/* Live Lab workbench: detector-style navigation, active workspace, diagnostics. */

.live-lab-page {
  overflow: hidden;
}

.live-lab-main-shell,
.live-lab-workbench,
.live-lab-workspace {
  height: 100vh;
  min-height: 0;
}

.live-lab-workbench {
  --live-lab-sidebar: 264px;
  background: var(--ks-lacquer);
}

.live-lab-nav {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 10;
  display: flex;
  flex-direction: column;
  width: var(--live-lab-sidebar);
  border-right: 1px solid var(--ks-rule);
  background: var(--ks-lacquer-deep);
}

.live-lab-nav-head {
  flex-shrink: 0;
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--ks-rule);
}

.live-lab-brand {
  color: var(--ks-kinpaku);
  text-decoration: none;
}

.live-lab-brand .ks-mark { width: 30px; height: 30px; }
.live-lab-brand .ks-mark svg { width: 26px; height: 26px; }

.live-lab-brand .ks-wordmark {
  font-size: 1rem;
  letter-spacing: 0.16em;
}

.live-lab-nav-head h1 {
  margin: var(--spacing-md) 0 0;
  color: var(--ks-champagne);
  font-family: var(--ks-font);
  font-size: var(--ks-type-title-size);
  font-weight: 600;
  line-height: 1.15;
}

.live-lab-nav-head > p {
  margin: 6px 0 0;
  color: var(--ks-text-muted);
  font-size: var(--ks-type-body-size);
  line-height: 1.5;
}
.live-lab-panel-label,
.live-lab-nav-group h2,
.live-lab-diagnostic-panel dt {
  color: var(--ks-text-muted);
  font-family: var(--ks-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.live-lab-nav-scroll {
  min-height: 0;
  overflow: auto;
  padding-bottom: var(--spacing-md);
}

.live-lab-nav-group {
  padding: var(--spacing-sm);
  border-bottom: 1px solid var(--ks-rule);
}

.live-lab-nav-group h2 {
  margin: 0;
  color: var(--ks-kinpaku-deep);
  letter-spacing: 0.2em;
}

.live-lab-nav-list {
  display: grid;
  gap: 4px;
  margin-top: 10px;
}

.live-lab-nav-list button {
  display: flex;
  align-items: center;
  width: 100%;
  min-height: 40px;
  padding: 8px 10px;
  border: 1px solid transparent;
  border-radius: 4px;
  background: transparent;
  color: var(--ks-text-muted);
  font: 500 0.875rem/1.3 var(--ks-font);
  text-align: left;
  text-decoration: none;
  cursor: pointer;
}

.live-lab-nav-list button:hover {
  background: var(--ks-graphite);
  color: var(--ks-champagne);
}

.live-lab-nav-list button:focus-visible {
  outline: 2px solid var(--ks-kinpaku);
  outline-offset: 2px;
}

.live-lab-nav-list button[aria-pressed='true'] {
  border-color: var(--ks-kinpaku);
  background: var(--ks-kinpaku);
  color: var(--ks-lacquer-deep);
}

.live-lab-workspace {
  display: flex;
  flex-direction: column;
  min-width: 0;
  margin-left: var(--live-lab-sidebar);
  overflow: hidden;
}

.live-lab-toolbar {
  position: relative;
  z-index: 8;
  display: flex;
  flex-shrink: 0;
  justify-content: space-between;
  gap: var(--spacing-md);
  align-items: center;
  min-height: 68px;
  padding: 10px var(--spacing-md);
  border-bottom: 1px solid var(--ks-rule);
  background: var(--ks-lacquer-deep);
}

.live-lab-toolbar h2,
.live-lab-diagnostic-panel h2 {
  margin: 0;
  color: var(--ks-champagne);
  font: 600 1rem/1.2 var(--ks-font);
}

.live-lab-toolbar p:not(.live-lab-panel-label) {
  margin: 4px 0 0;
  color: var(--ks-text-muted);
  font-size: var(--ks-type-body-size);
  line-height: 1.4;
}

.live-lab-toolbar-actions {
  display: flex;
  flex-shrink: 0;
  gap: 10px;
  align-items: center;
}

.live-lab-toolbar-actions button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 16px;
  border: 1px solid var(--ks-rule-strong);
  border-radius: 2px;
  background: transparent;
  color: var(--ks-kinpaku);
  font-size: var(--ks-type-body-size);
  font-weight: 600;
  cursor: pointer;
}

.live-lab-toolbar-actions button:hover {
  background: var(--ks-kinpaku);
  color: var(--ks-lacquer-deep);
}

.live-lab-toolbar-actions button:focus-visible {
  outline: 2px solid var(--ks-kinpaku);
  outline-offset: 2px;
}

.live-lab-workspace-scroll {
  flex: 1 1 auto;
  min-height: 0;
  overflow: auto;
}

.live-lab-content-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: var(--spacing-sm);
  align-items: start;
  padding: var(--spacing-sm);
}

.live-lab-canvas,
.live-lab-diagnostic-panel {
  min-width: 0;
  border: 1px solid var(--ks-rule);
  background: var(--ks-lacquer-raised);
}

.live-lab-ui-panel {
  min-width: 0;
  padding: clamp(24px, 4vw, 48px);
}

.live-lab-workbench[data-active-view='ui'] .live-lab-workspace-scroll {
  overflow: hidden;
}

.live-lab-workbench[data-active-view='ui'] .live-lab-content-grid {
  grid-template-columns: minmax(0, 1fr);
  height: 100%;
  padding: 0;
}

.live-lab-workbench[data-active-view='ui'] .live-lab-canvas,
.live-lab-workbench[data-active-view='ui'] .live-lab-ui-panel {
  height: 100%;
  min-height: 0;
}

.live-lab-workbench[data-active-view='ui'] .live-lab-canvas {
  overflow: hidden;
  border: 0;
}

.live-lab-workbench[data-active-view='ui'] .live-lab-ui-panel {
  padding: 0;
}

.live-lab-workbench[data-active-view='ui'] .live-lab-diagnostics {
  display: none;
}

.live-lab-diagnostic-panel[hidden],
.live-lab-toolbar-actions [hidden] {
  display: none;
}

.live-lab-canvas {
  padding-bottom: 0;
}

.live-lab-canvas [hidden] {
  display: none !important;
}

.live-lab-canvas .ks-section {
  width: auto;
  max-width: none;
  margin: 0;
  padding-right: clamp(20px, 3vw, 40px);
  padding-left: clamp(20px, 3vw, 40px);
}

.live-lab-canvas .live-performance-hero {
  padding-top: clamp(32px, 5vw, 56px);
  padding-bottom: clamp(32px, 5vw, 56px);
}

.live-lab-canvas .live-performance-hero::after {
  right: 0;
  left: 0;
}

.live-lab-canvas .live-performance-hero h1 {
  max-width: 720px;
  margin-top: 14px;
  font-family: var(--ks-font);
  font-size: var(--ks-type-headline-size);
  font-weight: 600;
  line-height: var(--ks-type-headline-line);
}

.live-lab-canvas .live-performance-lede {
  margin-top: 24px;
  font-size: 1rem;
  line-height: 1.6;
}

.live-lab-run-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 28px 0 0;
  border: 1px solid var(--ks-rule);
}

.live-lab-run-stats div {
  min-width: 0;
  padding: var(--spacing-sm);
  border-right: 1px solid var(--ks-rule);
}

.live-lab-run-stats div:last-child { border-right: 0; }

.live-lab-run-stats dt {
  color: var(--ks-text-muted);
  font: 500 var(--ks-type-eyebrow-size)/1.4 var(--ks-mono);
  letter-spacing: var(--ks-type-eyebrow-track);
  text-transform: uppercase;
}

.live-lab-run-stats dd {
  margin: 6px 0 0;
  color: var(--ks-champagne);
  font-size: var(--ks-type-title-size);
  font-weight: 600;
}

.live-lab-canvas .live-performance-meta {
  margin-top: 24px;
}

.live-lab-canvas .live-performance-section {
  padding-top: clamp(30px, 4vw, 52px);
  padding-bottom: clamp(30px, 4vw, 52px);
}

.live-lab-canvas .live-performance-section-head {
  grid-template-columns: minmax(0, 1fr) minmax(220px, 360px);
  gap: 28px;
}

.live-lab-canvas .live-performance-section-head h2,
.live-lab-canvas .live-performance-method h2 {
  margin-top: 8px;
  font-size: clamp(1.65rem, 3vw, 2.6rem);
}

.live-lab-canvas .latency-tape,
.live-lab-canvas .scenario-comparison,
.live-lab-canvas .harness-table-wrap,
.live-lab-canvas .experiment-list,
.live-lab-canvas .live-simulator {
  margin-top: 32px;
}

.live-lab-canvas .live-performance-finding {
  margin-top: 28px;
}

.live-lab-canvas .live-performance-method {
  gap: 28px;
  padding-top: 36px;
  padding-bottom: 36px;
  border-bottom: 0;
}

.live-lab-diagnostics {
  position: sticky;
  top: 0;
  display: grid;
  gap: var(--spacing-sm);
  max-height: calc(100vh - 106px);
  overflow: auto;
}

.live-lab-diagnostic-panel {
  overflow: hidden;
}

.live-lab-diagnostic-panel header {
  padding: var(--spacing-sm);
  border-bottom: 1px solid var(--ks-rule);
}

.live-lab-diagnostic-panel dl {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0;
}

.live-lab-diagnostic-panel dl div {
  padding: var(--spacing-sm);
  border-right: 1px solid var(--ks-rule);
  border-bottom: 1px solid var(--ks-rule);
}

.live-lab-diagnostic-panel dl div:nth-child(2n) { border-right: 0; }

.live-lab-diagnostic-panel dd {
  margin: 5px 0 0;
  color: var(--ks-champagne);
  font-size: var(--ks-type-title-size);
  font-weight: 600;
}

.live-lab-diagnostic-panel > p {
  margin: 0;
  padding: var(--spacing-sm);
  color: var(--ks-text-muted);
  font-size: var(--ks-type-body-size);
  line-height: 1.5;
}

.live-lab-strategy-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.live-lab-strategy-list li {
  display: grid;
  gap: 3px;
  padding: 11px var(--spacing-sm);
  border-bottom: 1px solid var(--ks-rule);
}

.live-lab-strategy-list strong {
  color: var(--ks-champagne);
  font-size: var(--ks-type-body-size);
  font-weight: 500;
}

.live-lab-strategy-list span {
  color: var(--ks-patina);
  font: 0.75rem/1.4 var(--ks-mono);
}

@media (max-width: 1180px) {
  .live-lab-workbench { --live-lab-sidebar: 244px; }
  .live-lab-content-grid { grid-template-columns: minmax(0, 1fr); }
  .live-lab-diagnostics {
    position: static;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    max-height: none;
    overflow: visible;
  }
}

@media (max-width: 860px) {
  .live-lab-page { overflow: auto; }

  .live-lab-main-shell,
  .live-lab-workbench,
  .live-lab-workspace {
    height: auto;
    min-height: 100vh;
    overflow: visible;
  }

  .live-lab-nav {
    position: static;
    width: auto;
    border-right: 0;
    border-bottom: 1px solid var(--ks-rule);
  }

  .live-lab-nav-scroll {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-height: none;
  }

  .live-lab-workspace { margin-left: 0; }
  .live-lab-workspace-scroll { overflow: visible; }

  .live-lab-toolbar {
    position: static;
    align-items: flex-start;
  }

  .live-lab-diagnostics { grid-template-columns: 1fr; }
  .live-lab-canvas .live-performance-section-head { grid-template-columns: 1fr; }
  .live-lab-run-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .live-lab-run-stats div:nth-child(2) { border-right: 0; }
  .live-lab-run-stats div:nth-child(-n + 2) { border-bottom: 1px solid var(--ks-rule); }
}

@media (max-width: 560px) {
  .live-lab-diagnostic-panel dl,
  .live-lab-nav-scroll,
  .live-lab-run-stats {
    grid-template-columns: 1fr;
  }

  .live-lab-summary-grid div,
  .live-lab-diagnostic-panel dl div,
  .live-lab-run-stats div {
    border-right: 0;
  }

  .live-lab-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .live-lab-toolbar-actions {
    justify-content: space-between;
  }

  .live-lab-content-grid {
    padding: 0;
  }

  .live-lab-canvas,
  .live-lab-diagnostic-panel {
    border-right: 0;
    border-left: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .live-lab-status i { animation: none; }
}