:root {
  color-scheme: light;
  --bg: #eef1f3;
  --panel: #ffffff;
  --panel-alt: #f7f9fa;
  --ink: #1d252b;
  --muted: #65727e;
  --line: #d7dde2;
  --accent: #0f766e;
  --accent-2: #2563eb;
  --danger: #b42318;
  --warn: #9a5b13;
  --code: #101827;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 8px 24px rgba(16, 24, 40, .08);
}

:root[data-ui-mode="dark"] {
  color-scheme: dark;
  --bg: #171b20;
  --panel: #232930;
  --panel-alt: #1d232a;
  --ink: #edf2f7;
  --muted: #a9b4bf;
  --line: #3b4652;
  --accent: #2dd4bf;
  --accent-2: #93c5fd;
  --danger: #fca5a5;
  --warn: #fbbf24;
  --code: #0b1016;
  --shadow: 0 1px 2px rgba(0, 0, 0, .22), 0 10px 26px rgba(0, 0, 0, .28);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 14px/1.45 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
select {
  min-height: 32px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
  border-radius: 6px;
  padding: 0 10px;
  font: inherit;
}

button { cursor: pointer; }
button:hover, select:hover { border-color: #b9c4cc; }
button[aria-pressed="true"] { border-color: var(--accent); color: var(--accent); background: color-mix(in srgb, var(--accent) 14%, var(--panel)); }

.app {
  height: 100vh;
  min-height: 560px;
  display: grid;
  grid-template-rows: 54px 1fr;
}

.topbar,
.panelbar,
.tabs,
.status {
  display: flex;
  align-items: center;
}

.topbar {
  justify-content: space-between;
  gap: 16px;
  padding: 0 16px;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}

.brand {
  min-width: 180px;
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.brand strong { font-size: 15px; }
.brand span, .panelbar span, .status { color: var(--muted); font-size: 12px; }

.toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

#sample {
  width: min(46vw, 520px);
}

.workspace {
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(360px, 43%) 1fr;
}

.source-panel,
.result-panel {
  min-width: 0;
  min-height: 0;
  display: grid;
  background: var(--panel);
}

.source-panel {
  grid-template-rows: 38px 1fr 30px;
  border-right: 1px solid var(--line);
}

.result-panel { grid-template-rows: 42px 1fr; }

.panelbar,
.tabs,
.status {
  gap: 8px;
  padding: 0 12px;
  border-bottom: 1px solid var(--line);
  background: var(--panel-alt);
}

.panelbar { justify-content: space-between; }
.status { border-top: 1px solid var(--line); border-bottom: 0; }

textarea {
  width: 100%;
  height: 100%;
  border: 0;
  resize: none;
  outline: 0;
  padding: 18px;
  font: 13px/1.55 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: var(--ink);
  background: var(--panel);
  tab-size: 2;
}

textarea.no-wrap {
  white-space: pre;
  overflow-wrap: normal;
  overflow-x: auto;
}

.tabs { overflow-x: auto; }
.tabs button { flex: 0 0 auto; }

.pane {
  min-height: 0;
  overflow: auto;
  padding: 24px;
}

.doc,
.inspector {
  max-width: 980px;
  margin: 0 auto;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.doc {
  padding: 34px;
}

.doc.page-color-styled h1,
.doc.page-color-styled h2,
.doc.page-color-styled h3,
.doc.page-color-styled h4,
.doc.page-color-styled h5,
.doc.page-color-styled h6 {
  color: var(--nodx-playground-page-color);
}

.doc.nodx-docs-layout {
  max-width: none;
  padding: 0;
  overflow: visible;
}

.doc.nodx-docs-layout section {
  border-top: 0;
  margin-top: 0;
  padding-top: 0;
}

.doc.nodx-docs-layout nav {
  border: 0;
  background: transparent;
  border-radius: 0;
  padding: 0;
  margin: 0;
}

.doc.nodx-docs-layout .nodx-docs-sidebar nav,
.doc.nodx-docs-layout .nodx-docs-outline nav {
  font-size: 13px;
}

.doc.nodx-docs-layout .nodx-docs-sidebar a,
.doc.nodx-docs-layout .nodx-docs-outline a {
  text-decoration: none;
}

.inspector {
  padding: 18px;
  min-height: 180px;
  overflow: auto;
  white-space: pre-wrap;
  font: 12px/1.5 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.doc:empty::before {
  content: "No renderable content.";
  color: var(--muted);
}

.doc[dir="rtl"] { text-align: right; }
.doc h1 { font-size: 30px; line-height: 1.15; margin: 0 0 16px; }
.doc h2 { font-size: 22px; margin: 30px 0 12px; }
.doc h3 { font-size: 18px; margin: 24px 0 10px; }
.doc h4, .doc h5, .doc h6 { margin: 20px 0 8px; }
.doc p { margin: 12px 0; line-height: 1.7; }
.doc a { color: var(--accent-2); text-decoration-thickness: .08em; }
.doc a[data-blocked] { color: var(--danger); text-decoration-style: wavy; }
.doc mark { background: #fef08a; padding: 0 2px; }
.doc sub, .doc sup { line-height: 0; }

.doc section {
  border-top: 1px solid var(--line);
  margin-top: 24px;
  padding-top: 10px;
}

.doc aside {
  border-inline-start: 4px solid var(--warn);
  background: #fff7ed;
  padding: 10px 14px;
  margin: 16px 0;
  border-radius: 0 6px 6px 0;
}

.doc aside[data-type="tip"] {
  border-inline-start-color: var(--accent);
  background: #ecfdf5;
}

.doc .nodx-callout {
  margin: 16px 0;
  padding: 12px 14px;
  border: 1px solid var(--nodx-callout-border, var(--line));
  border-inline-start-width: 4px;
  border-radius: 8px;
  background: var(--nodx-callout-bg, var(--panel-alt));
  color: inherit;
}

.doc .nodx-callout__label {
  margin: 0 0 6px;
  color: var(--nodx-callout-fg, var(--muted));
  font-size: 12px;
  font-weight: 750;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.doc .nodx-callout--note { --nodx-callout-border: #94a3b8; --nodx-callout-bg: #f8fafc; --nodx-callout-fg: #475569; }
.doc .nodx-callout--info { --nodx-callout-border: #38bdf8; --nodx-callout-bg: #f0f9ff; --nodx-callout-fg: #0369a1; }
.doc .nodx-callout--tip { --nodx-callout-border: #2dd4bf; --nodx-callout-bg: #f0fdfa; --nodx-callout-fg: #0f766e; }
.doc .nodx-callout--important { --nodx-callout-border: #a78bfa; --nodx-callout-bg: #f5f3ff; --nodx-callout-fg: #6d28d9; }
.doc .nodx-callout--caution { --nodx-callout-border: #f59e0b; --nodx-callout-bg: #fffbeb; --nodx-callout-fg: #b45309; }
.doc .nodx-callout--warning { --nodx-callout-border: #f97316; --nodx-callout-bg: #fff7ed; --nodx-callout-fg: #c2410c; }
.doc .nodx-callout--danger { --nodx-callout-border: #ef4444; --nodx-callout-bg: #fef2f2; --nodx-callout-fg: #b91c1c; }
.doc .nodx-callout--example { --nodx-callout-border: #22c55e; --nodx-callout-bg: #f0fdf4; --nodx-callout-fg: #15803d; }
.doc .nodx-callout--summary { --nodx-callout-border: #64748b; --nodx-callout-bg: #f8fafc; --nodx-callout-fg: #334155; }

:root[data-ui-mode="dark"] .doc .nodx-callout {
  --nodx-callout-bg: color-mix(in srgb, var(--panel) 82%, transparent);
}

.doc blockquote {
  border-inline-start: 4px solid var(--line);
  margin: 16px 0;
  padding-inline-start: 14px;
  color: var(--muted);
}

.doc pre {
  background: var(--code);
  color: #dbeafe;
  padding: 14px;
  border-radius: 8px;
  overflow: auto;
  line-height: 1.45;
}

.doc code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .92em;
}

.doc :not(pre) > code {
  background: #eef2ff;
  color: #1e3a8a;
  padding: 1px 4px;
  border-radius: 4px;
}

.doc table {
  width: 100%;
  border-collapse: collapse;
  margin: 18px 0;
  font-size: 13px;
}

.doc td,
.doc th {
  border: 1px solid var(--line);
  padding: 8px 10px;
  text-align: left;
  vertical-align: top;
}

.doc th { background: #edf7f5; }

.doc figure {
  margin: 18px 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfbfa;
}

.doc figcaption {
  font-size: 13px;
  color: var(--muted);
  margin-top: 8px;
}

.doc dl {
  display: grid;
  grid-template-columns: minmax(140px, 220px) 1fr;
  gap: 8px 14px;
  margin: 16px 0;
}

.doc dl > div { display: contents; }
.doc dt { font-weight: 650; color: var(--muted); }
.doc dd { margin: 0; }

.doc nav {
  border: 1px solid var(--line);
  background: #f8fafc;
  border-radius: 8px;
  padding: 14px;
  margin: 16px 0;
}

.doc nav ol { margin: 8px 0 0; padding-left: 22px; }
.doc nav li[data-level="2"] { margin-left: 18px; }
.doc nav li[data-level="3"] { margin-left: 36px; }
.doc nav li[data-level="4"] { margin-left: 54px; }
.doc nav li[data-level="5"] { margin-left: 72px; }
.doc nav li[data-level="6"] { margin-left: 90px; }

.doc img,
.doc video {
  max-width: 100%;
  height: auto;
}

.doc video { display: block; }

.doc .app-shell {
  display: grid;
  grid-template-columns: minmax(180px, 240px) 1fr;
  gap: 20px;
  align-items: start;
}

.doc .side-nav { position: sticky; top: 16px; margin: 0; }
.doc .content-panel { min-width: 0; }
.doc .feature-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin: 16px 0; }
.doc .custom-component { border: 1px solid #c7d2fe; background: #f8fafc; border-radius: 8px; padding: 12px 14px; }
.doc .nodx-component { border: 1px solid #c7d2fe; background: #f8fafc; border-radius: 8px; padding: 12px 14px; margin: 16px 0; }
.doc .nodx-component__title { margin: 0 0 8px; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.doc .nodx-component[data-component="legal-clause"] { border-color: #a78bfa; background: #f5f3ff; }
.doc .nodx-component[data-component="approval-card"] { border-color: #f59e0b; background: #fffbeb; }
.doc .nodx-component[data-component="agent-review"] { border-color: #60a5fa; background: #eff6ff; }
.doc .placeholder { border: 1px dashed var(--line); padding: 14px; border-radius: 6px; color: var(--muted); background: #fafafa; }
.doc .pagebreak { border: 0; border-top: 2px dashed var(--line); margin: 28px 0; }
.doc .page-fragment::after { content: ""; }

.doc.paged {
  max-width: none;
  background: transparent;
  border: 0;
  border-radius: 0;
  padding: 0;
  box-shadow: none;
}

.doc.paged .page {
  width: min(100%, 794px);
  min-height: 1123px;
  margin: 0 auto 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 72px 64px;
  box-shadow: var(--shadow);
}

.doc.paged .page::before {
  content: attr(data-page);
  display: block;
  margin: -46px 0 24px;
  color: var(--muted);
  font-size: 12px;
  text-align: right;
}

.outline-list,
.package-list,
.diagnostic-list {
  margin: 0;
  padding-left: 20px;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  white-space: normal;
}

.outline-list li,
.package-list li,
.diagnostic-list li {
  margin: 7px 0;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 20px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0 8px;
  color: var(--muted);
  background: var(--panel-alt);
  font-size: 12px;
}

.diagnostic-error { color: var(--danger); }
.diagnostic-warning { color: var(--warn); }
.hidden { display: none; }

.package-grid {
  display: grid;
  grid-template-columns: minmax(180px, 260px) 1fr;
  gap: 14px;
  min-height: 320px;
}

.package-files {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.package-files button {
  width: 100%;
  height: auto;
  min-height: 30px;
  text-align: left;
  overflow-wrap: anywhere;
}

.package-viewer {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 12px;
  background: var(--panel);
  white-space: pre-wrap;
  overflow: auto;
}

.package-viewer img {
  max-width: 100%;
  height: auto;
  background: white;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.package-viewer pre {
  margin: 12px 0 0;
  padding: 12px;
  border-radius: 6px;
  background: #101827;
  color: #dbeafe;
  white-space: pre-wrap;
  overflow: auto;
}

.variables-panel {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  white-space: normal;
}

.variables-table {
  width: 100%;
  border-collapse: collapse;
}

.variables-table th,
.variables-table td {
  border-bottom: 1px solid var(--line);
  padding: 8px 10px;
  text-align: left;
  vertical-align: middle;
}

.variables-table th {
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
}

.variables-table input {
  width: 100%;
  min-height: 30px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 4px 8px;
  font: 13px/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.variables-actions {
  margin-top: 12px;
}

.component-summary {
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px 12px;
  background: white;
}

.component-summary p {
  margin: 4px 0;
}

@media (max-width: 920px) {
  .app { height: auto; min-height: 100vh; grid-template-rows: auto 1fr; }
  .topbar { align-items: stretch; flex-direction: column; padding: 10px 12px; }
  .toolbar { flex-wrap: wrap; }
  #sample { width: 100%; flex: 1 1 100%; }
  .workspace { grid-template-columns: 1fr; }
  .source-panel { height: 44vh; border-right: 0; border-bottom: 1px solid var(--line); }
  .pane { padding: 14px; }
  .doc, .inspector { border-radius: 6px; }
  .doc { padding: 22px; }
  .doc .feature-grid, .doc .app-shell { grid-template-columns: 1fr; }
  .package-grid { grid-template-columns: 1fr; }
}