.investment-page {
      display: grid;
      gap: clamp(1.4rem, 3vw, 2.15rem);
    }

    .investment-intro {
      max-width: 52rem;
      margin: 0 0 1.15rem;
      color: var(--text-secondary);
      font-size: 1.05rem;
    }

    .case-nav {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
      gap: 1rem;
      margin-bottom: 1.75rem;
    }

    .case-nav a {
      display: grid;
      gap: 0.35rem;
      padding: clamp(0.95rem, 2vw, 1.15rem);
      border: 1px solid var(--border);
      border-left: var(--highlight-border);
      border-radius: var(--radius);
      background: var(--surface);
      color: var(--text);
      box-shadow: var(--shadow-sm);
    }

    .case-nav strong {
      color: var(--primary);
      font-size: 1rem;
    }

    .case-nav span {
      color: var(--muted);
      font-size: 0.88rem;
    }

    .case-heading {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 1.25rem;
      margin-bottom: 1rem;
    }

    .case-heading h2 {
      margin-bottom: 0;
    }

    .case-tag {
      flex: 0 0 auto;
      padding: 0.35rem 0.7rem;
      border-radius: var(--radius-full);
      background: var(--accent-soft);
      color: var(--primary);
      font-size: 0.78rem;
      font-weight: 700;
      white-space: nowrap;
    }

    .metrics-panel {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(min(100%, 160px), 1fr));
      gap: clamp(0.75rem, 1.8vw, 1rem);
      margin: 1.15rem 0 1.35rem;
    }

    .metric-card {
      min-height: 7rem;
      padding: clamp(0.9rem, 1.8vw, 1.15rem);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      background: var(--surface);
      box-shadow: var(--shadow-sm);
    }

    .metric-card strong {
      display: block;
      font-family: var(--font-serif);
      font-size: clamp(1.35rem, 2.5vw, 1.85rem);
      line-height: 1.05;
      color: var(--accent);
      overflow-wrap: anywhere;
    }

    .metric-card span {
      display: block;
      margin-top: 0.45rem;
      color: var(--muted);
      font-size: 0.9rem;
    }

    .investment-photo-set {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
      gap: clamp(0.75rem, 1.8vw, 1rem);
      margin: 1.15rem 0 1.35rem;
    }

    .investment-photo-set .case-card {
      margin: 0;
      padding: 0;
      overflow: hidden;
      border-radius: var(--radius);
      aspect-ratio: 4 / 3;
      background: var(--surface);
    }

    .investment-photo-set .case-card img {
      width: 100%;
      height: 100%;
      display: block;
      object-fit: cover;
    }

    .investment-infographic {
      width: min(100%, 780px);
      margin: 1.25rem auto 1.45rem;
      overflow: hidden;
      border: 1px solid var(--border);
      border-radius: var(--radius);
      background: var(--surface);
      box-shadow: var(--shadow-sm);
    }

    .investment-infographic img {
      display: block;
      width: 100%;
      height: auto;
    }

    .investment-image-slot {
      min-height: clamp(220px, 34vw, 360px);
      background:
        linear-gradient(135deg, rgba(201, 155, 63, 0.1), rgba(255, 250, 242, 0.72)),
        repeating-linear-gradient(135deg, rgba(143, 24, 51, 0.06) 0 1px, transparent 1px 18px);
    }

    .investment-infographic figcaption {
      padding: 0.65rem 0.9rem;
      border-top: 1px solid var(--border);
      color: var(--muted);
      font-size: 0.82rem;
      line-height: 1.6;
    }

    .investment-visual-block {
      margin: 1.35rem 0 1.6rem;
    }

    .investment-visual-block h3 {
      margin-bottom: 0.45rem;
    }

    .investment-image-note {
      margin: 0 0 0.85rem;
      color: var(--muted);
      font-size: 0.9rem;
    }

    .investment-photo-set .case-card.investment-image-slot {
      aspect-ratio: 4 / 3;
      min-height: 0;
      border-style: dashed;
      box-shadow: none;
    }

    .investment-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
      gap: clamp(0.85rem, 2vw, 1.15rem);
      margin-top: 1.1rem;
    }

    .project-pool-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(min(100%, 210px), 1fr));
      gap: clamp(0.75rem, 1.8vw, 1rem);
      margin-top: 1.1rem;
    }

    .project-pool-grid .investment-card {
      margin: 0;
    }

    .investment-card {
      min-width: 0;
      padding: clamp(1rem, 2vw, 1.25rem);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      background: var(--surface);
      box-shadow: var(--shadow-sm);
    }

    .investment-card h3 {
      margin-top: 0;
    }

    .investment-card p:last-child,
    .investment-card ul:last-child {
      margin-bottom: 0;
    }

    .detail-list {
      display: grid;
      gap: 0.7rem;
      margin: 1rem 0 0;
    }

    .detail-row {
      display: grid;
      grid-template-columns: 7rem 1fr;
      gap: 0.75rem;
      padding-bottom: 0.7rem;
      border-bottom: 1px solid var(--border);
    }

    .detail-row:last-child {
      padding-bottom: 0;
      border-bottom: 0;
    }

    .detail-row dt {
      color: var(--muted);
      font-weight: 600;
    }

    .detail-row dd {
      margin: 0;
      color: var(--text);
    }

    .compact-table td:first-child {
      width: 30%;
      font-weight: 700;
      color: var(--primary);
    }

    .risk-light-table th,
    .risk-light-table td:first-child {
      text-align: center;
      vertical-align: middle;
    }

    .risk-light-table td {
      vertical-align: middle;
    }

    .risk-light-table td:first-child {
      width: 6.5rem;
      white-space: nowrap;
    }

    .review-columns {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
      gap: clamp(0.85rem, 2vw, 1.15rem);
      margin-top: 1.1rem;
    }

    .review-list {
      margin: 0;
      padding-left: 1.15rem;
    }

    .warning-list {
      list-style: none;
      padding: 0;
      margin: 0;
      display: grid;
      gap: 0.75rem;
    }

    .warning-list li {
      margin: 0;
      padding: 0.9rem 1rem;
      border: 1px solid var(--border);
      border-left: var(--principle-border);
      border-radius: var(--radius);
      background: var(--surface);
    }

    .section-note {
      margin: 1.25rem 0 0;
      padding: 1.1rem 1.25rem;
      border-radius: var(--radius);
      background: var(--accent-soft);
      color: var(--text);
    }

    @media (max-width: 900px) {
      .case-nav,
      .investment-grid,
      .project-pool-grid,
      .review-columns {
        grid-template-columns: 1fr;
      }

      .metrics-panel {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .case-heading {
        display: block;
      }

      .case-tag {
        display: inline-block;
        margin-top: 0.75rem;
        white-space: normal;
      }
    }

    @media (max-width: 560px) {
      .metrics-panel {
        grid-template-columns: 1fr;
      }

      .metric-card {
        min-height: auto;
      }

      .detail-row {
        grid-template-columns: 1fr;
        gap: 0.2rem;
      }
    }