:root {
  --ink: #102a43;
  --ink-deep: #071d2e;
  --ink-soft: #52667a;
  --paper: #f6f8fb;
  --surface: #ffffff;
  --line: #dce5ed;
  --blue: #2769be;
  --blue-bright: #3977e8;
  --blue-pale: #eaf2ff;
  --green: #238875;
  --green-pale: #e8f6f1;
  --orange: #df742f;
  --orange-pale: #fff1e7;
  --purple: #7250a6;
  --purple-pale: #f2ecfb;
  --teal: #167f89;
  --shadow-sm: 0 10px 30px rgba(16, 42, 67, 0.08);
  --shadow-lg: 0 28px 80px rgba(7, 29, 46, 0.15);
  --radius: 22px;
  --shell: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

button,
input {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

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

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

.shell {
  width: min(var(--shell), calc(100% - 40px));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  border-radius: 10px;
  color: #fff;
  background: var(--blue);
  transform: translateY(-160%);
  transition: transform 160ms ease;
}

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

.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;
}

.site-header {
  position: fixed;
  z-index: 100;
  inset: 0 0 auto;
  height: 72px;
  border-bottom: 1px solid transparent;
  transition: background 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.site-header.scrolled,
.site-header.menu-open {
  border-color: rgba(209, 220, 230, 0.8);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 6px 24px rgba(16, 42, 67, 0.06);
  backdrop-filter: blur(18px);
}

.nav {
  display: flex;
  height: 72px;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink-deep);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand img {
  border-radius: 10px;
  box-shadow: 0 5px 16px rgba(39, 105, 190, 0.22);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
}

.nav-links a {
  color: #324b60;
  font-size: 14px;
  font-weight: 650;
  text-decoration: none;
  transition: color 150ms ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--blue);
}

.nav-links .nav-github {
  padding: 8px 14px;
  color: #fff;
  border-radius: 10px;
  background: var(--ink-deep);
}

.nav-links .nav-github:hover,
.nav-links .nav-github:focus-visible {
  color: #fff;
  background: var(--blue);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 10px;
  border: 0;
  border-radius: 10px;
  background: transparent;
}

.nav-toggle > span:not(.sr-only) {
  display: block;
  height: 2px;
  margin: 5px 0;
  border-radius: 2px;
  background: var(--ink-deep);
  transition: transform 160ms ease, opacity 160ms ease;
}

.hero {
  position: relative;
  min-height: 790px;
  padding: 156px 0 48px;
  overflow: hidden;
  background:
    linear-gradient(rgba(39, 105, 190, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(39, 105, 190, 0.035) 1px, transparent 1px),
    linear-gradient(145deg, #fbfdff 0%, #f3f8ff 45%, #f6fbf9 100%);
  background-size: 36px 36px, 36px 36px, auto;
}

.hero::after {
  position: absolute;
  right: -8%;
  bottom: -270px;
  left: -8%;
  height: 350px;
  border-radius: 50% 50% 0 0;
  background: var(--paper);
  content: "";
}

.hero-glow {
  position: absolute;
  border-radius: 999px;
  filter: blur(4px);
  opacity: 0.58;
  pointer-events: none;
}

.hero-glow-a {
  top: 80px;
  right: -150px;
  width: 470px;
  height: 470px;
  background: radial-gradient(circle, rgba(57, 119, 232, 0.17), transparent 68%);
}

.hero-glow-b {
  bottom: 10px;
  left: -160px;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(35, 136, 117, 0.14), transparent 70%);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(390px, 0.82fr);
  gap: 72px;
  align-items: center;
}

.eyebrow,
.kicker {
  margin: 0 0 16px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
}

.eyebrow span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--blue);
}

.hero h1 {
  max-width: 760px;
  margin: 0;
  color: var(--ink-deep);
  font-size: clamp(48px, 6.2vw, 82px);
  font-weight: 800;
  letter-spacing: -0.055em;
  line-height: 1.01;
}

.hero h1 em {
  display: block;
  color: var(--blue);
  font-style: normal;
}

.hero-lead {
  max-width: 690px;
  margin: 28px 0 0;
  color: var(--ink-soft);
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 12px;
  font-weight: 750;
  text-decoration: none;
  transition: transform 150ms ease, box-shadow 150ms ease, background 150ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  color: #fff;
  background: var(--blue);
  box-shadow: 0 12px 28px rgba(39, 105, 190, 0.25);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: #1859a8;
  box-shadow: 0 15px 32px rgba(39, 105, 190, 0.32);
}

.button-secondary {
  color: var(--ink);
  border-color: #cdd9e3;
  background: rgba(255, 255, 255, 0.72);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: var(--blue);
  background: #fff;
}

.release-note {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin: 26px 0 0;
  color: #688095;
  font-size: 13px;
  font-weight: 650;
}

.release-note span::before {
  margin-right: 7px;
  color: var(--green);
  content: "✓";
}

.hero-orbit {
  position: relative;
  min-height: 470px;
  isolation: isolate;
}

.orbit-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  border: 1px solid rgba(39, 105, 190, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.orbit-ring::before,
.orbit-ring::after {
  position: absolute;
  border-radius: 50%;
  background: var(--blue-bright);
  box-shadow: 0 0 0 6px rgba(57, 119, 232, 0.1);
  content: "";
}

.orbit-ring-outer {
  width: 430px;
  height: 430px;
  border-style: dashed;
}

.orbit-ring-outer::before {
  top: 40px;
  right: 42px;
  width: 8px;
  height: 8px;
}

.orbit-ring-outer::after {
  bottom: 57px;
  left: 25px;
  width: 7px;
  height: 7px;
  background: var(--green);
}

.orbit-ring-inner {
  width: 260px;
  height: 260px;
}

.orbit-ring-inner::before {
  top: -4px;
  left: 50%;
  width: 7px;
  height: 7px;
  background: var(--orange);
}

.orbit-ring-inner::after {
  right: -3px;
  bottom: 62px;
  width: 6px;
  height: 6px;
  background: var(--purple);
}

.orbit-core {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  display: flex;
  width: 184px;
  height: 184px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  border: 1px solid rgba(255, 255, 255, 0.75);
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(145deg, #0b3554, #071d2e);
  box-shadow: 0 25px 60px rgba(7, 29, 46, 0.25), inset 0 1px rgba(255, 255, 255, 0.12);
  transform: translate(-50%, -50%);
}

.orbit-core img {
  width: 66px;
  height: 66px;
  margin-bottom: 8px;
  box-shadow: none;
}

.orbit-core strong {
  font-size: 25px;
  letter-spacing: 0.1em;
}

.orbit-core span {
  color: #9eb7ca;
  font-size: 10px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.orbit-chip {
  position: absolute;
  z-index: 3;
  display: flex;
  min-width: 112px;
  align-items: center;
  gap: 9px;
  padding: 10px 14px;
  border: 1px solid rgba(195, 210, 223, 0.9);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(12px);
}

.orbit-chip b {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 10px;
  color: var(--blue);
  background: var(--blue-pale);
}

.orbit-chip span {
  color: #29445a;
  font-size: 13px;
  font-weight: 750;
}

.chip-d1 { top: 2%; left: 37%; }
.chip-d2 { top: 24%; right: -2%; }
.chip-d3 { right: 3%; bottom: 12%; }
.chip-d4 { bottom: 0; left: 17%; }
.chip-d5 { top: 29%; left: -5%; }

.chip-d2 b { color: var(--green); background: var(--green-pale); }
.chip-d3 b { color: var(--orange); background: var(--orange-pale); }
.chip-d4 b { color: var(--purple); background: var(--purple-pale); }
.chip-d5 b { color: var(--teal); background: #e6f5f5; }

.stat-strip {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  margin-top: 72px;
  overflow: hidden;
  border: 1px solid rgba(199, 213, 225, 0.8);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(14px);
}

.stat-strip div {
  display: flex;
  min-height: 88px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  border-right: 1px solid var(--line);
}

.stat-strip div:last-child {
  border-right: 0;
}

.stat-strip strong {
  color: var(--ink-deep);
  font-size: 25px;
  line-height: 1.1;
}

.stat-strip span {
  margin-top: 5px;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section {
  position: relative;
  padding: 110px 0;
}

.section-heading {
  max-width: 820px;
  margin-bottom: 48px;
}

.section-heading.compact {
  max-width: 740px;
}

.section-heading h2 {
  margin: 0;
  color: var(--ink-deep);
  font-size: clamp(35px, 4.2vw, 54px);
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.section-heading > p:last-child {
  max-width: 760px;
  margin: 20px 0 0;
  color: var(--ink-soft);
  font-size: 18px;
}

.section-heading.inverse h2 {
  color: #fff;
}

.section-heading.inverse > p:last-child {
  color: #b7cad9;
}

.section-heading.inverse .kicker,
.section-results .kicker {
  color: #61d2bd;
}

.paper-figure {
  margin: 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-lg);
}

.paper-figure img {
  width: 100%;
  border-radius: 13px;
}

.paper-figure figcaption {
  padding: 15px 8px 3px;
  color: var(--ink-soft);
  font-size: 13px;
  text-align: center;
}

.taxonomy-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr 0.9fr;
  gap: 18px;
  margin-top: 34px;
}

.taxonomy-card {
  padding: 26px;
  border: 1px solid var(--line);
  border-top: 4px solid var(--blue);
  border-radius: 18px;
  background: #fff;
  box-shadow: var(--shadow-sm);
}

.taxonomy-label {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.taxonomy-label span {
  display: grid;
  width: 31px;
  height: 31px;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--blue);
}

.taxonomy-card h3 {
  margin: 20px 0 14px;
  color: var(--ink-deep);
  font-size: 28px;
}

.taxonomy-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.taxonomy-card li {
  display: grid;
  grid-template-columns: 30px 1fr auto;
  gap: 7px;
  padding: 8px 0;
  border-top: 1px solid #edf1f5;
  color: #425c70;
  font-size: 14px;
}

.taxonomy-card li b {
  color: var(--blue);
}

.taxonomy-card li span {
  color: #8394a3;
  font-variant-numeric: tabular-nums;
}

.taxonomy-b {
  border-top-color: var(--green);
}

.taxonomy-b .taxonomy-label,
.taxonomy-b li b {
  color: var(--green);
}

.taxonomy-b .taxonomy-label span {
  background: var(--green);
}

.taxonomy-c {
  border-top-color: var(--orange);
}

.taxonomy-c .taxonomy-label,
.taxonomy-c li b {
  color: var(--orange);
}

.taxonomy-c .taxonomy-label span {
  background: var(--orange);
}

.section-dimensions {
  padding-top: 70px;
  background: #fff;
}

.dimension-explorer {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 22px;
}

.dimension-tabs {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.dimension-tab {
  display: flex;
  width: 100%;
  min-height: 57px;
  align-items: center;
  gap: 14px;
  padding: 8px 13px;
  border: 1px solid #dce5ed;
  border-radius: 13px;
  color: #425c70;
  background: #fff;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
  transition: border-color 150ms ease, background 150ms ease, transform 150ms ease;
}

.dimension-tab span {
  display: grid;
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 10px;
  color: var(--blue);
  background: var(--blue-pale);
  font-weight: 850;
}

.dimension-tab:hover,
.dimension-tab:focus-visible {
  border-color: #9bbce6;
  transform: translateX(3px);
}

.dimension-tab.active {
  color: var(--blue);
  border-color: #9bbce6;
  background: #f1f6ff;
  box-shadow: 0 8px 24px rgba(39, 105, 190, 0.1);
}

.dimension-detail {
  --dimension-color: var(--blue);
  --dimension-bg: #eef5ff;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 22px 26px;
  min-height: 322px;
  align-content: center;
  padding: 42px;
  border: 1px solid color-mix(in srgb, var(--dimension-color) 38%, white);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 95% 5%, color-mix(in srgb, var(--dimension-color) 15%, transparent), transparent 38%),
    linear-gradient(145deg, #fff, var(--dimension-bg));
  box-shadow: var(--shadow-sm);
}

.dimension-number {
  display: grid;
  width: 82px;
  height: 82px;
  place-items: center;
  border-radius: 20px;
  color: #fff;
  background: var(--dimension-color);
  box-shadow: 0 15px 32px color-mix(in srgb, var(--dimension-color) 25%, transparent);
  font-size: 27px;
  font-weight: 850;
}

.detail-label {
  margin: 0 0 8px;
  color: var(--dimension-color);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.dimension-detail h3 {
  max-width: 680px;
  margin: 0;
  color: var(--ink-deep);
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.16;
}

.dimension-detail [data-dimension-description] {
  max-width: 680px;
  margin: 14px 0 0;
  color: var(--ink-soft);
}

.dimension-meta {
  grid-column: 2;
  display: grid;
  grid-template-columns: 1fr 0.5fr;
  gap: 12px;
}

.dimension-meta div {
  padding: 13px 15px;
  border: 1px solid rgba(171, 194, 223, 0.75);
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.7);
}

.dimension-meta span,
.dimension-meta strong {
  display: block;
}

.dimension-meta span {
  color: #70859a;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.dimension-meta strong {
  margin-top: 3px;
  color: #243f54;
  font-size: 14px;
}

.section-protocol {
  color: #fff;
  overflow: hidden;
  background:
    radial-gradient(circle at 12% 20%, rgba(39, 105, 190, 0.24), transparent 28%),
    radial-gradient(circle at 85% 80%, rgba(35, 136, 117, 0.18), transparent 30%),
    var(--ink-deep);
}

.protocol-grid {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: 42px;
  align-items: center;
}

.protocol-grid .section-heading {
  margin: 0;
}

.protocol-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
}

.protocol-pills span {
  padding: 7px 11px;
  border: 1px solid rgba(137, 174, 199, 0.28);
  border-radius: 999px;
  color: #c9d8e5;
  background: rgba(255, 255, 255, 0.05);
  font-size: 12px;
  font-weight: 650;
}

.paper-figure-dark {
  border-color: rgba(158, 185, 207, 0.22);
  background: rgba(255, 255, 255, 0.07);
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.26);
}

.paper-figure-dark figcaption {
  color: #b7cad9;
}

.section-scoring {
  background: #fff;
}

.formula-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.35fr 0.85fr;
  gap: 16px;
  margin-bottom: 22px;
}

.formula-card {
  min-height: 190px;
  padding: 25px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #f8fafc;
}

.formula-card.formula-primary {
  border-color: #a9c8ee;
  background: var(--blue-pale);
}

.formula-card p {
  margin: 0;
  color: #5c7387;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.formula-card .formula {
  display: flex;
  min-height: 78px;
  align-items: center;
  color: var(--ink-deep);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(21px, 2.25vw, 31px);
}

.formula-card > span:last-child {
  display: block;
  color: #718497;
  font-size: 12px;
}

.fraction {
  display: inline-flex;
  margin-left: 9px;
  align-items: center;
  flex-direction: column;
  font-size: 0.73em;
  line-height: 1.2;
}

.fraction span:first-child {
  padding: 0 4px 3px;
  border-bottom: 1.5px solid currentColor;
}

.fraction span:last-child {
  padding-top: 3px;
}

.callout {
  display: flex;
  align-items: flex-start;
  gap: 17px;
  margin: 0 0 38px;
  padding: 20px 24px;
  border: 1px solid #efd1bc;
  border-radius: 16px;
  background: #fff8f3;
}

.callout-mark {
  display: grid;
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 12px;
  color: var(--orange);
  background: var(--orange-pale);
  font-size: 25px;
  font-weight: 800;
}

.callout strong {
  color: #7d3b15;
}

.callout p {
  margin: 4px 0 0;
  color: #78563f;
}

.callout code {
  padding: 2px 5px;
  border-radius: 5px;
  background: rgba(223, 116, 47, 0.1);
}

.section-results {
  color: #fff;
  background: linear-gradient(150deg, #0b263c, #071a2a 62%, #0a302e);
}

.results-card,
.table-card,
.diagnostic-table {
  border: 1px solid rgba(169, 195, 215, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.065);
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(12px);
}

.results-card {
  padding: 30px;
}

.chart-header,
.table-title {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}

.chart-header h3,
.table-title h3 {
  margin: 0;
  color: #fff;
  font-size: 27px;
}

.chart-header p:not(.chart-eyebrow) {
  margin: 4px 0 0;
  color: #9fb5c7;
  font-size: 13px;
}

.chart-eyebrow {
  margin: 0 0 3px;
  color: #61d2bd;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.metric-toggle {
  display: inline-flex;
  padding: 4px;
  border: 1px solid rgba(173, 200, 220, 0.18);
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.2);
}

.metric-toggle button {
  min-height: 36px;
  padding: 0 14px;
  border: 0;
  border-radius: 8px;
  color: #a9bdcc;
  background: transparent;
  font-size: 12px;
  font-weight: 750;
  cursor: pointer;
}

.metric-toggle button.active {
  color: var(--ink-deep);
  background: #fff;
}

.bar-chart {
  display: flex;
  margin-top: 30px;
  flex-direction: column;
  gap: 15px;
}

.bar-row {
  display: grid;
  grid-template-columns: 215px minmax(0, 1fr) 58px;
  gap: 14px;
  align-items: center;
}

.bar-label {
  overflow: hidden;
  color: #dbe8f1;
  font-size: 13px;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.bar-track {
  position: relative;
  height: 32px;
  overflow: hidden;
  border-radius: 8px;
  background:
    repeating-linear-gradient(90deg, transparent 0, transparent calc(16.666% - 1px), rgba(255, 255, 255, 0.08) calc(16.666% - 1px), rgba(255, 255, 255, 0.08) 16.666%),
    rgba(255, 255, 255, 0.045);
}

.bar-fill {
  height: 100%;
  width: 0;
  border-radius: 8px;
  background: var(--bar-color, var(--blue-bright));
  box-shadow: 0 8px 20px color-mix(in srgb, var(--bar-color, var(--blue-bright)) 25%, transparent);
  transition: width 680ms cubic-bezier(0.22, 1, 0.36, 1);
}

.bar-value {
  color: #fff;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.chart-axis {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  margin: 8px 67px 0 229px;
  color: #718ca1;
  font-size: 10px;
}

.chart-axis span {
  text-align: right;
}

.chart-axis span:first-child {
  text-align: left;
}

.chart-note,
.table-footnote {
  margin: 20px 0 0;
  color: #91a8ba;
  font-size: 12px;
}

.finding-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 20px 0;
}

.finding-grid article {
  padding: 24px;
  border: 1px solid rgba(164, 191, 211, 0.16);
  border-radius: 17px;
  background: rgba(255, 255, 255, 0.055);
}

.finding-number {
  color: #61d2bd;
  font-size: 28px;
  font-weight: 850;
  letter-spacing: -0.03em;
}

.finding-grid h3 {
  margin: 7px 0 4px;
  color: #fff;
  font-size: 16px;
}

.finding-grid p {
  margin: 0;
  color: #9fb4c4;
  font-size: 13px;
}

.table-card {
  padding: 28px;
}

.table-title > span {
  padding: 6px 10px;
  border: 1px solid rgba(171, 199, 219, 0.17);
  border-radius: 999px;
  color: #9fb5c7;
  font-size: 11px;
  font-weight: 700;
}

.table-scroll {
  margin-top: 20px;
  overflow-x: auto;
}

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

th,
td {
  padding: 13px 14px;
  border-bottom: 1px solid rgba(176, 200, 218, 0.13);
  text-align: right;
  white-space: nowrap;
}

th {
  color: #89a3b6;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

th:nth-child(2),
td:nth-child(2),
th:first-child,
td:first-child {
  text-align: left;
}

td {
  color: #d6e3ec;
  font-size: 13px;
}

tbody tr:last-child td {
  border-bottom: 0;
}

tr.winner td {
  color: #fff;
  background: rgba(57, 119, 232, 0.13);
  font-weight: 800;
}

tr.winner td:first-child {
  border-radius: 9px 0 0 9px;
}

tr.winner td:last-child {
  border-radius: 0 9px 9px 0;
}

.diagnostic-table {
  margin-top: 20px;
  padding: 0 28px;
}

.diagnostic-table summary {
  display: flex;
  min-height: 68px;
  align-items: center;
  justify-content: space-between;
  color: #dbe7ef;
  font-size: 14px;
  font-weight: 750;
  cursor: pointer;
  list-style: none;
}

.diagnostic-table summary::-webkit-details-marker {
  display: none;
}

.diagnostic-table summary::after {
  margin-left: 14px;
  color: #61d2bd;
  content: "+";
  font-size: 24px;
  font-weight: 400;
}

.diagnostic-table[open] summary::after {
  content: "−";
}

.diagnostic-table summary span {
  margin-left: auto;
  color: #7f9aad;
  font-size: 11px;
  font-weight: 650;
}

.diagnostic-table .table-scroll {
  margin: 0;
  padding-bottom: 22px;
}

.diagnostic-table th:first-child,
.diagnostic-table td:first-child {
  min-width: 210px;
}

.diagnostic-table td.best {
  color: #70dcc7;
  font-weight: 800;
}

.section-alignment {
  background: #fff;
}

.alignment-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.alignment-grid article {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #f9fbfd;
}

.alignment-grid span,
.alignment-grid strong,
.alignment-grid p {
  display: block;
}

.alignment-grid span {
  color: var(--blue);
  font-size: 32px;
  font-weight: 850;
  letter-spacing: -0.04em;
}

.alignment-grid strong {
  margin-top: 5px;
  color: var(--ink-deep);
}

.alignment-grid p {
  margin: 4px 0 0;
  color: var(--ink-soft);
  font-size: 12px;
}

.limitation-note {
  margin: 18px 0 0;
  padding: 16px 20px;
  border-left: 3px solid var(--orange);
  color: #6d5b4f;
  background: #fff8f3;
  font-size: 13px;
}

.section-flow {
  background: linear-gradient(180deg, #eef4f9 0%, #f7f9fb 100%);
}

.flow-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  margin-top: 30px;
  overflow-x: auto;
  padding-bottom: 5px;
}

.flow-steps span {
  display: inline-flex;
  min-width: max-content;
  align-items: center;
  gap: 6px;
  padding: 8px 11px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: #3d586d;
  background: #fff;
  font-size: 11px;
  font-weight: 700;
}

.flow-steps b {
  color: var(--blue);
}

.flow-steps i {
  color: #91a4b4;
  font-style: normal;
}

.section-reproduce {
  color: #fff;
  background: var(--ink-deep);
}

.reproduce-grid {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: 56px;
  align-items: center;
}

.reproduce-grid .section-heading {
  margin: 0;
}

.completion-list {
  display: grid;
  gap: 9px;
  margin-top: 26px;
}

.completion-list span {
  color: #b9cbd9;
  font-size: 13px;
}

.completion-list b {
  display: inline-grid;
  width: 21px;
  height: 21px;
  margin-right: 7px;
  place-items: center;
  border-radius: 50%;
  color: #061d2c;
  background: #61d2bd;
  font-size: 11px;
}

.terminal {
  overflow: hidden;
  border: 1px solid rgba(172, 200, 219, 0.2);
  border-radius: 18px;
  background: #061722;
  box-shadow: 0 30px 75px rgba(0, 0, 0, 0.34);
}

.terminal-bar {
  display: flex;
  height: 48px;
  align-items: center;
  padding: 0 17px;
  border-bottom: 1px solid rgba(164, 191, 211, 0.15);
  background: #0c2435;
}

.dot {
  width: 10px;
  height: 10px;
  margin-right: 7px;
  border-radius: 50%;
}

.dot.red { background: #ff6b64; }
.dot.yellow { background: #f4bf4f; }
.dot.green { background: #61c766; }

.terminal-title {
  margin-left: 8px;
  color: #7390a4;
  font-size: 11px;
}

.terminal-bar button,
.citation-box button {
  margin-left: auto;
  padding: 5px 10px;
  border: 1px solid rgba(161, 191, 212, 0.24);
  border-radius: 7px;
  color: #bcd0dd;
  background: rgba(255, 255, 255, 0.04);
  font-size: 10px;
  font-weight: 700;
  cursor: pointer;
}

.terminal pre {
  margin: 0;
  padding: 25px;
  overflow-x: auto;
  color: #d8e7f1;
  font-size: 12px;
  line-height: 1.7;
}

.terminal .prompt {
  color: #61d2bd;
  user-select: none;
}

.terminal .comment {
  color: #668499;
}

.section-resources {
  background: #fff;
}

.resource-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.resource-grid > a {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 15px;
  align-items: center;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 17px;
  text-decoration: none;
  transition: border-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

.resource-grid > a:hover,
.resource-grid > a:focus-visible {
  border-color: #a4c2e9;
  box-shadow: var(--shadow-sm);
  transform: translateY(-3px);
}

.resource-icon {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border-radius: 13px;
  color: var(--blue);
  background: var(--blue-pale);
  font-size: 18px;
  font-weight: 800;
}

.resource-grid h3,
.resource-grid p {
  margin: 0;
}

.resource-grid h3 {
  color: var(--ink-deep);
  font-size: 17px;
}

.resource-grid p {
  margin-top: 2px;
  color: var(--ink-soft);
  font-size: 12px;
}

.resource-grid > a > b {
  color: var(--blue);
}

.section-citation {
  color: #fff;
  background: linear-gradient(140deg, #123c5f, #0a273e);
}

.citation-grid {
  display: grid;
  grid-template-columns: 0.65fr 1.35fr;
  gap: 50px;
  align-items: center;
}

.citation-grid .section-heading {
  margin: 0;
}

.citation-box {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(169, 198, 218, 0.22);
  border-radius: 17px;
  background: rgba(3, 18, 29, 0.5);
}

.citation-box button {
  position: absolute;
  z-index: 2;
  top: 13px;
  right: 13px;
}

.citation-box pre {
  margin: 0;
  padding: 28px;
  overflow-x: auto;
  color: #cfe0eb;
  font-size: 11px;
  line-height: 1.6;
}

.footer {
  padding: 42px 0;
  color: #8fa6b7;
  background: #061722;
}

.footer-inner {
  display: grid;
  grid-template-columns: 0.65fr 1.35fr;
  gap: 50px;
  align-items: start;
}

.brand-footer {
  color: #fff;
}

.footer p {
  margin: 8px 0 0;
  font-size: 11px;
}

.footer-meta {
  text-align: right;
}

.reveal {
  opacity: 1;
  transform: none;
}

.js .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.js .reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid rgba(57, 119, 232, 0.42);
  outline-offset: 3px;
}

@media (max-width: 1020px) {
  .nav-links {
    gap: 16px;
  }

  .hero-grid {
    grid-template-columns: 1fr 380px;
    gap: 30px;
  }

  .hero-orbit {
    transform: scale(0.88);
  }

  .taxonomy-grid,
  .formula-grid {
    grid-template-columns: 1fr 1fr;
  }

  .taxonomy-c,
  .formula-card:last-child {
    grid-column: 1 / -1;
  }

  .protocol-grid,
  .reproduce-grid,
  .citation-grid {
    grid-template-columns: 1fr;
  }

  .protocol-grid .section-heading,
  .reproduce-grid .section-heading {
    max-width: 780px;
  }

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

@media (max-width: 820px) {
  .site-header {
    height: 64px;
  }

  .nav {
    height: 64px;
  }

  .nav-toggle {
    display: block;
  }

  .nav-toggle[aria-expanded="true"] > span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] > span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle[aria-expanded="true"] > span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .nav-links {
    position: absolute;
    top: 64px;
    right: 0;
    left: 0;
    display: none;
    padding: 14px 20px 22px;
    align-items: stretch;
    flex-direction: column;
    gap: 4px;
    border-bottom: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.97);
    box-shadow: var(--shadow-sm);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    padding: 9px 10px;
    border-radius: 8px;
  }

  .hero {
    min-height: auto;
    padding-top: 118px;
  }

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

  .hero-copy {
    text-align: center;
  }

  .eyebrow,
  .hero-actions,
  .release-note {
    justify-content: center;
  }

  .hero-lead {
    margin-inline: auto;
  }

  .hero-orbit {
    width: min(470px, 100%);
    margin-inline: auto;
  }

  .stat-strip {
    grid-template-columns: repeat(5, minmax(130px, 1fr));
    overflow-x: auto;
  }

  .stat-strip div {
    border-bottom: 0;
  }

  .dimension-explorer {
    grid-template-columns: 1fr;
  }

  .dimension-tabs {
    display: grid;
    grid-template-columns: repeat(5, minmax(150px, 1fr));
    overflow-x: auto;
    padding-bottom: 7px;
  }

  .dimension-tab {
    min-width: 150px;
  }

  .dimension-tab:hover,
  .dimension-tab:focus-visible {
    transform: translateY(-2px);
  }

  .finding-grid,
  .resource-grid {
    grid-template-columns: 1fr;
  }

  .bar-row {
    grid-template-columns: 170px minmax(0, 1fr) 52px;
  }

  .chart-axis {
    margin-left: 184px;
    margin-right: 61px;
  }

  .flow-steps {
    justify-content: flex-start;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .footer-meta {
    text-align: left;
  }
}

@media (max-width: 620px) {
  .shell {
    width: min(100% - 28px, var(--shell));
  }

  .section {
    padding: 78px 0;
  }

  .hero {
    padding-top: 108px;
  }

  .hero h1 {
    font-size: clamp(43px, 14vw, 62px);
  }

  .hero-lead {
    font-size: 17px;
  }

  .hero-orbit {
    min-height: 390px;
    transform: scale(0.8);
    transform-origin: center top;
    margin-bottom: -70px;
  }

  .orbit-ring-outer {
    width: 390px;
    height: 390px;
  }

  .taxonomy-grid,
  .formula-grid,
  .alignment-grid {
    grid-template-columns: 1fr;
  }

  .taxonomy-c,
  .formula-card:last-child {
    grid-column: auto;
  }

  .paper-figure {
    padding: 7px;
    border-radius: 15px;
  }

  .paper-figure figcaption {
    padding: 11px 7px 4px;
    text-align: left;
  }

  .dimension-detail {
    grid-template-columns: 1fr;
    padding: 27px;
  }

  .dimension-number {
    width: 60px;
    height: 60px;
    border-radius: 15px;
    font-size: 21px;
  }

  .dimension-meta {
    grid-column: 1;
    grid-template-columns: 1fr;
  }

  .chart-header,
  .table-title {
    align-items: stretch;
    flex-direction: column;
  }

  .metric-toggle {
    align-self: flex-start;
  }

  .results-card,
  .table-card {
    padding: 20px;
  }

  .bar-row {
    grid-template-columns: 1fr 50px;
    gap: 6px 9px;
  }

  .bar-label {
    grid-column: 1 / -1;
  }

  .bar-track {
    height: 27px;
  }

  .chart-axis {
    margin-right: 59px;
    margin-left: 0;
  }

  .diagnostic-table {
    padding: 0 20px;
  }

  .terminal pre,
  .citation-box pre {
    padding: 22px 18px;
    font-size: 10px;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media print {
  .site-header,
  .hero-orbit,
  .hero-actions,
  .metric-toggle,
  .terminal-bar button,
  .citation-box button {
    display: none !important;
  }

  .hero,
  .section,
  .footer {
    min-height: 0;
    padding: 32px 0;
    color: #000;
    background: #fff;
  }

  .section-heading.inverse h2,
  .chart-header h3,
  .table-title h3,
  .finding-grid h3,
  td {
    color: #000;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}