.sdk-main--playground {
  padding-inline: var(--myron-space-lg);
}

.sdk-document--playground {
  max-width: 1320px;
}

.sdk-callout--sandbox {
  border-color: var(--myron-color-border-strong);
  background: var(--myron-color-surface-alt);
}

.playground-shell {
  margin-top: var(--myron-space-xl);
  padding-top: var(--myron-space-xl);
  border-top: var(--myron-border-hairline) solid var(--myron-color-border);
}

.playground-loading,
.playground-error,
.playground-boundary,
.playground-panel,
.playground-output-block,
.playground-preview {
  border: var(--myron-border-hairline) solid var(--myron-color-border);
  border-radius: var(--myron-radius-md);
  background: var(--myron-color-surface);
}

.playground-loading,
.playground-error,
.playground-boundary {
  padding: var(--myron-space-md);
}

.playground-boundary {
  margin-bottom: var(--myron-space-lg);
  background: var(--myron-color-surface-alt);
}

.playground-boundary strong,
.playground-boundary p {
  display: block;
  margin: 0;
}

.playground-boundary p {
  margin-top: var(--myron-space-xs);
  color: var(--myron-color-text-muted);
}

.playground-grid {
  display: grid;
  grid-template-columns: minmax(320px, 1.1fr) minmax(280px, 0.9fr);
  gap: var(--myron-space-lg);
  align-items: start;
}

.playground-panel {
  padding: var(--myron-space-lg);
}

.playground-panel h2,
.playground-output-block h3,
.playground-preview h2 {
  margin: 0 0 var(--myron-space-md);
  font-size: 18px;
  line-height: 1.2;
}

.playground-controls {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--myron-space-md);
}

.playground-field,
.playground-toggle {
  display: grid;
  gap: var(--myron-space-xs);
  color: var(--myron-color-text-muted);
  font-size: 12px;
  font-weight: 700;
}

.playground-field--wide {
  grid-column: 1 / -1;
}

.playground-field input,
.playground-field select,
.playground-field textarea {
  width: 100%;
  border: var(--myron-border-hairline) solid var(--myron-color-border);
  border-radius: var(--myron-radius-sm);
  background: var(--myron-color-surface);
  color: var(--myron-color-text);
  font: 14px/1.4 var(--myron-typography-font-mono);
}

.playground-field input,
.playground-field select {
  min-height: 38px;
  padding: 0 10px;
}

.playground-field textarea {
  min-height: 160px;
  padding: 10px;
  resize: vertical;
}

.playground-toggle {
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  align-self: end;
  min-height: 38px;
  color: var(--myron-color-text);
  font-size: 14px;
  font-weight: 500;
}

.playground-toggle input {
  width: 16px;
  height: 16px;
}

.playground-fieldset {
  grid-column: 1 / -1;
  display: grid;
  gap: var(--myron-space-sm);
  margin: 0;
  padding: var(--myron-space-md);
  border: var(--myron-border-hairline) solid var(--myron-color-border);
  border-radius: var(--myron-radius-sm);
}

.playground-fieldset legend {
  padding: 0 var(--myron-space-xs);
  color: var(--myron-color-text-muted);
  font-size: 12px;
  font-weight: 700;
}

.playground-checklist {
  display: grid;
  gap: var(--myron-space-sm);
  margin: 0 0 var(--myron-space-lg);
  padding: 0;
  list-style: none;
}

.playground-checklist li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--myron-space-sm);
  align-items: start;
  padding: var(--myron-space-sm);
  border-left: 3px solid var(--myron-color-border-strong);
  background: var(--myron-color-surface-alt);
  color: var(--myron-color-text);
  font-size: 14px;
}

.playground-checklist .is-error {
  border-left-color: #9f1239;
}

.playground-checklist .is-warning {
  border-left-color: #8a5b00;
}

.playground-checklist .is-info {
  border-left-color: var(--myron-color-link);
}

.playground-checklist .is-ok {
  border-left-color: #166534;
}

.playground-doc-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--myron-space-sm);
}

.playground-doc-links a {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border: var(--myron-border-hairline) solid var(--myron-color-border);
  border-radius: var(--myron-radius-sm);
  color: var(--myron-color-text);
  font-size: 13px;
  text-decoration: none;
}

.playground-output {
  display: grid;
  gap: var(--myron-space-lg);
  margin-top: var(--myron-space-lg);
}

.playground-output-block {
  overflow: hidden;
}

.playground-output-block h3 {
  padding: var(--myron-space-md) var(--myron-space-md) 0;
}

.playground-output-block pre {
  overflow: auto;
  margin: var(--myron-space-md) 0 0;
  padding: var(--myron-space-md);
  background: #111827;
  color: #f8fafc;
}

.playground-output-block code {
  border: 0;
  padding: 0;
  background: transparent;
  color: inherit;
  white-space: pre;
}

.playground-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 420px);
  gap: var(--myron-space-lg);
  align-items: start;
}

.playground-preview {
  position: sticky;
  top: calc(var(--sdk-topbar-height) + var(--myron-space-lg));
  margin-top: var(--myron-space-lg);
  padding: var(--myron-space-lg);
}

.playground-component-preview {
  position: relative;
  overflow: hidden;
  padding: var(--myron-space-xl) var(--myron-space-lg);
  border: var(--myron-border-hairline) solid var(--myron-color-border);
  border-radius: var(--myron-radius-md);
  background: var(--myron-color-surface-alt);
  color: var(--myron-color-text);
}

.playground-preview-eyebrow {
  margin: 0;
  color: var(--myron-color-text-muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

@media (max-width: 1080px) {
  .playground-grid,
  .playground-split {
    grid-template-columns: 1fr;
  }

  .playground-preview {
    position: static;
  }
}

@media (max-width: 680px) {
  .playground-controls {
    grid-template-columns: 1fr;
  }
}

.playground-expected-failure {
  margin: 0 0 var(--myron-space-md, 16px);
  padding: var(--myron-space-sm, 8px) var(--myron-space-md, 16px);
  border-left: 4px solid var(--myron-color-warning-border-soft, rgba(138, 91, 0, 0.30));
  background: var(--myron-color-warning-surface-soft, rgba(138, 91, 0, 0.10));
  border-radius: var(--myron-radius-sm, 4px);
  font-size: 14px;
  line-height: 1.5;
}

.playground-expected-failure code {
  padding: 1px 4px;
  border-radius: 3px;
  background: rgba(0, 0, 0, 0.08);
  font-family: var(--myron-typography-font-mono);
  font-size: 13px;
}

.playground-illustrative-only {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 2px;
  background: rgba(0, 0, 0, 0.06);
  color: var(--myron-color-text-muted);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.playground-primitive {
  display: grid;
  gap: var(--myron-space-sm);
  margin-top: var(--myron-space-md);
  padding: var(--myron-space-md);
  border: var(--myron-border-hairline) dashed var(--myron-color-border);
  border-radius: var(--myron-radius-sm);
  background: var(--myron-color-surface);
}

.playground-primitive:first-child {
  margin-top: 0;
}

.playground-primitive__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--myron-space-sm);
  align-items: center;
}

.playground-primitive__label {
  color: var(--myron-color-text-muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.playground-primitive__slots {
  display: grid;
  gap: var(--myron-space-sm);
}

.playground-slot-stub {
  color: var(--myron-color-text);
  font-size: 14px;
  line-height: 1.4;
}

.playground-primitive__headline {
  margin: 0;
  color: var(--myron-color-text);
  font-size: var(--myron-typography-size-2xl);
  line-height: 1.2;
}

.playground-primitive__paragraph {
  margin: 0;
  color: var(--myron-color-text-muted);
  font-size: 14px;
  line-height: 1.5;
}

.playground-primitive__eyebrow {
  display: inline-block;
  color: var(--myron-color-text-muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.playground-primitive__cta-inline {
  color: var(--myron-color-link);
  font-size: 13px;
  font-weight: 600;
}

.playground-primitive__cta-button {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  padding: 6px 12px;
  border: var(--myron-border-hairline) solid var(--myron-color-link);
  border-radius: var(--myron-radius-sm);
  background: var(--myron-color-surface);
  color: var(--myron-color-link);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
}

.playground-primitive__metrics,
.playground-primitive__columns--two,
.playground-primitive__columns--three,
.playground-primitive__feature-grid,
.playground-primitive__logo-strip {
  display: grid;
  gap: var(--myron-space-sm);
}

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

.playground-primitive__columns--two {
  grid-template-columns: 1fr 1fr;
}

.playground-primitive__columns--three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.playground-primitive__feature-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.playground-primitive__logo-strip {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.playground-primitive__metric,
.playground-primitive__feature,
.playground-primitive__logo,
.playground-primitive__tile,
.playground-primitive__columns > div {
  padding: var(--myron-space-sm);
  border: var(--myron-border-hairline) solid var(--myron-color-border);
  border-radius: var(--myron-radius-sm);
  background: var(--myron-color-surface-alt);
  text-align: center;
  font-size: 13px;
}

.playground-primitive__gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--myron-space-sm);
}

.playground-primitive__media,
.playground-primitive__band {
  padding: var(--myron-space-md);
  border: var(--myron-border-hairline) dashed var(--myron-color-border-strong);
  border-radius: var(--myron-radius-md);
  background: var(--myron-color-surface-alt);
  color: var(--myron-color-text-muted);
  text-align: center;
}

.playground-primitive__caption {
  margin: var(--myron-space-sm) 0 0;
  color: var(--myron-color-text-muted);
  font-size: 12px;
}

.playground-primitive__callout {
  padding: var(--myron-space-sm) var(--myron-space-md);
  border-left: 3px solid var(--myron-color-link);
  background: var(--myron-color-surface-alt);
}

.playground-primitive__callout strong {
  display: block;
  margin-bottom: var(--myron-space-xs);
  color: var(--myron-color-text);
}

.playground-primitive__callout p {
  margin: 0;
  color: var(--myron-color-text-muted);
  font-size: 13px;
}

.playground-primitive__quote {
  margin: 0;
  padding: var(--myron-space-sm) var(--myron-space-md);
  border-left: 3px solid var(--myron-color-border-strong);
  color: var(--myron-color-text);
  font-style: italic;
}

.playground-primitive__quote footer {
  margin-top: var(--myron-space-xs);
  color: var(--myron-color-text-muted);
  font-size: 12px;
  font-style: normal;
}

.playground-primitive__divider {
  margin: var(--myron-space-sm) 0;
  border: 0;
  border-top: var(--myron-border-hairline) solid var(--myron-color-border);
}

.playground-primitive__faq summary {
  cursor: default;
  color: var(--myron-color-text);
  font-weight: 600;
}

.playground-primitive__faq p {
  margin: var(--myron-space-xs) 0 0;
  color: var(--myron-color-text-muted);
  font-size: 13px;
}

.playground-primitive__link-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--myron-space-sm);
}

.playground-primitive__link-list a {
  color: var(--myron-color-link);
  font-size: 13px;
  text-decoration: none;
}

.playground-primitive__hero {
  display: grid;
  gap: var(--myron-space-sm);
  padding: var(--myron-space-md);
  border-radius: var(--myron-radius-md);
  background: var(--myron-color-surface-alt);
}

.playground-primitive__footer {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--myron-space-md);
  align-items: center;
  padding: var(--myron-space-sm) var(--myron-space-md);
  border-top: var(--myron-border-hairline) solid var(--myron-color-border);
  background: var(--myron-color-surface-alt);
  color: var(--myron-color-text-muted);
  font-size: 12px;
}

.playground-primitive__pricing {
  display: grid;
  gap: var(--myron-space-sm);
  padding: var(--myron-space-md);
  border: var(--myron-border-hairline) solid var(--myron-color-border);
  border-radius: var(--myron-radius-md);
  background: var(--myron-color-surface);
}

.playground-primitive__pricing-title {
  color: var(--myron-color-text-muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.playground-primitive__pricing-price {
  color: var(--myron-color-text);
  font-size: var(--myron-typography-size-2xl);
  font-weight: 700;
}

.playground-primitive__pricing-features {
  margin: 0;
  padding-left: var(--myron-space-md);
  color: var(--myron-color-text);
  font-size: 13px;
}

.playground-primitive__testimonial {
  margin: 0;
  padding: var(--myron-space-md);
  border-left: 3px solid var(--myron-color-link);
  background: var(--myron-color-surface-alt);
}

.playground-primitive__testimonial blockquote {
  margin: 0 0 var(--myron-space-sm);
  color: var(--myron-color-text);
  font-style: italic;
}

.playground-primitive__testimonial figcaption {
  display: flex;
  gap: var(--myron-space-sm);
  align-items: center;
  color: var(--myron-color-text-muted);
  font-size: 12px;
}

.playground-primitive__avatar,
.playground-primitive__avatar-row .playground-primitive__avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--myron-color-border);
  color: var(--myron-color-text);
  font-size: 12px;
  font-weight: 700;
}

.playground-primitive__avatar-row {
  display: flex;
  gap: var(--myron-space-sm);
  align-items: center;
  font-size: 13px;
}

.playground-primitive__metric-card {
  display: grid;
  gap: var(--myron-space-xs);
  padding: var(--myron-space-md);
  border: var(--myron-border-hairline) solid var(--myron-color-border);
  border-radius: var(--myron-radius-md);
  background: var(--myron-color-surface);
}

.playground-primitive__metric-label {
  color: var(--myron-color-text-muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.playground-primitive__metric-value {
  color: var(--myron-color-text);
  font-size: var(--myron-typography-size-2xl);
  font-weight: 700;
}

.playground-primitive__metric-trend {
  color: var(--myron-color-link);
  font-size: 13px;
  font-weight: 600;
}

.playground-primitive__badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border: var(--myron-border-hairline) solid var(--myron-color-border-strong);
  border-radius: 999px;
  background: var(--myron-color-surface-alt);
  color: var(--myron-color-text);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.playground-primitive__fallback {
  border-style: solid;
}

.playground-component-preview[data-scene="dot-grid"] {
  background-image: radial-gradient(var(--myron-color-border) 1px, transparent 1px);
  background-size: 12px 12px;
}

.playground-component-preview[data-scene="gradient-flow"] {
  background: linear-gradient(135deg, var(--myron-color-surface) 0%, var(--myron-color-surface-alt) 100%);
}

.playground-component-preview[data-scene="noise-overlay"] {
  background-image: repeating-linear-gradient(45deg, var(--myron-color-surface-alt) 0 2px, var(--myron-color-surface) 2px 4px);
}

.playground-component-preview[data-scene="mesh-gradient"] {
  background:
    radial-gradient(at 20% 30%, var(--myron-color-surface-alt) 0, transparent 50%),
    radial-gradient(at 80% 70%, var(--myron-color-warning-surface-soft) 0, transparent 50%),
    var(--myron-color-surface);
}

.playground-component-preview[data-scene="particle-field"] {
  background-image:
    radial-gradient(var(--myron-color-border-strong) 1px, transparent 1.5px),
    radial-gradient(var(--myron-color-border) 1px, transparent 1.5px);
  background-size: 24px 24px, 8px 8px;
  background-position: 0 0, 4px 4px;
}

.playground-component-preview[data-scene="soft-vignette"] {
  background:
    radial-gradient(ellipse at center, var(--myron-color-surface) 40%, var(--myron-color-surface-alt) 100%);
}

@keyframes playground-preview-fade-up {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes playground-preview-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes playground-preview-zoom-in {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes playground-preview-slide-up {
  from { transform: translateY(16px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

@keyframes playground-preview-scale-in {
  from { transform: scale(0.92); }
  to { transform: scale(1); }
}

@keyframes playground-preview-stagger {
  0% { opacity: 0; transform: translateX(-6px); }
  60% { opacity: 1; transform: translateX(2px); }
  100% { opacity: 1; transform: translateX(0); }
}

.playground-component-preview[data-motion="fade-up"] { animation: playground-preview-fade-up 0.45s ease-out; }
.playground-component-preview[data-motion="fade-in"] { animation: playground-preview-fade-in 0.45s ease-out; }
.playground-component-preview[data-motion="zoom-in"] { animation: playground-preview-zoom-in 0.45s ease-out; }
.playground-component-preview[data-motion="slide-up"] { animation: playground-preview-slide-up 0.45s ease-out; }
.playground-component-preview[data-motion="scale-in"] { animation: playground-preview-scale-in 0.45s ease-out; }
.playground-component-preview[data-motion="stagger"] { animation: playground-preview-stagger 0.6s ease-out; }

@media (prefers-reduced-motion: reduce) {
  .playground-component-preview[data-motion] { animation: none; }
}