:root {
  --paper: #fafcfe;
  --white: #ffffff;
  --ink: #29465b;
  --ink-soft: #5b7485;
  --line: #b8dce8;
  --line-light: #dceff5;
  --sea: #4ba9d8;
  --sea-deep: #247fab;
  --sea-pale: #ddf3fa;
  --leaf: #70c7a5;
  --leaf-deep: #327d64;
  --leaf-pale: #e4f5ec;
  --sand: #fff2ca;
  --yellow: #f4ca64;
  --coral: #f29486;
  --warning: #c95f52;
  --sans: "Zen Kaku Gothic New", "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", "YuGothic", sans-serif;
  --display: "Zen Kaku Gothic New", "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", "YuGothic", sans-serif;
  --content: 1180px;
  --gutter: clamp(20px, 5vw, 72px);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 64px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.9;
  font-weight: 400;
  letter-spacing: 0.025em;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

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

button,
summary {
  font: inherit;
}

::selection {
  color: var(--white);
  background: var(--sea-deep);
}

:focus-visible {
  outline: 3px solid var(--warning);
  outline-offset: 5px;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 1000;
  padding: 9px 14px;
  color: var(--white);
  background: var(--ink);
  transform: translateY(-160%);
}

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

.review-banner {
  position: sticky;
  top: 0;
  z-index: 100;
  color: var(--white);
  background: var(--ink);
}

.review-banner__inner {
  width: min(100%, calc(var(--content) + (var(--gutter) * 2)));
  min-height: 42px;
  margin: 0 auto;
  padding: 7px var(--gutter);
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 11px;
  line-height: 1.5;
  letter-spacing: 0.12em;
}

.review-banner__label {
  color: var(--ink);
  background: #e9d993;
  padding: 3px 9px 2px;
  font-family: Arial, sans-serif;
  font-size: 11px;
  letter-spacing: 0.16em;
}

.review-banner__notice {
  margin-left: auto;
  color: #e6ecec;
}

.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--line-light);
}

.site-header__inner {
  width: min(100%, calc(var(--content) + (var(--gutter) * 2)));
  min-height: 104px;
  margin: 0 auto;
  padding: 22px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
}

.site-name {
  flex: 0 0 auto;
  display: inline-flex;
  flex-direction: column;
  line-height: 1.4;
}

.site-name__en {
  color: var(--sea-deep);
  font-family: Arial, sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
}

.site-name__ja {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(18px, 2.7vw, 38px);
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}

.site-nav a {
  position: relative;
  padding: 6px 0;
}

.site-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  background: var(--sea-deep);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

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

.hero {
  position: relative;
  overflow: hidden;
  min-height: min(820px, calc(100vh - 146px));
  background: var(--white);
  border-bottom: 1px solid var(--line-light);
}

.hero::before {
  content: "AMAMI 28°N";
  position: absolute;
  top: 54px;
  right: -28px;
  color: rgba(23, 45, 58, 0.045);
  font-family: Arial, sans-serif;
  font-size: clamp(76px, 12vw, 172px);
  font-weight: 600;
  line-height: 0.85;
  letter-spacing: -0.05em;
  white-space: nowrap;
}

.hero__inner {
  position: relative;
  width: min(100%, calc(var(--content) + (var(--gutter) * 2)));
  min-height: 700px;
  margin: 0 auto;
  padding: clamp(68px, 9vw, 132px) var(--gutter) 78px;
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.88fr);
  align-items: center;
  gap: clamp(30px, 7vw, 100px);
}

.eyebrow,
.section-number,
.member-output__kicker {
  margin: 0;
  color: var(--sea-deep);
  font-family: Arial, sans-serif;
  font-size: 11px;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 28px 0 38px;
  font-family: var(--display);
  font-size: clamp(48px, 6.3vw, 90px);
  font-weight: 500;
  line-height: 1.18;
  letter-spacing: 0.055em;
}

.hero__lead {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(21px, 2vw, 30px);
  font-weight: 500;
  line-height: 1.75;
  letter-spacing: 0.07em;
}

.hero__note {
  max-width: 570px;
  margin: 28px 0 0;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 2;
}

.hero__visual {
  position: relative;
  margin: 0;
  padding: 22px 0 0;
}

.hero__visual::before {
  content: "";
  position: absolute;
  inset: 12% -12% 1% 4%;
  background: var(--sea-pale);
  border-radius: 50%;
  opacity: 0.55;
}

.hero__visual svg {
  position: relative;
  width: min(100%, 460px);
  max-height: 570px;
  margin: 0 auto;
  object-fit: contain;
  filter: saturate(0.72) contrast(0.94);
}

.hero__visual figcaption {
  position: relative;
  margin-top: -18px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font-family: Arial, sans-serif;
  font-size: 9px;
  line-height: 1.4;
  letter-spacing: 0.2em;
}

.hero__review-note {
  position: absolute;
  right: var(--gutter);
  bottom: 24px;
  margin: 0;
  color: #6a777a;
  font-size: 10px;
  letter-spacing: 0.08em;
}

.section {
  padding: clamp(100px, 13vw, 176px) 0;
}

.section__inner {
  width: min(100%, calc(var(--content) + (var(--gutter) * 2)));
  margin: 0 auto;
  padding-inline: var(--gutter);
}

.section__inner--narrow {
  width: min(100%, 960px);
}

.section-heading {
  margin-bottom: clamp(58px, 7vw, 96px);
}

.section-heading--split {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.65fr);
  align-items: end;
  gap: clamp(40px, 9vw, 140px);
}



.section-heading h2 {
  margin: 20px 0 0;
  font-family: var(--display);
  font-size: clamp(40px, 5vw, 68px);
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: 0.06em;
}

.section-heading > p,
.section-heading > div > p:not(.section-number) {
  max-width: 450px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 2.05;
}

.map-section {
  color: #ecf1ef;
  background: var(--ink);
}

.map-section .section-number,
.map-section .member-output__kicker {
  color: #91b7ba;
}

.map-section .section-heading > p,
.map-section .section-heading > div > p:not(.section-number) {
  color: #bfcacb;
}

.map-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(330px, 0.82fr);
  gap: clamp(52px, 8vw, 116px);
  align-items: center;
}

.map-stage {
  min-width: 0;
}

.archipelago-map {
  width: min(100%, 660px);
  margin: 0 auto;
  overflow: visible;
}

.archipelago-map .island {
  fill: #b9c9ab;
  stroke: #e4ebe1;
  stroke-width: 3;
  stroke-linejoin: round;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
  transition: fill 170ms ease, stroke 170ms ease, filter 170ms ease;
}

.archipelago-map .hit-area {
  fill: transparent;
  stroke: transparent;
  stroke-width: 30;
  pointer-events: all;
  vector-effect: non-scaling-stroke;
}

.archipelago-map .island-group {
  cursor: pointer;
}

.archipelago-map .island-group:hover .island,
.archipelago-map .island-group:focus .island,
.archipelago-map .island-group.is-active .island {
  fill: #7fb4b4;
  stroke: #fff;
  filter: drop-shadow(0 0 10px rgba(167, 223, 221, 0.32));
}

.archipelago-map .island-group:focus {
  outline: none;
}

.map-stage__hint {
  margin: 22px 0 0;
  color: #92a6a9;
  font-size: 10px;
  text-align: center;
  letter-spacing: 0.1em;
}

.map-information {
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.member-output {
  min-height: 172px;
  padding: 26px 0 30px;
  border-top: 1px solid #839497;
  border-bottom: 1px solid #839497;
}

.member-output__name,
.member-output__list {
  margin: 0;
}

.member-output__name {
  margin-top: 14px;
  font-family: var(--display);
  font-size: clamp(25px, 3vw, 38px);
  line-height: 1.45;
}

.member-output__list {
  margin-top: 8px;
  color: #bec9c9;
  font-size: 12px;
  line-height: 1.8;
}

.island-index {
  margin: 44px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: islands;
}

.island-index li {
  padding: 15px 0 14px;
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 14px;
  border-bottom: 1px solid rgba(190, 201, 201, 0.28);
}

.island-index__number {
  color: #7da6aa;
  font-family: Arial, sans-serif;
  font-size: 9px;
  letter-spacing: 0.08em;
}

.island-index strong,
.island-index div > span {
  display: block;
}

.island-index strong {
  font-family: var(--display);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.4;
}

.island-index div > span {
  margin-top: 4px;
  color: #9eadaf;
  font-size: 10px;
  line-height: 1.7;
}

.island-index li.is-active {
  color: #fff;
}

.island-index li.is-active strong::after {
  content: " SELECTED";
  margin-left: 10px;
  color: #8ebec0;
  font-family: Arial, sans-serif;
  font-size: 8px;
  letter-spacing: 0.12em;
}

.about {
  background: var(--white);
}

.about-editorial {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(380px, 0.92fr);
  gap: clamp(56px, 10vw, 148px);
  border-top: 1px solid var(--ink);
}

.about-editorial article {
  position: relative;
}

.about-editorial__lead {
  padding-top: 34px;
}

.about-editorial__lead h3 {
  max-width: 650px;
  margin: 50px 0 30px;
  font-family: var(--display);
  font-size: clamp(30px, 3.6vw, 50px);
  font-weight: 500;
  line-height: 1.6;
  letter-spacing: 0.055em;
}

.about-editorial article > p:last-child {
  max-width: 660px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 2.15;
}

.about-editorial__items article {
  padding: 34px 0 44px;
  border-bottom: 1px solid var(--line);
}

.about-editorial__items h3 {
  margin: 28px 0 18px;
  font-family: var(--display);
  font-size: clamp(22px, 2.3vw, 30px);
  font-weight: 500;
  line-height: 1.65;
}

.about-editorial__number,
.about-editorial__label {
  margin: 0;
}

.about-editorial__number {
  position: absolute;
  top: 35px;
  right: 0;
  color: var(--line);
  font-family: Arial, sans-serif;
  font-size: 11px;
}

.about-editorial__label {
  color: var(--sea-deep);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
}

.text-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0 6px;
  border-bottom: 1px solid var(--ink);
  font-size: 12px;
  font-weight: 600;
}

.text-link small {
  margin-left: 2px;
  color: var(--ink-soft);
  font-size: 8px;
  font-weight: 500;
}

.faq {
  background: var(--white);
}

.faq .section-heading {
  max-width: 700px;
}

.faq .section-heading > p:last-child {
  margin-top: 28px;
}

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

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

.faq-list summary {
  min-height: 104px;
  padding: 26px 4px;
  display: grid;
  grid-template-columns: 42px 1fr 26px;
  align-items: center;
  gap: 18px;
  cursor: pointer;
  list-style: none;
  font-family: var(--display);
  font-size: clamp(17px, 2vw, 22px);
  line-height: 1.6;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list__q,
.faq-list__answer > span {
  align-self: start;
  color: var(--sea-deep);
  font-family: Arial, sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.faq-list__q {
  align-self: center;
}

.faq-list__mark {
  position: relative;
  width: 20px;
  height: 20px;
}

.faq-list__mark::before,
.faq-list__mark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 18px;
  height: 1px;
  background: var(--ink);
  transform: translate(-50%, -50%);
}

.faq-list__mark::after {
  transform: translate(-50%, -50%) rotate(90deg);
  transition: transform 180ms ease;
}

.faq-list details[open] .faq-list__mark::after {
  transform: translate(-50%, -50%) rotate(0deg);
}

.faq-list__answer {
  padding: 0 52px 36px 64px;
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 18px;
}

.faq-list__answer p {
  max-width: 650px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 2.05;
}

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

.contact .section-number {
  color: #91b7ba;
}

.contact .section-heading > div > p:not(.section-number) {
  color: #c4cdcf;
}

.contact__planned {
  margin-top: 14px !important;
  padding-top: 14px;
  border-top: 1px solid #6c7f83;
  font-size: 11px !important;
}

.contact-types {
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid #89999c;
  border-bottom: 1px solid #89999c;
  list-style: none;
}

.contact-types li {
  min-height: 190px;
  padding: 28px clamp(20px, 3.2vw, 42px);
  display: flex;
  flex-direction: column;
  border-right: 1px solid #6e7f82;
}

.contact-types li:first-child {
  padding-left: 0;
}

.contact-types li:last-child {
  padding-right: 0;
  border-right: 0;
}

.contact-types li > span {
  color: #8eb3b7;
  font-family: Arial, sans-serif;
  font-size: 9px;
}

.contact-types strong {
  margin-top: auto;
  font-family: var(--display);
  font-size: clamp(24px, 2.8vw, 36px);
  font-weight: 500;
  line-height: 1.4;
}

.contact-types small {
  margin-top: 5px;
  color: #96a9ac;
  font-family: Arial, sans-serif;
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.contact__footnote {
  margin: 24px 0 0;
  color: #9fafb1;
  font-size: 10px;
  text-align: right;
}

.site-footer {
  color: #d6dedd;
  background: #10232d;
  border-top: 1px solid #53676c;
}

.site-footer__inner {
  width: min(100%, calc(var(--content) + (var(--gutter) * 2)));
  min-height: 170px;
  margin: 0 auto;
  padding: 40px var(--gutter);
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: end;
  gap: 50px;
  font-size: 9px;
  letter-spacing: 0.1em;
}

.site-footer p {
  margin: 0;
}

.site-footer__name {
  margin-bottom: 5px !important;
  color: var(--white);
  font-family: var(--display);
  font-size: 15px;
  letter-spacing: 0.06em;
}

.site-footer strong {
  color: #e9d993;
  letter-spacing: 0.15em;
}

.site-footer a {
  padding-bottom: 3px;
  border-bottom: 1px solid #607378;
}

.skip-link {
  background: var(--sea-deep);
}

.review-banner {
  color: var(--ink);
  background: var(--sea-pale);
  border-bottom: 1px solid #b9e2ef;
}

.review-banner__label {
  color: var(--ink);
  background: var(--yellow);
  font-weight: 600;
}

.review-banner__notice {
  color: var(--ink-soft);
}

.site-header {
  background: rgba(255, 255, 255, 0.97);
  border-color: var(--line-light);
}

.site-name__en,
.eyebrow,
.section-number,
.member-output__kicker {
  color: var(--sea-deep);
  font-weight: 600;
}

.site-name__ja,
.site-nav {
  font-weight: 500;
}

.site-nav a::after {
  height: 2px;
  background: var(--sea);
}

.hero {
  background: var(--white);
  border-color: var(--line-light);
}

.hero::before {
  color: rgba(75, 169, 216, 0.085);
  font-family: var(--sans);
}

.hero h1 {
  color: var(--sea-deep);
  font-weight: 600;
  line-height: 1.24;
  letter-spacing: 0.035em;
}

.hero__lead {
  color: var(--ink);
  font-weight: 500;
  line-height: 1.85;
}

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

.hero__visual::before {
  background: var(--sea-pale);
  opacity: 0.78;
}

.hero__visual svg {
  filter: none;
}

.hero__visual figcaption {
  color: var(--sea-deep);
  border-color: #9dd4e6;
  font-family: var(--sans);
  font-weight: 500;
}

.hero__review-note {
  color: #688192;
}

.section-heading h2 {
  color: var(--ink);
  font-weight: 600;
  letter-spacing: 0.035em;
}

.section-heading > p,
.section-heading > div > p:not(.section-number) {
  color: var(--ink-soft);
}

.map-section {
  color: var(--ink);
  background: #effafe;
}

.map-section .section-number,
.map-section .member-output__kicker {
  color: var(--sea-deep);
}

.map-section .section-heading > p,
.map-section .section-heading > div > p:not(.section-number) {
  color: var(--ink-soft);
}

.archipelago-map .island {
  fill: var(--leaf);
  stroke: #ffffff;
  stroke-width: 4;
}

.archipelago-map .island-group:hover .island,
.archipelago-map .island-group:focus .island,
.archipelago-map .island-group.is-active .island {
  fill: var(--sea);
  stroke: var(--sea-deep);
  filter: drop-shadow(0 8px 14px rgba(36, 127, 171, 0.22));
}

.map-stage__hint {
  color: var(--ink-soft);
}

.member-output {
  background: rgba(255, 255, 255, 0.7);
  border-top-color: #8acbe1;
  border-bottom-color: #8acbe1;
  padding-inline: 24px;
}

.member-output__name {
  color: var(--sea-deep);
  font-weight: 600;
}

.member-output__list {
  color: var(--ink-soft);
}

.island-index li {
  border-color: rgba(75, 169, 216, 0.28);
}

.island-index__number {
  color: var(--sea-deep);
}

.island-index strong {
  color: var(--ink);
  font-weight: 500;
}

.island-index div > span {
  color: var(--ink-soft);
}

.island-index li.is-active strong {
  color: var(--sea-deep);
}

.island-index li.is-active strong::after {
  color: var(--leaf-deep);
  font-family: var(--sans);
}

.about {
  background: var(--white);
}

.about-editorial {
  border-top: 2px solid var(--sea);
}

.about-editorial__lead h3 {
  color: var(--sea-deep);
  font-weight: 600;
  line-height: 1.65;
}

.about-editorial__items h3 {
  color: var(--ink);
  font-weight: 500;
}

.about-editorial article > p:last-child {
  color: var(--ink-soft);
}

.about-editorial__items article {
  border-color: var(--line);
}

.about-editorial__number {
  color: #9bd5e8;
  font-weight: 500;
}

.about-editorial__label {
  color: var(--leaf-deep);
  font-weight: 600;
}

.text-link {
  color: var(--sea-deep);
  border-color: var(--sea);
  font-weight: 500;
}

.faq {
  background: var(--white);
}

.faq-list {
  border-color: #86cbe2;
}

.faq-list details {
  border-color: var(--line);
}

.faq-list summary {
  color: var(--ink);
  font-weight: 500;
  transition: background-color 180ms ease;
}

.faq-list summary:hover,
.faq-list summary:focus-visible {
  background: #effafe;
}

.faq-list__q,
.faq-list__answer > span {
  color: var(--sea-deep);
  font-weight: 600;
}

.faq-list__mark::before,
.faq-list__mark::after {
  height: 2px;
  background: var(--leaf-deep);
}

.faq-list__answer p {
  color: var(--ink-soft);
}

.contact {
  color: var(--white);
  background: var(--sea-deep);
}

.contact .section-number {
  color: #fff1b7;
}

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

.contact .section-heading > div > p:not(.section-number) {
  color: rgba(255, 255, 255, 0.92);
}

.contact__planned {
  color: var(--white) !important;
  border-color: rgba(255, 255, 255, 0.55);
}

.contact-types {
  border-color: rgba(255, 255, 255, 0.7);
}

.contact-types li {
  border-color: rgba(255, 255, 255, 0.46);
}

.contact-types li > span {
  color: #fff1b7;
  font-weight: 600;
}

.contact-types strong {
  color: var(--white);
  font-weight: 500;
}

.contact-types small,
.contact__footnote {
  color: rgba(255, 255, 255, 0.82);
}

.site-footer {
  color: var(--ink-soft);
  background: var(--white);
  border-color: var(--line);
}

.site-footer__name {
  color: var(--sea-deep);
  font-weight: 600;
}

.site-footer strong {
  color: var(--warning);
}

.site-footer a {
  color: var(--sea-deep);
  border-color: var(--sea);
}

.review-banner__label,
.site-name__en,
.eyebrow,
.section-number,
.member-output__kicker,
.island-index__number,
.about-editorial__number,
.faq-list__q,
.faq-list__answer > span,
.contact-types li > span,
.contact-types small {
  font-family: var(--sans);
}

@media (max-width: 960px) {
.site-header__inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 18px;
  }

.site-nav {
    width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 3px;
  }

.hero {
    min-height: 0;
  }

.hero__inner {
    min-height: 0;
    grid-template-columns: minmax(0, 1fr) minmax(250px, 0.7fr);
    gap: 28px;
  }

.hero__visual svg {
    max-height: 480px;
  }

.map-layout,
.about-editorial {
    grid-template-columns: minmax(0, 1fr) minmax(300px, 0.78fr);
    gap: 48px;
  }
}

@media (max-width: 720px) {
:root {
    --gutter: 22px;
  }

body {
    font-size: 15px;
  }

.review-banner__inner {
    min-height: 58px;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 2px 10px;
    padding-block: 8px;
    letter-spacing: 0.08em;
  }

.review-banner__notice {
    grid-column: 1 / -1;
    margin-left: 0;
  }

.site-header__inner {
    min-height: 118px;
    padding-block: 18px 15px;
  }

.site-name__ja {
    font-size: 12px;
  }

.site-nav {
    gap: 22px;
    font-size: 10px;
  }

.hero::before {
    display: none;
  }

.hero__inner {
    padding-top: 70px;
    padding-bottom: 100px;
    grid-template-columns: 1fr;
    gap: 48px;
  }

.hero h1 {
    margin: 22px 0 28px;
    font-size: clamp(44px, 13.3vw, 66px);
    line-height: 1.2;
  }

.hero__lead {
    font-size: 20px;
  }

.hero__note {
    font-size: 12px;
  }

.hero__visual {
    width: 82%;
    margin: 0 auto;
  }

.hero__visual svg {
    max-height: 430px;
  }

.hero__review-note {
    right: var(--gutter);
    bottom: 22px;
    left: var(--gutter);
    font-size: 9px;
    line-height: 1.6;
  }

.section {
    padding-block: 96px;
  }

.section-heading,
.section-heading--split {
    margin-bottom: 52px;
    grid-template-columns: 1fr;
    gap: 28px;
  }



.section-heading h2 {
    margin-top: 15px;
    font-size: clamp(32px, 10.25vw, 40px);
  }



.map-layout {
    grid-template-columns: 1fr;
    gap: 54px;
  }

.map-stage {
    width: min(100%, 520px);
    margin: 0 auto;
  }

.map-information {
    display: contents;
  }

.member-output {
    order: 2;
  }

.island-index {
    order: 3;
    margin-top: -30px;
  }

.about-editorial {
    grid-template-columns: 1fr;
    gap: 72px;
  }

.about-editorial__lead h3 {
    margin-top: 42px;
  }

.faq-list summary {
    min-height: 92px;
    grid-template-columns: 28px 1fr 20px;
    gap: 12px;
    padding-block: 22px;
    font-size: 17px;
  }

.faq-list__answer {
    padding: 0 10px 30px 40px;
    grid-template-columns: 20px 1fr;
    gap: 10px;
  }

.contact-types {
    grid-template-columns: 1fr;
  }

.contact-types li,
.contact-types li:first-child,
.contact-types li:last-child {
    min-height: 112px;
    padding: 20px 0;
    display: grid;
    grid-template-columns: 38px 1fr auto;
    align-items: center;
    border-right: 0;
    border-bottom: 1px solid #6e7f82;
  }

.contact-types li:last-child {
    border-bottom: 0;
  }

.contact-types strong {
    margin: 0;
    font-size: 25px;
  }

.contact-types small {
    margin: 0;
  }

.site-footer__inner {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 22px;
  }

.site-footer a {
    width: fit-content;
  }
}

@media (max-width: 460px) {
.hero__visual {
    width: 94%;
  }

.hero__visual::before {
    inset: 12% -6% 1% 4%;
  }

.hero__lead {
    font-size: 18px;
  }

.hero h1 {
    font-size: clamp(38px, 12.2vw, 60px);
  }



.text-link {
    width: fit-content;
  }

.contact-types small {
    display: none;
  }
}

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

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

/* Initial public candidate: reuse the existing palette, typography and map. */
:root { --sea-deep: #216f96; --ink-soft: #526b7b; --warning: #a64940; }
[hidden] { display: none !important; }
html { scroll-padding-top: 100px; }
body { overflow-wrap: anywhere; }
.site-header__inner { gap: 28px; }
.site-name { flex-shrink: 1; }
.site-nav { flex-wrap: wrap; gap: 4px 22px; font-size: 13px; }
.site-nav a { display: inline-flex; align-items: center; min-height: 44px; }
.review-banner__inner { font-size: 12px; }
.hero__inner { padding-top: 80px; padding-bottom: 88px; gap: 56px; }
.hero h1 { font-size: clamp(46px, 5.6vw, 78px); }
.hero__note { font-size: 16px; }
.hero__visual svg { overflow: visible; }
.hero__visual figcaption { margin-top: 28px; font-size: 11px; }
.hero__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 24px; margin-top: 30px; }
.button-link { display: inline-flex; align-items: center; justify-content: space-between; gap: 28px; min-height: 48px; padding: 10px 22px; color: var(--white); background: var(--sea-deep); border-radius: 4px; font-weight: 500; }
.button-link:hover { background: var(--ink); }
.text-link { min-height: 44px; font-size: 15px; }
.section { padding-block: clamp(76px, 9vw, 128px); }
.section-heading { margin-bottom: 56px; }
.section-heading h2 { font-size: clamp(32px, 4.3vw, 56px); }
.section-heading > p, .section-heading > div > p:not(.section-number) { font-size: 16px; }
.about-editorial { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 64px; }
.about-editorial__lead h3 { font-size: clamp(28px, 3vw, 40px); margin-top: 30px; }
.about-editorial__items h3 { font-size: clamp(23px, 2.2vw, 29px); margin-top: 16px; }
.about-editorial__label { font-size: 13px; }
.about-editorial article > p:last-child { font-size: 16px; }
.map-layout { grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: 72px; }
.map-stage { padding: 12px 16px 0; }
.map-stage__hint { margin-top: 34px; font-size: 13px; letter-spacing: 0; }
.archipelago-map .island-group:focus-visible { outline: 3px solid var(--sea-deep); outline-offset: 6px; }
.map-information { display: flex; gap: 24px; }
.island-index { display: flex; flex-wrap: wrap; gap: 10px; margin: 0; }
.island-index button { min-height: 48px; padding: 9px 16px; color: var(--ink); background: var(--white); border: 1px solid #75a9bd; border-radius: 4px; cursor: pointer; }
.island-index button:hover { background: var(--sea-pale); }
.island-index button.is-active { color: var(--white); background: var(--sea-deep); border-color: var(--sea-deep); }
.member-output { min-height: 240px; padding: 28px; border-radius: 4px; }
.member-output__name { margin: 14px 0 24px; font-size: 30px; }
.member-empty { padding-top: 20px; border-top: 1px solid var(--line); }
.member-empty p { margin: 0; }
.member-empty p + p { margin-top: 6px; color: var(--ink-soft); font-size: 15px; }
.member-card { display: flex; align-items: flex-start; gap: 20px; padding-block: 22px; border-top: 1px solid var(--line); }
.member-card > div { min-width: 0; }
.member-card img { width: 80px; height: 80px; object-fit: cover; border-radius: 50%; }
.member-card p, .member-card h4 { margin: 0; }
.member-card__area, .member-card__role { font-size: 14px; color: var(--ink-soft); }
.member-card .member-card__name { margin: 6px 0; font-size: 24px; }
.member-card .member-card__intro { margin-top: 12px; }
.join { background: var(--white); }
.schools { background: var(--leaf-pale); }
.guidance-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(230px, 0.52fr); align-items: center; gap: 60px; padding-top: 32px; border-top: 1px solid var(--sea); }
.guidance-row h3 { margin: 0 0 16px; font-size: 24px; font-weight: 500; }
.guidance-row p { margin: 0; color: var(--ink-soft); }
.guidance-row > .text-link { justify-self: end; }
.unavailable { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; padding: 22px; border: 1px solid #77a993; border-radius: 4px; background: rgba(255,255,255,.7); }
.unavailable strong { color: var(--ink); font-weight: 500; }
.faq-list__answer p { font-size: 16px; }
.faq-list__answer a, .contact-school a { text-decoration: underline; text-underline-offset: 5px; }
.faq-list__q, .faq-list__answer > span { font-size: 15px; }
.contact-types li { min-height: 220px; }
.contact-types li > span { font-size: 12px; }
.contact-types h3 { margin: 30px 0 10px; font-size: 32px; font-weight: 500; }
.contact-types p { margin: 0; font-size: 16px; }
.contact-window { margin-top: 36px; padding: 26px; border: 1px solid rgba(255,255,255,.7); border-radius: 4px; }
.contact-window p { margin: 0; font-size: 15px; }
.contact-window strong { display: block; margin-block: 8px; font-size: 23px; font-weight: 500; }
.contact-school { font-size: 16px; margin: 28px 0 40px; }
.medical-notice { padding: 26px; color: var(--ink); background: var(--white); border-radius: 4px; }
.medical-notice h3 { margin: 0 0 12px; font-size: 19px; }
.medical-notice p { margin: 0; }
.medical-notice p + p { margin-top: 10px; font-size: 15px; color: var(--ink-soft); }
.site-footer__inner { font-size: 12px; gap: 28px; }
.site-footer a { display: inline-flex; align-items: center; min-height: 44px; }
@media (max-width: 1100px) {
  .site-header__inner { flex-direction: column; align-items: flex-start; gap: 10px; }
  .site-nav { justify-content: flex-start; }
}
@media (max-width: 720px) {
  body { font-size: 16px; }
  .review-banner__inner { letter-spacing: 0; }
  .review-banner__notice { font-size: 11px; }
  .site-header__inner { min-height: 0; padding-block: 18px; }
  .site-name__ja { font-size: 12px; letter-spacing: 0; }
  .site-nav { gap: 0 18px; overflow: visible; padding: 0; font-size: 13px; }
  .hero__inner { padding-top: 48px; padding-bottom: 60px; gap: 38px; }
  .hero h1 { font-size: clamp(36px, 11vw, 60px); }
  .eyebrow { font-size: 10px; letter-spacing: .1em; }
  .hero__lead { font-size: 20px; }
  .hero__note { font-size: 16px; }
  .hero__actions { align-items: flex-start; flex-direction: column; gap: 12px; }
  .hero__visual { width: 86%; }
  .hero__visual::before { inset: 12% -6% 1% 4%; }
  .hero__visual figcaption { font-size: 9px; letter-spacing: .1em; }
  .section-heading { margin-bottom: 36px; gap: 24px; }
  .section-heading h2 { font-size: 34px; }
  .about-editorial, .map-layout, .guidance-row { grid-template-columns: 1fr; gap: 36px; }
  .map-information { display: flex; }
  .island-index { order: 0; margin: 0; gap: 8px; }
  .island-index button { font-size: 15px; padding: 9px 14px; }
  .member-output { order: 1; padding: 24px; }
  .map-stage { padding-inline: 12px; }
  .map-stage__hint { font-size: 12px; }
  .guidance-row > .text-link { justify-self: start; }
  .faq-list__answer { padding-left: 12px; padding-right: 8px; }
  .contact-types li, .contact-types li:first-child, .contact-types li:last-child { display: block; min-height: 0; padding-block: 24px; border-color: rgba(255,255,255,.46); }
  .contact-types h3 { margin: 12px 0 6px; font-size: 28px; }
  .contact-window, .medical-notice { padding: 22px; }
  .contact-window strong { font-size: 21px; }
  .site-footer__inner { gap: 20px; }
}
.contact .section-heading > p { color: var(--white); }
.archipelago-map .island { stroke: var(--leaf-deep); stroke-width: 2; }

/* Supplied visual assets, limited to the hero and participation sections. */
.hero__art {
  position: relative;
  width: 100%;
  max-width: 450px;
  height: 500px;
  justify-self: end;
}
.hero__coast {
  position: absolute;
  top: 0;
  right: 0;
  width: min(100%, 408px);
  height: auto;
  border-radius: 44% 8% 38% 8%;
}
.hero__flower {
  position: absolute;
  bottom: 80px;
  left: 4px;
  width: 132px;
  height: auto;
  border-radius: 48% 46% 12% 44%;
}
.hero__art .hero__visual {
  position: absolute;
  right: 0;
  bottom: 32px;
  width: 248px;
  margin: 0;
  padding: 24px 18px 12px;
  background: var(--white);
  border-radius: 50% 50% 12% 12%;
}
.hero__art .hero__visual::before { display: none; }
.hero__art .hero__visual svg { width: 100%; max-height: none; }
.hero__art .hero__visual figcaption {
  margin-top: 18px;
  padding-top: 10px;
  font-size: 9px;
  letter-spacing: .04em;
}
.hero__image-note {
  position: absolute;
  right: 0;
  bottom: 0;
  margin: 0;
  color: var(--ink-soft);
  font-size: 12px;
  letter-spacing: 0;
}
.join__body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 380px);
  align-items: center;
  gap: 64px;
}
.join__body .guidance-row { grid-template-columns: 1fr; gap: 22px; }
.join__body .guidance-row > .text-link { justify-self: start; }
.join__people { margin: 0; min-width: 0; }
.join__people-scene {
  position: relative;
  display: flex;
  align-items: flex-end;
  isolation: isolate;
}
.join__people-scene::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 35% 8% 5%;
  border-radius: 50% 45% 36% 32%;
  background: var(--leaf-pale);
}
.join__people img { width: 56%; max-width: none; height: auto; }
.join__people img + img { margin-left: -12%; }
.join__people figcaption { margin-top: 8px; color: var(--ink-soft); font-size: 12px; text-align: center; }
@media (min-width: 721px) and (max-width: 960px) {
  .hero__art { height: 390px; }
  .hero__art .hero__visual { width: 200px; }
  .hero__flower { width: 86px; bottom: 100px; left: 0; }
  .join__body { gap: 32px; grid-template-columns: minmax(0, 1fr) minmax(0, 270px); }
}
@media (max-width: 720px) {
  .hero__art { max-width: 390px; height: 210px; justify-self: center; }
  .hero__coast { top: 4px; left: 0; right: auto; width: 62%; }
  .hero__flower { display: none; }
  .hero__art .hero__visual { width: 43%; bottom: 24px; padding: 14px 10px 8px; }
  .hero__art .hero__visual figcaption { display: block; margin-top: 12px; font-size: 8px; }
  .hero__art .hero__visual figcaption span { display: block; margin-top: 4px; }
  .hero__image-note { font-size: 11px; }
  .join__body { grid-template-columns: 1fr; gap: 24px; }
  .join__people { width: min(100%, 320px); justify-self: center; }
}
@media (max-width: 720px) {
  .join__body .guidance-row h3 { font-size: 22px; text-wrap: balance; }
}

/* Students and the adults supporting their learning. */
.about-editorial__lead > p:not(.about-editorial__label) {
  max-width: 660px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 2.15;
}
.community-visual { margin: 0; min-width: 0; }
.community-visual--students { margin-top: 36px; }
.community-visual__people {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 20px;
  isolation: isolate;
}
.community-visual__people::before {
  content: "";
  position: absolute;
  z-index: -1;
  width: min(100%, 380px);
  top: 36%;
  bottom: 3px;
  border-radius: 50% 48% 38% 40%;
  background: var(--sea-pale);
}
.community-visual img { width: auto; height: 190px; max-width: none; }
.community-visual figcaption { margin-top: 12px; font-size: 12px; color: var(--ink-soft); text-align: center; }
.school-community { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 370px); align-items: center; gap: 64px; }
.school-community .guidance-row { grid-template-columns: 1fr; gap: 24px; }
.community-visual--adults .community-visual__people::before { background: #ffffff; }
.community-visual--adults img { height: 184px; }
@media (min-width: 721px) and (max-width: 960px) {
  .community-visual__people { gap: 12px; }
  .community-visual img { height: 156px; }
  .school-community { gap: 32px; grid-template-columns: minmax(0, 1fr) minmax(0, 280px); }
}
@media (max-width: 720px) {
  .community-visual--students { margin-top: 28px; }
  .community-visual__people { gap: 12px; }
  .community-visual img { height: 154px; }
  .school-community { grid-template-columns: 1fr; gap: 32px; }
  .community-visual--adults img { height: 154px; }
}