/* WildlifeBenchmark — Limestone / warm charcoal
 * Source of truth for colour tokens. Tailwind config mirrors
 * these values so class utilities resolve to the same palette. Tokens here
 * are also available to hand-rolled CSS via var(--token-name).
 */

:root {
  /* Backgrounds */
  --bg:        #242522;
  --bg-alt:    #2b2d29;
  --surface:   #30322e;
  --border:    #585d54;

  /* Greens */
  --jungle:      #176b48;
  --jungle-deep: #125438;
  --lichen:      #9bd3a8;
  --parrot:      #a5c5ac;

  /* Warm accents */
  --amber:       #e0b982;
  --amber-hi:    #edcc9a;
  --rust:        #ed9b85;

  /* Text: theme-specific values checked against opaque reading surfaces. */
  --text:      #f2f0e8;
  --text-dim:  #c1c4b9;
  --text-mute: #a1a79a;

  /* Banners */
  --banner-bg:      #383226;
  --banner-border:  #8b744f;
  --banner-text:    #edcc9a;

  /* Semantic aliases for the Design Operating System.
   * Keep the short legacy names above because the live site already uses them.
   * New reusable UI should prefer these aliases in documentation and custom CSS.
   */
  --colour-brand-primary: var(--jungle);
  --colour-brand-primary-hover: var(--jungle-deep);
  --colour-brand-secondary: var(--lichen);
  --colour-brand-accent: var(--amber);
  --colour-surface-page: var(--bg);
  --colour-surface-card: var(--surface);
  --colour-surface-muted: var(--bg-alt);
  --colour-text-primary: var(--text);
  --colour-text-secondary: var(--text-dim);
  --colour-text-muted: var(--text-mute);
  --colour-border-subtle: var(--border);
  --colour-focus-ring: var(--lichen);
  --colour-status-success-bg: rgba(143, 189, 109, 0.12);
  --colour-status-success-text: var(--lichen);
  --colour-status-warning-bg: var(--banner-bg);
  --colour-status-warning-text: var(--banner-text);
  --colour-status-danger-bg: rgba(196, 97, 74, 0.15);
  --colour-status-danger-text: var(--rust);
  --colour-status-info-bg: rgba(107, 158, 120, 0.12);
  --colour-status-info-text: var(--parrot);
  --colour-chart-1: var(--lichen);
  --colour-chart-2: var(--amber);
  --colour-chart-3: var(--parrot);
  --colour-chart-4: var(--rust);
  --colour-chart-5: #7aa0cf;
  --radius-panel: 0.5rem;
  --radius-badge: 9999px;
  --shadow-menu: 0 10px 15px -3px rgba(0, 0, 0, 0.25), 0 4px 6px -4px rgba(0, 0, 0, 0.2);
}

html { scroll-behavior: smooth; color-scheme: dark; background: var(--bg); color: var(--text); }

body {
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  position: relative;
  min-height: 100vh;
  font-size: clamp(16px, 1.08vw + 14px, 18px);  /* 16 mobile → 18 desktop */
  font-weight: 450;
  line-height: 1.6;
  letter-spacing: -0.005em;
  text-wrap: pretty;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Heading hierarchy — stronger weight + balanced wrapping + serif display */
h1, h2, h3, h4, h5, h6 {
  color: var(--text);
  line-height: 1.18;
  letter-spacing: -0.015em;
  text-wrap: balance;
  font-weight: 650;
}
h1 { font-size: clamp(34px, 4.2vw + 10px, 56px); font-family: Georgia, "Times New Roman", serif; font-weight: 600; }
h2 { font-size: clamp(26px, 2.4vw + 14px, 38px); font-family: Georgia, "Times New Roman", serif; font-weight: 600; }
h3 { font-size: clamp(21px, 1.2vw + 15px, 28px); }
h4 { font-size: clamp(18px, 0.6vw + 14px, 22px); }
h5 { font-size: 17px; }
h6 { font-size: 15px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-dim); }

p, li { font-weight: 450; color: var(--text); }
p + p { margin-top: 0.85em; }
small, .text-xs { font-weight: 500; }  /* compensate the reduced size */

strong, b { font-weight: 650; }
a { font-weight: 500; }

code, pre {
  font-family: ui-monospace, "JetBrains Mono", Menlo, Consolas, monospace;
  font-size: 0.92em;
  font-weight: 500;
}
kbd, samp { font-family: ui-monospace, "JetBrains Mono", Menlo, Consolas, monospace; font-size: 0.92em; }

@media (max-width: 640px) {
  body { line-height: 1.55; }
}

/* ----- Utility tokens ------------------------------------------------- */
.bg-canopy       { background: var(--bg); }
.bg-canopy-alt   { background: var(--bg-alt); }
.bg-surface      { background: var(--surface); }
.border-soft     { border-color: var(--border); }
.text-canopy     { color: var(--text); }
.text-canopy-dim { color: var(--text-dim); }
.text-jungle     { color: var(--jungle); }
.text-lichen     { color: var(--lichen); }
.text-amber      { color: var(--amber); }
.text-rust       { color: var(--rust); }

/* ----- Accessible benchmark evidence ------------------------------- */
.benchmark-demo-callout {
  max-width: 48rem;
  margin-top: 1rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--amber);
  border-radius: var(--radius-panel);
  background: var(--colour-status-warning-bg);
  color: var(--text);
}
.benchmark-demo-callout strong {
  display: block;
  color: var(--colour-status-warning-text);
}
.results-hero {
  padding-block: 1.5rem 1rem;
}
.results-hero__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 0.65rem;
  color: var(--text-dim);
  font-size: 0.8125rem;
}
.results-hero__pill {
  display: inline-flex;
  min-height: 1.8rem;
  align-items: center;
  border: 1px solid var(--amber);
  border-radius: 9999px;
  background: var(--colour-status-warning-bg);
  padding-inline: 0.7rem;
  color: var(--colour-status-warning-text);
  font-weight: 650;
}
.headline-chart-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 0.5rem;
}
.headline-chart-panel {
  min-width: 0;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-panel);
  background: var(--surface);
}
.metric-switcher {
  display: flex;
  align-items: stretch;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
  border: 0;
}
.headline-controls {
  display: flex;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 0.25rem 1.5rem;
}
.headline-controls .metric-switcher { min-width: 0; }
.cohort-switcher { padding-inline-start: 1rem; border-inline-start: 1px solid var(--border); }
.demo-check { display: inline-flex; align-items: center; gap: 0.5rem; min-height: 44px; }
.demo-check input { width: 1.1rem; height: 1.1rem; accent-color: var(--lichen); }
.cohort-evidence { margin-block: 1.25rem 2rem; }
.cohort-evidence[hidden], .headline-chart-shell canvas[hidden] { display: none; }
.cohort-evidence > h3 { margin-bottom: 0.5rem; }
.private-review .results-disclosure { margin-block: 0.75rem; }
.private-review .results-disclosure > p { margin: 0.65rem 0.85rem; font-size: 0.9rem; }
.private-review .results-disclosure a,
.private-review main a { color: var(--jungle); text-decoration: underline; }
:root[data-theme="dark"] .private-review main a { color: var(--lichen); }
.private-review .demo-prompt {
  max-height: 38rem;
  overflow: auto;
  padding: 1rem;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  border: 1px solid var(--border);
  border-radius: var(--radius-panel);
  background: var(--bg-alt);
  font-size: 0.875rem;
}
.outcome-key-list { display: flex; flex-wrap: wrap; gap: 0.5rem 1.25rem; margin: 0.75rem 0.85rem; }
.outcome-key { display: inline-flex; align-items: center; gap: 0.4rem; font-size: 0.8rem; }
.outcome-key::before { content: ""; display: inline-block; width: 0.8rem; height: 0.8rem; background: var(--outcome-colour); }
.outcome-key--correct { --outcome-colour: #4a8763; }
.outcome-key--wrong_claims { --outcome-colour: #c2824d; }
.outcome-key--withheld { --outcome-colour: #7896ad; }
.outcome-key--technical_nonresponse { --outcome-colour: #b08c9c; }
.outcome-list { display: grid; gap: 0.75rem; padding: 0.85rem; }
.outcome-row { display: grid; grid-template-columns: minmax(11rem, 18rem) minmax(12rem, 1fr); gap: 0.2rem 0.8rem; align-items: center; }
.outcome-row strong { font-size: 0.85rem; }
.outcome-row small { grid-column: 2; color: var(--text-dim); font-size: 0.72rem; }
.outcome-bar { display: flex; height: 0.9rem; overflow: hidden; border-radius: 999px; border: 1px solid var(--border); }
.outcome-bar span { height: 100%; }
.outcome-bar__correct { background: #4a8763; }
.outcome-bar__wrong_claims { background: #c2824d; }
.outcome-bar__withheld { background: #7896ad; }
.outcome-bar__technical_nonresponse { background: #b08c9c; }
@media (max-width: 700px) {
  .outcome-row { grid-template-columns: 1fr; }
  .outcome-row small { grid-column: 1; }
}
@media (max-width: 700px) {
  .headline-controls { display: block; }
  .cohort-switcher { padding-inline-start: 0; border-inline-start: 0; }
}
.metric-switcher legend {
  width: 100%;
  margin-bottom: 0.25rem;
  color: var(--text-dim);
  font-size: 0.8125rem;
  font-weight: 650;
}
.metric-option {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 44px;
  padding: 0.55rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-panel);
  background: var(--bg-alt);
  cursor: pointer;
}
.metric-option:has(input:checked) {
  border-color: var(--lichen);
  color: var(--lichen);
}
.metric-option input {
  width: 1.1rem;
  height: 1.1rem;
  accent-color: var(--lichen);
}
.headline-chart-shell {
  position: relative;
  width: 100%;
  min-width: 0;
  min-height: 192px;
}
.headline-chart-shell canvas {
  display: block;
  max-width: 100%;
}
.headline-caption,
.headline-status {
  margin-top: 0.75rem;
  color: var(--text-dim);
  font-size: 0.8125rem;
}
.provider-key-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.7rem;
  margin-top: 0.5rem;
}
.provider-key {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--text-dim);
  font-size: 0.6875rem;
  line-height: 1.35;
}
.provider-key__symbol {
  display: inline-block;
  width: 0.625rem;
  height: 0.625rem;
  border: 1px solid var(--text);
  background: var(--provider-colour);
}
.provider-key__symbol--circle { border-radius: 9999px; }
.provider-key__symbol--triangle {
  width: 0;
  height: 0;
  border: 0;
  border-right: 0.35rem solid transparent;
  border-bottom: 0.625rem solid var(--provider-colour);
  border-left: 0.35rem solid transparent;
  background: transparent;
}
.provider-key__symbol--rectRot { transform: rotate(45deg) scale(0.78); }
.provider-key__symbol--star { clip-path: polygon(50% 0%, 61% 34%, 98% 34%, 68% 56%, 79% 91%, 50% 70%, 21% 91%, 32% 56%, 2% 34%, 39% 34%); }
.secondary-chart-section {
  min-width: 0;
}
.secondary-chart-heading {
  margin-bottom: 0.75rem;
}
.secondary-chart-heading p {
  margin-top: 0.25rem;
  color: var(--text-dim);
  font-size: 0.875rem;
}
.secondary-chart-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  min-width: 0;
}
.secondary-chart-panel {
  min-width: 0;
  overflow: hidden;
  padding: 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-panel);
  background: var(--surface);
}
.secondary-chart-panel__heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.35rem;
}
.secondary-chart-panel__heading h3 {
  margin: 0 0 0.25rem;
  color: var(--text);
  font-size: 1rem;
  font-weight: 650;
}
.secondary-chart-panel__heading label {
  color: var(--text-dim);
  font-size: 0.8125rem;
  font-weight: 650;
}
.secondary-chart-panel select {
  width: 100%;
  min-height: 44px;
  padding: 0.55rem 2.25rem 0.55rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-panel);
  background: var(--bg-alt);
  color: var(--text);
  font: inherit;
}
.secondary-chart-direction,
.secondary-chart-caption,
.secondary-chart-status {
  color: var(--text-dim);
  font-size: 0.8125rem;
}
.secondary-chart-direction {
  min-height: 1.25rem;
  margin-top: 0.65rem;
  color: var(--lichen);
  font-weight: 650;
}
.secondary-chart-canvas-shell {
  position: relative;
  width: 100%;
  min-width: 0;
  overflow: hidden;
}
.secondary-chart-canvas-shell--cost { height: 26rem; }
.secondary-chart-canvas-shell--radar { height: 25rem; }
.secondary-chart-canvas-shell canvas {
  display: block;
  max-width: 100%;
}
.secondary-chart-caption,
.secondary-chart-status {
  margin-top: 0.65rem;
}
.secondary-chart-values {
  margin-top: 0.75rem;
  border-top: 1px solid var(--border);
}
.secondary-chart-values > summary {
  display: flex;
  min-height: 44px;
  align-items: center;
  color: var(--lichen);
  font-size: 0.875rem;
  font-weight: 650;
  cursor: pointer;
}
.secondary-chart-values h4 {
  margin-top: 0.75rem;
  font-size: 0.8125rem;
  font-weight: 650;
}
.secondary-chart-value-list {
  display: grid;
  gap: 0.35rem;
  margin: 0.15rem 0 0;
  padding-left: 1.15rem;
  color: var(--text-dim);
  font-size: 0.8125rem;
}
@media (min-width: 64rem) {
  .secondary-chart-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
.benchmark-table-shell {
  max-width: 100%;
  margin-top: 0.75rem;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-panel);
  background: var(--surface);
  scrollbar-color: var(--lichen) var(--bg-alt);
}
.benchmark-table {
  width: 100%;
  min-width: 66rem;
  border-collapse: collapse;
  font-size: 0.9375rem;
}
.benchmark-table caption {
  padding: 0.75rem;
  color: var(--text-dim);
  text-align: left;
}
.benchmark-table th,
.benchmark-table td {
  padding: 0.7rem 0.85rem;
  border-top: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}
.benchmark-table thead th {
  border-top: 0;
  color: var(--text-dim);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.benchmark-table tbody th {
  min-width: 12rem;
  font-weight: 650;
}
.benchmark-table .numeric {
  font-family: ui-monospace, "JetBrains Mono", Menlo, Consolas, monospace;
  white-space: nowrap;
}
.benchmark-table--compact { min-width: 38rem; }
.results-disclosure,
.secondary-evidence details {
  border: 1px solid var(--border);
  border-radius: var(--radius-panel);
  background: var(--surface);
}
.results-disclosure > summary,
.secondary-evidence details > summary {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 0.65rem 0.85rem;
  color: var(--lichen);
  font-weight: 650;
  cursor: pointer;
  list-style: none;
}
.results-disclosure > summary::-webkit-details-marker,
.secondary-evidence details > summary::-webkit-details-marker { display: none; }
.results-disclosure .disclosure-chevrons,
.secondary-chart-values .disclosure-chevrons,
.secondary-evidence .disclosure-chevrons {
  display: inline-flex;
  width: 1.2rem;
  height: 1.2rem;
  margin-left: auto;
}
.results-disclosure .disclosure-chevrons svg,
.secondary-chart-values .disclosure-chevrons svg,
.secondary-evidence .disclosure-chevrons svg {
  width: 100%;
  height: 100%;
}
.evidence-disclosure[open] .disclosure-chevron--down { display: none !important; }
.evidence-disclosure[open] .disclosure-chevron--up { display: inline-flex !important; }
.results-disclosure .benchmark-table-shell { margin: 0 0.85rem 0.85rem; }
.secondary-evidence {
  display: grid;
  gap: 0.75rem;
  margin-top: 1rem;
}
.secondary-evidence details > p {
  margin: 0;
  padding: 0 0.85rem 0.25rem;
  color: var(--text-dim);
  font-size: 0.8125rem;
}
.secondary-evidence .benchmark-table-shell {
  margin: 0.5rem 0.85rem 0.85rem;
}

@media (max-width: 640px) {
  .headline-chart-panel { padding: 0.75rem; }
  .metric-option { flex: 1 1 9rem; justify-content: center; }
  .secondary-chart-panel { padding: 0.65rem; }
  .secondary-chart-canvas-shell--cost { height: 28rem; }
  .secondary-chart-canvas-shell--radar { height: 23rem; }
  .benchmark-table tbody th { min-width: 10rem; }
}

/* ----- Chrome --------------------------------------------------------- */
#provisional-banner.banner-provisional {
  background: var(--banner-bg);
  border-color: var(--banner-border);
  color: var(--banner-text);
}

.nav-link.active {
  color: var(--lichen);
  border-bottom: 2px solid var(--jungle);
}

:focus-visible {
  outline: 2px solid var(--lichen);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ----- Brand wordmark ------------------------------------------------- */
.brand-link { color: var(--text); text-decoration: none; }
.brand-link:hover .brand-wordmark { color: var(--lichen); }
.brand-wordmark {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 700;
  font-size: clamp(20.4px, 1.5vw + 9.6px, 28.8px);
  letter-spacing: 0.08em;
  line-height: 1;
  color: var(--text);
  text-transform: uppercase;
  transition: color 200ms ease;
  white-space: nowrap;
}
@media (max-width: 700px) {
  .brand-wordmark { font-size: 18px; letter-spacing: 0.05em; }
}
@media (max-width: 390px) {
  .brand-wordmark { font-size: 17px; letter-spacing: 0.04em; }
}
@media (max-width: 340px) {
  .brand-wordmark { font-size: 14px; letter-spacing: 0.04em; }
}

/* ----- Accessible mobile navigation ---------------------------------- */
.skip-link {
  position: fixed;
  inset: 0 auto auto 0.75rem;
  z-index: 50;
  padding: 0.65rem 0.9rem;
  background: var(--lichen);
  color: var(--bg);
  font-weight: 700;
  transform: translateY(-120%);
}
.skip-link:focus { transform: translateY(0.75rem); }
.skip-link:not(:focus) { clip-path: inset(50%); }

.site-nav-shell {
  display: grid;
  grid-template-columns: auto auto auto minmax(0, 1fr);
  align-items: center;
  gap: 0.75rem clamp(0.75rem, 1.2vw, 1.25rem);
  width: 100%;
  max-width: 100%;
  margin-inline: auto;
  padding: 0.55rem clamp(1rem, 2vw, 2rem);
}
.site-nav-home {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  min-width: 0;
}
.site-nav-separator { color: var(--border); font-size: 1.4rem; }
.site-track-selector { position: relative; }
.site-track-selector summary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-block-size: 44px;
  padding-inline: 0.5rem;
  cursor: pointer;
  color: var(--text-dim);
  font-size: 0.9375rem;
  font-weight: 700;
  list-style: none;
}
.site-track-selector summary::-webkit-details-marker { display: none; }
.disclosure-chevrons,
.disclosure-chevrons svg { display: inline-flex; }
.disclosure-chevron--up { display: none !important; }
.site-track-selector[open] .disclosure-chevron--down { display: none !important; }
.site-track-selector[open] .disclosure-chevron--up { display: inline-flex !important; }
.site-track-menu {
  position: absolute;
  z-index: 45;
  inset: calc(100% + 0.35rem) auto auto 0;
  display: grid;
  min-inline-size: 20rem;
  padding: 0.35rem;
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  background: var(--bg-alt);
  box-shadow: 0 0.75rem 1.5rem rgba(0, 0, 0, 0.35);
}
.site-track-row {
  display: grid;
  grid-template-columns: 1.25rem minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.75rem;
  min-block-size: 48px;
  padding-inline: 0.65rem;
  border-radius: 0.3rem;
  color: var(--text-dim);
  font-size: 0.875rem;
}
.site-track-row--current { color: var(--text); text-decoration: none; }
.site-track-row--current .site-track-label { font-weight: 700; }
.site-track-row--current:hover { background: rgba(132, 170, 113, 0.14); }
.site-track-row strong { color: var(--lichen); font-size: 0.75rem; }
.site-track-row[aria-disabled="true"] { cursor: not-allowed; opacity: 0.7; }
.site-nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: center;
  gap: 0 clamp(1rem, 1.15vw, 1.25rem);
  min-width: 0;
}
.site-nav-links a,
.site-nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-block-size: 44px;
  padding-inline: 0.75rem;
}
.site-nav-links a {
  gap: 0.4rem;
  border-radius: 0.35rem;
  color: var(--text-dim);
  font-size: 0.875rem;
  text-decoration: none;
}
.site-nav-links a:hover,
.site-nav-links a[aria-current="page"] { color: var(--lichen); }
.site-nav-links a[aria-current="page"] {
  padding-inline: 0.9rem;
  background: rgba(132, 170, 113, 0.16);
  font-size: 0.9375rem;
  font-weight: 700;
}
.site-nav-icon,
.site-track-icon,
.disclosure-chevron--down,
.disclosure-chevron--up {
  inline-size: 1.15rem;
  block-size: 1.15rem;
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}
.site-track-icon {
  inline-size: 1.25rem;
  block-size: 1.25rem;
}
.site-nav-toggle {
  display: none;
  gap: 0.35rem;
  min-inline-size: 44px;
  border: 1px solid var(--border);
  border-radius: 0.25rem;
  background: var(--bg-alt);
  color: var(--text);
  font: inherit;
}

[data-banner-dismiss],
#copy-bibtex {
  min-inline-size: 44px;
  min-block-size: 44px;
}

[data-banner-dismiss] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

#copy-bibtex {
  display: inline-flex;
  align-items: center;
  padding-inline: 0.75rem;
}
#copy-bibtex[hidden] { display: none; }

#main-content.prose h1 { overflow-wrap: anywhere; }

@media (min-width: 701px) and (max-width: 1180px) {
  .site-nav-shell { grid-template-columns: auto auto auto; }
  .site-nav-links {
    grid-column: 1 / -1;
    justify-content: space-between;
  }
}

@media (max-width: 700px) {
  .site-nav-shell {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.35rem 0.75rem;
    position: relative;
  }
  .site-nav-home { grid-column: 1; }
  .site-nav-separator { display: none; }
  .site-nav-enhanced .site-nav-toggle { display: inline-flex; }
  .site-track-selector,
  .site-nav-links {
    grid-column: 1 / -1;
    flex-basis: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding-block: 0.25rem;
    border-top: 1px solid var(--border);
  }
  .site-track-selector { padding-block: 0.25rem; }
  .site-track-selector summary { justify-content: space-between; padding-inline: 0.25rem; }
  .site-track-menu { position: static; min-inline-size: 0; margin-block: 0.25rem 0; box-shadow: none; }
  html.js #site-nav:not(.site-nav-enhanced) .site-track-selector,
  html.js #site-nav:not(.site-nav-enhanced) .site-nav-links { display: none; }
  .site-nav-enhanced .site-track-selector,
  .site-nav-enhanced .site-nav-links { display: none; }
  .site-nav-enhanced[data-menu-open="true"] .site-track-selector,
  .site-nav-enhanced .site-nav-links[data-open="true"] { display: flex; }
  .site-nav-links a { padding-inline: 0.25rem; }
}

@media (max-width: 340px) {
  .site-nav-shell { padding-inline: 0.75rem; }
}

.horizontal-scroll-cue {
  margin: 0;
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 0.75rem;
  font-weight: 600;
}

@media (min-width: 84rem) {
  .horizontal-scroll-cue { display: none; }
}

/* ----- Logo ----------------------------------------------------------- */
.logo-mark {
  display: block;
  inline-size: 3.4875rem;
  block-size: 4.65rem;
  object-fit: contain;
  transition: opacity 200ms ease, transform 200ms ease;
}
@media (max-width: 700px) {
  .logo-mark { inline-size: 2.5875rem; block-size: 3.45rem; }
}
a:hover > .logo-mark { opacity: 0.9; transform: translateY(-1px); }

/* The private light review uses the existing complete deer/camera artwork as
 * a dark silhouette. The original geometry and dark-mode image stay intact. */
:root[data-theme="light"] body.private-review .logo-mark { filter: brightness(0); }
:root[data-theme="dark"] body.private-review .logo-mark { filter: brightness(0) invert(1); }

/* Local evidence preview: softer choices and compact analytical views. */
.private-review {
  --demo-colour-bioclip: #bc8344;
  --demo-colour-speciesnet: #4683ae;
  --demo-colour-qwen: #8562a5;
  --demo-colour-flash-lite: #789c4b;
  --demo-colour-flash-37: #32764e;
  --demo-colour-flash: #216047;
  --demo-colour-gemini-pro: #4c715a;
  --demo-colour-unknown: #777f72;
}
:root[data-theme="dark"] .private-review {
  --demo-colour-bioclip: #d9a469;
  --demo-colour-speciesnet: #85b8d6;
  --demo-colour-qwen: #b69bd1;
  --demo-colour-flash-lite: #aecb77;
  --demo-colour-flash-37: #81bb90;
  --demo-colour-flash: #6bb394;
  --demo-colour-gemini-pro: #6bb394;
  --demo-colour-unknown: #c1c4b9;
}
.private-review .demo-model { --model-colour: var(--demo-colour-unknown); }
.private-review .demo-model--bioclip { --model-colour: var(--demo-colour-bioclip); }
.private-review .demo-model--speciesnet { --model-colour: var(--demo-colour-speciesnet); }
.private-review .demo-model--qwen { --model-colour: var(--demo-colour-qwen); }
.private-review .demo-model--flash-lite { --model-colour: var(--demo-colour-flash-lite); }
.private-review .demo-model--flash-37 { --model-colour: var(--demo-colour-flash-37); }
.private-review .demo-model--flash { --model-colour: var(--demo-colour-flash); }
.private-review .demo-model--gemini-pro { --model-colour: var(--demo-colour-gemini-pro); }
.private-review .benchmark-table .demo-model {
  border-inline-start: 4px solid var(--model-colour);
  padding-inline-start: 0.65rem;
  color: color-mix(in srgb, var(--model-colour) 70%, black 30%);
  background: color-mix(in srgb, var(--surface) 90%, var(--model-colour) 10%);
}
:root[data-theme="dark"] .private-review .benchmark-table .demo-model { color: color-mix(in srgb, var(--model-colour) 85%, white 15%); }
.private-review .demo-model__content { display: inline-flex; align-items: flex-start; gap: 0.45rem; }
.private-review .demo-model__content > span:last-child { overflow-wrap: anywhere; }
.private-review .demo-response-help { color: var(--text-dim); font-size: .9rem; }
.private-review .demo-response-toggle { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .3rem .75rem; width: 100%; min-height: 44px; padding: 0; border: 0; background: transparent; color: inherit; font: inherit; text-align: start; }
.private-review .demo-response-toggle:enabled { cursor: pointer; }
.private-review .demo-response-toggle:disabled { opacity: 1; }
.private-review .demo-response-toggle:focus-visible { outline: 2px solid var(--lichen); outline-offset: 4px; border-radius: 3px; }
.private-review .demo-response-affordance { display: inline-flex; align-items: center; gap: .4rem; flex: none; font-size: .75rem; font-weight: 600; }
.private-review .demo-response-chevron { display: inline-block; font-size: 1.1rem; transition: transform 140ms ease; }
.private-review .demo-response-toggle[aria-expanded="true"] .demo-response-chevron { transform: rotate(180deg); }
.private-review .is-response-interactive { cursor: pointer; transition: transform 100ms ease; }
.private-review .is-response-interactive > * { transition: background-color 140ms ease; }
.private-review .is-response-interactive:is(:hover, :focus-within) > *, .private-review .is-response-open > * { background-color: color-mix(in srgb, var(--model-colour) 13%, var(--surface)); }
.private-review .is-response-interactive:active { transform: translateY(1px); }
.private-review .demo-response-note-row[hidden] { display: none; }
.private-review .benchmark-table .demo-response-note-row > td { padding: .35rem .65rem .9rem; white-space: normal; }
.private-review .demo-response-note { min-width: 0; max-inline-size: min(70rem, calc(100vw - 5rem)); padding: .9rem 1rem; border: 1px solid color-mix(in srgb, var(--model-colour) 45%, var(--border)); border-inline-start: 4px solid var(--model-colour); border-radius: 5px; background: color-mix(in srgb, var(--model-colour) 9%, var(--surface)); }
.private-review .demo-response-note h3 { display: flex; flex-wrap: wrap; gap: .2rem .75rem; margin: 0 0 .65rem; font-family: inherit; font-size: .95rem; line-height: 1.4; font-weight: 650; }
.private-review .demo-response-note h3 span { color: var(--text-dim); font-size: .8rem; font-weight: 400; }
.private-review .demo-response-note pre { max-width: 100%; margin: 0; background: transparent; color: var(--text); font-size: .82rem; line-height: 1.6; white-space: pre-wrap; overflow-wrap: anywhere; }
.private-review .demo-response-note code { color: inherit; background: transparent; font-size: inherit; }
@supports (width: 1cqi) {
 .private-review .demo-scored-event .benchmark-table-shell { container-type: inline-size; }
 .private-review .demo-response-toggle { max-inline-size: min(100%, calc(100cqi - 2rem)); }
 .private-review .demo-response-note { max-inline-size: min(70rem, calc(100cqi - 2rem)); }
}
@media (max-width: 700px) {
 .private-review .demo-response-affordance [data-response-action] { display: none; }
}
@media (prefers-reduced-motion: reduce) {
 .private-review .is-response-interactive, .private-review .is-response-interactive > *, .private-review .demo-response-chevron { transition: none; }
 .private-review .is-response-interactive:active { transform: none; }
}
.private-review .demo-outcome { display: inline-flex; align-items: baseline; gap: 0.3rem; font-weight: 650; }
.private-review .demo-outcome--correct { color: #17633e; }
.private-review .demo-outcome--wrong { color: #a12429; }
.private-review .demo-outcome--correct,
.private-review .demo-outcome--wrong {
  padding: 0.2rem 0.45rem;
  border: 1px solid color-mix(in srgb, currentColor 25%, var(--surface) 75%);
  border-radius: 0.4rem;
  background: color-mix(in srgb, currentColor 10%, var(--surface) 90%);
}
.private-review .demo-outcome > [aria-hidden="true"] { font-size: 1.1em; font-weight: 800; }
.private-review .demo-outcome--neutral { color: var(--text-dim); font-weight: 500; }
:root[data-theme="dark"] .private-review .demo-outcome--correct { color: #6ee3a6; }
:root[data-theme="dark"] .private-review .demo-outcome--wrong { color: #ff9696; }
.private-review .demo-score { display: inline-block; padding: 0.16rem 0.38rem; border-radius: 0.3rem; color: var(--text); font-variant-numeric: tabular-nums; white-space: nowrap; }
.private-review .demo-score--positive,
.private-review .demo-score--negative {
  color: color-mix(in srgb, var(--text) calc(100% - var(--score-strength)), var(--score-colour) var(--score-strength));
  background: color-mix(in srgb, var(--surface) 92%, var(--score-colour) 8%);
  font-weight: 700;
}
.private-review .demo-score--positive { --score-colour: #086b39; }
.private-review .demo-score--negative { --score-colour: #a12429; }
:root[data-theme="dark"] .private-review .demo-score--positive { --score-colour: #4be788; }
:root[data-theme="dark"] .private-review .demo-score--negative { --score-colour: #ff8b91; }
.private-review .demo-score--zero { color: var(--text); }
.private-review .demo-score--unavailable { color: var(--text-dim); }
.private-review .demo-results { max-width: 80rem; }
.private-review .site-nav-home { align-items: baseline; }
.private-review .site-nav-home .logo-mark {
  inline-size: 2.805rem;
  block-size: 3.52rem;
  align-self: flex-end;
  margin-block-end: 0;
  transform: translateY(-1.45rem);
}
.private-review a:hover > .logo-mark { transform: translateY(-1.5rem); }
.private-review .brand-link { --brand-glow: var(--jungle); }
:root[data-theme="dark"] .private-review .brand-link { --brand-glow: var(--lichen); }
.private-review .brand-link:is(:hover, :focus-visible) .brand-wordmark {
  color: var(--brand-glow);
  text-shadow: 0 0 0.45rem var(--brand-glow);
}
:root[data-theme="light"] .private-review .brand-link:is(:hover, :focus-visible) .logo-mark {
  filter: brightness(0) drop-shadow(0 0 0.4rem var(--brand-glow));
}
:root[data-theme="dark"] .private-review .brand-link:is(:hover, :focus-visible) .logo-mark {
  filter: brightness(0) invert(1) drop-shadow(0 0 0.4rem var(--brand-glow));
}
.private-review .headline-controls { gap: 0.2rem 1.1rem; }
.private-review .headline-controls .metric-switcher { gap: 0.35rem; margin-bottom: 0.45rem; }
.private-review .demo-continent-controls { display: inline-flex; flex-wrap: wrap; align-items: center; gap: 0.1rem 0.75rem; max-width: 100%; margin-block: 0.25rem 0.55rem; padding: 0; border: 0; color: var(--text); font-size: 0.82rem; }
.private-review .demo-continent-controls legend { float: left; width: auto; margin: 0 0.3rem 0 0; padding: 0; color: var(--text-dim); font-size: 0.8rem; font-weight: 650; }
.private-review .demo-continent-controls label { display: inline-flex; align-items: center; gap: 0.3rem; min-height: 36px; cursor: pointer; white-space: normal; }
.private-review .demo-continent-controls input { width: 1rem; height: 1rem; margin: 0; accent-color: var(--jungle); }
.private-review .demo-continent-controls small { color: var(--text-dim); font-size: 0.76rem; }
.private-review .demo-continent-controls label:focus-within { outline: 2px solid var(--lichen); outline-offset: 2px; }
.private-review .metric-switcher[hidden] { display: none; }
.private-review .metric-option {
  border-color: var(--border);
  background: var(--surface);
  color: var(--text);
  border-radius: 999px;
  padding: 0.4rem 0.75rem;
  transition: background-color 120ms ease, border-color 120ms ease;
}
.private-review .metric-option:has(input:checked) {
  border-color: var(--jungle);
  background: #e1ebdc;
  color: var(--text);
  box-shadow: inset 0 0 0 1px var(--jungle);
}
:root[data-theme="dark"] .private-review .metric-option:has(input:checked) {
  border-color: var(--lichen);
  background: #3a493b;
  color: var(--text);
  box-shadow: inset 0 0 0 1px var(--lichen);
}
.private-review .metric-option input { accent-color: var(--jungle); }
.private-review .metric-option input { width: 0.9rem; height: 0.9rem; }
.private-review .metric-option:focus-within { outline: 2px solid var(--lichen); outline-offset: 2px; }
.private-review .demo-view[hidden], .private-review .demo-plot-shell[hidden],
.private-review .demo-check[hidden], .private-review .headline-caption[hidden],
.private-review .headline-status[hidden], .private-review .provider-key-list[hidden] { display: none; }
.private-review .demo-filter-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 0.2rem 1rem; margin-block: 0.25rem; }
.private-review .demo-filter-row > .demo-continent-controls { margin: 0; }
.private-review .demo-reasoning-controls { margin: 0; max-width: 100%; }
.private-review .demo-reasoning-controls[hidden] { display: none; }
.private-review .demo-reasoning-options { display: flex; align-items: center; flex-wrap: wrap; gap: 0.25rem 0.65rem; }
.private-review .demo-reasoning-levels { margin: 0; }
.private-review .demo-reasoning-levels legend { float: left; width: auto; align-self: center; margin: 0 0.3rem 0 0; padding: 0; color: var(--text-dim); font-size: 0.8rem; font-weight: 650; }
.private-review .demo-reasoning-levels .metric-option { min-height: 44px; padding: 0.3rem 0.65rem; font-size: 0.85rem; }
.private-review .demo-reasoning-controls .demo-check { min-height: 44px; font-size: 0.85rem; }
.private-review .demo-download-index { display: grid; gap: 0.35rem; padding-inline-start: 1.5rem; font-size: 0.88rem; }
.private-review .demo-subgroup-control { display: grid; gap: 0.25rem; flex: 0 1 12rem; min-width: 0; max-width: 100%; color: var(--text-dim); font-size: 0.8125rem; font-weight: 650; }
.private-review .demo-subgroup-control select { width: 100%; min-width: 0; min-height: 44px; border: 1px solid var(--border); border-radius: 5px; padding-inline: 0.6rem; color: var(--text); background: var(--surface); }
.private-review .demo-secondary-section { margin-block-start: 1.5rem; padding-block-start: 1.25rem; border-block-start: 1px solid var(--border); }
.private-review .demo-secondary-section h3 { margin-block: 0 0.2rem; font-size: 1.2rem; }
.private-review .headline-caption { margin-top: 0.35rem; }
.private-review #reasoning-filter-note, .private-review #cohort-note { margin-block: 0.15rem; line-height: 1.35; }
.private-review #cohort-note { margin-bottom: 0; }
.private-review #headline-caption { margin-top: 0.25rem; }
.private-review .demo-view > p { color: var(--text-dim); font-size: 0.88rem; }
.private-review .demo-plot-shell { position: relative; min-height: 360px; height: 420px; margin-block: 0.7rem; }
.private-review .demo-plot-shell canvas { width: 100% !important; height: 100% !important; }
.private-review .demo-profile-controls { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-block: 0.7rem; }
.private-review .demo-profile-controls label { display: grid; gap: 0.25rem; flex: 1 1 13rem; min-width: 0; max-width: 100%; font-size: 0.85rem; font-weight: 650; }
.private-review .demo-profile-controls select { width: 100%; min-width: 0; min-height: 44px; border: 1px solid var(--border); border-radius: 5px; padding-inline: 0.5rem; white-space: normal; color: var(--text); background: var(--surface); }
.private-review .demo-axis-choices { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 13rem), 1fr)); gap: 0.35rem 0.8rem; }
.private-review .demo-axis-choices label { display: flex; align-items: center; gap: 0.45rem; min-height: 44px; color: var(--text); }
.private-review .cohort-method-note { color: var(--text-dim); font-size: 0.88rem; }
.private-review .demo-cost-values { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 19rem), 1fr)); gap: 0.45rem 1rem; padding: 0; list-style: none; font-size: 0.86rem; }
.private-review .demo-cost-values li { display: flex; align-items: center; gap: 0.4rem; }
.private-review .demo-cost-values .provider-key__symbol { flex: none; width: 0.85rem; height: 0.85rem; }
.private-review .demo-cost-values .provider-key__symbol--triangle { width: 0; height: 0; border-right-width: 0.43rem; border-bottom-width: 0.85rem; border-left-width: 0.43rem; }
.private-review .model-identity-icon { inline-size: 18px; block-size: 18px; object-fit: contain; flex: none; }
.private-review .demo-cost-levels { margin-block: 0.55rem; }
.private-review .demo-cost-key { margin-block: 0.35rem; }
.private-review .demo-cost-line-key { display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem; margin-block: 0.6rem; font-size: 0.9rem; }
.private-review .demo-cost-line-key > span { display: flex; align-items: center; gap: 0.5rem; }
.private-review .demo-cost-line { flex: 0 0 1.8rem; border-top: 1px solid var(--text-dim); }
.private-review .demo-cost-line--median { opacity: 0.45; }
.private-review .demo-cost-line--reasoning { border-top-style: dashed; }
.private-review .demo-quadrant-key { display: grid; grid-template-columns: 1fr 1fr; gap: 0.35rem; margin-block: 0.6rem; font-size: 0.78rem; }
.private-review .demo-quadrant-key span { padding: 0.35rem 0.55rem; border-inline-start: 3px solid var(--jungle); background: var(--bg-alt); }
.private-review .demo-quadrant-key span:nth-child(1) { border-color: #a38043; }
.private-review .demo-quadrant-key span:nth-child(2) { border-color: #4a8763; }
.private-review .demo-quadrant-key span:nth-child(3) { border-color: #b77d62; }
.private-review .demo-quadrant-key span:nth-child(4) { border-color: #7896ad; }
@media (max-width: 700px) { .private-review .demo-quadrant-key { grid-template-columns: 1fr; } }
@media (max-width: 700px) {
  .private-review .site-nav-home .logo-mark { inline-size: 2.035rem; block-size: 2.64rem; }
  .private-review .demo-plot-shell { overflow-x: auto; }
}

/* ----- Decorative animal backdrops ----------------------------------- *
 * Per-page imagery behind content. `body[data-backdrop="<key>"]` picks
 * the animal; shared block sets position/filter defaults. `z-index: -1`
 * + `pointer-events: none` keep the decoration inert and never over a
 * chart canvas. Honours prefers-reduced-motion and prefers-reduced-data.
 */

body[data-backdrop]::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  background-color: var(--bg);
  opacity: 0.12;
  filter: saturate(0.60) brightness(0.55) contrast(1.08);
  -webkit-mask-image: linear-gradient(to left, #000 0%, rgba(0,0,0,0.6) 45%, transparent 85%);
          mask-image: linear-gradient(to left, #000 0%, rgba(0,0,0,0.6) 45%, transparent 85%);
}

/* Darker base underlay so the backdrop never lifts contrast on text */
body[data-backdrop]::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background: var(--bg);
}

body[data-backdrop="owl"]::before {
  background-image: url("/assets/img/animals/tawny_owl.webp");
  background-position: right bottom;
  opacity: 0.11;
  -webkit-mask-image: linear-gradient(to top left, #000 0%, rgba(0,0,0,0.5) 50%, transparent 85%);
          mask-image: linear-gradient(to top left, #000 0%, rgba(0,0,0,0.5) 50%, transparent 85%);
}

body[data-backdrop="puma"]::before {
  background-image: url("/assets/img/animals/puma_concolor.webp");
  background-position: right center;
  opacity: 0.10;
}

body[data-backdrop="buzzard"]::before {
  background-image: url("/assets/img/animals/common_buzzard.webp");
  background-position: right top;
  opacity: 0.10;
  -webkit-mask-image: linear-gradient(to bottom left, #000 0%, rgba(0,0,0,0.5) 50%, transparent 85%);
          mask-image: linear-gradient(to bottom left, #000 0%, rgba(0,0,0,0.5) 50%, transparent 85%);
}

body[data-backdrop="bear"]::before {
  background-image: url("/assets/img/animals/spectacled_bear.webp");
  background-position: right center;
  opacity: 0.09;
  filter: saturate(0.55) brightness(0.50) contrast(1.10) blur(1px);
}

body[data-backdrop="jaguar-head"]::before {
  background-image: url("/assets/img/animals/jaguar_head.webp");
  background-position: right center;
  opacity: 0.11;
  -webkit-mask-image: radial-gradient(ellipse at 75% 50%, #000 0%, rgba(0,0,0,0.5) 40%, transparent 85%);
          mask-image: radial-gradient(ellipse at 75% 50%, #000 0%, rgba(0,0,0,0.5) 40%, transparent 85%);
}

body[data-backdrop="deer"]::before {
  background-image: url("/assets/img/animals/fallow_deer.webp");
  background-position: right center;
  opacity: 0.11;
}

body[data-backdrop="jaguars"]::before {
  background-image: url("/assets/img/animals/jaguars.webp");
  background-position: center;
  opacity: 0.16;
  filter: saturate(0.65) brightness(0.45) contrast(1.12);
  -webkit-mask-image: radial-gradient(ellipse at center, transparent 8%, rgba(0,0,0,0.4) 40%, #000 90%);
          mask-image: radial-gradient(ellipse at center, transparent 8%, rgba(0,0,0,0.4) 40%, #000 90%);
}

/* ----- Responsive + accessibility ------------------------------------ */
@media (max-width: 768px) {
  body[data-backdrop]:not([data-backdrop="jaguars"])::before {
    opacity: 0.06;
    background-attachment: scroll;
  }
}

@media (max-width: 480px) {
  body[data-backdrop]::before { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  body[data-backdrop]::before { transition: none; }
}

@media (prefers-reduced-data: reduce) {
  body[data-backdrop]::before { display: none; }
}

/* ----- Unified event catalogue --------------------------------------- */
.viewer-shell {
  width: 100%;
  max-width: 72rem;
  margin-inline: auto;
  padding: 1.5rem;
  flex: 1 1 auto;
}
.viewer-hero { padding-block: 2rem 1.5rem; }
.viewer-eyebrow {
  margin: 0 0 0.35rem;
  color: var(--text-dim);
  font-size: 0.8125rem;
  font-weight: 650;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}
.viewer-demo-note,
.viewer-no-script,
.viewer-error,
.viewer-empty {
  margin-top: 1.25rem;
  padding: 1rem;
  border: 1px solid var(--banner-border);
  border-radius: var(--radius-panel);
  background: var(--colour-status-warning-bg);
}
.viewer-demo-note {
  display: grid;
  gap: 0.25rem;
  max-width: 54rem;
  color: var(--colour-status-warning-text);
}
.viewer-demo-note span { color: var(--text); }
.viewer-no-script a { color: var(--lichen); text-decoration: underline; }
.viewer-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}
.viewer-toolbar h2 { font-size: clamp(1.5rem, 2vw + 0.8rem, 2rem); }
.viewer-count { margin-top: 0.2rem; color: var(--text-dim); }
.viewer-live {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.viewer-button {
  display: inline-flex;
  min-block-size: 44px;
  min-inline-size: 44px;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 0.35rem;
  background: var(--bg-alt);
  color: var(--text);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
.viewer-button:hover { border-color: var(--lichen); }
.viewer-button:disabled { cursor: not-allowed; opacity: 0.45; }
.viewer-button--primary {
  border-color: var(--jungle);
  background: var(--jungle);
  color: #ffffff;
}
.viewer-button--primary:hover { background: var(--jungle-deep); }
.viewer-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
  gap: 1rem;
}
.viewer-grid[aria-busy="true"] {
  min-height: 34rem;
}
.viewer-card {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-panel);
  background: var(--surface);
}
.viewer-card > img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: contain;
  background: var(--bg-alt);
}
.viewer-card__body { padding: 1rem; }
.viewer-card__status {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.6rem;
}
.viewer-badge {
  display: inline-flex;
  padding: 0.2rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-badge);
  color: var(--text-dim);
  font-size: 0.75rem;
  font-weight: 650;
}
.viewer-badge--demo {
  border-color: var(--banner-border);
  background: var(--banner-bg);
  color: var(--banner-text);
}
.viewer-card__title { font-family: Georgia, 'Times New Roman', serif; font-size: 1.4rem; }
.viewer-card__scientific {
  margin-top: 0.1rem;
  color: var(--text-dim);
  font-style: italic;
}
.viewer-card__facts {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  gap: 0.3rem 0.75rem;
  margin-top: 0.8rem;
  font-size: 0.8125rem;
}
.viewer-card__facts dt { color: var(--text-dim); }
.viewer-card__facts dd { min-width: 0; overflow-wrap: anywhere; }
.viewer-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.viewer-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  min-height: 36px;
  padding-left: 0.7rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-badge);
  background: var(--bg-alt);
  color: var(--text);
  font-size: 0.8125rem;
}
.viewer-chip button {
  display: inline-flex;
  width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: var(--radius-badge);
  background: transparent;
  color: var(--text-dim);
  font: inherit;
  font-size: 1.2rem;
  cursor: pointer;
}
.viewer-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 1.5rem;
}
.viewer-loading { grid-column: 1 / -1; color: var(--text-dim); }
.viewer-error,
.viewer-empty { grid-column: 1 / -1; }
.viewer-error p,
.viewer-empty p { margin-block: 0.5rem 1rem; }
.viewer-filter-dialog {
  width: min(42rem, calc(100% - 2rem));
  max-width: 42rem;
  max-height: min(48rem, calc(100dvh - 2rem));
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-panel);
  background: var(--surface);
  color: var(--text);
}
.viewer-filter-dialog::backdrop { background: rgba(5, 12, 8, 0.78); }
.viewer-filter-form {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  max-height: inherit;
}
.viewer-filter-header,
.viewer-filter-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem;
  background: var(--bg-alt);
}
.viewer-filter-header { border-bottom: 1px solid var(--border); }
.viewer-filter-header h2 { font-size: 1.5rem; }
.viewer-filter-actions {
  border-top: 1px solid var(--border);
  padding-bottom: max(1rem, env(safe-area-inset-bottom));
}
.viewer-filter-scroll {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  overflow-y: auto;
  padding: 1rem;
}
.viewer-field { display: grid; gap: 0.35rem; min-width: 0; }
.viewer-field label { color: var(--text-dim); font-size: 0.8125rem; font-weight: 650; }
.viewer-field input,
.viewer-field select {
  width: 100%;
  min-height: 44px;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 0.3rem;
  background: var(--bg);
  color: var(--text);
  font: inherit;
}
.viewer-more-filters { grid-column: 1 / -1; }
.viewer-more-filters summary {
  min-height: 44px;
  padding-block: 0.55rem;
  color: var(--lichen);
  cursor: pointer;
}
.viewer-more-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  padding-top: 0.75rem;
}

@media (max-width: 700px) {
  .viewer-shell { padding: 1rem; }
  .viewer-hero { padding-top: 1.5rem; }
  .viewer-toolbar { align-items: flex-end; }
  .viewer-grid[aria-busy="true"] { min-height: 71rem; }
  .viewer-filter-dialog {
    inset: 0;
    width: 100vw;
    max-width: none;
    height: 100dvh;
    max-height: none;
    margin: 0;
    border: 0;
    border-radius: 0;
  }
  .viewer-filter-form { height: 100dvh; }
  .viewer-filter-scroll,
  .viewer-more-grid { grid-template-columns: 1fr; }
  .viewer-filter-header { padding-top: max(1rem, env(safe-area-inset-top)); }
}

@media (max-width: 360px) {
  .viewer-toolbar { align-items: stretch; flex-direction: column; }
  #viewer-filter-open { width: 100%; }
  .viewer-filter-actions .viewer-button { flex: 1 1 0; }
  .viewer-pagination { gap: 0.5rem; }
}

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

/* ----- Burst inspection ---------------------------------------------- */
.viewer-card__inspect {
  flex: 0 0 auto;
}

.viewer-card__heading { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.viewer-card__identity { min-width: 0; overflow-wrap: anywhere; }
.viewer-card__metadata { margin-top: 0.9rem; border-top: 1px solid var(--border); }
.viewer-card__metadata summary { padding-block: 0.65rem; min-height: 44px; color: var(--text-dim); font-size: 0.8125rem; cursor: pointer; }
.viewer-quick-filters { display: grid; grid-template-columns: minmax(10rem, 1fr) minmax(8rem, 0.55fr) auto auto auto; align-items: end; gap: 0.7rem; padding: 1rem; margin-bottom: 1rem; border: 1px solid var(--border); border-radius: var(--radius-panel); background: var(--surface); }
@media (max-width: 900px) {
  .viewer-quick-filters { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .viewer-quick-filters .viewer-field:first-child { grid-column: span 2; }
  .viewer-card__heading { align-items: start; flex-direction: column; }
}
@media (max-width: 700px) {
  .viewer-grid { grid-template-columns: minmax(0, 1fr); }
  .viewer-quick-filters { padding: 0.75rem; gap: 0.5rem; }
  .viewer-quick-filters .viewer-field { grid-column: 1 / -1; }
  .viewer-quick-filters .viewer-field:first-child { grid-column: 1 / -1; }
  .viewer-card__heading { flex-direction: row; flex-wrap: wrap; }
}
.viewer-recovery {
  margin-bottom: 1rem;
  padding: 0.8rem 1rem;
  border: 1px solid var(--banner-border);
  border-radius: var(--radius-panel);
  background: var(--colour-status-warning-bg);
  color: var(--colour-status-warning-text);
}
.viewer-details-dialog {
  width: min(74rem, calc(100vw - 2rem));
  max-width: 74rem;
  height: min(54rem, calc(100dvh - 2rem));
  max-height: 54rem;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-panel);
  background: var(--bg);
  color: var(--text);
}
.viewer-details-dialog::backdrop { background: rgba(5, 12, 8, 0.88); }
.viewer-details-shell {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  height: 100%;
  overflow: hidden;
}
.viewer-details-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-alt);
}
.viewer-details-header h2 { font-size: clamp(1.25rem, 2vw, 1.65rem); }
.viewer-details-scroll {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(20rem, 2fr);
  align-items: start;
  gap: 1.25rem;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 1.25rem;
  overscroll-behavior: contain;
}
.viewer-details-media {
  position: sticky;
  top: 0;
  min-width: 0;
}
.viewer-details-panel {
  display: grid;
  gap: 1.25rem;
  min-width: 0;
}
.viewer-event-heading h3 { font-size: 1.5rem; }
.viewer-details-context,
.viewer-source-strip { color: var(--text-dim); font-size: 0.8125rem; }
.viewer-source-strip {
  margin-top: 0.55rem;
  overflow-wrap: anywhere;
}
.viewer-active-frame {
  position: relative;
  display: grid;
  place-items: center;
  width: 100%;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-panel);
  background: var(--bg-alt);
}
.viewer-active-frame > a {
  display: contents;
}
.viewer-active-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.viewer-frame-error {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 0.5rem;
  padding: 1rem;
  text-align: center;
  background: var(--bg-alt);
}
.viewer-frame-error span { color: var(--text-dim); }
.viewer-frame-controls {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 0.6rem;
  margin-top: 0.75rem;
}
.viewer-frame-controls .viewer-button:last-child { justify-self: end; }
.viewer-frame-status {
  min-width: max-content;
  color: var(--text-dim);
  font-size: 0.875rem;
  text-align: center;
}
.viewer-zoom-button { width: 100%; margin-top: 0.6rem; }
.viewer-filmstrip-shell {
  position: relative;
  margin-top: 0.75rem;
}
.viewer-filmstrip-cue {
  margin: 0 0 0.35rem;
  color: var(--text-dim);
  font-size: 0.75rem;
  font-weight: 600;
}
.viewer-filmstrip-shell::after {
  position: absolute;
  z-index: 1;
  top: 0;
  right: 0;
  width: 1.5rem;
  height: 100%;
  background: linear-gradient(to right, transparent, var(--bg));
  content: "";
  pointer-events: none;
}
.viewer-filmstrip {
  display: flex;
  flex-wrap: nowrap;
  gap: 0.5rem;
  overflow-x: auto;
  padding: 0.1rem 1rem 0.45rem 0.1rem;
  scrollbar-color: var(--lichen) var(--bg-alt);
}
.viewer-filmstrip button {
  flex: 0 0 5rem;
  min-width: 5rem;
  padding: 0;
  overflow: hidden;
  border: 2px solid transparent;
  border-radius: 0.3rem;
  background: var(--bg-alt);
  cursor: pointer;
}
.viewer-filmstrip button.is-selected {
  border-color: var(--lichen);
  outline: 2px solid var(--bg);
  outline-offset: -4px;
}
.viewer-filmstrip img,
.viewer-filmstrip-placeholder {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
}
.viewer-filmstrip img {
  object-fit: cover;
}
.viewer-filmstrip-placeholder {
  background: color-mix(in srgb, var(--bg-alt) 82%, var(--border));
}
.viewer-section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}
.viewer-ground-truth,
.viewer-results,
.viewer-provenance {
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}
.viewer-ground-truth > p {
  margin-top: 0.75rem;
  color: var(--lichen);
}
.viewer-results > h3 { margin-bottom: 0.7rem; }
.viewer-results-list { display: grid; gap: 0.6rem; }
.viewer-result {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.25rem 0.75rem;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-panel);
  background: var(--surface);
}
.viewer-result h4 { min-width: 0; font-family: inherit; font-size: 0.9rem; }
.viewer-result__outcome { color: var(--lichen); font-size: 0.8125rem; }
.viewer-result--failed .viewer-result__outcome,
.viewer-result--incorrect .viewer-result__outcome { color: var(--colour-status-danger-text); }
.viewer-result--withheld .viewer-result__outcome,
.viewer-result--not_run .viewer-result__outcome { color: var(--text-dim); }
.viewer-result p,
.viewer-result details { grid-column: 1 / -1; color: var(--text-dim); font-size: 0.8125rem; }
.viewer-result summary,
.viewer-provenance summary { color: var(--lichen); cursor: pointer; }
.viewer-provenance dl {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  gap: 0.35rem 0.75rem;
  margin-top: 0.8rem;
  font-size: 0.875rem;
}
.viewer-provenance dt { color: var(--text-dim); }
.viewer-provenance dd { min-width: 0; overflow-wrap: anywhere; }
.viewer-provenance a { color: var(--lichen); text-decoration: underline; }
.viewer-provenance > p { margin-top: 0.75rem; color: var(--text-dim); font-size: 0.8125rem; }

@media (max-width: 959px) {
  .viewer-details-dialog {
    inset: 0;
    width: 100vw;
    max-width: none;
    height: 100dvh;
    max-height: none;
    margin: 0;
    border: 0;
    border-radius: 0;
  }
  .viewer-details-header {
    padding-top: max(1rem, env(safe-area-inset-top));
    padding-inline:
      max(1rem, env(safe-area-inset-left))
      max(1rem, env(safe-area-inset-right));
  }
  .viewer-details-scroll {
    grid-template-columns: minmax(0, 1fr);
    gap: 1rem;
    padding:
      1rem
      max(1rem, env(safe-area-inset-right))
      max(1rem, env(safe-area-inset-bottom))
      max(1rem, env(safe-area-inset-left));
  }
  .viewer-details-media { position: static; }
}

@media (max-width: 359px) {
  .viewer-frame-controls { gap: 0.35rem; }
  .viewer-frame-controls .viewer-button { padding-inline: 0.55rem; }
}

/* Shared appearance: existing layout and typography are unchanged. */
:root { --action-text: #ffffff; }
:root[data-theme="light"] {
  --bg: #f3f0e7;
  --bg-alt: #eae7dd;
  --surface: #fffefa;
  --border: #898d80;
  --jungle: #176b48;
  --jungle-deep: #125438;
  --lichen: #176b48;
  --parrot: #3e694e;
  --amber: #80551d;
  --amber-hi: #704714;
  --rust: #a03e2d;
  --text: #272924;
  --text-dim: #52594d;
  --text-mute: #636b5e;
  --banner-bg: #f0e5cd;
  --banner-border: #977443;
  --banner-text: #704714;
  color-scheme: light;
}
:root {
  --slate-50: 242 240 232;
  --slate-100: 242 240 232;
  --slate-200: 242 240 232;
  --slate-300: 193 196 185;
  --slate-400: 193 196 185;
  --slate-500: 161 167 154;
  --slate-600: 161 167 154;
  --slate-700: 88 93 84;
  --slate-800: 88 93 84;
  --slate-900: 43 45 41;
  --slate-950: 36 37 34;
  --forest-300: 155 211 168;
  --forest-400: 155 211 168;
  --forest-500: 23 107 72;
  --forest-600: 18 84 56;
  --forest-700: 18 84 56;
  --amber-100: 237 204 154;
  --amber-200: 237 204 154;
  --amber-300: 224 185 130;
  --amber-400: 224 185 130;
  --amber-500: 224 185 130;
  --amber-600: 224 185 130;
  --amber-700: 139 116 79;
  --amber-800: 56 50 38;
  --amber-900: 56 50 38;
  --good-400: 155 211 168;
  --good-500: 165 197 172;
  --bad-400: 237 155 133;
  --bad-500: 237 155 133;
}
:root[data-theme="light"] {
  --slate-50: 39 41 36;
  --slate-100: 39 41 36;
  --slate-200: 39 41 36;
  --slate-300: 82 89 77;
  --slate-400: 82 89 77;
  --slate-500: 99 107 94;
  --slate-600: 99 107 94;
  --slate-700: 137 141 128;
  --slate-800: 137 141 128;
  --slate-900: 234 231 221;
  --slate-950: 243 240 231;
  --forest-300: 23 107 72;
  --forest-400: 23 107 72;
  --forest-500: 23 107 72;
  --forest-600: 18 84 56;
  --forest-700: 18 84 56;
  --amber-100: 112 71 20;
  --amber-200: 112 71 20;
  --amber-300: 128 85 29;
  --amber-400: 128 85 29;
  --amber-500: 128 85 29;
  --amber-600: 128 85 29;
  --amber-700: 151 116 67;
  --amber-800: 240 229 205;
  --amber-900: 240 229 205;
  --good-400: 23 107 72;
  --good-500: 62 105 78;
  --bad-400: 160 62 45;
  --bad-500: 160 62 45;
}

.appearance-select {
  min-height: 44px;
  max-width: 100%;
  padding: 0.4rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 0.35rem;
  background: var(--surface);
  color: var(--text);
  font: inherit;
  font-size: 0.8125rem;
}

/* Decorative habitat only; actual camera-trap evidence keeps its source images. */
body[data-backdrop] { --habitat-image: url('/assets/img/rainforest-habitat.webp'); }
@media (max-width: 700px) {
  body[data-backdrop] { --habitat-image: url('/assets/img/rainforest-habitat-mobile.webp?v=2'); }
}
body[data-backdrop]::before {
  background-image: var(--habitat-image);
  background-position: center;
  opacity: 0.14;
  filter: saturate(0.65);
  -webkit-mask-image: linear-gradient(to bottom, #000, transparent 90%);
  mask-image: linear-gradient(to bottom, #000, transparent 90%);
}
body[data-backdrop] main { background: var(--bg); }
body[data-backdrop] main::before {
  content: '';
  display: block;
  height: clamp(5rem, 10vw, 8rem);
  margin-bottom: 1rem;
  border-radius: var(--radius-panel);
  background: linear-gradient(to bottom, transparent 60%, var(--bg)),
    var(--habitat-image) center 46% / cover;
}
@media (prefers-reduced-data: reduce) {
  body[data-backdrop] main::before { display: none; }
}
.metric-option:has(input:checked) {
  background: var(--jungle);
  border-color: var(--jungle);
  color: var(--action-text);
}
.metric-option:has(input:checked) input { accent-color: #ffffff; }

/* Controls borrow the restraint of scientific and natural-history portals. */
select, select option { color: var(--text); background-color: var(--bg-alt); }
input::placeholder { color: var(--text-mute); opacity: 1; }
.viewer-button, .appearance-select, .metric-option { border-radius: 4px; }
.viewer-button, .metric-option, .appearance-select, .site-nav-links a {
  transition: background-color 120ms ease, border-color 120ms ease, color 120ms ease;
}
.viewer-button:not(:disabled):active, .metric-option:active {
  box-shadow: inset 0 2px 3px rgb(0 0 0 / 18%);
}
.viewer-button--primary:hover { background: var(--jungle-deep); }
.site-nav-links a[aria-current='page'] {
  background: transparent;
  border-radius: 0;
  box-shadow: inset 0 -2px var(--lichen);
}
@media (min-width: 1280px) {
  .site-nav-links a, .site-nav-links a[aria-current='page'] { padding-inline: 0.35rem; }
}
.viewer-card__status { align-items: baseline; gap: 0.55rem; }
.viewer-badge { border: 0; border-radius: 0; padding: 0; background: transparent; }
.viewer-badge + .viewer-badge::before { content: '·'; margin-right: 0.55rem; }
.viewer-badge--demo { color: var(--banner-text); }
.results-hero__pill { border-radius: 3px; }
@media (prefers-reduced-motion: reduce) {
  .viewer-button, .metric-option, .appearance-select, .site-nav-links a { transition: none; }
}
.prose.prose-invert {
  --tw-prose-body: var(--text);
  --tw-prose-headings: var(--text);
  --tw-prose-lead: var(--text-dim);
  --tw-prose-links: var(--lichen);
  --tw-prose-bold: var(--text);
  --tw-prose-counters: var(--text-dim);
  --tw-prose-bullets: var(--text-dim);
  --tw-prose-hr: var(--border);
  --tw-prose-quotes: var(--text);
  --tw-prose-quote-borders: var(--border);
  --tw-prose-captions: var(--text-dim);
  --tw-prose-code: var(--text);
  --tw-prose-pre-code: var(--text);
  --tw-prose-pre-bg: var(--bg-alt);
  --tw-prose-th-borders: var(--border);
  --tw-prose-td-borders: var(--border);
}

/* Habitat belongs to the masthead and page surround, not a cropped content strip. */
body[data-backdrop] main::before { display: none; }
body[data-backdrop] { isolation: isolate; }
body > header { position: relative; z-index: 10; isolation: isolate; background: var(--bg); }
body[data-backdrop] > header::before {
  content: '';
  position: absolute;
  inset: 0 0 -3rem;
  z-index: -1;
  pointer-events: none;
  background: var(--habitat-image) center 44% / cover;
  opacity: 0.18;
  -webkit-mask-image: linear-gradient(#000 15%, transparent);
  mask-image: linear-gradient(#000 15%, transparent);
}
body[data-backdrop]::before { opacity: 0.1; }
.site-nav-shell { grid-template-columns: auto minmax(0, 1fr); gap: 1rem 2rem; padding-block: 0.85rem; }
.site-identity { display: grid; justify-items: center; min-width: 0; }
.site-nav-home { justify-content: center; }
.site-nav-links > .site-track-selector { border: 0; padding: 0; }
.site-nav-links > .site-track-selector summary { min-height: 48.4px; font-size: 1.0278125rem; letter-spacing: 0.025em; }
.site-nav-links { justify-content: flex-end; }
.site-nav-links > .site-track-selector { margin-inline-end: auto; flex: 0 0 auto; }
.site-nav-links > .site-track-selector summary svg { inline-size: 1.265rem; block-size: 1.265rem; }
@media (min-width: 1181px) {
  .site-nav-shell { column-gap: 0; }
  .site-nav-links > .site-track-selector { flex: 1 0 auto; margin-inline: 0; text-align: center; }
  .site-nav-links > .site-track-selector .site-track-menu { text-align: start; left: 50%; transform: translateX(-50%); }
}
@media (min-width: 701px) and (max-width: 1180px) {
  .site-nav-shell { grid-template-columns: minmax(0, 1fr); gap: 0.5rem; }
  .site-nav-links { justify-content: center; }
}
@media (max-width: 700px) {
  .site-nav-shell { grid-template-columns: minmax(0, 1fr) auto; gap: 0.25rem 0.5rem; padding: 0.5rem 1rem; }
  .site-identity { justify-items: start; }
  .site-nav-links > .site-track-selector { display: block; margin-inline-end: 0; }
  .site-nav-links > .site-track-selector summary { min-height: 44px; padding: 0; justify-content: flex-start; }
  .site-nav-links .site-track-menu { position: absolute; width: min(21rem, calc(100vw - 2rem)); background: var(--surface); }
  .site-nav-links { background: var(--bg); }
}
.reading-panel, .citation-copy-box {
  margin-block: 1.25rem;
  padding: clamp(1rem, 2vw, 1.5rem);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-panel);
}
.reading-panel > :first-child, .citation-copy-box > :first-child { margin-top: 0; }
.reading-panel > :last-child, .citation-copy-box > :last-child { margin-bottom: 0; }
.reading-panel h2 { scroll-margin-top: 1rem; }
.citation-copy-box { overflow-wrap: anywhere; }
:root[data-theme="dark"] .private-review .citation-preview h1,
:root[data-theme="dark"] .private-review .citation-preview h2,
:root[data-theme="dark"] .private-review .citation-preview h3,
:root[data-theme="dark"] .private-review .citation-preview .results-hero__pill { color: #fff; }
.citation-status { font-size: 0.875rem; color: var(--text-dim); }
.reading-panel pre { background: var(--bg-alt); border: 1px solid var(--border); white-space: pre-wrap; overflow-wrap: anywhere; }
.private-review .method-flow { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 1.1rem; margin: 0; padding: 0; list-style: none; counter-reset: method-step; }
.private-review .method-flow li { position: relative; min-width: 0; padding: 0.8rem; border: 1px solid var(--border); border-radius: var(--radius-panel); background: var(--bg-alt); counter-increment: method-step; }
.private-review .method-flow li::before { content: counter(method-step) ". "; color: var(--jungle); font-weight: 750; }
:root[data-theme="dark"] .private-review .method-flow li::before { color: var(--lichen); }
.private-review .method-flow li strong { display: inline; color: var(--text); }
.private-review .method-flow li span { display: block; margin-block-start: 0.35rem; color: var(--text-dim); font-size: 0.86rem; line-height: 1.45; }
.private-review .method-flow li:not(:last-child)::after { content: "→"; position: absolute; inset-inline-end: -0.9rem; inset-block-start: 45%; color: var(--jungle); font-weight: 750; }
.private-review .method-reference-note { margin-block: 0.9rem 0; padding: 0.7rem 0.9rem; border-inline-start: 3px solid var(--lichen); background: var(--bg-alt); color: var(--text); }
.private-review .method-route-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.8rem; margin-block: 0.6rem; }
.private-review .method-route-grid > div { min-width: 0; padding: 0.8rem; border-inline-start: 3px solid var(--jungle); background: var(--bg-alt); }
.private-review .method-route-grid dt { color: var(--text); font-weight: 700; }
.private-review .method-route-grid dd { margin: 0.3rem 0 0; color: var(--text-dim); font-size: 0.9rem; }
.private-review .demo-example-selector { display: grid; gap: 0.35rem; max-width: 32rem; margin-block: 0.7rem 1.25rem; font-weight: 650; }
.private-review .demo-example-selector select { width: 100%; min-width: 0; min-height: 44px; padding: 0.5rem; border: 1px solid var(--border); border-radius: 5px; color: var(--text); background: var(--surface); }
.private-review .demo-scored-event[hidden] { display: none; }
.private-review .demo-scored-event h2 small { color: var(--text-dim); font-family: inherit; font-size: 0.7em; font-weight: 500; }
.private-review .demo-scored-frames { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 0.7rem; }
.private-review .demo-scored-frames figure { min-width: 0; margin: 0; text-align: center; }
.private-review .demo-scored-frames img { display: block; width: 100%; max-height: 35rem; object-fit: contain; background: #111; border-radius: var(--radius-panel); }
.private-review .demo-scored-frames figcaption { margin-block-start: 0.35rem; color: var(--text-dim); }
@media (max-width: 560px) {
  .private-review .demo-scored-frames { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .private-review .demo-scored-frames figure { grid-column: 1 / -1; grid-row: 1; }
  .private-review .demo-scored-frames .viewer-button { min-width: 0; width: 100%; }
}
@media (max-width: 900px) {
  .private-review .method-flow { grid-template-columns: 1fr; gap: 0.9rem; }
  .private-review .method-flow li:not(:last-child)::after { content: "↓"; inset-inline-end: auto; inset-inline-start: 50%; inset-block-start: auto; inset-block-end: -0.85rem; }
  .private-review .method-route-grid { grid-template-columns: 1fr; }
}
#copy-bibtex { text-decoration: none; }
.viewer-hero { padding-block: 0 0.65rem; }
.viewer-hero h1 { font-size: clamp(1.65rem, 3vw, 2.25rem); margin: 0; }
.viewer-demo-note { display: block; margin-top: 0.6rem; padding: 0.45rem 0.75rem; font-size: 0.8125rem; max-width: none; }
.viewer-demo-note summary { min-height: 32px; align-content: center; cursor: pointer; font-weight: 650; }
.viewer-demo-note span { display: block; padding-block: 0.5rem; }
.viewer-toolbar { margin-bottom: 0.5rem; }
.viewer-count { font-size: 0.8125rem; }
.viewer-quick-filters { padding: 0.65rem; gap: 0.5rem; }
.viewer-card__frames { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 0.35rem; padding: 0.5rem; border-bottom: 1px solid var(--border); }
.viewer-card__frames .viewer-button { padding-inline: 0.6rem; font-size: 0.8125rem; }
.viewer-card__counter { font-size: 0.8125rem; color: var(--text-dim); }
.viewer-card__message:not(.sr-only) { padding: 0.5rem 1rem; color: var(--banner-text); font-size: 0.8125rem; }
@media (max-width: 700px) {
  .viewer-shell { padding: 0.75rem 1rem; }
  .viewer-quick-filters { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .viewer-quick-filters .viewer-field:nth-child(2) { grid-column: 1; }
  .viewer-quick-filters .viewer-field:nth-child(2) + button { align-self: end; }
  #viewer-filter-open { grid-column: auto; }
  .viewer-card__frames .viewer-button { flex: 0 1 auto; }
}

/* Appearance remains visible above the navigation, including on mobile. */
header:has(#site-nav) {
  --appearance-bar-padding: 0.5rem;
  --appearance-button-size: max(44px, 2.1rem);
  --appearance-bar-size: calc(var(--appearance-button-size) + 8px + var(--appearance-bar-padding));
}
/* Reserve the same geometry before DOMContentLoaded inserts the controls.
   No-JavaScript pages do not reserve an absent control bar. */
html.js header:has(#site-nav) {
  position: relative; padding-block-start: var(--appearance-bar-size);
}
html.js header:has(#site-nav) > .appearance-bar {
  position: absolute; inset-block-start: 0; inset-inline: 0;
}
.appearance-bar{display:flex;justify-content:flex-end;block-size:var(--appearance-bar-size);padding:var(--appearance-bar-padding) 1.5rem 0}
.appearance-switch{display:inline-flex;gap:2px;padding:3px;border:1px solid var(--border);border-radius:999px;background:var(--surface)}
.appearance-switch button{display:inline-flex;align-items:center;gap:.4rem;min-height:var(--appearance-button-size);padding:.4rem .8rem;border:0;border-radius:999px;background:transparent;color:var(--text);font:inherit;font-size:.8125rem;cursor:pointer}
.appearance-switch svg{width:18px;height:18px;flex:none}
.appearance-switch button[aria-pressed="true"]{background:var(--text);color:var(--surface)}
.appearance-switch button:focus-visible{outline:3px solid var(--colour-focus-ring);outline-offset:3px}
@media(max-width:700px){header:has(#site-nav){--appearance-bar-padding:0.4rem}.appearance-bar{padding-inline:1rem}}

/* Compact desktop header while keeping the appearance controls at the top right. */
@media (min-width: 1181px) {
  .site-nav-shell { margin-top: -1rem; padding-block: 0.35rem; }
}

/* Info tips: small "i" buttons with a plain-language explanation on hover, focus or tap. */
/* Beside a heading or label the tip sits raised at the top right, like a superscript. */
.info-tip { position: relative; display: inline-flex; vertical-align: top; top: -4px; margin-inline-start: 4px; }
.info-tip__button {
  position: relative;
  display: inline-grid; place-items: center;
  width: 18px; height: 18px;
  padding: 0; border: 0; border-radius: 999px;
  background: transparent; color: var(--text-dim);
  cursor: help;
}
.info-tip__icon { display: block; width: 18px; height: 18px; }
/* Invisible 24 px target keeps the small icon easy to tap. */
.info-tip__button::after { content: ""; position: absolute; inset: 50% auto auto 50%; width: 24px; height: 24px; transform: translate(-50%, -50%); }
.info-tip__button:hover, .info-tip[data-open] .info-tip__button { color: var(--jungle); }
:root[data-theme="dark"] .info-tip__button:hover, :root[data-theme="dark"] .info-tip[data-open] .info-tip__button { color: var(--lichen); }
.info-tip__button:focus-visible { outline: 2px solid var(--colour-focus-ring); outline-offset: 2px; }
.info-tip__bubble {
  position: absolute; top: calc(100% + 8px); right: 0; z-index: 60;
  width: min(18rem, calc(100vw - 2rem));
  padding: 0.6rem 0.75rem; border: 1px solid var(--border); border-radius: 6px;
  background: var(--surface); color: var(--text);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.18);
  font: normal 400 0.85rem/1.45 Inter, system-ui, sans-serif; text-align: left; text-transform: none; letter-spacing: normal; white-space: normal;
  visibility: hidden; opacity: 0; transition: opacity 120ms ease;
  pointer-events: none;
}
/* Invisible bridges keep the bubble open while the pointer moves onto it. */
.info-tip__bubble::before, .info-tip__bubble::after { content: ""; position: absolute; left: 0; right: 0; height: 10px; }
.info-tip__bubble::before { top: -10px; }
.info-tip__bubble::after { bottom: -10px; }
.info-tip:is(:hover, :focus-within, [data-open]):not([data-dismissed]) .info-tip__bubble { visibility: visible; opacity: 1; pointer-events: auto; }
/* On a pill button the tip sits inside the top-right of the button. */
.metric-option-with-tip { position: relative; display: inline-flex; }
.metric-option-with-tip > .info-tip { position: absolute; top: 4px; right: 9px; margin: 0; z-index: 2; }
.metric-option-with-tip > .metric-option { padding-inline-end: 32px; }
.demo-control-heading { display: inline-flex; align-items: flex-start; }
h3 > .info-tip { top: -6px; margin-inline-start: 5px; }
/* Beside section headings the icon uses its native 20 px drawing grid. */
h3 > .info-tip .info-tip__button, h3 > .info-tip .info-tip__icon { width: 20px; height: 20px; }
@media (max-width: 640px) {
  .metric-option-with-tip { flex: 1 1 9rem; }
  .metric-option-with-tip .metric-option { flex: 1 1 auto; justify-content: center; }
}
@media (prefers-reduced-motion: reduce) { .info-tip__bubble { transition: none; } }