:root {
  --paper: #f3f0e8;
  --paper-deep: #e9e5da;
  --paper-light: #faf8f2;
  --ink: #18211e;
  --ink-soft: #4f5a55;
  --line: #cfc9bc;
  --line-dark: #3e4944;
  --signal: #c84f35;
  --signal-dark: #9f3722;
  --forest: #152721;
  --forest-mid: #203a31;
  --white: #fffdf7;
  --max-width: 1240px;
  --gutter: clamp(1.25rem, 4vw, 3.5rem);
  --display: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

a:hover {
  text-decoration-color: var(--signal);
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--signal);
  outline-offset: 4px;
}

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

p:last-child {
  margin-bottom: 0;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.65rem 0.9rem;
  background: var(--ink);
  color: var(--white);
  transform: translateY(-200%);
}

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

.section-shell,
.nav-shell {
  width: min(100% - (2 * var(--gutter)), var(--max-width));
  margin-inline: auto;
}

.site-header {
  position: relative;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgb(243 240 232 / 94%);
  backdrop-filter: blur(12px);
}

.nav-shell {
  min-height: 5.25rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: clamp(1.25rem, 4vw, 3.75rem);
}

.wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 0.42rem;
  color: var(--ink);
  font-weight: 680;
  letter-spacing: -0.035em;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}

.wordmark-labs {
  color: var(--signal-dark);
  font-family: var(--mono);
  font-size: 0.68em;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.primary-nav {
  display: flex;
  justify-content: flex-end;
  gap: clamp(1rem, 2.2vw, 2rem);
  font-family: var(--mono);
  font-size: 0.69rem;
  letter-spacing: 0.045em;
  text-transform: uppercase;
}

.primary-nav a {
  position: relative;
  color: var(--ink-soft);
  text-decoration: none;
  white-space: nowrap;
}

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

.primary-nav a[aria-current="page"]::after {
  position: absolute;
  right: 0;
  bottom: -0.65rem;
  left: 0;
  height: 2px;
  background: var(--signal);
  content: "";
}

.header-contact {
  border-left: 1px solid var(--line);
  padding-left: 1.4rem;
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
}

.hero {
  min-height: 45rem;
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(22rem, 0.88fr);
  align-items: center;
  gap: clamp(3rem, 7vw, 7.5rem);
  padding-block: clamp(5rem, 9vw, 8.5rem);
}

.hero-home {
  position: relative;
}

.hero-home::before,
.page-hero::before {
  position: absolute;
  z-index: -1;
  inset: 0 50% auto auto;
  width: 50vw;
  height: 100%;
  background-image: linear-gradient(rgb(24 33 30 / 5%) 1px, transparent 1px), linear-gradient(90deg, rgb(24 33 30 / 5%) 1px, transparent 1px);
  background-size: 4rem 4rem;
  content: "";
  mask-image: linear-gradient(to right, transparent, black 35%, transparent 95%);
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 1.6rem;
  color: var(--signal-dark);
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow-light {
  color: #e1a08f;
}

.signal-dot {
  width: 0.48rem;
  height: 0.48rem;
  display: inline-block;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 0 4px rgb(200 79 53 / 13%);
}

h1,
h2 {
  font-family: var(--display);
  font-weight: 500;
  letter-spacing: -0.045em;
  line-height: 0.98;
}

h1 {
  max-width: 12ch;
  margin-bottom: 2rem;
  font-size: clamp(3.6rem, 7.2vw, 7rem);
}

h1 em,
h2 em {
  color: var(--signal-dark);
  font-weight: 400;
}

h2 {
  margin-bottom: 1.25rem;
  font-size: clamp(2.35rem, 4vw, 4.15rem);
}

h3 {
  margin-bottom: 0.85rem;
  font-size: 1.22rem;
  line-height: 1.28;
}

.hero-intro,
.page-hero-intro {
  max-width: 43rem;
  color: var(--ink-soft);
  font-size: clamp(1.08rem, 1.6vw, 1.28rem);
  line-height: 1.65;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2.3rem;
}

.button {
  min-height: 3.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 0.75rem 1.15rem;
  border: 1px solid var(--ink);
  font-size: 0.84rem;
  font-weight: 700;
  text-decoration: none;
}

.button-primary {
  background: var(--ink);
  color: var(--white);
}

.button-primary:hover {
  border-color: var(--signal-dark);
  background: var(--signal-dark);
}

.button-secondary:hover {
  background: var(--paper-deep);
}

.status-line {
  display: flex;
  gap: 0.75rem;
  margin-top: 3.25rem;
  color: var(--ink-soft);
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status-line span + span::before {
  margin-right: 0.75rem;
  color: var(--signal);
  content: "•";
}

.evidence-panel {
  position: relative;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  border: 1px solid var(--ink);
  background: var(--paper-light);
  box-shadow: 1rem 1rem 0 var(--paper-deep);
}

.evidence-panel::before {
  position: absolute;
  top: -0.42rem;
  left: 2rem;
  width: 5rem;
  height: 0.42rem;
  background: var(--signal);
  content: "";
}

.panel-topline {
  display: flex;
  justify-content: space-between;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.panel-index {
  color: var(--signal-dark);
}

.evidence-stage {
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 1rem;
  padding-block: 1.5rem;
  border-bottom: 1px solid var(--line);
}

.stage-number,
.card-index {
  color: var(--signal-dark);
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.evidence-stage h2 {
  margin-bottom: 0.45rem;
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 750;
  letter-spacing: 0;
  line-height: 1.2;
}

.evidence-stage p:last-child,
.panel-caption {
  color: var(--ink-soft);
  font-size: 0.83rem;
  line-height: 1.55;
}

.calibration-line {
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  gap: 0;
  height: 1.5rem;
  margin-top: 1.5rem;
  border-top: 1px solid var(--ink);
}

.calibration-line span {
  height: 0.45rem;
  border-left: 1px solid var(--ink);
}

.calibration-line span:nth-child(3n + 1) {
  height: 0.75rem;
}

.calibration-line span:last-child {
  border-right: 1px solid var(--ink);
}

.panel-caption {
  margin-top: -0.5rem;
  font-family: var(--mono);
  text-transform: uppercase;
}

.principle-band,
.contact-band,
.dark-section,
.disclosure-principle {
  background: var(--forest);
  color: var(--white);
}

.principle-inner {
  display: grid;
  grid-template-columns: minmax(10rem, 0.3fr) minmax(0, 1fr);
  gap: 3rem;
  align-items: start;
  padding-block: clamp(3.5rem, 6vw, 5.5rem);
}

.principle-statement {
  max-width: 34ch;
  margin-bottom: 0;
  font-family: var(--display);
  font-size: clamp(2rem, 3.6vw, 3.4rem);
  letter-spacing: -0.035em;
  line-height: 1.12;
}

.content-section {
  padding-block: clamp(5rem, 9vw, 8rem);
}

.compact-section {
  padding-top: 1rem;
}

.section-heading {
  margin-bottom: clamp(2.5rem, 5vw, 4.5rem);
}

.section-heading h2 {
  max-width: 17ch;
}

.split-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(18rem, 0.7fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: end;
}

.split-heading > p {
  color: var(--ink-soft);
  font-size: 1.05rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.feature-card {
  min-height: 22rem;
  display: flex;
  flex-direction: column;
  padding: clamp(1.5rem, 3.5vw, 3rem);
  background: var(--paper-light);
}

.feature-card-wide {
  grid-column: span 2;
  min-height: 19rem;
}

.feature-card h3 {
  margin-top: auto;
  font-family: var(--display);
  font-size: clamp(1.8rem, 3vw, 2.85rem);
  font-weight: 500;
  letter-spacing: -0.035em;
}

.feature-card > p:not(.card-index) {
  max-width: 36rem;
  color: var(--ink-soft);
}

.reference-path {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  margin-top: 2rem;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.reference-path span,
.reference-path strong {
  position: relative;
  padding: 1rem 0.8rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  text-align: center;
  text-transform: uppercase;
}

.reference-path strong {
  background: var(--forest);
  color: var(--white);
}

.decision-section {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(25rem, 1.2fr);
  gap: clamp(3rem, 8vw, 8rem);
  padding-block: clamp(5rem, 9vw, 8rem);
  border-top: 1px solid var(--line);
}

.decision-copy h2 {
  max-width: 12ch;
}

.decision-copy > p:not(.eyebrow) {
  color: var(--ink-soft);
}

.text-link {
  display: inline-flex;
  gap: 0.8rem;
  margin-top: 1rem;
  color: var(--signal-dark);
  font-size: 0.88rem;
  font-weight: 750;
}

.outcome-list {
  border-top: 1px solid var(--ink);
}

.outcome-list div {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 1rem;
  align-items: center;
  padding: 1.35rem 0.5rem;
  border-bottom: 1px solid var(--line);
}

.outcome-list span {
  color: var(--signal-dark);
  font-family: var(--mono);
  font-size: 0.7rem;
}

.outcome-list p {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.35rem, 2.3vw, 2rem);
  letter-spacing: -0.02em;
}

.principles-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.5rem;
}

.principle-mark {
  width: 2.75rem;
  height: 0.65rem;
  display: block;
  margin-bottom: 2rem;
  border-top: 1px solid var(--signal);
  border-right: 1px solid var(--signal);
}

.principles-grid p {
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.contact-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(20rem, 0.75fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: end;
  padding-block: clamp(4rem, 7vw, 6.5rem);
}

.contact-inner h2 {
  max-width: 14ch;
  margin: 0;
}

.contact-copy > p {
  color: #c9d1cd;
}

.contact-links {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
  margin-top: 1.75rem;
}

.contact-links a {
  color: var(--white);
  font-weight: 700;
}

.site-footer {
  border-top: 1px solid var(--line-dark);
  background: #0f1916;
  color: var(--white);
}

.footer-main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 12rem 13rem;
  gap: 3rem;
  padding-block: 4rem;
}

.footer-wordmark {
  color: var(--white);
}

.footer-main > div:first-child p {
  max-width: 25rem;
  margin-top: 1.25rem;
  color: #9da8a3;
  font-size: 0.86rem;
}

.footer-nav-group {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.55rem;
  font-size: 0.82rem;
}

.footer-nav-group p {
  margin-bottom: 0.55rem;
  color: #818e88;
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.footer-nav-group a {
  text-decoration: none;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  padding-block: 1.35rem;
  border-top: 1px solid var(--line-dark);
  color: #7f8c86;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Interior pages */
.page-hero {
  position: relative;
  min-height: 34rem;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(20rem, 0.65fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: end;
  padding-block: clamp(5rem, 9vw, 8rem);
}

.page-hero h1 {
  max-width: 13ch;
  margin: 0;
  font-size: clamp(3.5rem, 6.5vw, 6rem);
}

.page-hero-intro {
  padding-bottom: 0.6rem;
}

.ruled-section {
  border-top: 1px solid var(--ink);
}

.identity-stack {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  list-style: none;
}

.identity-stack li {
  min-height: 14rem;
  display: flex;
  flex-direction: column;
  padding: 1.4rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper-light);
}

.identity-stack li > span {
  color: var(--signal-dark);
  font-family: var(--mono);
  font-size: 0.68rem;
}

.identity-stack li > div {
  margin-top: auto;
}

.identity-stack strong {
  display: block;
  margin-bottom: 0.5rem;
  font-family: var(--display);
  font-size: 1.35rem;
  font-weight: 500;
  line-height: 1.15;
}

.identity-stack p {
  color: var(--ink-soft);
  font-size: 0.78rem;
  line-height: 1.5;
}

.identity-stack .identity-focus {
  background: var(--forest);
  color: var(--white);
}

.identity-stack .identity-focus p {
  color: #bfcac5;
}

.dark-section .split-heading > p,
.dark-section .process-grid p,
.dark-section .quiet-list,
.dark-section .partner-points p {
  color: #bbc6c1;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line-dark);
  border-left: 1px solid var(--line-dark);
}

.process-grid article {
  padding: clamp(1.5rem, 3vw, 2.5rem);
  border-right: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
}

.process-grid h3 {
  margin-top: 3.5rem;
  font-family: var(--display);
  font-size: 1.8rem;
  font-weight: 500;
}

.quiet-list {
  margin: 2rem 0 0;
  padding: 1.2rem 0 0;
  border-top: 1px solid var(--line-dark);
  list-style: none;
  font-family: var(--mono);
  font-size: 0.66rem;
  line-height: 2;
  text-transform: uppercase;
}

.numbered-principles {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--ink);
}

.numbered-principles article {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 1rem;
  padding: 2rem 1.5rem 2rem 0;
  border-bottom: 1px solid var(--line);
}

.numbered-principles article:nth-child(odd) {
  border-right: 1px solid var(--line);
}

.numbered-principles article:nth-child(even) {
  padding-left: 1.5rem;
}

.numbered-principles span,
.partner-points span,
.relationship-grid span {
  color: var(--signal-dark);
  font-family: var(--mono);
  font-size: 0.68rem;
}

.numbered-principles p,
.partner-points p,
.relationship-grid p {
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.boundary-callout {
  display: grid;
  grid-template-columns: 0.35fr 1fr;
  gap: 3rem;
  margin-bottom: clamp(5rem, 9vw, 8rem);
  padding: clamp(2rem, 5vw, 4rem);
  border: 1px solid var(--ink);
  background: var(--paper-light);
}

.boundary-callout h2 {
  max-width: 18ch;
  font-size: clamp(2rem, 3.5vw, 3.4rem);
}

.boundary-callout > div > p {
  max-width: 47rem;
  color: var(--ink-soft);
}

/* Data and partners */
.pathway-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ink);
  list-style: none;
}

.pathway-list li {
  min-height: 7.5rem;
  display: grid;
  grid-template-columns: 4rem minmax(0, 1fr) auto;
  gap: 1.5rem;
  align-items: center;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--line);
}

.pathway-list li > span,
.pathway-label {
  color: var(--signal-dark);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.pathway-list h3,
.pathway-list p {
  margin-bottom: 0.2rem;
}

.pathway-list div > p {
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.pathway-label {
  padding: 0.35rem 0.6rem;
  border: 1px solid var(--signal);
}

.soft-section {
  background: var(--paper-deep);
}

.definition-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--ink);
  border-left: 1px solid var(--line);
}

.definition-grid article {
  min-height: 18rem;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper-light);
}

.definition-grid h3 {
  margin-top: 4rem;
  font-family: var(--display);
  font-size: 2rem;
  font-weight: 500;
}

.definition-grid p:last-child {
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.example-line {
  display: grid;
  grid-template-columns: 9rem 1fr;
  gap: 1.5rem;
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-top: 0;
  background: var(--paper-light);
}

.example-line > span {
  color: var(--signal-dark);
  font-family: var(--mono);
  font-size: 0.68rem;
  text-transform: uppercase;
}

.field-matrix {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-top: 1px solid var(--ink);
}

.field-matrix article {
  padding: 1.6rem 1.3rem;
  border-right: 1px solid var(--line);
}

.field-matrix article:last-child {
  border-right: 0;
}

.field-matrix p {
  color: var(--signal-dark);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.field-matrix ul {
  margin: 1.4rem 0 0;
  padding: 0;
  color: var(--ink-soft);
  font-size: 0.84rem;
  list-style: none;
}

.field-matrix li {
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--line);
}

.partner-principles {
  display: grid;
  grid-template-columns: minmax(0, 0.65fr) minmax(25rem, 1fr);
  gap: clamp(3rem, 8vw, 8rem);
}

.partner-principles h2 {
  max-width: 11ch;
}

.partner-points {
  border-top: 1px solid var(--line-dark);
}

.partner-points article {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 1rem;
  padding-block: 1.6rem;
  border-bottom: 1px solid var(--line-dark);
}

.partner-points h3 {
  margin-bottom: 0.35rem;
}

.partnership-cta {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(24rem, 1fr);
  gap: clamp(3rem, 8vw, 8rem);
  padding-block: clamp(5rem, 9vw, 8rem);
}

.partnership-cta h2 {
  max-width: 13ch;
}

.partnership-cta > div:first-child > p:last-child {
  color: var(--ink-soft);
}

.cta-addresses {
  align-self: end;
  border-top: 1px solid var(--ink);
}

.cta-addresses a {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.25rem 2rem;
  padding: 1.3rem 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
}

.cta-addresses a > span:first-child {
  grid-column: 1;
  color: var(--ink-soft);
  font-family: var(--mono);
  font-size: 0.65rem;
  text-transform: uppercase;
}

.cta-addresses strong {
  grid-column: 1;
  font-size: clamp(0.86rem, 1.6vw, 1.08rem);
}

.cta-addresses a > span:last-child {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: center;
  color: var(--signal-dark);
}

/* Privacy */
.legal-hero {
  min-height: 29rem;
}

.updated-date {
  margin-top: 1.5rem;
  color: var(--signal-dark);
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.legal-layout {
  display: grid;
  grid-template-columns: minmax(14rem, 0.32fr) minmax(0, 1fr);
  gap: clamp(3rem, 8vw, 8rem);
  padding-block: clamp(4rem, 7vw, 6.5rem);
  border-top: 1px solid var(--ink);
}

.legal-summary {
  align-self: start;
  position: sticky;
  top: 2rem;
}

.legal-summary ul {
  margin: 0 0 1.5rem;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.legal-summary li {
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 0.83rem;
}

.legal-copy {
  border-top: 1px solid var(--line);
}

.legal-copy > section {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 1.5rem;
  padding-block: 2.2rem;
  border-bottom: 1px solid var(--line);
}

.legal-number {
  color: var(--signal-dark);
  font-family: var(--mono);
  font-size: 0.68rem;
}

.legal-copy h2 {
  margin-bottom: 1rem;
  font-family: var(--sans);
  font-size: 1.35rem;
  font-weight: 720;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.legal-copy div > p {
  color: var(--ink-soft);
}

.collector-privacy-note {
  margin-top: 1rem;
  padding-inline: 1.5rem;
  border: 1px solid var(--ink);
  background: var(--paper-light);
}

.legal-review-note {
  padding-block: 1.5rem;
  border-top: 1px solid #df9a88;
  border-bottom: 1px solid #df9a88;
  background: #f5ddd6;
  color: #633227;
  font-size: 0.85rem;
}

/* Commercial disclosure */
.disclosure-principle .section-shell {
  padding-block: clamp(4rem, 7vw, 6.5rem);
}

.disclosure-principle blockquote {
  max-width: 34ch;
  margin-bottom: 0;
  font-family: var(--display);
  font-size: clamp(2.1rem, 4.4vw, 4rem);
  letter-spacing: -0.04em;
  line-height: 1.1;
}

.relationship-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--ink);
  border-left: 1px solid var(--line);
}

.relationship-grid article {
  min-height: 19rem;
  display: flex;
  flex-direction: column;
  padding: 1.75rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.relationship-grid h3 {
  margin-top: auto;
}

.cannot-buy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--ink);
  border-left: 1px solid var(--line);
}

.cannot-buy-grid div {
  min-height: 8rem;
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: 1rem;
  align-items: center;
  padding: 1.5rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper-light);
}

.cannot-buy-grid span {
  color: var(--signal-dark);
  font-family: var(--display);
  font-size: 2.5rem;
}

.cannot-buy-grid p {
  margin: 0;
  font-weight: 700;
  line-height: 1.3;
}

.center-note {
  max-width: 52rem;
  margin: 2.5rem auto 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
  text-align: center;
}

.decision-track {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-top: 1px solid var(--ink);
  border-left: 1px solid var(--line);
}

.decision-track div {
  min-height: 11rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.3rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.decision-track span {
  font-family: var(--display);
  font-size: 1.45rem;
  line-height: 1.15;
}

.decision-track small {
  color: var(--ink-soft);
  font-size: 0.72rem;
  line-height: 1.45;
}

.disclosure-contact a {
  color: var(--signal-dark);
}

.not-found {
  min-height: calc(100vh - 5.3rem);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
}

.not-found h1 {
  max-width: 10ch;
}

.not-found > p:not(.eyebrow) {
  margin-bottom: 2rem;
  color: var(--ink-soft);
}

@media (max-width: 1080px) {
  .nav-shell {
    grid-template-columns: auto 1fr;
    row-gap: 0.9rem;
    padding-block: 1rem;
  }

  .primary-nav {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 0.55rem;
  }

  .header-contact {
    justify-self: end;
  }

  .hero {
    grid-template-columns: 1fr 0.8fr;
    gap: 3rem;
  }

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

  .field-matrix {
    grid-template-columns: repeat(3, 1fr);
  }

  .field-matrix article:nth-child(3) {
    border-right: 0;
  }

  .field-matrix article:nth-child(n + 4) {
    border-top: 1px solid var(--line);
  }

  .decision-track {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 800px) {
  :root {
    --gutter: 1.2rem;
  }

  .hero,
  .page-hero,
  .split-heading,
  .decision-section,
  .contact-inner,
  .partner-principles,
  .partnership-cta,
  .legal-layout {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-home::before,
  .page-hero::before {
    inset: 0 0 auto auto;
    width: 100%;
  }

  h1,
  .page-hero h1 {
    font-size: clamp(3.25rem, 15vw, 5rem);
  }

  .evidence-panel {
    box-shadow: 0.65rem 0.65rem 0 var(--paper-deep);
  }

  .principle-inner {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .feature-grid,
  .process-grid,
  .definition-grid {
    grid-template-columns: 1fr;
  }

  .feature-card-wide {
    grid-column: auto;
  }

  .reference-path {
    grid-template-columns: 1fr;
  }

  .feature-card {
    min-height: 18rem;
  }

  .decision-section {
    gap: 2.5rem;
  }

  .identity-stack {
    grid-template-columns: 1fr 1fr;
  }

  .identity-stack li {
    min-height: 11rem;
  }

  .identity-stack li:last-child {
    grid-column: span 2;
  }

  .legal-summary {
    position: static;
  }

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

  .footer-main > div:first-child {
    grid-column: span 2;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 0.4rem;
  }
}

@media (max-width: 560px) {
  .site-header {
    backdrop-filter: none;
  }

  .header-contact {
    display: none;
  }

  .nav-shell {
    grid-template-columns: 1fr;
  }

  .status-line {
    flex-direction: column;
    gap: 0.15rem;
  }

  .status-line span + span::before {
    display: none;
  }

  .button-row,
  .button {
    width: 100%;
  }

  .principles-grid,
  .numbered-principles,
  .relationship-grid,
  .cannot-buy-grid,
  .field-matrix,
  .decision-track {
    grid-template-columns: 1fr;
  }

  .numbered-principles article,
  .numbered-principles article:nth-child(even) {
    padding-inline: 0;
    border-right: 0;
  }

  .field-matrix article,
  .field-matrix article:nth-child(3),
  .field-matrix article:nth-child(n + 4) {
    border-top: 1px solid var(--line);
    border-right: 0;
  }

  .pathway-list li {
    grid-template-columns: 2rem 1fr;
    gap: 1rem;
  }

  .pathway-label {
    display: none;
  }

  .identity-stack {
    grid-template-columns: 1fr;
  }

  .identity-stack li:last-child {
    grid-column: auto;
  }

  .example-line,
  .boundary-callout {
    grid-template-columns: 1fr;
  }

  .legal-copy > section {
    grid-template-columns: 2rem 1fr;
    gap: 0.75rem;
  }

  .collector-privacy-note {
    padding-inline: 0.8rem;
  }

  .cta-addresses strong {
    overflow-wrap: anywhere;
  }
}

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

@media (prefers-contrast: more) {
  :root {
    --line: #716d65;
    --ink-soft: #303733;
  }
}