/* ========================================================
   Saiterace — Corporate Site (shared stylesheet)
   Design language: editorial × luxury × corporate
   Reference: Saiterace Corporate Profile 2026 deck

   index.html (JA) と en/index.html (EN) で共有する。
   index.html は現状インライン <style> のままなので、
   将来インラインを削除してこのファイルを参照させること。
   ======================================================== */

:root {
  /* Palette — pulled from the Corporate Profile deck */
  --paper:        #faf6ee;   /* primary cream paper */
  --paper-deep:   #f3ecdb;   /* warmer cream for cards */
  --paper-soft:   #f7f1e3;   /* between paper & deep */
  --ink:          #1a1f2d;   /* near-black body text */
  --ink-soft:     #4a4f5d;
  --ink-mute:     #6b7280;
  --navy:         #1f2d4e;   /* Saiterace navy (logo color) */
  --navy-deep:    #15203c;
  --gold:         #c9a84c;   /* primary accent */
  --gold-soft:    #d6b965;
  --gold-deep:    #a88f44;
  --gold-line:    #e6d9b4;   /* faint gold for hairlines */
  --rule:         rgba(26, 31, 45, 0.12);

  /* Typography */
  --font-display-en: "Cormorant Garamond", "Times New Roman", serif;
  --font-display-jp: "Noto Sans JP", system-ui, sans-serif;
  --font-body-jp:    "Noto Sans JP", system-ui, sans-serif;
  --font-serif-jp:   "Noto Serif JP", "Yu Mincho", serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body-jp);
  font-weight: 400;
  font-size: 15px;
  line-height: 1.75;
  letter-spacing: 0.02em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* Right-side gold rail — echoes the deck's right margin */
body::after {
  content: "";
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: 18px;
  background: linear-gradient(180deg, var(--gold-soft) 0%, var(--gold-deep) 100%);
  z-index: 1;
  pointer-events: none;
}
@media (max-width: 768px) { body::after { width: 8px; } }

a { color: inherit; text-decoration: none; }
img, svg { max-width: 100%; display: block; }

/* ---------- Layout primitives ---------- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 48px;
}
@media (max-width: 768px) { .container { padding: 0 24px; } }

.section {
  padding: 120px 0;
  position: relative;
}
@media (max-width: 768px) { .section { padding: 80px 0; } }

.section--alt { background: linear-gradient(180deg, var(--paper) 0%, var(--paper-deep) 100%); }
.section--navy { background: var(--navy); color: var(--paper); }

/* ---------- Eyebrow / Section header (deck style) ---------- */
.eyebrow {
  font-family: var(--font-body-jp);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.32em;
  color: var(--gold-deep);
  text-transform: uppercase;
  margin-bottom: 28px;
  display: inline-block;
}
.eyebrow span { color: var(--ink-mute); margin: 0 6px; }

h1, h2, h3, h4, h5 {
  font-family: var(--font-display-jp);
  font-weight: 700;
  color: var(--ink);
  margin: 0;
  line-height: 1.35;
  letter-spacing: 0.02em;
}

.section-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 18px;
}

.section-subtitle-jp {
  font-family: var(--font-display-jp);
  font-weight: 700;
  font-size: clamp(20px, 2.8vw, 30px);
  color: var(--navy);
  letter-spacing: 0.02em;
  line-height: 1.4;
  margin-bottom: 8px;
}
.section-subtitle {
  font-family: var(--font-display-en);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(16px, 1.9vw, 20px);
  color: var(--gold-deep);
  letter-spacing: 0.01em;
  margin-bottom: 24px;
}

.rule {
  width: 80px;
  height: 1px;
  background: var(--ink);
  border: none;
  margin: 0 0 56px 0;
}
.section--navy .rule { background: var(--gold); }

.lead {
  font-size: 17px;
  line-height: 2;
  color: var(--ink-soft);
  max-width: 880px;
}
.lead em {
  font-style: normal;
  color: var(--ink);
  font-weight: 500;
}
.vision__statement {
  font-family: var(--font-display-jp);
  font-size: 19px;
  line-height: 1.85;
  color: var(--ink);
  font-weight: 500;
  letter-spacing: 0.01em;
  padding: 28px 32px;
  background: rgba(196, 154, 90, 0.06);
  border-left: 3px solid var(--gold);
  margin-bottom: 40px;
  max-width: 920px;
}
@media (max-width: 600px) {
  .vision__statement { font-size: 16px; padding: 22px 22px; }
}

/* ============================================================
   Navigation
   ============================================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 246, 238, 0.92);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.nav.scrolled {
  border-bottom-color: var(--rule);
  box-shadow: 0 1px 24px rgba(26, 31, 45, 0.04);
}
.nav__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 18px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
@media (max-width: 768px) {
  .nav__inner { padding: 14px 24px; }
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 0;
}
.nav__logo img {
  height: 36px;
  width: auto;
}
.nav__menu {
  display: flex;
  gap: 26px;
  align-items: center;
}
.nav__menu a {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--ink);
  position: relative;
  padding: 4px 0;
  white-space: nowrap;
}
.nav__menu a::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width 0.3s ease;
}
.nav__menu a:hover::after { width: 100%; }

/* `.nav__menu a` (class + type) outranks a bare `.nav__contact` class,
   so keep the button selector at matching specificity or its colour and
   padding get overridden by the plain menu-link rule. */
.nav__menu a.nav__contact {
  background: var(--navy);
  color: var(--paper);
  padding: 9px 20px;
  font-size: 12px;
  letter-spacing: 0.1em;
  transition: background 0.25s ease;
  flex: 0 0 auto;
}
.nav__menu a.nav__contact:hover { background: var(--navy-deep); }
.nav__contact::after { display: none !important; }

/* 言語切替 (JA / EN)。ナビ内の通常リンクより弱く見せる。 */
.nav__lang {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink-mute);
  flex: 0 0 auto;
}
.nav__menu a.nav__lang-link {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink-mute);
  padding: 0;
}
.nav__menu a.nav__lang-link:hover { color: var(--gold-deep); }
.nav__lang-current {
  color: var(--navy);
  font-weight: 700;
}
.nav__lang-sep { color: var(--rule); }

.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav__toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--ink);
  margin: 5px 0;
  transition: transform 0.3s, opacity 0.3s;
}

@media (max-width: 900px) {
  .nav__menu {
    position: fixed;
    top: 60px; right: 0;
    width: 100%;
    background: var(--paper);
    flex-direction: column;
    gap: 0;
    max-height: 0;
    /* padding は max-height: 0 でも残り、閉じた状態でも先頭行が
       パディング部分から覗いてしまうため、縦は open 時のみ与える */
    padding: 0 24px;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.35s ease;
    border-bottom: 1px solid var(--rule);
  }
  .nav__menu.open {
    max-height: 520px;
    padding: 24px;
  }
  .nav__menu a {
    width: 100%;
    padding: 14px 0;
    border-bottom: 1px solid var(--rule);
  }
  .nav__menu a:last-child { border-bottom: none; }
  .nav__contact { width: 100%; text-align: center; margin-top: 10px; }
  .nav__lang { width: 100%; padding: 14px 0 0; justify-content: flex-start; }
  .nav__toggle { display: block; }
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
  padding: 140px 0 120px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  top: 14%;
  right: -120px;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 168, 76, 0.10) 0%, rgba(201, 168, 76, 0) 70%);
  z-index: 0;
  pointer-events: none;
}
.hero__inner { position: relative; z-index: 1; }
.hero__eyebrow {
  font-family: var(--font-display-en);
  font-style: italic;
  font-size: 16px;
  color: var(--gold-deep);
  letter-spacing: 0.04em;
  margin-bottom: 30px;
  opacity: 0;
  animation: fadeUp 0.9s 0.1s forwards;
}
/* モバイル専用の改行。狭い幅で語の途中で折れるのを防ぐ。 */
.br-sp { display: none; }
@media (max-width: 575px) {
  .br-sp { display: inline; }
}

.hero__title {
  font-family: var(--font-display-jp);
  /* 下限 23px: 375px 幅で「日印のクロスボーダー取引を、」が 1 行に収まる境界 (実測)。
     28px だと「引を、」だけの行ができる。 */
  font-size: clamp(23px, 3.6vw, 44px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
  letter-spacing: 0.01em;
  margin-bottom: 36px;
  opacity: 0;
  animation: fadeUp 1s 0.25s forwards;
}
/* 英語版は語間スペースがあり折り返しが効くので、下限を上げてよい。 */
.hero__title--en { font-size: clamp(28px, 3.8vw, 46px); }
.hero__title em {
  font-style: normal;
  color: var(--navy);
  font-weight: 700;
}
.hero__subtitle {
  font-family: var(--font-display-en);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(18px, 2.4vw, 26px);
  color: var(--gold-deep);
  margin-bottom: 28px;
  opacity: 0;
  animation: fadeUp 1s 0.45s forwards;
}
.hero__line {
  width: 0;
  height: 1px;
  background: var(--ink);
  margin: 0 0 36px 0;
  animation: expandLine 1.2s 0.55s forwards;
}
.hero__desc {
  font-size: 17px;
  line-height: 2;
  color: var(--ink-soft);
  max-width: 720px;
  margin-bottom: 56px;
  opacity: 0;
  animation: fadeUp 1s 0.7s forwards;
}
.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-body-jp);
  font-size: 14px;
  letter-spacing: 0.15em;
  color: var(--ink);
  padding: 4px 0;
  border-bottom: 1px solid var(--gold);
  opacity: 0;
  animation: fadeUp 1s 0.85s forwards;
  transition: gap 0.3s ease, color 0.3s ease;
}
.hero__cta:hover { gap: 22px; color: var(--navy); }
.hero__cta::after { content: "→"; font-family: var(--font-display-en); }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes expandLine {
  from { width: 0; }
  to   { width: 80px; }
}

/* ============================================================
   Vision (Our Vision)
   ============================================================ */
.vision__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 64px;
}
@media (max-width: 900px) {
  .vision__grid { grid-template-columns: 1fr; gap: 16px; }
}
.pillar {
  background: var(--paper-deep);
  padding: 36px 32px;
  border-top: 4px solid var(--gold);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.pillar:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(26, 31, 45, 0.08);
}
.pillar__icon {
  width: 56px;
  height: 56px;
  color: var(--gold-deep);
  margin-bottom: 22px;
  display: block;
}
.pillar__label {
  font-family: var(--font-body-jp);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.3em;
  color: var(--gold-deep);
  margin-bottom: 16px;
}
.pillar__name {
  font-family: var(--font-display-jp);
  font-size: 28px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 16px;
}
.pillar__desc {
  font-size: 14px;
  line-height: 1.9;
  color: var(--ink-soft);
}

/* ============================================================
   Business overview grid
   ============================================================ */
.biz-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 64px;
}
@media (max-width: 1024px) {
  .biz-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .biz-grid { grid-template-columns: 1fr; }
}
.biz-card {
  background: var(--paper);
  padding: 32px 26px 26px;
  border-top: 4px solid var(--gold);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.biz-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(26, 31, 45, 0.08);
}
.biz-card__num {
  font-family: var(--font-display-en);
  font-style: italic;
  font-size: 34px;
  color: var(--gold-deep);
  line-height: 1;
  margin-bottom: 18px;
}
.biz-card__icon {
  width: 48px;
  height: 48px;
  color: var(--navy);
  margin-bottom: 18px;
  display: block;
}
.biz-card__cat-jp {
  font-family: var(--font-display-jp);
  font-size: 15px;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}
.biz-card__cat {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.28em;
  color: var(--gold-deep);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.biz-card__name {
  font-family: var(--font-display-jp);
  /* 4 カラム時のカード内幅に合わせて縮める。最長の名称 (10 文字) が
     1 行に収まる上限を vw で追従させる */
  font-size: clamp(15px, 1.45vw, 20px);
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 16px;
  white-space: nowrap;
}
/* 英語は語数が多く nowrap だとカードから溢れるため、折り返しを許す。 */
.biz-card__name--en {
  white-space: normal;
  font-size: clamp(16px, 1.5vw, 20px);
  line-height: 1.4;
}
@media (max-width: 1024px) {
  /* 2 カラムになりカード幅が広がるので通常サイズへ戻す */
  .biz-card__name { font-size: 22px; }
}
.biz-card__desc {
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--ink-soft);
  margin-bottom: 24px;
  flex: 1;
}
.biz-card__meta {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--ink-mute);
  padding-top: 16px;
  border-top: 1px solid var(--rule);
  min-height: 96px;
}
.biz-card__meta strong {
  color: var(--gold-deep);
  font-weight: 500;
  display: block;
  margin-top: 4px;
  letter-spacing: 0.04em;
  font-size: 13px;
}
.biz-card__meta-en {
  display: block;
  margin-top: 2px;
  font-family: var(--font-display-en);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ink-mute);
}

/* ============================================================
   Business detail (Strategy / Stride / Lab / Studio)
   ============================================================ */
.detail {
  padding: 110px 0;
  border-top: 1px solid var(--rule);
}
@media (max-width: 768px) { .detail { padding: 72px 0; } }

.detail__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
@media (max-width: 900px) {
  .detail__grid { grid-template-columns: 1fr; gap: 36px; }
}
.detail__lead {
  font-size: 16px;
  line-height: 2;
  color: var(--ink-soft);
  margin-bottom: 24px;
}
.detail__lead.italic {
  font-style: italic;
  color: var(--ink-mute);
  font-size: 14.5px;
}

.featured {
  background: var(--paper-deep);
  border-top: 4px solid var(--gold);
  padding: 36px 32px;
}
.section--navy .featured {
  background: rgba(255, 255, 255, 0.06);
  border-top-color: var(--gold);
}
.featured__label {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.3em;
  color: var(--gold-deep);
  text-transform: uppercase;
  margin-bottom: 14px;
}
.section--navy .featured__label { color: var(--gold-soft); }
.featured__name {
  font-family: var(--font-display-jp);
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 12px;
}
.featured__en {
  font-family: var(--font-display-en);
  font-style: italic;
  color: var(--gold-deep);
  font-size: 16px;
  margin-bottom: 22px;
}
.featured__desc {
  font-size: 14px;
  line-height: 1.9;
  color: var(--ink-soft);
  margin-bottom: 22px;
}
.section--navy .featured__desc { color: rgba(250, 246, 238, 0.78); }
.featured__list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.featured__list li {
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--ink);
  padding: 8px 0 8px 22px;
  position: relative;
}
.section--navy .featured__list li { color: var(--paper); }
.featured__list li::before {
  content: "■";
  position: absolute;
  left: 0;
  color: var(--gold);
  font-size: 8px;
  top: 14px;
}

/* ============================================================
   Stride 3-stage diagram
   ============================================================ */
.stride-stages {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 56px;
}
@media (max-width: 900px) {
  .stride-stages { grid-template-columns: 1fr; }
}
.stage {
  background: var(--paper);
  border-top: 4px solid var(--gold);
  padding: 32px 28px;
  position: relative;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.stage:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(26, 31, 45, 0.08);
}
.stage--accent {
  background: var(--navy);
  color: var(--paper);
}
.stage--accent .stage__label,
.stage--accent .stage__step { color: var(--gold-soft); }
.stage--accent .stage__desc { color: rgba(250, 246, 238, 0.85); }
.stage--accent .stage__divider { background: var(--gold); }

.stage__step {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.3em;
  color: var(--gold-deep);
  margin-bottom: 18px;
}
.stage__label {
  font-family: var(--font-display-en);
  font-style: italic;
  font-size: 22px;
  color: var(--navy);
  margin-bottom: 6px;
  font-weight: 500;
}
.stage--accent .stage__label { color: var(--paper); }
.stage__name {
  font-family: var(--font-display-jp);
  font-size: 16px;
  font-weight: 500;
  color: var(--gold-deep);
  margin-bottom: 18px;
}
.stage--accent .stage__name { color: var(--gold-soft); }
.stage__divider {
  width: 32px; height: 1px;
  background: var(--gold);
  margin-bottom: 18px;
}
.stage__desc {
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-soft);
}

/* ============================================================
   Lab — three limits + built in-house
   ============================================================ */
.limits {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 56px;
}
@media (max-width: 900px) {
  .limits { grid-template-columns: 1fr; }
}
.limit {
  background: var(--paper-deep);
  padding: 32px 28px;
  border-top: 4px solid var(--gold);
}
.limit__num {
  font-family: var(--font-display-en);
  font-style: italic;
  font-size: 32px;
  color: var(--gold-deep);
  line-height: 1;
  margin-bottom: 16px;
}
.limit__cat {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.28em;
  color: var(--gold-deep);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.limit__name {
  font-family: var(--font-display-jp);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 14px;
}
.limit__note {
  font-size: 12px;
  color: var(--ink-mute);
  font-style: italic;
  margin-bottom: 16px;
}
.limit__desc {
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--ink-soft);
  margin-bottom: 20px;
}
.limit__effect {
  padding-top: 14px;
  border-top: 1px solid var(--rule);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--ink-mute);
}
.limit__effect strong {
  display: block;
  margin-top: 6px;
  color: var(--gold-deep);
  letter-spacing: 0.04em;
  font-size: 13px;
  font-weight: 500;
}

.built {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 40px;
}
@media (max-width: 700px) { .built { grid-template-columns: 1fr; } }
.built__item {
  background: var(--paper);
  border-left: 2px solid var(--gold);
  padding: 18px 22px;
}
.built__name {
  font-family: var(--font-display-jp);
  font-weight: 600;
  color: var(--navy);
  font-size: 15px;
  margin-bottom: 6px;
}
.built__desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ============================================================
   Keiei Compass Featured Section
   ============================================================ */
.kc {
  padding: 120px 0;
  background: linear-gradient(180deg, var(--paper-deep) 0%, var(--paper) 100%);
  position: relative;
  overflow: hidden;
}
.kc::before {
  content: "";
  position: absolute;
  top: -10%; left: -10%;
  width: 380px; height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 168, 76, 0.10) 0%, rgba(201, 168, 76, 0) 70%);
  pointer-events: none;
}
.kc__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
  margin-top: 60px;
  position: relative;
}
@media (max-width: 900px) {
  .kc__grid { grid-template-columns: 1fr; gap: 36px; }
}
.kc__intro h3 {
  font-family: var(--font-display-jp);
  font-size: clamp(24px, 3vw, 32px);
  margin-bottom: 24px;
  line-height: 1.5;
}
.kc__intro p {
  font-size: 15px;
  line-height: 1.95;
  color: var(--ink-soft);
  margin: 0 0 20px;
}
.kc__intro p em {
  font-style: italic;
  color: var(--navy);
}
.kc__list {
  margin-top: 28px;
  padding: 0;
  list-style: none;
}
.kc__list li {
  padding: 12px 0 12px 28px;
  position: relative;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink);
  border-bottom: 1px solid var(--rule);
}
.kc__list li::before {
  content: "—";
  position: absolute; left: 0; top: 12px;
  color: var(--gold-deep);
}
.kc__list li:last-child { border-bottom: none; }

/* 6 Domains card (right column of Keiei Compass section) */
.domains {
  background: #fff;
  padding: 32px 30px;
  border-top: 4px solid var(--gold);
  box-shadow: 0 24px 60px rgba(26, 31, 45, 0.08);
}
.domains__label {
  font-size: 10px;
  letter-spacing: 0.3em;
  color: var(--gold-deep);
  margin-bottom: 14px;
  font-weight: 500;
}
.domains__title {
  font-family: var(--font-display-jp);
  font-size: 22px;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 14px;
}
.domains__en {
  font-family: var(--font-display-en);
  font-style: italic;
  color: var(--gold-deep);
  font-size: 14px;
  margin-bottom: 18px;
}
.domains__lead {
  font-size: 13px;
  line-height: 1.85;
  color: var(--ink-soft);
  margin-bottom: 24px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--rule);
}
.domains__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px 22px;
}
.domain__label {
  font-family: var(--font-display-en);
  font-style: italic;
  font-size: 12px;
  color: var(--gold-deep);
  margin-bottom: 4px;
  letter-spacing: 0.02em;
}
.domain__name {
  font-family: var(--font-display-jp);
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 4px;
}
.domain__desc {
  font-size: 12px;
  line-height: 1.65;
  color: var(--ink-mute);
}

/* 4-step flow */
.kc-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 80px;
}
@media (max-width: 900px) {
  .kc-flow { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .kc-flow { grid-template-columns: 1fr; }
}
.flow-card {
  background: var(--paper);
  padding: 28px 24px;
  border-top: 4px solid var(--gold);
}
.flow-card__num {
  font-family: var(--font-display-en);
  font-style: italic;
  font-size: 28px;
  color: var(--gold-deep);
  margin-bottom: 14px;
  line-height: 1;
}
.flow-card__name {
  font-family: var(--font-display-jp);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
}
.flow-card__desc {
  font-size: 13px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* CTA bar inside Keiei Compass */
.kc-cta {
  margin-top: 72px;
  background: var(--navy);
  color: var(--paper);
  padding: 48px 40px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: center;
  position: relative;
}
@media (max-width: 700px) {
  .kc-cta { grid-template-columns: 1fr; padding: 36px 28px; text-align: left; }
}
.kc-cta__title {
  font-family: var(--font-display-jp);
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 700;
  margin-bottom: 8px;
}
.kc-cta__sub {
  font-family: var(--font-display-en);
  font-style: italic;
  color: var(--gold-soft);
  font-size: 14px;
}
.kc-cta__btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--gold);
  color: var(--navy);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.1em;
  padding: 16px 32px;
  transition: background 0.25s ease, gap 0.3s ease;
  white-space: nowrap;
}
.kc-cta__btn:hover { background: var(--gold-soft); gap: 18px; }

/* FAQ */
.faq {
  margin-top: 80px;
  border-top: 1px solid var(--rule);
}
.faq__item {
  border-bottom: 1px solid var(--rule);
  padding: 22px 0;
}
.faq__q {
  font-family: var(--font-display-jp);
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 10px;
  padding-left: 28px;
  position: relative;
}
.faq__q::before {
  content: "Q.";
  position: absolute; left: 0; top: 0;
  color: var(--gold-deep);
  font-family: var(--font-display-en);
  font-style: italic;
  font-weight: 500;
}
.faq__a {
  font-size: 14px;
  line-height: 1.95;
  color: var(--ink-soft);
  padding-left: 28px;
  position: relative;
}
.faq__a::before {
  content: "A.";
  position: absolute; left: 0; top: 0;
  color: var(--ink-mute);
  font-family: var(--font-display-en);
  font-style: italic;
}

/* ============================================================
   Internal Foundation grid
   ============================================================ */
.foundation {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 56px;
}
@media (max-width: 1024px) {
  .foundation { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .foundation { grid-template-columns: 1fr; }
}
.fdn {
  background: var(--paper-deep);
  padding: 30px 26px;
  border-left: 3px solid var(--gold);
}
.fdn__label {
  font-size: 10px;
  letter-spacing: 0.3em;
  color: var(--gold-deep);
  font-weight: 500;
  margin-bottom: 14px;
}
.fdn__name {
  font-family: var(--font-display-jp);
  font-size: 18px;
  font-weight: 700;
  color: var(--gold-deep);
  margin-bottom: 14px;
}
.fdn__desc {
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--ink-soft);
}
.foundation-note {
  margin-top: 32px;
  text-align: center;
  font-size: 13px;
  font-style: italic;
  color: var(--ink-mute);
}

/* ============================================================
   Two-way bridge (Japan ⇄ India) / Data asset / Callout
   ============================================================ */
.callout {
  background: var(--paper-deep);
  border-left: 3px solid var(--gold);
  padding: 30px 32px;
  margin-top: 48px;
  max-width: 920px;
}
.section--alt .callout { background: var(--paper); }
.callout__label {
  font-size: 10px;
  letter-spacing: 0.3em;
  color: var(--gold-deep);
  font-weight: 500;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.callout__title {
  font-family: var(--font-display-jp);
  font-size: 19px;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.5;
  margin-bottom: 14px;
}
.callout__desc {
  font-size: 14.5px;
  line-height: 1.95;
  color: var(--ink-soft);
}
.callout__desc em { font-style: normal; color: var(--ink); font-weight: 500; }
@media (max-width: 600px) {
  .callout { padding: 24px 22px; }
}

.bridge {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 56px;
}
@media (max-width: 768px) { .bridge { grid-template-columns: 1fr; } }

.bridge__col {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-top: 3px solid var(--navy);
  padding: 26px 28px 22px;
}
.bridge__col--in { border-top-color: var(--gold-deep); }
.section--alt .bridge__col { background: var(--paper); }

.bridge__dir {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--gold-deep);
  font-weight: 500;
  margin-bottom: 8px;
}
.bridge__col--in .bridge__dir { color: var(--navy); }
.bridge__head {
  font-family: var(--font-display-jp);
  font-size: 19px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--rule);
  letter-spacing: 0.02em;
}
.bridge__item {
  border-left: 2px solid var(--gold);
  padding: 4px 0 4px 14px;
  margin-bottom: 18px;
}
.bridge__item:last-child { margin-bottom: 0; }
.bridge__name {
  font-family: var(--font-display-jp);
  font-weight: 600;
  font-size: 15px;
  color: var(--navy);
  margin-bottom: 5px;
}
.bridge__desc {
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.chips {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 24px;
}
@media (max-width: 768px) { .chips { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 420px) { .chips { grid-template-columns: 1fr; } }
/* Inside the two-column detail layout there is only half the width to
   work with, so four across wraps badly. */
.detail__grid .chips { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 520px) { .detail__grid .chips { grid-template-columns: 1fr; } }
.chip {
  background: var(--paper-deep);
  border-top: 1px solid var(--gold-line);
  padding: 16px 18px;
}
.section--alt .chip { background: var(--paper); }
.chip__label {
  font-size: 9.5px;
  letter-spacing: 0.24em;
  color: var(--gold-deep);
  font-weight: 500;
  margin-bottom: 8px;
  text-transform: uppercase;
}
.chip__name {
  font-family: var(--font-display-jp);
  font-size: 14px;
  font-weight: 600;
  color: var(--navy);
  line-height: 1.5;
}

.moat {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 48px;
}
@media (max-width: 768px) { .moat { grid-template-columns: 1fr; } }
.moat__col {
  background: var(--paper-deep);
  padding: 30px 28px;
  border-left: 3px solid var(--gold);
}
.section--alt .moat__col { background: var(--paper); }
.moat__label {
  font-size: 10px;
  letter-spacing: 0.3em;
  color: var(--gold-deep);
  font-weight: 500;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.moat__title {
  font-family: var(--font-display-jp);
  font-size: 18px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 18px;
}
.moat__list { list-style: none; margin: 0; padding: 0; }
.moat__list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 12px;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--ink-soft);
}
.moat__list li:last-child { margin-bottom: 0; }
.moat__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 1px;
  background: var(--gold-deep);
}
.moat__list strong {
  color: var(--navy);
  font-weight: 600;
}

/* ============================================================
   Global (Japan × India) — Office cards with country map backgrounds
   ============================================================ */
.offices {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 56px;
}
@media (max-width: 768px) {
  .offices { grid-template-columns: 1fr; }
}

.office-card {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-top: 3px solid var(--navy);
  padding: 26px 28px 24px;
  position: relative;
  overflow: hidden;
}
.office-card--india {
  border-top-color: var(--gold-deep);
}
.office-card > * {
  position: relative;
  z-index: 1;
}
.office-card__map {
  position: absolute;
  pointer-events: none;
  z-index: 0;
  display: block;
}
.office-card__map--jp {
  /* Japan archipelago — tall, narrow */
  right: -4%;
  top: 50%;
  transform: translateY(-50%);
  width: 38%;
  height: auto;
  color: rgba(26, 31, 45, 0.11);
}
.office-card__map--in {
  /* India subcontinent — wider triangle */
  right: -6%;
  top: 50%;
  transform: translateY(-50%);
  width: 52%;
  height: auto;
  color: rgba(196, 154, 90, 0.16);
}
@media (max-width: 600px) {
  .office-card__map--jp { width: 30%; right: -2%; opacity: 0.7; }
  .office-card__map--in { width: 42%; right: -3%; opacity: 0.7; }
}
.office-card__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--rule);
}
.office-card__tag {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 11px;
  color: var(--gold-deep);
  letter-spacing: 0.1em;
  font-weight: 500;
}
.office-card__status {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.office-card__status--active { color: #2d8659; }
.office-card__status--pending { color: #b8932d; }
.office-card__status::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 0 3px rgba(45, 134, 89, 0.18);
}
.office-card__status--pending::before {
  box-shadow: 0 0 0 3px rgba(184, 147, 45, 0.18);
}
.office-card__name {
  font-family: var(--font-display-jp);
  font-size: 24px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 4px;
  letter-spacing: 0.02em;
}
.office-card__city {
  font-size: 12.5px;
  color: var(--ink-mute);
  margin-bottom: 18px;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  letter-spacing: 0.08em;
}
.office-card__meta {
  margin-bottom: 18px;
  border-left: 2px solid var(--gold);
  padding-left: 14px;
}
.office-card__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 7px 0;
  font-size: 12px;
  border-bottom: 1px dotted var(--rule);
  gap: 12px;
}
.office-card__row:last-child { border-bottom: none; }
.office-card__row > span:first-child {
  color: var(--ink-mute);
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 10.5px;
  flex-shrink: 0;
}
.office-card__row > span:last-child {
  color: var(--ink);
  font-weight: 500;
  text-align: right;
}
.office-card__desc {
  font-size: 13px;
  line-height: 1.85;
  color: var(--ink-soft);
}

/* ============================================================
   Founder
   ============================================================ */
.founder {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  margin-top: 56px;
}
@media (max-width: 900px) {
  .founder { grid-template-columns: 1fr; gap: 40px; }
}
.founder h3 {
  font-family: var(--font-display-jp);
  font-size: clamp(36px, 5vw, 52px);
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.2;
}
.founder__role {
  font-family: var(--font-display-en);
  font-style: italic;
  color: var(--gold-deep);
  font-size: 18px;
  margin-bottom: 36px;
}
.career {
  margin-top: 8px;
}
.career__label {
  font-family: var(--font-display-en);
  font-style: italic;
  color: var(--gold-deep);
  font-size: 15px;
  margin-bottom: 18px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--rule);
}
.career__item {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--rule);
  font-size: 13.5px;
}
.career__item:last-child { border-bottom: none; }
.career__year {
  font-family: var(--font-display-en);
  color: var(--ink);
  font-weight: 600;
}
.career__role {
  color: var(--ink-soft);
  line-height: 1.7;
}
/* 本文中のリンク。a { color: inherit; text-decoration: none } を上書きする。
   従来は文字色 navy + 下線 gold-line だったが、gold-line (#e6d9b4) は
   背景 (#faf6ee) とのコントラストが 1.30:1 しかなく、文字色も地の文 ink との
   差が 1.21:1 しかないため、リンクだと判別できなかった。
   下線を gold-deep (2.92:1) の 2px にし、外部リンクには矢印を添える。 */
.career__role a,
.callout__desc a,
.closing__desc a,
.company-row__val a,
a.inline-link {
  color: var(--navy);
  text-decoration: underline;
  text-decoration-color: var(--gold-deep);
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
  transition: color 0.2s ease, text-decoration-color 0.2s ease;
}
.career__role a:hover,
.callout__desc a:hover,
.closing__desc a:hover,
.company-row__val a:hover,
a.inline-link:hover {
  color: var(--gold-deep);
  text-decoration-color: var(--gold);
}
/* 外部リンクの矢印。inline-block にすると親の下線が波及しない。 */
.career__role a[target="_blank"]::after,
.callout__desc a[target="_blank"]::after,
.closing__desc a[target="_blank"]::after,
.company-row__val a[target="_blank"]::after,
a.inline-link[target="_blank"]::after {
  content: "\2197";
  display: inline-block;
  margin-left: 0.22em;
  font-size: 0.8em;
  line-height: 1;
  color: var(--gold-deep);
}

.strengths {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
@media (max-width: 480px) { .strengths { grid-template-columns: 1fr; } }
.strength {
  background: var(--paper-deep);
  padding: 20px 22px;
  border-left: 3px solid var(--gold);
}
.strength__title {
  font-family: var(--font-display-jp);
  font-weight: 700;
  color: var(--gold-deep);
  font-size: 14.5px;
  margin-bottom: 8px;
}
.strength__desc {
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--ink-soft);
}
.strengths__label {
  font-size: 10px;
  letter-spacing: 0.3em;
  color: var(--gold-deep);
  margin-bottom: 22px;
  font-weight: 500;
}

/* ============================================================
   Company info
   ============================================================ */
.company-table {
  margin-top: 56px;
  max-width: 760px;
}
.company-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 24px;
  padding: 22px 0;
  border-bottom: 1px solid var(--rule);
  align-items: baseline;
}
@media (max-width: 640px) {
  .company-row { grid-template-columns: 1fr; gap: 6px; padding: 16px 0; }
}
.company-row__label {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--ink-mute);
}
.company-row__val {
  font-family: var(--font-display-jp);
  font-size: 15.5px;
  color: var(--ink);
}
.company-row__val a { border-bottom: 1px solid var(--gold); }
.company-row__val a:hover { color: var(--navy); }

/* ============================================================
   Final CTA
   ============================================================ */
.closing {
  background: var(--navy);
  color: var(--paper);
  padding: 120px 0;
  position: relative;
  overflow: hidden;
}
.closing::before {
  content: "";
  position: absolute;
  top: -20%; right: -10%;
  width: 460px; height: 460px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 168, 76, 0.12) 0%, rgba(201, 168, 76, 0) 70%);
}
.closing__inner { position: relative; }
.closing h2 {
  color: var(--paper);
  font-size: clamp(32px, 5vw, 56px);
  margin-bottom: 24px;
}
.closing .section-subtitle { color: var(--gold-soft); margin-bottom: 36px; }
.closing .rule { background: var(--gold); }
.closing__desc {
  font-size: 16px;
  line-height: 2;
  color: rgba(250, 246, 238, 0.85);
  max-width: 760px;
  margin-bottom: 48px;
}
.closing__desc em {
  font-style: normal;
  color: var(--paper);
  font-weight: 500;
}
.closing__note {
  margin-top: 28px;
  font-size: 13px;
  font-style: italic;
  line-height: 1.9;
  color: rgba(250, 246, 238, 0.55);
}
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin-top: 36px;
  max-width: 820px;
}
@media (max-width: 768px) { .contact-grid { grid-template-columns: 1fr; } }
a.contact-card {
  display: block;
  transition: background 0.25s ease, transform 0.25s ease;
}
a.contact-card:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}
a.contact-card .contact-card__val { color: var(--paper); }
.closing__desc a { color: var(--gold-soft); border-bottom: 1px solid rgba(201, 168, 76, 0.5); }
.contact-card {
  background: rgba(255, 255, 255, 0.06);
  border-top: 1px solid var(--gold);
  padding: 26px 24px;
}
.contact-card__label {
  font-size: 10px;
  letter-spacing: 0.3em;
  color: var(--gold-soft);
  margin-bottom: 12px;
  font-weight: 500;
}
.contact-card__val {
  font-family: var(--font-display-jp);
  font-size: 16px;
  color: var(--paper);
}
.contact-card__val a:hover { color: var(--gold-soft); }

/* ============================================================
   Footer
   ============================================================ */
.footer {
  background: var(--paper-deep);
  padding: 80px 0 36px;
  border-top: 4px solid var(--gold);
}
.footer__top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 56px;
}
@media (max-width: 768px) {
  .footer__top { grid-template-columns: 1fr; gap: 32px; }
}
.footer__logo img { height: 32px; margin-bottom: 20px; }
.footer__tagline {
  font-size: 13px;
  line-height: 1.8;
  color: var(--ink-mute);
  max-width: 360px;
}
.footer__col h5 {
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--gold-deep);
  text-transform: uppercase;
  margin-bottom: 16px;
  font-weight: 500;
}
.footer__col ul {
  list-style: none; padding: 0; margin: 0;
}
.footer__col li {
  padding: 6px 0;
  font-size: 13px;
  color: var(--ink-soft);
}
.footer__col a:hover { color: var(--gold-deep); }
.footer__bottom {
  padding-top: 24px;
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 12px;
  color: var(--ink-mute);
}
.footer__bottom a { padding: 0 8px; }
.footer__bottom a:hover { color: var(--gold-deep); }

/* ============================================================
   Scroll reveal animation
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s ease, transform 0.9s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   Utility
   ============================================================ */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }


/* ============================================================
   v2 draft — Proof / Why / Placeholder
   ============================================================ */
.proof {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 56px;
}
@media (max-width: 900px) { .proof { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .proof { grid-template-columns: 1fr; } }
.proof__item {
  background: var(--paper);
  border-top: 3px solid var(--gold);
  padding: 28px 24px 24px;
}
.section--alt .proof__item { background: var(--paper); }
.proof__num {
  font-family: var(--font-display-en);
  font-size: 46px;
  font-weight: 500;
  line-height: 1;
  color: var(--navy);
  letter-spacing: -0.01em;
  margin-bottom: 4px;
}
.proof__num span {
  font-family: var(--font-display-jp);
  font-size: 18px;
  font-weight: 700;
  margin-left: 3px;
}
/* 英語版の単位 (M / % / K) はラテン数字と同じ書体で続けたい。 */
.proof__num span.proof__unit--en {
  font-family: var(--font-display-en);
  font-size: 34px;
  font-weight: 500;
  margin-left: 1px;
}
.proof__label {
  font-family: var(--font-display-jp);
  font-size: 14.5px;
  font-weight: 700;
  color: var(--ink);
  margin: 12px 0 8px;
}
.proof__note {
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--ink-mute);
}

.why {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 56px;
}
@media (max-width: 860px) { .why { grid-template-columns: 1fr; } }
.why__item {
  background: var(--paper-deep);
  border-left: 3px solid var(--gold);
  padding: 32px 28px;
}
.section--alt .why__item { background: var(--paper); }
.why__num {
  font-family: var(--font-display-en);
  font-style: italic;
  font-size: 28px;
  color: var(--gold-deep);
  line-height: 1;
  margin-bottom: 16px;
}
.why__title {
  font-family: var(--font-display-jp);
  font-size: 19px;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.5;
  margin-bottom: 14px;
}
.why__desc {
  font-size: 14px;
  line-height: 1.95;
  color: var(--ink-soft);
}
.why__desc em { font-style: normal; color: var(--ink); font-weight: 500; }

/* 未確定ブロック — 内容が入り次第、通常のセクションに置き換える */
.todo {
  border: 1px dashed var(--gold-deep);
  background: rgba(201, 168, 76, 0.05);
  padding: 30px 32px;
  margin-top: 40px;
  max-width: 920px;
}
.todo__tag {
  display: inline-block;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 10.5px;
  letter-spacing: 0.14em;
  color: var(--gold-deep);
  border: 1px solid var(--gold-line);
  padding: 3px 9px;
  margin-bottom: 14px;
}
.todo__title {
  font-family: var(--font-display-jp);
  font-size: 17px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
}
.todo__desc {
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--ink-soft);
}
.todo__desc ul { margin: 10px 0 0; padding-left: 20px; }
.todo__desc li { margin-bottom: 5px; }

.stages3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 48px;
}
@media (max-width: 700px) { .stages3 { grid-template-columns: 1fr; } }
.st3 {
  background: var(--paper-deep);
  padding: 26px 26px 24px;
  border-top: 1px solid var(--gold-line);
  position: relative;
}
.section--alt .st3 { background: var(--paper); }
.st3__step {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 10.5px;
  letter-spacing: 0.16em;
  color: var(--gold-deep);
  margin-bottom: 10px;
}
.st3__name {
  font-family: var(--font-display-jp);
  font-size: 20px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
}
.st3__desc {
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--ink-soft);
}

/* 02 に統合した代表名と年表 */
.founder-line {
  margin-top: 8px;
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 44px;
  align-items: end;
}
@media (max-width: 700px) {
  .founder-line { grid-template-columns: 1fr; gap: 26px; align-items: start; }
  .founder-line__photo { max-width: 220px; }
}
.founder-line__photo {
  width: 100%;
  height: auto;
  display: block;
}
.founder-line h3 {
  font-family: var(--font-display-jp);
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 700;
  color: var(--navy);
  letter-spacing: 0.03em;
  margin-bottom: 6px;
}
.career--wide { margin-top: 32px; max-width: none; }
.career--wide .career__item { grid-template-columns: 110px 1fr; }
@media (max-width: 600px) {
  .career--wide .career__item { grid-template-columns: 74px 1fr; }
}
/* 英語版の年表は "Late 2026" など語が長いので年カラムを広げる。 */
.career--wide.career--en .career__item { grid-template-columns: 130px 1fr; }
@media (max-width: 600px) {
  .career--wide.career--en .career__item { grid-template-columns: 88px 1fr; }
}