:root {
  --paper: #f1efe7;
  --paper-light: #f8f7f2;
  --ink: #12372f;
  --ink-soft: #5c6b65;
  --deep: #0a2b24;
  --gold: #af9454;
  --line: rgba(18, 55, 47, .18);
  --light-line: rgba(248, 247, 242, .24);
  --display: "Yu Mincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
  --body: "Yu Gothic", "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif;
  --page: clamp(24px, 5.5vw, 88px);
  --section-y: clamp(108px, 14vw, 220px);
  --max: 1440px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--body);
  line-height: 1.9;
  font-feature-settings: "palt";
}
img { display: block; width: 100%; }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
a:focus-visible { outline: 2px solid var(--gold); outline-offset: 6px; }
main { overflow: clip; }
.hero__title,
.mvv__text,
.purpose__copy h2,
.person__copy h2,
.receive__lead,
.give__item h2,
.news__title {
  text-wrap: balance;
}

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: 8vw var(--page);
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(circle at 82% 22%, rgba(175,148,84,.08), transparent 26%),
    linear-gradient(145deg, var(--paper-light), var(--paper));
}
.hero__ring {
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(72vw, 760px);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background:
    conic-gradient(
      from 48deg,
      transparent 0deg 84deg,
      rgba(17, 62, 49, .065) 84deg 360deg
    );
  -webkit-mask:
    radial-gradient(
      farthest-side,
      transparent calc(100% - 2px),
      #000 calc(100% - 2px)
    );
  mask:
    radial-gradient(
      farthest-side,
      transparent calc(100% - 2px),
      #000 calc(100% - 2px)
    );
  pointer-events: none;
}
.hero__title {
  position: relative;
  z-index: 1;
  margin: 0;
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(42px, 6.2vw, 98px);
  line-height: 1.16;
  letter-spacing: -.065em;
  white-space: nowrap;
}
.hero__break { display: none; }

.nav {
  position: sticky;
  top: 0;
  z-index: 30;
  min-height: 78px;
  padding: 0 var(--page);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(241,239,231,.91);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(18,55,47,.10);
}
.nav__logo { width: clamp(178px, 18vw, 252px); }
.nav__links { display: flex; align-items: center; gap: clamp(18px, 3vw, 48px); }
.nav__links a {
  position: relative;
  font-size: 12px;
  letter-spacing: .02em;
}
.nav__links a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%; bottom: -7px;
  height: 1px;
  background: currentColor;
  transition: right .35s ease;
}
.nav__links a:hover::after { right: 0; }



.mvv {
  min-height: calc(100svh - 78px);
  display: grid;
  align-items: stretch;
  background: var(--paper-light);
}
.mvv__field {
  width: min(100%, var(--max));
  min-height: calc(100svh - 78px);
  margin: 0 auto;
  padding: clamp(62px, 7vw, 104px) var(--page);
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  gap: clamp(54px, 6.5vw, 96px);
}
.mvv__statements {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(54px, 7vw, 116px);
  align-items: center;
}
.mvv__statement {
  min-width: 0;
}
.mvv__statement + .mvv__statement {
  padding-left: clamp(40px, 5vw, 82px);
  border-left: 1px solid var(--line);
}
.mvv__label {
  margin: 0 0 clamp(20px, 2vw, 30px);
  color: var(--gold);
  font-size: 11px;
  letter-spacing: .06em;
}
.mvv__text {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(32px, 3.4vw, 56px);
  line-height: 1.26;
  letter-spacing: -.05em;
}
.mvv__values-block {
  margin: 0 calc(var(--page) * -1);
  padding: clamp(28px, 3vw, 42px) var(--page) clamp(32px, 3.3vw, 48px);
  color: var(--paper-light);
  background:
    linear-gradient(rgba(17, 62, 49, .50), rgba(17, 62, 49, .50)),
    url('assets/images/foundation-artwork-01.png') center top / cover no-repeat;
  border-top: 1px solid rgba(248,247,242,.16);
  border-bottom: 1px solid rgba(248,247,242,.16);
}
.mvv__label--value {
  margin-bottom: clamp(22px, 2.3vw, 34px);
}
.mvv__values {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  align-items: center;
}
.mvv__values span {
  position: relative;
  text-align: center;
  font-family: var(--display);
  font-size: clamp(19px, 1.8vw, 28px);
  letter-spacing: .03em;
  white-space: nowrap;
}
.mvv__values span + span::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 1px;
  height: 36px;
  transform: translateY(-50%);
  background: rgba(248,247,242,.22);
}

.purpose {
  min-height: 100svh;
  position: relative;
  display: grid;
  align-items: end;
  color: var(--paper-light);
  background: linear-gradient(rgba(17,62,49,.34),rgba(17,62,49,.34)),var(--deep);
}
.purpose__image {
  position: absolute;
  inset: 0;
}
.purpose__image img {
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.purpose__image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(rgba(17, 62, 49, .34), rgba(17, 62, 49, .34));
}
.purpose__copy {
  position: relative;
  z-index: 1;
  width: min(100%, var(--max));
  margin: 0 auto;
  padding: clamp(100px, 13vw, 190px) var(--page);
}
.purpose__copy h2 {
  margin: 26px 0 34px;
  max-width: 1000px;
  font-family: var(--display);
  font-size: clamp(44px, 6vw, 90px);
  line-height: 1.18;
  font-weight: 500;
  letter-spacing: -.055em;
}
.purpose__copy p:last-child {
  max-width: 690px;
  margin: 0;
  font-size: clamp(16px, 1.25vw, 19px);
  line-height: 2.2;
  color: rgba(248,247,242,.9);
}

.people {
  padding: var(--section-y) 0;
  background: var(--paper);
}
.person {
  width: min(100%, var(--max));
  margin: auto;
  padding: 0 var(--page);
  display: grid;
  grid-template-columns: minmax(380px, 1fr) minmax(0, 1.45fr);
  gap: clamp(48px, 8vw, 132px);
  align-items: center;
}
.person + .person { margin-top: clamp(150px, 19vw, 290px); }
.person__image { position: relative; }
.person__image::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 9% -7% -9% 7%;
  background: #e4e0d5;
}
.person__image img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  object-position: center;
}
.person__image--chairperson img {
  object-position: 50% 42%;
}
.person__image--laboratory img {
  object-position: 50% 50%;
}
.person__copy h2 {
  margin: 26px 0 34px;
  font-family: var(--display);
  font-size: clamp(31px, 3.7vw, 57px);
  font-weight: 500;
  line-height: 1.38;
  letter-spacing: -.04em;
}
.person__body {
  max-width: 48em;
  margin: 0;
  font-size: clamp(15px, 1.12vw, 18px);
  line-height: 2.25;
}
.person__body + .person__body { margin-top: 1.4em; }
.person__signature {
  margin: 38px 0 0;
  letter-spacing: .06em;
}

.receive {
  position: relative;
  padding: var(--section-y) var(--page);
  color: var(--paper-light);
  background: var(--deep);
}
.receive::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 31%;
  border-right: 1px solid var(--light-line);
}
.receive__inner {
  position: relative;
  width: min(100%, var(--max));
  margin: auto;
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: clamp(58px, 9vw, 150px);
}
.receive__lead {
  margin: 28px 0 0;
  font-family: var(--display);
  font-size: clamp(38px, 5vw, 74px);
  line-height: 1.35;
  letter-spacing: -.05em;
}
.receive__list {
  border-top: 1px solid var(--light-line);
}
.receive__item {
  padding: clamp(34px, 4vw, 58px) 0;
  border-bottom: 1px solid var(--light-line);
}
.receive__item h3 {
  margin: 0 0 14px;
  font-size: 18px;
  font-weight: 500;
}
.receive__item p {
  max-width: 48em;
  margin: 0;
  color: rgba(248,247,242,.76);
}

.give {
  padding: var(--section-y) var(--page);
  background: var(--paper-light);
}
.give__inner { width: min(100%, var(--max)); margin: auto; }
.give__grid {
  margin-top: clamp(42px, 6vw, 90px);
  display: grid;
  grid-template-columns: 1.35fr 1.35fr;
  column-gap: clamp(36px,4vw,72px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.give__item {
  min-height: 520px;
  padding: clamp(52px, 6vw, 92px) clamp(0px, 5vw, 82px) clamp(52px, 6vw, 92px) 0;
  display: flex;
  flex-direction: column;
}
.give__item + .give__item {
  padding-left: clamp(40px, 6vw, 96px);
  padding-right: 0;
  border-left: 1px solid var(--line);
}
.give__item h2 {
  margin: 0 0 32px;
  font-family: var(--display);
  font-size: clamp(35px, 4.5vw, 67px);
  font-weight: 500;
  letter-spacing: -.045em;
}
.give__item p { margin: 0; max-width: 920px; }
.text-link {
  margin-top: auto;
  width: max-content;
  padding: 8px 0 5px;
  border-bottom: 1px solid currentColor;
}

.news {
  padding: clamp(96px, 11vw, 160px) var(--page);
  background: var(--paper);
}
.news__inner { width: min(100%, var(--max)); margin: auto; }
.news__title {
  margin: 25px 0 58px;
  font-family: var(--display);
  font-size: clamp(42px, 5.3vw, 78px);
  font-weight: 500;
  letter-spacing: -.05em;
}
.news__row {
  display: grid;
  grid-template-columns: 210px 1fr;
  gap: 44px;
  padding: 30px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.news__row time { color: var(--gold); font-size: 12px; }
.news__row p { margin: 0; }

.footer {
  min-height: 180px;
  display: flex;
  align-items: center;
  padding: 0 var(--page);
  background: var(--deep);
}
.footer img { width: clamp(190px, 19vw, 270px); }

@media (max-width: 1040px) {
  .mvv__statement { grid-template-columns: 125px 1fr; }
  .mvv__text { font-size: clamp(29px, 4.1vw, 48px); }
  .person__copy h2 { font-size: clamp(29px, 3.5vw, 45px); }
}
@media (max-width: 759px) {
  .hero__ring {
    width: min(104vw, 560px);
    opacity: .86;
    transform: translate(-50%, -50%);
  }
  .hero__title {
    white-space: normal;
    text-align: center;
    font-size: clamp(42px, 12.8vw, 62px);
    line-height: 1.28;
  }
  .hero__break { display: block; }

  .nav {
    min-height: auto;
    padding: 14px 18px 12px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .nav__logo { width: 148px; }
  .nav__links {
    width: 100%;
    gap: 0;
    justify-content: space-between;
  }
  .nav__links a {
    font-size: 10px;
    white-space: nowrap;
  }
  .nav__links a:last-child { display: inline; }

  .mvv { min-height: auto; }
  .mvv__field {
    min-height: auto;
    padding: 82px 24px 96px;
    grid-template-rows: auto auto;
    gap: 58px;
  }
  .mvv__statements {
    grid-template-columns: 1fr;
    gap: 54px;
  }
  .mvv__statement + .mvv__statement {
    padding-left: 0;
    padding-top: 50px;
    border-left: 0;
    border-top: 1px solid var(--line);
  }
  .mvv__label { margin-bottom: 17px; }
  .mvv__text {
    font-size: clamp(34px, 9.7vw, 47px);
    line-height: 1.34;
  }
  .mvv__values-block {
    margin: 0 -24px;
    padding: 31px 24px 36px;
  }
  .mvv__values {
    grid-template-columns: 1fr 1fr;
    gap: 24px 0;
  }
  .mvv__values span {
    font-size: clamp(19px, 5.6vw, 25px);
  }
  .mvv__values span:nth-child(3)::before { display: none; }

  .purpose { min-height: 86svh; }
  .purpose__image::after { background: rgba(6,22,18,.66); }
  .purpose__copy { padding: 105px 24px; }
  .purpose__copy h2 { font-size: clamp(43px, 12vw, 61px); }

  .people { padding: 112px 0; }
  .person {
    grid-template-columns: 1fr;
    gap: 54px;
    padding: 0 24px;
  }
  .person + .person { margin-top: 138px; }
  .person__image {
    width: min(100%, 520px);
  }
  .person__image::before {
    inset: 8% -5% -8% 5%;
  }
  .person__copy h2 {
    font-size: clamp(33px, 9.3vw, 47px);
  }
  .person__body {
    max-width: none;
    line-height: 2.08;
  }

  .receive { padding: 112px 24px; }
  .receive::before { display: none; }
  .receive__inner {
    grid-template-columns: 1fr;
    gap: 70px;
  }
  .receive__lead { font-size: clamp(42px, 12vw, 60px); }
  .receive__item p { max-width: none; }

  .give { padding: 110px 24px; }
  .give__grid {
    grid-template-columns: 1fr;
    column-gap: 0;
  }
  .give__item,
  .give__item + .give__item {
    min-height: 450px;
    padding: 56px 0;
    border-left: 0;
  }
  .give__item + .give__item { border-top: 1px solid var(--line); }
  .give__item h2 { font-size: clamp(38px, 10.5vw, 55px); }

  .news { padding: 100px 24px; }
  .news__row {
    grid-template-columns: 1fr;
    gap: 9px;
  }
  .footer {
    min-height: 150px;
    padding: 0 24px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}

.purpose__lead{text-wrap:balance;}@media(max-width:759px){.purpose__lead{word-break:keep-all;overflow-wrap:normal}.purpose__lead .nowrap{white-space:nowrap}}

/* v1.11 — Value and Purpose share the same artwork. */
.mvv__values-block {
  background-position: center top;
}
.purpose__image img {
  object-position: center bottom;
}

/* v1.12 — Image caption component */
.person__figure {
  margin: 0;
  min-width: 0;
}
.image-caption {
  margin-top: 10px;
  color: rgba(22, 38, 33, .62);
  font-family: var(--body);
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: .02em;
  text-align: left;
}
@media (max-width: 759px) {
  .image-caption {
    margin-top: 8px;
    font-size: 11px;
  }
}


/* v2.1 — One continuous artwork across Value and Purpose on all viewports. */
.value-purpose-background {
  position: relative;
  isolation: isolate;
  background-color: var(--deep);
  background-image: url('assets/images/foundation-artwork-01.png');
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
}
.value-purpose-background .mvv__values-block {
  margin: 0;
  padding: clamp(28px, 3vw, 42px) var(--page) clamp(32px, 3.3vw, 48px);
  background: rgba(17, 62, 49, .50);
}
.value-purpose-background .purpose { background: rgba(17, 62, 49, .34); }
.value-purpose-background .purpose__image { display: none; }
@media (max-width: 759px) {
  .value-purpose-background {
    background-position: center top;
    background-size: auto 100%;
  }
  .value-purpose-background .mvv__values-block {
    margin: 0;
    padding: 31px 24px 36px;
  }
  .value-purpose-background .purpose { background: rgba(6, 22, 18, .66); }
}