:root {
  --color-primary: #0b2564;
  --color-ink: #171717;
  --color-muted: #666666;
  --color-faint: #707070;
  --color-bg: #fcfcfb;
  --color-surface: #ffffff;
  --color-soft: #f5f5f2;
  --color-border: #deded8;
  --color-border-soft: #eeeeea;
  --color-cyan: #00d4e8;
  --color-magenta: #e8178a;
  --color-yellow: #ffd200;
  --font-serif: "Noto Serif JP", "Hiragino Mincho ProN", YuMincho, serif;
  --font-sans: "IBM Plex Sans JP", "Noto Sans JP", "Hiragino Sans", "Yu Gothic", sans-serif;
  --font-mono: "IBM Plex Mono", "IBM Plex Sans JP", "Noto Sans JP", monospace;
  --font-jp: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", sans-serif;
  --container: 1180px;
  --page-pad: 48px;
  --header-height: 72px;
  --hero-lift: 0px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
  letter-spacing: 0;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 300;
  line-height: 2;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.is-menu-open {
  overflow: hidden;
}

a {
  color: inherit;
}

a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 4px;
}

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

p,
h1,
h2,
h3,
dl,
dd,
ol {
  margin: 0;
}

.page-shell {
  width: min(100%, var(--container));
  margin: 0 auto;
  padding: 0 var(--page-pad);
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 0 var(--page-pad);
  background: rgba(252, 252, 251, 0.94);
  border-bottom: 1px solid var(--color-border-soft);
  backdrop-filter: blur(16px);
}

.header-logo {
  width: 36px;
  min-width: 36px;
  display: inline-flex;
  align-items: center;
}

.header-logo img {
  width: 100%;
  height: auto;
  display: block;
}

.menu-toggle {
  width: 44px;
  height: 44px;
  display: none;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  position: relative;
  color: var(--color-primary);
  background: transparent;
  border: 0;
  border-radius: 0;
  cursor: pointer;
}

.menu-toggle:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 4px;
}

.menu-toggle-line {
  width: 18px;
  height: 1px;
  position: absolute;
  left: 50%;
  background: currentColor;
  transform: translateX(-50%);
  transition:
    opacity 180ms ease,
    top 180ms ease,
    transform 180ms ease;
}

.menu-toggle-line:nth-child(1) {
  top: 16px;
}

.menu-toggle-line:nth-child(2) {
  top: 21px;
}

.menu-toggle-line:nth-child(3) {
  top: 26px;
}

.site-header.is-menu-open .menu-toggle-line:nth-child(1) {
  top: 21px;
  transform: translateX(-50%) rotate(42deg);
}

.site-header.is-menu-open .menu-toggle-line:nth-child(2) {
  opacity: 0;
}

.site-header.is-menu-open .menu-toggle-line:nth-child(3) {
  top: 21px;
  transform: translateX(-50%) rotate(-42deg);
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 28px;
  overflow-x: auto;
  white-space: nowrap;
}

.menu-visual {
  display: none;
}

.site-nav a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
  transition: color 180ms ease;
}

.site-nav a:hover,
.site-nav a.is-current {
  color: var(--color-primary);
}

.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: var(--header-height) 0 0;
}

.hero-grid {
  display: grid;
  justify-content: center;
  justify-items: start;
  transform: translateY(var(--hero-lift));
}

.hero-mark {
  width: min(400px, 100%);
}

.hero-mark img {
  width: 100%;
  height: auto;
}

.hero-rule,
.section-rule {
  width: 100%;
  height: 1px;
  background: var(--color-border);
  transform-origin: left center;
}

.hero-rule {
  display: none;
}

.hero-copy {
  width: fit-content;
  max-width: 920px;
  margin-top: 64px;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 22px;
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.18em;
  line-height: 1.6;
  text-transform: uppercase;
}

.hero-title {
  margin: 0 0 30px;
  color: var(--color-primary);
  font-family: var(--font-serif);
  font-size: 46px;
  font-weight: 300;
  line-height: 1.62;
}

.mobile-break {
  display: none;
}

.hero-sub {
  max-width: 920px;
  color: var(--color-ink);
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 300;
  line-height: 1.95;
}

.hero-en {
  margin-top: 24px;
  color: var(--color-muted);
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 300;
  line-height: 1.9;
}

.editorial-section {
  position: relative;
}

.editorial-section .page-shell {
  padding-top: 104px;
  padding-bottom: 112px;
}

.section-heading {
  padding-bottom: 28px;
  margin-bottom: 64px;
  border-bottom: 1px solid var(--color-border-soft);
}

.section-heading h2 {
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 500;
  letter-spacing: 0.16em;
  line-height: 1.6;
  text-transform: uppercase;
}

.text-columns {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.78fr);
  gap: 72px;
  align-items: start;
}

.text-columns-wide {
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.8fr);
}

.about-visual {
  margin: 64px 0 0;
  overflow: hidden;
  border: 1px solid var(--color-border-soft);
  border-radius: 4px;
  background: rgba(245, 245, 242, 0.58);
}

.about-visual img {
  width: 100%;
  height: auto;
  aspect-ratio: 1180 / 664;
  object-fit: cover;
  filter: saturate(0.9) contrast(0.98);
}

.jp-copy {
  max-width: 760px;
  color: var(--color-ink);
  font-family: var(--font-jp);
  font-size: 15px;
  line-height: 2.08;
}

.jp-copy p + p {
  margin-top: 1.45em;
}

.lead-serif {
  color: var(--color-primary);
  font-family: var(--font-serif);
  font-size: 25px;
  font-weight: 300;
  line-height: 1.85;
}

.en-copy {
  max-width: 520px;
  color: var(--color-muted);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 300;
  line-height: 1.9;
}

.en-copy p + p {
  margin-top: 1.15em;
}

.fields-list {
  list-style: none;
  padding: 0;
}

.field-row {
  min-height: 82px;
  display: grid;
  grid-template-columns: 104px minmax(0, 1fr);
  align-items: center;
  gap: 32px;
  border-bottom: 1px solid var(--color-border-soft);
}

.field-row span {
  color: var(--color-faint);
  font-family: var(--font-mono);
  font-size: 18px;
  font-style: normal;
}

.field-row p {
  color: var(--color-ink);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.7;
}

.field-row p::after {
  content: "";
  width: 8px;
  height: 8px;
  margin-left: 14px;
  display: inline-block;
  vertical-align: middle;
  background: var(--color-cyan);
}

.field-row:nth-child(3n + 2) p::after {
  background: var(--color-magenta);
}

.field-row:nth-child(3n) p::after {
  background: var(--color-yellow);
}

.members-list {
  border-top: 0;
}

.member-item {
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: 36px;
  padding: 36px 0;
  border-bottom: 1px solid var(--color-border-soft);
}

.member-photo {
  width: 112px;
  height: 112px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(245, 245, 242, 0.58);
  border: 1px solid rgba(222, 222, 216, 0.58);
  border-radius: 4px;
}

.member-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.88);
}

.member-photo span {
  color: rgba(11, 37, 100, 0.28);
  font-family: var(--font-mono);
  font-size: 18px;
  font-style: normal;
  font-weight: 400;
  letter-spacing: 0.12em;
}

.member-body {
  display: grid;
  grid-template-columns: minmax(220px, 0.42fr) minmax(0, 1fr);
  gap: 42px;
  align-items: start;
}

.member-meta h3 {
  margin-bottom: 14px;
  color: var(--color-primary);
  font-family: var(--font-serif);
  font-size: 21px;
  font-weight: 400;
  line-height: 1.55;
}

.member-meta p {
  color: var(--color-muted);
  font-size: 12px;
  font-weight: 400;
  line-height: 1.75;
}

.member-meta p + p {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--color-border-soft);
}

.member-bio {
  max-width: 660px;
  color: var(--color-ink);
  font-size: 13px;
  line-height: 1.95;
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(280px, 0.72fr);
  gap: 80px;
  align-items: start;
}

.contact-main p {
  max-width: 600px;
  color: var(--color-primary);
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 300;
  line-height: 1.85;
}

.mail-link {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  margin-top: 36px;
  color: var(--color-primary);
  font-family: var(--font-sans);
  font-size: 22px;
  font-weight: 300;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.contact-details {
  display: grid;
  gap: 28px;
}

.contact-details div {
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border-soft);
}

.contact-details dt {
  margin-bottom: 9px;
  color: var(--color-faint);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.contact-details dd {
  color: var(--color-ink);
  font-size: 14px;
  line-height: 1.85;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 34px var(--page-pad);
  color: var(--color-muted);
  background: var(--color-soft);
  border-top: 1px solid var(--color-border-soft);
  font-size: 12px;
}

.js [data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 720ms ease,
    transform 720ms ease;
}

.js .hero-rule[data-reveal],
.js .section-rule {
  transform: scaleX(0);
}

.js [data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

.js .hero-rule[data-reveal].is-visible,
.js .section-rule.is-visible {
  transform: scaleX(1);
}

@media (max-width: 960px) {
  :root {
    --page-pad: 32px;
    --header-height: 68px;
    --hero-lift: 0px;
  }

  .site-header {
    gap: 20px;
  }

  .header-logo {
    width: 34px;
    min-width: 34px;
  }

  .site-nav {
    gap: 20px;
  }

  .hero {
    padding: var(--header-height) 0 0;
  }

  .hero-rule {
    display: none;
  }

  .hero-copy {
    max-width: 100%;
    margin-top: 56px;
  }

  .hero-title {
    font-size: 40px;
  }

  .hero-sub {
    font-size: 19px;
  }

  .editorial-section .page-shell {
    padding-top: 84px;
    padding-bottom: 92px;
  }

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

  .section-heading {
    margin-bottom: 48px;
  }

  .text-columns,
  .contact-grid {
    gap: 44px;
  }

  .about-visual {
    margin-top: 44px;
  }

  .en-copy {
    max-width: 760px;
  }

  .member-body {
    grid-template-columns: 1fr;
    gap: 22px;
  }
}

@media (max-width: 640px) {
  :root {
    --page-pad: 22px;
    --header-height: 72px;
    --hero-lift: 0px;
  }

  body {
    font-size: 14px;
  }

  html {
    scroll-padding-top: 0;
  }

  .site-header {
    position: relative;
    top: auto;
    left: auto;
    right: auto;
    align-items: center;
    padding-top: 0;
    padding-bottom: 0;
    flex-direction: row;
    gap: 16px;
  }

  .header-logo {
    width: 34px;
    min-width: 34px;
  }

  .menu-toggle {
    display: inline-flex;
    margin-left: auto;
  }

  .site-nav {
    position: fixed;
    top: var(--header-height);
    right: 0;
    bottom: auto;
    left: 0;
    display: grid;
    grid-template-columns: 42px minmax(0, 1fr);
    align-content: start;
    align-items: start;
    justify-content: stretch;
    column-gap: 24px;
    row-gap: 0;
    width: auto;
    height: calc(100svh - var(--header-height));
    padding: clamp(40px, 12vh, 78px) var(--page-pad) 44px;
    overflow-y: auto;
    color: var(--color-primary);
    background: rgba(252, 252, 251, 0.985);
    border-top: 1px solid var(--color-border-soft);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    visibility: hidden;
    white-space: normal;
    transition:
      opacity 220ms ease,
      transform 220ms ease,
      visibility 220ms ease;
  }

  .menu-visual {
    width: 42px;
    display: block;
    grid-column: 1;
    grid-row: 1 / span 5;
    margin-top: 10px;
  }

  .site-header.is-menu-open .site-nav {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
    visibility: visible;
  }

  .site-nav a {
    grid-column: 2;
    min-height: 68px;
    justify-content: space-between;
    width: 100%;
    color: var(--color-primary);
    border-bottom: 1px solid var(--color-border-soft);
    font-size: 18px;
    letter-spacing: 0.18em;
  }

  .site-nav a::after {
    content: "";
    width: 10px;
    height: 10px;
    border-top: 1px solid currentColor;
    border-right: 1px solid currentColor;
    opacity: 0.36;
    transform: rotate(45deg);
  }

  .hero {
    min-height: calc(100svh - var(--header-height));
    padding: 0;
  }

  .hero-mark {
    width: min(340px, 100%);
  }

  .hero-rule {
    display: none;
  }

  .hero-title {
    font-size: 31px;
    line-height: 1.7;
  }

  .eyebrow {
    font-size: 12px;
    letter-spacing: 0.16em;
  }

  .mobile-break {
    display: inline;
  }

  .hero-sub {
    font-size: 17px;
    line-height: 1.9;
  }

  .about-visual {
    margin-top: 36px;
  }

  .hero-en {
    font-size: 14px;
  }

  .mail-link {
    font-size: 20px;
  }

  .editorial-section .page-shell {
    padding-top: 70px;
    padding-bottom: 76px;
  }

  .section-heading h2 {
    font-size: 24px;
    letter-spacing: 0.12em;
  }

  .lead-serif,
  .contact-main p {
    font-size: 22px;
  }

  .field-row {
    min-height: 88px;
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 18px;
  }

  .field-row p {
    font-size: 14px;
  }

  .member-item {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 32px 0;
  }

  .member-photo {
    width: 96px;
    height: 96px;
  }

  .site-footer {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
  }

  .js [data-reveal],
  .js .section-rule {
    opacity: 1;
    transform: none;
  }
}