:root {
  --color-bg-canvas: #f7f6f1;
  --color-bg-surface: #ffffff;
  --color-bg-ink: #111111;
  --text-primary: #111111;
  --text-secondary: #636363;
  --brand-primary: #33413e;
  --brand-secondary: #4e8f72;
  --line-soft: #dedbd2;
  --line-strong: #111111;
  --risk: #ca0729;
  --warning: #9a6a00;
  --ok: #145c45;
  --radius-card: 8px;
  --shadow-card: 0 16px 48px rgba(17, 17, 17, 0.08);
  --font-base: "Noto Sans TC", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "Roboto Mono", "SFMono-Regular", Consolas, monospace;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text-primary);
  background:
    linear-gradient(90deg, rgba(17, 17, 17, 0.035) 1px, transparent 1px),
    linear-gradient(180deg, rgba(17, 17, 17, 0.035) 1px, transparent 1px),
    var(--color-bg-canvas);
  background-size: 48px 48px;
  font-family: var(--font-base);
}

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

.btn,
.form-control,
.form-select {
  border-radius: var(--radius-card);
}

.form-control:focus,
.form-select:focus,
.form-range:focus::-webkit-slider-thumb,
button:focus-visible,
.reference-drop:focus-visible {
  border-color: var(--brand-secondary);
  box-shadow: 0 0 0 0.2rem rgba(35, 35, 123, 0.16);
  outline: none;
}

.lab-shell {
  min-height: 100vh;
  padding: 22px;
}

.lab-topbar {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 0 4px 18px;
  border-bottom: 1px solid var(--line-strong);
}

.lab-topbar h1,
.stage-toolbar h2 {
  margin: 0;
  font-size: clamp(1.6rem, 2.3vw, 2.35rem);
  font-weight: 700;
  letter-spacing: 0;
}

.eyebrow {
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0;
  text-transform: uppercase;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 32px;
  padding: 6px 10px;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--text-secondary);
  font-size: 0.82rem;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ok);
}

.lab-grid {
  display: grid;
  grid-template-columns: minmax(260px, 320px) minmax(420px, 1fr) minmax(260px, 310px);
  gap: 18px;
  padding-top: 18px;
}

.source-panel,
.control-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.panel-block {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-card);
  background: rgba(255, 255, 255, 0.82);
  padding: 16px;
  box-shadow: 0 1px 0 rgba(17, 17, 17, 0.03);
}

.sticky-control {
  position: sticky;
  top: 18px;
}

.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.section-heading span {
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.section-heading h2 {
  margin: 0;
  font-size: 0.94rem;
  font-weight: 700;
}

.form-label {
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 500;
}

.lab-textarea {
  min-height: 154px;
  font-family: var(--font-mono);
  font-size: 0.77rem;
  line-height: 1.65;
  resize: vertical;
}

.lab-textarea.small {
  min-height: 120px;
}

.reference-drop {
  display: grid;
  gap: 4px;
  padding: 18px;
  border: 1px dashed #bfb9ab;
  border-radius: var(--radius-card);
  background: #fbfaf7;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease-in-out;
}

.reference-drop strong {
  color: var(--text-primary);
  font-size: 0.92rem;
}

.reference-drop span {
  font-size: 0.78rem;
  line-height: 1.5;
}

.reference-drop.drag-active {
  border-color: var(--brand-secondary);
  background: #f0f2ff;
  box-shadow: inset 0 0 0 1px rgba(35, 35, 123, 0.28);
}

.reference-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.reference-chip {
  min-height: 30px;
  padding: 4px 9px;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  background: #fff;
  color: var(--text-secondary);
  font-size: 0.76rem;
}

.reference-chip.active,
.reference-chip:hover {
  border-color: var(--brand-primary);
  color: var(--text-primary);
}

.reference-center {
  border-color: rgba(35, 35, 123, 0.22);
}

.reference-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 12px;
}

.reference-summary div {
  min-width: 0;
  padding: 10px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-card);
  background: #f9fbff;
}

.reference-summary strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  line-height: 1.1;
}

.reference-summary span {
  display: block;
  margin-top: 4px;
  color: var(--text-secondary);
  font-size: 0.72rem;
}

.reference-insights {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.reference-insights article {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 8px;
  align-items: center;
  padding: 9px 10px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-card);
  background: #fff;
}

.reference-insights article > span {
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.68rem;
}

.reference-insights strong,
.reference-insights small {
  display: block;
}

.reference-insights strong {
  font-size: 0.78rem;
}

.reference-insights small,
.reference-empty,
.evidence-empty {
  color: var(--text-secondary);
  font-size: 0.74rem;
  line-height: 1.45;
}

.token-preview {
  display: grid;
  gap: 8px;
}

.token-preview div {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 0.78rem;
}

.token-preview span {
  width: 18px;
  height: 18px;
  border: 1px solid var(--line-soft);
  border-radius: 50%;
  background: var(--swatch);
}

.preview-stage {
  position: relative;
  min-width: 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-card);
  background: #fdfcf8;
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.stage-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 18px;
  border-bottom: 1px solid var(--line-soft);
}

.viewport-switch {
  display: inline-grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-card);
  overflow: hidden;
  background: #fff;
}

.viewport-switch button {
  min-height: 34px;
  padding: 5px 10px;
  border: 0;
  border-right: 1px solid var(--line-soft);
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.78rem;
}

.viewport-switch button:last-child {
  border-right: 0;
}

.viewport-switch button.active {
  background: var(--color-bg-ink);
  color: #fff;
}

.preview-frame {
  min-height: 620px;
  display: grid;
  place-items: center;
  padding: 26px;
  transition: all 0.2s ease-in-out;
}

.reading-process {
  padding: 18px 18px 0;
  background: #fdfcf8;
}

.reading-process-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 12px;
}

.reading-process-header h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
}

.reading-state {
  min-width: 76px;
  padding: 5px 9px;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  background: #fff;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-align: center;
}

.reading-flow {
  display: grid;
  grid-template-columns: repeat(5, minmax(112px, 1fr));
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 12px;
}

.reading-step {
  position: relative;
  min-height: 118px;
  display: grid;
  align-content: start;
  gap: 6px;
  padding: 12px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-card);
  background: #fff;
}

.reading-step::after {
  content: "";
  position: absolute;
  inset: auto 12px 0;
  height: 3px;
  background: var(--line-soft);
}

.reading-step.complete::after {
  background: var(--ok);
}

.reading-step.active {
  border-color: var(--brand-secondary);
  box-shadow: inset 0 0 0 1px rgba(35, 35, 123, 0.18);
}

.reading-step.active::after {
  background: var(--brand-secondary);
}

.reading-step span {
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.68rem;
}

.reading-step strong,
.reading-step small {
  display: block;
}

.reading-step strong {
  font-size: 0.82rem;
}

.reading-step small {
  color: var(--text-secondary);
  font-size: 0.72rem;
  line-height: 1.45;
}

.preview-frame.tablet .generated-ui {
  max-width: 620px;
}

.preview-frame.mobile .generated-ui {
  max-width: 390px;
}

.generated-ui {
  width: 100%;
  max-width: 920px;
  min-height: 560px;
  padding: 18px;
  border: 1px solid #242424;
  border-radius: 12px;
  background: #fff;
  box-shadow: 10px 10px 0 #111;
  transition: all 0.2s ease-in-out;
}

.generated-ui.ref-eden {
  background:
    linear-gradient(90deg, rgba(17, 17, 17, 0.045) 1px, transparent 1px),
    #fff;
  background-size: 22px 100%;
}

.generated-ui.ref-eden .gen-header {
  border-bottom-color: #111;
}

.generated-ui.ref-agent .queue-item.active,
.generated-ui.ref-agent .ops-row:first-child {
  background: #eef2ff;
}

.generated-ui.ref-agent .metric-grid article:first-child {
  border-color: var(--brand-secondary);
}

.generated-ui.ref-bootstrap .btn,
.generated-ui.ref-bootstrap .metric-grid article,
.generated-ui.ref-bootstrap .signal-node,
.generated-ui.ref-bootstrap .agent-panel,
.generated-ui.ref-bootstrap .task-queue {
  border-radius: 4px;
}

.reference-state-list,
.reference-state {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}

.reference-state,
.reference-state-list span {
  padding: 4px 8px;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  color: var(--text-secondary);
  background: #fff;
  font-size: 0.7rem;
}

.review-layout,
.matrix-layout,
.radar-layout {
  display: grid;
  gap: 14px;
  margin-top: 14px;
}

.review-layout { grid-template-columns: 132px minmax(0, 1fr) 190px; }
.review-rail { display: grid; align-content: start; border-right: 1px solid var(--line-soft); }
.review-rail button { padding: 11px 8px; border: 0; background: transparent; text-align: left; font-size: .76rem; }
.review-rail button.active { border-left: 3px solid var(--brand-secondary); background: #f1f2ff; font-weight: 700; }
.review-ledger { display: grid; border-top: 1px solid var(--line-strong); }
.review-ledger article { display: grid; grid-template-columns: 44px 1fr 42px; gap: 10px; align-items: center; padding: 14px 6px; border-bottom: 1px solid var(--line-soft); }
.review-ledger span, .review-ledger small { color: var(--text-secondary); font-size: .72rem; }
.review-ledger strong, .review-ledger small { display: block; }
.review-decision { padding: 16px; background: var(--color-bg-ink); color: #fff; }
.review-decision span { font-size: .72rem; opacity: .7; }
.review-decision strong { display: block; font: 600 2.6rem var(--font-mono); }
.review-decision p { font-size: .75rem; line-height: 1.6; opacity: .72; }

.matrix-layout { grid-template-columns: minmax(0, 1fr) 210px; }
.matrix-board { border: 1px solid var(--line-strong); }
.matrix-head, .matrix-row { display: grid; grid-template-columns: 1.2fr repeat(3, .8fr); }
.matrix-head { background: #111; color: #fff; }
.matrix-head span, .matrix-row > * { padding: 10px; border-right: 1px solid var(--line-soft); font-size: .74rem; }
.matrix-row { border-top: 1px solid var(--line-soft); }
.matrix-row .hit { color: var(--ok); background: #f3faf7; }
.matrix-row .warn { color: var(--warning); background: #fff9e8; }
.matrix-summary { display: grid; grid-template-columns: 1fr; gap: 8px; }
.matrix-summary .metric-grid { grid-template-columns: 1fr; margin: 0; }
.matrix-summary p { margin: 0; padding: 12px; border: 1px solid var(--line-soft); color: var(--text-secondary); font-size: .76rem; line-height: 1.6; }

.radar-layout { grid-template-columns: minmax(360px, 1fr) 230px; }
.risk-orbit { position: relative; min-height: 390px; border: 1px solid var(--brand-secondary); border-radius: 50%; background: repeating-radial-gradient(circle, #f9fbff 0 54px, #d9dcf2 55px 56px); }
.orbit-core { position: absolute; inset: 50% auto auto 50%; width: 112px; height: 112px; display: grid; place-content: center; text-align: center; transform: translate(-50%, -50%); border-radius: 50%; background: #111; color: #fff; }
.orbit-core span { font-size: .7rem; opacity: .7; }
.orbit-core strong { font: 600 2rem var(--font-mono); }
.orbit-signal { position: absolute; min-width: 110px; padding: 10px; border: 1px solid #111; background: #fff; font-size: .78rem; }
.orbit-signal span { display: block; color: var(--text-secondary); font: .66rem var(--font-mono); }
.orbit-signal.signal-1 { top: 9%; left: 38%; }
.orbit-signal.signal-2 { top: 42%; right: 4%; }
.orbit-signal.signal-3 { bottom: 8%; left: 42%; }
.orbit-signal.signal-4 { top: 44%; left: 3%; }
.risk-ledger { padding: 16px; border-left: 3px solid var(--risk); background: #fff; }
.risk-ledger > span, .risk-ledger small { color: var(--text-secondary); font-size: .72rem; }
.risk-ledger > strong { display: block; margin: 4px 0 18px; font-size: 1.35rem; }
.risk-ledger div { display: grid; grid-template-columns: 24px 1fr; gap: 8px; padding: 9px 0; border-top: 1px solid var(--line-soft); }
.risk-ledger b { font: .7rem var(--font-mono); }
.risk-ledger p { margin: 0; font-size: .78rem; }

.generated-ui.exploratory {
  max-width: 980px;
  border-radius: 22px;
  box-shadow: 0 24px 70px rgba(35, 35, 123, 0.14);
}

.generated-ui.conservative {
  max-width: 820px;
  border-radius: 6px;
  box-shadow: 6px 6px 0 #111;
}

.ops-table-layout {
  display: grid;
  grid-template-columns: 1fr 240px;
  gap: 12px;
  margin-top: 14px;
}

.ops-table-layout .metric-grid {
  grid-column: 1 / -1;
  margin-top: 0;
}

.ops-table {
  display: grid;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-card);
  background: #fff;
  overflow: hidden;
}

.ops-row {
  display: grid;
  grid-template-columns: 44px 1fr 72px;
  gap: 12px;
  align-items: center;
  min-height: 52px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line-soft);
}

.ops-row:last-child {
  border-bottom: 0;
}

.ops-row span {
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.ops-row strong {
  font-size: 0.84rem;
}

.ops-row small {
  color: var(--ok);
  font-size: 0.75rem;
}

.generated-ui.conservative .gen-hero {
  display: grid;
  grid-template-columns: 1fr 152px;
}

.generated-ui.conservative .signal-map {
  min-height: 106px;
  background: #fff;
}

.generated-ui.conservative .extra-flow {
  display: none;
}

.generated-ui.conservative .workspace-strip {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
}

.generated-ui.conservative .metric-grid {
  grid-template-columns: repeat(3, 1fr);
}

.generated-ui.exploratory .gen-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.generated-ui.exploratory .signal-map {
  min-height: 235px;
  align-items: center;
  padding: 26px;
  background:
    linear-gradient(90deg, rgba(35, 35, 123, 0.08) 1px, transparent 1px),
    linear-gradient(180deg, rgba(35, 35, 123, 0.08) 1px, transparent 1px),
    #f9fbff;
  background-size: 34px 34px;
}

.generated-ui.exploratory .signal-node {
  min-width: 132px;
  min-height: 68px;
  display: grid;
  place-items: center;
}

.generated-ui.exploratory .confidence-card {
  width: 100%;
  grid-template-columns: auto 1fr;
  align-items: center;
}

.generated-ui.exploratory .workspace-strip {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
}

.generated-ui.exploratory .agent-panel {
  border-color: var(--brand-secondary);
}

.canvas-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 210px;
  gap: 14px;
  margin-top: 16px;
}

.canvas-map {
  position: relative;
  min-height: 330px;
  border: 1px solid var(--brand-secondary);
  border-radius: 18px;
  background:
    linear-gradient(90deg, rgba(35, 35, 123, 0.08) 1px, transparent 1px),
    linear-gradient(180deg, rgba(35, 35, 123, 0.08) 1px, transparent 1px),
    #f9fbff;
  background-size: 34px 34px;
}

.canvas-map::before,
.canvas-map::after {
  content: "";
  position: absolute;
  inset: 28% 14%;
  border-top: 1px solid rgba(17, 17, 17, 0.42);
  transform: rotate(12deg);
}

.canvas-map::after {
  inset: 52% 18%;
  transform: rotate(-10deg);
}

.canvas-node {
  position: absolute;
  z-index: 1;
  width: 142px;
  min-height: 82px;
  display: grid;
  align-content: center;
  gap: 4px;
  padding: 12px;
  border: 1px solid #111;
  border-radius: 16px;
  background: #fff;
}

.canvas-node span {
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.68rem;
}

.canvas-node strong {
  font-size: 0.86rem;
}

.canvas-node.node-1 {
  top: 26px;
  left: 34px;
}

.canvas-node.node-2 {
  top: 118px;
  left: 42%;
  background: var(--brand-secondary);
  color: #fff;
}

.canvas-node.node-2 span {
  color: rgba(255, 255, 255, 0.72);
}

.canvas-node.node-3 {
  right: 38px;
  top: 42px;
}

.canvas-node.node-4 {
  right: 18%;
  bottom: 34px;
}

.canvas-inspector {
  display: grid;
  gap: 12px;
}

.metric-grid.vertical {
  grid-template-columns: 1fr;
  margin-top: 0;
}

.experiment-strip {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: 14px;
  margin-top: 14px;
}

.generated-ui.variant-matrix .signal-map {
  display: grid;
  grid-template-columns: repeat(4, minmax(96px, 1fr));
  gap: 10px;
}

.generated-ui.variant-matrix .signal-line {
  display: none;
}

.generated-ui.variant-matrix .signal-node {
  min-width: 0;
  min-height: 74px;
}

.generated-ui.variant-matrix .metric-grid {
  grid-template-columns: 1.2fr 0.9fr 0.9fr;
}

.generated-ui.variant-radar .signal-map {
  border-radius: 999px;
  justify-content: center;
  gap: 0;
}

.generated-ui.variant-radar .signal-node {
  min-width: 118px;
  border-radius: 999px;
}

.generated-ui.variant-radar .workspace-strip {
  grid-template-columns: 0.92fr 1.08fr;
}

.generated-ui.variant-review .gen-hero {
  flex-direction: row-reverse;
}

.generated-ui.variant-review .signal-map {
  flex-direction: column;
  align-items: stretch;
  min-height: 210px;
}

.generated-ui.variant-review .signal-line {
  width: 1px;
  min-width: 1px;
  min-height: 22px;
  align-self: center;
}

.generated-ui.variant-review .workspace-strip {
  grid-template-columns: 1fr;
}

.generated-ui.density-compact {
  padding: 12px;
  min-height: 500px;
}

.generated-ui.density-compact .gen-hero,
.generated-ui.density-compact .metric-grid,
.generated-ui.density-compact .workspace-strip {
  margin-top: 10px;
}

.generated-ui.density-compact .gen-header {
  padding-bottom: 10px;
}

.generated-ui.density-compact .signal-map {
  min-height: 104px;
  padding: 12px;
}

.generated-ui.density-compact .signal-node,
.generated-ui.density-compact .metric-grid article,
.generated-ui.density-compact .queue-item,
.generated-ui.density-compact .agent-panel,
.generated-ui.density-compact .review-ledger article,
.generated-ui.density-compact .matrix-row > *,
.generated-ui.density-compact .risk-ledger {
  padding: 8px;
}

.generated-ui.density-compact .risk-orbit {
  min-height: 300px;
}

.generated-ui.density-compact .queue-item small,
.generated-ui.density-compact .agent-panel p,
.generated-ui.density-compact .confidence-card small {
  font-size: 0.72rem;
}

.generated-ui.density-comfortable {
  padding: 26px;
  min-height: 620px;
}

.generated-ui.density-comfortable .gen-hero,
.generated-ui.density-comfortable .metric-grid,
.generated-ui.density-comfortable .workspace-strip {
  margin-top: 22px;
}

.generated-ui.density-comfortable .signal-map {
  min-height: 190px;
  padding: 24px;
}

.generated-ui.density-comfortable .signal-node,
.generated-ui.density-comfortable .metric-grid article,
.generated-ui.density-comfortable .queue-item,
.generated-ui.density-comfortable .agent-panel,
.generated-ui.density-comfortable .review-ledger article,
.generated-ui.density-comfortable .matrix-row > *,
.generated-ui.density-comfortable .risk-ledger {
  padding: 16px;
}

.generated-ui.density-comfortable .risk-orbit {
  min-height: 450px;
}

.generated-ui.density-comfortable .agent-panel p {
  line-height: 1.9;
}

.gen-header,
.gen-hero,
.workspace-strip,
.prompt-row {
  display: flex;
  gap: 16px;
}

.gen-header {
  align-items: center;
  justify-content: space-between;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-soft);
}

.mini-label {
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.7rem;
}

.gen-header h3 {
  margin: 4px 0 0;
  font-size: 1.2rem;
  font-weight: 700;
}

.gen-hero {
  align-items: stretch;
  margin-top: 16px;
}

.signal-map {
  flex: 1;
  min-height: 150px;
  display: flex;
  align-items: center;
  padding: 18px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-card);
  background: #f9fbff;
  overflow: hidden;
}

.signal-node {
  min-width: 112px;
  padding: 12px;
  border: 1px solid #111;
  border-radius: var(--radius-card);
  background: #fff;
  font-size: 0.82rem;
  font-weight: 700;
  text-align: center;
}

.signal-node.done {
  border-color: var(--ok);
}

.signal-node.active {
  background: var(--brand-secondary);
  color: #fff;
}

.signal-node.warn {
  border-color: var(--warning);
}

.signal-line {
  flex: 1;
  min-width: 30px;
  height: 1px;
  background: #111;
}

.confidence-card {
  width: 172px;
  display: grid;
  align-content: center;
  gap: 5px;
  padding: 16px;
  border: 1px solid #111;
  border-radius: var(--radius-card);
  background: #111;
  color: #fff;
}

.confidence-card span,
.confidence-card small {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.76rem;
  line-height: 1.45;
}

.confidence-card strong {
  font-family: var(--font-mono);
  font-size: 2rem;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 14px;
}

.metric-grid article {
  padding: 12px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-card);
  background: #fff;
}

.metric-grid span,
.score-card span {
  display: block;
  color: var(--text-secondary);
  font-size: 0.76rem;
}

.metric-grid strong {
  display: block;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 1.38rem;
}

.workspace-strip {
  margin-top: 14px;
}

.task-queue,
.agent-panel {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-card);
  background: #fff;
}

.task-queue {
  flex: 1.1;
  padding: 10px;
}

.queue-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px;
  border-radius: 6px;
}

.queue-item.active {
  background: #f7f6f1;
}

.queue-item span {
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.queue-item strong {
  display: block;
  font-size: 0.84rem;
}

.queue-item small {
  color: var(--text-secondary);
  font-size: 0.76rem;
}

.agent-panel {
  flex: 0.9;
  padding: 14px;
}

.agent-panel h4 {
  margin: 0 0 8px;
  font-size: 0.95rem;
  font-weight: 700;
}

.agent-panel p {
  min-height: 70px;
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.84rem;
  line-height: 1.7;
}

.mini-chart {
  height: 86px;
  display: flex;
  align-items: end;
  gap: 8px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
}

.mini-chart span {
  flex: 1;
  min-width: 18px;
  border-radius: 4px 4px 0 0;
  background: #111;
}

.prompt-console {
  padding: 18px;
  border-top: 1px solid var(--line-soft);
  background: #fff;
}

.history-console {
  padding: 16px 18px 18px;
  border-top: 1px solid var(--line-soft);
  background: #fbfaf7;
}

.history-list {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(176px, 220px);
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.history-empty {
  grid-column: 1 / -1;
  color: var(--text-secondary);
  font-size: 0.82rem;
}

.history-card {
  display: grid;
  gap: 8px;
  padding: 10px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-card);
  background: #fff;
  color: var(--text-primary);
  text-align: left;
  transition: all 0.2s ease-in-out;
}

.history-card:hover,
.history-card.active {
  border-color: var(--line-strong);
  box-shadow: 4px 4px 0 #111;
}

.history-card-top {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.68rem;
}

.history-thumb {
  min-height: 54px;
  display: grid;
  grid-template-columns: 1fr 0.7fr;
  gap: 6px;
  padding: 7px;
  border: 1px solid var(--line-soft);
  border-radius: 6px;
  background: #f9fbff;
}

.history-thumb span {
  display: block;
  border-radius: 4px;
  background: #111;
}

.history-thumb span:nth-child(2) {
  background: var(--brand-secondary);
}

.history-thumb span:nth-child(3) {
  grid-column: 1 / -1;
  height: 8px;
  background: #dedbd2;
}

.history-card strong {
  font-size: 0.82rem;
}

.history-card small {
  color: var(--text-secondary);
  font-size: 0.72rem;
}

.prompt-row textarea {
  min-height: 62px;
  resize: vertical;
}

.prompt-row .btn {
  width: 112px;
  flex: 0 0 auto;
}

.range-labels {
  display: flex;
  justify-content: space-between;
  color: var(--text-secondary);
  font-size: 0.72rem;
}

.control-stack {
  display: grid;
  gap: 8px;
}

.score-card {
  display: grid;
  gap: 10px;
}

.score-card strong {
  font-family: var(--font-mono);
  font-size: 2rem;
}

.progress {
  height: 8px;
  border-radius: 999px;
  background: #ebe7dc;
}

.progress-bar {
  background: var(--brand-secondary);
}

.evaluation-list {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.evaluation-item {
  display: grid;
  gap: 4px;
  padding: 10px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-card);
  background: #fff;
}

.evaluation-item strong {
  font-size: 0.84rem;
}

.evaluation-item span {
  color: var(--text-secondary);
  font-size: 0.76rem;
  line-height: 1.5;
}

.evaluation-item.ok {
  border-left: 4px solid var(--ok);
}

.evaluation-item.warn {
  border-left: 4px solid var(--warning);
}

.evaluation-item.risk {
  border-left: 4px solid var(--risk);
}

.generation-overlay {
  position: absolute;
  z-index: 5;
  inset: 77px 0 97px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  background: rgba(253, 252, 248, 0.82);
  backdrop-filter: blur(8px);
}

.generation-overlay > div:last-child {
  display: grid;
  gap: 4px;
}

.generation-overlay span {
  color: var(--text-secondary);
  font-size: 0.84rem;
}

.lab-toast {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

@media (max-width: 1180px) {
  .lab-grid {
    grid-template-columns: minmax(240px, 300px) minmax(440px, 1fr);
  }

  .control-panel {
    grid-column: 1 / -1;
  }

  .sticky-control {
    position: static;
  }
}

@media (max-width: 860px) {
  .review-layout,
  .matrix-layout,
  .radar-layout {
    grid-template-columns: 1fr;
  }

  .review-rail {
    grid-template-columns: repeat(2, 1fr);
    border-right: 0;
  }

  .risk-orbit {
    min-height: 360px;
  }
  .lab-shell {
    padding: 14px;
  }

  .lab-topbar,
  .stage-toolbar,
  .gen-hero,
  .workspace-strip,
  .prompt-row {
    flex-direction: column;
    align-items: stretch;
  }

  .lab-grid {
    grid-template-columns: 1fr;
  }

  .preview-frame {
    min-height: auto;
    padding: 14px;
  }

  .generated-ui {
    min-height: auto;
    box-shadow: 5px 5px 0 #111;
  }

  .signal-map {
    align-items: stretch;
    flex-direction: column;
  }

  .signal-line {
    width: 1px;
    min-height: 24px;
    min-width: 1px;
    align-self: center;
  }

  .confidence-card {
    width: 100%;
  }

  .metric-grid {
    grid-template-columns: 1fr;
  }

  .ops-table-layout,
  .canvas-layout,
  .experiment-strip {
    grid-template-columns: 1fr;
  }

  .canvas-map {
    min-height: auto;
    display: grid;
    gap: 10px;
    padding: 12px;
  }

  .canvas-map::before,
  .canvas-map::after {
    display: none;
  }

  .canvas-node,
  .canvas-node.node-1,
  .canvas-node.node-2,
  .canvas-node.node-3,
  .canvas-node.node-4 {
    position: static;
    width: 100%;
  }

  .prompt-row .btn {
    width: 100%;
  }
}

/* Sprint 1 completion pass: evidence-led reading track and quieter utilities. */
body {
  background: var(--color-bg-canvas);
}

.lab-shell {
  max-width: 1760px;
  padding: 20px 24px 32px;
}

.lab-grid {
  grid-template-columns: 292px minmax(560px, 1fr) 292px;
  gap: 16px;
}

.panel-block {
  border-radius: 8px;
  box-shadow: none;
}

.preview-stage {
  border-radius: 8px;
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.08);
}

.reading-process {
  padding: 20px 22px 16px;
  border-bottom: 1px solid var(--line-soft);
  background: #fff;
}

.reading-process-header {
  margin-bottom: 14px;
}

.reading-state {
  border-color: rgba(35, 117, 127, 0.32);
  border-radius: 5px;
  background: #eef8f3;
  color: #226b48;
  font-weight: 700;
}

.reading-brief {
  display: grid;
  grid-template-columns: 96px 96px 96px minmax(220px, 1fr);
  align-items: center;
  margin-bottom: 18px;
  border-block: 1px solid var(--line-soft);
}

.reading-brief > div {
  padding: 11px 12px 11px 0;
}

.reading-brief span,
.reading-brief strong {
  display: block;
}

.reading-brief span {
  color: var(--text-secondary);
  font-size: 0.68rem;
}

.reading-brief strong {
  margin-top: 2px;
  font-family: var(--font-mono);
  font-size: 0.92rem;
}

.reading-brief p {
  margin: 0;
  padding: 11px 0 11px 16px;
  border-left: 1px solid var(--line-soft);
  color: var(--text-secondary);
  font-size: 0.76rem;
  line-height: 1.55;
}

.reading-flow {
  grid-template-columns: repeat(5, minmax(105px, 1fr));
  gap: 0;
  overflow: visible;
  padding: 0;
}

.reading-step {
  min-height: 88px;
  gap: 4px;
  padding: 13px 14px 12px 20px;
  border: 0;
  border-top: 2px solid var(--line-soft);
  border-radius: 0;
  background: transparent;
}

.reading-step::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 0;
  width: 10px;
  height: 10px;
  border: 2px solid var(--line-soft);
  border-radius: 50%;
  background: #fff;
}

.reading-step::after {
  display: none;
}

.reading-step.complete {
  border-top-color: var(--ok);
}

.reading-step.complete::before {
  border-color: var(--ok);
  background: var(--ok);
}

.reading-step.active {
  border-color: var(--brand-secondary);
  background: rgba(35, 35, 123, 0.035);
  box-shadow: none;
}

.reading-step.active::before {
  border-color: var(--brand-secondary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(35, 35, 123, 0.12);
}

.reading-step:focus-visible,
.reference-chip:focus-visible,
.viewport-switch button:focus-visible,
.history-card:focus-visible {
  outline: 3px solid rgba(35, 117, 127, 0.3);
  outline-offset: 2px;
}

.preview-frame {
  min-height: 560px;
  padding: 24px;
  background: #f4f6f8;
}

.generated-ui {
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  box-shadow: 0 14px 36px rgba(15, 23, 42, 0.1);
}

.generated-ui.ref-eden {
  background: #fff;
}

.reference-summary div,
.reference-insights article,
.evidence-list article,
.risk-note-list article,
.evaluation-item {
  border-radius: 6px;
}

.reference-summary div {
  border: 0;
  border-left: 2px solid var(--line-soft);
  background: transparent;
}

.reference-summary div:nth-child(2) {
  border-left-color: var(--ok);
}

.reference-summary div:nth-child(3) {
  border-left-color: var(--warning);
}

.evidence-list article,
.evaluation-item {
  background: #f9fbff;
}

@media (max-width: 1320px) {
  .lab-grid {
    grid-template-columns: 270px minmax(520px, 1fr);
  }

  .control-panel {
    grid-column: 1 / -1;
  }

  .sticky-control {
    position: static;
  }
}

@media (max-width: 860px) {
  .lab-shell {
    padding: 12px;
  }

  .lab-topbar {
    align-items: flex-start;
  }

  .lab-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .preview-stage {
    grid-row: 1;
  }

  .reading-brief {
    grid-template-columns: repeat(3, 1fr);
  }

  .reading-brief p {
    grid-column: 1 / -1;
    padding-left: 0;
    border-top: 1px solid var(--line-soft);
    border-left: 0;
  }

  .reading-flow {
    grid-template-columns: 1fr;
  }

  .reading-step {
    min-height: 58px;
    padding: 10px 10px 10px 36px;
    border-top: 0;
    border-left: 2px solid var(--line-soft);
  }

  .reading-step::before {
    top: 14px;
    left: -6px;
  }

  .reading-step.complete {
    border-left-color: var(--ok);
  }

  .reading-step.active {
    border-left-color: var(--brand-secondary);
  }

  .reading-step span {
    position: absolute;
    top: 10px;
    left: 10px;
  }

  .preview-frame {
    min-height: 0;
    padding: 12px;
  }

  .generated-ui {
    padding: 16px;
  }
}

@media (max-width: 520px) {
  .lab-topbar,
  .stage-toolbar,
  .topbar-actions,
  .prompt-row {
    align-items: stretch;
    flex-direction: column;
  }

  .topbar-actions .btn,
  .prompt-row .btn {
    min-height: 44px;
  }

  .reading-process {
    padding: 16px;
  }

  .reading-brief {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  .topbar-actions,
  .viewport-switch {
    width: 100%;
  }

  .topbar-actions .btn,
  .status-pill {
    width: 100%;
    justify-content: center;
  }
}




/* ------------- */
/* Eden Design System - Skill UI Lab Theme (inspired by eden.comma-design.com) */

:root {
  --eden-green: #97D0B7;
  --eden-green-light: #eef8f3;
  --eden-green-dark: #226b48;
  --color-bg-canvas: #fafafa;
  --color-bg-surface: #ffffff;
  --color-bg-ink: #0f172a;
  --text-primary: #0f172a;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;
  --brand-primary: #33413e;
  --brand-secondary: #97d0b7;
  --line-soft: #e2e8f0;
  --line-strong: #0f172a;
  --risk: #ef4444;
  --warning: #9a6c1e;
  --ok: #193658; /* #10b981; */
  --radius-card: 12px;
  --radius-sm: 8px;
  --shadow-card: 0 10px 30px -5px rgba(15, 23, 42, 0.05);
  --font-base: "Noto Sans TC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "Roboto Mono", "SFMono-Regular", Consolas, monospace;
}

* {
  box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--text-primary);
    /* background-color: #12131a; */
    background-image: radial-gradient(#000000 0.75px, #ebf0ebc9 0.75px), radial-gradient(var(--line-soft) 0.75px, var(--color-bg-canvas) 0.75px);
    background-size: 30px 30px;
    background-position: 0 0, 15px 15px;
    font-family: var(--font-base);
    -webkit-font-smoothing: antialiased;
}

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

.btn {
  border-radius: var(--radius-sm);
  font-weight: 500;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-dark {
  background-color: var(--brand-primary);
  border-color: var(--brand-primary);
}

.btn-dark:hover {
  background-color: #1e293b;
  border-color: #1e293b;
  transform: translateY(-1px);
}

.btn-outline-dark {
  border-color: var(--line-strong);
  color: var(--text-primary);
}

.btn-outline-dark:hover {
  background-color: var(--color-bg-ink);
  color: #fff;
}

.form-control,
.form-select {
  border-radius: var(--radius-sm);
  border: 1px solid var(--line-soft);
  background-color: #fff;
  transition: all 0.15s ease-in-out;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--eden-green-dark);
  box-shadow: 0 0 0 3px rgba(151, 208, 183, 0.35);
  outline: none;
}

/* Shell & Header */
.lab-shell {
  min-height: 100vh;
  max-width: 1680px;
  margin: 0 auto;
  padding: 24px 32px;
}

.lab-topbar {
  min-height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 0 0 20px;
  border-bottom: 1px solid var(--line-soft);
}

.lab-topbar h1 {
  margin: 0;
  font-size: clamp(1.8rem, 2.5vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--line-soft);
}

.eyebrow {
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: 500;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  background: #fff;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  box-shadow: 0 2px 5px rgba(0,0,0,0.02);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--eden-green);
  box-shadow: 0 0 0 3px rgba(151, 208, 183, 0.4);
}

/* Grid Layout */
.lab-grid {
  display: grid;
  grid-template-columns: 310px 1fr 310px;
  gap: 24px;
  padding-top: 24px;
}

.source-panel,
.control-panel {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.panel-block {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-card);
  background: #ffffff;
  padding: 20px;
  box-shadow: var(--shadow-card);
  transition: border-color 0.2s ease;
}

.panel-block:hover {
  border-color: #cbd5e1;
}

.sticky-control {
  position: sticky;
  top: 24px;
}

/* Section Headings with Eden Index Style (e.g. 01, 02) */
.section-heading {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--line-soft);
}

.section-heading span {
  display: inline-block;
  background: var(--eden-green);
  color: var(--color-bg-ink);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 4px;
}

.section-heading h2 {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.form-label {
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 600;
}

.lab-textarea {
  min-height: 154px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.6;
  resize: vertical;
  background-color: #f8fafc;
}

.lab-textarea.small {
  min-height: 120px;
}

/* Reference Drop zone */
.reference-drop {
  display: grid;
  gap: 6px;
  padding: 20px;
  border: 2px dashed var(--eden-green);
  border-radius: var(--radius-card);
  background: var(--eden-green-light);
  color: var(--text-secondary);
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.reference-drop:hover {
  background: #e2f3ea;
  border-color: var(--eden-green-dark);
}

.reference-drop strong {
  color: var(--text-primary);
  font-size: 0.9rem;
}

.reference-drop span {
  font-size: 0.78rem;
  line-height: 1.4;
}

.reference-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.reference-chip {
  min-height: 30px;
  padding: 4px 12px;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  background: #fff;
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
}

.reference-chip.active,
.reference-chip:hover {
  border-color: var(--eden-green-dark);
  background: var(--eden-green-light);
  color: var(--eden-green-dark);
  font-weight: 600;
}

.token-preview {
  display: grid;
  gap: 10px;
  padding: 12px;
  border-radius: var(--radius-sm);
  background: #f8fafc;
}

.token-preview div {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-family: var(--font-mono);
}

.token-preview span {
  width: 16px;
  height: 16px;
  border: 1px solid rgba(0,0,0,0.1);
  border-radius: 4px;
  background: var(--swatch);
}

/* Preview Stage Section */
.preview-stage {
  position: relative;
  min-width: 0;
  border: 1px solid var(--color-bg-ink);
  border-radius: var(--radius-card);
  background: #ffffff;
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.07);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.stage-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--line-soft);
  background: #fafafa;
}

.stage-toolbar h2 {
  margin: 0;
  font-size: 1.3rem;
  font-weight: 700;
}

.viewport-switch {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: #fff;
}

.viewport-switch button {
  min-height: 32px;
  padding: 4px 14px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 500;
  transition: all 0.15s ease;
}

.viewport-switch button.active {
  background: var(--brand-primary);
  color: #fff;
  font-weight: 600;
}

.preview-frame {
  min-height: 580px;
  display: grid;
  place-items: center;
  padding: 28px;
  background-color: #f1f5f9;
  background-image: radial-gradient(#cbd5e1 1px, transparent 1px);
  background-size: 20px 20px;
}

.preview-frame.tablet .generated-ui {
  max-width: 620px;
}

.preview-frame.mobile .generated-ui {
  max-width: 390px;
}

/* Generated UI Component Inside Stage */
.generated-ui {
  width: 100%;
  max-width: 920px;
  padding: 24px;
  border: 2px solid var(--color-bg-ink);
  border-radius: 16px;
  background: #fff;
  box-shadow: 8px 8px 0px var(--color-bg-ink);
  transition: all 0.25s ease;
}

.generated-ui.ref-eden {
  border-color: #dddddd;
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.gen-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-soft);
}

.mini-label {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--eden-green);
  color: var(--color-bg-ink);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
}

.gen-header h3 {
  margin: 6px 0 0;
  font-size: 1.25rem;
  font-weight: 700;
}

.gen-hero {
  display: flex;
  gap: 16px;
  margin-top: 18px;
}

.signal-map {
  flex: 1;
  min-height: 140px;
  display: flex;
  align-items: center;
  padding: 18px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-card);
  background: #fafafa;
}

.signal-node {
  min-width: 100px;
  padding: 10px 14px;
  border: 1.5px solid var(--color-bg-ink);
  border-radius: var(--radius-sm);
  background: #fff;
  font-size: 0.82rem;
  font-weight: 700;
  text-align: center;
  box-shadow: 2px 2px 0 var(--color-bg-ink);
}

.signal-node.done {
  border-color: var(--ok);
  color: var(--ok);
  background: #ecfdf5;
  box-shadow: 2px 2px 0 var(--ok);
}

.signal-node.active {
  background: var(--eden-green);
  color: var(--color-bg-ink);
  border-color: var(--color-bg-ink);
}

.signal-node.warn {
  border-color: var(--warning);
  color: var(--warning);
  background: #fffbe0;
  box-shadow: 2px 2px 0 var(--warning);
}

.signal-line {
  flex: 1;
  min-width: 20px;
  height: 2px;
  background: var(--color-bg-ink);
}

.confidence-card {
  width: 180px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  padding: 18px;
  border: 1.5px solid var(--color-bg-ink);
  border-radius: var(--radius-card);
  background: var(--color-bg-ink);
  color: #fff;
  box-shadow: 4px 4px 0 var(--eden-green);
}

.confidence-card span {
  font-size: 0.75rem;
  color: #94a3b8;
}

.confidence-card strong {
  font-family: var(--font-mono);
  font-size: 2.2rem;
  color: var(--eden-green);
  line-height: 1;
}

.confidence-card small {
  font-size: 0.72rem;
  color: #cbd5e1;
  line-height: 1.4;
  margin-top: 4px;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 16px;
}

.metric-grid article {
  padding: 14px 18px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-card);
  background: #ffffff;
  transition: all 0.2s ease;
}

.metric-grid article:hover {
  border-color: var(--eden-green);
  transform: translateY(-2px);
}

.metric-grid span {
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 500;
}

.metric-grid strong {
  display: block;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  color: var(--text-primary);
}

.workspace-strip {
  display: flex;
  gap: 16px;
  margin-top: 16px;
}

.task-queue,
.agent-panel {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-card);
  background: #fff;
}

.task-queue {
  flex: 1.2;
  padding: 12px;
}

.queue-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px;
  border-radius: var(--radius-sm);
  margin-bottom: 6px;
  transition: background 0.15s ease;
}

.queue-item:last-child {
  margin-bottom: 0;
}

.queue-item.active {
  background: var(--eden-green-light);
  border-left: 3px solid var(--eden-green-dark);
}

.queue-item span {
  color: var(--eden-green-dark);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
}

.queue-item strong {
  display: block;
  font-size: 0.86rem;
  color: var(--text-primary);
}

.queue-item small {
  color: var(--text-secondary);
  font-size: 0.76rem;
}

.agent-panel {
  flex: 0.8;
  padding: 16px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.agent-panel h4 {
  margin: 0 0 10px;
  font-size: 0.95rem;
  font-weight: 700;
}

.agent-panel p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.82rem;
  line-height: 1.6;
}

.mini-chart {
  height: 60px;
  display: flex;
  align-items: flex-end;
  gap: 8px;
  margin-top: 14px;
  padding-top: 10px;
  border-top: 1px dashed var(--line-soft);
}

.mini-chart span {
  flex: 1;
  border-radius: 4px 4px 0 0;
  background: var(--eden-green);
  transition: height 0.3s ease;
}

.mini-chart span:nth-child(even) {
  background: var(--color-bg-ink);
}

/* Consoles */
.prompt-console {
  padding: 20px 24px;
  border-top: 1px solid var(--line-soft);
  background: #fafafa;
}

.prompt-row {
  display: flex;
  gap: 14px;
}

.prompt-row textarea {
  min-height: 60px;
}

.history-console {
  padding: 18px 24px 22px;
  border-top: 1px solid var(--line-soft);
  background: #ffffff;
}

.history-list {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 8px;
}

.history-empty {
  color: var(--text-muted);
  font-size: 0.82rem;
}

.history-card {
  min-width: 180px;
  padding: 12px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: #fff;
  cursor: pointer;
  transition: all 0.2s ease;
}

.history-card:hover,
.history-card.active {
  border-color: var(--color-bg-ink);
  box-shadow: 4px 4px 0 var(--eden-green);
  background-color: #eaf2f8;
}

.history-card-top {
  display: flex;
  justify-content: space-between;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  margin-bottom: 8px;
}

/* Control Panel Sliders and Scores */
.control-stack {
  display: grid;
  gap: 12px;
}

.form-range::-webkit-slider-thumb {
  background: var(--color-bg-ink);
  border: 2px solid var(--eden-green);
}

.form-range::-webkit-slider-thumb:active {
  background: var(--eden-green-dark);
}

.range-labels {
  display: flex;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.74rem;
  font-family: var(--font-mono);
  margin-top: 4px;
}

.score-card {
  padding: 16px;
  border-radius: var(--radius-sm);
  background: var(--eden-green-light);
  border: 1px solid rgba(151, 208, 183, 0.5);
}

.score-card span {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--eden-green-dark);
}

.score-card strong {
  font-family: var(--font-mono);
  font-size: 2.2rem;
  color: var(--color-bg-ink);
}

.progress {
  height: 10px;
  border-radius: 999px;
  background: #e2e8f0;
  overflow: hidden;
}

.progress-bar {
  background: var(--eden-green-dark);
  border-radius: 999px;
}

.evaluation-list {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.evaluation-item {
  display: grid;
  gap: 4px;
  padding: 12px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: #fff;
  font-size: 0.82rem;
}

.evaluation-item.ok {
  border-left: 4px solid var(--ok);
}

.evaluation-item.warn {
  border-left: 4px solid var(--warning);
}

.evaluation-item.risk {
  border-left: 4px solid var(--risk);
}

.evidence-panel {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
}

.evidence-list,
.risk-note-list {
  display: grid;
  gap: 8px;
}

.evidence-list article {
  display: grid;
  gap: 3px;
  padding: 11px 12px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-card);
  background: #fff;
}

.evidence-list strong {
  color: var(--brand-secondary);
  font-size: 0.76rem;
}

.evidence-list span {
  font-size: 0.82rem;
  font-weight: 700;
}

.evidence-list small {
  color: var(--text-secondary);
  font-size: 0.73rem;
  line-height: 1.45;
}

.risk-note-list article {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 8px;
  padding: 10px;
  border: 1px solid var(--line-soft);
  border-left: 4px solid var(--warning);
  border-radius: var(--radius-card);
  background: #fff;
}

.risk-note-list article:first-child {
  border-left-color: var(--risk);
}

.risk-note-list span {
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.68rem;
}

.risk-note-list p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.76rem;
  line-height: 1.55;
}

/* Overlay & Toast */
.generation-overlay {
  position: absolute;
  z-index: 10;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(6px);
}

.lab-toast {
  border: 1.5px solid var(--color-bg-ink);
  border-radius: var(--radius-sm);
  box-shadow: 4px 4px 0 var(--eden-green);
}

/* Responsive Rules */
@media (max-width: 1200px) {
  .lab-grid {
    grid-template-columns: 280px 1fr;
  }
  .control-panel {
    grid-column: 1 / -1;
  }
}

@media (max-width: 860px) {
  .lab-shell {
    padding: 16px;
  }
  .lab-grid {
    grid-template-columns: 1fr;
  }
  .gen-hero,
  .workspace-strip {
    flex-direction: column;
  }
  .confidence-card {
    width: 100%;
  }
}