:root {
    --teal:#0E4D5C;
    --teal-dark:#093843;
    --offwhite:#F4F1EA;
    --white:#FFFFFF;
    --line:#E1DDD3;
    --text:#1f2d31;
    --accent-coral:#E97451;
  }
  * { box-sizing:border-box; }
  body {
    margin:0;
    background:var(--white);
    color:var(--text);
    font-family:"Yu Mincho", "YuMincho", "游明朝", "Hiragino Mincho ProN", "ヒラギノ明朝 ProN", serif;
    font-size:15px;
    line-height:1.95;
    -webkit-font-smoothing:antialiased;
  }
  .site-header {
    position:fixed; top:0; left:0; right:0; height:64px;
    background:var(--teal-dark); color:var(--offwhite);
    padding:0 48px; display:flex; align-items:center; justify-content:space-between;
    z-index:1001;
  }
  .site-header a { color:var(--offwhite); text-decoration:none; }
  .logo {
    font-family:"Hoefler Text", "Baskerville", "Iowan Old Style", Constantia, Cambria, Georgia, serif;
    font-size:18px; letter-spacing:.04em;
  }
  .nav {
    display:flex; gap:32px;
    font-family:Arial, "Yu Gothic", sans-serif;
    font-size:12px; letter-spacing:.08em;
  }
  .nav a { color:var(--offwhite); opacity:.85; transition:opacity .2s ease; }
  .nav a:hover { opacity:1; }
  .menu-toggle {
    display:none; background:none; border:none; cursor:pointer;
    padding:12px; width:44px; height:44px;
    flex-direction:column; justify-content:space-between; align-items:center;
    z-index:1001; overflow:visible;
  }
  .menu-toggle span {
    display:block; width:20px; height:2px;
    background:var(--offwhite); transform-origin:center;
    transition:transform .3s ease, opacity .3s ease;
  }
  .menu-toggle.is-open span:nth-child(1) { transform:translateY(9px) rotate(45deg); }
  .menu-toggle.is-open span:nth-child(2) { opacity:0; }
  .menu-toggle.is-open span:nth-child(3) { transform:translateY(-9px) rotate(-45deg); }
  .mobile-menu {
    position:fixed; inset:0;
    background:var(--teal-dark); z-index:1000;
    display:flex; flex-direction:column;
    align-items:center; justify-content:center;
    gap:28px; opacity:0; visibility:hidden;
    transition:opacity .3s ease, visibility .3s ease;
    padding:80px 24px;
  }
  .mobile-menu.is-open { opacity:1; visibility:visible; }
  .mobile-menu a {
    color:var(--offwhite); text-decoration:none;
    font-family:"Yu Mincho", "YuMincho", "游明朝", "Hiragino Mincho ProN", "ヒラギノ明朝 ProN", serif;
    font-size:20px; letter-spacing:.1em; padding:8px 16px;
  }
  .mobile-menu a:hover { color:var(--accent-coral); }
  @media (max-width:920px) {
    .nav { display:none; }
    .menu-toggle { display:flex; }
  }

  main { padding-top:64px; }

  .svc-hero {
    background:var(--teal-dark); color:var(--offwhite);
    padding:88px 32px 100px; text-align:center;
  }
  .svc-hero-num {
    font-family:"Hoefler Text", "Baskerville", "Iowan Old Style", Constantia, Cambria, Georgia, serif;
    font-size:14px; letter-spacing:.32em; text-transform:uppercase;
    color:var(--accent-coral); margin:0 0 18px;
  }
  .svc-hero h1 {
    font-family:"Yu Mincho", "YuMincho", "游明朝", "Hiragino Mincho ProN", "ヒラギノ明朝 ProN", serif;
    font-size:clamp(28px, 4vw, 44px); font-weight:600;
    line-height:1.3; margin:0 0 22px; color:#fff; letter-spacing:.02em;
  }
  .svc-hero-en {
    font-family:"Hoefler Text", "Baskerville", "Iowan Old Style", Constantia, Cambria, Georgia, serif;
    font-size:clamp(14px, 1.4vw, 16px); letter-spacing:.18em;
    color:rgba(244,241,234,.65); margin:0;
  }

  .svc-section {
    max-width:860px; margin:0 auto; padding:64px 32px;
  }
  .svc-section h2 {
    font-family:"Yu Mincho", "YuMincho", "游明朝", "Hiragino Mincho ProN", "ヒラギノ明朝 ProN", serif;
    font-size:clamp(22px, 2.4vw, 28px); font-weight:600;
    color:var(--teal-dark); margin:0 0 32px;
    padding-bottom:14px; border-bottom:2px solid var(--accent-coral);
    display:inline-block; letter-spacing:.02em;
  }
  .svc-section p { margin:0 0 18px; color:#3a4a4e; }
  .svc-section ul { margin:0 0 24px; padding-left:24px; }
  .svc-section li { margin-bottom:10px; color:#3a4a4e; }

  .svc-meta-grid {
    display:grid; grid-template-columns:repeat(2, 1fr); gap:24px;
    margin-top:24px;
  }
  .svc-meta-item {
    padding:24px 28px; border:1px solid var(--line); background:#fafaf7;
  }
  .svc-meta-label {
    font-family:"Hoefler Text", "Baskerville", "Iowan Old Style", Constantia, Cambria, Georgia, serif;
    font-size:11px; letter-spacing:.24em; text-transform:uppercase;
    color:var(--accent-coral); margin:0 0 8px;
  }
  .svc-meta-value {
    font-family:"Yu Mincho", "YuMincho", "游明朝", "Hiragino Mincho ProN", "ヒラギノ明朝 ProN", serif;
    font-size:14px; color:var(--teal-dark); margin:0; line-height:1.7;
  }

  .succession-steps {
    display:flex;
    flex-direction:column;
    gap:24px;
    margin-top:24px;
  }
  .succession-step {
    padding:24px 28px;
    border:1px solid var(--line);
    background:#fafaf7;
  }
  .succession-step-num {
    display:inline-block;
    font-family:"Hoefler Text", "Baskerville", "Iowan Old Style", Constantia, Cambria, Georgia, serif;
    font-size:11px;
    letter-spacing:.24em;
    text-transform:uppercase;
    color:var(--accent-coral);
    margin-bottom:10px;
  }
  .succession-step h3 {
    font-family:"Yu Mincho", "YuMincho", "游明朝", "Hiragino Mincho ProN", "ヒラギノ明朝 ProN", serif;
    font-size:17px;
    font-weight:600;
    color:var(--teal-dark);
    margin:0 0 12px;
    letter-spacing:.02em;
  }
  .succession-step p {
    margin:0;
    font-size:13.5px;
    line-height:1.85;
    color:#3a4a4e;
  }
  .svc-section strong {
    font-weight:600;
    color:var(--teal-dark);
  }

  .svc-back { text-align:center; padding:48px 32px 96px; }
  .svc-back-btn {
    display:inline-block; padding:14px 32px;
    border:1px solid var(--teal-dark);
    color:var(--teal-dark) !important; text-decoration:none;
    font-family:"Yu Mincho", "YuMincho", "游明朝", "Hiragino Mincho ProN", "ヒラギノ明朝 ProN", serif;
    font-size:14px; font-weight:500; letter-spacing:.12em;
    margin:0 8px;
    transition:background .2s ease, color .2s ease;
  }
  .svc-back-btn:hover { background:var(--teal-dark); color:var(--offwhite) !important; }
  .svc-back-btn-primary {
    background:var(--accent-coral); color:#fff !important; border-color:var(--accent-coral);
  }
  .svc-back-btn-primary:hover {
    background:#d85f3b; border-color:#d85f3b; color:#fff !important;
  }

  footer {
    background:var(--teal-dark); color:rgba(244,241,234,.7);
    padding:32px 48px; text-align:center;
    font-family:Arial, "Yu Gothic", sans-serif;
    font-size:11px; letter-spacing:.14em;
  }
  footer a { color:var(--offwhite); text-decoration:none; margin-left:24px; opacity:.85; }

  @media (max-width:680px) {
    .site-header { padding:0 22px; }
    .svc-hero { padding:64px 22px 72px; }
    .svc-section { padding:40px 22px; }
    .svc-meta-grid { grid-template-columns:1fr; }
    .svc-back-btn { display:block; margin:12px auto; max-width:280px; }
  }