:root {
  --bg: #f7e1bd;
  --surface: #fff0d8;
  --surface-deep: #f9dcae;
  --text: #3f3f3f;
  --muted: var(--text);
  --line: #dfbf8d;
  --accent: var(--text);
  --accent-hover: var(--text);
  --accent-soft: #efbd72;
  --focus: #b85316;
  --trend: #a94c28;
  --average: #ca7526;
  --shadow: none;
  --radius: 0.35rem;
  --page-width: 36rem;
  --font-normal: 1rem;
  --font-big: 1.5rem;
  font-size: 16px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-size: var(--font-normal);
  line-height: 1.6;
}

code {
  font-size: var(--font-normal);
}

a {
  color: var(--text);
  text-underline-offset: 3px;
}

.about-copy .intro-copy a {
  color: var(--text);
  text-decoration: underline;
}

a:hover {
  color: var(--text);
  text-decoration-thickness: 2px;
}

a:focus-visible,
.btn:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 38%, transparent);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 10px;
  background: var(--surface-deep);
  color: var(--text);
  padding: 0.5rem 0.8rem;
  border-radius: 0.4rem;
}

.skip-link:focus {
  left: 10px;
  z-index: 10;
}

.site-header {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "identity nav"
    "identity tree";
  gap: 0.35rem 1.5rem;
  align-items: start;
  padding: 1rem 1.1rem;
  margin: 0.8rem auto;
  width: calc(100% - 2rem);
  max-width: var(--page-width);
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: none;
  overflow: hidden;
}

.site-identity {
  grid-area: identity;
  min-width: 0;
}

.brand-name {
  display: inline-block;
  margin: 0;
  color: var(--text);
  text-decoration: none;
  font-size: var(--font-big);
  font-weight: 700;
  line-height: 1.1;
}

.site-byline {
  margin: 0.24rem 0 0;
  color: var(--text);
  font-size: var(--font-normal);
  line-height: 1.25;
}

.site-nav {
  grid-area: nav;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.85rem;
  padding-top: 0.08rem;
}

.header-tree {
  grid-area: tree;
  display: block;
  width: clamp(7.5rem, 16vw, 10rem);
  max-height: 7.2rem;
  margin: -0.1rem -0.25rem -1.15rem 0;
  justify-self: end;
  align-self: end;
  object-fit: contain;
  opacity: 0.92;
  pointer-events: none;
  user-select: none;
}

.site-nav a {
  font-size: var(--font-normal);
  text-decoration: none;
  color: var(--text);
  font-weight: 400;
}

.site-nav a:hover {
  color: var(--text);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.btn,
button.btn {
  cursor: pointer;
  border: 1px solid var(--line);
  border-radius: 0.2rem;
  padding: 0.55rem 0.85rem;
  display: inline-block;
  font-size: var(--font-normal);
  text-decoration: none;
  color: var(--text);
  background: var(--surface);
}

button.btn-ghost {
  background: transparent;
}

.btn:hover,
button.btn:hover {
  border-color: var(--focus);
  box-shadow: none;
}

.btn-outline {
  border-style: dashed;
}

.content {
  width: calc(100% - 2rem);
  max-width: var(--page-width);
  margin: 0 auto;
}

.section {
  margin-top: 1.4rem;
  padding: clamp(1.35rem, 3vw, 2rem);
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  flex-wrap: wrap;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.ai-tools {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.45rem;
}

.ai-tools .small-meta {
  margin: 0;
  text-align: right;
}

.ai-period-switch {
  display: inline-flex;
  align-items: baseline;
  min-inline-size: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.ai-period-switch input {
  position: absolute;
  inline-size: 1px;
  block-size: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

.ai-period-switch label {
  padding: 0;
  color: var(--text);
  cursor: pointer;
  font-size: var(--font-normal);
  font-weight: 400;
  text-decoration: none;
}

.ai-period-switch input:checked + label {
  padding-inline: 0.12em;
  background: var(--line);
  color: var(--text);
  text-decoration: none;
}

.ai-period-punctuation {
  color: var(--text);
}

.ai-period-switch input:focus-visible + label {
  outline: 3px solid color-mix(in srgb, var(--focus) 45%, transparent);
  outline-offset: 2px;
}

h1,
h2,
h3 {
  font-size: var(--font-big);
  font-weight: 700;
  line-height: 1.25;
}

h1,
h2 {
  margin: 0.2rem 0 0;
  letter-spacing: -0.01em;
}

h3 {
  margin-top: 0;
}

.kicker {
  margin: 0;
  text-transform: none;
  letter-spacing: 0;
  font-size: var(--font-big);
  color: var(--text);
  font-weight: 700;
}

.card {
  border-radius: var(--radius);
  background: transparent;
  padding: 1rem;
}

.chart-card {
  margin-top: 1rem;
}

.annual-summary {
  margin-top: 1.35rem;
  padding-top: 1.15rem;
}

.annual-summary h2 {
  font-size: var(--font-big);
  letter-spacing: 0;
}

.ai-disclosure-title {
  margin-top: 1.5rem;
}

.ai-disclosure-chart {
  display: grid;
  grid-template-columns: minmax(9rem, 12rem) minmax(0, 1fr);
  gap: 1.5rem;
  align-items: center;
  margin: 1.25rem 0 0;
}

.ai-disclosure-pie {
  width: 100%;
  aspect-ratio: 1;
  border: 1px solid var(--text);
  border-radius: 50%;
  background: conic-gradient(
    var(--text) 0 15.3846%,
    var(--trend) 15.3846% 16.6667%,
    var(--line) 16.6667% 100%
  );
}

.ai-disclosure-legend {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.ai-disclosure-legend li {
  display: grid;
  grid-template-columns: 0.9rem minmax(0, 1fr);
  gap: 0.55rem;
  align-items: start;
}

.ai-disclosure-swatch {
  width: 0.9rem;
  height: 0.9rem;
  margin-top: 0.35rem;
  border: 1px solid var(--text);
}

.ai-disclosure-swatch.ai-use {
  background: var(--text);
}

.ai-disclosure-swatch.no-use {
  background: var(--trend);
}

.ai-disclosure-swatch.no-disclosure {
  background: var(--line);
}

.ai-data-link {
  margin: 1rem 0 0;
}

body.data-shell {
  --page-width: 64rem;
}

.ai-audit-counts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 1.25rem 0;
}

.ai-audit-counts p {
  margin: 0;
  padding-top: 0.65rem;
  border-top: 1px solid var(--line);
}

.ai-audit-counts strong {
  display: block;
  font-size: var(--font-big);
}

.ai-evidence-list,
.ai-id-grid {
  margin: 0.75rem 0 1.5rem;
}

.ai-evidence-list li {
  margin-bottom: 0.65rem;
}

.ai-id-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.35rem 1rem;
  padding-left: 1.2rem;
  font-variant-numeric: tabular-nums;
}

.ai-method-note {
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.table-scroll {
  margin-top: 0.8rem;
  overflow-x: auto;
  border-radius: 0;
  background: transparent;
}

.annual-table {
  width: 100%;
  min-width: 46rem;
  border-collapse: collapse;
  color: var(--text);
  background: transparent;
  font-variant-numeric: tabular-nums;
}

.annual-table caption {
  padding: 0 0 0.65rem;
  color: var(--text);
  text-align: left;
  font-size: var(--font-normal);
  font-weight: 400;
}

.annual-table th,
.annual-table td {
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--line);
  color: var(--text);
  background: transparent;
  text-align: center;
  white-space: nowrap;
}

.annual-table th {
  color: var(--text);
  font-weight: 400;
}

.annual-table thead th {
  background: transparent;
}

.annual-table th[scope='row'] {
  min-width: 10rem;
  text-align: left;
  background: transparent;
}

.small-meta {
  color: var(--text);
  margin-top: 0.5rem;
}

.section-actions {
  margin-top: 0.75rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

canvas {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
}

.stats-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 1rem;
}

.summary {
  display: grid;
  gap: 0.7rem;
}

.summary div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px dashed var(--line);
  padding-bottom: 0.4rem;
}

.summary dt {
  color: var(--text);
  margin: 0;
}

.summary dd {
  margin: 0;
  font-weight: 400;
}

.panel {
  padding: 1rem;
  border-radius: calc(var(--radius) - 0.25rem);
  background: color-mix(in srgb, var(--surface) 88%, var(--surface-deep));
}

.panel-soft {
  background: color-mix(in srgb, var(--accent-soft) 55%, var(--surface));
}

.about-grid,
.resource-grid,
.quote-grid {
  display: grid;
  gap: 1rem;
  margin-top: 1.1rem;
}

.about-grid {
  grid-template-columns: 1fr;
  align-items: start;
}

.about-side {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.about-photo {
  position: relative;
  aspect-ratio: 16 / 9;
  margin: 0;
  overflow: hidden;
  border-radius: calc(var(--radius) - 0.2rem);
  background: #fff0d8;
}

.about-photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 54%;
  filter: saturate(0.88) contrast(0.94);
}

.about-photo figcaption {
  position: absolute;
  bottom: 0.75rem;
  left: 0.75rem;
  margin: 0;
  padding: 0.34rem 0.55rem;
  background: #fff0d8;
  color: var(--text);
  font-size: var(--font-normal);
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
}

.resource-grid {
  grid-template-columns: minmax(0, 1.25fr) minmax(14rem, 0.75fr);
}

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

.intro-copy {
  margin-top: 0;
  font-size: var(--font-normal);
  line-height: 1.65;
}

.info-card,
.quote-card {
  margin: 0;
  padding: 1.1rem 1.15rem;
  border-radius: calc(var(--radius) - 0.2rem);
  background: #fff0d8;
}

.resource-list,
.project-list {
  margin: 0;
  padding-left: 1.15rem;
  line-height: 1.3;
}

.resource-list li + li,
.project-list li + li {
  margin-top: 0;
}

.project-list {
  margin-top: 0.85rem;
  padding-left: 1.25rem;
  list-style: disc;
}

.project-list li {
  display: list-item;
  padding: 0;
  border: 0;
}

.project-list span {
  color: var(--text);
  font-size: inherit;
}

.content-group {
  padding: 1.15rem;
  border-radius: calc(var(--radius) - 0.2rem);
  background: color-mix(in srgb, var(--surface) 92%, var(--bg));
}

.quote-card {
  background: color-mix(in srgb, var(--accent-soft) 44%, var(--surface));
}

.quote-card blockquote {
  margin: 0;
  font-size: var(--font-normal);
  font-weight: 400;
  line-height: 1.45;
}

.quote-card figcaption {
  margin-top: 0.8rem;
  color: var(--text);
  font-size: var(--font-normal);
}

.words-note {
  margin-bottom: 0;
}

.contact-section {
  background: color-mix(in srgb, var(--surface-deep) 43%, var(--surface));
}

@media (max-width: 850px) {
  .stats-grid,
  .about-grid,
  .resource-grid,
  .quote-grid {
    grid-template-columns: 1fr;
  }

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

  .section-head,
  .section-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .section-head {
    gap: 0.6rem;
  }

  .ai-tools {
    align-items: flex-start;
  }

  .ai-tools .small-meta {
    text-align: left;
  }

  .ai-disclosure-chart,
  .ai-audit-counts {
    grid-template-columns: 1fr;
  }

  .ai-disclosure-pie {
    max-width: 12rem;
  }

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

  .site-header {
    grid-template-columns: minmax(0, 1fr) clamp(6.5rem, 24vw, 9rem);
    grid-template-areas:
      "identity tree"
      "nav tree";
    gap: 0.65rem 1rem;
    border-radius: var(--radius);
  }

  .site-nav {
    justify-content: flex-start;
    padding-top: 0;
  }

  .header-tree {
    width: 100%;
    max-height: 8rem;
    margin: -0.65rem -0.2rem -0.8rem 0;
    align-self: center;
  }

}