/* ============================================================
   Arbreight Japan — Design System
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+JP:wght@400;500;700&family=Noto+Sans+JP:wght@300;400;500;700&display=swap');

/* ── Variables ─────────────────────────────────────────────── */
:root {
  --navy:        oklch(22% 0.06 255);
  --navy-mid:    oklch(28% 0.07 255);
  --navy-light:  oklch(35% 0.07 255);
  --green:       oklch(52% 0.13 155);
  --green-lt:    oklch(96% 0.03 155);
  --gold:        oklch(68% 0.09 70);
  --gold-lt:     oklch(94% 0.03 70);
  --white:       oklch(99% 0.005 255);
  --offwhite:    oklch(97% 0.008 100);
  --text:        oklch(18% 0.02 255);
  --text-sub:    oklch(44% 0.025 255);
  --text-muted:  oklch(60% 0.018 255);
  --border:      oklch(88% 0.012 120);
  --border-lt:   oklch(93% 0.008 120);

  --font-serif: 'Noto Serif JP', 'Georgia', serif;
  --font-sans:  'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;

  --max-w: 1100px;
  --header-h: 72px;
  --section-py: 96px;
  --section-py-sm: 56px;
}

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

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

body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--offwhite);
  line-height: 1.8;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

/* ── Typography ─────────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  line-height: 1.35;
  color: var(--navy);
  letter-spacing: 0.03em;
}

h1 { font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); font-weight: 700; }
h3 { font-size: clamp(1.15rem, 2.2vw, 1.5rem); font-weight: 500; }
h4 { font-size: 1.1rem; font-weight: 500; }

p {
  font-size: 1rem;
  line-height: 1.9;
  color: var(--text);
  max-width: 70ch;
}

/* ── Layout helpers ─────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
}

@media (max-width: 768px) {
  .container { padding: 0 20px; }
}

.section {
  padding: var(--section-py) 0;
}

.section--alt {
  background: var(--white);
}

.section--dark {
  background: var(--navy);
  color: var(--white);
}

.section--green-lt {
  background: var(--green-lt);
}

.section-header {
  margin-bottom: 56px;
}

.section-label {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 16px;
}

.section-label--gold {
  color: var(--gold);
}

.section-label--white {
  color: oklch(80% 0.06 155);
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.35;
}

.section-title--white {
  color: var(--white);
}

.section-desc {
  margin-top: 20px;
  font-size: 1rem;
  color: var(--text-sub);
  max-width: 60ch;
  line-height: 1.9;
}

.section-desc--white {
  color: oklch(82% 0.02 255);
}

/* ── Header ─────────────────────────────────────────────────── */
#site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-h);
  z-index: 1000;
  background: oklch(99% 0.005 255 / 0.70);
  border-bottom: 1px solid oklch(80% 0.01 255 / 0.5);
  backdrop-filter: blur(18px) saturate(1.5);
  -webkit-backdrop-filter: blur(18px) saturate(1.5);
  box-shadow: 0 1px 16px oklch(20% 0.03 255 / 0.06);
}

#site-header.transparent,
#site-header.transparent.hero-light,
#site-header.scrolled {
  background: oklch(99% 0.005 255 / 0.70);
}

/* ライトヒーロー用: 透明時はダーク文字 */
#site-header.transparent.hero-light .logo-en {
  color: var(--navy);
  text-shadow: none;
}

#site-header.transparent.hero-light .logo-ja {
  color: var(--text-muted);
  text-shadow: none;
}

#site-header.transparent.hero-light .nav-list a {
  color: var(--text-sub);
  text-shadow: none;
}

#site-header.transparent.hero-light .nav-list a:hover,
#site-header.transparent.hero-light .nav-list a.active {
  color: var(--navy);
  border-bottom-color: var(--green);
}

#site-header.transparent.hero-light .hamburger span {
  background: var(--navy);
}


.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.site-logo {
  display: flex;
  flex-direction: column;
  gap: 0;
  line-height: 1;
  flex-shrink: 0;
}

.site-logo-img {
  display: block;
  height: 46px;
  width: auto;
  max-width: clamp(160px, 17vw, 220px);
  object-fit: contain;
  object-position: left center;
  border-radius: 8px;
}

.logo-en {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: 0.04em;
  line-height: 1.25;
}

.logo-ja {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 400;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  line-height: 1;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-list a {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-sub);
  letter-spacing: 0.08em;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}

.nav-list a:hover,
.nav-list a.active {
  color: var(--navy);
  border-bottom-color: var(--green);
}

.nav-cta {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--white) !important;
  background: var(--green);
  padding: 9px 20px !important;
  border-radius: 3px;
  border-bottom: none !important;
  transition: background 0.2s !important;
}

.nav-cta:hover {
  background: oklch(56% 0.14 155) !important;
  border-bottom: none !important;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  background: none;
  border: none;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy);
  transition: transform 0.3s, opacity 0.3s;
  transform-origin: center;
}

.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 900px) {
  .hamburger { display: flex; margin-left: auto; }
  header nav { position: absolute; }

  .nav-list {
    position: fixed;
    top: var(--header-h);
    left: 0;
    width: 100%;
    flex-direction: column;
    background: var(--white);
    padding: 8px 20px 24px;
    gap: 0;
    transform: translateY(-110%);
    opacity: 0;
    transition: transform 0.35s ease, opacity 0.3s ease;
    pointer-events: none;
    box-shadow: 0 8px 24px oklch(10% 0.05 255 / 0.1);
  }

  .nav-list.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .nav-list li {
    width: 100%;
    border-bottom: 1px solid oklch(92% 0.01 255);
  }

  .nav-list a {
    display: block;
    padding: 14px 8px;
    font-size: 0.95rem;
    color: var(--text-sub);
    border-bottom: none;
  }

  .nav-list a:hover {
    color: var(--navy);
  }

  .nav-cta {
    display: inline-block;
    margin-top: 12px !important;
    padding: 12px 24px !important;
  }
}

/* ── Hero (2-column) ────────────────────────────────────────── */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 100svh;
  overflow: hidden;
  background: linear-gradient(to right, var(--white) 0%, var(--offwhite) 100%);
}

/* 左カラム: 背景透過（hero全体のグラデに乗せる） */
.hero-left {
  background: transparent;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--header-h) + 40px) 40px 40px 52px;
  position: relative;
}

.hero-content {
  position: relative;
  z-index: 1;
}

/* 右カラム: 背景透過（hero全体のグラデに乗せる） */
.hero-right {
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  padding: calc(var(--header-h) + 32px) 48px 48px 24px;
}

.hero-img-card {
  width: 100%;
  max-width: 520px;
  border-radius: 16px;
  overflow: hidden;
  position: relative;
  aspect-ratio: 4 / 3;
  box-shadow:
    0 8px 32px oklch(10% 0.05 255 / 0.4),
    0 2px 8px oklch(10% 0.05 255 / 0.2);
}

.hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 16px;
  opacity: 0;
  transition: opacity 1s ease;
}

.hero-img.active {
  opacity: 1;
}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 28px;
}

.hero-label::before {
  content: '';
  display: block;
  width: 32px;
  height: 1px;
  background: var(--green);
}

.hero-title {
  font-family: var(--font-serif);
  /* 列幅(50vw) - 左右padding(92px) を13文字(最長行)で割って自動フィット */
  font-size: clamp(1rem, calc((50vw - 92px) / 13), 3.6rem);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.4;
  letter-spacing: 0.02em;
  margin-bottom: 24px;
  white-space: nowrap;
}

.hero-title em {
  font-style: normal;
  color: var(--green);
}

.hero-sub {
  font-size: clamp(0.88rem, 1.2vw, 1rem);
  color: var(--text-sub);
  line-height: 1.9;
  max-width: 44ch;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  padding: 14px 32px;
  border-radius: 3px;
  cursor: pointer;
  border: none;
  transition: all 0.25s ease;
  line-height: 1;
}

.btn-primary {
  background: var(--green);
  color: var(--white);
}

.btn-primary:hover {
  background: oklch(56% 0.14 155);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px oklch(35% 0.12 155 / 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--navy);
  border: 1px solid oklch(50% 0.03 255 / 0.4);
}

.btn-outline:hover {
  background: oklch(96% 0.01 255);
  border-color: var(--navy);
}

/* ダーク背景用アウトラインボタン */
.btn-outline-light {
  background: transparent;
  color: var(--white);
  border: 1px solid oklch(70% 0.02 255 / 0.6);
}

.btn-outline-light:hover {
  background: oklch(100% 0 0 / 0.08);
  border-color: oklch(80% 0.02 255);
}

.btn-navy {
  background: var(--navy);
  color: var(--white);
}

.btn-navy:hover {
  background: var(--navy-mid);
  transform: translateY(-1px);
}

.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 52px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  z-index: 1;
}

.hero-scroll span {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--text-muted), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.15); }
}

/* ── Mission ────────────────────────────────────────────────── */
.mission {
  padding: 80px 0;
  background: linear-gradient(to right, var(--offwhite) 0%, var(--white) 100%);
  text-align: center;
}

.mission-tagline {
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  font-weight: 700;
  color: var(--navy);
  letter-spacing: 0.06em;
  margin-bottom: 20px;
}

.mission-sub {
  font-size: 0.95rem;
  color: var(--text-sub);
  max-width: 56ch;
  margin: 0 auto 56px;
  line-height: 1.9;
}

/* ── Concept Card (image top + text below, white bg) ────────── */
.concept-card {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-lt);
  background: var(--white);
  max-width: 960px;
  margin: 0 auto;
  box-shadow: 0 4px 24px oklch(15% 0.04 255 / 0.07);
}

.concept-card-img-wrap {
  overflow: hidden;
  aspect-ratio: 5/2;
}

.concept-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}

.concept-card:hover .concept-card-img {
  transform: scale(1.02);
}

.concept-card-text {
  padding: 28px 36px 32px;
  border-top: 1px solid var(--border-lt);
}

/* ── Mission Banner ─────────────────────────────────────────── */
.mission-banner {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  max-width: 900px;
  margin: 0 auto;
  box-shadow: 0 16px 48px oklch(10% 0.05 255 / 0.4);
}

.mission-banner-img {
  width: 100%;
  height: auto;
  display: block;
}

.mission-banner-labels {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-around;
  padding: 14px 20px;
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  background: oklch(14% 0.06 255 / 0.55);
  border-top: 1px solid oklch(100% 0 0 / 0.1);
  flex-wrap: wrap;
  gap: 8px;
}

.mission-banner-labels span {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: oklch(90% 0.04 155);
  white-space: nowrap;
}

/* ── Pillars (legacy, kept for other pages) ─────────────────── */
.pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1px;
  background: oklch(32% 0.05 255);
  border: 1px solid oklch(32% 0.05 255);
  border-radius: 4px;
  overflow: hidden;
  max-width: 900px;
  margin: 0 auto;
}

.pillar {
  background: var(--navy);
  padding: 32px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  transition: background 0.2s;
}

.pillar:hover {
  background: var(--navy-mid);
}

.pillar-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green);
}

.pillar-icon svg {
  width: 28px;
  height: 28px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.pillar-name {
  font-family: var(--font-serif);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--white);
  text-align: center;
  line-height: 1.5;
}

/* ── Business Cards ─────────────────────────────────────────── */
.biz-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  background: var(--border-lt);
}

/* Hero 2-col → 1-col on mobile */
@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
    min-height: auto;
    background: var(--offwhite);
  }
  .hero-right .hero-img-card {
    max-width: 100%;
    border-radius: 12px;
    margin: 0 20px 24px;
    aspect-ratio: 16 / 9;
    box-shadow: none;
  }
  .hero-left {
    padding: calc(var(--header-h) + 40px) 20px 32px;
    text-align: center;
    order: 1;
  }
  .hero-right {
    order: 2;
    padding: 0;
  }
  .hero-actions {
    justify-content: center;
  }
  .hero-img {
    height: 100%;
  }
  .mission {
    background: linear-gradient(to bottom, var(--offwhite) 0%, var(--white) 100%);
    padding: 48px 0;
  }
  .section {
    padding: 48px 0;
  }
}

@media (max-width: 768px) {
  .biz-grid { grid-template-columns: 1fr; }
  .about-grid {
    grid-template-columns: 1fr !important;
    gap: 32px !important;
  }
  .about-grid img {
    height: 240px !important;
  }
  .two-col-grid {
    grid-template-columns: 1fr !important;
    gap: 32px !important;
  }
  .two-col-grid img {
    height: 240px !important;
    object-fit: cover;
  }
  .two-col-grid--img-first > div:first-child {
    order: 2;
  }
  .page-first-section {
    padding-top: calc(var(--header-h) + 48px) !important;
  }
  .two-col-grid--centered {
    text-align: center;
  }
  .two-col-grid--centered .divider-green {
    display: none;
  }
}

/* ── Biz Card: 上画像 / 下テキスト 2段構成 ────────────────── */
.biz-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  cursor: pointer;
  transition: box-shadow 0.25s ease;
}

.biz-card:hover {
  box-shadow: 0 4px 24px oklch(15% 0.04 255 / 0.12);
  z-index: 1;
}

/* 上段: 画像エリア */
.biz-card-img-wrap {
  overflow: hidden;
  aspect-ratio: 3/2;
  flex-shrink: 0;
}

.biz-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s ease;
}

.biz-card:hover .biz-card-img {
  transform: scale(1.04);
}

/* 下段: テキストパネル */
.biz-card-text {
  padding: 20px 24px 24px;
  background: var(--white);
  border-top: 1px solid var(--border-lt);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.biz-card-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 8px;
}

.biz-card-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.35;
  margin-bottom: 10px;
}

.biz-card-desc {
  font-size: 0.83rem;
  color: var(--text-sub);
  line-height: 1.75;
  max-width: 100%;
  flex: 1;
}

.biz-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--green);
  margin-top: 14px;
  transition: gap 0.2s ease;
}

.biz-card:hover .biz-card-link {
  gap: 10px;
}

/* ── Group ──────────────────────────────────────────────────── */
.group-strip {
  padding: 72px 0;
  background: var(--navy-mid);
}

.group-strip .section-label { color: oklch(80% 0.06 155); }
.group-strip .section-title { color: var(--white); }

.group-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.group-card {
  background: oklch(24% 0.06 255);
  border: 1px solid oklch(32% 0.05 255);
  border-radius: 4px;
  padding: 28px;
  transition: border-color 0.2s, background 0.2s;
}

.group-card:hover {
  border-color: var(--green);
  background: oklch(26% 0.065 255);
}

.group-card-name {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.group-card-tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--green);
  background: oklch(52% 0.13 155 / 0.12);
  padding: 3px 8px;
  border-radius: 2px;
  margin-bottom: 16px;
}

.group-card-text {
  font-size: 0.85rem;
  color: oklch(72% 0.02 255);
  line-height: 1.8;
  max-width: 100%;
}

/* ── Contact CTA ────────────────────────────────────────────── */
.contact-cta {
  padding: 80px 0;
  background: var(--offwhite);
  text-align: center;
  border-top: 1px solid var(--border);
}

.contact-cta-title {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 16px;
}

.contact-cta-tel {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  font-weight: 700;
  color: var(--navy);
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}

.contact-cta-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  max-width: none;
  margin: 0 auto 24px;
  text-align: center;
}

.contact-cta-hours {
  font-size: 0.82rem;
  color: var(--text-muted);
  max-width: none;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 32px;
  text-align: center;
}

/* ── Page Hero (subpages) ───────────────────────────────────── */
.page-hero {
  background: var(--navy);
  padding: 120px 0 64px;
  position: relative;
  overflow: hidden;
}

.page-hero::after {
  content: '';
  position: absolute;
  right: -100px;
  top: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, oklch(52% 0.13 155 / 0.07) 0%, transparent 70%);
  pointer-events: none;
}

.page-hero-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--green);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}

.page-hero-label::before {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--green);
}

.page-hero-title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 4.5vw, 3rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.3;
  margin-bottom: 20px;
}

.page-hero-sub {
  font-size: 1rem;
  color: oklch(72% 0.025 255);
  max-width: 58ch;
  line-height: 1.9;
}

/* ── Company Table ──────────────────────────────────────────── */
.company-table {
  width: 100%;
  border-collapse: collapse;
}

.company-table tr {
  border-bottom: 1px solid var(--border);
}

.company-table th {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-sub);
  text-align: left;
  padding: 18px 24px 18px 0;
  width: 160px;
  vertical-align: top;
  white-space: nowrap;
}

.company-table td {
  font-size: 0.95rem;
  color: var(--text);
  padding: 18px 0;
  line-height: 1.7;
}

@media (max-width: 600px) {
  .company-table th,
  .company-table td {
    display: block;
    width: 100%;
    padding: 8px 0;
  }
  .company-table th { color: var(--green); font-size: 0.75rem; padding-top: 16px; }
  .company-table tr { border: none; }
}

/* ── Philosophy ─────────────────────────────────────────────── */
.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}

.philosophy-item {
  padding: 32px;
  background: var(--white);
  border-top: 3px solid var(--navy);
  border-radius: 0 0 4px 4px;
}

.philosophy-num {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--border);
  line-height: 1;
  margin-bottom: 12px;
}

.philosophy-title {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
}

.philosophy-text {
  font-size: 0.88rem;
  color: var(--text-sub);
  line-height: 1.85;
  max-width: 100%;
}

/* ── Hybrid Feature Cards ───────────────────────────────────── */
.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  align-items: center;
  min-height: 440px;
}

.feature-row--rev { direction: rtl; }
.feature-row--rev > * { direction: ltr; }

.feature-row-img {
  width: 100%;
  height: 440px;
  object-fit: cover;
}

.feature-row-body {
  padding: 56px 48px;
  background: var(--white);
}

@media (max-width: 768px) {
  .feature-row {
    grid-template-columns: 1fr;
    direction: ltr;
  }
  .feature-row-img { height: 260px; }
  .feature-row-body { padding: 36px 24px; }
}

/* ── Business Items ─────────────────────────────────────────── */
.biz-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2px;
  background: var(--border-lt);
}

.biz-item {
  background: var(--white);
  padding: 28px 28px 28px 24px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
  transition: background 0.2s;
}

.biz-item:hover {
  background: oklch(98% 0.01 155);
}

.biz-item-num {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--border);
  line-height: 1;
  flex-shrink: 0;
  width: 32px;
  padding-top: 2px;
}

.biz-item-body {}

.biz-item-title {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 6px;
  line-height: 1.5;
}

.biz-item-sub {
  font-size: 0.82rem;
  color: var(--text-sub);
  line-height: 1.75;
  max-width: 100%;
}

/* ── Subsidiary ─────────────────────────────────────────────── */
.subsidiary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.subsidiary-card {
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
}

.subsidiary-card-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.subsidiary-card-body {
  padding: 28px;
}

.subsidiary-card-name {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}

.subsidiary-card-tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--green);
  background: var(--green-lt);
  padding: 3px 8px;
  border-radius: 2px;
  margin-bottom: 16px;
}

.subsidiary-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
}

.subsidiary-table tr {
  border-bottom: 1px solid var(--border-lt);
}

.subsidiary-table th {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
  text-align: left;
  padding: 8px 12px 8px 0;
  width: 90px;
  vertical-align: top;
}

.subsidiary-table td {
  font-size: 0.82rem;
  color: var(--text);
  padding: 8px 0;
  line-height: 1.6;
}

/* ── Franchise ──────────────────────────────────────────────── */
.merit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.merit-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 32px 24px;
  text-align: center;
}

.merit-num {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--green);
  margin-bottom: 12px;
}

.merit-title {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}

.merit-text {
  font-size: 0.85rem;
  color: var(--text-sub);
  line-height: 1.8;
  max-width: 100%;
}

/* ── Contact Page ───────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

@media (max-width: 768px) {
  .contact-grid { grid-template-columns: 1fr; }
}

.contact-info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}

.contact-info-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  width: 80px;
  flex-shrink: 0;
  padding-top: 2px;
}

.contact-info-value {
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.7;
}

.contact-info-value a {
  color: var(--green);
}

.contact-info-value a:hover {
  text-decoration: underline;
}

.map-wrap {
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--border);
}

.map-wrap iframe {
  display: block;
  width: 100%;
  height: 400px;
  border: none;
}

/* ── Footer ─────────────────────────────────────────────────── */
#site-footer {
  background: oklch(14% 0.04 255);
  padding: 56px 0 32px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: start;
  margin-bottom: 48px;
}

@media (max-width: 768px) {
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

.footer-logo { margin-bottom: 16px; }

.footer-logo .logo-en {
  font-size: 1.15rem;
  color: var(--white);
}

.footer-logo .logo-ja {
  color: oklch(72% 0.02 255);
}

.footer-address {
  font-size: 0.8rem;
  color: oklch(72% 0.02 255);
  line-height: 1.8;
  margin-top: 10px;
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-nav a {
  font-size: 0.8rem;
  color: oklch(78% 0.02 255);
  letter-spacing: 0.05em;
  transition: color 0.2s;
}

.footer-nav a:hover {
  color: var(--white);
}

.footer-bottom {
  border-top: 1px solid oklch(28% 0.04 255);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copy {
  font-size: 0.75rem;
  color: oklch(58% 0.02 255);
}

/* ── Breadcrumb ─────────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  color: oklch(55% 0.02 255);
  margin-bottom: 20px;
}

.breadcrumb a {
  color: oklch(65% 0.04 155);
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb span { opacity: 0.5; }

/* ── Utilities ──────────────────────────────────────────────── */
.text-center { text-align: center; }
.text-center p { margin-left: auto; margin-right: auto; }

.divider-gold {
  width: 40px;
  height: 2px;
  background: var(--gold);
  margin: 20px 0;
}

.divider-green {
  width: 40px;
  height: 2px;
  background: var(--green);
  margin: 20px 0;
}

.divider-center {
  margin-left: auto;
  margin-right: auto;
}

/* ── Animations ─────────────────────────────────────────────── */
@media (prefers-reduced-motion: no-preference) {
  .fade-up {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }

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