:root {
  color-scheme: light;
  --forest-950: #06261d;
  --forest-900: #082f24;
  --forest-700: #225845;
  --sage-400: #89ad9a;
  --sage-200: #c9dbd1;
  --cream-50: #eee5dc;
  --cream-100: #e7dcd0;
  --cream-300: #e4dad0;
  --ink: #06261d;
  --muted: #59635d;
  --white: #fff;
  --line: rgba(6, 38, 29, 0.16);
  --focus-light: #fff;
  --focus-dark: #06261d;
  --font-sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --container: 1200px;
  --gutter: clamp(1.25rem, 4vw, 4rem);
  --section-space: clamp(5.5rem, 10vw, 9rem);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
  scroll-snap-type: y proximity;
}

body {
  margin: 0;
  background: var(--cream-50);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

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

:focus-visible {
  outline: 3px solid var(--focus-light);
  outline-offset: 2px;
  box-shadow: 0 0 0 6px var(--focus-dark);
}

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

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 100;
  padding: 0.75rem 1rem;
  background: var(--white);
  color: var(--forest-950);
  font-weight: 700;
  transform: translateY(-180%);
}

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

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  color: var(--white);
  transition: background-color 180ms ease, box-shadow 180ms ease;
}

.site-header.is-scrolled,
.site-header.is-open {
  background: rgba(255, 250, 245, 0.96);
  color: var(--forest-950);
  box-shadow: 0 1px 0 rgba(6, 38, 29, 0.08);
  backdrop-filter: blur(12px);
}

.header-inner {
  display: flex;
  min-height: 5rem;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  display: inline-flex;
  width: 8.8rem;
  flex: 0 0 auto;
}

.brand img,
.footer-brand img {
  width: 100%;
  height: auto;
}

.site-header .brand img {
  filter: brightness(0) invert(1);
}

.site-header.is-scrolled .brand img,
.site-header.is-open .brand img {
  filter: none;
}

.primary-navigation {
  display: flex;
  align-items: center;
  gap: clamp(1.25rem, 2.5vw, 2.35rem);
}

.primary-navigation a {
  position: relative;
  text-decoration: none;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.primary-navigation a:not(.nav-cta)::after {
  position: absolute;
  right: 0;
  bottom: -0.35rem;
  left: 0;
  height: 1px;
  background: currentColor;
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.primary-navigation a:hover::after,
.primary-navigation a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.85rem 1.15rem;
  background: var(--forest-950);
  color: var(--white);
}

.nav-cta:hover {
  background: var(--forest-700);
}

.site-header:not(.is-scrolled):not(.is-open) .nav-cta {
  background: var(--white);
  color: var(--forest-950);
}

.site-header:not(.is-scrolled):not(.is-open) .nav-cta:hover {
  background: var(--cream-50);
}

.menu-toggle {
  display: none;
  min-height: 2.75rem;
  align-items: center;
  gap: 0.75rem;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font: inherit;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.menu-toggle-icon {
  display: grid;
  width: 1.5rem;
  gap: 0.4rem;
}

.menu-toggle-icon i {
  display: block;
  height: 2px;
  background: currentColor;
  transition: transform 180ms ease;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-icon i:first-child {
  transform: translateY(4px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-icon i:last-child {
  transform: translateY(-4px) rotate(-45deg);
}

.snap-section {
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

.snap-rail {
  position: fixed;
  top: 50%;
  right: clamp(0.75rem, 2vw, 1.75rem);
  z-index: 45;
  display: grid;
  gap: 0.15rem;
  padding: 0.65rem 0.45rem;
  border: 1px solid rgba(6, 38, 29, 0.14);
  background: rgba(255, 250, 245, 0.78);
  box-shadow: 0 0.5rem 2rem rgba(6, 38, 29, 0.08);
  backdrop-filter: blur(10px);
  transform: translateY(-50%);
}

.snap-rail a {
  position: relative;
  display: grid;
  width: 1.25rem;
  height: 1.45rem;
  place-items: center;
  text-decoration: none;
}

.snap-rail a::before {
  width: 0.32rem;
  height: 0.32rem;
  border-radius: 50%;
  background: var(--forest-700);
  content: "";
  opacity: 0.45;
  transition: height 180ms ease, border-radius 180ms ease, opacity 180ms ease;
}

.snap-rail a:hover::before,
.snap-rail a:focus-visible::before {
  opacity: 0.85;
}

.snap-rail a[aria-current="true"]::before {
  height: 1rem;
  border-radius: 999px;
  opacity: 1;
}

.snap-rail span {
  position: absolute;
  top: 50%;
  right: calc(100% + 0.75rem);
  padding: 0.35rem 0.55rem;
  background: var(--forest-950);
  color: var(--white);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  opacity: 0;
  pointer-events: none;
  text-transform: uppercase;
  transform: translate(0.35rem, -50%);
  transition: opacity 140ms ease, transform 140ms ease;
  white-space: nowrap;
}

.snap-rail a:hover span,
.snap-rail a:focus-visible span,
.snap-rail a[aria-current="true"] span {
  opacity: 1;
  transform: translate(0, -50%);
}

.hero {
  position: relative;
  display: flex;
  min-height: max(44rem, 100svh);
  align-items: center;
  overflow: hidden;
  background: var(--forest-950);
  color: var(--white);
}

.hero-media,
.hero-media img,
.hero-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-media img {
  object-fit: cover;
  object-position: center;
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(2, 27, 19, 0.91) 0%, rgba(4, 41, 30, 0.75) 47%, rgba(4, 41, 30, 0.32) 100%),
    linear-gradient(0deg, rgba(2, 27, 19, 0.42), transparent 52%);
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-block: 8.5rem 9.5rem;
}

.eyebrow {
  margin: 0 0 1.25rem;
  color: var(--forest-700);
  font-size: 0.75rem;
  font-weight: 750;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

.eyebrow-light {
  color: var(--sage-200);
}

.hero h1 {
  max-width: 13ch;
  margin: 0;
  font-size: clamp(3rem, 7vw, 6rem);
  font-weight: 350;
  letter-spacing: -0.045em;
  line-height: 0.99;
  text-wrap: balance;
}

.hero-intro {
  max-width: 38rem;
  margin: 2rem 0 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  line-height: 1.55;
}

.button-row {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-top: 2.75rem;
}

.button {
  display: inline-flex;
  min-height: 3.5rem;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.9rem 1.5rem;
  border: 1px solid transparent;
  text-decoration: none;
  font-size: 0.75rem;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease;
}

.button-light {
  border-color: var(--white);
  background: var(--white);
  color: var(--forest-950);
}

.button-light:hover {
  background: transparent;
  color: var(--white);
}

.button-dark {
  background: var(--forest-950);
  color: var(--white);
}

.button-dark:hover {
  background: var(--forest-700);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.45rem;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.text-link-light {
  color: var(--white);
}

.hero-principles {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 2;
  border-top: 1px solid rgba(255, 255, 255, 0.24);
}

.principle-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.principle-row span {
  padding: 1.15rem 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-align: center;
  text-transform: uppercase;
}

.principle-row span + span {
  border-left: 1px solid rgba(255, 255, 255, 0.24);
}

.section {
  padding-block: var(--section-space);
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(3rem, 9vw, 8rem);
  align-items: start;
}

.section h2 {
  margin: 0;
  color: var(--forest-950);
  font-size: clamp(2.4rem, 5vw, 4.5rem);
  font-weight: 380;
  letter-spacing: -0.04em;
  line-height: 1.08;
  text-wrap: balance;
}

.prose-large {
  max-width: 38rem;
  color: var(--muted);
  font-size: clamp(1.12rem, 2vw, 1.35rem);
}

.prose-large p {
  margin: 0;
}

.prose-large p + p {
  margin-top: 1.5rem;
}

.beliefs-heading {
  max-width: 26ch;
  margin: 0;
  color: var(--forest-950);
  font-size: clamp(2.6rem, 5.5vw, 4.75rem);
  font-weight: 350;
  letter-spacing: -0.04em;
  line-height: 1.08;
  text-wrap: balance;
}

.feature-grid {
  display: grid;
  margin: clamp(3rem, 6vw, 5rem) 0 0;
  padding: 0;
  list-style: none;
  grid-template-columns: repeat(3, 1fr);
}

.feature-grid li {
  min-width: 0;
  padding: 2rem clamp(1.5rem, 3vw, 2.75rem) 2rem 0;
}

.feature-grid li + li {
  padding-left: clamp(1.5rem, 3vw, 2.75rem);
}

.feature-grid h3 {
  margin: 0 0 0.9rem;
  font-size: 1.45rem;
  font-weight: 600;
}

.feature-grid p {
  margin: 0;
}

.belief-grid {
  border-top: 1px solid var(--line);
}

.belief-grid li + li {
  border-left: 1px solid var(--line);
}

.belief-grid h3 {
  color: var(--forest-950);
}

.belief-grid p {
  color: var(--muted);
}

.audience {
  background: var(--forest-900);
  color: var(--white);
}

.audience h2 {
  color: var(--white);
}

.audience-intro {
  max-width: 34rem;
  margin: 1.5rem 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.15rem;
}

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

.audience-list li {
  padding: 1.5rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.19);
  font-size: clamp(1.3rem, 2.2vw, 1.7rem);
  font-weight: 500;
}

.approach {
  position: relative;
  overflow: hidden;
}

.approach-media,
.approach-media img,
.approach-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.approach-media img {
  object-fit: cover;
  object-position: center;
}

.approach-shade {
  background: linear-gradient(180deg, rgba(238, 229, 220, 0.86), rgba(238, 229, 220, 0.8));
}

.approach-content {
  position: relative;
  z-index: 2;
}

.halo-section {
  position: relative;
  overflow: hidden;
  background: var(--forest-950);
  color: var(--white);
}

.halo-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.75fr);
  gap: 4rem;
  align-items: center;
}

.halo-copy {
  position: relative;
  z-index: 2;
}

.halo-section h2 {
  color: var(--white);
}

.halo-copy > p:not(.eyebrow) {
  max-width: 39rem;
  margin: 2rem 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.15rem;
}

.halo-copy .boundary-note {
  padding: 1.25rem 0 0 1.5rem;
  border-left: 2px solid var(--sage-400);
  color: var(--white);
}

.halo-copy .boundary-note strong {
  color: var(--white);
}

.halo-mark {
  position: relative;
  min-height: 30rem;
}

.halo-ring,
.halo-core {
  position: absolute;
  top: 50%;
  left: 50%;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.halo-ring-one {
  width: min(32vw, 28rem);
  aspect-ratio: 1;
  border: 1px solid rgba(201, 219, 209, 0.28);
}

.halo-ring-two {
  width: min(23vw, 19rem);
  aspect-ratio: 1;
  border: 1px solid rgba(201, 219, 209, 0.52);
}

.halo-core {
  width: min(13vw, 10rem);
  aspect-ratio: 1;
  background: var(--sage-200);
  box-shadow: 0 0 0 2rem rgba(201, 219, 209, 0.06);
}

.age-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(3rem, 6vw, 5rem);
  align-items: center;
}

.image-comparison {
  --compare-position: 50%;
  min-width: 0;
  margin: 0;
}

.image-comparison__viewport {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--cream-100);
}

.image-comparison__image,
.image-comparison__image img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.image-comparison__image img {
  object-fit: cover;
}

.image-comparison__image--processed {
  clip-path: inset(0 calc(100% - var(--compare-position)) 0 0);
}

.image-comparison__label {
  position: absolute;
  top: 0.75rem;
  z-index: 3;
  padding: 0.35rem 0.6rem;
  background: rgba(6, 38, 29, 0.82);
  color: var(--white);
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0.1em;
  pointer-events: none;
  text-transform: uppercase;
}

.image-comparison__label--processed {
  left: 0.75rem;
}

.image-comparison__label--original {
  right: 0.75rem;
}

.image-comparison__divider {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--compare-position);
  z-index: 3;
  width: 2px;
  background: var(--white);
  box-shadow: 0 0 0 1px rgba(6, 38, 29, 0.28);
  pointer-events: none;
  transform: translateX(-1px);
}

.image-comparison__divider span {
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid rgba(6, 38, 29, 0.18);
  border-radius: 50%;
  background: var(--white);
  box-shadow: 0 0.4rem 1.5rem rgba(6, 38, 29, 0.24);
  color: var(--forest-950);
  font-weight: 700;
  place-items: center;
  transform: translate(-50%, -50%);
}

.image-comparison__range {
  position: absolute;
  inset: 0;
  z-index: 4;
  width: 100%;
  height: 100%;
  margin: 0;
  cursor: ew-resize;
  opacity: 0;
}

.image-comparison__viewport:focus-within {
  outline: 3px solid var(--focus-light);
  outline-offset: 2px;
  box-shadow: 0 0 0 6px var(--focus-dark);
}

.image-comparison figcaption {
  margin-top: 0.75rem;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.5;
}

.age-copy > p:not(.eyebrow) {
  max-width: 34rem;
  margin: 1.5rem 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
}

.practice {
  background: var(--forest-950);
  color: var(--white);
}

.practice-grid {
  border-top: 1px solid rgba(255, 255, 255, 0.19);
}

.practice-grid li + li {
  border-left: 1px solid rgba(255, 255, 255, 0.19);
}

.practice-grid h3 {
  color: var(--white);
}

.practice-grid p {
  color: rgba(255, 255, 255, 0.74);
}

.workflow {
  background: var(--cream-100);
}

.section-heading {
  max-width: 47rem;
}

.section-heading > p:last-child,
.governance-intro > p:last-child {
  max-width: 42rem;
  margin: 1.5rem 0 0;
  color: var(--muted);
  font-size: 1.18rem;
}

.steps {
  display: grid;
  margin: clamp(3.5rem, 7vw, 6rem) 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
  grid-template-columns: repeat(3, 1fr);
}

.steps li {
  position: relative;
  min-width: 0;
  padding: 2rem clamp(1.5rem, 3vw, 2.75rem) 2rem 0;
}

.steps li + li {
  padding-left: clamp(1.5rem, 3vw, 2.75rem);
  border-left: 1px solid var(--line);
}

.step-number {
  color: var(--forest-700);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.12em;
}

.step-icon {
  display: grid;
  width: 4.5rem;
  height: 4.5rem;
  margin: 2.25rem 0 2rem;
  border: 1px solid var(--line);
  background: var(--cream-50);
  place-items: center;
}

.step-icon svg {
  width: 2rem;
  fill: none;
  stroke: var(--forest-700);
  stroke-linecap: square;
  stroke-linejoin: miter;
  stroke-width: 1.7;
}

.steps h3 {
  margin: 0 0 0.9rem;
  color: var(--forest-950);
  font-size: 1.45rem;
  font-weight: 600;
}

.steps p {
  margin: 0;
  color: var(--muted);
}

.future-stage {
  display: grid;
  margin-top: 3rem;
  padding: 1.5rem 0;
  border-block: 1px solid var(--line);
  grid-template-columns: minmax(12rem, 0.4fr) minmax(0, 1fr);
  gap: 2rem;
}

.future-label {
  color: var(--forest-700);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.future-stage p {
  margin: 0;
  color: var(--muted);
}

.future-stage strong {
  color: var(--ink);
}

.governance {
  background: var(--forest-900);
  color: var(--white);
}

.governance-intro h2 {
  color: var(--white);
}

.governance-intro > p:last-child {
  color: rgba(255, 255, 255, 0.74);
}

.boundary-grid {
  display: grid;
  margin-top: clamp(3.5rem, 7vw, 6rem);
  border: 1px solid rgba(255, 255, 255, 0.19);
  grid-template-columns: repeat(2, 1fr);
}

.boundary-grid article {
  padding: clamp(2rem, 5vw, 4rem);
}

.boundary-grid article + article {
  border-left: 1px solid rgba(255, 255, 255, 0.19);
}

.card-label {
  margin: 0 0 2rem;
  color: var(--sage-200);
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.check-list,
.boundary-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li,
.boundary-list li {
  position: relative;
  padding: 1rem 0 1rem 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.check-list li::before,
.boundary-list li::before {
  position: absolute;
  top: 1rem;
  left: 0;
  color: var(--sage-400);
}

.check-list li::before {
  content: "✓";
}

.boundary-list li::before {
  content: "—";
}

.pilots {
  background: var(--cream-50);
}

.pilots-final {
  background: var(--cream-50);
}

.pilot-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr);
  gap: clamp(3rem, 9vw, 8rem);
}

.pilot-copy {
  color: var(--muted);
  font-size: 1.08rem;
}

.pilot-copy p {
  margin: 0;
}

.pilot-copy p + p {
  margin-top: 1.25rem;
}

.pilot-copy .button {
  margin-top: 2.25rem;
}

.benefit-heading {
  margin: clamp(2rem, 4vw, 3rem) 0 0.75rem;
  color: var(--forest-950);
  font-size: 0.95rem;
  font-weight: 700;
}

.benefit-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-template-rows: repeat(3, auto);
  grid-auto-flow: column;
  column-gap: 2rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.benefit-list li {
  position: relative;
  padding: 0.35rem 0 0.35rem 1.1rem;
  color: var(--ink);
  font-size: 0.95rem;
  font-weight: 600;
}

.benefit-list li::before {
  content: "-";
  position: absolute;
  left: 0;
  color: var(--forest-700);
}

.site-footer {
  padding-top: 4.5rem;
  background: var(--cream-300);
}

.footer-main {
  display: grid;
  padding-bottom: 4rem;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.footer-brand {
  max-width: 30rem;
}

.footer-brand img {
  width: 10rem;
}

.footer-brand p {
  margin: 1.5rem 0 0;
  color: var(--muted);
  font-size: 0.85rem;
}

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

.footer-links > div {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.65rem;
}

.footer-heading {
  margin: 0 0 0.5rem;
  color: var(--forest-700);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.footer-links a {
  text-decoration-thickness: 1px;
  text-underline-offset: 0.25rem;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  padding-block: 1.35rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.8rem;
}

.footer-bottom p {
  margin: 0;
}

.error-page {
  display: grid;
  min-height: 100svh;
  align-items: center;
  padding-block: 4rem;
}

.error-page .brand {
  margin-bottom: 4rem;
}

.error-page h1 {
  max-width: 13ch;
  margin: 0;
  color: var(--forest-950);
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 380;
  letter-spacing: -0.045em;
  line-height: 1;
}

.error-page > .container > p:not(.eyebrow) {
  max-width: 32rem;
  margin: 1.5rem 0 2rem;
  color: var(--muted);
  font-size: 1.15rem;
}

@media (max-width: 860px) {
  .menu-toggle {
    display: inline-flex;
  }

  .primary-navigation {
    position: fixed;
    inset: 5rem 0 auto;
    display: grid;
    max-height: 0;
    padding: 0 var(--gutter);
    overflow: hidden;
    visibility: hidden;
    background: var(--cream-50);
    opacity: 0;
    transition: max-height 220ms ease, opacity 180ms ease, visibility 180ms ease, padding 220ms ease;
  }

  .primary-navigation.is-open {
    max-height: calc(100svh - 5rem);
    padding-block: 1.5rem 2rem;
    visibility: visible;
    opacity: 1;
  }

  .primary-navigation a {
    padding: 0.7rem 0;
    font-size: 0.82rem;
  }

  .nav-cta {
    padding-inline: 1rem !important;
  }

  .hero-shade {
    background: linear-gradient(90deg, rgba(2, 27, 19, 0.9), rgba(4, 41, 30, 0.48));
  }

  .halo-grid,
  .pilot-grid,
  .age-grid {
    grid-template-columns: 1fr;
  }

  .age-grid {
    gap: 2.5rem;
  }

  .halo-mark {
    position: absolute;
    right: -8rem;
    bottom: -7rem;
    width: 24rem;
    min-height: 24rem;
    opacity: 0.45;
  }

  .halo-ring-one {
    width: 22rem;
  }

  .halo-ring-two {
    width: 15rem;
  }

  .halo-core {
    width: 8rem;
  }
}

@media (max-width: 1100px) {
  .snap-rail {
    display: none;
  }
}

@media (min-width: 861px) and (min-height: 700px) and (prefers-reduced-motion: no-preference) {
  html {
    scroll-snap-type: y mandatory;
  }

  .section.snap-section {
    display: flex;
    min-height: calc(100svh - 5rem);
    align-items: center;
  }

  .workflow.section.snap-section {
    align-items: flex-start;
    padding-block: clamp(6rem, 12vh, 7.5rem) clamp(2rem, 5vh, 3.5rem);
  }

  .workflow .eyebrow {
    margin-bottom: 0.75rem;
  }

  .workflow .section-heading > p:last-child {
    margin-top: 0.75rem;
  }

  .workflow .steps {
    margin-top: clamp(2rem, 4vh, 2.75rem);
  }

  .workflow .steps li {
    padding-top: clamp(1.25rem, 2.5vh, 1.75rem);
    padding-bottom: clamp(1.25rem, 2.5vh, 1.75rem);
  }

  .workflow .step-icon {
    width: 3.75rem;
    height: 3.75rem;
    margin-block: clamp(1rem, 2vh, 1.35rem);
  }

  .workflow .step-icon svg {
    width: 1.75rem;
  }

  .workflow .steps h3 {
    margin-bottom: 0.55rem;
  }

  .workflow .future-stage {
    margin-top: clamp(1.25rem, 2.5vh, 1.75rem);
    padding-block: clamp(0.85rem, 1.75vh, 1.15rem);
  }

  .governance.section.snap-section {
    align-items: flex-start;
    padding-block: clamp(6rem, 12vh, 7.5rem) clamp(2rem, 5vh, 3.5rem);
  }

  .governance .eyebrow {
    margin-bottom: 0.75rem;
  }

  .governance .governance-intro > p:last-child {
    margin-top: 0.75rem;
  }

  .governance .boundary-grid {
    margin-top: clamp(2rem, 4vh, 2.75rem);
  }

  .governance .boundary-grid article {
    padding: clamp(1.5rem, 3.5vh, 2.25rem) clamp(2rem, 4vw, 4rem);
  }

  .governance .card-label {
    margin-bottom: clamp(0.85rem, 2vh, 1.25rem);
  }

  .governance .check-list li,
  .governance .boundary-list li {
    padding-block: clamp(0.55rem, 1.4vh, 0.8rem);
  }

  .governance .check-list li::before,
  .governance .boundary-list li::before {
    top: clamp(0.55rem, 1.4vh, 0.8rem);
  }

  .pilots-final {
    display: flex;
    min-height: calc(100svh - 5rem);
    flex-direction: column;
  }

  .pilots-final > .pilots {
    display: flex;
    width: 100%;
    flex: 1 1 auto;
    align-items: flex-start;
    padding-block: clamp(5.5rem, 9vh, 6.5rem) clamp(0.25rem, 0.6vh, 0.425rem);
  }

  .pilots-final .benefit-heading {
    margin-top: clamp(1rem, 2vh, 1.5rem);
  }

  .pilots-final .site-footer {
    width: 100%;
    flex: 0 0 auto;
    padding-top: clamp(1rem, 2.4vh, 1.7rem);
  }

  .pilots-final .footer-main {
    padding-bottom: clamp(1.5rem, 3vh, 2.25rem);
  }
}

@media (max-width: 720px) {
  .brand {
    width: 7.9rem;
  }

  .hero {
    min-height: 46rem;
  }

  .hero-content {
    padding-block: 7rem 11rem;
  }

  .hero h1 br {
    display: none;
  }

  .button-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 1.35rem;
  }

  .principle-row {
    grid-template-columns: 1fr;
  }

  .principle-row span {
    padding: 0.5rem 0;
    text-align: left;
  }

  .principle-row span + span {
    border-left: 0;
  }

  .hero-principles {
    padding-block: 0.7rem;
  }

  .benefit-list {
    grid-template-columns: 1fr;
    grid-template-rows: none;
    grid-auto-flow: row;
  }

  .split-layout,
  .future-stage,
  .footer-main {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

  .steps li,
  .steps li + li,
  .feature-grid li,
  .feature-grid li + li {
    padding: 1.75rem 0;
    border-left: 0;
  }

  .steps li + li,
  .belief-grid li + li {
    border-top: 1px solid var(--line);
  }

  .practice-grid li + li {
    border-top: 1px solid rgba(255, 255, 255, 0.19);
  }

  .step-icon {
    margin-block: 1.5rem;
  }

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

  .boundary-grid article + article {
    border-top: 1px solid rgba(255, 255, 255, 0.19);
    border-left: 0;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: 0.35rem;
  }
}

@media (max-width: 420px) {
  .menu-toggle-label {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
    scroll-snap-type: none;
  }

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

@media (prefers-contrast: more) {
  :root {
    --muted: #343c37;
    --line: rgba(6, 38, 29, 0.42);
  }

  .hero-shade {
    background: rgba(2, 27, 19, 0.86);
  }
}