/* ══════════════════════════════════════════════════════════
   MANTIAS — Stylesheet
   Edit design tokens in :root to re-theme the entire page.
   All other values derive from them.
══════════════════════════════════════════════════════════ */

/* ══════════════════════════════════════════════════════════
   DESIGN TOKENS
══════════════════════════════════════════════════════════ */
:root {
  /* Palette */
  --color-bg:        #f6f5f1;       /* warm off-white */
  --color-bg-soft:   #eeede8;       /* slightly darker — cards, hover */
  --color-ink:        #04203e;           /* brand navy — logo, headings */
  --color-ink-mid:    rgba(4,32,62,.8); /* secondary text */
  --color-ink-subtle: rgba(4,32,62,.5); /* supporting text — captions, labels, footnotes */
  --color-ink-faint:  rgba(4,32,62,.2); /* borders and rules ONLY — too low-contrast for text */

  /* Grid background — true isometric (30° axes, √3:1 ratio, matches renderer) */
  --grid-size:  72px;   /* horizontal span; vertical = 72/√3 ≈ 41.57px */
  --grid-color: rgba(4,32,62,.055);

  /* Typography */
  --font:        'Inter', system-ui, sans-serif;
  --text-xs:     0.675rem;   /* labels, meta         */
  --text-sm:     0.825rem;   /* body secondary       */
  --text-base:   0.975rem;   /* body primary         */
  --text-lg:     1.15rem;    /* card titles          */
  --text-xl:     1.5rem;     /* section headings     */
  --text-2xl:    2.1rem;     /* statement heading    */
  /*
    Logo: width-based so it scales naturally on all screen sizes.
    Change --logo-width to resize. Height follows the viewBox ratio (296/73 ≈ 4).
  */
  --logo-width: clamp(200px, 72vw, 500px);

  /* Spacing scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-24: 6rem;
  --space-32: 5.5rem;

  /* Layout */
  --gutter:    3.5rem;
  --max-width: 1280px;
  --radius:    2px;

  /* Nav */
  --nav-height: 4.5rem;  /* keep in sync with nav padding-block */

  /* Transitions */
  --transition: 0.22s ease;
}

/* ══════════════════════════════════════════════════════════
   RESET
══════════════════════════════════════════════════════════ */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--color-bg);
  /* True isometric grid — 30° axes, tile 72 × 41.57px, two offset layers */
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='72' height='41.57'%3E%3Cpolyline points='0,20.785 36,0 72,20.785' stroke='%2304203e' stroke-opacity='0.07' stroke-width='1' fill='none'/%3E%3C/svg%3E"),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='72' height='41.57'%3E%3Cpolyline points='0,20.785 36,0 72,20.785' stroke='%2304203e' stroke-opacity='0.07' stroke-width='1' fill='none'/%3E%3C/svg%3E");
  background-size: 72px 41.57px;
  background-position: 0 0, 36px 20.785px;
  color: var(--color-ink);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, svg { display: block; }
a { color: inherit; }

/* ══════════════════════════════════════════════════════════
   LAYOUT UTILITIES
══════════════════════════════════════════════════════════ */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section-rule {
  border: none;
  height: 1px;
  background: linear-gradient(
    to right,
    transparent 0%,
    var(--color-ink-faint) 20%,
    var(--color-ink-faint) 80%,
    transparent 100%
  );
  margin-block: 0;
}

/* ══════════════════════════════════════════════════════════
   TYPOGRAPHY UTILITIES
══════════════════════════════════════════════════════════ */
.label {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-ink-mid);
}

/* ══════════════════════════════════════════════════════════
   NAV
══════════════════════════════════════════════════════════ */
.nav {
  padding-block: var(--space-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--color-ink-faint);
}

.nav__left {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.nav__brand {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-ink-mid);
  text-decoration: none;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav__link {
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--color-ink-mid);
  transition: color var(--transition);
}
.nav__link:hover { color: var(--color-ink); }

.nav__badge {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--color-ink-mid);
  padding: 0.2rem 0.55rem;
  border: 1px solid var(--color-ink-faint);
  border-radius: 3px;
  white-space: nowrap;
}

.lang-switcher {
  position: relative;
}

.lang-globe-btn {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  background: none;
  border: 1px solid var(--color-ink-faint);
  border-radius: 3px;
  padding: 0.2rem 0.55rem;
  font-family: var(--font);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ink-mid);
  cursor: pointer;
  transition: border-color var(--transition), color var(--transition);
  white-space: nowrap;
}
.lang-globe-btn:hover,
.lang-globe-btn[aria-expanded="true"] {
  border-color: var(--color-ink-mid);
  color: var(--color-ink);
}

.lang-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 130px;
  background: var(--color-bg);
  border: 1px solid var(--color-ink-faint);
  border-radius: 4px;
  box-shadow: 0 6px 20px rgba(4,32,62,.10);
  z-index: 200;
  overflow: hidden;
}
.lang-dropdown.is-open { display: block; }

.lang-dropdown__item {
  display: block;
  width: 100%;
  background: none;
  border: none;
  padding: 0.55rem 0.9rem;
  font-family: var(--font);
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--color-ink-mid);
  text-align: left;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}
.lang-dropdown__item:hover {
  background: rgba(4,32,62,.05);
  color: var(--color-ink);
}
.lang-dropdown__item--active {
  color: var(--color-ink);
  font-weight: 600;
}

/* Ghost button */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.btn--ghost {
  padding: 0.45rem 1.1rem;
  border: 1px solid var(--color-ink-faint);
  color: var(--color-ink);
  background: transparent;
}
.btn--ghost:hover {
  border-color: var(--color-ink);
  background: var(--color-ink);
  color: var(--color-bg);
}

.btn--solid {
  padding: 0.75rem 1.75rem;
  border: 1px solid var(--color-ink);
  background: var(--color-ink);
  color: var(--color-bg);
}
.btn--solid:hover {
  background: transparent;
  color: var(--color-ink);
}

/* Arrow button variant */
.btn--text {
  padding: 0;
  color: var(--color-ink);
  border-bottom: 1px solid var(--color-ink-faint);
  padding-bottom: 0.2rem;
  border-radius: 0;
}
.btn--text:hover { border-color: var(--color-ink); }
.btn--text svg { transition: transform var(--transition); }
.btn--text:hover svg { transform: translateX(5px); }

/* ══════════════════════════════════════════════════════════
   HERO
══════════════════════════════════════════════════════════ */
.hero {
  min-height: calc(100svh - var(--nav-height));
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding-top: 0;
  padding-bottom: calc(var(--space-16) + 3rem);
  position: relative;
}

/* Push content to ~1/3 from top (2/3 up) on tall viewports */
.hero::before {
  content: '';
  flex: 1;
  max-height: 8rem; /* cap so it doesn't push too far on very tall screens */
}

/* Two-column split on desktop: text left, isometric art right */
.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: start;
}

/* Right column — bleeds slightly off-screen for depth */
.hero__art {
  display: flex;
  justify-content: flex-end;
  align-items: flex-start;
  margin-right: calc(-1 * var(--gutter));
  padding-top: var(--space-4);
}

.hero__body {
  background: transparent;
  padding: var(--space-6) var(--space-6) var(--space-6) 0;
  border-radius: 8px;
}

.hero__art svg {
  width: 100%;
  max-width: 540px;
  height: auto;
  overflow: visible;
}

/* Logo — inline SVG, width-based so it scales on all viewports */
.hero__logo {
  margin-bottom: var(--space-8);
}

.hero__logo svg {
  width: var(--logo-width);
  height: auto;
  max-width: 100%;
  fill: var(--color-ink);
}

.hero__eyebrow {
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-ink-subtle);
  margin-bottom: var(--space-4);
}

.hero__headline {
  font-size: clamp(1.4rem, 3vw, 2.4rem);
  font-weight: 300;
  letter-spacing: -0.025em;
  line-height: 1.25;
  max-width: 640px;
  margin-bottom: var(--space-4);
}

.hero__sub {
  font-size: clamp(0.875rem, 1.5vw, var(--text-base));
  font-weight: 300;
  line-height: 1.8;
  color: var(--color-ink-mid);
  max-width: 480px;
  margin-bottom: var(--space-10);
}

.hero__cta-row {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  flex-wrap: wrap;
}

.hero__trust {
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--color-ink-subtle);
}

/* Bottom data index — anchored to footer of hero */
.hero__index {
  position: absolute;
  bottom: var(--space-8);
  left: var(--gutter);
  right: var(--gutter);
  display: flex;
  gap: var(--space-12);
  align-items: flex-end;
  background: rgba(246,245,241,0.5);
  padding: var(--space-3) var(--space-4);
  border-radius: 6px;
  border-top: 1px solid var(--color-ink-faint);
}

.index-item > span:first-child {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-ink-subtle);
  display: block;
  margin-bottom: var(--space-1);
}

.index-item > span:last-child {
  font-size: var(--text-sm);
  font-weight: 300;
  color: var(--color-ink-mid);
}

/* ══════════════════════════════════════════════════════════
   VALUE PROPS
══════════════════════════════════════════════════════════ */
.values {
  padding-block: var(--space-32);
  background: rgba(246,245,241,0.5);
  padding-inline: var(--space-6);
  border-radius: 8px;
}

.values__header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: var(--space-16);
}

.values__count {
  font-size: var(--text-xs);
  font-weight: 300;
  letter-spacing: 0.1em;
  color: var(--color-ink-subtle);
}

.values__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--color-ink-faint);
}

/* ── Value Card ── */
.value-card {
  padding: var(--space-12) var(--space-8) var(--space-12) 0;
  border-right: 1px solid var(--color-ink-faint);
  transition: background var(--transition);
}
.value-card:first-child { padding-left: 0; }
.value-card:nth-child(2) { padding-inline: var(--space-8); }
.value-card:last-child {
  padding-right: 0;
  padding-left: var(--space-8);
  border-right: none;
}
/* value-card hover removed — cards are not interactive */

.value-card > p:first-child {
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.18em;
  color: var(--color-ink-faint);
  margin-bottom: var(--space-6);
}

.value-card h3 {
  font-size: var(--text-lg);
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.35;
  margin-bottom: var(--space-4);
}

.value-card h3 ~ p {
  font-size: var(--text-sm);
  font-weight: 300;
  line-height: 1.75;
  color: var(--color-ink-mid);
}

/* ══════════════════════════════════════════════════════════
   STATEMENT SECTION
══════════════════════════════════════════════════════════ */
.statement {
  padding-block: var(--space-32);
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: var(--space-24);
  align-items: start;
  background: rgba(246,245,241,0.5);
  padding-inline: var(--space-6);
  border-radius: 8px;
}

.statement__aside {
  padding-top: 0.3rem; /* optical alignment with heading cap */
}

.statement__quote {
  font-size: clamp(1.5rem, 2.6vw, var(--text-2xl));
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1.4;
  margin-bottom: var(--space-10);
  max-width: 740px;
}

.statement__quote em {
  font-style: normal;
  color: var(--color-ink-mid);
}

.statement__footnote {
  margin-top: var(--space-8);
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.04em;
  line-height: 1.6;
  color: var(--color-ink-subtle);
}
.statement__footnote strong {
  font-weight: 500;
  color: var(--color-ink-mid);
}

/* ══════════════════════════════════════════════════════════
   TEAM
══════════════════════════════════════════════════════════ */
.team {
  padding-block: var(--space-32);
  background: rgba(246,245,241,0.5);
  padding-inline: var(--space-6);
  border-radius: 8px;
}

.team__header {
  margin-bottom: var(--space-8);
}

.team__intro {
  max-width: 600px;
  font-size: clamp(1rem, 1.8vw, var(--text-xl));
  font-weight: 300;
  line-height: 1.7;
  color: var(--color-ink-mid);
  margin-bottom: var(--space-16);
}

.team__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.team__publications {
  margin-top: var(--space-10);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-ink-faint);
  display: flex;
  align-items: baseline;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.team__pub-label {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-ink-subtle);
  flex-shrink: 0;
}

.team__pub-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.team-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.team-card > div {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 4px;
  overflow: hidden;
  background: var(--color-bg-soft);
  border: 1px solid var(--color-ink-faint);
  position: relative;   /* needed for ::after overlay */
}

.team-card > div::after {
  content: '';
  position: absolute;
  inset: 0;
  /* background: rgba(4,32,62,.15); */
  mix-blend-mode: multiply;
  pointer-events: none;
  border-radius: inherit;
}

.team-card > div img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: grayscale(1);
  transition: filter 0.4s ease;
}
.team-card:hover > div img {
  filter: grayscale(0);
}

.team-card > p:first-of-type {
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.01em;
}

.team-card > p:last-child {
  font-size: var(--text-sm);
  font-weight: 300;
  line-height: 1.65;
  color: var(--color-ink-mid);
}

/* ══════════════════════════════════════════════════════════
   PILOTS
══════════════════════════════════════════════════════════ */
.pilots {
  padding-block: var(--space-24);
}

.pilots__header {
  display: flex;
  align-items: baseline;
  gap: var(--space-8);
  margin-bottom: var(--space-10);
  flex-wrap: wrap;
}

.pilots__note {
  font-size: var(--text-xs);
  font-weight: 300;
  letter-spacing: 0.04em;
  color: var(--color-ink-subtle);
  font-style: italic;
}

.pilots__grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
}

.pilot-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
}

.pilot-card > div {
  width: 160px;
  height: 52px;
  border-radius: 4px;
  background: linear-gradient(
    -55deg,
    rgba(4,32,62,.10) 0%,
    rgba(4,32,62,.10) 35%,
    rgba(4,32,62,.22) 50%,
    rgba(4,32,62,.10) 65%,
    rgba(4,32,62,.10) 100%
  );
  background-size: 300% 300%;
  animation: pilot-redact 6s ease-in-out infinite;
  overflow: hidden;
}

.pilot-card > div img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: blur(5px) grayscale(1) opacity(0.45);
}

@keyframes pilot-redact {
  0%   { background-position: 100% 0%; }
  50%  { background-position: 0%   100%; }
  100% { background-position: 100% 0%; }
}

.pilot-card:nth-child(2) > div { animation-delay: -2s; }
.pilot-card:nth-child(3) > div { animation-delay: -4s; }

.pilot-card > p {
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--color-ink-mid);
  line-height: 1.5;
}

/* ══════════════════════════════════════════════════════════
   BACKERS
══════════════════════════════════════════════════════════ */
.backers {
  padding-block: var(--space-16);
}

.backers__header {
  margin-bottom: var(--space-8);
}

.backers__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-8);
}

/* Funder logos */
.backer-logo {
  height: 40px;
  display: flex;
  align-items: center;
}

.backer-logo img {
  height: 100%;
  width: auto;
  display: block;
  filter: grayscale(1) opacity(0.6);
  transition: filter var(--transition);
}
.backer-logo img:hover {
  filter: grayscale(0) opacity(1);
}

/* Placeholder until real logos are dropped in */
.backer-logo--placeholder {
  height: 40px;
  padding: 0 var(--space-6);
  border: 1px dashed var(--color-ink-faint);
  border-radius: 4px;
  font-size: var(--text-xs);
  font-weight: 300;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ink-faint);
  justify-content: center;
}

.pub-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.85rem;
  border: 1px solid var(--color-ink-faint);
  border-radius: 2px;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--color-ink-mid);
  text-decoration: none;
  transition: border-color var(--transition), color var(--transition);
}
.pub-badge:hover {
  border-color: var(--color-ink);
  color: var(--color-ink);
}

/* ══════════════════════════════════════════════════════════
   FOOTER
══════════════════════════════════════════════════════════ */
.footer {
  padding-block: var(--space-8);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space-8);
  background: rgba(246,245,241,0.88);
  border-top: 1px solid var(--color-ink-faint);
}

.footer__brand-block {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer__mark {
  display: block;
  width: 14px;   /* height scales proportionally: ~42 wide : 68 tall ≈ 0.62 */
  color: var(--color-ink);
  text-decoration: none;
  opacity: 0.85;
  transition: opacity var(--transition);
}
.footer__mark:hover { opacity: 1; }
.footer__mark svg { display: block; width: 100%; height: auto; }

.footer__tagline {
  font-size: 0.7rem;
  font-weight: 300;
  line-height: 1.5;
  color: var(--color-ink-subtle);
  letter-spacing: 0.03em;
}

.footer__links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  row-gap: 0.25rem;
  gap: 0.5rem;
  justify-content: center;
}

.footer__link {
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--color-ink-mid);
  text-decoration: none;
  transition: color var(--transition);
}
.footer__link:hover { color: var(--color-ink); }

.footer__sep {
  font-size: var(--text-xs);
  color: var(--color-ink-subtle);
}

.footer__meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-3);
}

.footer__copy {
  font-size: 0.7rem;
  font-weight: 300;
  color: var(--color-ink-subtle);
  letter-spacing: 0.04em;
}

.btn--sm {
  padding: 0.3rem 0.9rem;
  font-size: 0.7rem;
}

/* ══════════════════════════════════════════════════════════
   MODALS
══════════════════════════════════════════════════════════ */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(4,32,62,.35);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8);
  z-index: 900;
  animation: modal-fade-in 160ms ease;
}

.modal[hidden] { display: none; }

@keyframes modal-fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.modal__box {
  background: var(--color-bg);
  border: 1px solid var(--color-ink-faint);
  border-radius: 6px;
  padding: var(--space-16) var(--space-16) var(--space-12);
  max-width: 600px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  position: relative;
  animation: modal-slide-in 180ms ease;
}

@keyframes modal-slide-in {
  from { transform: translateY(10px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

.modal__close {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  background: none;
  border: none;
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  color: var(--color-ink-mid);
  padding: 0.2rem 0.5rem;
  border-radius: 3px;
  transition: color var(--transition), background var(--transition);
}
.modal__close:hover {
  color: var(--color-ink);
  background: var(--color-bg-soft);
}

.modal__title {
  font-size: var(--text-xl);
  font-weight: 500;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-8);
}

.modal__date {
  font-size: var(--text-xs);
  color: var(--color-ink-subtle);
  margin-bottom: var(--space-10);
}

.modal__body h3 {
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-ink-mid);
  margin-top: var(--space-8);
  margin-bottom: var(--space-2);
}

.modal__body p {
  font-size: var(--text-sm);
  font-weight: 300;
  line-height: 1.75;
  color: var(--color-ink-mid);
}

.modal__body a {
  color: var(--color-ink);
  text-underline-offset: 2px;
}

body.modal-open { overflow: hidden; }

/* Prevent footer__link <button> looking like a button */
button.footer__link {
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font-family: inherit;
}

/* ══════════════════════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  :root {
    --gutter: 2.5rem;
  }
}

@media (max-width: 768px) {
  :root {
    --gutter:      1.75rem;
    --space-32:    3.5rem;
    --space-24:    2.5rem;
    --nav-height:  3.75rem;
  }

  .nav__link[data-desktop] { display: none; }

  .hero__inner {
    grid-template-columns: 1fr;
  }
  .hero {
    min-height: auto;
    padding-bottom: var(--space-8);
  }
  .hero::before { display: none; }
  .hero__art {
    margin-right: 0;
    justify-content: center;
  }
  .hero__art svg {
    max-width: 400px;
  }

  .values__grid {
    grid-template-columns: 1fr;
  }
  .value-card,
  .value-card:nth-child(2),
  .value-card:last-child {
    padding: var(--space-8) 0;
    border-right: none;
    border-bottom: 1px solid var(--color-ink-faint);
  }
  .value-card:last-child { border-bottom: none; }

  .statement {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .team__grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .hero__index {
    flex-wrap: wrap;
    gap: var(--space-6);
  }
  .hero__index .index-item:nth-child(n+4) { display: none; }
}

@media (max-width: 768px) {
  .footer {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
  }
  .footer__links {
    grid-column: 1 / -1;
    justify-content: flex-start;
  }
}

@media (max-width: 480px) {
  .footer {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-6);
  }
  .footer__brand-block,
  .footer__links,
  .footer__meta {
    align-items: center;
  }
  .footer__links {
    flex-direction: column;
    gap: 0.5rem;
  }
  .footer__sep { display: none; }
}

/* ══════════════════════════════════════════════════════════
   ISOMETRIC CUBE HOVER
══════════════════════════════════════════════════════════ */
.iso-cube {
  cursor: pointer;
}
.iso-cube--ghost {
  cursor: default;  /* ghost nodes are not interactive */
}
.iso-cube:not(.iso-cube--ghost):hover {
  /* Teal color shift while JS animates the height */
  filter: brightness(1.35) saturate(8) hue-rotate(195deg);
}

/* ══════════════════════════════════════════════════════════
   CJK TYPOGRAPHY — bump sizes for denser glyph languages
   Applies automatically when html[lang] is set by i18n.js
══════════════════════════════════════════════════════════ */
:is(html[lang="ja"], html[lang="zh"], html[lang="ko"]) {
  /* Scale up the shared text-size tokens */
  --text-xs:   0.78rem;    /* was 0.675rem  +16% */
  --text-sm:   0.95rem;    /* was 0.825rem  +15% */
  --text-base: 1.05rem;    /* was 0.975rem  +8%  */
}

/* More breathing room between CJK lines */
:is(html[lang="ja"], html[lang="zh"], html[lang="ko"]) body {
  line-height: 1.9;
}

/* Hardcoded sizes inside the lang flyout itself stay Latin-scale
   (those are ISO codes / language names, not CJK prose) */
:is(html[lang="ja"], html[lang="zh"], html[lang="ko"]) .lang-globe-btn {
  font-size: 0.6rem;  /* keep globe button small */
}