem;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    padding: 7px 12px;
    cursor: pointer;
    border-radius: 3px;
    transition: border-color 0.15s, color 0.15s, background 0.15s;
  }

  .select-input {
    min-width: 126px;
    height: 32px;
    outline: none;
  }

  .preset-btn:hover,
  .reset-all:hover,
  .select-input:hover,
  .select-input:focus {
    border-color: var(--string);
    color: var(--string);
  }

  .preset-btn.active {
    border-color: var(--open-note);
    background: #221805;
    color: var(--open-note);
  }

  .scale-readout {
    color: var(--open-note);
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    margin-left: 4px;
  }

  .manual-row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: flex-end;
  }

  .string-controls {
    display: flex;
    gap: 10px;
    align-items: stretch;
    flex-wrap: wrap;
  }

  .string-ctrl {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 10px 12px 8px;
    min-width: 68px;
    transition: border-color 0.2s;
  }

  .string-ctrl:hover { border-color: var(--string); }
  .string-ctrl.detuned { border-color: var(--accent); }

  .ctrl-string-label {
    font-size: 0.6rem;
    letter-spacing: 0.14em;
    color: var(--label);
    text-transform: uppercase;
  }

  .ctrl-note {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--open-note);
    min-height: 1.3em;
    letter-spacing: 0.04em;
  }

  .ctrl-note.detuned { color: var(--accent); }

  .ctrl-semitones {
    display: flex;
    align-items: center;
    gap: 4px;
  }

  .ctrl-btn {
    background: none;
    border: 1px solid var(--border);
    color: var(--dim);
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.9rem;
    width: 22px;
    height: 22px;
    cursor: pointer;
    border-radius: 2px;
    display: flex; align-items: center; justify-content: center;
    transition: all 0.15s;
    line-height: 1;
    padding: 0;
  }

  .ctrl-btn:hover:not(:disabled) {
    border-color: var(--string);
    color: var(--string);
  }

  .ctrl-btn:disabled {
    opacity: 0.25;
    cursor: default;
  }

  .ctrl-val {
    font-size: 0.75rem;
    color: var(--label);
    min-width: 26px;
    text-align: center;
  }

  .ctrl-val.detuned { color: var(--accent); }

  .utility-controls {
    display: flex;
    gap: 8px;
    align-items: center;
    margin-left: 0;
    flex-wrap: wrap;
  }

  .inline-voicing-tool {
    display: grid;
    grid-template-rows: auto auto minmax(0, 1fr);
    gap: 8px;
    width: 100%;
    height: 100%;
    min-height: 272px;
    background: rgba(241,234,220,0.055);
    border: 1px solid #3c3528;
    border-radius: 4px;
    padding: 8px 10px 10px;
  }

  .inline-voicing-label {
    color: #d0b56f;
    font-size: 0.58rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    padding-left: 1px;
  }

  .acc-toggle {
    display: flex;
    align-items: center;
    gap: 0;
    border: 1px solid #3c3528;
    background: #15130f;
    border-radius: 3px;
    overflow: hidden;
    height: 30px;
  }

  .acc-btn {
    background: none;
    border: none;
    color: #a99c86;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.82rem;
    font-weight: 600;
    padding: 0 14px;
    cursor: pointer;
    height: 100%;
    letter-spacing: 0.06em;
    transition: all 0.15s;
  }

  .acc-btn.active {
    background: rgba(122,184,232,0.12);
    color: var(--sharp);
    box-shadow: inset 0 0 0 1px rgba(122,184,232,0.18);
  }

  .acc-btn:hover:not(.active) {
    background: rgba(255,250,240,0.045);
    color: var(--natural);
  }

  .acc-divider {
    width: 1px;
    height: 100%;
    background: var(--border);
  }

  .toggle-btn.active {
    border-color: var(--scale);
    background: #112511;
    color: var(--scale);
  }

  .fretboard-wrap {
    overflow-x: auto;
    padding-bottom: 8px;
  }

  .fretboard {
    display: grid;
    grid-template-columns: 48px 60px repeat(var(--fret-count, 12), minmax(54px, 1fr));
    min-width: calc(108px + (var(--fret-count, 12) * 54px));
    position: relative;
  }

  .fret-num-cell {
    text-align: center;
    font-size: 0.74rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: #b8ad9b;
    padding-bottom: 6px;
  }

  .fret-num-cell.marker { color: #d0b56f; }

  .marker-cell {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 14px;
    position: relative;
  }

  .dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: #7c705e;
  }

  .dot.double {
    box-shadow: -5px 0 0 #7c705e, 5px 0 0 #7c705e;
    background: transparent;
  }

  .string-label-cell {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 10px;
    font-size: 0.68rem;
    color: var(--label);
    letter-spacing: 0.08em;
    position: relative;
    z-index: 2;
    background: linear-gradient(to right, var(--bg), transparent);
  }

  .string-label-cell span {
    color: var(--open-note);
    font-weight: 600;
  }

  .string-label-cell span.detuned { color: var(--accent); }

  .nut-cell {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    height: 42px;
  }

  .nut-string-line {
    position: absolute;
    left: 50%; right: 0;
    top: 50%;
    height: var(--string-thickness);
    background: linear-gradient(to right, #c8a050, #a07830, #c8a050);
    transform: translateY(-50%);
    z-index: 0;
  }

  .nut-bar {
    position: absolute;
    left: 50%; top: 0; bottom: 0;
    width: 5px;
    background: linear-gradient(to bottom, #d4b06a, #a08040);
    transform: translateX(-50%);
    border-radius: 2px;
    z-index: 1;
  }

  .fret-cell {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 42px;
    background: rgba(255,250,240,0.015);
  }

  .fret-cell:nth-child(even) {
    background: rgba(255,250,240,0.032);
  }

  .fret-cell::before {
    content: '';
    position: absolute;
    left: 0; right: 0;
    top: 50%;
    height: var(--string-thickness);
    background: linear-gradient(to right, #c8a050, #a07830, #c8a050);
    transform: translateY(-50%);
    z-index: 0;
  }

  .fret-cell::after {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, #5c5446, var(--fret), #25221d);
    box-shadow: 1px 0 0 rgba(255,250,240,0.05);
    z-index: 1;
  }

  .note-chip {
    position: relative;
    z-index: 2;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--natural);
    background: var(--note-bg);
    border: 1px solid var(--note-border);
    border-radius: 3px;
    padding: 2px 5px;
    letter-spacing: 0.03em;
    min-width: 28px;
    text-align: center;
    transition: background 0.15s, color 0.15s, border-color 0.15s, opacity 0.15s, box-shadow 0.15s;
    cursor: pointer;
  }

  .note-chip.accidental {
    color: var(--sharp);
    border-color: #274560;
    background: #0d1f2e;
  }

  .note-chip.open-repeat {
    color: #0e0e0e;
    background: var(--open-note);
    border-color: var(--open-note);
  }

  .note-chip.scale-tone {
    color: var(--scale);
    border-color: #315d34;
    background: var(--scale-bg);
  }

  .note-chip.scale-root {
    color: var(--open-note);
    border-color: var(--open-note);
    background: var(--root-bg);
    box-shadow: 0 0 7px rgba(212,160,23,0.24);
  }

  .note-chip.out-of-scale {
    opacity: 0.26;
  }

  .note-chip:hover {
    background: #2a2a2a;
    border-color: var(--string);
    opacity: 1;
  }

  .note-chip.selected {
    background: #1a3a1a !important;
    border-color: #4caf50 !important;
    color: #7edb82 !important;
    box-shadow: 0 0 6px rgba(76, 175, 80, 0.4);
    opacity: 1 !important;
  }

  .note-chip.playing {
    background: #2a4a20 !important;
    border-color: #7edb82 !important;
    box-shadow: 0 0 10px rgba(126, 219, 130, 0.6);
    opacity: 1 !important;
  }

  .command-strip {
    margin: 0;
  }

  .post-chord-controls {
    display: flex;
    justify-content: flex-end;
    margin-top: 8px;
  }

  .post-chord-controls .reset-all {
    background: #15130f;
    border-color: #3c3528;
    color: #c7bca9;
    box-shadow: inset 0 0 0 1px rgba(255,250,240,0.025);
  }

  .post-chord-controls .reset-all:hover {
    border-color: #5c5446;
    background: rgba(255,250,240,0.045);
    color: #f1eadc;
  }

  .chord-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    padding: 10px 14px;
    background: var(--surface);
    border: 1px solid #3c3528;
    border-radius: 4px;
    margin-bottom: 0;
    transition: border-color 0.2s;
  }

  .chord-bar.active {
    border-color: #4caf50;
    box-shadow: 0 0 0 1px rgba(76,175,80,0.16);
  }

  .chord-mode-toggle {
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 9px;
    background: var(--surface-2);
    border: 1px solid rgba(192,96,64,0.58);
    border-radius: 4px;
    cursor: pointer;
    user-select: none;
    transition: background 0.15s, border-color 0.15s, box-shadow 0.15s;
  }

  .chord-mode-toggle input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
  }

  .chord-mode-toggle:hover,
  .chord-mode-toggle:focus-within {
    border-color: #d08368;
    background: #1b1210;
  }

  .chord-bar.active .chord-mode-toggle {
    border-color: #4caf50;
    background: rgba(26,58,26,0.42);
    box-shadow: 0 0 10px rgba(126,219,130,0.08);
  }

  .chord-toggle-track {
    width: 36px;
    height: 20px;
    background: #2b120d;
    border: 1px solid #8b3a28;
    border-radius: 10px;
    position: relative;
    transition: background 0.2s, border-color 0.2s;
  }

  .chord-toggle-track::after {
    content: '';
    position: absolute;
    left: 3px; top: 3px;
    width: 12px; height: 12px;
    border-radius: 50%;
    background: #c06040;
    transition: left 0.18s, background 0.2s;
  }

  .chord-mode-toggle input:checked + .chord-toggle-track {
    background: #1a3a1a;
    border-color: #4caf50;
  }

  .chord-mode-toggle input:checked + .chord-toggle-track::after {
    left: 19px;
    background: #4caf50;
  }

  .chord-toggle-label {
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #d08368;
    transition: color 0.2s;
  }

  .chord-mode-toggle input:checked ~ .chord-toggle-label {
    color: #7edb82;
  }

  .chord-info {
    font-size: 0.86rem;
    color: var(--dim);
    font-weight: 600;
    letter-spacing: 0.06em;
    flex: 1;
    min-width: 220px;
  }

  .chord-info.has-notes {
    color: #7edb82;
  }

  .chord-name {
    color: var(--open-note);
    font-size: 0.92rem;
    font-weight: 600;
    margin-right: 8px;
  }

  .intervals {
    color: var(--label);
    font-size: 0.82rem;
  }

  .play-chord-btn,
  .clear-chord-btn {
    background: none;
    border: 1px solid var(--border);
    color: var(--dim);
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.68rem;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    padding: 6px 14px;
    cursor: pointer;
    border-radius: 3px;
    transition: all 0.15s;
  }

  .play-chord-btn:not(:disabled):hover {
    border-color: #4caf50;
    color: #7edb82;
  }

  .clear-chord-btn:not(:disabled):hover {
    border-color: var(--accent);
    color: var(--accent);
  }

  .play-chord-btn:disabled,
  .clear-chord-btn:disabled {
    opacity: 0.3;
    cursor: default;
  }

  .fret-label-cell {
    text-align: center;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--label);
    padding-top: 5px;
    opacity: 0.5;
  }

  .divider {
    height: 1px;
    background: var(--border);
    margin: 28px 0;
  }

  .legend {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    color: var(--label);
    text-transform: uppercase;
  }

  .legend-item {
    display: flex;
    align-items: center;
    gap: 7px;
  }

  .legend-chip {
    display: inline-block;
    font-size: 0.68rem;
    font-family: 'IBM Plex Mono', monospace;
    font-weight: 600;
    border-radius: 3px;
    padding: 1px 6px;
    border: 1px solid;
  }

  .shortcut-hint {
    font-size: 0.64rem;
    color: #c7bca9;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    line-height: 1.45;
  }

  .shortcut-hint kbd {
    display: inline-block;
    min-width: 1.45em;
    margin: 0 2px;
    padding: 1px 5px 2px;
    border: 1px solid #5c5446;
    border-radius: 3px;
    background: rgba(255,250,240,0.055);
    color: #f1eadc;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.66rem;
    line-height: 1.25;
    text-align: center;
  }

  @media (max-width: 760px) {
    body { padding: 24px 16px 36px; }
    header { flex-direction: column; gap: 6px; margin-bottom: 34px; }
    .utility-controls { margin-left: 0; }
    .string-label-cell { position: sticky; left: 0; z-index: 4; }
  }

  /* Composition workspace / progressive disclosure */
  .main-workspace {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 18px;
    align-items: start;
  }

  .side-rail {
    display: grid;
    gap: 12px;
    align-items: start;
    position: sticky;
    top: 16px;
  }

  .inspector {
    background: #f1eadc;
    border: 1px solid #d1c5b2;
    border-radius: 6px;
    color: #17130d;
    padding: 14px;
    min-height: 220px;
    position: sticky;
    top: 16px;
    box-shadow: 0 14px 30px rgba(0,0,0,0.2);
  }

  .inspector::before {
    content: 'Inspector';
    display: block;
    color: #6b6255;
    font-size: 0.58rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    margin-bottom: 10px;
  }

  .inspector-empty {
    color: #403a31;
    font-size: 0.72rem;
    line-height: 1.6;
    letter-spacing: 0.05em;
  }

  .inspector-title {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 10px;
  }

  .inspector-chord {
    color: #6c4700;
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.7rem;
    letter-spacing: 0.08em;
    line-height: 1;
  }

  .inspector-badge {
    color: #7d2f1d;
    border: 1px solid rgba(125,47,29,0.38);
    background: rgba(192,96,64,0.12);
    border-radius: 99px;
    padding: 3px 8px;
    font-size: 0.58rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    cursor: help;
    white-space: nowrap;
  }

  .inspector-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin: 10px 0 12px;
  }

  .tab-btn {
    background: #fffaf0;
    border: 1px solid #cfc1ab;
    color: #312a20;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.6rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 5px 8px;
    border-radius: 3px;
    cursor: pointer;
  }

  .tab-btn.active {
    color: #123f1d;
    border-color: #4c8a56;
    background: #dcefdc;
  }

  .detail-list {
    display: grid;
    gap: 8px;
  }

  .detail-card {
    background: #fffaf0;
    border: 1px solid #d9cdb8;
    border-radius: 5px;
    padding: 9px 10px;
  }

  .detail-kicker {
    color: #6b6255;
    font-size: 0.58rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    margin-bottom: 4px;
  }

  .detail-main {
    color: #17130d;
    font-size: 0.76rem;
    line-height: 1.45;
  }

  .detail-main strong { color: #6c4700; font-weight: 600; }
  .detail-sub { color: #403a31; font-size: 0.65rem; line-height: 1.5; margin-top: 4px; }

  .inspector .select-input {
    background: #f8f0df;
    border-color: #cfc1ab;
    color: #17130d;
  }

  .inspector .select-input:hover,
  .inspector .select-input:focus {
    border-color: #8d6a25;
    color: #17130d;
  }

  .scale-world-list {
    display: grid;
    gap: 7px;
  }

  .scale-world-row {
    display: grid;
    gap: 2px;
    padding: 7px 8px;
    background: #e8f2e5;
    border: 1px solid rgba(54, 111, 63, 0.26);
    border-radius: 4px;
  }

  .scale-world-row span {
    color: #174c25;
    font-size: 0.72rem;
    line-height: 1.35;
  }

  .scale-world-row small {
    color: #3d4a38;
    font-size: 0.6rem;
    line-height: 1.4;
  }

  .color-map-legend {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 7px 10px;
  }

  .color-map-item {
    display: flex;
    align-items: center;
    gap: 7px;
    color: #17130d;
    font-size: 0.68rem;
    letter-spacing: 0.04em;
  }

  .color-map-chip {
    width: 18px;
    height: 8px;
    border-radius: 999px;
    border: 1px solid;
    flex: 0 0 auto;
  }

  .color-map-chip.int-root { background: var(--open-note); border-color: var(--open-note); }
  .color-map-chip.int-third { background: #8ec6f0; border-color: #315b80; }
  .color-map-chip.int-fifth { background: #ddd; border-color: #666; }
  .color-map-chip.int-seventh { background: #7edb82; border-color: #315d34; }
  .color-map-chip.int-tension { background: #c3a4ff; border-color: #6c4aa0; }
  .color-map-chip.int-altered { background: #e59a82; border-color: #9a4b36; }

  .memory-lane {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: nowrap;
    overflow-x: auto;
    border: 1px solid var(--border);
    background: var(--surface-2);
    border-radius: 5px;
    padding: 9px 10px;
    margin-top: 16px;
  }

  .memory-title {
    flex: 0 0 auto;
    color: var(--label);
    font-size: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    margin-right: 4px;
  }

  .memory-chip {
    flex: 0 0 auto;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--natural);
    border-radius: 3px;
    padding: 5px 9px;
    font-size: 0.68rem;
    cursor: pointer;
    letter-spacing: 0.05em;
  }

  .memory-chip:hover, .memory-chip.active {
    border-color: var(--open-note);
    color: var(--open-note);
  }

  .memory-empty { color: var(--dim); font-size: 0.65rem; letter-spacing: 0.05em; }
  .save-chord-btn.active { border-color: var(--open-note); color: var(--open-note); }

  .note-chip.int-root { background:#3a2605 !important; border-color:var(--open-note) !important; color:#ffd05a !important; box-shadow: 0 0 9px rgba(212,160,23,0.24); }
  .note-chip.int-third { background:#102943 !important; border-color:#63a9dd !important; color:#a9dcff !important; box-shadow: 0 0 9px rgba(99,169,221,0.24); }
  .note-chip.int-fifth { background:#303030 !important; border-color:#d7d7d7 !important; color:#f1f1f1 !important; box-shadow: 0 0 9px rgba(255,255,255,0.16); }
  .note-chip.int-seventh { background:#123514 !important; border-color:#64c56a !important; color:#a7f0aa !important; box-shadow: 0 0 9px rgba(126,219,130,0.24); }
  .note-chip.int-tension { background:#2d1f4a !important; border-color:#a985f0 !important; color:#d8c4ff !important; box-shadow: 0 0 9px rgba(195,164,255,0.26); }
  .note-chip.int-altered { background:#421d12 !important; border-color:#e2795c !important; color:#ffb19c !important; box-shadow: 0 0 9px rgba(229,154,130,0.26); }


  /* Keep the active chord selection visually unmistakable. Interval color is shown
     as a small underline, not by replacing the selected-note green fill. */
  .note-chip.selected.int-root,
  .note-chip.selected.int-third,
  .note-chip.selected.int-fifth,
  .note-chip.selected.int-seventh,
  .note-chip.selected.int-tension,
  .note-chip.selected.int-altered {
    background: #1a3a1a !important;
    border-color: #4caf50 !important;
    color: #7edb82 !important;
    opacity: 1 !important;
  }

  .note-chip.selected.int-root { box-shadow: 0 0 10px rgba(76,175,80,0.52), inset 0 -6px 0 var(--open-note); }
  .note-chip.selected.int-third { box-shadow: 0 0 10px rgba(76,175,80,0.52), inset 0 -6px 0 #63a9dd; }
  .note-chip.selected.int-fifth { box-shadow: 0 0 10px rgba(76,175,80,0.52), inset 0 -6px 0 #f1f1f1; }
  .note-chip.selected.int-seventh { box-shadow: 0 0 10px rgba(76,175,80,0.52), inset 0 -6px 0 #64c56a; }
  .note-chip.selected.int-tension { box-shadow: 0 0 10px rgba(76,175,80,0.52), inset 0 -6px 0 #a985f0; }
  .note-chip.selected.int-altered { box-shadow: 0 0 10px rgba(76,175,80,0.52), inset 0 -6px 0 #e2795c; }

  .root-select { width: 100%; margin-top: 2px; }


  .note-chip.selected.interpreted-root {
    position: relative;
    border-color: var(--open-note) !important;
    box-shadow: 0 0 8px rgba(212,160,23,0.38), inset 0 -3px 0 var(--open-note) !important;
  }

  .note-chip.selected.interpreted-root::after {
    content: 'R';
    position: absolute;
    top: -11px;
    right: -8px;
    min-width: 13px;
    height: 13px;
    border-radius: 50%;
    background: var(--open-note);
    color: #0e0e0e;
    border: 1px solid #0e0e0e;
    font-size: 0.48rem;
    line-height: 12px;
    text-align: center;
    font-weight: 700;
    letter-spacing: 0;
    z-index: 5;
  }

  .memory-chip-wrap {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    flex: 0 0 auto;
  }

  .memory-delete {
    width: 20px;
    height: 24px;
    border: 1px solid var(--border);
    background: var(--surface-2);
    color: var(--dim);
    border-radius: 3px;
    cursor: pointer;
    font-size: 0.72rem;
    line-height: 1;
  }

  .memory-delete:hover {
    border-color: var(--accent);
    color: var(--accent);
  }

  .memory-actions {
    display: inline-flex;
    gap: 6px;
    flex: 0 0 auto;
  }

  .export-output {
    width: 100%;
    min-height: 54px;
    margin-top: 8px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--natural);
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.68rem;
    padding: 8px;
    border-radius: 3px;
  }




  .guitar-tool {
    display: grid;
    gap: 8px;
  }

  .guitar-input-row {
    display: flex;
    gap: 6px;
    align-items: center;
  }

  .inline-voicing-tool .guitar-input-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto;
    align-items: stretch;
  }

  .guitar-input {
    width: 100%;
    min-width: 0;
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--natural);
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.72rem;
    padding: 7px 8px;
    border-radius: 3px;
    letter-spacing: 0.03em;
  }

  .guitar-mini-btn {
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--label);
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.58rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 7px 8px;
    border-radius: 3px;
    cursor: pointer;
    white-space: nowrap;
  }

  .guitar-mini-btn:hover {
    border-color: var(--string);
    color: var(--string);
  }

  #mainFindVoicingsBtn.ready {
    border-color: #d0b56f;
    background: rgba(208,181,111,0.14);
    color: #f0d786;
    box-shadow: inset 0 0 0 1px rgba(208,181,111,0.16);
  }

  #mainUseCurrentChordBtn.ready {
    border-color: #7ab8e8;
    background: rgba(122,184,232,0.12);
    color: #a9dcff;
    box-shadow: inset 0 0 0 1px rgba(122,184,232,0.14);
  }

  .voicing-results {
    display: grid;
    gap: 6px;
  }

  .voicing-results.compact {
    min-height: 0;
    height: auto;
    overflow-y: auto;
    padding-right: 2px;
    align-content: start;
  }

  .voicing-empty {
    color: #a99c86;
    font-size: 0.74rem;
    line-height: 1.4;
    letter-spacing: 0.05em;
    padding-left: 1px;
  }

  .inline-voicing-tool .guitar-input {
    height: 30px;
  }

  .inline-voicing-tool .guitar-mini-btn {
    height: 30px;
    padding: 0 8px;
  }

  .inspector .export-output,
  .inspector .guitar-input {
    background: #f8f0df;
    border: 1px solid #cfc1ab;
    color: #17130d;
  }

  .inspector .guitar-input::placeholder {
    color: #7b7162;
  }

  .inspector .guitar-input:focus {
    border-color: #8d6a25;
    outline: none;
  }

  .inspector .guitar-mini-btn {
    background: #fffaf0;
    border-color: #cfc1ab;
    color: #312a20;
  }

  .inspector .guitar-mini-btn:hover {
    border-color: #8d6a25;
    color: #6c4700;
  }

  .voicing-card {
    display: grid;
    gap: 5px;
    background: rgba(0,0,0,0.15);
    border: 1px solid rgba(255,255,255,0.055);
    border-radius: 5px;
    padding: 8px 9px;
  }

  .inline-voicing-tool .voicing-card {
    background: rgba(255,250,240,0.045);
    border-color: rgba(208,181,111,0.16);
    padding: 7px 8px;
  }

  .inline-voicing-tool .voicing-top {
    gap: 6px;
  }

  .voicing-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
  }

  .voicing-name {
    color: var(--open-note);
    font-size: 0.68rem;
    letter-spacing: 0.08em;
  }

  .voicing-tab {
    color: var(--natural);
    font-size: 0.88rem;
    letter-spacing: 0.12em;
  }

  .voicing-meta {
    color: var(--label);
    font-size: 0.6rem;
    line-height: 1.45;
  }

  .inspector .voicing-card {
    background: #fffaf0;
    border: 1px solid #d9cdb8;
  }

  .inspector .voicing-name {
    color: #6c4700;
  }

  .inspector .voicing-tab {
    color: #17130d;
  }

  .inspector .voicing-meta {
    color: #403a31;
  }

  @media (max-width: 1120px) {
    .controls { grid-template-columns: 1fr; }
    .main-workspace { grid-template-columns: 1fr; }
    .side-rail { position: static; }
  }

  @media (max-width: 760px) {
    .string-label-cell {
      position: sticky;
      left: 0;
      background: var(--bg);
      z-index: 4;
    }
  }