/* ============================================================
   GETTI GROUP — 創業40周年特設サイト
   共通スタイルシート  style.css
   ============================================================ */

/* ─── CSS VARIABLES ─── */
:root {
  --gold: #B8993A;
  --gold-light: #D4B35A;
  --gold-pale: #F0E4B8;
  --ink: #0E0E0E;
  --ink-mid: #1A1A1A;
  --ink-soft: #2A2A2A;
  --grey: #C8C8C8;
  --grey-light: #9A9A9A;
  --cream: #F8F4ED;
  --cream-dark: #EDE8DE;
  --white: #FDFBF7;
}

/* ─── RESET ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 17px; }

body {
  background: var(--ink);
  color: var(--cream);
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  overflow-x: hidden;
}

/* ─── NOISE TEXTURE OVERLAY ─── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: 0.4;
}

/* ─── NAVIGATION ─── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.2rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(to bottom, rgba(14,14,14,0.95) 0%, transparent 100%);
  backdrop-filter: blur(2px);
}

/* ロゴ画像 */
.nav-logo {
  display: block;
  text-decoration: none;
  line-height: 1;
}

.nav-logo img {
  height: 64px;
  width: auto;
  display: block;
  filter: none;
  background: transparent;
  mix-blend-mode: normal;
  transition: opacity 0.3s;
}

.nav-logo img:hover {
  opacity: 0.8;
}

/* TOPページ用ナビリンク */
.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 300;
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  color: var(--gold-light);
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.3s;
}

.nav-links a:hover { color: var(--gold-pale); }

/* 下層ページ用戻るリンク */
.nav-back {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: var(--grey-light);
  text-decoration: none;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  transition: color 0.3s;
}
.nav-back:hover { color: var(--gold-light); }
.nav-back::before { content: '←'; font-size: 0.9rem; }

/* ─── SECTION COMMON ─── */
section { position: relative; }

.section-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 8rem 10%;
}

.section-label {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 100;
  font-size: 0.6rem;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.section-label::after {
  content: '';
  flex: 1;
  max-width: 2rem;
  height: 1px;
  background: var(--gold);
  opacity: 0.5;
}

.section-title {
  font-family: 'Meiryo', 'メイリオ', 'Cormorant Garamond', serif;
  font-weight: 300;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.2;
  color: var(--white);
  margin-bottom: 0.5rem;
}

.section-title-jp {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 200;
  font-size: 0.95rem;
  color: var(--grey-light);
  margin-bottom: 3rem;
  letter-spacing: 0.1em;
}

/* ─── ANIMATIONS ─── */
.fade-up {
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* stagger: グリッド内カードのみ */
.domains-grid .fade-up:nth-child(2),
.subsidiaries-grid .fade-up:nth-child(2),
.clients-grid .fade-up:nth-child(2),
.research-grid .fade-up:nth-child(2),
.license-grid .fade-up:nth-child(2) { transition-delay: 0.04s; }

.domains-grid .fade-up:nth-child(3),
.subsidiaries-grid .fade-up:nth-child(3),
.clients-grid .fade-up:nth-child(3) { transition-delay: 0.08s; }

.domains-grid .fade-up:nth-child(4),
.subsidiaries-grid .fade-up:nth-child(4) { transition-delay: 0.12s; }

/* ─── FOOTER / BACK SECTION ─── */
footer,
.back-section {
  padding: 4rem 10%;
  background: #080808;
  border-top: 1px solid rgba(184,153,58,0.15);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand,
.back-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
  text-decoration: none;
}

.footer-brand img,
.back-brand img {
  height: 28px;
  width: auto;
  filter: none;
}

.footer-brand-sub,
.back-brand-sub {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 100;
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  color: var(--grey);
}

.footer-info {
  text-align: right;
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 100;
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--grey);
  line-height: 2;
}

.footer-info a {
  color: var(--grey-light);
  text-decoration: none;
  transition: color 0.3s;
}
.footer-info a:hover { color: var(--gold); }

.back-link {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gold-light);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-bottom: 1px solid rgba(184,153,58,0.3);
  padding-bottom: 0.4rem;
  transition: all 0.3s;
}
.back-link:hover { color: var(--gold); border-bottom-color: var(--gold); gap: 1.2rem; }

/* ─── COMPANY CARD (共通・下層ページ) ─── */
.company-card {
  border-left: 3px solid var(--gold);
  padding: 2.5rem 3rem;
  background: var(--white);
  box-shadow: 0 2px 16px rgba(0,0,0,0.05);
  margin-bottom: 1.5rem;
}

.company-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.5rem;
  gap: 2rem;
}

.company-card-name {
  font-family: 'Meiryo', 'メイリオ', 'Cormorant Garamond', serif;
  font-weight: 600;
  font-size: 1.35rem;
  color: var(--ink);
  line-height: 1.3;
}

.company-card-name-jp {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 300;
  font-size: 0.8rem;
  color: var(--grey);
  margin-top: 0.2rem;
}

.company-card-rep { text-align: right; flex-shrink: 0; }

.company-card-rep-label {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: 0.55rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  text-transform: uppercase;
}

.company-card-rep-name {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 400;
  font-size: 0.9rem;
  color: var(--ink);
}

.company-card-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--cream-dark);
}

.meta-item-label {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: 0.55rem;
  letter-spacing: 0.2em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 0.35rem;
}

.meta-item-value {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 200;
  font-size: 0.78rem;
  line-height: 1.7;
  color: var(--grey);
}

.company-card-business {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--cream-dark);
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 200;
  font-size: 0.8rem;
  line-height: 2;
  color: var(--grey);
}

.subsidiaries-label {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  text-transform: uppercase;
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--cream-dark);
}

.subsidiaries-list { display: flex; flex-direction: column; gap: 0.75rem; }

.sub-item { display: grid; grid-template-columns: 1.2rem 1fr; gap: 0.75rem; align-items: start; }

.sub-item-num {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: 0.65rem;
  color: var(--gold);
  padding-top: 0.1rem;
}

.sub-item-body {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 200;
  font-size: 0.78rem;
  line-height: 1.7;
  color: var(--grey);
}

.sub-item-name { color: var(--ink); font-weight: 400; }

/* ─── DOMAIN HERO (下層共通) ─── */
#hero {
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 0 10% 6rem;
  position: relative;
  overflow: hidden;
}

.hero-domain-num {
  font-family: 'Meiryo', 'メイリオ', 'Cormorant Garamond', serif;
  font-weight: 300;
  font-style: italic;
  font-size: clamp(8rem, 22vw, 20rem);
  color: transparent;
  -webkit-text-stroke: 1px rgba(184,153,58,0.12);
  line-height: 1;
  position: absolute;
  right: 5%;
  bottom: -4rem;
  pointer-events: none;
  user-select: none;
}

.hero-content { position: relative; z-index: 2; max-width: 700px; }

.hero-domain-label {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: 0.65rem;
  letter-spacing: 0.5em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.hero-domain-label::before { content: ''; display: block; width: 3rem; height: 1px; background: var(--gold); }

.hero-title {
  font-family: 'Meiryo', 'メイリオ', 'Cormorant Garamond', serif;
  font-weight: 300;
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  line-height: 1.15;
  color: var(--white);
  margin-bottom: 1.25rem;
  letter-spacing: 0.02em;
}
.hero-title em { font-style: italic; color: var(--gold-light); }

.hero-lead {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 200;
  font-size: 0.9rem;
  line-height: 2.1;
  color: var(--grey-light);
  max-width: 540px;
}

/* ─── OVERVIEW GRID (下層共通) ─── */
.overview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: start;
}

.overview-body {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 200;
  font-size: 0.88rem;
  line-height: 2.3;
  color: var(--grey-light);
}
.overview-body p + p { margin-top: 1.75rem; }
.overview-body strong { color: var(--cream); font-weight: 400; }

/* ─── SERVICE LIST (下層共通) ─── */
.services-list { display: flex; flex-direction: column; }

.service-item {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: 1.5rem;
  padding: 2rem 0;
  border-top: 1px solid rgba(255,255,255,0.05);
  align-items: start;
}
.service-item:last-child { border-bottom: 1px solid rgba(255,255,255,0.05); }

.service-num {
  font-family: 'Meiryo', 'メイリオ', 'Cormorant Garamond', serif;
  font-weight: 300;
  font-style: italic;
  font-size: 1.4rem;
  color: var(--gold);
  opacity: 0.6;
}

.service-name {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 400;
  font-size: 0.9rem;
  color: var(--cream);
  margin-bottom: 0.4rem;
}

.service-desc {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 200;
  font-size: 0.78rem;
  line-height: 1.9;
  color: var(--grey-light);
}

/* ─── INDEX: HERO ─── */
#hero-top {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 8rem 8% 0 10%;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
}

.hero-year {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 100;
  font-size: clamp(6rem, 20vw, 18rem);
  color: transparent;
  -webkit-text-stroke: 1px rgba(184,153,58,0.2);
  line-height: 1;
  position: absolute;
  right: -2%;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  letter-spacing: -0.02em;
  user-select: none;
}

.hero-since {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: 0.75rem;
  letter-spacing: 0.5em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.hero-since::before {
  content: '';
  display: block;
  width: 3rem;
  height: 1px;
  background: var(--gold);
}

.hero-title-top {
  font-family: 'Meiryo', 'メイリオ', 'Cormorant Garamond', serif;
  font-weight: 300;
  font-size: clamp(1.3rem, 2.8vw, 2.2rem);
  line-height: 1.2;
  color: var(--white);
  margin-bottom: 1rem;
  letter-spacing: 0.02em;
}
.hero-title-top em { font-style: italic; color: var(--gold-light); }

.hero-subtitle {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 200;
  font-size: 1.1rem;
  line-height: 2;
  color: var(--grey-light);
  margin-bottom: 3rem;
  max-width: 500px;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gold-light);
  text-decoration: none;
  border-bottom: 1px solid rgba(184,153,58,0.3);
  padding-bottom: 0.5rem;
  transition: all 0.3s;
}
.hero-cta:hover { color: var(--gold); border-bottom-color: var(--gold); gap: 1.5rem; }

.hero-scroll {
  position: absolute;
  bottom: 3rem;
  left: 10%;
  display: flex;
  align-items: center;
  gap: 1rem;
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 100;
  font-size: 0.6rem;
  letter-spacing: 0.4em;
  color: var(--grey);
  text-transform: uppercase;
}

.scroll-line {
  width: 4rem;
  height: 1px;
  background: var(--grey);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleX(1); }
  50% { opacity: 0.8; transform: scaleX(1.3); }
}

/* ─── INDEX: MISSION BAND ─── */
#mission {
  background: var(--gold);
  padding: 4rem 10%;
  overflow: hidden;
}

.mission-inner {
  display: flex;
  align-items: center;
  gap: 4rem;
}

.mission-mark {
  font-family: 'Meiryo', 'メイリオ', 'Cormorant Garamond', serif;
  font-weight: 300;
  font-style: italic;
  font-size: 6rem;
  color: rgba(14,14,14,0.15);
  line-height: 1;
  flex-shrink: 0;
}

.mission-text {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 300;
  font-size: clamp(1rem, 2vw, 1.25rem);
  line-height: 2;
  color: var(--ink);
}

.mission-text strong {
  font-weight: 600;
  display: block;
  font-size: 1.4em;
  margin-bottom: 0.5rem;
  font-family: 'Meiryo', 'メイリオ', 'Cormorant Garamond', serif;
  letter-spacing: 0.05em;
}

/* ─── INDEX: ABOUT / TIMELINE ─── */
#history {
  padding: 8rem 10%;
  background: var(--ink);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: start;
}

.about-text {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 200;
  font-size: 1rem;
  line-height: 2.3;
  color: var(--grey-light);
}
.about-text p + p { margin-top: 1.5rem; }

.timeline { display: flex; flex-direction: column; gap: 0; }

.timeline-item {
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: 1.5rem;
  position: relative;
}

.timeline-item:not(:last-child)::before {
  content: '';
  position: absolute;
  left: 1.9rem;
  top: 2rem;
  bottom: -0.5rem;
  width: 1px;
  background: linear-gradient(to bottom, var(--gold) 0%, transparent 100%);
  opacity: 0.2;
}

.timeline-year {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--gold);
  padding-top: 0.25rem;
  text-align: center;
}

.timeline-dot { position: relative; }
.timeline-dot::before {
  content: '';
  position: absolute;
  left: 1.7rem;
  top: 0.4rem;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 8px var(--gold);
}

.timeline-body { padding-bottom: 2.5rem; }

.timeline-event {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 400;
  font-size: 0.85rem;
  color: var(--cream);
  margin-bottom: 0.3rem;
}

.timeline-desc {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 200;
  font-size: 0.75rem;
  line-height: 1.8;
  color: var(--grey-light);
}

/* ─── INDEX: DOMAINS ─── */
#domains {
  padding: 8rem 10%;
  background: linear-gradient(to bottom, var(--ink) 0%, #111108 100%);
}

.domains-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  margin-top: 1rem;
}

.domain-card {
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(184,153,58,0.1);
  padding: 3rem;
  position: relative;
  transition: all 0.4s;
  overflow: hidden;
  display: block;
  text-decoration: none;
  color: inherit;
}

.domain-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(184,153,58,0.05) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.4s;
}
.domain-card:hover::before { opacity: 1; }
.domain-card:hover { border-color: rgba(184,153,58,0.3); transform: translateY(-2px); }

.domain-number {
  font-family: 'Meiryo', 'メイリオ', 'Cormorant Garamond', serif;
  font-weight: 300;
  font-style: italic;
  font-size: 5rem;
  color: rgba(184,153,58,0.08);
  line-height: 1;
  position: absolute;
  top: 1.5rem;
  right: 2rem;
}

.domain-en {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 100;
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.domain-name {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 400;
  font-size: 1.25rem;
  color: var(--white);
  margin-bottom: 1.5rem;
}

.domain-company {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--gold-light);
  margin-bottom: 1rem;
}

.domain-items {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.domain-items li {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 200;
  font-size: 0.85rem;
  line-height: 1.8;
  color: var(--grey-light);
  padding-left: 1rem;
  position: relative;
}
.domain-items li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--gold);
  opacity: 0.4;
}

.domain-more {
  margin-top: 1.5rem;
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  text-transform: uppercase;
}

/* ─── INDEX: GROUP STRUCTURE ─── */
#structure {
  padding: 8rem 10%;
  background: var(--ink);
  color: var(--cream);
}

#structure .section-label { color: var(--gold); }
#structure .section-title { color: var(--white); }
#structure .section-title-jp { color: var(--grey-light); }

.holding-box {
  border: 2px solid var(--gold);
  padding: 2.5rem 3rem;
  margin-bottom: 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(184,153,58,0.06);
  box-shadow: none;
}

.holding-name {
  font-family: 'Meiryo', 'メイリオ', 'Cormorant Garamond', serif;
  font-weight: 600;
  font-size: 1.5rem;
  color: var(--white);
}

.holding-subtitle {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 200;
  font-size: 0.8rem;
  color: var(--grey-light);
  margin-top: 0.25rem;
}

.holding-ceo { text-align: right; }

.holding-ceo-label {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  text-transform: uppercase;
}

.holding-ceo-name {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 400;
  font-size: 1.1rem;
  color: var(--cream);
}

.subsidiaries-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.subsidiary-card {
  border-top: 3px solid var(--gold);
  padding: 1.5rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(184,153,58,0.15);
  border-top: 3px solid var(--gold);
  transition: transform 0.3s, box-shadow 0.3s;
}
.subsidiary-card:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,0,0,0.3); }

.sub-domain {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 100;
  font-size: 0.55rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.sub-name {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 400;
  font-size: 0.9rem;
  color: var(--cream);
  margin-bottom: 0.5rem;
}

.sub-rep {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 200;
  font-size: 0.7rem;
  color: var(--grey-light);
  margin-bottom: 0.75rem;
}

.sub-count {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--grey-light);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 0.75rem;
  margin-top: 0.75rem;
}

/* ─── INDEX: NEWS ─── */
#news {
  padding: 8rem 10%;
  background: var(--ink);
}

/* ─── INDEX: POLICY ─── */
#policy {
  padding: 8rem 10%;
}

/* ─── INDEX: COMPANIES LIST ─── */
#group {
  padding: 8rem 10%;
  background: var(--ink);
}

.companies-list {
  display: flex;
  flex-direction: column;
  gap: 1px;
  margin-top: 2rem;
}

.company-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2rem;
  padding: 2rem 0;
  border-top: 1px solid rgba(255,255,255,0.05);
  transition: background 0.3s;
  align-items: center;
}
.company-row:hover { background: rgba(184,153,58,0.03); }
.company-row:last-child { border-bottom: 1px solid rgba(255,255,255,0.05); }

.co-name {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 400;
  font-size: 1.05rem;
  color: var(--cream);
}

.co-domain-tag {
  display: inline-block;
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: 0.55rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid rgba(184,153,58,0.3);
  padding: 0.2rem 0.6rem;
  margin-top: 0.4rem;
}

.co-rep {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 200;
  font-size: 0.9rem;
  color: var(--grey-light);
}

.co-location {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  color: var(--grey);
}

.co-business {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 200;
  font-size: 0.85rem;
  line-height: 1.8;
  color: var(--grey-light);
}

/* ─── INDEX: PROFILE ─── */
#profile {
  padding: 8rem 10%;
  background: linear-gradient(to bottom right, #111 0%, #0E0E0E 100%);
}

.profile-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8rem;
  align-items: start;
}

.profile-table { border-collapse: collapse; width: 100%; }

.profile-table tr { border-bottom: 1px solid rgba(255,255,255,0.05); }
.profile-table tr:first-child { border-top: 1px solid rgba(255,255,255,0.05); }

.profile-table th {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--gold);
  text-transform: uppercase;
  text-align: left;
  padding: 1.2rem 1.5rem 1.2rem 0;
  vertical-align: top;
  width: 30%;
  white-space: nowrap;
}

.profile-table td {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 200;
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--cream);
  padding: 1.2rem 0;
}

.mission-quote {
  border-left: 2px solid var(--gold);
  padding: 3rem;
  background: rgba(184,153,58,0.04);
}

.mission-quote blockquote {
  font-family: 'Meiryo', 'メイリオ', 'Cormorant Garamond', serif;
  font-weight: 300;
  font-style: italic;
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  line-height: 1.8;
  color: var(--gold-pale);
}

.mission-quote cite {
  display: block;
  margin-top: 2rem;
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  text-transform: uppercase;
  font-style: normal;
}

/* ─── DOMAIN: CLIENTS GRID ─── */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.04);
  margin-top: 1rem;
}

.client-block {
  background: var(--ink);
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
}
.client-block::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 2rem;
  height: 1px;
  background: var(--gold);
  opacity: 0.4;
}

.client-category {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 100;
  font-size: 0.55rem;
  letter-spacing: 0.35em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.client-scale {
  font-family: 'Meiryo', 'メイリオ', 'Cormorant Garamond', serif;
  font-weight: 300;
  font-style: italic;
  font-size: 1.8rem;
  color: var(--gold-light);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.client-label {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 400;
  font-size: 0.82rem;
  color: var(--cream);
  margin-bottom: 0.75rem;
}

.client-detail {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 200;
  font-size: 0.72rem;
  line-height: 1.8;
  color: var(--grey-light);
}

/* ─── DOMAIN: RESEARCH GRID ─── */
.research-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  background: rgba(184,153,58,0.06);
  margin-top: 1rem;
}

.research-card {
  background: var(--ink);
  padding: 3rem;
  position: relative;
  overflow: hidden;
}
.research-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(to right, var(--gold) 0%, transparent 100%);
  opacity: 0.5;
}

.research-tag {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 100;
  font-size: 0.55rem;
  letter-spacing: 0.35em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.research-title {
  font-family: 'Meiryo', 'メイリオ', 'Cormorant Garamond', serif;
  font-weight: 300;
  font-size: 1.3rem;
  color: var(--white);
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.research-body {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 200;
  font-size: 0.78rem;
  line-height: 1.9;
  color: var(--grey-light);
}

.research-partner {
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255,255,255,0.05);
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: var(--gold);
  text-transform: uppercase;
}

/* ─── DOMAIN: LICENSE GRID ─── */
.license-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(184,153,58,0.06);
  margin-top: 1rem;
}

.license-block { background: var(--ink); padding: 2.5rem; }

.license-tag {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 100;
  font-size: 0.55rem;
  letter-spacing: 0.35em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.license-title {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 400;
  font-size: 0.88rem;
  color: var(--white);
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

.license-num {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--grey-light);
}

/* ─── DOMAIN: AWARD BAND ─── */
#award {
  background: var(--gold);
  padding: 5rem 10%;
}

.award-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 5rem;
}

.award-mark {
  font-family: 'Meiryo', 'メイリオ', 'Cormorant Garamond', serif;
  font-weight: 300;
  font-style: italic;
  font-size: 5rem;
  color: rgba(14,14,14,0.15);
  line-height: 1;
  flex-shrink: 0;
}

.award-body {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 300;
  font-size: 0.9rem;
  line-height: 2;
  color: var(--ink);
}

.award-body strong {
  font-family: 'Meiryo', 'メイリオ', 'Cormorant Garamond', serif;
  font-weight: 600;
  font-size: 1.3em;
  display: block;
  margin-bottom: 0.5rem;
  letter-spacing: 0.05em;
}

/* ─── DOMAIN: ORG CARDS (dark) ─── */
.org-cards { display: flex; flex-direction: column; gap: 1.5rem; }

.org-card {
  border-left: 3px solid var(--gold);
  padding: 2.5rem 3rem;
  background: rgba(255,255,255,0.02);
  border-top: 1px solid rgba(184,153,58,0.1);
  border-right: 1px solid rgba(184,153,58,0.1);
  border-bottom: 1px solid rgba(184,153,58,0.1);
}

.org-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.5rem;
  gap: 2rem;
}

.org-card-name {
  font-family: 'Meiryo', 'メイリオ', 'Cormorant Garamond', serif;
  font-weight: 600;
  font-size: 1.2rem;
  color: var(--white);
  line-height: 1.3;
}

.org-card-type {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 200;
  font-size: 0.75rem;
  color: var(--grey-light);
  margin-top: 0.2rem;
}

.org-card-rep { text-align: right; flex-shrink: 0; }

.org-card-rep-label {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: 0.55rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  text-transform: uppercase;
}

.org-card-rep-name {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 400;
  font-size: 0.9rem;
  color: var(--cream);
}

.org-card-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.05);
}

.org-meta-label {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: 0.55rem;
  letter-spacing: 0.2em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 0.35rem;
}

.org-meta-value {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 200;
  font-size: 0.78rem;
  line-height: 1.7;
  color: var(--grey-light);
}

.org-card-business {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.05);
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 200;
  font-size: 0.8rem;
  line-height: 2;
  color: var(--grey-light);
}

/* ─── LIGHT SECTION OVERRIDES ─── */
.light-section .section-label { color: var(--gold); }
.light-section .section-title { color: var(--ink); }
.light-section .section-title-jp { color: var(--grey); }

/* ─── 40周年 ANNIVERSARY BADGE ─── */
.anniversary-badge {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.anniversary-badge-num {
  font-family: 'Meiryo', 'メイリオ', 'Cormorant Garamond', serif;
  font-weight: 300;
  font-style: italic;
  font-size: clamp(4rem, 10vw, 7rem);
  color: var(--gold);
  line-height: 1;
  text-shadow: 0 0 40px rgba(184,153,58,0.4);
  animation: goldGlow 3s ease-in-out infinite;
}

.anniversary-badge-text {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.anniversary-badge-th {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 200;
  font-size: clamp(1rem, 2vw, 1.4rem);
  letter-spacing: 0.15em;
  color: var(--gold-light);
}

.anniversary-badge-label {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 300;
  font-size: clamp(0.85rem, 1.5vw, 1rem);
  color: var(--gold-pale);
  letter-spacing: 0.1em;
}

@keyframes goldGlow {
  0%, 100% { text-shadow: 0 0 30px rgba(184,153,58,0.3); }
  50% { text-shadow: 0 0 60px rgba(212,179,90,0.6), 0 0 100px rgba(184,153,58,0.3); }
}

/* 横ライン装飾 */
.anniversary-divider {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin: 2rem 0 2.5rem;
  color: var(--gold);
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Josefin Sans', sans-serif;
  font-weight: 100;
  font-size: 0.65rem;
  letter-spacing: 0.5em;
  text-transform: uppercase;
}
.anniversary-divider::before,
.anniversary-divider::after {
  content: '';
  flex: 1;
  max-width: 8rem;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--gold));
  opacity: 0.5;
}
.anniversary-divider::after {
  background: linear-gradient(to left, transparent, var(--gold));
}

/* ─── お礼セクション ─── */
#gratitude {
  padding: 8rem 10%;
  background: linear-gradient(135deg, #0a0a08 0%, #111108 50%, #0a0a08 100%);
  position: relative;
  overflow: hidden;
}

#gratitude::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60vw;
  height: 60vw;
  max-width: 800px;
  max-height: 800px;
  background: radial-gradient(circle, rgba(184,153,58,0.05) 0%, transparent 70%);
  pointer-events: none;
}

.gratitude-inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.gratitude-ornament {
  font-family: 'Meiryo', 'メイリオ', 'Cormorant Garamond', serif;
  font-weight: 300;
  font-style: italic;
  font-size: 5rem;
  color: var(--gold);
  opacity: 0.25;
  line-height: 1;
  margin-bottom: -1rem;
}

.gratitude-title {
  font-family: 'Meiryo', 'メイリオ', 'Cormorant Garamond', serif;
  font-weight: 300;
  font-size: clamp(1.6rem, 3.5vw, 2.8rem);
  color: var(--white);
  line-height: 1.4;
  margin-bottom: 2rem;
  letter-spacing: 0.05em;
}
.gratitude-title em { font-style: italic; color: var(--gold-light); }

.gratitude-body {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 200;
  font-size: 1rem;
  line-height: 2.5;
  color: var(--grey-light);
  margin-bottom: 3rem;
}

.gratitude-sig {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  font-weight: 300;
  font-size: 0.9rem;
  color: var(--gold);
  letter-spacing: 0.15em;
}

.gratitude-border {
  width: 4rem;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--gold), transparent);
  margin: 2rem auto;
  opacity: 0.6;
}

/* ─── STRENGTH CARD ─── */
.strength-card { padding: 3rem 3.5rem; }

/* ─── RESPONSIVE ─── */

/* sp-brはPCでは非表示 */
.sp-br { display: none; }
/* pc-brはスマホでは非表示 */
.pc-br { display: block; }

@media (max-width: 1024px) {
  .about-grid, .profile-inner, .overview-grid { grid-template-columns: 1fr; gap: 4rem; }
  .subsidiaries-grid { grid-template-columns: repeat(2, 1fr); }
  .domains-grid { grid-template-columns: 1fr; }
  .company-row { grid-template-columns: 1fr 1fr; }
  .clients-grid { grid-template-columns: repeat(2, 1fr); }
  .research-grid, .license-grid { grid-template-columns: 1fr; }
  .company-card-meta, .org-card-meta { grid-template-columns: 1fr 1fr; }
  .award-inner { flex-direction: column; gap: 2rem; }
}

@media (max-width: 768px) {
  /* ─ NAV ─ */
  nav { padding: 1rem 5%; }
  .nav-logo img { height: 34px; }
  .nav-links { display: none; }

  /* ─ SECTIONS共通 ─ */
  section { padding-left: 5% !important; padding-right: 5% !important; }
  #hero-top { padding: 7rem 5% 4rem; min-height: 100svh; }
  #hero { padding: 0 5% 5rem; min-height: 60svh; }
  .section-inner { padding: 4rem 5%; }

  /* ─ HERO ─ */
  .hero-year { font-size: 38vw; right: -4%; }
  .hero-domain-num { font-size: 45vw; }
  .hero-title-top { font-size: clamp(1.8rem, 7vw, 3rem); }
  .hero-title { font-size: clamp(2rem, 8vw, 3.5rem); }
  .hero-lead { font-size: 0.88rem; }
  .hero-subtitle { font-size: 0.95rem; }
  .anniversary-badge-num { font-size: clamp(3.5rem, 14vw, 6rem); }
  .anniversary-divider { font-size: 0.55rem; margin: 1.5rem 0 2rem; }

  /* ─ MISSION ─ */
  .mission-inner { flex-direction: column; gap: 1rem; padding: 3rem 5%; }
  .mission-text { font-size: clamp(0.9rem, 3.5vw, 1.1rem); }

  /* ─ THANKS ─ */
  #thanks { padding: 4rem 3% !important; }
  #thanks > div { padding: 0 !important; }
  .thanks-body, .thanks-body-last { max-width: 100% !important; }
  #thanks h2 { font-size: clamp(1.6rem, 6vw, 2.5rem); }
  #thanks h3 { font-size: clamp(1.1rem, 4.5vw, 1.8rem); }
  #thanks p { font-size: 0.88rem; line-height: 2.4; text-align: left !important; }
  .sp-br { display: inline; }
  .pc-br { display: none; }

  /* ─ STRENGTH ─ */
  #strength { padding: 4rem 2% !important; }
  #strength > div > div > div[style*="Cormorant"] { font-size: clamp(1rem, 4.5vw, 1.4rem); }
  #strength > div > div > div[style*="max-width:860px"] { max-width: 100% !important; }
  .strength-card { padding: 1.5rem 1rem; }
  /* Thanks section-title-jp センタリング強制 */
  #thanks .section-title-jp { text-align: center !important; }

  /* ─ HISTORY/ABOUT ─ */
  #history { padding: 4rem 5%; }
  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .about-text { font-size: 0.9rem; }
  .timeline-year { font-size: 0.7rem; }
  .timeline-event { font-size: 0.82rem; }
  .timeline-desc { font-size: 0.72rem; }
  .timeline-body { padding-bottom: 1.8rem; }
  .timeline-item { grid-template-columns: 3.5rem 1fr; gap: 1rem; }

  /* ─ DOMAINS ─ */
  .domains-grid { grid-template-columns: 1fr; }
  .domain-card { padding: 2rem; }
  .domain-number { font-size: 3.5rem; }

  /* ─ GROUP (companies) ─ */
  #group { padding: 4rem 5%; }

  /* GROUP構成図：スマホは縦1列 */
  .chart-grid-4,
  .chart-grid-4-lines {
    grid-template-columns: 1fr !important;
  }
  /* 頂点GETTIボックス */
  #group [style*="min-width:420px"] {
    min-width: 0 !important;
    width: 100%;
  }
  /* 横線を非表示（縦並びになるため不要） */
  #group [style*="position:absolute;top:0;left:12.5%"] {
    display: none;
  }
  /* 縦線も縦並び時は非表示 */
  .chart-grid-4-lines { display: none !important; }
  #group > div > div > div[style*="justify-content:center"] > div[style*="width:1px;height:2.5rem"] {
    display: none;
  }

  /* 会社一覧リスト */
  .company-row { grid-template-columns: 1fr; gap: 0.4rem; padding: 1.2rem 0; }
  .co-name { font-size: 0.95rem; }
  .co-business { font-size: 0.8rem; }
  .co-location { font-size: 0.65rem; }

  /* ─ PROFILE ─ */
  #profile { padding: 4rem 5%; }
  .profile-inner { grid-template-columns: 1fr; gap: 3rem; }
  .profile-table th, .profile-table td { font-size: 0.82rem; padding: 0.9rem 0; }
  .profile-table th { width: 35%; white-space: normal; }
  .mission-quote { padding: 2rem; }
  .mission-quote blockquote { font-size: clamp(1rem, 4vw, 1.4rem); }

  /* ─ FOOTER ─ */
  footer, .back-section { flex-direction: column; gap: 2rem; text-align: center; padding: 3rem 5%; }
  .footer-info { text-align: center; }

  /* ─ SUBSIDIARIES GRID (structure) ─ */
  .subsidiaries-grid { grid-template-columns: 1fr; }
  .holding-box { flex-direction: column; gap: 1rem; align-items: flex-start; }

  /* ─ COMPANY CARDS (下層ページ) ─ */
  .company-card, .org-card { padding: 1.5rem; }
  .company-card-header, .org-card-header { flex-direction: column; gap: 1rem; }
  .company-card-rep, .org-card-rep { text-align: left; }
  .company-card-meta, .org-card-meta { grid-template-columns: 1fr; gap: 1rem; }
  .company-card-name { font-size: 1.1rem; }
  .org-card-name { font-size: 1rem; }
  .subsidiaries-list { gap: 0.5rem; }

  /* ─ CLIENTS / RESEARCH / LICENSE ─ */
  .clients-grid { grid-template-columns: 1fr; }
  .research-grid, .license-grid { grid-template-columns: 1fr; }
  .client-block { padding: 1.5rem; }
  .client-scale { font-size: clamp(1.4rem, 6vw, 2.5rem); }

  /* ─ ORG CARDS (CSR) ─ */
  .org-cards { gap: 1rem; }

  /* ─ AWARD BAND ─ */
  #award { padding: 3rem 5%; }
  .award-inner { flex-direction: column; gap: 1.5rem; }
  .award-body { font-size: 0.85rem; }

  /* ─ SECTION TITLES ─ */
  .section-title { font-size: clamp(1.6rem, 6vw, 2.8rem); }
  .section-title-jp { font-size: 0.85rem; margin-bottom: 2rem; }
  .section-label { font-size: 0.55rem; }
}


.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 200;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 1px;
  background: var(--gold-light);
  transition: transform 0.3s ease, opacity 0.3s ease;
  transform-origin: center;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.hamburger.active span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* ─── SP CHART (スマホ用縦積み構成図) ─── */
.chart-container { /* PCでは通常表示 */ }
.chart-sp { display: none; }

/* ─── RESPONSIVE ADDITIONS ─── */
@media (max-width: 768px) {
  /* ハンバーガー表示 */
  .hamburger { display: flex; }

  /* index.htmlのナビリンクをドロワーに */
  .nav-links {
    display: flex !important;
    flex-direction: column;
    position: fixed;
    top: 0;
    right: 0;
    width: 75vw;
    max-width: 280px;
    height: 100vh;
    background: rgba(10,10,10,0.97);
    backdrop-filter: blur(12px);
    padding: 5rem 2.5rem 3rem;
    gap: 0;
    z-index: 150;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.4,0,0.2,1);
    border-left: 1px solid rgba(184,153,58,0.15);
  }

  .nav-links.open {
    transform: translateX(0);
  }

  .nav-links li {
    border-bottom: 1px solid rgba(255,255,255,0.05);
  }

  .nav-links a {
    display: block;
    padding: 1.1rem 0;
    font-size: 0.85rem;
    letter-spacing: 0.3em;
    color: var(--cream);
  }

  /* ドロワー開いた時のオーバーレイ */
  body.menu-open::before {
    content: '';
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 140;
  }

  /* 下層ページのナビ（nav-back） */
  .nav-back { font-size: 0.65rem; }

  /* 下層heroのpadding-top（ロゴ被り解消） */
  #hero {
    padding-top: 7rem;
    min-height: 70svh;
  }

  /* SP版チャート切り替え */
  .chart-container { display: none; }
  .chart-sp { display: block; }
}

/* ─── GLOBAL FIXES ─── */

/* 横幅を全セクションで統一（max-width:1200px） */
#news > div,
#thanks > div,
#strength > div,
#history .about-grid,
#domains > div,
#group > div,
#profile > div {
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

/* thanksセクションのmax-widthをinline styleより優先 */
#thanks > div { max-width: 1200px !important; padding: 5rem 10% !important; }

/* フォントをメイリオに変更（日本語） */
body {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
}

/* --grey (#6A6A6A) を使っているテキストを明るく */
:root {
  --grey: #C8C8C8;
}

/* 本文テキストを少し大きく */
.about-text,
.overview-body,
.co-business,
.timeline-desc {
  font-size: 1rem;
}


/* ─── REFACTORED: inline style → CSS classes ─── */

/* 汎用レイアウト */
.inner-wrap    { max-width:1200px; margin:0 auto; }
.inner-wrap-md { max-width:900px; margin:0 auto; padding:5rem 10%; }
.mt-3          { margin-top:3rem; }
.mb-5          { margin-bottom:5rem; }
.flex-col-6    { display:flex; flex-direction:column; gap:0.6rem; }
.flex-col-5    { display:flex; flex-direction:column; gap:0.5rem; }
.flex-col-1    { display:flex; flex-direction:column; gap:1rem; }
.divider-v-lg  { width:1px; height:2.5rem; background:linear-gradient(to bottom,var(--gold),rgba(184,153,58,0.3)); opacity:0.5; }
.divider-v-md  { width:1px; height:2rem; background:rgba(184,153,58,0.3); }
.divider-v-sm  { width:1px; height:1rem; background:rgba(184,153,58,0.2); margin:0 auto; }
.divider-v-xs  { width:1px; height:1.5rem; background:rgba(184,153,58,0.3); margin:0 auto; }
.divider-h     { width:4rem; height:1px; background:linear-gradient(to right,transparent,var(--gold),transparent); margin:0 0 2rem; }
.chart-hline   { position:absolute; top:0; left:12.5%; right:12.5%; height:1px; background:rgba(184,153,58,0.3); }
.chart-hline-wrap { position:relative; display:flex; justify-content:center; margin-bottom:0; }
.chart-vline-wrap { display:flex; justify-content:center; }

/* グループ構成図 */
.chart-parent  { border-top:3px solid var(--gold); background:rgba(184,153,58,0.06); padding:1.5rem; }
.chart-sub     { background:rgba(255,255,255,0.02); border:1px solid rgba(184,153,58,0.15); padding:1.5rem; }
.chart-sub-item { padding-left:0.8rem; border-left:1px solid rgba(184,153,58,0.3); }
.chart-item-label  { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Josefin Sans',sans-serif; font-weight:100; font-size:0.5rem; letter-spacing:0.3em; text-transform:uppercase; color:var(--gold); }
.chart-item-label-sm  { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Josefin Sans',sans-serif; font-weight:100; font-size:0.5rem; letter-spacing:0.3em; text-transform:uppercase; color:var(--gold); margin-bottom:0.5rem; }
.chart-item-label-mb1  { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Josefin Sans',sans-serif; font-weight:100; font-size:0.5rem; letter-spacing:0.3em; text-transform:uppercase; color:var(--gold); margin-bottom:1rem; }
.chart-item-label-mb75 { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Josefin Sans',sans-serif; font-weight:100; font-size:0.5rem; letter-spacing:0.3em; text-transform:uppercase; color:var(--gold); margin-bottom:0.75rem; }
.chart-co-name { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Noto Sans JP',sans-serif; font-weight:400; font-size:0.9rem; color:var(--cream); margin-bottom:0.3rem; }
.chart-co-rep  { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Noto Sans JP',sans-serif; font-weight:200; font-size:0.7rem; color:var(--grey-light); }
.chart-co-url  { font-size:0.65rem; margin-top:0.2rem; }
.chart-co-url a { color:var(--gold) !important; text-decoration:none; opacity:0.8; }
.chart-co-url a:hover { opacity:1; text-decoration:underline; }
.chart-co-addr { font-size:0.63rem; color:var(--grey-light); margin-top:0.15rem; }
.chart-sub-url { font-size:0.63rem; color:var(--gold) !important; text-decoration:none !important; opacity:0.8; display:inline-block; margin-top:0.1rem; }
.chart-sub-url:hover { opacity:1; text-decoration:underline !important; }
.chart-co-detail { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Noto Sans JP',sans-serif; font-weight:200; font-size:0.64rem; line-height:1.75; color:var(--grey); margin-top:0.5rem; }
.chart-co-item { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Noto Sans JP',sans-serif; font-weight:400; font-size:0.7rem; line-height:1.7; color:var(--white); }
.chart-sub-addr { font-size:0.62rem; color:var(--grey-light); display:block; margin-top:0.1rem; }
.chart-co-item-sm { font-size:0.65rem; color:var(--grey); }
.chart-sub-item .chart-co-item-sm { display:block; }
.chart-sub-desc { display:block; font-size:0.61rem; color:var(--grey-light); line-height:1.75; margin-top:0.45rem; font-weight:300; }
.chart-research-name { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Noto Sans JP',sans-serif; font-weight:400; font-size:0.72rem; color:var(--cream); margin-bottom:0.25rem; }
.chart-research-desc { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Noto Sans JP',sans-serif; font-weight:200; font-size:0.68rem; line-height:1.7; color:var(--grey-light); }

/* STRENGTHカード内テキスト */
.strength-num  { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Josefin Sans',sans-serif; font-weight:100; font-size:0.55rem; letter-spacing:0.45em; text-transform:uppercase; color:var(--gold); margin-bottom:1.2rem; }
.strength-title { font-family:'Meiryo','メイリオ','Cormorant Garamond',serif; font-weight:300; font-size:clamp(1.2rem,2.5vw,1.6rem); color:var(--cream); margin-bottom:1rem; letter-spacing:0.04em; }
.strength-body  { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Noto Sans JP',sans-serif; font-weight:200; font-size:0.88rem; line-height:2.3; color:var(--grey-light); max-width:860px; }

/* THANKSセクション本文 */
.thanks-body   { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Noto Sans JP',sans-serif; font-weight:200; font-size:0.95rem; line-height:2.8; color:var(--grey-light); max-width:720px; margin:0 0 2rem; text-align:left; }
.thanks-sig    { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Noto Sans JP',sans-serif; font-weight:300; font-size:0.9rem; color:var(--gold); letter-spacing:0.2em; }

/* GROUPチャートSP版 */
.sp-group-label { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Josefin Sans',sans-serif; font-weight:100; font-size:0.55rem; letter-spacing:0.3em; text-transform:uppercase; color:var(--gold); margin-bottom:0.3rem; }

/* COリンク */
.co-link { color:var(--grey-light); text-decoration:none; }

/* ニュース日付 */
.news-date { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Josefin Sans',sans-serif; font-weight:200; font-size:0.7rem; letter-spacing:0.1em; color:var(--gold); }

/* GETTIトップボックス内テキスト */
.chart-top-label { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Josefin Sans',sans-serif; font-weight:100; font-size:0.55rem; letter-spacing:0.3em; text-transform:uppercase; color:var(--gold); margin-bottom:0.5rem; }
.chart-top-name  { font-family:'Meiryo','メイリオ','Cormorant Garamond',serif; font-weight:600; font-size:1.5rem; color:var(--cream); letter-spacing:0.05em; }
.chart-top-sub   { margin-top:0.75rem; font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Noto Sans JP',sans-serif; font-weight:200; font-size:0.75rem; color:var(--grey-light); line-height:1.9; }

/* mission-quoteのbody */
.mission-quote-body { margin-top:2rem; font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Noto Sans JP',sans-serif; font-weight:200; font-size:0.82rem; line-height:2; color:var(--grey-light); }

/* Group Structure Chart ラベル */
.chart-section-label { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Josefin Sans',sans-serif; font-weight:100; font-size:0.6rem; letter-spacing:0.4em; text-transform:uppercase; color:var(--gold); margin-bottom:2.5rem; display:flex; align-items:center; gap:1rem; }
.chart-section-label span { flex:1; max-width:2rem; height:1px; background:var(--gold); opacity:0.5; display:block; }

/* SP版 inner padding */
.sp-parent-inner { background:rgba(184,153,58,0.06); padding:1rem 1.2rem; }
.sp-sub-inner    { background:rgba(255,255,255,0.02); border:1px solid rgba(184,153,58,0.15); border-top:none; padding:1rem 1.2rem; }

/* SP版 GETTI頂点ボックス */
.sp-top-name { font-family:'Meiryo','メイリオ','Cormorant Garamond',serif; font-weight:600; font-size:1.2rem; color:var(--cream); }
.sp-top-rep  { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Noto Sans JP',sans-serif; font-weight:200; font-size:0.7rem; color:var(--grey-light); margin-top:0.4rem; }

/* エルムス会社名（line-height調整あり） */
.chart-co-name-elms { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Noto Sans JP',sans-serif; font-weight:400; font-size:0.85rem; color:var(--cream); margin-bottom:0.3rem; line-height:1.5; }
.chart-co-name-elms-sp { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Noto Sans JP',sans-serif; font-weight:400; font-size:0.85rem; color:var(--cream); line-height:1.4; }

/* thanks最終段落（margin-bottom:2.5rem） */
.thanks-body-last { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Noto Sans JP',sans-serif; font-weight:200; font-size:0.95rem; line-height:2.8; color:var(--grey-light); max-width:720px; margin:0 0 2.5rem; text-align:left; }

/* ─── 残存 inline style → CSS ─── */

/* HEROの背景 */
.hero-bg-index {
  position:absolute; inset:0;
  background: radial-gradient(ellipse 60% 60% at 80% 50%, rgba(184,153,58,0.08) 0%, transparent 70%),
              radial-gradient(ellipse 40% 80% at 10% 80%, rgba(184,153,58,0.04) 0%, transparent 60%),
              linear-gradient(135deg, #0E0E0E 0%, #141410 50%, #0E0E0E 100%);
}

/* NEWSの1行グリッド */
.news-row { grid-template-columns: 10rem 1fr; }

/* THANKSセクション色 */
#thanks .section-label { color: var(--gold); }
#thanks .section-title { color: var(--white); }
#thanks .section-title-jp { color: var(--grey-light); }
#thanks .mt-3 { margin-top: 3rem; }

/* STRENGTHカードの残りスタイル */
.strength-card-inner { display:flex; flex-direction:column; gap:2px; margin-top:3rem; }
.strength-card { border-left: 2px solid var(--gold); background: rgba(184,153,58,0.03); }

/* GROUPチャート：GETTIトップボックスwrap */
.chart-top-wrap { display:flex; justify-content:center; margin-bottom:0; }
.chart-top-box  { border:2px solid var(--gold); padding:1.8rem 3rem; background:rgba(184,153,58,0.06); text-align:center; min-width:420px; position:relative; }

/* sp-group-block のボーダー */
.sp-group-block { border-top: 3px solid var(--gold); margin-bottom: 0.5rem; }

/* SP版GETTIトップ */
.sp-top-box { border:2px solid var(--gold); padding:1.2rem 1.5rem; background:rgba(184,153,58,0.06); text-align:center; margin-bottom:1rem; }

/* flex-col-75 */
.flex-col-75 { display:flex; flex-direction:column; gap:0.75rem; }

/* profile URLリンク */
.profile-link { color:var(--gold-light); text-decoration:none; }

/* chart-co-name margin-bottom:0 バリアント */
.chart-co-name-0 { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Noto Sans JP',sans-serif; font-weight:400; font-size:0.9rem; color:var(--cream); margin-bottom:0; }
.chart-research-name-0 { font-family:'Meiryo','メイリオ','Hiragino Kaku Gothic ProN','Hiragino Sans','Noto Sans JP',sans-serif; font-weight:400; font-size:0.72rem; color:var(--cream); margin-bottom:0; }

/* chart grid definitions */
.chart-grid-4-lines { display:grid; grid-template-columns:repeat(4,1fr); margin-bottom:0; }
.chart-grid-4-top   { display:grid; grid-template-columns:repeat(4,1fr); gap:2px; margin-bottom:2px; }
.chart-grid-4-sub   { display:grid; grid-template-columns:repeat(4,1fr); gap:2px; }

/* ─── 下層ページ hero-bg バリアント ─── */
.hero-bg-marketing {
  position:absolute; inset:0;
  background: radial-gradient(ellipse 50% 70% at 90% 30%, rgba(184,153,58,0.07) 0%, transparent 60%),
              linear-gradient(160deg, #0E0E0E 0%, #12120E 60%, #0E0E0E 100%);
}
.hero-bg-research {
  position:absolute; inset:0;
  background: radial-gradient(ellipse 50% 70% at 15% 30%, rgba(184,153,58,0.06) 0%, transparent 60%),
              radial-gradient(ellipse 40% 50% at 85% 70%, rgba(184,153,58,0.04) 0%, transparent 60%),
              linear-gradient(160deg, #0E0E0E 0%, #0E100E 60%, #0E0E0E 100%);
}
.hero-bg-medical {
  position:absolute; inset:0;
  background: radial-gradient(ellipse 60% 50% at 70% 20%, rgba(184,153,58,0.06) 0%, transparent 60%),
              linear-gradient(150deg, #0E0E0E 0%, #0F0E10 60%, #0E0E0E 100%);
}
.hero-bg-csr {
  position:absolute; inset:0;
  background: radial-gradient(ellipse 50% 60% at 20% 40%, rgba(184,153,58,0.05) 0%, transparent 60%),
              radial-gradient(ellipse 40% 40% at 80% 80%, rgba(184,153,58,0.04) 0%, transparent 60%),
              linear-gradient(140deg, #0E0E0E 0%, #100E0E 60%, #0E0E0E 100%);
}

/* 下層ページ section背景 */
.section-bg-ink       { background: var(--ink); }
.section-bg-grad-green { background: linear-gradient(to bottom, var(--ink) 0%, #111108 100%); }
.section-bg-grad-teal  { background: linear-gradient(to bottom, var(--ink) 0%, #0D100D 100%); }
.section-bg-grad-purple { background: linear-gradient(to bottom, var(--ink) 0%, #100E10 100%); }
.section-bg-grad-red   { background: linear-gradient(to bottom, var(--ink) 0%, #100E0E 100%); }

/* 下層Group Companies見出し色 */
.domain-section-label .section-label { color: var(--gold); }
.domain-section-label .section-title { color: var(--white); }
.domain-section-label .section-title-jp { color: var(--grey-light); }

/* company-card-name-jp内リンク */
.card-url-link     { color:var(--grey-light); text-decoration:none; }
.card-url-link-grey { color:var(--grey); text-decoration:none; }
.org-url-link      { color:var(--gold); text-decoration:none; }

/* elms small text */
.elms-small { font-size:0.7rem; color:var(--grey); }

/* strong cream */
.strong-cream { color:var(--cream); font-weight:400; }

/* license mt-1 */
.mt-1 { margin-top:1rem; }

/* thanksとstrengthのデフォルト背景（inline style削除に伴う補完） */
#thanks   { background: var(--ink); }
#strength { background: var(--ink); padding: 8rem 10%; }

/* 下層ページの section-bg-ink のpadding補完 */
.section-bg-ink { background: var(--ink); }

/* ─── WORKS PAGE: Japanese text font (defined in CSS, not inline) ─── */
.works-hero-sub,
.works-cat-title,
.works-list-title,
.works-list-desc,
.works-timeline-event,
.works-timeline-desc,
.works-gov-title,
.works-gov-desc,
.works-univ-name,
.works-research-title,
.works-research-body,
.works-csr-title,
.works-csr-desc,
.works-bullet-list li,
.works-industry-label {
  font-family: 'Meiryo', 'メイリオ', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
}