* { margin: 0; padding: 0; box-sizing: border-box; }
html, body, #root { height: 100%; overflow: hidden; }
body {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  background: #0b0b0e;
  -webkit-font-smoothing: antialiased;
  text-rendering: geometricPrecision;
}

.fidget {
  position: fixed;
  inset: 0;
  user-select: none;
  -webkit-user-select: none;
  touch-action: none;
}
.fidget.dark {
  color: #ededed;
  --bg: #0b0b0e;
  --panel-bg: rgba(18, 18, 22, 0.78);
  --panel-border: rgba(255, 255, 255, 0.09);
  --hairline: rgba(255, 255, 255, 0.06);
  --muted: rgba(255, 255, 255, 0.55);
  --track: rgba(255, 255, 255, 0.13);
  --hover: rgba(255, 255, 255, 0.06);
}
.fidget.light {
  color: #1a1a1a;
  --bg: #f3f1ec;
  --panel-bg: rgba(255, 255, 255, 0.78);
  --panel-border: rgba(0, 0, 0, 0.09);
  --hairline: rgba(0, 0, 0, 0.06);
  --muted: rgba(0, 0, 0, 0.55);
  --track: rgba(0, 0, 0, 0.13);
  --hover: rgba(0, 0, 0, 0.05);
}

.fidget-canvas {
  position: absolute;
  inset: 0;
  cursor: grab;
  display: block;
}
.fidget-canvas.grabbing { cursor: grabbing; }
.fidget-canvas.panning { cursor: move; }

.fidget-btn {
  position: fixed;
  width: 36px;
  height: 36px;
  border-radius: 9px;
  border: 1px solid var(--panel-border);
  background: var(--panel-bg);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  color: inherit;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: inherit;
  font-size: 14px;
  z-index: 10;
  transition: transform 120ms ease, background 200ms ease;
}
.fidget-btn:hover { transform: translateY(-1px); background: var(--hover); }
.fidget-btn-settings { top: 16px; left: 16px; }
.fidget-btn-theme { top: 16px; right: 16px; }
.fidget-btn svg { width: 16px; height: 16px; }

.fidget-zoom {
  padding: 6px 10px;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 7px;
  font-size: 11px;
  letter-spacing: 0.06em;
  font-feature-settings: 'tnum' 1;
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.fidget-help {
  position: fixed;
  bottom: 16px;
  left: 16px;
  font-size: 10.5px;
  letter-spacing: 0.05em;
  color: var(--muted);
  z-index: 5;
  pointer-events: none;
  line-height: 1.7;
}
.fidget-help kbd {
  font-family: inherit;
  font-size: 10px;
  padding: 1px 5px;
  border: 1px solid var(--panel-border);
  border-radius: 4px;
  background: var(--panel-bg);
  margin: 0 2px;
}

.fidget-panel {
  position: fixed;
  top: 64px;
  left: 16px;
  width: 268px;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  border-radius: 12px;
  padding: 10px 13px 12px;
  z-index: 10;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.fidget-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 7px;
  border-bottom: 1px solid var(--hairline);
}
.fidget-panel-title {
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 500;
}
.fidget-panel-close {
  border: none;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  padding: 0;
  width: 22px;
  height: 22px;
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.6;
}
.fidget-panel-close:hover { background: var(--hover); opacity: 1; }

.fidget-slider { display: flex; flex-direction: column; gap: 2px; }
.fidget-slider-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 12px;
}
.fidget-slider-label { opacity: 0.85; }
.fidget-slider-value {
  font-feature-settings: 'tnum' 1;
  color: var(--muted);
  font-size: 11px;
}
.fidget-slider input[type=range] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  background: transparent;
  height: 14px;
  margin: 0;
}
.fidget-slider input[type=range]::-webkit-slider-runnable-track {
  height: 2px;
  background: var(--track);
  border-radius: 1px;
}
.fidget-slider input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: currentColor;
  margin-top: -5.5px;
  border: 2px solid var(--bg);
  cursor: pointer;
  transition: transform 100ms ease;
}
.fidget-slider input[type=range]::-webkit-slider-thumb:hover { transform: scale(1.15); }
.fidget-slider input[type=range]::-moz-range-track {
  height: 2px;
  background: var(--track);
  border-radius: 1px;
}
.fidget-slider input[type=range]::-moz-range-thumb {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: currentColor;
  border: 2px solid var(--bg);
  cursor: pointer;
}

.fidget-slider-desc {
  font-size: 9.5px;
  line-height: 1.3;
  color: var(--muted);
  opacity: 0.7;
  margin-top: 0;
}

.fidget-toggle {
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.fidget-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
}
.fidget-toggle-label { opacity: 0.9; }
.fidget-switch {
  width: 30px;
  height: 17px;
  border-radius: 999px;
  background: var(--track);
  position: relative;
  transition: background 200ms ease;
}
.fidget-switch.on { background: currentColor; }
.fidget-switch-knob {
  position: absolute;
  top: 2px; left: 2px;
  width: 13px; height: 13px;
  border-radius: 50%;
  background: var(--bg);
  transition: transform 180ms cubic-bezier(.4,.1,.2,1);
}
.fidget-switch.on .fidget-switch-knob { transform: translateX(13px); }

.fidget-divider {
  height: 1px;
  background: var(--hairline);
  margin: 0 -2px;
}

.fidget-tabs {
  display: flex;
  gap: 2px;
}
.fidget-tab {
  border: none;
  background: transparent;
  color: inherit;
  font-family: inherit;
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 4px 8px;
  cursor: pointer;
  opacity: 0.4;
  border-radius: 5px;
  font-weight: 500;
}
.fidget-tab:hover { opacity: 0.7; }
.fidget-tab.active {
  opacity: 1;
  background: var(--hover);
}

.fidget-panel-body {
  display: flex;
  flex-direction: column;
  gap: 9px;
  max-height: calc(100vh - 110px);
  overflow-y: auto;
  margin: 0 -4px;
  padding: 0 4px;
}
.fidget-panel-body::-webkit-scrollbar { width: 6px; }
.fidget-panel-body::-webkit-scrollbar-thumb {
  background: var(--track);
  border-radius: 3px;
}

.fidget-zoombar {
  position: fixed;
  bottom: 16px;
  right: 16px;
  display: flex;
  align-items: center;
  gap: 6px;
  z-index: 10;
}
.fidget-zoombar .fidget-btn {
  position: static;
  width: 30px;
  height: 30px;
}

.fidget-charge {
  position: fixed;
  bottom: 60px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-radius: 999px;
  font-size: 10px;
  letter-spacing: 0.18em;
  font-feature-settings: 'tnum' 1;
  z-index: 10;
  pointer-events: none;
  animation: fidget-charge-in 200ms cubic-bezier(.2,.8,.4,1);
}
@keyframes fidget-charge-in {
  from { opacity: 0; transform: translate(-50%, 4px); }
  to { opacity: 1; transform: translate(-50%, 0); }
}
.fidget-charge-label { color: var(--muted); }
.fidget-charge-bar {
  width: 100px;
  height: 3px;
  background: var(--track);
  border-radius: 2px;
  overflow: hidden;
}
.fidget-charge-fill {
  height: 100%;
  background: currentColor;
  border-radius: 2px;
  transition: width 100ms linear;
}
.fidget-charge-pct {
  width: 32px;
  text-align: right;
}

.fidget-reset {
  margin-top: 2px;
  padding: 5px 9px;
  border-radius: 6px;
  background: transparent;
  color: inherit;
  border: 1px solid var(--panel-border);
  cursor: pointer;
  font-family: inherit;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: background 150ms ease;
}
.fidget-reset:hover { background: var(--hover); }