/* Header, footer, editors and design tokens come from the formatter theme. */
:root {
  --green: #116b4c;
  --control-line: #c6d8ff;
  --control-hover: #d4e3ff;
  --value-divider: #34485f;
  --code-muted: #b7c7db;
  --code-added: #9ce9c0;
  --code-removed: #ffbbc6;
}

[hidden] {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.workspace-note a,
.content-heading a,
.faq-section a {
  color: var(--blue-dark);
  text-underline-offset: 3px;
}

.hero {
  padding: 35px 0 34px;
  gap: 50px;
}

.hero h1 {
  font-size: clamp(44px, 5.8vw, 80px);
}

.workspace-toolbar,
.toolbar-actions,
.report-actions,
.results-heading,
.result-toolbar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.workspace-toolbar {
  margin: 24px 0 18px;
  align-items: end;
}

.workspace-toolbar > .select-field {
  flex: 0 1 300px;
}

.workspace-toolbar > .example-button {
  min-height: 42px;
}

.toolbar-actions {
  margin-left: auto;
  gap: 22px;
  min-height: 42px;
}

.editor-grid {
  gap: 16px;
}

.editor-heading {
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px;
}

.editor-heading > .editor-actions {
  gap: 14px;
  flex-wrap: wrap;
}

.editor-format select {
  width: 128px;
  max-width: 100%;
  min-height: 34px;
  padding: 6px 34px 6px 10px;
  -webkit-appearance: none;
  appearance: none;
  color: var(--ink);
  background-color: var(--paper);
  background-image: var(--select-arrow);
  background-position: right 12px center;
  background-repeat: no-repeat;
  background-size: 12px 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: 11px;
}

.editor-frame textarea:focus-visible {
  outline: 2px solid #7bb0ff;
  outline-offset: -3px;
}

.line-numbers {
  color: #a3b5ca;
}

.editor-meta {
  flex-wrap: wrap;
  gap: 5px;
}

.input-error {
  margin: 0;
  padding: 12px 14px;
  color: var(--red);
  background: var(--red-soft);
  font: 12px/1.6 ui-monospace, SFMono-Regular, Menlo, monospace;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.diff-settings {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  gap: 16px;
  margin: 20px 0 12px;
}

.diff-settings > .select-field {
  flex: 1 1 200px;
}

.diff-settings > .primary-button {
  flex: 1 1 220px;
  width: auto;
}

.select-field input {
  width: 100%;
  min-width: 0;
  min-height: 42px;
  padding: 8px 11px;
  background: var(--card-strong);
  border: 1px solid var(--line-strong);
  border-radius: 9px;
  font-size: 12px;
}

.workspace-note {
  margin: 12px 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.65;
}

.validation-panel p {
  font-size: 12px;
  overflow-wrap: anywhere;
}

.results-section {
  padding: 48px 0 0;
  scroll-margin-top: 24px;
}

.results-heading {
  justify-content: space-between;
  gap: 20px;
}

.results-heading h2 {
  margin: 9px 0 0;
  font-size: clamp(23px, 3vw, 32px);
  letter-spacing: -0.04em;
}

.report-actions {
  gap: 10px;
}

.report-actions .example-button {
  width: auto;
  min-height: 38px;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 24px 0;
}

.summary-item {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--card-strong);
}

.summary-item > span {
  display: block;
  margin-bottom: 9px;
  font-size: 32px;
  font-weight: 750;
  letter-spacing: -0.05em;
}

.summary-item > strong {
  font-size: 12px;
}

.summary-item.added {
  color: var(--green);
  background: var(--green-soft);
  border-color: #b8decd;
}

.summary-item.removed {
  color: var(--red);
  background: var(--red-soft);
  border-color: #e5b9bf;
}

.summary-item.changed {
  color: var(--blue-dark);
  background: var(--blue-soft);
  border-color: #b9ceff;
}

.result-toolbar {
  align-items: end;
  gap: 16px;
}

.result-toolbar > .select-field {
  flex: 0 1 180px;
}

.result-toolbar > .path-search {
  flex: 1 1 240px;
}

.result-toolbar > .workspace-note {
  flex-basis: 100%;
  min-width: 0;
  margin: 0;
}

.result-view {
  flex: 0 0 auto;
}

.result-view .segmented-control span {
  padding: 10px 14px;
}

.diff-viewer {
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  background: var(--card-strong);
  box-shadow: 0 12px 32px rgba(23, 55, 94, 0.08);
}

.diff-viewer-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding: 17px 20px;
  color: var(--editor-ink);
  background: var(--editor);
  font-size: 13px;
  font-weight: 750;
}

.diff-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  font: 600 12px/1.5 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.diff-legend > :first-child {
  color: var(--code-removed);
}

.diff-legend > :last-child {
  color: var(--code-added);
}

.diff-column-headings {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.diff-column-headings > span {
  padding: 14px 20px;
  font-size: 13px;
  font-weight: 800;
  border-bottom: 1px solid var(--line);
}

.diff-column-headings > span + span {
  border-left: 1px solid var(--line);
}

.diff-column-headings small {
  margin-left: 10px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 500;
}

.diff-results {
  display: block;
}

.change-card {
  min-width: 0;
  overflow: hidden;
  border-bottom: 1px solid var(--line-strong);
}

.change-card:last-child {
  border-bottom: 0;
}

.change-heading {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 13px 18px 13px 15px;
  border-bottom: 1px solid var(--line);
  border-left: 3px solid var(--blue);
  background: #f5f8fc;
}

.change-card.added .change-heading {
  border-left-color: var(--green);
}

.change-card.removed .change-heading {
  border-left-color: var(--red);
}

.change-number {
  flex: 0 0 24px;
  color: var(--muted);
  font: 600 11px/1.6 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.change-heading h3 {
  flex: 1;
  min-width: 0;
  margin: 0;
  overflow-wrap: anywhere;
  font: 500 14px/1.6 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.field-path {
  display: block;
}

.path-parent {
  color: var(--muted);
}

.field-path strong {
  color: var(--ink);
  font-weight: 800;
}

.resource-context {
  display: block;
  margin-bottom: 4px;
  color: var(--blue-dark);
  font: 700 12px/1.5 ui-sans-serif, system-ui, sans-serif;
}

.change-label {
  flex: 0 0 auto;
  padding: 5px 9px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 800;
  white-space: nowrap;
}

.change-card.added .change-label {
  color: var(--green);
  background: var(--green-soft);
}

.change-card.removed .change-label {
  color: var(--red);
  background: var(--red-soft);
}

.change-card.changed .change-label {
  color: var(--blue-dark);
  background: var(--blue-soft);
}

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

.value-pane {
  min-width: 0;
  padding: 13px 18px 17px;
  color: var(--editor-ink);
}

.value-pane + .value-pane {
  border-left: 1px solid var(--value-divider);
}

.value-pane.before-value {
  background: linear-gradient(90deg, rgba(179, 61, 74, 0.13), transparent), var(--editor);
}

.value-pane.after-value {
  background: linear-gradient(90deg, rgba(22, 128, 90, 0.15), transparent), var(--editor);
}

.value-pane.value-absent {
  background: #12243a;
}

.value-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin: 0 0 8px 28px;
  color: var(--code-muted);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.value-type {
  padding: 2px 6px;
  color: #c8d7e8;
  background: #263a52;
  border-radius: 4px;
  font: 500 10px/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  text-transform: none;
  letter-spacing: 0;
}

.value-content {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 10px;
}

.value-marker {
  color: var(--code-removed);
  font: 700 17px/1.55 ui-monospace, SFMono-Regular, Menlo, monospace;
  user-select: none;
}

.after-value .value-marker {
  color: var(--code-added);
}

.value-pane pre {
  margin: 0;
  max-height: 280px;
  overflow: auto;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font: 14px/1.8 ui-monospace, SFMono-Regular, Menlo, monospace;
  tab-size: 2;
}

.value-absent pre {
  color: #a8bbd2;
  font-style: italic;
}

.value-absent .value-marker {
  color: #a8bbd2;
}

.json-key {
  color: #a8cfff;
}

.json-string {
  color: #b9e8cc;
}

.json-number {
  color: #f7d695;
}

.json-boolean {
  color: #dac0ff;
}

.json-null {
  color: #c4cfdf;
}

.inline-change {
  padding: 2px 0;
  color: #fff;
  background: #87394c;
  border-radius: 3px;
  font-weight: 800;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

.after-value .inline-change {
  background: #1a694f;
}

.preview-notice {
  color: var(--code-muted);
  font: 12px/1.8 ui-sans-serif, system-ui, sans-serif;
}

.empty-state {
  margin: 0;
  padding: 44px 20px;
  text-align: center;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.diff-viewer[data-view="unified"] .diff-column-headings {
  display: none;
}

.diff-viewer[data-view="unified"] .value-grid {
  grid-template-columns: 1fr;
}

.diff-viewer[data-view="unified"] .value-pane + .value-pane {
  border-left: 0;
  border-top: 1px solid var(--value-divider);
}

.diff-viewer[data-view="unified"] .value-absent {
  display: none;
}

#more-button {
  margin-top: 20px;
}

.guide-grid code,
.examples-section code,
.faq-section code {
  overflow-wrap: anywhere;
  font-size: 0.95em;
}

.example-grid pre {
  min-height: 170px;
}

.content-heading p {
  overflow-wrap: anywhere;
}

.faq-section details {
  border-top: 1px solid var(--line);
}

.faq-section details:last-child {
  border-bottom: 1px solid var(--line);
}

.faq-section summary {
  padding: 22px 6px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 750;
}

.faq-section summary:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 2px;
}

.faq-section details p {
  max-width: 920px;
  margin: 0;
  padding: 0 6px 24px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

@media (min-width: 901px) {
  .editor-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

}

@media (max-width: 900px) {
  .editor-grid {
    grid-template-columns: 1fr;
  }

}

@media (max-width: 600px) {
  .hero {
    padding: 28px 0 32px;
    gap: 24px;
  }

  .hero h1 {
    font-size: clamp(42px, 11vw, 66px);
  }

  .hero-copy {
    font-size: 15px;
  }

  .workspace-toolbar > .select-field {
    flex-basis: 100%;
  }

  .toolbar-actions {
    margin-left: 0;
    gap: 18px;
  }

  .editor-heading {
    flex-direction: row;
    align-items: center;
  }

  .editor-heading > .editor-actions {
    width: 100%;
  }

  .summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .summary-item {
    padding: 16px;
  }

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

  .diff-column-headings {
    display: none;
  }

  .value-pane + .value-pane {
    border-left: 0;
    border-top: 1px solid var(--value-divider);
  }

  .value-pane {
    padding: 12px 14px 16px;
  }

  .value-pane pre {
    font-size: 13px;
  }

  .change-heading {
    flex-wrap: wrap;
    gap: 8px;
    padding: 12px 11px;
  }

  .change-heading h3 {
    font-size: 13px;
  }

  .change-number {
    flex-basis: 20px;
    font-size: 10px;
  }

  .change-label {
    font-size: 10px;
    padding: 4px 6px;
  }

  .diff-viewer-heading {
    padding: 14px;
  }

  .diff-legend {
    gap: 12px;
    font-size: 11px;
  }

  .result-view {
    flex-basis: 100%;
  }

  .result-toolbar > .select-field {
    flex: 1 1 100%;
  }

  .diff-settings > .select-field,
  .diff-settings > .primary-button {
    flex-basis: 100%;
  }

  .results-section {
    padding-top: 36px;
  }

}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *, *::before, *::after {
    transition: none !important;
  }

}

@media (forced-colors: active) {
  .editor-format select {
    -webkit-appearance: auto;
    appearance: auto;
    background-image: none;
  }

  .change-label, .inline-change {
    border: 1px solid CanvasText;
  }

  .change-heading {
    border-left-color: CanvasText;
  }

  .value-pane, .value-pane.value-absent {
    color: CanvasText;
    background: Canvas;
  }

}

/* Editable source views: the text layer and highlights share exact metrics. */
.tool-shell {
  --source-font-size: 13px;
  --source-line-height: 22px;
}

.live-review-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  padding: 16px 18px;
  background: var(--blue-soft);
  border: 1px solid var(--control-line);
  border-radius: 12px 12px 0 0;
}

.live-change-counts {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.live-change-counts > strong {
  margin-right: 8px;
  font-size: 14px;
  letter-spacing: -0.02em;
}

.live-count {
  padding: 5px 8px;
  border-radius: 6px;
  font: 700 11px/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  white-space: nowrap;
}

.live-count.added {
  color: var(--green);
  background: var(--green-soft);
}

.live-count.removed {
  color: var(--red);
  background: var(--red-soft);
}

.live-count.changed {
  color: var(--blue-dark);
  background: var(--control-hover);
}

.live-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
}

.live-toggle input {
  margin: 0;
  width: 16px;
  height: 16px;
  accent-color: var(--blue);
}

.change-navigation {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding: 13px 18px;
  border: 1px solid var(--control-line);
  border-top: 0;
  border-radius: 0 0 12px 12px;
  background: var(--card-strong);
  scroll-margin-top: 16px;
}

.change-navigation-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.navigation-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 34px;
  padding: 7px 10px;
  color: var(--blue-dark);
  background: var(--blue-soft);
  border: 1px solid var(--control-line);
  border-radius: 7px;
  font-size: 11px;
  font-weight: 750;
}

.navigation-button:hover:not(:disabled) {
  background: var(--control-hover);
}

.change-position {
  min-width: 82px;
  color: var(--muted);
  text-align: center;
  font: 700 11px/1.5 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.active-change {
  flex: 1 1 240px;
  min-width: 0;
  color: var(--muted);
  overflow-wrap: anywhere;
  font-size: 11px;
  line-height: 1.6;
}

.source-highlight-help {
  margin: 13px 0 18px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.7;
}

.editor-frame {
  height: 380px;
  grid-template-columns: 60px minmax(0, 1fr);
}

.editor-surface {
  position: relative;
  min-width: 0;
  height: 100%;
  overflow: hidden;
}

.editor-surface textarea,
.source-backdrop {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 18px 16px;
  border: 0;
  font: var(--source-font-size)/var(--source-line-height) ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  letter-spacing: normal;
  tab-size: 2;
  white-space: pre;
}

.source-backdrop {
  position: absolute;
  inset: 0;
  overflow: hidden;
  color: var(--editor-ink);
  background: var(--editor);
  pointer-events: none;
}

.source-backdrop code {
  display: block;
  box-sizing: content-box;
  font: inherit;
}

.editor-surface textarea {
  position: relative;
  z-index: 1;
  display: block;
  background: transparent;
}

.editor-surface.has-backdrop textarea {
  color: transparent;
  -webkit-text-fill-color: transparent;
  caret-color: #fff;
}

.editor-surface textarea::selection {
  color: transparent;
  background: rgba(96, 155, 255, 0.36);
}

.editor-surface textarea::placeholder {
  color: #a8bbd0;
  -webkit-text-fill-color: #a8bbd0;
  opacity: 1;
}

.editor-frame .line-numbers {
  padding: 18px 6px;
  font: 11px/var(--source-line-height) ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

.source-gutter-content {
  display: block;
}

.source-line {
  display: block;
  height: var(--source-line-height);
  line-height: var(--source-line-height);
}

.source-gutter-line {
  display: grid;
  grid-template-columns: 10px minmax(0, 1fr);
  gap: 2px;
  height: var(--source-line-height);
  line-height: var(--source-line-height);
}

.source-gutter-line > :first-child {
  text-align: center;
  font-weight: 800;
}

.source-line.is-added {
  background: rgba(22, 128, 90, 0.22);
  box-shadow: inset 3px 0 #48bf8d;
}

.source-line.is-removed {
  background: rgba(179, 61, 74, 0.23);
  box-shadow: inset 3px 0 #ed889c;
}

.source-line.is-changed {
  background: rgba(63, 112, 194, 0.23);
  box-shadow: inset 3px 0 #8eb6ff;
}

.source-gutter-line.is-added {
  color: var(--code-added);
}

.source-gutter-line.is-removed {
  color: var(--code-removed);
}

.source-gutter-line.is-changed {
  color: #b5d3ff;
}

.source-line.is-active {
  outline: 1px solid #b7d2ff;
  outline-offset: -1px;
}

.source-gutter-line.is-active {
  color: #fff;
  background: #304d76;
}

.source-token {
  padding: 0;
  border-radius: 2px;
  color: #fff;
  background: #256d53;
  font: inherit;
}

#before-highlight .source-token {
  background: #8b3d51;
}

.source-jump {
  font-size: 10px;
}

.change-card:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: -2px;
}

@media (max-width: 900px) {
  .editor-frame {
    height: 320px;
  }

}

@media (max-width: 600px) {
  .tool-shell {
    --source-font-size: 12px;
    --source-line-height: 21px;
  }

  .live-review-bar, .change-navigation {
    padding: 13px 12px;
    gap: 12px;
  }

  .live-change-counts > strong {
    flex-basis: 100%;
  }

  .live-change-counts {
    gap: 7px;
  }

  .live-count {
    font-size: 10px;
  }

  .change-navigation-actions {
    flex: 1 1 100%;
    justify-content: space-between;
  }

  .active-change {
    flex-basis: 100%;
  }

  .editor-frame {
    height: 290px;
    grid-template-columns: 56px minmax(0, 1fr);
  }

  .editor-frame .line-numbers {
    font-size: 10px;
  }

  .editor-surface textarea, .source-backdrop {
    padding-right: 12px;
    padding-left: 12px;
  }

  .source-jump {
    margin-left: 28px;
  }

}

@media (forced-colors: active) {
  .source-backdrop {
    display: none;
  }

  .editor-surface.has-backdrop textarea {
    color: CanvasText;
    -webkit-text-fill-color: CanvasText;
    caret-color: CanvasText;
  }

  .editor-surface textarea::selection {
    color: HighlightText;
    background: Highlight;
  }

  .source-gutter-line {
    color: CanvasText;
  }

  .live-count, .source-gutter-line.is-active {
    border: 1px solid CanvasText;
  }

}

.page-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin: -8px 0 28px;
}

.page-links a {
  padding: 5px 0;
  color: var(--blue-dark);
  font-size: 12px;
  font-weight: 700;
  text-underline-offset: 4px;
}

.example-outcome {
  grid-column: 1 / -1;
  margin: -4px 0 14px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.8;
}

.example-outcome strong {
  color: var(--ink);
}

.faq-section {
  padding-bottom: 56px;
}

.related-tools {
  padding: 64px 0 76px;
  border-top: 1px solid var(--line);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.related-grid a {
  padding: 24px;
  color: var(--ink);
  background: var(--card-strong);
  border: 1px solid var(--line);
  border-radius: 12px;
  text-decoration: none;
}

.related-grid a:hover {
  border-color: var(--blue);
}

.related-grid a > span {
  color: var(--blue-dark);
  font-size: 11px;
  font-weight: 750;
}

.related-grid h3 {
  margin: 18px 0 12px;
  font-size: 17px;
  line-height: 1.4;
  letter-spacing: -0.025em;
}

.related-grid h3 b {
  color: var(--blue);
}

.related-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.8;
}

@media (max-width: 840px) {
  .related-grid {
    grid-template-columns: 1fr;
  }

}