:root {
  --ab-bg: #f6f7f9;
  --ab-panel: #ffffff;
  --ab-text: #1d2733;
  --ab-muted: #657180;
  --ab-border: #dbe2ea;
  --ab-accent: #0a84ff;
  --ab-accent-dark: #0068cc;
  --ab-danger: #c2410c;
  --ab-heard: #109986;
  --ab-radius: 8px;
  --ab-shadow: 0 12px 34px rgba(22, 34, 51, 0.08);
}

.ab-app,
.ab-app *,
.ab-dialog,
.ab-dialog *,
.ab-small-dialog,
.ab-small-dialog * { box-sizing: border-box; }

.ab-app {
  margin: 0;
  background: var(--ab-bg);
  color: var(--ab-text);
  font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
}

.ab-app {
  max-width: 1800px;
  margin: 0 auto;
  padding: 24px;
}

.ab-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 16px;
}

.ab-kicker {
  margin: 0 0 4px;
  color: var(--ab-muted);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.ab-app h1,
.ab-app h2 {
  margin: 0;
  line-height: 1.15;
}

.ab-app h1 { font-size: 30px; }
.ab-app h2 { font-size: 15px; margin-bottom: 12px; }

.ab-header-actions,
.ab-viz-controls,
.ab-dialog-bar,
.ab-panel-header {
  display: flex;
  align-items: center;
  gap: 10px;
}

.ab-layout {
  display: grid;
  grid-template-columns: minmax(760px, 1fr) 255px 480px;
  gap: 14px;
  align-items: start;
}

.ab-panel {
  background: var(--ab-panel);
  border: 1px solid var(--ab-border);
  border-radius: var(--ab-radius);
  padding: 14px;
  box-shadow: var(--ab-shadow);
}

.ab-left {
  display: grid;
  gap: 10px;
}

.ab-controls {
  display: grid;
  gap: 10px;
}

.ab-controls .ab-panel:last-child {
  display: grid;
  gap: 10px;
}

.ab-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(130px, 1fr));
  gap: 10px 14px;
}

.ab-span-2 { grid-column: span 2; }
.ab-audio-grid { grid-template-columns: repeat(6, minmax(90px, 1fr)); margin-top: 12px; }
.ab-advanced-toggle { display: none; margin-top: 12px; width: 100%; }

.ab-app label,
.ab-dialog label,
.ab-small-dialog label {
  display: grid;
  gap: 5px;
  color: var(--ab-muted);
  font-size: 12px;
  font-weight: 700;
}

.ab-app input,
.ab-app select,
.ab-dialog input,
.ab-dialog select,
.ab-small-dialog input,
.ab-small-dialog select {
  width: 100%;
  border: 1px solid var(--ab-border) !important;
  border-radius: 6px !important;
  padding: 9px 10px !important;
  background: #fbfcfe !important;
  color: var(--ab-text) !important;
  font: inherit !important;
  min-height: 40px;
}

.ab-app button,
.ab-dialog button,
.ab-small-dialog button,
.ab-file-button {
  border: 1px solid var(--ab-border) !important;
  border-radius: 6px !important;
  background: #eef2f7 !important;
  color: var(--ab-text) !important;
  padding: 9px 12px !important;
  font-weight: 800 !important;
  cursor: pointer;
  text-align: center !important;
  font: inherit !important;
  line-height: 1.25 !important;
  text-transform: none !important;
  box-shadow: none !important;
}

.ab-app button:hover,
.ab-dialog button:hover,
.ab-small-dialog button:hover,
.ab-file-button:hover { background: #e2e8f0 !important; }
.ab-app .ab-primary,
.ab-dialog .ab-primary,
.ab-small-dialog .ab-primary { background: var(--ab-accent) !important; color: #fff !important; border-color: var(--ab-accent-dark) !important; }
.ab-app .ab-primary:hover,
.ab-dialog .ab-primary:hover,
.ab-small-dialog .ab-primary:hover { background: var(--ab-accent-dark) !important; }
.ab-app .ab-heard { background: var(--ab-heard) !important; color: #fff !important; border-color: #0f766e !important; }
.ab-app .ab-heard:hover,
.ab-app .ab-heard:active,
.ab-app .ab-heard:focus,
.ab-app .ab-heard:focus-visible {
  background: var(--ab-heard) !important;
  color: #fff !important;
  border-color: #0f766e !important;
  outline: 2px solid rgba(16, 153, 134, 0.22) !important;
}
.ab-app .ab-danger,
.ab-dialog .ab-danger,
.ab-small-dialog .ab-danger { background: #fee2e2 !important; color: #991b1b !important; border-color: #fca5a5 !important; }
.ab-small { padding: 6px 9px; font-size: 12px; }

.ab-file-button input { display: none; }
.ab-inline-file { align-content: end; color: var(--ab-text); }

.ab-muted {
  margin: 10px 0 0;
  color: var(--ab-muted);
  font-size: 13px;
}

.ab-status {
  margin: 0;
  padding: 10px 12px;
  border-radius: 6px;
  background: #eaf2ff;
  border: 1px solid #c9defa;
  color: var(--ab-text);
}

.ab-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.ab-tabs button.is-active {
  background: var(--ab-text) !important;
  border-color: var(--ab-text) !important;
  color: #fff !important;
}

.ab-frequency-table {
  display: grid;
  gap: 8px;
}

.ab-frequency-row {
  display: grid;
  grid-template-columns: 96px repeat(8, minmax(56px, 1fr));
  gap: 6px;
  align-items: center;
}

.ab-frequency-row span {
  color: var(--ab-muted);
  font-size: 12px;
  font-weight: 800;
}

.ab-frequency-row input {
  text-align: center;
  padding: 7px 5px;
}

.ab-frequency-row input[data-frequency-value] {
  font-weight: 800 !important;
  background: #fff !important;
}

.ab-frequency-enabled-row {
  align-items: center;
}

.ab-frequency-check {
  display: flex !important;
  align-items: center;
  justify-content: center;
  min-height: 34px;
}

.ab-frequency-check input {
  width: 20px !important;
  min-height: 20px !important;
  margin: 0;
  accent-color: var(--ab-accent);
}

.ab-start-offsets {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

.ab-start-offsets button {
  min-width: 84px;
}

.ab-metric {
  display: grid;
  gap: 4px;
  margin-bottom: 14px;
}

.ab-metric span {
  color: var(--ab-muted);
  font-size: 12px;
  font-weight: 700;
}

.ab-metric strong {
  font-size: 28px;
}

.ab-app progress {
  width: 100%;
  height: 12px;
}

.ab-log-panel { min-height: 420px; }
.ab-panel-header { justify-content: space-between; margin-bottom: 8px; }
.ab-panel-header h2 { margin-bottom: 0; }
.ab-table-wrap { overflow: auto; max-height: 500px; }

.ab-app table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.ab-app th,
.ab-app td {
  border-bottom: 1px solid var(--ab-border);
  padding: 8px 6px;
  text-align: center;
}

.ab-app th {
  background: #eef2f7;
  position: sticky;
  top: 0;
  z-index: 1;
}

.ab-app td:first-child,
.ab-app th:first-child { text-align: left; }
.ab-app tbody tr { cursor: pointer; }
.ab-app tbody tr.is-selected,
.ab-app tbody tr.is-selected:nth-child(odd),
.ab-app tbody tr.is-selected:nth-child(even) { background: #0a84ff !important; }
.ab-app tbody tr.is-selected td {
  background: #0a84ff !important;
  color: #fff !important;
  border-bottom-color: #0068cc !important;
}

.ab-table-input {
  min-width: 92px !important;
  min-height: 30px !important;
  padding: 5px 7px !important;
  font-size: 12px !important;
}

.ab-dialog {
  width: min(1830px, calc(100vw - 16px));
  height: min(1230px, calc(100vh - 16px));
  border: 0;
  border-radius: 10px;
  padding: 0;
  background: var(--ab-panel);
  color: var(--ab-text);
  box-shadow: 0 24px 80px rgba(22, 34, 51, .22);
  z-index: 999999;
}

.ab-dialog::backdrop,
.ab-small-dialog::backdrop { background: rgba(22, 34, 51, .36); }
.ab-dialog-bar { justify-content: space-between; padding: 12px; background: #eef2f7; border-bottom: 1px solid var(--ab-border); position: relative; z-index: 40; }
.ab-viz-controls {
  position: relative;
  z-index: 40;
  display: grid;
  grid-template-columns: repeat(5, minmax(136px, 1fr));
  gap: 10px;
  padding: 12px;
  background: #fbfcfe;
  border-bottom: 1px solid var(--ab-border);
}
.ab-viz-controls label {
  position: relative;
  z-index: 50;
  color: var(--ab-muted);
}
.ab-viz-controls label::before,
.ab-viz-controls label::after,
.ab-viz-controls .select2,
.ab-viz-controls .select2-container,
.ab-viz-controls .select2-container--default,
.ab-viz-controls .select2-selection,
.ab-viz-controls .nectar-select,
.ab-viz-controls .select-wrapper,
.ab-viz-controls .chosen-container {
  content: none !important;
  display: none !important;
  visibility: hidden !important;
  pointer-events: none !important;
}
.ab-viz-controls select {
  position: static !important;
  z-index: 50 !important;
  pointer-events: auto !important;
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
  height: 42px !important;
  min-height: 42px !important;
  line-height: 1.2 !important;
  cursor: pointer !important;
  appearance: auto !important;
  -webkit-appearance: menulist !important;
  -moz-appearance: auto !important;
  padding-right: 10px !important;
  background-color: #fbfcfe !important;
  background-image: none !important;
  transform: none !important;
  margin: 0 !important;
}
.ab-viz-curves {
  position: relative;
  z-index: 35;
  min-height: 46px;
  padding: 10px 12px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
  background: #fff;
  border-bottom: 1px solid var(--ab-border);
}
.ab-viz-curves label { color: var(--ab-text); display: flex; align-items: center; gap: 6px; margin: 0; }
.ab-viz-curves input { width: auto; min-height: auto; }
.ab-viz-curves button { padding: 6px 9px !important; font-size: 12px !important; }
.ab-check-row {
  display: flex !important;
  align-items: center;
  gap: 8px;
  color: var(--ab-text) !important;
}
.ab-check-row input {
  width: auto !important;
  min-height: auto !important;
  accent-color: var(--ab-accent);
}
.ab-chart-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 230px;
  gap: 12px;
  padding: 0 12px 12px;
  height: calc(100% - 190px);
}
.ab-chart {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  min-height: 430px;
}
.ab-chart .plot-container,
.ab-chart .svg-container {
  z-index: 1 !important;
}
.ab-viz-snr {
  border-left: 1px solid var(--ab-border);
  padding: 12px 0 12px 12px;
  overflow: auto;
}
.ab-viz-snr h3 {
  margin: 0 0 10px;
  font-size: 14px;
}
.ab-viz-legend-row {
  display: grid;
  grid-template-columns: 14px 1fr;
  gap: 8px;
  align-items: start;
  padding: 8px 0;
  border-bottom: 1px solid #edf1f5;
}
.ab-viz-swatch {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  margin-top: 2px;
}
.ab-viz-legend-row strong,
.ab-viz-legend-row small {
  display: block;
}
.ab-viz-legend-row small {
  color: var(--ab-muted);
  margin-top: 2px;
}

.ab-small-dialog {
  width: min(460px, calc(100vw - 32px));
  border: 0;
  border-radius: 10px;
  padding: 0;
  color: var(--ab-text);
  background: var(--ab-panel);
  box-shadow: 0 24px 80px rgba(22, 34, 51, .22);
}

.ab-dialog.is-mobile {
  width: 100vw !important;
  max-width: 100vw !important;
  height: 100dvh !important;
  max-height: 100dvh !important;
  border-radius: 0 !important;
}

.ab-dialog.is-mobile .ab-viz-controls {
  grid-template-columns: 1fr !important;
}

.ab-dialog.is-mobile .ab-viz-curves {
  max-height: 132px;
  overflow: auto;
  align-items: flex-start;
}

.ab-dialog.is-mobile .ab-chart-layout {
  display: block;
  height: auto;
  padding: 0 10px 10px;
}

.ab-dialog.is-mobile .ab-chart {
  height: calc(100dvh - 330px);
  min-height: 280px;
}

.ab-dialog.is-mobile .ab-viz-snr {
  border-left: 0;
  border-top: 1px solid var(--ab-border);
  margin-top: 10px;
  padding: 10px 0 0;
  max-height: 150px;
}

.ab-small-dialog.is-mobile {
  width: min(94vw, 460px) !important;
}

.ab-series-actions {
  display: grid;
  gap: 10px;
  padding: 14px;
}

.ab-series-actions p { margin: 0 0 4px; color: var(--ab-muted); }

@media (max-width: 1180px) {
  .ab-layout { grid-template-columns: 1fr; }
  .ab-grid, .ab-audio-grid { grid-template-columns: repeat(2, minmax(120px, 1fr)); }
  .ab-header { align-items: flex-start; flex-direction: column; }
  .ab-frequency-row { grid-template-columns: 90px repeat(4, minmax(56px, 1fr)); }
}

@media (max-width: 760px) {
  .ab-app {
    width: 100%;
    max-width: none;
    padding: 12px;
  }

  .ab-header {
    gap: 12px;
    margin-bottom: 12px;
  }

  .ab-app h1 {
    font-size: 24px;
  }

  .ab-header-actions,
  .ab-panel-header {
    width: 100%;
    align-items: stretch;
    flex-direction: column;
  }

  .ab-header-actions button,
  .ab-header-actions .ab-file-button,
  .ab-controls button {
    width: 100%;
    min-height: 46px;
  }

  .ab-panel {
    padding: 12px;
    border-radius: 7px;
  }

  .ab-grid,
  .ab-audio-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .ab-span-2 {
    grid-column: auto;
  }

  .ab-tabs {
    display: grid;
    grid-template-columns: 1fr;
  }

  .ab-tabs button {
    min-height: 44px;
  }

  .ab-frequency-table {
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .ab-frequency-row {
    min-width: 560px;
    grid-template-columns: 96px repeat(8, minmax(48px, 1fr));
  }

  .ab-metric strong {
    font-size: 24px;
  }

  .ab-log-panel {
    min-height: 300px;
  }

  .ab-table-wrap {
    max-height: 360px;
  }

  .ab-app table {
    min-width: 520px;
    font-size: 12px;
  }

  .ab-dialog {
    width: 100vw;
    max-width: 100vw;
    height: 100dvh;
    max-height: 100dvh;
    border-radius: 0;
  }

  .ab-dialog-bar {
    gap: 8px;
  }

  .ab-viz-controls {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .ab-viz-curves {
    max-height: 132px;
    overflow: auto;
    align-items: flex-start;
  }

  .ab-viz-curves label {
    min-height: 32px;
  }

  .ab-chart {
    height: calc(100dvh - 330px);
    min-height: 300px;
  }

  .ab-small-dialog {
    width: min(94vw, 460px);
  }
}

.ab-app.is-mobile {
  width: 100% !important;
  max-width: 100% !important;
  min-width: 0 !important;
  overflow-x: hidden;
  padding: 10px !important;
}

.ab-app.is-mobile .ab-header,
.ab-app.is-mobile .ab-header-actions,
.ab-app.is-mobile .ab-panel-header {
  width: 100%;
  align-items: stretch;
  flex-direction: column;
  gap: 10px;
}

.ab-app.is-mobile .ab-layout {
  display: block !important;
  grid-template-columns: 1fr !important;
  width: 100% !important;
  max-width: 100% !important;
  min-width: 0 !important;
  overflow: hidden;
}

.ab-app.is-mobile .ab-left,
.ab-app.is-mobile .ab-controls {
  display: grid;
  gap: 10px;
  width: 100% !important;
  max-width: 100% !important;
  min-width: 0 !important;
}

.ab-app.is-mobile .ab-panel,
.ab-app.is-mobile .ab-grid,
.ab-app.is-mobile .ab-grid > *,
.ab-app.is-mobile .ab-audio-grid,
.ab-app.is-mobile .ab-audio-grid > *,
.ab-app.is-mobile label,
.ab-app.is-mobile input,
.ab-app.is-mobile select,
.ab-app.is-mobile textarea,
.ab-app.is-mobile .ab-file-button,
.ab-app.is-mobile .ab-inline-file {
  width: 100% !important;
  max-width: 100% !important;
  min-width: 0 !important;
}

.ab-app.is-mobile .ab-panel {
  overflow: hidden;
}

.ab-app.is-mobile .ab-controls,
.ab-app.is-mobile .ab-log-panel {
  margin-top: 10px;
}

.ab-app.is-mobile .ab-grid,
.ab-app.is-mobile .ab-audio-grid {
  display: grid;
  grid-template-columns: 1fr !important;
}

.ab-app.is-mobile .ab-span-2 {
  grid-column: auto;
}

.ab-app.is-mobile .ab-header-actions button,
.ab-app.is-mobile .ab-header-actions .ab-file-button,
.ab-app.is-mobile .ab-controls button {
  width: 100%;
  min-height: 46px;
}

.ab-app.is-mobile .ab-tabs {
  display: grid;
  grid-template-columns: 1fr;
}

.ab-app.is-mobile .ab-advanced-toggle {
  display: block;
}

.ab-app.is-mobile .ab-audio-grid {
  display: none;
}

.ab-app.is-mobile.show-advanced-audio .ab-audio-grid {
  display: grid;
}

.ab-app.is-mobile .ab-frequency-table {
  overflow-x: auto;
  padding-bottom: 6px;
  -webkit-overflow-scrolling: touch;
}

.ab-app.is-mobile .ab-frequency-row {
  min-width: 540px;
  grid-template-columns: 96px repeat(8, minmax(48px, 1fr));
}

.ab-app.is-mobile .ab-table-wrap {
  max-height: 340px;
  overflow: auto;
  -webkit-overflow-scrolling: touch;
}

.ab-app.is-mobile table {
  min-width: 520px;
}

.ab-app.is-mobile .ab-app h1,
.ab-app.is-mobile h1 {
  font-size: 22px;
}

.ab-dialog:has(.ab-viz-controls) {
  max-width: 100vw;
}

@media (max-width: 760px) {
  .ab-dialog {
    inset: 0;
  }
}

@media (max-width: 430px) {
  .ab-app {
    padding: 8px;
  }

  .ab-app h1 {
    font-size: 21px;
  }

  .ab-panel {
    padding: 10px;
  }

  .ab-frequency-row {
    min-width: 520px;
  }

  .ab-chart {
    height: calc(100dvh - 350px);
    min-height: 260px;
  }
}