:root {
  color-scheme: light;
  --bg: #f4f1eb;
  --bg-card: #fffcf7;
  --bg-elevated: #ffffff;
  --ink: #14120f;
  --text: #1f1c18;
  --text-muted: #6b6560;
  --hairline: rgba(20, 18, 15, 0.1);
  --hairline-strong: rgba(20, 18, 15, 0.16);
  --accent: #b85c38;
  --accent-hover: #9a4a2c;
  --accent-soft: rgba(184, 92, 56, 0.1);
  --good: #2d7a52;
  --bad: #b83d3d;
  --warn: #9a6b1a;
  --chart-1: #5c6b8a;
  --chart-2: #7a8ba8;
  --chart-3: #4a6741;
  --chart-4: #b85c38;
  --chart-5: #8b6914;
  --radius: 8px;
  --radius-sm: 6px;
  --font-sans: "IBM Plex Sans", system-ui, sans-serif;
  --font-serif: "IBM Plex Serif", Georgia, serif;
  --max: 1080px;
  --shadow: 0 1px 2px rgba(20, 18, 15, 0.04), 0 8px 24px rgba(20, 18, 15, 0.06);
  --stripe-accent: var(--accent);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
}

a {
  color: inherit;
  text-decoration: none;
}

code,
pre,
.run-prompt {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 0.88em;
}

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

.notice-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.45rem 1rem;
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  color: var(--text-muted);
  background: var(--ink);
  color: rgba(255, 252, 247, 0.82);
}

.notice-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
}

.site-header.header-stripe {
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--hairline-strong);
  box-shadow: var(--shadow);
  backdrop-filter: none;
}

.site-header.header-stripe .header-inner {
  min-height: 42px;
}

.site-header.header-stripe .brand {
  color: var(--accent);
  padding-left: 0;
  border-left: none;
}

.site-header.header-stripe .site-nav {
  gap: 0.25rem;
}

.site-header.header-stripe .site-nav a {
  padding: 0.25rem 0.5rem;
  font-size: 0.78rem;
  font-weight: 500;
}

.site-header.header-stripe .site-nav a[href="#rankings"],
.site-header.header-stripe .site-nav a[href="index.html#rankings"],
.site-header.header-stripe .site-nav a[href="../index.html#rankings"] {
  color: var(--accent);
}

.site-header.header-stripe .site-nav a[href="methodology.html"],
.site-header.header-stripe .site-nav a[href="../methodology.html"] {
  color: var(--good);
}

.site-header.header-stripe .site-nav a[href="docs.html"],
.site-header.header-stripe .site-nav a[href="../docs.html"] {
  color: #5c6b8a;
}

.site-header.header-stripe .site-nav a[href="blog/index.html"],
.site-header.header-stripe .site-nav a[href="../blog/index.html"] {
  color: #6b4c9a;
}

.site-header.header-stripe .site-nav a[href="faq.html"],
.site-header.header-stripe .site-nav a[href="../faq.html"] {
  color: #9a6b1a;
}

.site-header.header-stripe .site-nav.nav-even {
  gap: 1.1rem;
}

.site-header.header-stripe .site-nav.nav-even a {
  padding: 0.25rem 0.35rem;
}

.site-header.header-stripe .nav-ghost {
  color: #2d6fc4;
  font-weight: 650;
}

.site-header.header-stripe .nav-ghost:hover {
  color: #1f5aa8;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
}

.header-inner {
  width: min(var(--max), calc(100% - 2rem));
  margin: 0 auto;
  min-height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  font-size: 0.92rem;
  font-weight: 650;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.site-nav a:hover {
  color: var(--text);
}

.nav-ghost {
  padding: 0.3rem 0.6rem;
}

.nav-cta {
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  background: var(--ink);
  color: #fffcf7;
  font-weight: 500;
}

.nav-cta:hover {
  background: #2a2724;
}

main {
  width: min(var(--max), calc(100% - 2rem));
  margin: 0 auto;
}

.hero.hero-compact {
  padding: 1.15rem 0 1rem;
  max-width: none;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 1.25rem;
}

.hero.hero-compact .hero-kicker {
  width: 100%;
  margin-bottom: 0;
  font-size: 0.68rem;
}

.hero.hero-compact h1 {
  margin: 0;
  font-size: clamp(1.5rem, 3vw, 2rem);
  flex: 1 1 16rem;
  padding-left: 0.15rem;
  border-left: 3px solid var(--accent);
}

.hero.hero-compact .hero-lede {
  width: 100%;
  margin: 0;
  font-size: 0.92rem;
  max-width: 52rem;
}

.hero.hero-compact .hero-actions {
  margin: 0;
  gap: 0.5rem;
  width: 100%;
  align-items: center;
}

.hero-actions .btn-group {
  display: contents;
}

.hero-actions .btn {
  min-height: 2.125rem;
  display: inline-flex;
  align-items: center;
}

.btn-run {
  margin-left: 0;
  background: var(--chart-1);
  color: #fffcf7;
}

.btn-run:hover {
  background: #4a5568;
}

.hero.hero-compact .hero-actions .btn {
  padding: 0.4rem 0.75rem;
  font-size: 0.8125rem;
}

.hero.hero-compact.hero-band {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 2rem;
  row-gap: 0.4rem;
  padding: 0.65rem 0 0.5rem;
  background: linear-gradient(
    180deg,
    rgba(184, 92, 56, 0.04) 0%,
    transparent 55%
  );
  border-radius: var(--radius-sm);
}

.hero.hero-compact.hero-band .hero-stats {
  display: flex;
  grid-column: 1;
  grid-row: 1;
  gap: 1rem 1.25rem;
  margin: 0;
  padding: 0;
  border: none;
  font-size: 0.72rem;
}

.hero.hero-compact.hero-band .hero-stats::before {
  display: none;
}

.hero.hero-compact.hero-band .hero-stats dd {
  font-size: 0.78rem;
  color: var(--ink);
  font-weight: 700;
}

.hero.hero-compact.hero-band .hero-stats > div:nth-child(1) dt {
  color: var(--accent);
}

.hero.hero-compact.hero-band .hero-stats > div:nth-child(2) dt {
  color: var(--good);
}

.hero.hero-compact.hero-band .hero-stats > div:nth-child(3) dt {
  color: var(--chart-1);
}

.hero.hero-compact.hero-band .hero-stats > div:nth-child(4) dt {
  color: #2d6fc4;
}

.hero.hero-compact.hero-band .hero-stats dt {
  font-weight: 650;
}

.hero.hero-compact.hero-band .hero-lede {
  grid-column: 2;
  grid-row: 1 / span 2;
  margin: 0;
  max-width: 40ch;
  justify-self: end;
  align-self: center;
  background: rgba(255, 252, 247, 0.92);
  border: 1px solid rgba(184, 92, 56, 0.18);
  border-radius: var(--radius-sm);
  box-shadow: none;
  padding: 0.65rem 0.85rem;
  font-size: 0.875rem;
  line-height: 1.5;
  font-weight: 500;
  color: #1a1714;
}

.hero.hero-compact.hero-band .hero-actions {
  grid-column: 1;
  grid-row: 2;
  flex-direction: row;
  width: auto;
  gap: 0.4rem;
  margin: 0;
  align-self: start;
}

.hero.hero-compact.hero-band .hero-actions .btn-group {
  display: contents;
}

.hero.hero-compact.hero-band.hero-nav-fill .btn-primary {
  background: var(--accent);
  color: #fffcf7;
}

.hero.hero-compact.hero-band.hero-nav-fill .btn-secondary {
  background: #2d6fc4;
  color: #fffcf7;
  border-color: #2d6fc4;
  font-weight: 600;
}

.hero.hero-compact.hero-band.hero-nav-fill .btn-secondary:hover {
  background: #1f5aa8;
  border-color: #1f5aa8;
}

.hero.hero-compact.hero-band.hero-nav-fill .btn-run {
  background: var(--good);
  color: #fffcf7;
  border-color: var(--good);
}

.hero.hero-compact.hero-band.hero-nav-fill .btn-run:hover {
  background: #236b4a;
  border-color: #236b4a;
}

/* Bold scale hero (flat, no background gradient) */
.hero.hero-compact.hero-band.hero-nav-fill.hero-bold-scale {
  display: grid;
  grid-template-columns: minmax(12rem, 22rem) minmax(16rem, 34rem);
  justify-content: center;
  gap: 2rem;
  align-items: start;
  padding: 0.975rem 0;
  background: none;
  border-radius: 0;
}

.hero-bold-scale .hero-lay-stats {
  margin: 0;
  padding: 0;
  border: none;
}

.hero-bold-scale .hero-lay-stats::before {
  display: none;
}

.hero-bold-scale .hero-stats-tint {
  display: flex;
  flex-direction: column;
  gap: 0.43rem;
}

.hero-bold-scale .hero-stats-tint div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.43rem 0.5rem;
  border-radius: var(--radius-sm);
  border-bottom: none;
}

.hero-bold-scale .hero-stats-tint div:nth-child(1) {
  background: rgba(184, 92, 56, 0.11);
}

.hero-bold-scale .hero-stats-tint div:nth-child(2) {
  background: rgba(45, 122, 82, 0.1);
}

.hero-bold-scale .hero-stats-tint div:nth-child(3) {
  background: rgba(92, 107, 138, 0.1);
}

.hero-bold-scale .hero-stats-tint div:nth-child(4) {
  background: rgba(45, 111, 196, 0.09);
}

.hero-bold-scale .hero-stats-tint dt {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--ink);
}

.hero-bold-scale .hero-stats-tint dd {
  margin: 0;
  font-size: 0.87rem;
  font-weight: 800;
  color: var(--ink);
  text-align: right;
}

.hero-bold-scale .hero-lay-lede.hero-lede-bold-rule {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0.55rem 0.85rem 0.5rem;
  border-radius: var(--radius-sm);
  border-left: none;
  align-self: start;
  justify-self: start;
  background: rgba(92, 107, 138, 0.1);
}

.hero-lede-bold-rule .hero-lede-intro {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.15rem, 1.25rem, 1.65rem);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-wrap: balance;
  text-align: center;
  padding-bottom: 0;
  border-bottom: none;
}

.hero-lede-bold-rule .hero-lede-measures {
  display: grid;
  grid-template-columns: repeat(2, max-content);
  justify-content: center;
  column-gap: 6.75rem;
  row-gap: 0.28rem;
  width: fit-content;
  max-width: 100%;
  margin-inline: auto;
  padding: 0;
  list-style: none;
  font-size: 0.73rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text);
}

.hero-lede-bold-rule .hero-lede-measures li {
  padding-left: 0;
}

.hero-kicker {
  margin: 0 0 0.75rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero h1 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.hero-lede {
  color: var(--text-muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
}

.hero.hero-compact .hero-stats {
  width: 100%;
  gap: 1.25rem;
  padding-top: 0.85rem;
  margin-top: 0.35rem;
  font-size: 0.85rem;
  position: relative;
  border-top: none;
}

.hero.hero-compact .hero-stats::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--stripe-accent);
  border-radius: 2px;
}

.hero-stats > div:nth-child(1) dt { color: var(--accent); }
.hero-stats > div:nth-child(2) dt { color: var(--good); }
.hero-stats > div:nth-child(3) dt { color: var(--chart-1); }
.hero-stats > div:nth-child(4) dt { color: var(--chart-2); }

.btn {
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--accent);
  color: #fffcf7;
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-secondary {
  border-color: rgba(122, 139, 168, 0.35);
  background: var(--bg-elevated);
  color: var(--chart-2);
  font-weight: 600;
}

.btn-secondary:hover {
  border-color: var(--chart-1);
  color: var(--chart-1);
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2rem;
  margin: 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--hairline);
}

.hero-stats dt {
  margin: 0 0 0.15rem;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.hero-stats dd {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ink);
}

.data-section {
  padding: 0.5rem 0 1.5rem;
}

.section-head h2,
.prose-section h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ink);
  padding-left: 0;
  border-left: none;
}

.data-toolbar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.metric-tabs {
  display: inline-flex;
  padding: 2px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(20, 18, 15, 0.2);
  background: var(--bg-elevated);
}

.metric-tab {
  border: none;
  background: transparent;
  color: #2a2724;
  font: inherit;
  font-size: 0.8125rem;
  padding: 0.35rem 0.7rem;
  border-radius: 4px;
  cursor: pointer;
}

.metric-tab:hover {
  color: var(--accent);
  background: var(--accent-soft);
}

.metric-tab.active {
  background: var(--accent);
  color: #fffcf7;
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.control {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: #2a2724;
  font-weight: 500;
}

.control select {
  min-width: 10rem;
  padding: 0.35rem 0.55rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(20, 18, 15, 0.2);
  background: var(--bg-elevated);
  color: var(--ink);
  font: inherit;
  font-size: 0.8125rem;
}

.data-card {
  border-radius: var(--radius);
  border: 1px solid rgba(20, 18, 15, 0.2);
  background: var(--bg-card);
  box-shadow: none;
  overflow: hidden;
}

.data-card::before {
  display: none;
}

.table-wrap {
  overflow-x: auto;
}

.results-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.results-table th,
.results-table td {
  padding: 0.65rem 1rem;
  text-align: left;
  border-bottom: 1px solid rgba(20, 18, 15, 0.12);
}

.results-table th {
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #2a2724;
  font-weight: 600;
  background: rgba(20, 18, 15, 0.02);
  border-bottom-color: rgba(20, 18, 15, 0.2);
}

.results-table td {
  color: var(--ink);
}

.results-table tbody tr {
  transition: background 0.12s ease;
}

.results-table tbody tr:hover,
.results-table tbody tr.focused {
  background: var(--accent-soft);
}

.results-table tbody tr.dimmed {
  opacity: 0.45;
}

.chart-block {
  padding: 1rem 1.15rem 1.25rem;
  border-top: 1px solid rgba(20, 18, 15, 0.2);
  background: rgba(45, 111, 196, 0.05);
}

.chart-header h3 {
  margin: 0 0 0.15rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent);
}

.chart-header p {
  margin: 0;
  color: #3d3935;
  font-size: 0.82rem;
}

.chart-body {
  position: relative;
  min-height: 200px;
  margin-top: 0.75rem;
}

#rank-chart {
  width: 100%;
  height: auto;
  display: block;
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  text-align: center;
  padding: 1.5rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(20, 18, 15, 0.2);
  background: rgba(184, 92, 56, 0.04);
}

.empty-title {
  margin: 0 0 0.3rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink);
}

.empty-sub {
  margin: 0;
  color: #3d3935;
  font-size: 0.82rem;
  max-width: 18rem;
}

.hidden {
  display: none !important;
}

.badge {
  display: inline-block;
  padding: 0.12rem 0.45rem;
  border-radius: 999px;
  font-size: 0.7rem;
  text-transform: capitalize;
  font-weight: 500;
}

.badge-pass {
  background: rgba(45, 122, 82, 0.12);
  color: var(--good);
}

.badge-partial {
  background: rgba(154, 107, 26, 0.12);
  color: var(--warn);
}

.badge-fail {
  background: rgba(184, 61, 61, 0.12);
  color: var(--bad);
}

.badge-pending {
  background: rgba(92, 107, 138, 0.12);
  color: var(--chart-1);
}

.methodology-section {
  margin-top: 1rem;
  margin-bottom: 1rem;
}

.prose-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 1rem;
}

.prose-heading .section-lede {
  max-width: 46rem;
  margin: 0;
}

.methodology-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--hairline-strong);
  border-left: 1px solid var(--hairline-strong);
}

.methodology-item {
  padding: 0.85rem 0.95rem 0.95rem;
  border-right: 1px solid var(--hairline-strong);
  border-bottom: 1px solid var(--hairline-strong);
  background: rgba(255, 252, 247, 0.56);
}

.methodology-item h2,
.methodology-item h3 {
  margin: 0 0 0.35rem;
  font-size: 0.9rem;
  color: var(--ink);
}

.methodology-detail {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--hairline-strong);
}

.methodology-detail h2 {
  margin: 0 0 0.65rem;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--ink);
}

.methodology-detail h3 {
  margin: 1.15rem 0 0.4rem;
  font-size: 0.9rem;
  font-weight: 650;
  color: var(--ink);
}

.methodology-detail p,
.methodology-detail li {
  color: #3d3935;
  font-size: 0.9rem;
  line-height: 1.6;
}

.methodology-detail p {
  margin: 0 0 0.85rem;
}

.methodology-detail ul,
.methodology-detail ol {
  margin: 0 0 0.85rem;
  padding-left: 1.25rem;
}

.methodology-detail li {
  margin-bottom: 0.35rem;
}

.methodology-detail code {
  font-size: 0.88em;
  background: rgba(20, 18, 15, 0.06);
  padding: 0.1em 0.35em;
  border-radius: 4px;
}

.task-id-list {
  display: grid;
  gap: 0.5rem;
  margin: 0 0 0.85rem;
  padding-left: 0;
  list-style: none;
}

.task-id-list li {
  margin: 0;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--hairline-strong);
  border-radius: var(--radius-sm);
  background: rgba(255, 252, 247, 0.68);
}

.task-id-list code {
  font-weight: 600;
}

.methodology-item p {
  margin: 0;
  color: #3d3935;
  font-size: 0.84rem;
  line-height: 1.5;
}

.methodology-item code,
.documentation-links code {
  font-style: normal;
}

.split-sections {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  padding-bottom: 1.5rem;
  border-top: none;
  padding-top: 1rem;
}

.prose-section {
  max-width: none;
  background: var(--bg-card);
  box-shadow: none;
  border-radius: var(--radius);
  border: 1px solid var(--hairline-strong);
  padding: 0.85rem 1rem 1rem;
  overflow: hidden;
}

.prose-section::before {
  display: none;
}

#methodology.prose-section,
.methodology-page.prose-section {
  background: rgba(45, 122, 82, 0.05);
  border-color: rgba(45, 122, 82, 0.2);
}

.page-main {
  padding: 1.5rem 0 2.5rem;
}

.page-main .prose-section {
  margin: 0;
}

.page-main .prose-heading h1 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.documentation-section.prose-section {
  background: rgba(184, 92, 56, 0.05);
  border-color: rgba(184, 92, 56, 0.2);
}

.documentation-main {
  display: grid;
  gap: 1rem;
}

.documentation-main .prose-section {
  margin: 0;
}

.documentation-preview {
  margin-top: 0.5rem;
}

.section-head-inline {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  margin-bottom: 0.35rem;
}

.section-head-inline h2 {
  margin: 0;
}

.section-more {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--accent);
  white-space: nowrap;
}

.section-more:hover {
  color: var(--accent-hover);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.documentation-links-compact {
  margin-top: 0.75rem;
}

@media (min-width: 640px) {
  .documentation-links-compact {
    grid-template-columns: repeat(3, 1fr);
  }
}

.run-section.prose-section,
#run.prose-section {
  background: rgba(45, 111, 196, 0.05);
  border-color: rgba(45, 111, 196, 0.2);
}

.documentation-links {
  display: grid;
  gap: 0.65rem;
}

.documentation-links a {
  display: grid;
  gap: 0.2rem;
  padding: 0.72rem 0.8rem;
  border: 1px solid rgba(20, 18, 15, 0.14);
  border-radius: var(--radius-sm);
  background: rgba(255, 252, 247, 0.68);
}

.documentation-links a:hover {
  border-color: rgba(184, 92, 56, 0.42);
  background: rgba(184, 92, 56, 0.08);
}

.documentation-links strong {
  color: var(--accent);
  font-size: 0.9rem;
}

.documentation-links span {
  color: #3d3935;
  font-size: 0.82rem;
  line-height: 1.45;
}

.measure-list strong {
  color: var(--ink);
  font-weight: 600;
}

.measure-list li:nth-child(1) strong {
  color: var(--accent);
}

.measure-list li:nth-child(2) strong {
  color: var(--good);
}

.measure-list li:nth-child(3) strong {
  color: var(--chart-1);
}

.measure-list li:nth-child(4) strong {
  color: #2d6fc4;
}

.section-lede {
  margin: 0.5rem 0 1.25rem;
  color: #3d3935;
  font-size: 0.92rem;
}

.measure-list,
.run-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--text);
  font-size: 0.9rem;
  line-height: 1.55;
}

.measure-list li,
.run-steps li {
  margin-bottom: 0.85rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--hairline-strong);
}

.measure-list li:last-child,
.run-steps li:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.run-steps {
  padding-left: 0;
  counter-reset: run;
}

.run-steps li {
  counter-increment: run;
  padding-left: 1.75rem;
  position: relative;
}

.run-steps li::before {
  content: counter(run);
  position: absolute;
  left: 0;
  top: 0.1rem;
  font-size: 0.72rem;
  font-weight: 650;
  color: #2d6fc4;
}

.run-prompt {
  margin: 1.25rem 0 0;
  padding: 0.85rem 1rem;
  border: 1px solid rgba(45, 122, 82, 0.22);
  border-radius: var(--radius-sm);
  background: rgba(45, 122, 82, 0.07);
  color: var(--ink);
  font-style: italic;
  line-height: 1.5;
}

.site-footer {
  padding: 1rem 0 1.5rem;
  border-top: 1px solid var(--hairline-strong);
  color: var(--text-muted);
  font-size: 0.82rem;
  text-align: center;
}

.site-footer p {
  margin: 0;
}

.footer-links {
  margin: 0.35rem 0 0;
  display: flex;
  justify-content: center;
  gap: 1rem;
}

.footer-links a:hover {
  color: var(--accent);
}

.site-nav a[aria-current="page"] {
  color: var(--ink);
  font-weight: 650;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.content-page {
  padding: 2rem 0 3rem;
  max-width: 42rem;
}

.content-header h1 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4.5vw, 2.65rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  color: var(--ink);
  line-height: 1.12;
}

.content-lede {
  margin: 0.85rem 0 0;
  color: #3d3935;
  font-family: var(--font-serif);
  font-size: 1.125rem;
  line-height: 1.6;
  max-width: 38rem;
}

.content-meta,
.article-byline {
  margin: 0.85rem 0 0;
  color: var(--text-muted);
  font-size: 0.875rem;
  line-height: 1.5;
  letter-spacing: 0.01em;
}

.blog-index-meta {
  display: block;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}

.blog-index-title {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 0.35rem;
  letter-spacing: -0.02em;
}

.blog-index-desc {
  display: block;
  color: #3d3935;
  font-size: 0.95rem;
  line-height: 1.55;
  max-width: 36rem;
}

.article-page {
  max-width: 46rem;
}

.article-body {
  margin-top: 2rem;
  color: var(--text);
  font-size: 1.0625rem;
  line-height: 1.75;
}

.article-body .article-lede {
  margin: 0 0 1.5rem;
  font-size: 1.2rem;
  line-height: 1.65;
  color: #2a2622;
}

.article-body p {
  margin: 0 0 1.25rem;
}

.article-body h2 {
  margin: 2.5rem 0 0.85rem;
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
  line-height: 1.25;
}

.article-body h3 {
  margin: 1.75rem 0 0.6rem;
  font-size: 1rem;
  font-weight: 650;
  color: var(--ink);
}

.article-body ul,
.article-body ol {
  margin: 0 0 1.25rem;
  padding-left: 1.35rem;
}

.article-body li {
  margin-bottom: 0.5rem;
}

.article-body li p {
  margin-bottom: 0.5rem;
}

.article-body blockquote {
  margin: 1.5rem 0;
  padding: 0.1rem 0 0.1rem 1.25rem;
  border-left: 3px solid rgba(184, 92, 56, 0.45);
  color: #3d3935;
  font-family: var(--font-serif);
  font-size: 1.05rem;
  line-height: 1.65;
}

.article-body hr {
  margin: 2rem 0;
  border: none;
  border-top: 1px solid var(--hairline-strong);
}

.article-body strong {
  font-weight: 650;
  color: var(--ink);
}

.article-body em {
  font-style: italic;
}

.article-body a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.article-body a:hover {
  color: var(--accent-hover);
}

.article-body code {
  font-size: 0.88em;
  background: rgba(20, 18, 15, 0.06);
  padding: 0.1em 0.35em;
  border-radius: 4px;
}

.blog-index {
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 0;
  border-top: 1px solid var(--hairline-strong);
}

.blog-index li {
  border-bottom: 1px solid var(--hairline-strong);
}

.blog-index a {
  display: block;
  padding: 1.35rem 0;
  line-height: 1.55;
  transition: color 0.12s ease;
}

.blog-index a:hover .blog-index-title {
  color: var(--accent);
}

.article-back {
  margin: 0 0 1.25rem;
  font-size: 0.875rem;
}

.article-back a {
  color: var(--text-muted);
}

.article-back a:hover {
  color: var(--accent);
}

.faq-list {
  margin-top: 1.5rem;
  display: grid;
  gap: 0.5rem;
}

.faq-item {
  border: 1px solid var(--hairline-strong);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  overflow: hidden;
}

.faq-item summary {
  padding: 0.85rem 1rem;
  font-weight: 600;
  font-size: 0.925rem;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  float: right;
  color: var(--text-muted);
  font-weight: 500;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item summary:hover {
  background: rgba(184, 92, 56, 0.05);
}

.faq-item p {
  margin: 0;
  padding: 0 1rem 1rem;
  color: #3d3935;
  font-size: 0.9rem;
  line-height: 1.6;
}

.faq-item p a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.faq-item code {
  font-size: 0.88em;
  background: rgba(20, 18, 15, 0.06);
  padding: 0.1em 0.35em;
  border-radius: 4px;
}

.content-footer-note {
  margin: 2rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--hairline-strong);
  font-size: 0.875rem;
  color: var(--text-muted);
}

.content-footer-note a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

@media (max-width: 800px) {
  .prose-heading {
    display: block;
  }

  .prose-heading .section-lede {
    margin-top: 0.5rem;
  }

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

  .split-sections {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .section-head {
    flex-direction: column;
    align-items: stretch;
  }

  .data-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .control select {
    width: 100%;
  }

  .hero-stats {
    gap: 1rem 1.5rem;
  }
}

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