:root {
  color-scheme: light;
  --paper: #eeeadf;
  --ink: #20231f;
  --muted: #68695f;
  --line: #beb7a7;
  --field: #f8f5eb;
  --panel: rgba(238, 234, 223, 0.94);
  --panel-soft: rgba(248, 245, 235, 0.9);
  --surface: #fffdf5;
  --surface-soft: rgba(248, 245, 235, 0.76);
  --surface-faint: rgba(248, 245, 235, 0.58);
  --topbar: rgba(248, 245, 235, 0.86);
  --graph-bg: #e9e3d6;
  --note-bg: rgba(255, 253, 245, 0.64);
  --note-ink: #45483f;
  --trait-bg: rgba(69, 108, 124, 0.08);
  --trait-ink: #42483e;
  --moss: #536b57;
  --water: #456c7c;
  --clay: #9b6048;
  --font-ui: "Mononoki", ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --font-mono: "Mononoki", ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

:root[data-theme="survey"] {
  --paper: #e4e9df;
  --ink: #20261f;
  --muted: #687062;
  --line: #aab59f;
  --field: #f6f8ef;
  --panel: rgba(228, 233, 223, 0.95);
  --panel-soft: rgba(246, 248, 239, 0.9);
  --surface: #fbfcf4;
  --surface-soft: rgba(246, 248, 239, 0.78);
  --surface-faint: rgba(246, 248, 239, 0.58);
  --topbar: rgba(246, 248, 239, 0.88);
  --graph-bg: #d9dfd4;
  --note-bg: rgba(251, 252, 244, 0.66);
  --note-ink: #40483e;
  --trait-bg: rgba(82, 111, 94, 0.1);
  --trait-ink: #3f483d;
  --moss: #526f5e;
  --water: #496e78;
  --clay: #9a705c;
}

:root[data-theme="night"] {
  color-scheme: dark;
  --paper: #22231f;
  --ink: #ece7d8;
  --muted: #b7b1a2;
  --line: #5b5a51;
  --field: #2d2d27;
  --panel: rgba(34, 35, 31, 0.96);
  --panel-soft: rgba(45, 45, 39, 0.92);
  --surface: #36352e;
  --surface-soft: rgba(54, 53, 46, 0.78);
  --surface-faint: rgba(54, 53, 46, 0.56);
  --topbar: rgba(45, 45, 39, 0.9);
  --graph-bg: #34342e;
  --note-bg: rgba(54, 53, 46, 0.68);
  --note-ink: #e1dac8;
  --trait-bg: rgba(115, 145, 125, 0.16);
  --trait-ink: #e0dac8;
  --moss: #85a17f;
  --water: #82a9b8;
  --clay: #c58a6a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 1080px;
  min-height: 100vh;
  overflow: hidden;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--font-ui);
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

button:disabled {
  cursor: default;
  opacity: 0.42;
}

.app-shell {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr) 336px;
  height: 100vh;
  transition: grid-template-columns 160ms ease;
}

.app-shell.library-collapsed {
  grid-template-columns: 48px minmax(0, 1fr) 336px;
}

.app-shell.inspector-collapsed {
  grid-template-columns: 240px minmax(0, 1fr) 48px;
}

.app-shell.library-collapsed.inspector-collapsed {
  grid-template-columns: 48px minmax(0, 1fr) 48px;
}

.library-panel,
.workspace-panel,
.params-panel {
  border-color: var(--line);
  border-style: solid;
}

.library-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 0;
  padding: 16px;
  overflow: auto;
  border-width: 0 1px 0 0;
  background: var(--panel);
}

.app-shell.library-collapsed .library-panel {
  gap: 8px;
  padding: 8px 6px;
  overflow: hidden;
}

.workspace-panel {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  border-width: 0;
  font-family: var(--font-mono);
}

.params-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 0;
  padding: 16px;
  overflow: auto;
  border-width: 0 0 0 1px;
  background: var(--panel-soft);
  font-family: var(--font-mono);
}

.app-shell.inspector-collapsed .params-panel {
  gap: 8px;
  padding: 8px 6px;
  overflow: hidden;
}

.brand,
.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.brand > div {
  font-family: var(--font-mono);
}

.panel-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 0 0 auto;
}

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

.params-panel > header > div {
  min-width: 0;
}

.top-bar {
  flex: 0 0 64px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--line);
  background: var(--topbar);
}

.eyebrow {
  margin: 0 0 5px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  font-weight: 650;
  letter-spacing: 0;
}

h1 {
  font-size: 19px;
}

h2 {
  font-size: 18px;
}

.icon-button,
.export-actions button,
.export-actions select {
  min-width: 38px;
  height: 34px;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--ink);
  background: var(--field);
}

.panel-toggle-button {
  display: inline-grid;
  place-items: center;
  width: 38px;
  padding: 0;
}

.panel-toggle-icon {
  display: block;
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.panel-toggle-button .icon-sidebar-right {
  display: none;
}

#toggleInspectorPanel .icon-sidebar-left {
  display: none;
}

#toggleInspectorPanel .icon-sidebar-right {
  display: block;
}

.app-shell.library-collapsed #toggleLibraryPanel .icon-sidebar-left,
.app-shell.inspector-collapsed #toggleInspectorPanel .icon-sidebar-right {
  display: none;
}

.app-shell.library-collapsed #toggleLibraryPanel .icon-sidebar-right,
.app-shell.inspector-collapsed #toggleInspectorPanel .icon-sidebar-left {
  display: block;
}

.export-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  max-width: min(760px, 72vw);
  overflow-x: auto;
  padding-bottom: 2px;
  scrollbar-width: thin;
}

.export-actions button {
  flex: 0 0 auto;
  padding: 0 10px;
}

.export-actions select {
  flex: 0 0 92px;
  padding: 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
}

.preset-strip,
.node-library {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.library-mode {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5px;
}

.library-mode button {
  height: 30px;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--muted);
  background: var(--surface-faint);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
}

.library-mode button.active {
  color: var(--ink);
  border-color: var(--ink);
  background: var(--surface);
}

.preset,
.category-toggle,
.node-button {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--ink);
  background: var(--surface-soft);
  text-align: left;
}

.preset {
  padding: 8px 9px;
  font-size: 12px;
}

.preset.active,
.node-button.active {
  border-color: var(--ink);
  background: var(--surface);
  box-shadow: inset 3px 0 0 var(--moss);
}

.category {
  display: grid;
  gap: 6px;
}

.category-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 7px 9px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.category-toggle span:first-child {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.category-toggle span:last-child {
  flex: 0 0 auto;
  font-size: 16px;
  line-height: 1;
}

.category.collapsed .node-list {
  display: none;
}

.node-list {
  display: grid;
  gap: 5px;
  padding-left: 10px;
}

.node-button {
  padding: 7px 9px;
  font-size: 12px;
}

.graph-viewport {
  position: relative;
  flex: 1;
  min-height: 0;
  overflow: hidden;
  background: var(--graph-bg);
}

#graphCanvas {
  display: block;
  width: 100%;
  height: 100%;
}

.parameter-group {
  display: grid;
  gap: 14px;
}

.parameter-group label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

input[type="range"] {
  accent-color: var(--moss);
}

input[type="text"] {
  width: 100%;
  height: 38px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--ink);
  background: var(--surface);
}

.process-note {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--note-bg);
}

.inspector-preview-wrap {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--field);
}

#inspectorPreview {
  display: block;
  width: 100%;
  aspect-ratio: 13 / 9;
}

.process-note p {
  margin: 0;
  color: var(--note-ink);
  font-size: 14px;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.specimen ul {
  display: grid;
  gap: 9px;
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}

.specimen li {
  padding: 9px 10px;
  border-left: 2px solid var(--water);
  background: var(--trait-bg);
  color: var(--trait-ink);
  font-size: 13px;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.trace-line {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.paper-label {
  fill: rgba(32, 35, 31, 0.7);
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: 0;
}

.litegraph {
  background: var(--graph-bg);
}

.app-shell.library-collapsed .brand {
  justify-content: center;
}

.app-shell.library-collapsed .brand > div:first-child,
.app-shell.library-collapsed #randomizeButton,
.app-shell.library-collapsed .node-library,
.app-shell.inspector-collapsed .params-panel > header > div,
.app-shell.inspector-collapsed .process-note,
.app-shell.inspector-collapsed .inspector-preview-wrap,
.app-shell.inspector-collapsed .specimen {
  display: none;
}