:root {
  --bg: #0f172a;
  --panel: #111827;
  --text: #e5e7eb;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --same: #facc15;
  --match: #c084fc;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Arial, "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow: hidden;
}

#app {
display: grid;
grid-template-columns: 310px 1fr 350px;
height: 100vh;
transition: grid-template-columns 0.18s ease;
}

aside {
  background: var(--panel);
  border-right: 1px solid #334155;
  padding: 14px;
  overflow: auto;
}

#right {
border-right: 0;
border-left: 1px solid #334155;
position: relative;
}

h2 {
  margin: 6px 0 12px;
  font-size: 18px;
}

h3 {
  margin: 16px 0 8px;
  font-size: 14px;
  color: #cbd5e1;
}

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

button {
  background: #334155;
  color: var(--text);
  border: 1px solid #475569;
  border-radius: 8px;
  padding: 8px 10px;
  cursor: pointer;
  margin: 3px 2px;
}

button:hover {
  border-color: var(--accent);
}

button.primary {
  background: #075985;
  border-color: #0ea5e9;
}

button.danger {
  background: #7f1d1d;
  border-color: #ef4444;
}

button.ok {
  background: #14532d;
  border-color: #22c55e;
}

input,
select,
textarea {
  width: 100%;
  background: #0b1220;
  color: var(--text);
  border: 1px solid #475569;
  border-radius: 8px;
  padding: 8px;
  margin: 4px 0 8px;
}

input[type="checkbox"] {
  width: auto;
  margin-right: 6px;
}

input[type="file"] {
  font-size: 12px;
}

textarea {
  min-height: 100px;
  font-family: ui-monospace, Consolas, monospace;
  font-size: 12px;
}

label {
  font-size: 13px;
  color: #cbd5e1;
}

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

.row > * {
  flex: 1;
}

.hint {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.45;
}

.sep {
  height: 1px;
  background: #334155;
  margin: 12px 0;
}

.pill {
  display: inline-block;
  background: #334155;
  border-radius: 999px;
  padding: 2px 8px;
  margin: 2px;
  font-size: 12px;
  color: #cbd5e1;
}

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

.miniBtn {
  padding: 5px 8px;
  font-size: 12px;
}

.gridButtons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

.gridButtons button {
  width: 100%;
  margin: 0;
}

.dragCard {
  margin-top: 8px;
  padding: 12px;
  border: 1px dashed #38bdf8;
  border-radius: 10px;
  color: #bae6fd;
  background: #082f49;
  text-align: center;
  cursor: grab;
  user-select: none;
}

#canvasWrap {
position: relative;
overflow: hidden;
background: #020617;
}

#world {
position: absolute;
left: 0;
top: 0;
transform-origin: 0 0;
background:
radial-gradient(circle at 20px 20px, #1e293b 1px, transparent 1px);
background-size: 24px 24px;
border: 1px solid #334155;
}

svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  user-select: none;
}

.node {
  cursor: grab;
}

.node text {
  pointer-events: none;
  font-size: 13px;
  fill: #fff;
}

.node.selected rect {
  stroke: #fff !important;
  stroke-width: 3;
}

.node.multiSelected rect {
  stroke: #22c55e !important;
  stroke-width: 4;
}

.node.sameTruth rect {
  stroke: var(--same) !important;
  stroke-width: 4;
}

.node.searchMatch rect {
  stroke: var(--match) !important;
  stroke-width: 4;
}

.node.maskExtractMatch rect {
  stroke: #22d3ee !important;
  stroke-width: 5;
}

.node.maskOriginalMatch rect {
  stroke: #fb923c !important;
  stroke-width: 5;
}

.node.maskFocus rect {
  stroke: #ffffff !important;
  stroke-width: 6;
}

.port {
  cursor: crosshair;
}

.port:hover {
  stroke: #fff;
  stroke-width: 3;
}

.wire {
  stroke: #94a3b8;
  stroke-width: 3;
  fill: none;
  cursor: pointer;
}

.wire:hover {
  stroke: #e2e8f0;
  stroke-width: 5;
}

.wire.selected {
  stroke: #facc15;
  stroke-width: 5;
}

.wire.dim {
  opacity: 0.25;
}

.wire.highlight {
  stroke: #facc15;
  stroke-width: 4;
}

.ghostWire {
  stroke: #38bdf8;
  stroke-width: 3;
  stroke-dasharray: 8 6;
  fill: none;
  pointer-events: none;
}

.probe {
  font-family: ui-monospace, Consolas, monospace;
  font-size: 11px;
  fill: #fde68a;
  cursor: copy;
}

.probeBg {
  fill: #422006;
  stroke: #f59e0b;
  rx: 5;
  cursor: copy;
}

.probe.searchProbe {
  fill: #f5d0fe;
}

.probeBg.searchProbeBg {
  fill: #3b0764;
  stroke: #c084fc;
}

.selectionBox {
  fill: rgba(56, 189, 248, 0.12);
  stroke: #38bdf8;
  stroke-width: 1.5;
  stroke-dasharray: 6 4;
  pointer-events: none;
}

#status {
position: absolute;
left: 12px;
bottom: 12px;
background: #020617dd;
border: 1px solid #334155;
border-radius: 10px;
padding: 8px 10px;
font-size: 12px;
color: #cbd5e1;
max-width: 65vw;
pointer-events: none;
}

#miniToolbar {
position: absolute;
left: 12px;
top: 12px;
background: #020617dd;
border: 1px solid #334155;
border-radius: 10px;
padding: 8px 10px;
font-size: 12px;
color: #cbd5e1;
display: flex;
gap: 8px;
align-items: center;
}

#rightToggleBtn {
position: sticky;
top: 0;
z-index: 10;
width: 100%;
margin-bottom: 10px;
}

#app.right-collapsed {
grid-template-columns: 310px 1fr 42px;
}

#app.right-collapsed #right {
padding: 8px 5px;
overflow: hidden;
}

#app.right-collapsed #rightContent {
display: none;
}

#app.right-collapsed #rightToggleBtn {
writing-mode: vertical-rl;
height: 120px;
width: 30px;
padding: 8px 4px;
margin: 4px auto;
}

#app.left-collapsed {
grid-template-columns: 150px 1fr 350px;
}

#app.left-collapsed.right-collapsed {
grid-template-columns: 150px 1fr 42px;
}

#app.left-collapsed #leftPanel {
padding: 10px;
}

#app.left-collapsed #leftPanel .hint,
#app.left-collapsed #leftPanel .advancedLeft {
display: none;
}

#app.left-collapsed #leftPanel h2 {
display: none;
}

#app.left-collapsed #compactPalette select,
#app.left-collapsed #compactPalette button {
font-size: 12px;
padding: 6px;
}

#app.left-collapsed .dragCard {
font-size: 12px;
padding: 8px;
}

.mask-min-dot {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  background: #0891b2;
  border: 2px solid #67e8f9;
  box-shadow: 0 8px 30px rgba(0,0,0,0.45);
  z-index: 9999;
  cursor: pointer;
}