/* ==================================================
     COMPANY PAGE
     ================================================== */

  .sec-company-profile { padding: 80px 0; }

  /* Profile table */
  .profile-table {
    width: 100%;
    border-collapse: collapse;
    border-top: 1px solid var(--line-soft);
  }
  .profile-table .accent { color: var(--accent); font-weight: 500; }
  .profile-table th, .profile-table td {
    padding: 18px 20px;
    text-align: left;
    border-bottom: 1px solid var(--line-soft);
    font-size: 14px;
    color: #444444;
    line-height: 1.7;
    letter-spacing: 0.05em;
    vertical-align: top;
  }
  .profile-table th {
    width: 220px;
    color: var(--note);
    font-size: 12px;
    letter-spacing: 0.1em;
    font-weight: 400;
    text-transform: uppercase;
  }
  .profile-asof { color: var(--note); font-size: 12px; }

  @media (max-width: 768px) {
    .profile-table th, .profile-table td { display: block; padding: 12px 8px; }
    .profile-table th {
      width: 100%;
      padding-bottom: 4px;
      border-bottom: none;
    }
    .profile-table td { padding-top: 0; }
  }

  /* ==================================================
     EXECUTIVES — with photo + bio + career
     ================================================== */
  .sec-executives { padding: 80px 0; }
  .exec-group-title {
    font-size: 14px;
    color: #444;
    letter-spacing: 0.15em;
    margin: 0 0 16px;
    font-weight: 400;
    text-transform: uppercase;
    border-bottom: 1px solid var(--line-soft);
    padding-bottom: 10px;
  }
  .exec-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }
  .exec-card {
    background: #fff;
    border: 1px solid var(--line-soft);
    border-radius: 4px;
    padding: 20px 18px;
    display: flex;
    flex-direction: column;
    gap: 14px;
  }
  .exec-photo {
    aspect-ratio: 4 / 5;
    border-radius: 3px;
    background: linear-gradient(135deg, #1a1a1a 0%, #3a3a3a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
  }
  .exec-photo img { width: 100%; height: 100%; object-fit: cover; }
  .exec-photo.is-placeholder { background: linear-gradient(135deg, #2a2a2a 0%, #4a4a4a 100%); }
  /* 写真非表示モード — スペースだけ確保、視覚的に主張を抑える */
  .exec-photo.is-hidden {
    background: var(--paper);
    border: 1px solid var(--line-soft);
    border-radius: 3px;
    aspect-ratio: 4 / 5;
  }
  .exec-photo-label {
    color: rgba(255,255,255,0.35);
    font-family: 'Helvetica Neue', sans-serif;
    font-size: 10px;
    letter-spacing: 0.2em;
  }
  .exec-body { display: flex; flex-direction: column; gap: 6px; }
  .exec-role {
    font-size: 10px;
    letter-spacing: 0.08em;
    color: var(--accent);
    text-transform: uppercase;
    font-weight: 500;
  }
  .exec-name {
    font-size: 15px;
    color: #1a1a1a;
    letter-spacing: 0.05em;
    line-height: 1.5;
    font-weight: 400;
  }
  .exec-name-en {
    font-size: 10px;
    color: var(--note);
    letter-spacing: 0.08em;
    font-family: 'Helvetica Neue', sans-serif;
  }
  .exec-bio {
    font-size: 11px;
    color: #444;
    line-height: 1.8;
    letter-spacing: 0.03em;
    margin: 6px 0 0;
    padding-top: 10px;
    border-top: 1px solid var(--line-soft);
  }
  .exec-career {
    list-style: none;
    margin: 4px 0 0;
    padding: 0;
    font-family: 'Helvetica Neue', sans-serif;
  }
  .exec-career li {
    font-size: 10px;
    color: var(--note);
    line-height: 1.7;
    padding-left: 12px;
    position: relative;
    letter-spacing: 0.03em;
  }
  .exec-career li::before {
    content: '·';
    position: absolute;
    left: 3px;
    color: var(--accent);
  }
  @media (max-width: 1100px) {
    .exec-grid { grid-template-columns: repeat(3, 1fr); }
  }
  @media (max-width: 768px) {
    .exec-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  }
  @media (max-width: 480px) {
    .exec-grid { grid-template-columns: 1fr; }
  }

  /* ==================================================
     GROUP STRUCTURE — 3 segments × 11 companies
     ================================================== */
  .sec-group-structure { padding: 80px 0; }
  .group-structure {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--line-soft);
    border: 1px solid var(--line-soft);
  }
  .group-segment {
    background: #fff;
    padding: 32px 28px;
    display: flex;
    flex-direction: column;
  }
  .group-segment-head {
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--line-soft);
    position: relative;
  }
  .group-segment-en {
    display: block;
    font-size: 11px;
    color: var(--accent);
    letter-spacing: 0.1em;
    margin-bottom: 8px;
    text-transform: uppercase;
  }
  .group-segment-title {
    font-size: 17px;
    color: #1a1a1a;
    font-weight: 400;
    letter-spacing: 0.05em;
    margin: 0 0 4px;
  }
  .group-segment-count {
    position: absolute;
    top: 0;
    right: 0;
    font-size: 11px;
    color: var(--note);
    letter-spacing: 0.1em;
    background: var(--paper);
    padding: 4px 10px;
    border-radius: 2px;
  }
  .group-segment-list { list-style: none; margin: 0; padding: 0; flex: 1; }
  .group-segment-item + .group-segment-item { margin-top: 4px; }
  .group-segment-link {
    display: block;
    padding: 12px 14px;
    color: #444;
    text-decoration: none;
    border-radius: 3px;
    transition: background 0.15s, color 0.15s;
  }
  .group-segment-link:hover {
    background: var(--paper);
    color: var(--accent);
  }
  .group-segment-name {
    display: block;
    font-size: 13px;
    color: #1a1a1a;
    letter-spacing: 0.03em;
    line-height: 1.5;
    font-weight: 400;
  }
  .group-segment-link:hover .group-segment-name { color: var(--accent); }
  .group-segment-summary {
    display: block;
    font-size: 11px;
    color: var(--note);
    margin-top: 4px;
    letter-spacing: 0.03em;
    line-height: 1.7;
  }
  @media (max-width: 1024px) {
    .group-structure { grid-template-columns: 1fr; }
  }

  /* ==================================================
     HISTORY — Expanded timeline
     ================================================== */
  .sec-history { padding: 80px 0; }
  .history-list {
    list-style: none;
    margin: 0;
    padding: 0;
    border-left: 1px solid var(--line-soft);
  }
  .history-item {
    display: grid;
    grid-template-columns: 130px 1fr;
    gap: 24px;
    padding: 18px 0 18px 28px;
    align-items: baseline;
    position: relative;
  }
  .history-item::before {
    content: '';
    position: absolute;
    left: -5px;
    top: 26px;
    width: 9px;
    height: 9px;
    background: var(--accent);
    border-radius: 50%;
  }
  .history-year {
    font-family: 'Helvetica Neue', sans-serif;
    font-size: 22px;
    font-weight: 300;
    color: var(--accent);
    letter-spacing: 0.05em;
    line-height: 1.2;
  }
  .history-year small {
    display: block;
    font-size: 11px;
    color: var(--note);
    letter-spacing: 0.1em;
    margin-top: 2px;
    font-weight: 400;
  }
  .history-text {
    font-size: 13px;
    color: #444444;
    line-height: 2.0;
    letter-spacing: 0.03em;
  }
  .history-text strong { color: #1a1a1a; font-weight: 500; }

  @media (max-width: 768px) {
    .history-item { grid-template-columns: 80px 1fr; gap: 16px; padding: 14px 0 14px 20px; }
    .history-year { font-size: 16px; }
    .history-text { font-size: 12px; }
  }

  /* ==================================================
     ACCESS — Headquarters
     ================================================== */
  .sec-access { padding: 80px 0; }
  .access-grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 32px;
    align-items: stretch;
  }
  .access-info {
    background: #fff;
    border: 1px solid var(--line-soft);
    border-radius: 4px;
    padding: 32px 28px;
  }
  .access-tag {
    display: inline-block;
    font-size: 10px;
    color: var(--accent);
    letter-spacing: 0.15em;
    margin-bottom: 10px;
    text-transform: uppercase;
    padding: 4px 10px;
    border: 1px solid var(--accent);
    border-radius: 2px;
  }
  .access-name {
    font-size: 17px;
    color: #1a1a1a;
    letter-spacing: 0.05em;
    margin: 0 0 14px;
    font-weight: 400;
  }
  .access-addr {
    font-size: 13px;
    color: #444;
    line-height: 1.9;
    letter-spacing: 0.03em;
    margin: 0 0 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--line-soft);
  }
  .access-transit {
    list-style: none;
    margin: 0 0 24px;
    padding: 0;
    font-size: 12px;
    color: #444;
    line-height: 1.9;
  }
  .access-transit li { padding-left: 16px; position: relative; }
  .access-transit li::before {
    content: '›';
    position: absolute;
    left: 0;
    color: var(--accent);
  }
  .access-map-link {
    font-size: 12px;
    color: var(--accent);
    border-bottom: 1px solid var(--accent);
    padding-bottom: 1px;
    letter-spacing: 0.05em;
  }
  .access-map {
    background: #f5f4f0;
    border-radius: 4px;
    overflow: hidden;
    min-height: 320px;
    position: relative;
  }
  .access-map-iframe {
    width: 100%;
    height: 100%;
    min-height: 320px;
    border: 0;
    display: block;
    /* モノクローム表示: グレースケール + コントラスト微調整 */
    filter: grayscale(100%) contrast(1.05) brightness(1.02);
    -webkit-filter: grayscale(100%) contrast(1.05) brightness(1.02);
    transition: filter 0.3s ease;
  }
  .access-map-iframe:hover {
    filter: grayscale(40%) contrast(1.05);
    -webkit-filter: grayscale(40%) contrast(1.05);
  }
  @media (max-width: 900px) {
    .access-grid { grid-template-columns: 1fr; }
    .access-map, .access-map-iframe { min-height: 240px; }
  }

  /* EN link */
  .sec-en-link { padding: 32px 0 80px; }
  .en-link-block {
    text-align: center;
    color: var(--note);
    font-size: 13px;
    letter-spacing: 0.05em;
  }
  .en-link-block a {
    color: var(--accent);
    border-bottom: 1px solid var(--accent);
    padding-bottom: 2px;
    margin-left: 8px;
    letter-spacing: 0.1em;
  }