:root {
  --ink: #17221e;
  --ink-soft: #52615a;
  --paper: #f5f2e9;
  --paper-deep: #ebe6d9;
  --white: #fffdf8;
  --line: #d7d2c5;
  --green: #0d5f4b;
  --green-dark: #084638;
  --mint: #cde8db;
  --amber: #934414;
  --amber-soft: #f3dbc5;
  --red: #a23b38;
  --red-soft: #f0d3cd;
  --blue: #315f78;
  --blue-soft: #d8e7ed;
  --shadow: 0 18px 50px rgb(23 34 30 / 8%);
  --radius: 1.1rem;
  --measure: 74rem;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
  text-underline-offset: 0.2em;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid #0b3d32;
  outline-offset: 3px;
  box-shadow: 0 0 0 6px var(--white);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.08;
}

h1 {
  font-size: clamp(2.65rem, 7vw, 5.8rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
}

h3 {
  font-size: 1.45rem;
}

code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.5rem;
  left: 0.5rem;
  padding: 0.6rem 1rem;
  transform: translateY(-150%);
  background: var(--ink);
  color: var(--white);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: relative;
  z-index: 5;
  display: flex;
  width: min(calc(100% - 2rem), var(--measure));
  min-height: 5.25rem;
  margin: 0 auto;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-decoration: none;
  text-transform: uppercase;
}

.brand-mark {
  display: flex;
  width: 2.25rem;
  height: 2.25rem;
  padding: 0.45rem;
  align-items: end;
  gap: 0.16rem;
  border-radius: 50%;
  background: var(--ink);
}

.brand-mark i {
  display: block;
  width: 0.35rem;
  border-radius: 1rem;
  background: var(--mint);
}

.brand-mark i:nth-child(1) { height: 35%; }
.brand-mark i:nth-child(2) { height: 68%; }
.brand-mark i:nth-child(3) { height: 100%; }

.site-header nav {
  display: flex;
  gap: clamp(0.8rem, 3vw, 2rem);
}

.site-header nav a {
  position: relative;
  color: var(--ink-soft);
  font-size: 0.88rem;
  font-weight: 650;
  text-decoration: none;
}

.site-header nav a:hover,
.site-header nav a[aria-current="page"] {
  color: var(--green);
}

.site-header nav a[aria-current="page"]::after {
  position: absolute;
  right: 0;
  bottom: -0.55rem;
  left: 0;
  height: 2px;
  background: var(--green);
  content: "";
}

.section-pad,
.breadcrumb {
  width: min(calc(100% - 2rem), var(--measure));
  margin-inline: auto;
}

.eyebrow {
  margin-bottom: 1rem;
  color: var(--green);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.hero {
  display: grid;
  min-height: 42rem;
  padding-block: clamp(5rem, 10vw, 9rem) 6rem;
  grid-template-columns: minmax(0, 3fr) minmax(15rem, 1fr);
  gap: clamp(2rem, 8vw, 7rem);
  align-items: end;
}

.hero h1 {
  max-width: 12ch;
  margin-bottom: 2rem;
}

.hero-lead,
.page-intro > p:last-child,
.section-lead {
  max-width: 46rem;
  color: var(--ink-soft);
  font-size: clamp(1.08rem, 2vw, 1.35rem);
}

.hero-actions {
  display: flex;
  margin-top: 2rem;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.button {
  display: inline-flex;
  min-height: 3.1rem;
  padding: 0.75rem 1.3rem;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--green);
  border-radius: 100vw;
  background: var(--green);
  color: var(--white);
  font-size: 0.88rem;
  font-weight: 750;
  text-decoration: none;
}

.button:hover {
  background: var(--green-dark);
}

.button--quiet {
  background: transparent;
  color: var(--green);
}

.button--quiet:hover {
  background: var(--mint);
  color: var(--green-dark);
}

.hero-note {
  position: relative;
  padding: 5.5rem 1.6rem 1.6rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-deep);
  transform: rotate(1.5deg);
}

.hero-note::before {
  position: absolute;
  top: -0.3rem;
  left: 50%;
  width: 4.4rem;
  height: 1.35rem;
  background: rgb(210 190 142 / 70%);
  content: "";
  transform: translateX(-50%) rotate(-2deg);
}

.hero-note p {
  margin-bottom: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.18rem;
  line-height: 1.45;
}

.note-number {
  position: absolute;
  top: 1.1rem;
  left: 1.5rem;
  color: var(--amber);
  font-family: Georgia, serif;
  font-size: 2.2rem;
}

.scoreboard {
  display: grid;
  padding-block: 4.5rem;
  border-block: 1px solid var(--line);
  grid-template-columns: 1fr 1.7fr;
  gap: 3rem;
}

.scoreboard h2 {
  max-width: 12ch;
  margin-bottom: 0;
}

.scoreboard dl {
  display: grid;
  margin: 0;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.scoreboard dl div {
  padding-left: 1rem;
  border-left: 1px solid var(--line);
}

.scoreboard dt {
  font-family: Georgia, serif;
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  line-height: 1;
}

.scoreboard dd {
  margin: 0.75rem 0 0;
  color: var(--ink-soft);
  font-size: 0.8rem;
  line-height: 1.35;
}

.outcome-plot {
  display: grid;
  grid-column: 1 / -1;
  margin-top: 1rem;
  grid-template-columns: 1.7fr 1fr;
  gap: 2rem;
  align-items: center;
}

.outcome-track {
  display: grid;
  height: 1.1rem;
  padding: 0.18rem;
  grid-auto-columns: 1fr;
  grid-auto-flow: column;
  gap: 0.2rem;
  border: 1px solid var(--line);
  border-radius: 100vw;
  background: var(--white);
  overflow: hidden;
}

.outcome-block {
  display: block;
  min-width: 0;
  border-radius: 100vw;
}

.outcome-block--negative {
  background: var(--red);
}

.outcome-block--mixed {
  background: var(--amber);
}

.outcome-block--promising {
  background: var(--blue);
}

.outcome-block--supported {
  background: var(--green);
}

.outcome-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
}

.outcome-legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--ink-soft);
  font-size: 0.72rem;
}

.outcome-legend i {
  display: inline-block;
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
}

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

.featured,
.catalog,
.runs,
.methodology,
.glossary {
  padding-block: 6rem;
}

.section-heading {
  display: flex;
  margin-bottom: 2.5rem;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
}

.section-heading h2 {
  margin-bottom: 0;
}

.text-link {
  color: var(--green);
  font-size: 0.88rem;
  font-weight: 750;
  text-decoration: none;
}

.text-link:hover {
  text-decoration: underline;
}

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

.experiment-card {
  display: flex;
  min-height: 27rem;
  padding: clamp(1.5rem, 3vw, 2.2rem);
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 0 0 rgb(23 34 30 / 0%);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.experiment-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}

.experiment-card[hidden] {
  display: none;
}

.card-top {
  display: flex;
  margin-bottom: 3rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.status,
.study-kind,
.experiment-meta > span {
  display: inline-flex;
  min-height: 1.7rem;
  padding: 0.25rem 0.65rem;
  align-items: center;
  border-radius: 100vw;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.status--not_supported {
  background: var(--red-soft);
  color: #762b28;
}

.status--mixed {
  background: var(--amber-soft);
  color: #743811;
}

.status--promising_unconfirmed {
  background: var(--blue-soft);
  color: #234b60;
}

.status--supported_under_protocol {
  background: var(--mint);
  color: var(--green-dark);
}

.study-kind,
.experiment-meta > span:not(.status) {
  color: var(--ink-soft);
}

.experiment-card h3 {
  max-width: 18ch;
  margin-bottom: 1rem;
  font-size: clamp(1.7rem, 3vw, 2.25rem);
}

.experiment-card h3 a {
  text-decoration: none;
}

.experiment-card h3 a:hover {
  color: var(--green);
}

.card-question {
  color: var(--ink-soft);
}

.card-verdict {
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  font-size: 0.9rem;
  font-weight: 650;
}

.tag-list {
  display: flex;
  margin: auto 0 1.4rem;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag-list span {
  padding: 0.2rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: 100vw;
  color: var(--ink-soft);
  font-size: 0.72rem;
}

.method-strip {
  padding-block: 6rem;
}

.method-strip > h2 {
  margin-bottom: 3rem;
}

.method-strip ol {
  display: grid;
  padding: 0;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  list-style: none;
  background: var(--line);
}

.method-strip li {
  position: relative;
  min-height: 15rem;
  padding: 1.5rem;
  background: var(--paper);
}

@media (min-width: 851px) {
  .method-strip li:not(:last-child)::after {
    position: absolute;
    z-index: 1;
    top: 50%;
    right: -0.75rem;
    display: grid;
    width: 1.5rem;
    height: 1.5rem;
    place-items: center;
    border: 1px solid var(--line);
    border-radius: 50%;
    background: var(--paper);
    color: var(--green);
    content: "→";
    font-size: 0.8rem;
    transform: translateY(-50%);
  }
}

.method-strip li > span {
  display: block;
  margin-bottom: 3rem;
  color: var(--amber);
  font-family: Georgia, serif;
  font-size: 1.5rem;
}

.method-strip li strong {
  display: block;
  margin-bottom: 0.5rem;
  font-family: Georgia, serif;
  font-size: 1.4rem;
}

.method-strip li p {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.lesson-banner {
  display: grid;
  margin-bottom: 6rem;
  padding: clamp(2rem, 5vw, 4rem);
  border-radius: var(--radius);
  background: var(--green-dark);
  color: var(--white);
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: end;
}

.lesson-banner .eyebrow {
  color: #91d2b9;
}

.lesson-banner h2,
.lesson-banner p {
  margin-bottom: 0;
}

.lesson-banner > p {
  color: #dbece5;
  font-size: 1.08rem;
}

.page-intro {
  padding-block: clamp(5rem, 9vw, 8rem) 4rem;
  border-bottom: 1px solid var(--line);
}

.page-intro h1 {
  max-width: 14ch;
  margin-bottom: 2rem;
}

.filters {
  display: grid;
  margin-bottom: 1rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-deep);
  grid-template-columns: 2fr 1fr 1fr;
  gap: 0.75rem;
}

.filters label span {
  display: block;
  margin: 0 0 0.35rem 0.2rem;
  color: var(--ink-soft);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.filters input,
.filters select {
  width: 100%;
  min-height: 3rem;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 0.65rem;
  background: var(--white);
  color: var(--ink);
  font: inherit;
}

.result-count {
  margin-bottom: 2rem;
  color: var(--ink-soft);
  font-size: 0.85rem;
}

.result-count strong {
  color: var(--ink);
}

.empty-state {
  padding: 4rem 2rem;
  border: 1px dashed var(--line);
  text-align: center;
}

.breadcrumb {
  display: flex;
  padding-block: 1.5rem;
  gap: 0.7rem;
  color: var(--ink-soft);
  font-size: 0.82rem;
}

.breadcrumb a {
  color: var(--green);
}

.experiment-hero {
  padding-block: clamp(4rem, 9vw, 8rem);
}

.experiment-meta {
  display: flex;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.experiment-hero h1 {
  max-width: 16ch;
  margin-bottom: 3rem;
  font-size: clamp(2.7rem, 6vw, 5rem);
}

.verdict-box {
  display: grid;
  max-width: 56rem;
  margin-bottom: 2rem;
  padding: 1.5rem 1.8rem;
  border-left: 4px solid var(--amber);
  background: var(--white);
  grid-template-columns: 9rem 1fr;
  gap: 1.5rem;
}

.verdict-box .eyebrow,
.verdict-box > p:last-child {
  margin-bottom: 0;
}

.verdict-box > p:last-child {
  font-family: Georgia, serif;
  font-size: 1.25rem;
  line-height: 1.45;
}

.experiment-hero .tag-list {
  margin: 0;
}

.result-summary,
.two-column,
.gates-section,
.learning,
.caveats {
  display: grid;
  padding-block: 5rem;
  border-top: 1px solid var(--line);
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(2rem, 7vw, 6rem);
}

.result-summary h2,
.two-column h2,
.gates-section h2,
.learning h2,
.caveats h2 {
  max-width: 13ch;
}

.result-summary {
  display: block;
}

.result-summary h2 {
  max-width: 18ch;
}

.equity-results {
  padding-block: 5rem;
  border-top: 1px solid var(--line);
  background: var(--paper-deep);
}

.equity-heading {
  display: grid;
  margin-bottom: 2.5rem;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.8fr);
  gap: clamp(2rem, 7vw, 6rem);
  align-items: end;
}

.equity-heading h2 {
  max-width: 13ch;
  margin-bottom: 0;
}

.equity-heading > p {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.equity-stack {
  display: grid;
  gap: 1rem;
}

.equity-stack,
.chart-stack,
.equity-chart,
.result-chart {
  min-width: 0;
}

.equity-caveat {
  max-width: 78ch;
  margin: -0.5rem 0 1.5rem;
  padding: 0.9rem 1rem;
  border-left: 3px solid var(--amber);
  background: var(--amber-soft);
  color: var(--ink-soft);
  font-size: 0.85rem;
}

.equity-caveat strong {
  color: var(--ink);
}

.equity-chart {
  margin: 0;
  padding: clamp(1rem, 3vw, 1.8rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 8px 26px rgb(23 34 30 / 5%);
}

.equity-chart figcaption {
  display: flex;
  margin-bottom: 1.2rem;
  align-items: end;
  justify-content: space-between;
  gap: 1.5rem;
}

.equity-chart figcaption strong,
.equity-chart figcaption span {
  display: block;
}

.equity-chart figcaption strong {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.45rem;
  font-weight: 500;
  letter-spacing: -0.025em;
}

.equity-chart figcaption div:first-child > span {
  margin-top: 0.25rem;
  color: var(--ink-soft);
  font-size: 0.75rem;
}

.equity-legend {
  display: flex;
  flex: 0 0 auto;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.equity-legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--ink-soft);
  font-size: 0.72rem;
}

.equity-key {
  display: inline-block;
  width: 1.15rem;
  height: 0;
  border-top: 3px solid var(--green);
}

.equity-key--benchmark {
  border-top-color: var(--blue);
  border-top-style: dashed;
}

.equity-chart-scroll {
  max-width: 100%;
  overflow-x: auto;
  border-radius: 0.5rem;
}

.equity-svg {
  display: block;
  width: 100%;
  min-width: 680px;
  height: auto;
  overflow: visible;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.equity-grid-line {
  stroke: var(--paper);
  stroke-width: 1;
}

.equity-base-line {
  stroke: var(--amber);
  stroke-width: 1.25;
  stroke-dasharray: 3 4;
}

.equity-axis-tick {
  stroke: var(--ink-soft);
  stroke-width: 1;
}

.equity-axis-value,
.equity-axis-date {
  fill: var(--ink-soft);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}

.equity-line {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 3;
  vector-effect: non-scaling-stroke;
}

.equity-line--candidate {
  stroke: var(--green);
}

.equity-line--benchmark {
  stroke: var(--blue);
  stroke-dasharray: 8 6;
}

.equity-end--candidate {
  fill: var(--green);
}

.equity-end--benchmark {
  fill: var(--white);
  stroke: var(--blue);
  stroke-width: 3;
}

.equity-final {
  display: flex;
  margin: 0.5rem 0 0;
  justify-content: flex-end;
  gap: 1rem;
  color: var(--ink-soft);
  font-size: 0.75rem;
  font-variant-numeric: tabular-nums;
}

.equity-final strong {
  color: var(--ink);
}

.equity-data {
  margin-top: 1rem;
  border-top: 1px solid var(--line);
}

.equity-data summary {
  padding-block: 1rem 0;
  color: var(--green-dark);
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 750;
}

.equity-data .table-wrap {
  max-height: 24rem;
  margin-top: 1rem;
  overflow: auto;
}

.equity-data th,
.equity-data td {
  border-bottom-color: var(--line);
}

.equity-data thead th {
  color: var(--ink-soft);
}

.visual-results {
  padding-block: 5rem;
  border-top: 1px solid var(--line);
}

.charts-heading {
  display: grid;
  margin-bottom: 2.5rem;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.8fr);
  gap: clamp(2rem, 7vw, 6rem);
  align-items: end;
}

.charts-heading h2 {
  max-width: 13ch;
  margin-bottom: 0;
}

.charts-heading > p {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.chart-stack {
  display: grid;
  gap: 1rem;
}

.result-chart {
  margin: 0;
  padding: clamp(1rem, 3vw, 1.8rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 8px 26px rgb(23 34 30 / 5%);
}

.result-chart figcaption {
  display: flex;
  margin-bottom: 1.2rem;
  align-items: end;
  justify-content: space-between;
  gap: 1.5rem;
}

.result-chart figcaption strong,
.result-chart figcaption span {
  display: block;
}

.result-chart figcaption strong {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.45rem;
  font-weight: 500;
  letter-spacing: -0.025em;
}

.result-chart figcaption div:first-child > span {
  margin-top: 0.25rem;
  color: var(--ink-soft);
  font-size: 0.75rem;
}

.chart-legend {
  display: flex;
  flex: 0 0 auto;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.chart-legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--ink-soft);
  font-size: 0.72rem;
}

.chart-legend i {
  display: inline-block;
  width: 0.8rem;
  height: 0.5rem;
  border-radius: 100vw;
}

.legend-candidate {
  background: var(--green);
}

.legend-benchmark {
  background: var(--blue);
}

.chart-scroll {
  max-width: 100%;
  overflow-x: auto;
  border-radius: 0.5rem;
}

.chart-svg {
  display: block;
  width: 100%;
  min-width: 720px;
  height: auto;
  overflow: visible;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.chart-row-line {
  stroke: var(--paper-deep);
  stroke-width: 1;
}

.chart-zero-line {
  stroke: var(--amber);
  stroke-width: 1.5;
  stroke-dasharray: 4 4;
}

.chart-zero-label {
  fill: var(--amber);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.chart-row-label {
  fill: var(--ink-soft);
  font-size: 12px;
  font-weight: 600;
}

.chart-value {
  fill: var(--ink);
  font-size: 13px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.chart-bar--candidate,
.chart-zero-dot--candidate {
  fill: var(--green);
}

.chart-bar--benchmark,
.chart-zero-dot--benchmark {
  fill: var(--blue);
}

.chart-bar {
  opacity: 0.92;
}

.runs {
  width: 100%;
  max-width: none;
  padding-inline: max(1rem, calc((100% - var(--measure)) / 2));
  background: var(--ink);
  color: var(--white);
}

.runs > .eyebrow {
  color: #91d2b9;
}

.run-grid {
  display: grid;
  margin-top: 2.5rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.run-card {
  min-width: 0;
  padding: clamp(1.2rem, 3vw, 2rem);
  border: 1px solid #46514c;
  border-radius: var(--radius);
  background: #202d27;
}

.run-heading {
  display: flex;
  margin-bottom: 1.5rem;
  justify-content: space-between;
  gap: 1.5rem;
}

.run-heading .eyebrow {
  margin-bottom: 0.35rem;
  color: #91d2b9;
}

.run-heading h3 {
  margin-bottom: 0;
  font-size: 2rem;
}

.run-heading > p {
  max-width: 17rem;
  margin-bottom: 0;
  color: #b8c6bf;
  font-size: 0.78rem;
  text-align: right;
}

.table-wrap {
  max-width: 100%;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}

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

th,
td {
  padding: 0.85rem 0.5rem;
  border-bottom: 1px solid #46514c;
  text-align: right;
}

thead th {
  color: #aebbb5;
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

th:first-child {
  padding-left: 0;
  text-align: left;
}

tbody th {
  font-size: 0.83rem;
}

tbody th small {
  display: block;
  color: #aebbb5;
  font-size: 0.66rem;
  font-weight: 400;
}

td {
  font-size: 0.92rem;
}

.metric-better {
  color: #9ee3c8;
  font-weight: 800;
}

.protocol-card {
  padding: 2rem;
  border-radius: var(--radius);
  background: var(--paper-deep);
}

.caveat-grid ul {
  margin: 0;
  padding-left: 1.2rem;
}

.caveat-grid li {
  margin-bottom: 0.75rem;
}

.protocol-flow {
  margin: 0;
  padding: 0;
  counter-reset: protocol;
  list-style: none;
}

.protocol-flow li {
  position: relative;
  display: grid;
  min-height: 3.7rem;
  margin: 0;
  padding: 0.15rem 0 1.1rem;
  color: var(--ink-soft);
  grid-template-columns: 2.8rem 1fr;
  gap: 0.8rem;
  counter-increment: protocol;
}

.protocol-flow li::before {
  position: relative;
  z-index: 1;
  display: grid;
  width: 2rem;
  height: 2rem;
  border: 1px solid var(--green);
  border-radius: 50%;
  background: var(--paper-deep);
  color: var(--green-dark);
  content: counter(protocol, decimal-leading-zero);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.72rem;
  place-items: center;
}

.protocol-flow li:not(:last-child)::after {
  position: absolute;
  top: 1.9rem;
  bottom: -0.1rem;
  left: 1rem;
  width: 1px;
  background: var(--green);
  content: "";
  opacity: 0.45;
}

.gate-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.gate {
  display: flex;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--line);
  gap: 1rem;
}

.gate > span {
  display: block;
  width: 0.8rem;
  height: 0.8rem;
  margin-top: 0.35rem;
  flex: 0 0 auto;
  border: 2px solid currentColor;
  border-radius: 50%;
}

.gate--pass { color: var(--green); }
.gate--fail { color: var(--red); }
.gate--warning { color: var(--amber); }

.gate p {
  margin: 0.25rem 0 0;
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.gate > div {
  width: 100%;
}

.gate-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}

.gate-status {
  flex: 0 0 auto;
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.learning {
  width: 100%;
  max-width: none;
  padding-inline: max(1rem, calc((100% - var(--measure)) / 2));
  background: var(--green-dark);
  color: var(--white);
}

.learning .eyebrow {
  color: #91d2b9;
}

.learning ol {
  margin: 0;
  padding: 0;
  counter-reset: lesson;
  list-style: none;
}

.learning li {
  display: grid;
  padding: 1.1rem 0;
  border-bottom: 1px solid rgb(255 255 255 / 18%);
  color: #dbece5;
  grid-template-columns: 2.5rem 1fr;
  gap: 0.6rem;
  counter-increment: lesson;
}

.learning li::before {
  color: #91d2b9;
  content: "0" counter(lesson);
  font-family: Georgia, serif;
}

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

.caveat-grid article {
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.caveat-grid h3 {
  margin-bottom: 1.2rem;
}

.caveat-grid li {
  color: var(--ink-soft);
  font-size: 0.85rem;
}

.methodology-steps {
  margin: 0;
  padding: 0;
  list-style: none;
}

.methodology-steps li {
  display: grid;
  padding: 2.4rem 0;
  border-bottom: 1px solid var(--line);
  grid-template-columns: 6rem 1fr;
}

.methodology-steps li > span {
  color: var(--amber);
  font-family: Georgia, serif;
  font-size: 2rem;
}

.methodology-steps h2 {
  margin-bottom: 0.75rem;
  font-size: 2rem;
}

.methodology-steps p {
  max-width: 42rem;
  margin-bottom: 0;
  color: var(--ink-soft);
}

.definitions {
  display: grid;
  padding-block: 5rem;
  border-top: 1px solid var(--line);
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
}

.definition-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.definition-grid article {
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.definition-grid h3 {
  margin-bottom: 0.7rem;
}

.definition-grid p {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.warning-panel {
  margin-bottom: 6rem;
  padding: clamp(2rem, 5vw, 4rem);
  border-radius: var(--radius);
  background: var(--amber-soft);
}

.warning-panel h2 {
  max-width: 18ch;
}

.warning-panel > p:last-child {
  max-width: 50rem;
  margin-bottom: 0;
}

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

.glossary article {
  min-height: 13rem;
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.glossary h2 {
  font-size: 1.6rem;
}

.glossary p {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.site-footer {
  display: grid;
  width: min(calc(100% - 2rem), var(--measure));
  margin: 0 auto;
  padding-block: 3rem;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  grid-template-columns: 1.2fr 2fr 1fr;
  gap: 2rem;
  font-size: 0.75rem;
}

.site-footer strong {
  color: var(--ink);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-footer p {
  margin: 0.35rem 0 0;
}

.build-date {
  text-align: right;
}

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

@media (max-width: 850px) {
  .hero,
  .scoreboard,
  .result-summary,
  .two-column,
  .gates-section,
  .learning,
  .caveats,
  .definitions,
  .lesson-banner {
    grid-template-columns: 1fr;
  }

  .charts-heading,
  .equity-heading {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-note {
    max-width: 26rem;
  }

  .scoreboard dl,
  .method-strip ol {
    grid-template-columns: repeat(2, 1fr);
  }

  .outcome-plot {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .run-grid,
  .glossary {
    grid-template-columns: 1fr;
  }

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

  .filters label:first-child {
    grid-column: 1 / -1;
  }

  .site-footer {
    grid-template-columns: 1fr 1fr;
  }

  .build-date {
    text-align: left;
  }
}

@media (max-width: 620px) {
  .site-header {
    min-height: auto;
    padding-block: 1rem;
    align-items: flex-start;
    flex-direction: column;
    gap: 1rem;
  }

  .site-header nav {
    width: 100%;
    padding-bottom: 0.25rem;
    overflow-x: auto;
  }

  .site-header nav a {
    white-space: nowrap;
  }

  .card-grid,
  .scoreboard dl,
  .method-strip ol,
  .filters,
  .caveat-grid,
  .definition-grid {
    grid-template-columns: 1fr;
  }

  .filters label:first-child {
    grid-column: auto;
  }

  .experiment-card {
    min-height: 24rem;
  }

  .section-heading,
  .run-heading,
  .equity-chart figcaption,
  .result-chart figcaption {
    align-items: flex-start;
    flex-direction: column;
  }

  .run-heading > p {
    text-align: left;
  }

  .verdict-box {
    grid-template-columns: 1fr;
  }

  .methodology-steps li {
    grid-template-columns: 3.5rem 1fr;
  }

  .site-footer {
    grid-template-columns: 1fr;
  }
}

@media (forced-colors: active) {
  .equity-line--candidate {
    fill: none;
    stroke: CanvasText;
  }

  .equity-line--benchmark {
    fill: none;
    stroke: CanvasText;
    stroke-dasharray: 8 6;
  }

  .equity-end--candidate {
    fill: CanvasText;
  }

  .equity-end--benchmark {
    fill: Canvas;
    stroke: CanvasText;
  }

  .equity-grid-line,
  .equity-base-line,
  .equity-axis-tick {
    stroke: CanvasText;
  }

  .equity-key--candidate {
    border-top-color: CanvasText;
  }

  .equity-key--benchmark {
    border-top-color: CanvasText;
  }

  .chart-bar--candidate,
  .chart-zero-dot--candidate {
    fill: CanvasText;
  }

  .chart-bar--benchmark,
  .chart-zero-dot--benchmark {
    fill: Canvas;
    stroke: CanvasText;
    stroke-width: 2;
  }

  .chart-row-line,
  .chart-zero-line {
    stroke: CanvasText;
  }

  .legend-candidate {
    background: CanvasText;
  }

  .legend-benchmark {
    border: 1px solid CanvasText;
    background: Canvas;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}