:root {
  --brand: #009fe3;
  --brand-dark: #007eb5;
  --ink: #173142;
  --muted: #59717f;
  --line: #dcecf3;
  --soft: #f3fafe;
  --white: #ffffff;
  --page-width: 1440px;
  --section-space: clamp(72px, 7vw, 96px);
  --panel-space: clamp(58px, 6vw, 80px);
  --content-gap: clamp(36px, 4vw, 52px);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 18px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

.site-header,
main,
footer {
  width: min(calc(100% - 64px), var(--page-width));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 112px;
  padding-block: 12px;
}

.header-actions,
.site-nav {
  display: flex;
  align-items: center;
}

.header-actions {
  gap: 34px;
}

.site-nav {
  gap: clamp(18px, 2.2vw, 34px);
}

.site-nav a {
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 650;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.text-link:hover,
.text-link:focus-visible {
  color: var(--brand-dark);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  color: var(--brand);
  font-size: 2.45rem;
  font-weight: 650;
  letter-spacing: -0.04em;
  text-decoration: none;
}

.brand img {
  display: block;
  width: 72px;
  height: 72px;
  object-fit: contain;
}

.language-switch {
  display: flex;
  align-items: baseline;
  gap: 9px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.language-current {
  color: var(--brand-dark);
}

.language-switch a {
  color: #6d8591;
  text-decoration: none;
}

.language-switch a:hover,
.language-switch a:focus-visible {
  color: var(--brand-dark);
}

.language-upcoming {
  color: #8ca0aa;
}

.language-upcoming small {
  margin-left: 2px;
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: min(650px, calc(100vh - 150px));
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(76px, 7vw, 108px) clamp(40px, 8vw, 124px);
  border: 1px solid var(--line);
  border-radius: 28px;
  background:
    radial-gradient(circle at 90% 15%, rgb(0 159 227 / 14%), transparent 30%),
    linear-gradient(135deg, var(--soft), var(--white) 58%);
}

.hero::after {
  position: absolute;
  right: -95px;
  bottom: -130px;
  width: 320px;
  height: 320px;
  border: 52px solid rgb(0 159 227 / 6%);
  border-radius: 50%;
  content: "";
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--brand-dark);
  font-size: 0.84rem;
  font-weight: 750;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

h1,
h2 {
  margin-block: 0;
  font-weight: 650;
  letter-spacing: -0.035em;
  line-height: 1.08;
}

h3 {
  margin: 0;
  font-size: 1.18rem;
  line-height: 1.3;
}

h1 {
  max-width: 980px;
  font-size: clamp(3.2rem, 6.5vw, 6.4rem);
}

h2 {
  font-size: clamp(2.35rem, 3.8vw, 4rem);
}

.hero-copy {
  max-width: 850px;
  margin: 30px 0 0;
  color: var(--muted);
  font-size: clamp(1.2rem, 1.8vw, 1.5rem);
}

.status {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  max-width: 850px;
  margin: 36px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  color: #4e6673;
  font-size: 1rem;
}

.hero-actions {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 28px;
  align-items: center;
  margin-top: 30px;
}

.hero-actions .button {
  margin-top: 0;
}

.text-link {
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
}

.status svg {
  flex: 0 0 auto;
  margin-top: 2px;
  fill: var(--brand);
}

.challenge-purpose {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(48px, 7vw, 110px);
  padding: var(--section-space) clamp(0px, 4vw, 48px);
}

.challenge-purpose article {
  padding: 12px 0;
}

.challenge-purpose .purpose-card {
  padding-left: clamp(28px, 5vw, 68px);
  border-left: 1px solid var(--line);
}

.challenge-purpose h2,
.development h2,
.founder h2,
.progress h2 {
  max-width: 780px;
}

.challenge-purpose article > p:last-child,
.development-intro .development-summary {
  max-width: 760px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 1.12rem;
}

.global-need {
  margin-bottom: var(--section-space);
  padding: var(--panel-space) clamp(24px, 7vw, 80px);
  border-radius: 28px;
  color: var(--white);
  background: var(--ink);
}

.global-need-heading {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: clamp(40px, 7vw, 90px);
  align-items: end;
}

.global-need .eyebrow {
  color: #74d2f7;
}

.global-need-heading > p {
  margin: 0;
  color: #c6d6dd;
  font-size: 1.12rem;
}

.global-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: clamp(52px, 7vw, 78px);
  border-top: 1px solid #365261;
  border-bottom: 1px solid #365261;
}

.global-stats article {
  padding: 30px 24px 30px 0;
}

.global-stats article + article {
  padding-left: 24px;
  border-left: 1px solid #365261;
}

.global-stats strong {
  display: block;
  color: #74d2f7;
  font-size: clamp(2.25rem, 4vw, 3.35rem);
  font-weight: 650;
  letter-spacing: -0.05em;
  line-height: 1;
}

.global-stats p {
  margin: 15px 0 0;
  color: #c6d6dd;
  font-size: 0.95rem;
  line-height: 1.5;
}

.action-paths {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px;
  margin-top: 46px;
}

.action-paths h3 {
  color: var(--white);
}

.action-paths p {
  margin: 12px 0 0;
  color: #aabfc9;
  font-size: 0.98rem;
}

.source-note {
  margin: 46px 0 0;
  padding-top: 20px;
  border-top: 1px solid #365261;
  color: #8fa8b4;
  font-size: 0.82rem;
}

.source-note a {
  display: inline-block;
  margin-left: 5px;
  color: #74d2f7;
  text-underline-offset: 3px;
}

.source-note a:hover,
.source-note a:focus-visible {
  color: var(--white);
}

.development {
  padding: var(--panel-space) clamp(24px, 7vw, 80px);
  border-radius: 28px;
  background: var(--soft);
}

.development-intro {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  column-gap: clamp(40px, 7vw, 90px);
  row-gap: 30px;
  align-items: start;
}

.development-heading {
  display: contents;
}

.development-heading .eyebrow {
  grid-column: 1 / -1;
  margin-bottom: 0;
}

.development-heading h2 {
  grid-column: 1;
  grid-row: 2;
}

.development-copy {
  grid-column: 2;
  grid-row: 2;
  align-self: start;
  padding-top: 2px;
}

.development-intro .development-summary {
  margin: 0;
}

.development-intro .patent-status {
  display: inline-flex;
  gap: 9px;
  align-items: center;
  margin: 20px 0 0;
  color: var(--brand-dark);
  font-size: 0.84rem;
  font-weight: 750;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.patent-status span {
  font-size: 0.62rem;
}

.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: var(--content-gap);
}

.principles article {
  position: relative;
  display: flex;
  min-height: 250px;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--white);
}

.principles span {
  position: absolute;
  top: 12px;
  right: 22px;
  color: rgb(0 159 227 / 13%);
  font-size: clamp(4.5rem, 7vw, 7rem);
  font-weight: 750;
  letter-spacing: -0.08em;
  line-height: 1;
}

.principles p,
.timeline p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 1rem;
}

.research-position {
  display: grid;
  grid-template-columns: 0.5fr 0.85fr 1.35fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
  margin-top: var(--content-gap);
  padding: clamp(32px, 4vw, 48px);
  border: 1px solid var(--line);
  border-left: 5px solid var(--brand);
  border-radius: 16px;
  background: var(--white);
  box-shadow: 0 16px 40px rgb(23 49 66 / 5%);
}

.research-position .eyebrow {
  margin: 3px 0 0;
}

.research-position h3 {
  font-size: clamp(1.25rem, 1.7vw, 1.6rem);
}

.research-position > p:last-child {
  margin: 0;
  color: var(--muted);
  font-size: 0.96rem;
}

.target-populations {
  display: grid;
  grid-template-columns: 0.78fr 0.72fr 1.5fr;
  gap: clamp(32px, 4.5vw, 68px);
  align-items: center;
  margin-top: 28px;
  padding: clamp(34px, 4vw, 50px);
  border-radius: 20px;
  color: var(--white);
  background: var(--ink);
}

.target-populations .eyebrow {
  color: #74d2f7;
}

.target-populations h2 {
  max-width: 460px;
  font-size: clamp(2rem, 2.8vw, 3rem);
}

.population-intro {
  max-width: 430px;
  margin: 0;
  color: #c6d6dd;
  font-size: 0.98rem;
}

.target-populations ul {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 32px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.target-populations li {
  padding: 17px 0;
  border-top: 1px solid #365261;
}

.target-populations strong,
.target-populations span {
  display: block;
}

.target-populations strong {
  font-size: 1.05rem;
}

.target-populations span {
  margin-top: 5px;
  color: #aabfc9;
  font-size: 0.9rem;
}

.technology-flow {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: clamp(40px, 7vw, 96px);
  align-items: center;
  margin-top: var(--content-gap);
  padding-top: 38px;
  border-top: 1px solid var(--line);
}

.technology-flow h3 {
  max-width: 360px;
  font-size: clamp(1.45rem, 2vw, 1.9rem);
}

.technology-flow ol {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.technology-flow li {
  position: relative;
  display: grid;
  grid-template-rows: 64px auto;
  gap: 18px;
  justify-items: center;
  padding-inline: 22px;
  text-align: center;
}

.technology-flow li:not(:last-child)::after {
  position: absolute;
  z-index: 0;
  top: 31px;
  left: calc(50% + 32px);
  width: calc(100% - 64px);
  height: 2px;
  background: linear-gradient(90deg, var(--brand), #9edcf5);
  content: "";
}

.technology-flow .flow-node {
  position: relative;
  z-index: 1;
  display: grid;
  width: 64px;
  height: 64px;
  place-items: center;
  border: 2px solid var(--brand);
  border-radius: 50%;
  color: var(--brand-dark);
  background: var(--white);
  box-shadow: 0 0 0 9px var(--soft);
  font-size: 0.82rem;
  font-weight: 750;
  line-height: 1;
}

.technology-flow strong {
  display: block;
  font-size: 1.08rem;
  line-height: 1.3;
}

.technology-flow li p {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.long-term-vision {
  display: grid;
  grid-template-columns: 0.45fr 0.9fr 1.35fr;
  gap: clamp(28px, 4vw, 58px);
  align-items: start;
  margin-top: var(--content-gap);
  padding: clamp(34px, 4vw, 50px);
  border-radius: 20px;
  color: var(--white);
  background:
    radial-gradient(circle at 92% 18%, rgb(116 210 247 / 18%), transparent 30%),
    var(--ink);
}

.long-term-vision .eyebrow {
  margin: 4px 0 0;
  color: #74d2f7;
}

.long-term-vision h3 {
  font-size: clamp(1.45rem, 2.1vw, 2rem);
}

.long-term-vision > p:last-child {
  margin: 0;
  color: #c6d6dd;
}

.daily-life {
  display: grid;
  grid-template-columns: minmax(480px, 1fr) minmax(480px, 1fr);
  gap: clamp(60px, 10vw, 128px);
  align-items: center;
  padding: var(--section-space) clamp(0px, 4vw, 48px);
}

.concept-visual {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--soft);
}

.concept-visual > img {
  display: block;
  width: 100%;
  height: auto;
}

.concept-visual figcaption {
  position: absolute;
  right: 18px;
  bottom: 16px;
  padding: 7px 11px;
  border: 1px solid rgb(23 49 66 / 10%);
  border-radius: 99px;
  color: var(--muted);
  background: rgb(255 255 255 / 88%);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  backdrop-filter: blur(6px);
}

.daily-life-copy h2 {
  max-width: 720px;
}

.daily-life-intro {
  max-width: 720px;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: 1.12rem;
}

.design-values {
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.design-values li {
  display: grid;
  grid-template-columns: 175px 1fr;
  gap: 22px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.design-values li:last-child {
  border-bottom: 1px solid var(--line);
}

.design-values strong {
  font-size: 1rem;
}

.design-values span {
  color: var(--muted);
  font-size: 0.98rem;
}

.audiences {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: clamp(48px, 8vw, 110px);
  padding: var(--panel-space) clamp(24px, 5vw, 72px);
  border: 1px solid var(--line);
  border-radius: 28px;
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 42px;
}

.audience-grid article {
  padding: 24px 0;
  border-top: 1px solid var(--line);
}

.audience-grid p {
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 0.96rem;
}

.founder {
  display: grid;
  grid-template-columns: 0.68fr 1.32fr;
  gap: clamp(50px, 9vw, 120px);
  align-items: center;
  padding: var(--section-space) clamp(0px, 4vw, 48px);
}

.founder-mark {
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgb(0 159 227 / 10%), rgb(0 159 227 / 3%) 70%);
}

.founder-mark img {
  width: 52%;
  height: auto;
}

blockquote {
  margin: 30px 0 0;
  color: var(--muted);
  font-size: clamp(1.2rem, 1.55vw, 1.45rem);
}

blockquote p {
  margin: 0 0 18px;
}

.dedication-line {
  display: block;
  margin-top: 12px;
  color: var(--ink);
  font-weight: 650;
}

.founder-name {
  display: flex;
  flex-direction: column;
  margin: 30px 0 0;
}

.founder-name span {
  color: var(--muted);
  font-size: 0.96rem;
}

.progress {
  display: grid;
  gap: var(--content-gap);
  padding: var(--panel-space) clamp(24px, 6vw, 84px);
  border-radius: 28px;
  background: var(--soft);
}

.progress > .section-heading {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  column-gap: clamp(40px, 7vw, 90px);
  row-gap: 30px;
  align-items: start;
}

.progress > .section-heading .eyebrow {
  grid-column: 1 / -1;
  margin-bottom: 0;
}

.progress > .section-heading h2 {
  grid-column: 1;
  grid-row: 2;
}

.progress > .section-heading > p:last-child {
  grid-column: 2;
  grid-row: 2;
  margin: 5px 0 0;
  color: var(--muted);
}

.progress-groups {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.progress-group {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgb(255 255 255 / 50%);
}

.group-heading {
  min-height: 116px;
}

.group-heading h3 {
  max-width: 480px;
  font-size: clamp(1.35rem, 1.8vw, 1.75rem);
}

.progress-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 26px;
}

.progress-cards article {
  min-height: 230px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--white);
}

.progress-cards span {
  display: block;
  min-height: 42px;
  color: var(--brand-dark);
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.progress-cards strong {
  display: block;
  margin-top: 24px;
  font-size: clamp(1.35rem, 2vw, 1.85rem);
  line-height: 1.15;
}

.progress-cards p {
  margin: 13px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.regulatory-path {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: clamp(40px, 6vw, 86px);
  padding: 44px;
  border-radius: 22px;
  color: var(--white);
  background: var(--ink);
}

.regulatory-path .eyebrow {
  color: #74d2f7;
}

.regulatory-heading h3 {
  font-size: clamp(1.55rem, 2.4vw, 2.25rem);
}

.regulatory-heading > p:last-child {
  margin: 18px 0 0;
  color: #c6d6dd;
}

.regulatory-path ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.regulatory-path li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 14px;
  padding: 18px 0;
  border-top: 1px solid #365261;
}

.regulatory-path li > span {
  color: #74d2f7;
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.08em;
}

.regulatory-path li p {
  margin: 5px 0 0;
  color: #aabfc9;
  font-size: 0.9rem;
}

.regulatory-note {
  grid-column: 2;
  margin: -18px 0 0 56px;
  color: #8fa8b4;
  font-size: 0.76rem;
}

.regulatory-note a {
  display: inline-block;
  margin-left: 5px;
  color: #74d2f7;
  text-underline-offset: 3px;
}

.history {
  display: grid;
  grid-template-columns: 0.45fr 1.55fr;
  gap: clamp(36px, 6vw, 80px);
  padding-top: 44px;
  border-top: 1px solid var(--line);
}

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

.timeline li {
  position: relative;
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 22px;
  padding: 0 0 34px 20px;
  border-left: 2px solid var(--line);
}

.timeline li:last-child {
  padding-bottom: 0;
}

.timeline li::before {
  position: absolute;
  top: 4px;
  left: -6px;
  width: 10px;
  height: 10px;
  border: 1px solid var(--brand);
  border-radius: 50%;
  background: var(--white);
  content: "";
}

.timeline li.complete::before,
.timeline li.current::before {
  background: var(--brand);
}

.timeline-year {
  color: var(--brand-dark);
  font-size: 0.84rem;
  font-weight: 750;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.supporter-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 148px;
  min-height: 58px;
  margin-top: 18px;
  padding: 10px 18px;
  border-radius: 9px;
  background: var(--ink);
}

.supporter-logo img {
  display: block;
  width: 112px;
  height: auto;
}

.supporter-logo:hover,
.supporter-logo:focus-visible {
  background: var(--brand-dark);
}

.button {
  display: inline-flex;
  gap: 26px;
  align-items: center;
  margin-top: 34px;
  padding: 13px 20px;
  border-radius: 999px;
  color: var(--white);
  background: var(--brand-dark);
  font-weight: 650;
  text-decoration: none;
  transition: background 160ms ease, transform 160ms ease;
}

.button:hover,
.button:focus-visible {
  background: var(--ink);
  transform: translateY(-1px);
}

.focus {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: clamp(48px, 8vw, 110px);
  padding: var(--section-space) clamp(0px, 4vw, 48px);
}

.focus ul {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 36px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.focus li {
  padding: 22px 0;
  border-top: 1px solid var(--line);
  font-size: 1.08rem;
  font-weight: 650;
}

.faq {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: clamp(48px, 8vw, 110px);
  padding: 0 clamp(0px, 4vw, 48px) var(--section-space);
}

.faq-list {
  border-top: 1px solid var(--line);
}

.faq details {
  border-bottom: 1px solid var(--line);
}

.faq summary {
  padding: 22px 34px 22px 0;
  font-weight: 700;
  cursor: pointer;
}

.faq details p {
  max-width: 720px;
  margin: -4px 0 22px;
  color: var(--muted);
}

.contact {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 48px;
  align-items: end;
  padding: clamp(48px, 7vw, 76px);
  border-radius: 28px;
  color: var(--white);
  background: var(--ink);
}

.contact .eyebrow {
  color: #74d2f7;
}

.contact p:not(.eyebrow) {
  max-width: 680px;
  margin: 20px 0 0;
  color: #c6d6dd;
}

address {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  font-style: normal;
}

address strong {
  font-size: 1.25rem;
}

address span {
  color: #c6d6dd;
}

address a {
  margin-top: 18px;
  color: #74d2f7;
  font-weight: 650;
  text-underline-offset: 4px;
}

address a:hover,
address a:focus-visible {
  color: var(--white);
}

address .contact-button {
  display: inline-flex;
  gap: 14px;
  align-items: center;
  margin-top: 24px;
  padding: 13px 22px;
  border-radius: 999px;
  color: var(--ink);
  background: #74d2f7;
  font-weight: 700;
  text-decoration: none;
  transition: background 160ms ease, transform 160ms ease;
}

address .contact-button:hover,
address .contact-button:focus-visible {
  color: var(--ink);
  background: var(--white);
  transform: translateY(-1px);
}

address .contact-email {
  margin-top: 12px;
  font-size: 0.92rem;
}

.not-found {
  margin-block: 32px;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding-block: 38px;
  color: var(--muted);
  font-size: 0.88rem;
}

footer p {
  margin: 0;
}

@media (max-width: 1050px) {
  .daily-life {
    grid-template-columns: 1fr;
    gap: 64px;
  }

  .concept-visual {
    width: min(100%, 760px);
    margin-inline: auto;
  }

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

  .global-stats article:nth-child(3) {
    border-left: 0;
  }

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

  .progress-groups {
    grid-template-columns: 1fr;
  }

  .group-heading {
    min-height: auto;
  }
}

@media (max-width: 900px) {
  .site-header {
    flex-wrap: wrap;
    row-gap: 10px;
  }

  .header-actions {
    order: 3;
    width: 100%;
    justify-content: space-between;
    gap: 18px;
    padding-top: 10px;
    border-top: 1px solid var(--line);
  }

  .site-nav {
    gap: 18px;
    overflow-x: auto;
    white-space: nowrap;
    scrollbar-width: none;
  }

  .technology-flow,
  .audiences,
  .focus,
  .faq,
  .regulatory-path,
  .research-position,
  .target-populations,
  .long-term-vision {
    grid-template-columns: 1fr;
  }

  .regulatory-note {
    grid-column: 1;
    margin-left: 0;
  }
}

@media (max-width: 760px) {
  :root {
    --section-space: 56px;
    --panel-space: 48px;
    --content-gap: 36px;
  }

  .site-header,
  main,
  footer {
    width: min(calc(100% - 28px), var(--page-width));
  }

  .site-header {
    min-height: 88px;
  }

  body {
    font-size: 17px;
  }

  h1 {
    max-width: 100%;
    font-size: clamp(2.2rem, 10.5vw, 2.85rem);
    line-height: 1.03;
    overflow-wrap: normal;
    word-break: normal;
  }

  .brand img {
    width: 58px;
    height: 58px;
  }

  .brand {
    gap: 12px;
    font-size: 1.9rem;
  }

  .hero {
    min-height: auto;
    padding: 52px 28px;
    border-radius: 20px;
  }

  .hero-copy {
    margin-top: 24px;
  }

  .hero-actions {
    margin-top: 26px;
  }

  .status {
    margin-top: 28px;
  }

  .contact,
  .challenge-purpose,
  .global-need-heading,
  .development-intro,
  .daily-life,
  .founder {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 18px;
  }

  .challenge-purpose .purpose-card {
    padding-top: 36px;
    padding-left: 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .global-need {
    padding: 48px 28px;
    border-radius: 20px;
  }

  .global-stats,
  .action-paths {
    grid-template-columns: 1fr;
  }

  .global-stats article,
  .global-stats article + article {
    padding: 24px 0;
    border-bottom: 1px solid #365261;
    border-left: 0;
  }

  .global-stats article:last-child {
    border-bottom: 0;
  }

  .action-paths {
    gap: 28px;
  }

  .source-note a {
    display: block;
    margin: 8px 0 0;
  }

  .development {
    padding: 48px 28px;
    border-radius: 20px;
  }

  .development-heading .eyebrow,
  .development-heading h2,
  .development-copy {
    grid-column: 1;
    grid-row: auto;
  }

  .development-copy {
    margin-top: -10px;
  }

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

  .technology-flow ol,
  .audience-grid,
  .progress-cards,
  .history,
  .focus ul,
  .progress > .section-heading,
  .target-populations ul {
    grid-template-columns: 1fr;
  }

  .progress-cards {
    grid-template-columns: 1fr;
  }

  .technology-flow ol {
    gap: 22px;
  }

  .technology-flow li {
    grid-template-columns: 64px 1fr;
    grid-template-rows: auto;
    justify-items: start;
    padding: 0;
    text-align: left;
  }

  .technology-flow li:not(:last-child)::after {
    top: 64px;
    left: 31px;
    width: 2px;
    height: 22px;
  }

  .technology-flow .flow-node {
    box-shadow: 0 0 0 6px var(--soft);
  }

  .progress > .section-heading .eyebrow,
  .progress > .section-heading h2,
  .progress > .section-heading > p:last-child {
    grid-column: 1;
    grid-row: auto;
  }

  .progress-cards article {
    min-height: auto;
  }

  .principles span {
    margin-bottom: 24px;
  }

  .daily-life {
    gap: 44px;
  }

  .concept-visual {
    border-radius: 20px;
  }

  .design-values li {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .founder-mark {
    width: min(66vw, 240px);
    margin-inline: auto;
  }

  .progress,
  .audiences {
    padding: 48px 28px;
    border-radius: 20px;
  }

  .regulatory-path {
    padding: 32px 24px;
  }

  .contact {
    padding: 38px 28px;
    border-radius: 20px;
  }

  footer {
    flex-direction: column;
    gap: 4px;
  }
}

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