:root {
  --bg: #111318;
  --panel: #181b22;
  --panel-2: #20242d;
  --panel-3: #2b303c;
  --text: #f4f5f7;
  --muted: #a6adba;
  --line: #343a46;
  --accent: #e78318;
  --accent-dark: #b95d0a;
  --danger: #ef4444;
  --success: #22c55e;
  --warning: #f4c430;
  --shadow: rgba(0, 0, 0, 0.35);
  --font-scale: 1;
  --radius: 18px;
  --radius-small: 12px;
  font-family:
    Inter,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    'Segoe UI',
    sans-serif;
}

:root[data-theme='light'] {
  --bg: #f3f5f8;
  --panel: #ffffff;
  --panel-2: #eef1f6;
  --panel-3: #e0e5ed;
  --text: #171a20;
  --muted: #5d6675;
  --line: #d1d8e3;
  --shadow: rgba(22, 28, 38, 0.16);
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html,
body,
#app {
  width: 100%;
  height: 100%;
  min-height: 100%;
  margin: 0;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-size: calc(16px * var(--font-scale));
}

body {
  overscroll-behavior: none;
  touch-action: manipulation;
  user-select: none;
}

button,
input,
textarea,
select {
  font: inherit;
}

input,
textarea {
  user-select: text;
}

button {
  border: 0;
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.app-shell {
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
}

.portrait-blocker {
  display: none;
}

.landscape-app {
  height: 100%;
  display: grid;
  grid-template-rows: auto auto 1fr;
  gap: 10px;
  padding: max(8px, env(safe-area-inset-top)) max(10px, env(safe-area-inset-right)) max(8px, env(safe-area-inset-bottom))
    max(10px, env(safe-area-inset-left));
  overflow: hidden;
}

.top-bar,
.mode-tabs,
.panel,
.modal-card,
.performance-modal {
  border: 1px solid var(--line);
}

.top-bar {
  min-height: 68px;
  padding: 10px;
  border-radius: var(--radius);
  background: var(--panel);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  box-shadow: 0 10px 30px var(--shadow);
}

.brand {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-mark {
  width: 46px;
  height: 46px;
  flex: 0 0 auto;
  border-radius: 16px;
  background: var(--accent);
  color: #160800;
  display: grid;
  place-items: center;
  font-size: 1.35rem;
  font-weight: 950;
  letter-spacing: -0.04em;
}
.brand-mark {
  display: grid;
  place-items: center;
  overflow: hidden;
}

.brand-logo {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.brand h1 {
  margin: 0;
  font-size: 1.18rem;
  line-height: 1;
}

.brand p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 0.82rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.top-actions,
.inline-actions,
.row-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.status-pill,
.tiny-pill,
.badge {
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--panel-2);
  color: var(--muted);
  white-space: nowrap;
}

.status-pill {
  padding: 8px 10px;
  font-size: 0.78rem;
  min-width: 72px;
  text-align: center;
  font-weight: 800;
}

.status-pill.online {
  color: var(--success);
}
.status-pill.offline {
  color: var(--danger);
}

.tiny-pill {
  padding: 5px 8px;
  font-size: 0.72rem;
  font-weight: 800;
}

.mode-tabs {
  min-height: 48px;
  padding: 4px;
  border-radius: var(--radius);
  background: var(--panel);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

.btn,
.primary-btn,
.tab-btn,
.ghost-btn,
.danger-btn,
.list-item,
.chord-btn,
.suggestion-btn {
  min-height: 40px;
  padding: 10px 12px;
  border-radius: var(--radius-small);
  border: 1px solid var(--line);
  background: var(--panel-2);
  color: var(--text);
  font-weight: 800;
}

.primary-btn {
  background: var(--accent);
  border-color: var(--accent);
  color: #160800;
}

.ghost-btn {
  background: transparent;
}

.danger-btn {
  color: var(--danger);
}

.tab-btn {
  background: transparent;
}

.tab-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #160800;
}

.workspace {
  min-height: 0;
  overflow: hidden;
}

.panel-grid {
  height: 100%;
  min-height: 0;
  display: grid;
  gap: 10px;
  overflow: hidden;
}

.recognizer-layout {
  grid-template-columns: 0.95fr 0.95fr 1.4fr;
}

.song-layout {
  grid-template-columns: 0.72fr 0.82fr 1.9fr;
}

.panel {
  min-width: 0;
  min-height: 0;
  padding: 12px;
  border-radius: var(--radius);
  background: var(--panel);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.panel-header {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.panel-header h2,
.panel-header h3 {
  margin: 0;
  font-size: 0.98rem;
}

.muted {
  color: var(--muted);
  font-size: 0.78rem;
}

.scroll-area {
  min-height: 0;
  overflow: auto;
  display: grid;
  align-content: start;
  gap: 8px;
  padding-right: 2px;
}

.list-item {
  width: 100%;
  display: grid;
  gap: 4px;
  text-align: left;
}

.list-item strong,
.list-item small {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.list-item small {
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 700;
}

.list-item.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #160800;
}

.list-item.active small {
  color: #2c1100;
}

.button-grid-2,
.button-grid-3,
.button-grid-4 {
  display: grid;
  gap: 8px;
}

.button-grid-2 {
  grid-template-columns: 1fr 1fr;
}
.button-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}
.button-grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.info-box,
.empty-box,
.midi-status,
.setting-box {
  padding: 12px;
  border-radius: var(--radius-small);
  border: 1px solid var(--line);
  background: var(--panel-2);
}

.info-box p,
.empty-box p,
.midi-status p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.35;
}

.error-text {
  color: var(--danger) !important;
}
.success-text {
  color: var(--success) !important;
}

.field {
  display: grid;
  gap: 5px;
}

.field span {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
}

.input,
.select,
.textarea {
  width: 100%;
  min-height: 40px;
  border-radius: var(--radius-small);
  border: 1px solid var(--line);
  background: var(--panel-2);
  color: var(--text);
  padding: 10px;
  outline: none;
}

.textarea {
  resize: none;
  min-height: 92px;
  line-height: 1.45;
}

.input:focus,
.select:focus,
.textarea:focus {
  border-color: var(--accent);
}

.note-row,
.chip-row,
.chord-line,
.suggestion-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.note-chip,
.chord-chip,
.beat-chip {
  border-radius: 999px;
  background: var(--panel-3);
  color: var(--accent);
  font-weight: 950;
  text-align: center;
}

.note-chip {
  min-width: 54px;
  padding: 11px 13px;
}

.note-chip.ghost,
.chord-chip.ghost {
  color: var(--muted);
}

.note-detail-row,
.chord-match-row,
.voicing-card,
.song-card,
.section-card,
.progression-card {
  border-radius: var(--radius-small);
  border: 1px solid var(--line);
  background: var(--panel-2);
}

.note-detail-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 6px;
  padding: 10px;
  font-size: 0.82rem;
}

.big-chord-card {
  flex: 0 0 auto;
  padding: 14px;
  border-radius: var(--radius-small);
  border: 1px solid var(--line);
  background: var(--panel-2);
  text-align: center;
}

.big-chord {
  font-size: clamp(2.4rem, 5.6vw, 5.4rem);
  line-height: 1;
  color: var(--accent);
  font-weight: 950;
  letter-spacing: -0.06em;
}

.big-chord-card p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.chord-match-row {
  width: 100%;
  display: grid;
  grid-template-columns: 0.75fr 1fr auto;
  gap: 8px;
  align-items: center;
  padding: 9px;
  text-align: left;
}

.chord-match-row.best {
  border-color: var(--accent);
}

.match-name {
  color: var(--accent);
  font-weight: 950;
}

.match-quality {
  color: var(--muted);
  font-size: 0.78rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.match-score {
  min-width: 40px;
  text-align: center;
  border-radius: 999px;
  background: var(--panel-3);
  padding: 5px 7px;
  font-size: 0.72rem;
}

.voicing-grid {
  min-height: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  overflow: hidden;
}

.voicing-list {
  min-height: 0;
  overflow: auto;
  display: grid;
  align-content: start;
  gap: 8px;
}

.voicing-card {
  padding: 9px;
  display: grid;
  gap: 7px;
}

.voicing-card strong {
  font-size: 0.84rem;
}

.fret-row,
.note-mini-row {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.fret-row span,
.note-mini-row span {
  min-width: 32px;
  padding: 6px;
  border-radius: 8px;
  background: var(--panel-3);
  color: var(--accent);
  text-align: center;
  font-size: 0.75rem;
  font-weight: 900;
}

.song-card {
  min-height: 0;
  overflow: hidden;
  padding: 12px;
  display: grid;
  grid-template-rows: auto auto 1fr;
  gap: 10px;
}

.song-title-row {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
}

.song-title-row h3 {
  margin: 0;
  font-size: 1.28rem;
}

.song-title-row p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.toolbar-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.section-card {
  padding: 10px;
  display: grid;
  gap: 9px;
}

.section-top {
  display: grid;
  grid-template-columns: minmax(140px, 0.8fr) 1fr auto;
  gap: 8px;
  align-items: start;
}

.chord-preview {
  border-radius: var(--radius-small);
  padding: 10px;
  background: var(--panel);
  border: 1px solid var(--line);
  display: grid;
  gap: 8px;
}

.measure-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  border-bottom: 1px dashed var(--line);
  padding-bottom: 8px;
}

.measure-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.measure-label {
  min-width: 32px;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 900;
}

.chord-chip {
  min-width: 54px;
  padding: 8px 11px;
}

.chord-chip.active,
.performance-chord.active {
  background: var(--accent);
  color: #160800;
  box-shadow: 0 0 0 3px rgba(231, 131, 24, 0.22);
}

.chord-library {
  border-radius: var(--radius-small);
  border: 1px solid var(--line);
  background: var(--panel-2);
  padding: 10px;
  display: grid;
  gap: 8px;
}

.chord-btn,
.suggestion-btn {
  min-height: 34px;
  padding: 7px 9px;
  font-size: 0.78rem;
}

.suggestion-btn {
  color: var(--accent);
}

.modal-backdrop,
.performance-backdrop {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  padding: 14px;
  background: rgba(0, 0, 0, 0.72);
}

.modal-card {
  width: min(760px, 100%);
  max-height: min(680px, 100%);
  min-height: 0;
  overflow: hidden;
  border-radius: 24px;
  background: var(--bg);
  box-shadow: 0 24px 80px var(--shadow);
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.modal-header,
.modal-footer,
.performance-header,
.performance-footer {
  padding: 14px;
  background: var(--panel);
}

.modal-header,
.performance-header,
.performance-footer {
  border-bottom: 1px solid var(--line);
}

.modal-footer,
.performance-footer {
  border-top: 1px solid var(--line);
  border-bottom: 0;
}

.modal-header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 10px;
}

.modal-header h2,
.performance-header h2 {
  margin: 0;
  font-size: 1.22rem;
}

.modal-header p,
.performance-header p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.modal-body {
  min-height: 0;
  overflow: auto;
  padding: 14px;
  display: grid;
  align-content: start;
  gap: 10px;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.form-grid .full-span {
  grid-column: 1 / -1;
}

.performance-modal {
  width: min(1180px, 100%);
  height: min(690px, 100%);
  min-height: 0;
  overflow: hidden;
  border-radius: 24px;
  background: var(--bg);
  box-shadow: 0 24px 80px var(--shadow);
  display: grid;
  grid-template-rows: auto auto 1fr auto;
}

.performance-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
}

.performance-header h2 {
  font-size: clamp(1.5rem, 3.2vw, 2.7rem);
  line-height: 1.02;
}

.performance-controls {
  padding: 10px 14px;
  background: var(--panel-2);
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: auto auto 1fr auto;
  align-items: center;
  gap: 10px;
}

.metro-readout {
  min-width: 128px;
  padding: 8px 10px;
  border-radius: var(--radius-small);
  background: var(--panel);
  border: 1px solid var(--line);
  text-align: center;
  font-weight: 950;
  color: var(--accent);
}

.volume-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 180px;
}

.volume-wrap input {
  width: 120px;
}

.performance-body {
  min-height: 0;
  overflow: auto;
  padding: 14px;
  display: grid;
  align-content: start;
  gap: 12px;
}

.performance-section {
  border-radius: 18px;
  padding: 14px;
  background: var(--panel);
  border: 1px solid var(--line);
}

.performance-section h3 {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.performance-measure {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  padding: 8px;
  margin: 4px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: var(--panel-2);
}

.performance-measure.active {
  border-color: var(--accent);
}

.performance-chord {
  min-width: 78px;
  padding: 12px 14px;
  border-radius: 14px;
  background: var(--panel-3);
  color: var(--accent);
  text-align: center;
  font-size: clamp(1.2rem, 2.8vw, 2.25rem);
  font-weight: 950;
}

.performance-footer {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: center;
}

.next-song-info {
  min-width: 0;
  text-align: center;
  display: grid;
  gap: 2px;
}

.next-song-info span {
  color: var(--muted);
  font-size: 0.72rem;
}

.next-song-info strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.setting-box {
  display: grid;
  gap: 7px;
}

.setting-box strong {
  font-size: 0.9rem;
}

.memory-bar {
  height: 12px;
  border-radius: 999px;
  background: var(--panel-3);
  overflow: hidden;
}

.memory-bar > div {
  height: 100%;
  width: var(--memory-width, 0%);
  background: var(--accent);
}

.hidden-input {
  display: none;
}

@media (orientation: portrait) {
  .landscape-app {
    display: none;
  }

  .portrait-blocker {
    width: 100%;
    height: 100%;
    display: grid;
    place-items: center;
    padding: 24px;
  }

  .portrait-card {
    width: min(440px, 100%);
    border-radius: 24px;
    border: 1px solid var(--line);
    background: var(--panel);
    padding: 24px;
    text-align: center;
  }

  .portrait-card h1 {
    margin: 0 0 8px;
  }
  .portrait-card p {
    margin: 0;
    color: var(--muted);
  }
}

@media (max-width: 1050px) and (orientation: landscape) {
  :root {
    --font-scale: 0.93;
  }

  .landscape-app {
    gap: 8px;
    padding: 8px;
  }
  .top-bar {
    min-height: 58px;
    padding: 8px;
  }
  .brand p {
    display: none;
  }
  .logo-mark {
    width: 40px;
    height: 40px;
    border-radius: 13px;
  }
  .mode-tabs {
    min-height: 42px;
  }
  .panel {
    padding: 9px;
    gap: 8px;
  }
  .recognizer-layout {
    grid-template-columns: 0.85fr 0.9fr 1.45fr;
  }
  .song-layout {
    grid-template-columns: 0.68fr 0.76fr 1.85fr;
  }
  .btn,
  .primary-btn,
  .tab-btn,
  .ghost-btn,
  .danger-btn,
  .list-item,
  .chord-btn,
  .suggestion-btn {
    min-height: 34px;
    padding: 7px 8px;
  }
  .status-pill {
    padding: 6px 8px;
    min-width: 62px;
  }
  .top-actions {
    gap: 6px;
  }
  .section-top {
    grid-template-columns: minmax(120px, 0.7fr) 1fr auto;
  }
  .textarea {
    min-height: 70px;
  }
  .performance-backdrop,
  .modal-backdrop {
    padding: 8px;
  }
  .performance-modal,
  .modal-card {
    border-radius: 18px;
  }
  .performance-header,
  .modal-header,
  .modal-footer {
    padding: 10px;
  }
  .performance-controls {
    padding: 8px 10px;
    gap: 8px;
  }
  .performance-body,
  .modal-body {
    padding: 10px;
  }
  .performance-section {
    padding: 10px;
  }
  .performance-chord {
    min-width: 62px;
    padding: 9px 11px;
    border-radius: 12px;
  }
}

@media (max-width: 760px) and (orientation: landscape) {
  :root {
    --font-scale: 0.86;
  }
  .song-layout {
    grid-template-columns: 0.72fr 0.78fr 1.7fr;
  }
  .top-actions .status-pill {
    display: none;
  }
  .button-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .form-grid,
  .settings-grid {
    grid-template-columns: 1fr;
  }
  .performance-controls {
    grid-template-columns: auto 1fr auto;
  }
  .volume-wrap {
    display: none;
  }
}

/* Chordify 1.1: timed chords, beat validation, and tablet-safe chord modals */
.field-help {
  color: var(--muted);
  font-size: 0.7rem;
  line-height: 1.3;
}

.measure-beats {
  min-width: 58px;
  padding: 5px 7px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--panel-2);
  color: var(--muted);
  text-align: center;
  font-size: 0.68rem;
  font-weight: 900;
}

.measure-beats.complete {
  color: var(--success);
}

.measure-beats.automatic {
  color: var(--accent);
}

.measure-beats.over,
.measure-beats.under {
  color: var(--warning);
  border-color: color-mix(in srgb, var(--warning) 55%, var(--line));
}

.measure-row.beat-warning {
  border-radius: 10px;
  padding: 7px;
  border: 1px dashed color-mix(in srgb, var(--warning) 48%, var(--line));
}

.chord-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
}

.chord-chip small,
.performance-chord small {
  display: inline-grid;
  place-items: center;
  min-width: 24px;
  min-height: 20px;
  padding: 2px 5px;
  border-radius: 999px;
  background: var(--panel);
  color: var(--muted);
  font-size: 0.58em;
  font-weight: 900;
}

.performance-chord {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
}

.performance-chord.active small {
  background: rgba(22, 8, 0, 0.18);
  color: #160800;
}

.chord-picker-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.inline-chord-form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

#songEditorScroll {
  scroll-behavior: auto;
  overscroll-behavior: contain;
}

@media (max-width: 1050px) and (orientation: landscape) {
  .measure-beats {
    min-width: 50px;
    padding: 4px 6px;
  }

  .chord-chip small,
  .performance-chord small {
    min-width: 20px;
    min-height: 18px;
  }
}

@media (max-width: 760px) and (orientation: landscape) {
  .inline-chord-form {
    grid-template-columns: 1fr;
  }

  .measure-row {
    gap: 6px;
  }
}

/* Chordify 1.2: explicit section measures and strict beat capacity */
.measure-row {
  display: grid;
  grid-template-columns: auto auto minmax(120px, 1fr) auto auto;
  gap: 8px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 8px;
  background: var(--panel-2);
}

.measure-row.complete {
  border-color: color-mix(in srgb, var(--success) 62%, var(--line));
  background: color-mix(in srgb, var(--success) 8%, var(--panel-2));
}

.measure-row.empty,
.measure-row.under {
  border-style: dashed;
}

.measure-row.locked {
  opacity: 0.62;
}

.measure-chords {
  min-width: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.measure-remaining {
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 800;
  white-space: nowrap;
}

.measure-add-btn {
  min-width: 86px;
}

.performance-measure {
  position: relative;
  padding-top: 30px;
}

.performance-measure.complete {
  border-color: color-mix(in srgb, var(--success) 68%, var(--line));
  background: color-mix(in srgb, var(--success) 10%, var(--panel-2));
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--success) 24%, transparent);
}

.performance-measure.incomplete {
  border-style: dashed;
}

.performance-measure-status {
  position: absolute;
  top: 6px;
  left: 8px;
  padding: 3px 7px;
  border-radius: 999px;
  background: var(--panel);
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.64rem;
  font-weight: 900;
}

.performance-measure.complete .performance-measure-status {
  color: var(--success);
}

.performance-chord.ghost {
  color: var(--muted);
  font-size: 0.82rem;
}

@media (max-width: 1050px) and (orientation: landscape) {
  .measure-row {
    grid-template-columns: auto auto minmax(100px, 1fr) auto;
  }

  .measure-remaining {
    grid-column: 3 / 4;
  }

  .measure-add-btn {
    grid-column: 4 / 5;
    grid-row: 1 / span 2;
  }
}