:root  {
  --color-bg-white: #ffffff;
  --color-bg-light: #f8f9fa;
  --color-text-main: #333333;
  --color-text-sub: #666666;
  --color-primary: #005bac;
  --color-primary-light: #eef5fc;
  --color-primary-dark: #003666;
  --color-accent-gold: #c5a059;
  --color-sustain-green: #2d8659;
  --color-sustain-green-light: #e9f5ee;
  --color-theme-labor: #005bac;
  --color-theme-ethics: #2da5b5;
  --color-theme-nature: #2d8659;
  --color-theme-society: #20897d;
  --font-family: 'Noto Sans JP', sans-serif;
}

*  {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body  {
  font-family: var(--font-family);
  color: var(--color-text-main);
  background-color: var(--color-bg-white);
  line-height: 1.8;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body.no-scroll  {
  overflow: hidden;
}

a  {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

img  {
  max-width: 100%;
  height: auto;
  vertical-align: middle;
}

.container  {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 4%;
  position: relative;
  z-index: 2;
}

section  {
  padding: 100px 0;
  position: relative;
}

.section-bg-light  {
  background-color: var(--color-bg-light);
}

.section-title-area  {
  text-align: center;
  margin-bottom: 60px;
}

.section-eng-title  {
  font-size: 2.35rem;
  font-weight: bold;
  line-height: 1.4;
  letter-spacing: 0.15em;
  color: var(--color-primary);
  text-transform: uppercase;
  display: block;
}

.section-jp-title  {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text-sub);
  letter-spacing: 0.05em;
  position: relative;
  display: block;
  padding-bottom: 15px;
}

.section-jp-title::after  {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 30px;
  height: 2px;
  background-color: var(--color-accent-gold);
}

/* ヘッダー */
header  {
  position: fixed;
  top: 24px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 48px);
  max-width: 1400px;
  background: linear-gradient(180deg, rgba(255,255,255,0.45) 0%, rgba(255,255,255,0.18) 100%);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border: 1px solid rgba(255,255,255,0.55);
  border-radius: 9999px;
  box-shadow: 0 12px 32px rgba(31,38,60,0.10), 0 2px 6px rgba(31,38,60,0.05), inset 0 1px 0 rgba(255,255,255,0.80), inset 0 -1px 0 rgba(255,255,255,0.12);
  z-index: 1000;
  transition: all 0.3s ease;
}

.header-container  {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 68px;
  padding: 0 28px 0 32px;
}

.logo  {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  letter-spacing: 0.05em;
  transition: color 0.35s ease, text-shadow 0.35s ease;
}

.logo span  {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-left: 10px;
  letter-spacing: 0.05em;
  transition: color 0.35s ease, text-shadow 0.35s ease;
}

header.on-hero .logo, header.on-hero .logo span  {
  color: #ffffff;
  text-shadow: 0 1px 4px rgba(0,0,0,0.25);
}

.nav-list  {
  display: flex;
  list-style: none;
  align-items: center;
}

.nav-item  {
  margin-left: 28px;
}

.nav-link  {
  font-size: 0.92rem;
  font-weight: 400;
  color: var(--color-primary-dark);
  position: relative;
  padding: 5px 0;
  white-space: nowrap;
  transition: color 0.35s ease, text-shadow 0.35s ease;
}

header.on-hero .nav-link  {
  color: #ffffff;
  text-shadow: 0 1px 4px rgba(0,0,0,0.25);
}

.nav-link::after  {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width 0.3s ease;
}

.nav-link:hover::after  {
  width: 100%;
}

header.on-hero .nav-link::after  {
  background-color: #ffffff;
}

.btn-header-contact  {
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 12px 24px;
  border-radius: 9999px;
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  margin-left: 28px;
  box-shadow: 0 4px 12px rgba(0,91,172,0.3);
  white-space: nowrap;
}

.btn-header-contact:hover  {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
}

.menu-toggle  {
  display: none;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
  position: relative;
  padding: 0;
}

.menu-toggle span  {
  display: block;
  position: absolute;
  left: 9px;
  right: 9px;
  height: 2px;
  background-color: var(--color-primary-dark);
  border-radius: 2px;
  transition: transform 0.35s ease, top 0.35s ease, opacity 0.25s ease, background-color 0.35s ease;
}

.menu-toggle span:nth-child(1)  {
  top: 12px;
}

.menu-toggle span:nth-child(2)  {
  top: 19px;
}

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

header.on-hero .menu-toggle span  {
  background-color: #ffffff;
}

body.nav-open .menu-toggle span:nth-child(1)  {
  top: 19px;
  transform: rotate(45deg);
}

body.nav-open .menu-toggle span:nth-child(2)  {
  opacity: 0;
}

body.nav-open .menu-toggle span:nth-child(3)  {
  top: 19px;
  transform: rotate(-45deg);
}

body.nav-open .menu-toggle span  {
  background-color: var(--color-primary-dark);
}

/* SPメニュー（Figma SP_menu デザイン準拠） */
.sp-menu  {
  display: none;
}

.sp-menu-list  {
  list-style: none;
}

.sp-menu-item  {
  border-bottom: 1px solid #e2e8f0;
}

.sp-menu-link  {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 8px;
}

.sp-menu-eng  {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.13em;
  line-height: 1.2;
  text-transform: uppercase;
}

.sp-menu-jp  {
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--color-text-sub);
  letter-spacing: 0.02em;
}

.sp-menu-link:hover .sp-menu-eng  {
  color: var(--color-primary-dark);
}

.sp-menu-contact  {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 60px;
  margin-top: 30px;
  background-color: var(--color-primary);
  color: #ffffff;
  border-radius: 9999px;
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  box-shadow: 0 4px 12px rgba(0,91,172,0.3);
}

.sp-menu-contact:hover  {
  background-color: var(--color-primary-dark);
}

/* ヒーロー */
.hero  {
  height: 60vh;
  min-height: 420px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  position: relative;
  background-color: #1f5a3d;
  background-image: linear-gradient(135deg, rgba(0,54,102,0.35) 0%, rgba(45,134,89,0.35) 100%), url('../img/sustainability_thumb.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  padding: 0 0 25vh 0;
}

.hero-content  {
  position: relative;
  z-index: 3;
  text-align: center;
  padding: 0 4%;
}

.hero-eng-title  {
  font-size: 3.2rem;
  font-weight: 300;
  color: #ffffff;
  line-height: 1.15;
  letter-spacing: 0.18em;
  margin: 0;
  text-shadow: 0 2px 14px rgba(0,0,0,0.35);
}

/* ① ビジョン */
.vision-direct  {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}

.vision-lead  {
  font-size: 1.7rem;
  font-weight: 500;
  color: var(--color-primary-dark);
  margin-bottom: 30px;
  line-height: 1.7;
}

.vision-text  {
  font-size: 1rem;
  color: var(--color-text-main);
  line-height: 2;
  text-align: justify;
  max-width: 720px;
  margin: 0 auto;
}

/* ② 4つのテーマ */
.themes-image-wrap  {
  max-width: 1000px;
  margin: 0 auto 60px;
  text-align: center;
}

.themes-image  {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
}

.themes-detail-list  {
  display: flex;
  flex-direction: column;
  gap: 45px;
  max-width: 1000px;
  margin: 0 auto;
}

.themes-detail  {
  border-top: 2px solid var(--color-primary-dark);
  padding-top: 22px;
}

.themes-detail.labor  {
  border-color: var(--color-theme-labor);
}

.themes-detail.ethics  {
  border-color: var(--color-theme-ethics);
}

.themes-detail.nature  {
  border-color: var(--color-theme-nature);
}

.themes-detail.society  {
  border-color: var(--color-theme-society);
}

.themes-detail-title  {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 14px;
  letter-spacing: 0.03em;
}

.themes-detail.labor .themes-detail-title  {
  color: var(--color-theme-labor);
}

.themes-detail.ethics .themes-detail-title  {
  color: var(--color-theme-ethics);
}

.themes-detail.nature .themes-detail-title  {
  color: var(--color-theme-nature);
}

.themes-detail.society .themes-detail-title  {
  color: var(--color-theme-society);
}

.themes-detail-text  {
  font-size: 0.95rem;
  color: var(--color-text-main);
  line-height: 1.95;
}

/* ③ レポート */
.report-card  {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 50px;
  align-items: center;
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 50px;
  max-width: 1000px;
  margin: 0 auto;
}

.report-cover  {
  aspect-ratio: 3 / 4;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-sustain-green) 100%);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.85);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-align: center;
  position: relative;
  box-shadow: 0 15px 40px rgba(0,0,0,0.12);
  overflow: hidden;
}

.report-cover::before  {
  content: 'USE GROUP';
  position: absolute;
  top: 30px;
  left: 30px;
  color: rgba(255,255,255,0.6);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  font-weight: 700;
}

.report-cover-label  {
  padding: 0 20px;
  line-height: 1.6;
}

.report-cover-year  {
  position: absolute;
  bottom: 30px;
  right: 30px;
  font-size: 1.5rem;
  font-weight: 300;
  color: rgba(255,255,255,0.85);
  letter-spacing: 0.08em;
}

.report-info-label  {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-sustain-green);
  letter-spacing: 0.15em;
  margin-bottom: 10px;
  text-transform: uppercase;
}

.report-info-title  {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 18px;
  line-height: 1.5;
}

.report-info-text  {
  font-size: 0.95rem;
  color: var(--color-text-sub);
  margin-bottom: 25px;
}

.report-meta  {
  display: flex;
  gap: 30px;
  margin-bottom: 28px;
  padding: 15px 0;
  border-top: 1px solid #e2e8f0;
  border-bottom: 1px solid #e2e8f0;
  flex-wrap: wrap;
}

.report-meta-item  {
  font-size: 0.85rem;
  color: var(--color-text-sub);
}

.report-meta-item strong  {
  display: block;
  color: var(--color-primary-dark);
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.report-btn  {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 14px 30px;
  border-radius: 9999px;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  box-shadow: 0 4px 12px rgba(0,91,172,0.25);
}

.report-btn:hover  {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
}

.report-btn::before  {
  content: '📕';
  font-size: 1rem;
}

/* ④ 憲章 */
.charter-intro  {
  max-width: 1100px;
  margin: 0 auto 40px;
  background-color: var(--color-primary-light);
  padding: 35px 40px;
  border-radius: 8px;
  border-left: 5px solid var(--color-primary);
}

.charter-intro-label  {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.15em;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.charter-intro-text  {
  font-size: 1rem;
  color: var(--color-text-main);
  line-height: 1.9;
}

.charter-heading-row  {
  max-width: 1100px;
  margin: 0 auto 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.charter-heading  {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  position: relative;
  padding-bottom: 12px;
  margin: 0;
}

.charter-heading::after  {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 40px;
  height: 2px;
  background-color: var(--color-accent-gold);
}

.charter-toggle-all  {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
  padding: 8px 18px;
  border-radius: 9999px;
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.charter-toggle-all:hover  {
  background-color: var(--color-primary);
  color: #ffffff;
}

.charter-toggle-all::before  {
  content: '＋';
  font-size: 0.9rem;
  line-height: 1;
}

.charter-toggle-all.is-open::before  {
  content: '−';
}

.charter-list  {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  align-items: start;
}

.charter-item  {
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  overflow: hidden;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.charter-item[open]  {
  border-color: var(--color-primary);
  box-shadow: 0 6px 20px rgba(0, 91, 172, 0.08);
}

.charter-summary  {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 22px;
  cursor: pointer;
  list-style: none;
  position: relative;
  user-select: none;
  transition: background-color 0.2s ease;
}

.charter-summary::-webkit-details-marker  {
  display: none;
}

.charter-summary:hover  {
  background-color: var(--color-primary-light);
}

.charter-num  {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-accent-gold);
  letter-spacing: 0.15em;
  min-width: 34px;
}

.charter-title-text  {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  flex: 1;
  line-height: 1.5;
  margin: 0;
}

.charter-toggle  {
  width: 20px;
  height: 20px;
  position: relative;
  flex-shrink: 0;
}

.charter-toggle::before, .charter-toggle::after  {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  background-color: var(--color-primary);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.charter-toggle::before  {
  width: 12px;
  height: 2px;
  transform: translate(-50%, -50%);
}

.charter-toggle::after  {
  width: 2px;
  height: 12px;
  transform: translate(-50%, -50%);
}

.charter-item[open] .charter-toggle::after  {
  transform: translate(-50%, -50%) rotate(90deg);
  opacity: 0;
}

.charter-body  {
  padding: 0 22px 20px 72px;
  font-size: 0.88rem;
  color: var(--color-text-sub);
  line-height: 1.8;
  animation: charterFadeIn 0.3s ease both;
}

.charter-body strong  {
  color: var(--color-primary-dark);
  font-weight: 700;
  display: block;
  margin-bottom: 4px;
}

@keyframes charterFadeIn  {
  from  {
    opacity: 0;
    transform: translateY(-4px);
  }

  to  {
    opacity: 1;
    transform: translateY(0);
  }

}

/* ⑤ 推進体制 */
.governance-image-wrap  {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  cursor: zoom-in;
  position: relative;
}

.governance-image  {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.governance-image-wrap:hover .governance-image  {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.10);
}

.governance-zoom-hint  {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(0,54,102,0.85);
  color: #ffffff;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  padding: 6px 12px;
  border-radius: 9999px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  backdrop-filter: blur(6px);
}

.governance-zoom-hint::before  {
  content: '🔍';
  font-size: 0.85rem;
}

.gov-note  {
  margin-top: 30px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-text-sub);
}

.lightbox  {
  position: fixed;
  inset: 0;
  background: rgba(0, 17, 34, 0.88);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 5%;
  cursor: zoom-out;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.lightbox.is-open  {
  display: flex;
  opacity: 1;
}

.lightbox img  {
  max-width: 100%;
  max-height: 100%;
  border-radius: 8px;
  object-fit: contain;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.lightbox-close  {
  position: absolute;
  top: 24px;
  right: 32px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.35);
  color: #ffffff;
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease;
}

.lightbox-close:hover  {
  background: rgba(255,255,255,0.3);
}

/* ⑥ サプライチェーン */
.supply-card  {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 35px 40px;
  max-width: 900px;
  margin: 0 auto;
  gap: 30px;
  transition: all 0.3s ease;
}

.supply-card:hover  {
  border-color: var(--color-primary);
  box-shadow: 0 12px 32px rgba(0,0,0,0.06);
}

.supply-text-area  {
  flex: 1;
}

.supply-title  {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 10px;
}

.supply-desc  {
  font-size: 0.9rem;
  color: var(--color-text-sub);
}

.supply-btn  {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 14px 28px;
  border-radius: 9999px;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(0,91,172,0.25);
}

.supply-btn:hover  {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
}

.supply-btn::before  {
  content: '📄';
  font-size: 1rem;
}

/* ⑦ ニュース */
.news-list  {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.news-card  {
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  overflow: hidden;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.news-card:hover  {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(0,0,0,0.06);
  border-color: var(--color-primary);
}

.news-thumb  {
  width: 100%;
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  font-size: 2rem;
  letter-spacing: 0.1em;
  overflow: hidden;
}

.news-thumb img  {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.news-thumb.green  {
  background: linear-gradient(135deg, #4caf7a 0%, #2d8659 100%);
}

.news-thumb.blue  {
  background: linear-gradient(135deg, #4a90c8 0%, #003666 100%);
}

.news-thumb.gold  {
  background: linear-gradient(135deg, #d4b878 0%, #c5a059 100%);
}

.news-body  {
  padding: 22px 24px 26px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.news-meta  {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.news-date  {
  font-size: 0.8rem;
  color: var(--color-text-sub);
  font-weight: 500;
}

.news-cat  {
  display: inline-block;
  font-size: 0.7rem;
  background-color: var(--color-sustain-green-light);
  color: var(--color-sustain-green);
  padding: 2px 10px;
  border-radius: 4px;
  font-weight: 500;
}

.news-title  {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 10px;
  line-height: 1.5;
}

.news-excerpt  {
  font-size: 0.85rem;
  color: var(--color-text-sub);
  margin-bottom: 18px;
  flex: 1;
}

.news-link  {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: auto;
}

.news-link::after  {
  content: '→';
  transition: transform 0.3s ease;
}

.news-card:hover .news-link::after  {
  transform: translateX(5px);
}

.news-more  {
  text-align: center;
  margin-top: 50px;
}

.btn-news-more  {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background-color: transparent;
  color: var(--color-primary-dark);
  border: 1.5px solid var(--color-primary-dark);
  padding: 14px 32px;
  border-radius: 9999px;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.05em;
}

.btn-news-more:hover  {
  background-color: var(--color-primary-dark);
  color: #ffffff;
  transform: translateY(-2px);
}

/* フッター */
footer  {
  background-color: #111111;
  color: #ffffff;
  padding: 60px 0 30px 0;
}

.footer-content  {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 40px;
  gap: 30px;
  flex-wrap: wrap;
}

.footer-info .logo  {
  color: #ffffff;
  margin-bottom: 15px;
  display: inline-block;
}

.footer-info .logo span  {
  color: #ffffff;
}

.footer-info p  {
  font-size: 0.85rem;
  color: #999999;
}

.footer-links  {
  display: flex;
  gap: 50px;
  flex-wrap: wrap;
}

.footer-link-group-title  {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 15px;
  color: var(--color-accent-gold);
}

.footer-link-list  {
  list-style: none;
}

.footer-link-list li  {
  margin-bottom: 10px;
}

.footer-link-list a  {
  font-size: 0.85rem;
  color: #cccccc;
}

.footer-link-list a:hover  {
  color: #ffffff;
  padding-left: 5px;
}

.footer-bottom  {
  border-top: 1px solid #222222;
  padding-top: 30px;
  text-align: center;
}

.copyright  {
  font-size: 0.8rem;
  color: #666666;
}

/* レスポンシブ */
@media (max-width: 1100px)  {
  .nav-list  {
    display: none;
  }

  .menu-toggle  {
    display: block;
  }

  body.nav-open  {
    overflow: hidden;
  }

  /* メニュー展開中はヘッダーのピルを消して、白い全画面にＸと ロゴのみ残す */
  body.nav-open header  {
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border-color: transparent;
    box-shadow: none;
  }

  body.nav-open .logo, body.nav-open .logo span  {
    color: var(--color-primary-dark);
    text-shadow: none;
  }

  .sp-menu  {
    position: fixed;
    inset: 0;
    background: #ffffff;
    z-index: 999;
    flex-direction: column;
    padding: 100px 25px 40px;
    overflow-y: auto;
  }

  body.nav-open .sp-menu  {
    display: flex;
  }

}

@media (max-width: 1024px)  {
  .report-card  {
    grid-template-columns: 1fr;
  }

  .report-cover  {
    max-width: 300px;
    margin: 0 auto;
  }

}

@media (max-width: 860px)  {
  .charter-list  {
    grid-template-columns: 1fr;
  }

}

@media (max-width: 768px)  {
  .hero  {
    height: 50vh;
    min-height: 360px;
    padding-bottom: 19vh;
  }

  .hero-eng-title  {
    font-size: 2rem;
    letter-spacing: 0.1em;
  }

  .news-list  {
    grid-template-columns: 1fr;
  }

  .supply-card  {
    flex-direction: column;
    text-align: center;
  }

  section  {
    padding: 70px 0;
  }

  .footer-content  {
    flex-direction: column;
    gap: 40px;
  }

  .report-card  {
    padding: 30px;
  }

  .charter-body  {
    padding-left: 22px;
  }

  .charter-heading-row  {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .vision-lead  {
    font-size: 1.3rem;
  }

  .themes-detail-title  {
    font-size: 1.2rem;
  }

}

@media (max-width: 480px)  {
  header  {
    top: 12px;
    width: calc(100% - 24px);
  }

  .header-container  {
    padding: 0 16px 0 22px;
  }

  .logo, .logo span  {
    font-size: 1.25rem;
  }

  .hero-eng-title  {
    font-size: 1.6rem;
  }

}