:root {
  --demo-ink: #101514;
  --demo-ink-soft: #1a211f;
  --demo-paper: #f3eee3;
  --demo-paper-deep: #e5ded0;
  --demo-line: rgb(16 21 20 / 16%);
  --demo-line-dark: rgb(243 238 227 / 16%);
  --demo-accent: #ef6a3b;
  --demo-accent-text: #a64020;
  --demo-brand-fold: #4333c9;
  --demo-signal: #9cd4b6;
  --demo-success: #356a4d;
  --demo-danger: #b43b2f;
  --demo-danger-bright: #ff6b61;
  --demo-danger-surface: #681f1a;
  --demo-text-secondary: #4b5551;
  --demo-text-muted: #5f6864;
  --demo-text-subtle: #5a625f;
  --demo-text-inverse-muted: #aeb8b3;
  --demo-code-text: #cbd5d0;
  --demo-canvas: #c9c8c1;
  --demo-control-border: #9ea49f;
  --demo-control-thumb: #717b77;
  --demo-paper-glass: rgb(243 238 227 / 94%);
  --demo-white: #fff;
  --demo-ink-05: rgb(16 21 20 / 5%);
  --demo-ink-07: rgb(16 21 20 / 7%);
  --demo-ink-18: rgb(16 21 20 / 18%);
  --demo-ink-25: rgb(16 21 20 / 25%);
  --demo-ink-26: rgb(16 21 20 / 26%);
  --demo-ink-55: rgb(16 21 20 / 55%);
  --demo-signal-halo: rgb(156 212 182 / 10%);
  --demo-space-1: 4px;
  --demo-space-2: 8px;
  --demo-space-3: 12px;
  --demo-space-4: 16px;
  --demo-space-5: 20px;
  --demo-space-6: 24px;
  --demo-space-7: 28px;
  --demo-space-tight: 2px;
  --demo-space-compact: 3px;
  --demo-space-caption: 6px;
  --demo-space-status: 7px;
  --demo-space-control: 9px;
  --demo-space-sample-column: 10px;
  --demo-space-button-block: 10px;
  --demo-space-intro-eyebrow: 22px;
  --demo-space-header-gap: 22px;
  --demo-space-focus-offset: 3px;
  --demo-panel-inline: var(--demo-space-6);
  --demo-section-block: var(--demo-space-7);
  --demo-brand-block: 14px;
  --demo-intro-block-start: 42px;
  --demo-intro-block-end: 38px;
  --demo-code-block-end: 44px;
  --demo-type-label: 8px;
  --demo-type-caption: 9px;
  --demo-type-micro: 7px;
  --demo-type-body: 12px;
  --demo-type-title: 15px;
  --demo-type-brand: 21px;
  --demo-type-workspace: 17px;
  --demo-type-switch: 14px;
  --demo-type-code: 9px;
  --demo-type-error: 10px;
  --demo-type-display: clamp(38px, 4vw, 55px);
  --demo-type-display-mobile: 42px;
  --demo-weight-regular: 400;
  --demo-weight-medium: 500;
  --demo-weight-semibold: 600;
  --demo-weight-bold: 700;
  --demo-weight-heavy: 800;
  --demo-leading-tight: 1;
  --demo-leading-label: 1.4;
  --demo-leading-body: 1.65;
  --demo-leading-sample: 1.15;
  --demo-leading-caption: 1.45;
  --demo-leading-error: 1.5;
  --demo-leading-switch: 1.2;
  --demo-leading-export: 1.15;
  --demo-leading-display: 0.93;
  --demo-size-status-min-height: 1.4em;
  --demo-tracking-brand: -0.035em;
  --demo-tracking-label: 0.13em;
  --demo-tracking-eyebrow: 0.16em;
  --demo-tracking-heading: 0.14em;
  --demo-tracking-section: 0.1em;
  --demo-tracking-code: 0.08em;
  --demo-tracking-status: 0.09em;
  --demo-tracking-metric: 0.12em;
  --demo-tracking-display: -0.065em;
  --demo-size-panel-min: 330px;
  --demo-size-panel-compact: 320px;
  --demo-size-panel-max: 390px;
  --demo-size-panel-pattern: 5px;
  --demo-size-brand: 44px;
  --demo-size-brand-min-height: 76px;
  --demo-size-brand-blur: 16px;
  --demo-size-sample-index-column: 32px;
  --demo-size-sample-padding-block: 15px;
  --demo-size-sample-active-padding-inline: 12px;
  --demo-size-toggle-width: 44px;
  --demo-size-toggle-height: 24px;
  --demo-size-toggle-thumb: 16px;
  --demo-size-toggle-offset: 3px;
  --demo-size-toggle-travel: 20px;
  --demo-size-code-tab-padding-block: 6px;
  --demo-size-code-tab-padding-inline: 8px;
  --demo-size-workspace-header: 76px;
  --demo-size-workspace-header-mobile: 64px;
  --demo-size-preview-label: 36px;
  --demo-size-metric-min-width: 70px;
  --demo-size-metric-min-width-mobile: 54px;
  --demo-size-status-dot: 6px;
  --demo-size-status-halo: 4px;
  --demo-size-visually-hidden: 1px;
  --demo-size-preview-pattern: 24px;
  --demo-size-preview-error-max-width: 420px;
  --demo-size-preview-error-offset: 30px;
  --demo-size-preview-error-padding-block: 14px;
  --demo-size-preview-error-border: 3px;
  --demo-size-viewer-rail: 58px;
  --demo-size-workspace-header-padding-block: 12px;
  --demo-size-workspace-header-padding-inline: 22px;
  --demo-size-workspace-header-padding-block-mobile: 10px;
  --demo-size-workspace-header-padding-inline-mobile: 14px;
  --demo-size-metric-padding-inline: 14px;
  --demo-size-metric-padding-inline-mobile: 9px;
  --demo-size-preview-padding-inline-mobile: 10px;
  --demo-size-preview-padding-block-mobile: 10px;
  --demo-size-mobile-panel-min: 390px;
  --demo-size-mobile-panel-block-start: 46dvh;
  --demo-size-mobile-workspace-block: 54dvh;
  --demo-motion-enter-offset: 10px;
  --demo-motion-status-duration: 900ms;
  --demo-motion-status-reduced: 1.8s;
  --demo-opacity-disabled: 0.42;
  --demo-opacity-pulse: 0.35;
  --demo-motion-control: 180ms;
  --demo-border-hairline: 1px;
  --demo-border-strong: 2px;
  --demo-border-accent: 3px;
  --demo-border-none: 0;
  --demo-size-viewport-min: 320px;
  --demo-radius-round: 50%;
  --demo-radius-none: 0;
  --demo-mono: "SFMono-Regular", "Cascadia Code", Consolas, monospace;
  --demo-serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
}

html,
body,
#app {
  min-width: var(--demo-size-viewport-min);
  min-height: 100%;
  margin: 0;
}

body {
  color: var(--demo-ink);
  background: var(--demo-ink);
}

button,
input,
select {
  font: inherit;
}

button {
  border-radius: var(--demo-radius-none);
}

.demo-shell {
  display: grid;
  width: 100%;
  height: 100dvh;
  grid-template-columns: minmax(var(--demo-size-panel-min), var(--demo-size-panel-max)) minmax(
      0,
      1fr
    );
  overflow: hidden;
  background: var(--demo-paper);
}

.demo-panel {
  position: relative;
  z-index: 3;
  min-width: 0;
  overflow: auto;
  border-right: var(--demo-border-hairline) solid var(--demo-line);
  background-color: var(--demo-paper);
  background-image: radial-gradient(var(--demo-ink-07) 0.55px, transparent 0.55px);
  background-size: var(--demo-size-panel-pattern) var(--demo-size-panel-pattern);
  scrollbar-width: thin;
}

.demo-brand {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  min-height: var(--demo-size-brand-min-height);
  align-items: center;
  gap: var(--demo-space-4);
  padding: var(--demo-brand-block) var(--demo-panel-inline);
  border-bottom: var(--demo-border-hairline) solid var(--demo-line);
  background: var(--demo-paper-glass);
  backdrop-filter: blur(var(--demo-size-brand-blur));
}

.demo-brand-mark {
  display: block;
  flex: 0 0 auto;
  width: var(--demo-size-brand);
  height: var(--demo-size-brand);
  overflow: visible;
  color: var(--demo-ink);
}

.demo-brand-mark-outline {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.8;
}

.demo-brand-mark-fold {
  fill: var(--demo-brand-fold);
  stroke: currentColor;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.demo-brand div {
  display: grid;
  gap: var(--demo-space-tight);
}

.demo-brand strong {
  font:
    var(--demo-weight-medium) var(--demo-type-brand) / var(--demo-leading-tight) var(--demo-serif);
  letter-spacing: var(--demo-tracking-brand);
}

.demo-brand span:last-child {
  color: var(--demo-text-muted);
  font: var(--demo-weight-bold) var(--demo-type-label) / var(--demo-leading-label) var(--demo-mono);
  letter-spacing: var(--demo-tracking-label);
  text-transform: uppercase;
}

.demo-intro {
  padding: var(--demo-intro-block-start) var(--demo-panel-inline) var(--demo-intro-block-end);
  border-bottom: var(--demo-border-hairline) solid var(--demo-line);
  animation: demo-enter 520ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.demo-eyebrow {
  margin: 0 0 var(--demo-space-intro-eyebrow);
  color: var(--demo-accent-text);
  font:
    var(--demo-weight-heavy) var(--demo-type-caption) / var(--demo-leading-tight) var(--demo-mono);
  letter-spacing: var(--demo-tracking-eyebrow);
  text-transform: uppercase;
}

.demo-intro h1 {
  max-width: 9ch;
  margin: 0;
  font:
    var(--demo-weight-medium) var(--demo-type-display) / var(--demo-leading-display)
    var(--demo-serif);
  letter-spacing: var(--demo-tracking-display);
}

.demo-intro > p:last-child {
  max-width: 36ch;
  margin: var(--demo-space-6) 0 0;
  color: var(--demo-text-secondary);
  font: var(--demo-type-body) / var(--demo-leading-body) var(--demo-mono);
}

.demo-control-section {
  padding: var(--demo-section-block) var(--demo-panel-inline);
  border-bottom: var(--demo-border-hairline) solid var(--demo-line);
}

.demo-case-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  padding: var(--demo-space-4) var(--demo-panel-inline);
  border-bottom: var(--demo-border-hairline) solid var(--demo-line);
}

.demo-case-nav button {
  min-width: 0;
  padding: var(--demo-space-control) var(--demo-space-2);
  border: var(--demo-border-hairline) solid var(--demo-control-border);
  color: var(--demo-text-muted);
  background: transparent;
  font:
    var(--demo-weight-heavy) var(--demo-type-label) / var(--demo-leading-tight) var(--demo-mono);
  letter-spacing: var(--demo-tracking-section);
  text-transform: uppercase;
  cursor: pointer;
}

.demo-case-nav button:nth-child(even) {
  border-left: 0;
}

.demo-case-nav button:nth-child(n + 3) {
  border-top: 0;
}

.demo-case-nav button:hover,
.demo-case-nav button:focus-visible,
.demo-case-nav button[aria-pressed="true"] {
  color: var(--demo-paper);
  background: var(--demo-ink);
  outline: none;
}

.demo-case-nav button:focus-visible {
  box-shadow: inset 0 0 0 var(--demo-border-strong) var(--demo-accent);
}

.demo-case-nav button:active {
  color: var(--demo-ink);
  background: var(--demo-paper-deep);
}

.demo-section-heading,
.demo-code-tabs {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--demo-space-4);
  margin-bottom: var(--demo-space-4);
}

.demo-section-heading h2,
.demo-code-tabs h2 {
  margin: 0;
  font:
    var(--demo-weight-heavy) var(--demo-type-caption) / var(--demo-leading-tight) var(--demo-mono);
  letter-spacing: var(--demo-tracking-heading);
  text-transform: uppercase;
}

.demo-section-heading > span {
  color: var(--demo-text-subtle);
  font: var(--demo-weight-bold) var(--demo-type-label) / var(--demo-leading-tight) var(--demo-mono);
  letter-spacing: var(--demo-tracking-section);
  text-transform: uppercase;
}

.demo-sample-list {
  display: grid;
}

.demo-sample {
  display: grid;
  grid-template-columns: var(--demo-size-sample-index-column) 1fr;
  gap: var(--demo-space-compact) var(--demo-space-sample-column);
  padding: var(--demo-size-sample-padding-block) 0;
  border: var(--demo-border-none);
  border-top: var(--demo-border-hairline) solid var(--demo-line);
  color: inherit;
  background: transparent;
  text-align: left;
  cursor: pointer;
  transition:
    padding 180ms ease,
    color 180ms ease,
    background 180ms ease;
}

.demo-sample:last-child {
  border-bottom: var(--demo-border-hairline) solid var(--demo-line);
}

.demo-sample:hover,
.demo-sample:focus-visible,
.demo-sample[aria-pressed="true"] {
  padding-right: var(--demo-size-sample-active-padding-inline);
  padding-left: var(--demo-size-sample-active-padding-inline);
  color: var(--demo-paper);
  background: var(--demo-ink);
  outline: none;
}

.demo-sample[aria-pressed="true"] {
  box-shadow: inset var(--demo-border-accent) 0 var(--demo-accent);
}

.demo-sample > span {
  grid-row: 1 / 3;
  color: var(--demo-accent-text);
  font: var(--demo-weight-heavy) var(--demo-type-caption) / 1.5 var(--demo-mono);
}

.demo-sample strong {
  font:
    var(--demo-weight-semibold) var(--demo-type-title) / var(--demo-leading-sample)
    var(--demo-serif);
}

.demo-sample small {
  color: var(--demo-text-muted);
  font: var(--demo-type-caption) / var(--demo-leading-caption) var(--demo-mono);
}

.demo-sample:hover small,
.demo-sample:focus-visible small,
.demo-sample[aria-pressed="true"] small {
  color: var(--demo-text-inverse-muted);
}

.demo-sample:hover > span,
.demo-sample:focus-visible > span,
.demo-sample[aria-pressed="true"] > span {
  color: var(--demo-accent);
}

.demo-runtime-controls {
  display: grid;
  gap: var(--demo-space-5);
}

.demo-editor-copy {
  margin: 0 0 var(--demo-space-4);
  color: var(--demo-text-secondary);
  font: var(--demo-type-body) / var(--demo-leading-body) var(--demo-mono);
}

.demo-editor-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--demo-space-1);
  margin-bottom: var(--demo-space-2);
}

.demo-editor-toolbar button {
  padding: var(--demo-size-code-tab-padding-block) var(--demo-size-code-tab-padding-inline);
  border: var(--demo-border-hairline) solid var(--demo-control-border);
  color: var(--demo-ink);
  background: transparent;
  font:
    var(--demo-weight-heavy) var(--demo-type-label) / var(--demo-leading-tight) var(--demo-mono);
  letter-spacing: var(--demo-tracking-code);
  text-transform: uppercase;
  cursor: pointer;
}

.demo-editor-toolbar button:hover,
.demo-editor-toolbar button:active {
  border-color: var(--demo-ink);
  background: var(--demo-paper-deep);
}

.demo-editor-toolbar button:focus-visible {
  outline: var(--demo-border-strong) solid var(--demo-accent);
  outline-offset: var(--demo-space-focus-offset);
}

.demo-editor-canvas {
  min-height: 260px;
  overflow-wrap: anywhere;
  padding: var(--demo-space-5);
  border: var(--demo-border-hairline) solid var(--demo-control-border);
  color: var(--demo-ink);
  background: var(--demo-white);
  font: var(--demo-type-body) / var(--demo-leading-body) var(--demo-serif);
}

.demo-editor-canvas:focus {
  border-color: var(--demo-accent);
  outline: var(--demo-border-strong) solid var(--demo-accent);
  outline-offset: var(--demo-space-focus-offset);
}

.demo-editor-canvas h1,
.demo-editor-canvas h2,
.demo-editor-canvas p,
.demo-editor-canvas blockquote {
  margin: 0 0 var(--demo-space-4);
}

.demo-editor-canvas h1 {
  font-size: var(--demo-type-brand);
  line-height: var(--demo-leading-switch);
}

.demo-editor-canvas h2 {
  font-size: var(--demo-type-title);
}

.demo-editor-canvas .kicker {
  color: var(--demo-accent-text);
  font:
    var(--demo-weight-heavy) var(--demo-type-label) / var(--demo-leading-label) var(--demo-mono);
  letter-spacing: var(--demo-tracking-eyebrow);
  text-transform: uppercase;
}

.demo-editor-canvas .lede {
  color: var(--demo-text-secondary);
}

.demo-editor-canvas blockquote {
  padding-left: var(--demo-space-3);
  border-left: var(--demo-border-strong) solid var(--demo-accent);
}

.demo-editor-status {
  display: block;
  min-height: var(--demo-size-status-min-height);
  margin-bottom: var(--demo-space-3);
  color: var(--demo-text-muted);
  font: var(--demo-type-label) / var(--demo-leading-label) var(--demo-mono);
}

.demo-integrity-status {
  display: grid;
  gap: var(--demo-space-1);
  margin: 0 0 var(--demo-space-4);
  padding: var(--demo-space-4);
  border-left: var(--demo-border-accent) solid var(--demo-accent);
  background: var(--demo-ink-05);
}

.demo-integrity-status strong {
  font: var(--demo-weight-medium) 30px / var(--demo-leading-tight) var(--demo-serif);
  letter-spacing: var(--demo-tracking-brand);
}

.demo-integrity-status span,
.demo-integrity-ranges {
  color: var(--demo-text-muted);
  font: var(--demo-type-label) / var(--demo-leading-label) var(--demo-mono);
}

.demo-integrity-status-verified strong {
  color: var(--demo-success);
}

.demo-integrity-status-failed strong {
  color: var(--demo-danger);
}

.demo-integrity-ranges {
  display: grid;
  max-height: 170px;
  gap: var(--demo-space-2);
  margin: 0 0 var(--demo-space-4);
  overflow: auto;
  padding: 0;
  list-style: none;
}

.demo-integrity-ranges li {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: var(--demo-space-tight) var(--demo-space-2);
  padding-top: var(--demo-space-2);
  border-top: var(--demo-border-hairline) solid var(--demo-line);
}

.demo-integrity-ranges code {
  overflow: hidden;
  color: var(--demo-ink);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.demo-integrity-ranges small {
  grid-column: 2;
}

.demo-live-runner {
  display: grid;
  gap: var(--demo-space-3);
  margin-top: var(--demo-space-5);
  padding-top: var(--demo-space-5);
  border-top: var(--demo-border-hairline) solid var(--demo-line);
}

.demo-live-preset {
  display: grid;
  gap: var(--demo-space-1);
}

.demo-live-preset span {
  font:
    var(--demo-weight-semibold) var(--demo-type-switch) / var(--demo-leading-switch)
    var(--demo-serif);
}

.demo-live-preset small,
.demo-live-status {
  color: var(--demo-text-muted);
  font: var(--demo-type-label) / var(--demo-leading-label) var(--demo-mono);
}

.demo-live-runner select {
  width: 100%;
  min-width: 0;
  padding: var(--demo-space-control) var(--demo-space-3);
  border: var(--demo-border-hairline) solid var(--demo-control-border);
  border-radius: var(--demo-radius-none);
  color: var(--demo-ink);
  background: var(--demo-paper);
  font:
    var(--demo-weight-heavy) var(--demo-type-label) / var(--demo-leading-tight) var(--demo-mono);
  letter-spacing: var(--demo-tracking-section);
  text-transform: uppercase;
}

.demo-live-runner select:hover:not(:disabled),
.demo-live-runner select:focus-visible {
  border-color: var(--demo-accent);
  outline: var(--demo-border-strong) solid var(--demo-accent);
  outline-offset: var(--demo-space-focus-offset);
}

.demo-live-runner select:disabled {
  cursor: not-allowed;
  opacity: var(--demo-opacity-disabled);
}

.demo-live-actions {
  display: flex;
  align-items: center;
  gap: var(--demo-space-3);
}

.demo-live-cancel {
  padding: var(--demo-space-button-block) var(--demo-space-3);
  border: var(--demo-border-hairline) solid var(--demo-control-border);
  color: var(--demo-ink);
  background: transparent;
  font:
    var(--demo-weight-heavy) var(--demo-type-label) / var(--demo-leading-tight) var(--demo-mono);
  letter-spacing: var(--demo-tracking-section);
  text-transform: uppercase;
  cursor: pointer;
}

.demo-live-cancel:hover,
.demo-live-cancel:active {
  border-color: var(--demo-ink);
  background: var(--demo-paper-deep);
}

.demo-live-cancel:focus-visible {
  outline: var(--demo-border-strong) solid var(--demo-accent);
  outline-offset: var(--demo-space-focus-offset);
}

.demo-live-status {
  min-height: var(--demo-size-status-min-height);
}

.demo-live-status-running {
  color: var(--demo-accent-text);
}

.demo-live-status-complete {
  color: var(--demo-success);
}

.demo-live-status-failed {
  color: var(--demo-danger);
}

.demo-live-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  border-top: var(--demo-border-hairline) solid var(--demo-line);
  border-left: var(--demo-border-hairline) solid var(--demo-line);
}

.demo-live-metrics div {
  display: grid;
  min-width: 0;
  gap: var(--demo-space-1);
  padding: var(--demo-space-2);
  border-right: var(--demo-border-hairline) solid var(--demo-line);
  border-bottom: var(--demo-border-hairline) solid var(--demo-line);
}

.demo-live-metrics dt {
  overflow: hidden;
  color: var(--demo-text-subtle);
  font: var(--demo-weight-bold) var(--demo-type-micro) / var(--demo-leading-label) var(--demo-mono);
  letter-spacing: var(--demo-tracking-metric);
  text-overflow: ellipsis;
  text-transform: uppercase;
  white-space: nowrap;
}

.demo-live-metrics dd {
  min-width: 0;
  margin: 0;
  overflow: hidden;
  color: var(--demo-ink);
  font:
    var(--demo-weight-medium) var(--demo-type-title) / var(--demo-leading-tight) var(--demo-serif);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.demo-page-size,
.demo-orientation {
  display: grid;
  gap: var(--demo-space-3);
  margin: 0;
  padding: 0 0 var(--demo-space-5);
  border: 0;
  border-bottom: var(--demo-border-hairline) solid var(--demo-line);
}

.demo-page-size > span,
.demo-orientation legend {
  padding: 0;
  font:
    var(--demo-weight-semibold) var(--demo-type-switch) / var(--demo-leading-switch)
    var(--demo-serif);
}

.demo-page-size > small,
.demo-orientation > small {
  color: var(--demo-text-muted);
  font: var(--demo-type-label) / var(--demo-leading-label) var(--demo-mono);
}

.demo-page-size select {
  width: 100%;
  min-width: 0;
  padding: var(--demo-space-control) var(--demo-space-3);
  border: var(--demo-border-hairline) solid var(--demo-control-border);
  border-radius: var(--demo-radius-none);
  color: var(--demo-ink);
  background: var(--demo-paper);
  font:
    var(--demo-weight-heavy) var(--demo-type-label) / var(--demo-leading-tight) var(--demo-mono);
  letter-spacing: var(--demo-tracking-section);
  text-transform: uppercase;
}

.demo-page-size select:hover,
.demo-page-size select:focus-visible {
  border-color: var(--demo-accent);
  outline: var(--demo-border-strong) solid var(--demo-accent);
  outline-offset: var(--demo-space-focus-offset);
}

.demo-orientation-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border: var(--demo-border-hairline) solid var(--demo-control-border);
}

.demo-orientation-options button {
  min-width: 0;
  padding: var(--demo-space-control) var(--demo-space-3);
  border: 0;
  color: var(--demo-text-muted);
  background: transparent;
  font:
    var(--demo-weight-heavy) var(--demo-type-label) / var(--demo-leading-tight) var(--demo-mono);
  letter-spacing: var(--demo-tracking-section);
  text-transform: uppercase;
  cursor: pointer;
  transition:
    color var(--demo-motion-control) ease,
    background var(--demo-motion-control) ease;
}

.demo-orientation-options button + button {
  border-left: var(--demo-border-hairline) solid var(--demo-control-border);
}

.demo-orientation-options button:hover,
.demo-orientation-options button:focus-visible,
.demo-orientation-options button[aria-pressed="true"] {
  color: var(--demo-paper);
  background: var(--demo-ink);
  outline: none;
}

.demo-orientation-options button:focus-visible {
  box-shadow: inset 0 0 0 var(--demo-border-strong) var(--demo-accent);
}

.demo-switch {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--demo-space-4);
  cursor: pointer;
}

.demo-switch > span {
  display: grid;
  gap: var(--demo-space-1);
}

.demo-switch strong {
  font:
    var(--demo-weight-semibold) var(--demo-type-switch) / var(--demo-leading-switch)
    var(--demo-serif);
}

.demo-switch small {
  color: var(--demo-text-muted);
  font: var(--demo-type-label) / var(--demo-leading-label) var(--demo-mono);
}

.demo-switch input {
  position: absolute;
  width: var(--demo-size-visually-hidden);
  height: var(--demo-size-visually-hidden);
  overflow: hidden;
  opacity: 0;
}

.demo-switch i {
  position: relative;
  width: var(--demo-size-toggle-width);
  height: var(--demo-size-toggle-height);
  border: var(--demo-border-hairline) solid var(--demo-control-border);
  background: transparent;
  transition: var(--demo-motion-control) ease;
}

.demo-switch i::after {
  position: absolute;
  top: var(--demo-size-toggle-offset);
  left: var(--demo-size-toggle-offset);
  width: var(--demo-size-toggle-thumb);
  height: var(--demo-size-toggle-thumb);
  background: var(--demo-control-thumb);
  content: "";
  transition: var(--demo-motion-control) ease;
}

.demo-switch input:checked + i {
  border-color: var(--demo-ink);
  background: var(--demo-ink);
}

.demo-switch input:checked + i::after {
  transform: translateX(var(--demo-size-toggle-travel));
  background: var(--demo-signal);
}

.demo-switch input:focus-visible + i {
  outline: var(--demo-border-strong) solid var(--demo-accent);
  outline-offset: var(--demo-space-focus-offset);
}

.demo-output-actions {
  display: grid;
  gap: var(--demo-space-4);
  padding-top: var(--demo-space-tight);
}

.demo-export-action {
  display: grid;
  gap: var(--demo-space-3);
}

.demo-export-action + .demo-export-action {
  padding-top: var(--demo-space-4);
  border-top: var(--demo-border-hairline) solid var(--demo-line);
}

.demo-export-copy {
  display: grid;
  gap: var(--demo-space-1);
}

.demo-export-copy strong {
  font:
    var(--demo-weight-semibold) var(--demo-type-title) / var(--demo-leading-export)
    var(--demo-serif);
}

.demo-export-copy small,
.demo-export-status {
  color: var(--demo-text-muted);
  font: var(--demo-type-label) / var(--demo-leading-label) var(--demo-mono);
}

.demo-output-button {
  justify-self: start;
  padding: var(--demo-space-button-block) var(--demo-space-3);
  border: var(--demo-border-hairline) solid var(--demo-ink);
  color: var(--demo-paper);
  background: var(--demo-ink);
  font:
    var(--demo-weight-heavy) var(--demo-type-label) / var(--demo-leading-tight) var(--demo-mono);
  letter-spacing: var(--demo-tracking-section);
  text-transform: uppercase;
  cursor: pointer;
  transition:
    color var(--demo-motion-control) ease,
    background var(--demo-motion-control) ease,
    opacity var(--demo-motion-control) ease;
}

.demo-output-button:hover:not(:disabled),
.demo-output-button:focus-visible:not(:disabled) {
  color: var(--demo-ink);
  background: transparent;
  outline: none;
}

.demo-output-button:active:not(:disabled) {
  color: var(--demo-ink);
  background: var(--demo-paper-deep);
}

.demo-output-button:focus-visible {
  outline: var(--demo-border-strong) solid var(--demo-accent);
  outline-offset: var(--demo-space-focus-offset);
}

.demo-output-button:disabled {
  cursor: not-allowed;
  opacity: var(--demo-opacity-disabled);
}

.demo-export-status {
  min-height: var(--demo-size-status-min-height);
  margin: 0;
}

.demo-export-status-exporting {
  color: var(--demo-accent-text);
}

.demo-export-status-success {
  color: var(--demo-success);
}

.demo-export-status-error {
  color: var(--demo-danger);
}

.demo-code {
  padding: var(--demo-section-block) var(--demo-panel-inline) var(--demo-code-block-end);
}

.demo-code-mode {
  display: flex;
  gap: var(--demo-space-compact);
  margin: 0;
  padding: 0;
  border: 0;
}

.demo-code-tabs button {
  padding: var(--demo-size-code-tab-padding-block) var(--demo-size-code-tab-padding-inline);
  border: var(--demo-border-hairline) solid transparent;
  color: var(--demo-text-muted);
  background: transparent;
  font:
    var(--demo-weight-heavy) var(--demo-type-label) / var(--demo-leading-tight) var(--demo-mono);
  letter-spacing: var(--demo-tracking-code);
  text-transform: uppercase;
  cursor: pointer;
}

.demo-code-tabs button:hover,
.demo-code-tabs button:focus-visible,
.demo-code-tabs button[aria-pressed="true"] {
  border-color: var(--demo-line);
  color: var(--demo-ink);
  outline: none;
}

.demo-code pre {
  margin: 0;
  overflow: auto;
  padding: var(--demo-space-4);
  border-left: var(--demo-border-strong) solid var(--demo-accent);
  color: var(--demo-code-text);
  background: var(--demo-ink);
  font: var(--demo-type-code) / 1.75 var(--demo-mono);
  white-space: pre-wrap;
}

.demo-workspace {
  display: grid;
  min-width: 0;
  min-height: 0;
  grid-template-rows: var(--demo-size-workspace-header) minmax(0, 1fr);
  background: var(--demo-ink);
}

.demo-workspace-header {
  position: relative;
  z-index: 2;
  display: flex;
  min-width: 0;
  align-items: center;
  justify-content: space-between;
  gap: var(--demo-space-header-gap);
  padding: var(--demo-size-workspace-header-padding-block)
    var(--demo-size-workspace-header-padding-inline);
  border-bottom: var(--demo-border-hairline) solid var(--demo-line-dark);
  color: var(--demo-paper);
  background: var(--demo-ink);
}

.demo-workspace-header > div:first-child {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: var(--demo-space-4);
}

.demo-workspace-header strong {
  overflow: hidden;
  font:
    var(--demo-weight-medium) var(--demo-type-workspace) / var(--demo-leading-tight)
    var(--demo-serif);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.demo-status {
  display: inline-flex;
  align-items: center;
  gap: var(--demo-space-status);
  padding: var(--demo-space-status) var(--demo-space-control);
  border: var(--demo-border-hairline) solid var(--demo-line-dark);
  color: var(--demo-text-inverse-muted);
  font:
    var(--demo-weight-heavy) var(--demo-type-label) / var(--demo-leading-tight) var(--demo-mono);
  letter-spacing: var(--demo-tracking-status);
  text-transform: uppercase;
}

.demo-status i {
  width: var(--demo-size-status-dot);
  height: var(--demo-size-status-dot);
  border-radius: var(--demo-radius-round);
  background: var(--demo-control-thumb);
}

.demo-status-ready i {
  background: var(--demo-signal);
  box-shadow: 0 0 0 var(--demo-size-status-halo) var(--demo-signal-halo);
}

.demo-status-loading i {
  background: var(--demo-accent);
  animation: demo-pulse var(--demo-motion-status-duration) ease-in-out infinite alternate;
}

.demo-status-error i {
  background: var(--demo-danger-bright);
}

.demo-metrics {
  display: flex;
  margin: 0;
}

.demo-metrics div {
  display: grid;
  min-width: var(--demo-size-metric-min-width);
  gap: var(--demo-space-1);
  padding: 0 var(--demo-size-metric-padding-inline);
  border-left: var(--demo-border-hairline) solid var(--demo-line-dark);
}

.demo-metrics dt {
  color: var(--demo-text-subtle);
  font:
    var(--demo-weight-heavy) var(--demo-type-micro) / var(--demo-leading-tight) var(--demo-mono);
  letter-spacing: var(--demo-tracking-metric);
  text-transform: uppercase;
}

.demo-metrics dd {
  margin: 0;
  color: var(--demo-paper);
  font: var(--demo-weight-bold) var(--demo-type-error) / var(--demo-leading-tight) var(--demo-mono);
}

.demo-preview {
  position: relative;
  display: grid;
  min-width: 0;
  min-height: 0;
  grid-template-rows: var(--demo-size-preview-label) minmax(0, 1fr);
  padding: 0 var(--demo-space-4) var(--demo-space-4);
  background-color: var(--demo-canvas);
  background-image:
    linear-gradient(
      var(--demo-ink-05) var(--demo-border-hairline),
      transparent var(--demo-border-hairline)
    ),
    linear-gradient(
      90deg,
      var(--demo-ink-05) var(--demo-border-hairline),
      transparent var(--demo-border-hairline)
    );
  background-size: var(--demo-size-preview-pattern) var(--demo-size-preview-pattern);
  animation: demo-enter 620ms 80ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.demo-preview-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--demo-space-5);
  color: var(--demo-ink-55);
  font:
    var(--demo-weight-heavy) var(--demo-type-micro) / var(--demo-leading-tight) var(--demo-mono);
  letter-spacing: var(--demo-tracking-metric);
  text-transform: uppercase;
}

.demo-preview-surface {
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  border: var(--demo-border-hairline) solid var(--demo-ink-26);
  box-shadow: 0 18px 60px var(--demo-ink-18);
  background: var(--demo-ink);
}

.demo-viewer.imposia-viewer {
  height: 100%;
  min-height: 0;
}

.demo-viewer .imposia-rail {
  min-height: var(--demo-size-viewer-rail);
}

.demo-viewer .imposia-identity {
  padding: 0 var(--demo-space-4);
}

.demo-viewer .imposia-stage::before {
  content: "IMPOSIA / CANONICAL DOM";
}

.demo-error {
  position: absolute;
  right: var(--demo-size-preview-error-offset);
  bottom: var(--demo-size-preview-error-offset);
  max-width: var(--demo-size-preview-error-max-width);
  margin: 0;
  padding: var(--demo-size-preview-error-padding-block) var(--demo-space-4);
  border-left: var(--demo-border-accent) solid var(--demo-danger-bright);
  color: var(--demo-white);
  background: var(--demo-danger-surface);
  font: var(--demo-type-error) / var(--demo-leading-error) var(--demo-mono);
  box-shadow: 0 14px 40px var(--demo-ink-25);
}

@keyframes demo-enter {
  from {
    transform: translateY(var(--demo-motion-enter-offset));
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes demo-pulse {
  to {
    opacity: var(--demo-opacity-pulse);
  }
}

@media (max-width: 1050px) {
  .demo-shell {
    grid-template-columns: var(--demo-size-panel-compact) minmax(0, 1fr);
  }

  .demo-metrics div:nth-child(4) {
    display: none;
  }
}

@media (max-width: 820px) {
  .demo-shell {
    height: auto;
    min-height: 100dvh;
    grid-template-columns: 1fr;
    grid-template-rows:
      minmax(var(--demo-size-mobile-panel-min), var(--demo-size-mobile-panel-block-start))
      var(--demo-size-mobile-workspace-block);
    overflow: auto;
  }

  .demo-panel {
    border-right: 0;
    border-bottom: var(--demo-border-hairline) solid var(--demo-line);
  }

  .demo-intro {
    padding: var(--demo-space-7) var(--demo-space-5);
  }

  .demo-intro h1 {
    max-width: 13ch;
    font-size: var(--demo-type-display-mobile);
  }

  .demo-control-section,
  .demo-code {
    padding-right: var(--demo-space-5);
    padding-left: var(--demo-space-5);
  }

  .demo-workspace {
    grid-template-rows: var(--demo-size-workspace-header-mobile) minmax(0, 1fr);
  }

  .demo-workspace-header {
    padding: var(--demo-size-workspace-header-padding-block-mobile)
      var(--demo-size-workspace-header-padding-inline-mobile);
  }

  .demo-metrics div {
    min-width: var(--demo-size-metric-min-width-mobile);
    padding: 0 var(--demo-size-metric-padding-inline-mobile);
  }

  .demo-metrics div:nth-child(3),
  .demo-preview-label span:last-child {
    display: none;
  }

  .demo-preview {
    padding: 0 var(--demo-size-preview-padding-inline-mobile)
      var(--demo-size-preview-padding-block-mobile);
  }
}

@media (prefers-reduced-motion: reduce) {
  .demo-intro,
  .demo-preview {
    animation: none;
  }

  .demo-status-loading i {
    animation-duration: var(--demo-motion-status-reduced);
  }
}