.kirinex-product-detail {
      font-family: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
      color: #222;
      line-height: 1.8;
      margin-top: 32px;
    }

    .kirinex-section-title {
      font-size: 24px;
      font-weight: 700;
      border-left: 6px solid #f5c400;
      padding-left: 14px;
      margin: 0 0 22px;
    }

    .kirinex-intro {
      background: #fafafa;
      border: 1px solid #e5e5e5;
      border-radius: 14px;
      padding: 22px;
      margin-bottom: 36px;
      font-size: 15px;
    }

    .kirinex-intro p {
      margin: 0 0 14px;
    }

    .kirinex-intro p:last-child {
      margin-bottom: 0;
    }

    .kirinex-feature-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 18px;
      margin-bottom: 36px;
    }

    .kirinex-feature-card {
      background: #fff;
      border: 1px solid #e5e5e5;
      border-radius: 14px;
      padding: 20px 22px;
      box-shadow: 0 4px 14px rgba(0,0,0,0.04);
    }

    .kirinex-feature-card h3 {
      font-size: 17px;
      font-weight: 700;
      margin: 0 0 8px;
      color: #111;
    }

    .kirinex-feature-card p {
      font-size: 14px;
      margin: 0;
      color: #444;
    }

    .kirinex-spec-table {
      width: 100%;
      border-collapse: collapse;
      margin-top: 16px;
      margin-bottom: 36px;
      font-size: 14px;
    }

    .kirinex-spec-table th {
      width: 34%;
      background: #f7f7f7;
      text-align: left;
      padding: 13px 15px;
      border: 1px solid #ddd;
      font-weight: 700;
    }

    .kirinex-spec-table td {
      padding: 13px 15px;
      border: 1px solid #ddd;
    }

    .kirinex-car-list {
      background: #fafafa;
      border-radius: 14px;
      padding: 22px;
      border: 1px solid #e5e5e5;
      font-size: 14px;
      margin-bottom: 14px;
    }

    .kirinex-maker {
      margin-bottom: 18px;
    }

    .kirinex-maker strong {
      display: block;
      font-size: 15px;
      margin-bottom: 4px;
      color: #111;
    }

    .kirinex-note {
      font-size: 13px;
      color: #666;
      margin-top: 12px;
    }

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

      .kirinex-section-title {
        font-size: 21px;
      }

      .kirinex-feature-card,
      .kirinex-intro,
      .kirinex-car-list {
        padding: 18px;
      }
    }