* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  height: 100%;
  background: #0a0d12;
  color: #e6edf3;
  font-family: Inter, system-ui, sans-serif;
}

#app {
  position: relative;
  height: 100%;
  overflow: hidden;
}

#render-canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.top-overlay-panels {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 20;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 8px;
  max-width: calc(100vw - 24px);
}

.smoke-test-panel {
  min-width: 220px;
  max-width: min(320px, calc(100vw - 24px));
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(10, 14, 20, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.24);
  color: #ffffff;
}

.smoke-test-panel.is-collapsed {
  min-width: 0;
  max-width: 220px;
  padding: 8px 10px;
}

.smoke-test-panel.is-collapsed .smoke-test-panel-body {
  display: none;
}

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

.smoke-test-panel-title {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.smoke-test-toggle {
  width: 24px;
  height: 24px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  font: inherit;
  line-height: 1;
  cursor: pointer;
}

.smoke-test-toggle:hover {
  background: rgba(255, 255, 255, 0.14);
}

.smoke-test-panel-body {
  display: grid;
  gap: 6px;
  margin-top: 8px;
}

.smoke-test-checkbox-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: #ffffff;
  cursor: pointer;
  user-select: none;
}

.smoke-test-checkbox-row input {
  margin: 0;
  width: 14px;
  height: 14px;
  accent-color: #ffffff;
}

.ffb-panel {
  min-width: 560px;
  max-width: min(560px, calc(100vw - 24px));
}

.ffb-panel-body {
  gap: 8px;
}

.drivetrain-panel {
  min-width: 690px;
  max-width: min(760px, calc(100vw - 24px));
}

.drivetrain-panel-body {
  gap: 8px;
}

.drivetrain-toggle-row {
  justify-content: flex-start;
  font-weight: 700;
}

.drivetrain-toggle-value {
  margin-left: auto;
  color: #ffd166;
  font-size: 0.82rem;
}

.drivetrain-panel-compact-values {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
  align-items: start;
}

.drivetrain-panel-advanced {
  margin-top: 4px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.drivetrain-panel-advanced-summary {
  cursor: pointer;
  list-style: none;
  padding: 9px 10px;
  color: #ffd166;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.drivetrain-panel-advanced-summary::-webkit-details-marker {
  display: none;
}

.drivetrain-panel-advanced-summary::before {
  content: '+';
  display: inline-block;
  width: 12px;
  margin-right: 8px;
}

.drivetrain-panel-advanced[open] .drivetrain-panel-advanced-summary::before {
  content: '−';
}

.drivetrain-panel-advanced-body {
  display: grid;
  gap: 8px;
  padding: 0 8px 8px;
}

.drivetrain-panel-advanced-controls {
  display: grid;
  gap: 6px;
  padding: 4px 2px 0;
}

.drivetrain-panel-values {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(0, 0.95fr);
  gap: 8px;
  align-items: start;
}

.drivetrain-panel-column {
  display: grid;
  gap: 3px;
}

.drivetrain-panel-section-title {
  color: #ffd166;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 4px 5px;
}

.drivetrain-panel-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  padding: 4px 5px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.03);
}

.drivetrain-panel-label {
  color: #c6d0db;
  font-size: 0.72rem;
}

.drivetrain-panel-value {
  color: #ffd166;
  font-size: 0.72rem;
  text-align: right;
}

.ffb-panel-note,
.ffb-panel-meta {
  color: #c6d0db;
  font-size: 0.78rem;
  line-height: 1.4;
}

.ffb-panel-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.ffb-primary-actions {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.ffb-diagnostic-section {
  display: grid;
  gap: 6px;
}

.ffb-diagnostic-title {
  color: #ffd166;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ffb-diagnostic-actions {
  grid-template-columns: 1fr;
}

.ffb-panel-actions button,
.ffb-collapsed-bar button {
  width: 100%;
  padding: 9px 10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  color: #e6edf3;
  font: inherit;
  cursor: pointer;
}

.ffb-panel-actions button:disabled,
.ffb-collapsed-bar button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.ffb-danger-button {
  background: rgba(255, 123, 114, 0.15);
  border-color: rgba(255, 123, 114, 0.44);
  color: #ffb1ab;
}

.ffb-collapsed-bar {
  margin-top: 8px;
}

.ffb-slider-grid {
  display: grid;
  gap: 8px;
  margin-top: 2px;
}

.ffb-three-column-layout {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.ffb-control-group {
  display: grid;
  gap: 6px;
  padding: 8px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.ffb-control-group--overall {
  width: 100%;
}

.ffb-group-title {
  color: #ffd166;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ffb-group-body {
  display: grid;
  gap: 6px;
}

.ffb-slider-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4px 10px;
  padding: 6px 8px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
}

.ffb-slider-row span {
  color: #e6edf3;
  font-size: 0.8rem;
}

.ffb-slider-row strong {
  color: #ffd166;
  font-size: 0.78rem;
}

.ffb-slider-row input {
  grid-column: 1 / -1;
  width: 100%;
}

.ffb-slider-row input[type="checkbox"] {
  grid-column: auto;
  width: 18px;
  justify-self: end;
  align-self: center;
}

.ffb-diagnostics {
  margin: 0;
  min-height: 88px;
  padding: 10px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #c6d0db;
  white-space: pre-wrap;
  font: 0.76rem/1.4 ui-monospace, SFMono-Regular, Consolas, monospace;
}

.hud {
  position: absolute;
  top: 14px;
  left: 14px;
  width: min(380px, calc(100vw - 28px));
  max-height: calc(100vh - 28px);
  overflow: auto;
  padding: 14px;
  border-radius: 16px;
  background: rgba(10, 14, 20, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.3);
}

.cockpit-hud {
  position: relative;
  top: auto;
  left: auto;
  width: min(380px, calc(100vw - 28px));
  max-height: calc(100vh - 28px);
}

.hud-collapse-tab {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 28px;
  height: 28px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.07);
  color: #e6edf3;
  font: inherit;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  z-index: 1;
}

.hud-collapse-tab:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.2);
}

.cockpit-hud.is-collapsed {
  display: grid;
  grid-template-columns: 1fr 28px;
  align-items: center;
  width: auto;
  min-width: 180px;
  max-height: none;
  overflow: hidden;
  padding: 8px 10px;
}

.cockpit-hud.is-collapsed > :not(.hud-collapse-tab):not(.eyebrow) {
  display: none;
}

.cockpit-hud.is-collapsed .hud-collapse-tab {
  position: static;
  display: block;
  width: 28px;
  height: 28px;
  margin: 0;
}

.cockpit-hud.is-collapsed .eyebrow {
  display: block;
  margin: 0;
}

.eyebrow {
  margin-bottom: 6px;
  color: #ffd166;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 8px;
  font-size: 1.4rem;
}

.subtle {
  margin: 0 0 10px;
  color: #9aa4b2;
  line-height: 1.35;
  font-size: 0.92rem;
}

.controls {
  display: grid;
  gap: 6px;
  margin-bottom: 12px;
  color: #c6d0db;
  font-size: 0.9rem;
}

.compact-controls {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px 10px;
  font-size: 0.82rem;
}

.preset-group,
.tuning-group,
.line-lock-group,
.system-health-panel,
.telemetry-panel,
.wheel-panel {
  margin-bottom: 12px;
}

.preset-label {
  margin-bottom: 8px;
  color: #9aa4b2;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.preset-buttons {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

#distance-mode-buttons {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.preset-buttons button {
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  color: #e6edf3;
  font: inherit;
  cursor: pointer;
  transition: background 120ms ease, border-color 120ms ease;
}

.preset-buttons button:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.18);
}

.preset-buttons button.is-active {
  background: rgba(255, 209, 102, 0.16);
  border-color: rgba(255, 209, 102, 0.48);
  color: #ffd166;
}

.wheel-panel {
  padding: 10px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.wheel-panel-note {
  margin: 0 0 10px;
  color: #9aa4b2;
  font-size: 0.82rem;
  line-height: 1.35;
}

.wheel-panel-actions {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  margin-bottom: 10px;
}

.wheel-panel-actions-secondary {
  margin-top: 10px;
}

.wheel-panel select,
.wheel-panel button {
  width: 100%;
  padding: 9px 10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  color: #e6edf3;
  font: inherit;
}

.wheel-panel button {
  cursor: pointer;
}

.wheel-panel-summary {
  display: grid;
  gap: 6px;
}

.wheel-device-meta,
.wheel-profile-row,
.wheel-live-value,
.wheel-calibration-note,
.wheel-calibration-meta {
  color: #9aa4b2;
  font-size: 0.78rem;
}

.wheel-profile-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
}

.wheel-mapping-header,
.wheel-mapping-row {
  display: grid;
  grid-template-columns: minmax(88px, 1fr) minmax(86px, 0.8fr) minmax(86px, 0.8fr) minmax(0, 1.7fr);
  gap: 8px;
  align-items: center;
}

.wheel-mapping-header {
  margin: 12px 0 6px;
  color: #9aa4b2;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.wheel-mapping-rows,
.wheel-calibration-rows {
  display: grid;
  gap: 6px;
}

.wheel-calibration-rows {
  margin-top: 10px;
}

.wheel-mapping-row,
.wheel-calibration-row {
  padding: 8px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
}

.wheel-mapping-label,
.wheel-calibration-label {
  font-size: 0.84rem;
  color: #e6edf3;
}

.wheel-calibration-row {
  display: grid;
  grid-template-columns: minmax(88px, 1fr) minmax(0, 1.2fr) repeat(2, minmax(0, 0.9fr));
  gap: 8px;
  align-items: center;
}

.wheel-calibration-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.wheel-calibration-actions button {
  padding: 8px 10px;
}

@media (max-width: 900px) {
  .top-overlay-panels {
    flex-direction: column;
    width: calc(100vw - 24px);
  }

  .smoke-test-panel,
  .ffb-panel {
    width: 100%;
    min-width: 0;
    max-width: none;
  }

  .ffb-three-column-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .wheel-mapping-header {
    display: none;
  }

  .wheel-mapping-row,
  .wheel-calibration-row,
  .ffb-slider-row {
    grid-template-columns: 1fr;
  }

  .wheel-calibration-actions,
  .ffb-panel-actions {
    grid-template-columns: 1fr;
  }
}

.slider-grid {
  display: grid;
  gap: 10px;
}

.slider-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px 10px;
  padding: 10px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.slider-row span {
  color: #c6d0db;
  font-size: 0.9rem;
}

.slider-row strong {
  color: #ffd166;
  font-size: 0.88rem;
}

.slider-row input {
  grid-column: 1 / -1;
  width: 100%;
}

.slider-row-checkbox {
  align-items: center;
}

.slider-row-checkbox input[type="checkbox"] {
  grid-column: 2;
  grid-row: 1 / span 2;
  width: 18px;
  height: 18px;
  justify-self: end;
  align-self: center;
  accent-color: #ffd166;
}

.mass-mode-row span {
  color: #c6d0db;
  font-size: 0.9rem;
}

.line-lock-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.race-controls-row {
  align-items: center;
}

.race-action-buttons {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  flex: 1;
}

.race-action-buttons button {
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  color: #e6edf3;
  font: inherit;
  cursor: pointer;
  transition: background 120ms ease, border-color 120ms ease;
}

.race-action-buttons button:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.18);
}

#reset-run {
  background: rgba(125, 211, 252, 0.12);
  border-color: rgba(125, 211, 252, 0.28);
  color: #c9f0ff;
}

.connection-button-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.connection-button-grid button {
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  color: #e6edf3;
  font: inherit;
  cursor: pointer;
  transition: background 120ms ease, border-color 120ms ease;
}

.connection-button-grid button:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.18);
}

.connection-button-grid button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

#green-launch {
  background: rgba(70, 170, 70, 0.18);
  border-color: rgba(100, 220, 100, 0.42);
  color: #9df59d;
}

#green-launch.is-armed {
  background: rgba(70, 220, 70, 0.28);
  border-color: rgba(130, 255, 130, 0.62);
  color: #d9ffd9;
}

#line-lock-status,
.line-lock-status {
  font-size: 0.82rem;
  letter-spacing: 0.08em;
}

.line-lock-status.is-on {
  color: #ff7b72;
}

.line-lock-status.is-off {
  color: #9aa4b2;
}

#toggle-line-lock {
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  color: #e6edf3;
  font: inherit;
  cursor: pointer;
  transition: background 120ms ease, border-color 120ms ease;
}

#toggle-line-lock:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.18);
}

#toggle-line-lock.is-active {
  background: rgba(255, 123, 114, 0.14);
  border-color: rgba(255, 123, 114, 0.46);
  color: #ff7b72;
}

.readout-grid,
.health-grid,
.telemetry-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.compact-readout-grid .readout-card-wide {
  grid-column: 1 / -1;
}

.readout-card,
.telemetry-card {
  display: grid;
  gap: 6px;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.readout-card span,
.telemetry-card span {
  color: #9aa4b2;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.readout-card strong,
.telemetry-card strong {
  font-size: 0.84rem;
  line-height: 1.3;
}

.telemetry-card-wide {
  grid-column: 1 / -1;
}

.status-ok {
  color: #7ae582;
}

.status-warn {
  color: #ffd166;
}

.status-problem {
  color: #ff7b72;
}

.health-warnings-wrap {
  display: grid;
  gap: 8px;
  margin-top: 10px;
}

.health-warnings-label {
  color: #9aa4b2;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.health-warnings {
  margin: 0;
  min-height: 86px;
  padding: 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  white-space: pre-wrap;
  font: 0.8rem/1.45 ui-monospace, SFMono-Regular, Consolas, monospace;
}

.debug-tools {
  display: grid;
  gap: 10px;
  margin-bottom: 10px;
}

.debug-status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.debug-status-label {
  color: #c6d0db;
  font-size: 0.88rem;
}

.debug-status {
  font-size: 0.82rem;
  letter-spacing: 0.08em;
}

.debug-status.is-live {
  color: #7ae582;
}

.debug-status.is-frozen {
  color: #ffd166;
}

.debug-button-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.debug-button-row button {
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  color: #e6edf3;
  font: inherit;
  cursor: pointer;
  transition: background 120ms ease, border-color 120ms ease;
}

.debug-button-row button:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.18);
}

.debug-button-row button.is-active {
  background: rgba(255, 209, 102, 0.16);
  border-color: rgba(255, 209, 102, 0.48);
  color: #ffd166;
}

#debug-output,
#debug-snapshot-output {
  display: block;
  width: 100%;
  margin: 0;
  min-height: 178px;
  padding: 12px;
  overflow: auto;
  resize: vertical;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #d7dee7;
  white-space: pre-wrap;
  font: 0.82rem/1.45 ui-monospace, SFMono-Regular, Consolas, monospace;
  pointer-events: auto;
  user-select: text;
  -webkit-user-select: text;
}

#debug-snapshot-output {
  min-height: 160px;
}

.snapshot-group {
  margin-top: 12px;
}

.debug-panel {
  margin-top: 12px;
}

.compact-note,
.compact-warning {
  margin-bottom: 0;
  font-size: 0.82rem;
}

.compact-warning {
  margin-top: 6px;
  color: #ffd36b;
}