.xc-hero {
      background: linear-gradient(135deg, #0066cc 0%, #004c99 100%);
      color: white;
      padding: 80px 20px;
      text-align: center;
    }
    .xc-hero h1 {
      font-size: 2.5rem;
      margin-bottom: 20px;
      text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    }
    .xc-hero .subtitle {
      font-size: 1.3rem;
      margin-bottom: 30px;
      opacity: 0.95;
    }
    .xc-hero .cta-buttons {
      display: flex;
      gap: 20px;
      justify-content: center;
      flex-wrap: wrap;
      margin-top: 30px;
    }
    .xc-hero .btn {
      padding: 15px 35px;
      border-radius: 30px;
      text-decoration: none;
      font-weight: bold;
      transition: all 0.3s ease;
      display: inline-block;
    }
    .xc-hero .btn-primary {
      background: white;
      color: #0066cc;
      border: 2px solid white;
    }
    .xc-hero .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 5px 20px rgba(255,255,255,0.3);
    }
    .xc-hero .btn-secondary {
      background: transparent;
      color: white;
      border: 2px solid white;
    }
    .xc-hero .btn-secondary:hover {
      background: white;
      color: #0066cc;
    }
    .xc-section {
      padding: 60px 20px;
      max-width: 1200px;
      margin: 0 auto;
    }
    .xc-section h2 {
      font-size: 2rem;
      text-align: center;
      margin-bottom: 40px;
      color: #333;
      position: relative;
      padding-bottom: 15px;
    }
    .xc-section h2::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 50%;
      transform: translateX(-50%);
      width: 60px;
      height: 4px;
      background: linear-gradient(90deg, #0066cc, #004c99);
      border-radius: 2px;
    }
    .features-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }
    .feature-card {
      background: white;
      padding: 30px;
      border-radius: 12px;
      box-shadow: 0 4px 15px rgba(0,0,0,0.1);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: center;
    }
    .feature-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px rgba(102,126,234,0.2);
    }
    .feature-card i {
      font-size: 3rem;
      color: #0066cc;
      margin-bottom: 20px;
    }
    .feature-card h3 {
      font-size: 1.3rem;
      margin-bottom: 15px;
      color: #333;
    }
    .feature-card p {
      color: #666;
      line-height: 1.6;
    }
    .problems-section {
      background: #f8f9fa;
    }
    .problems-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 20px;
      margin-top: 30px;
    }
    .problem-item {
      background: white;
      padding: 25px;
      border-radius: 10px;
      border-left: 4px solid #e74c3c;
    }
    .problem-item h3 {
      color: #e74c3c;
      margin-bottom: 10px;
      font-size: 1.1rem;
    }
    .solution-badge {
      display: inline-block;
      background: #0066cc;
      color: white;
      padding: 8px 16px;
      border-radius: 20px;
      font-size: 0.9rem;
      margin-top: 10px;
    }
    .benefits-section {
      background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    }
    .benefits-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }
    .benefit-card {
      background: white;
      padding: 25px;
      border-radius: 10px;
      box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    }
    .benefit-card h3 {
      color: #0066cc;
      margin-bottom: 15px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .benefit-card ul {
      list-style: none;
      padding: 0;
    }
    .benefit-card ul li {
      padding: 8px 0;
      padding-left: 25px;
      position: relative;
    }
    .benefit-card ul li::before {
      content: '✓';
      position: absolute;
      left: 0;
      color: #27ae60;
      font-weight: bold;
    }
    .industries-section {
      text-align: center;
    }
    .industries-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 15px;
      justify-content: center;
      margin-top: 30px;
    }
    .industry-tag {
      background: #0066cc;
      color: white;
      padding: 12px 24px;
      border-radius: 25px;
      font-weight: 500;
    }
    .pricing-section {
      background: #f8f9fa;
    }
    .cloud-plans, .onpremise-plan {
      margin-bottom: 40px;
    }
    .pricing-cards {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }
    .pricing-cards.cloud-pricing {
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
    .pricing-card {
      background: white;
      padding: 35px;
      border-radius: 12px;
      box-shadow: 0 4px 15px rgba(0,0,0,0.1);
      text-align: center;
      position: relative;
    }
    .pricing-card h4 {
      font-size: 1.5rem;
      margin-bottom: 15px;
      color: #333;
    }
    .plan-badge {
      position: absolute;
      top: -15px;
      left: 50%;
      transform: translateX(-50%);
      background: #6c757d;
      color: white;
      padding: 5px 20px;
      border-radius: 20px;
      font-size: 0.85rem;
      font-weight: 500;
    }
    .plan-badge.recommended-badge {
      background: #0066cc;
      font-weight: bold;
    }
    .pricing-card.recommended {
      border: 3px solid #0066cc;
      box-shadow: 0 6px 25px rgba(0,102,204,0.2);
    }
    .pricing-card h3 {
      font-size: 1.5rem;
      margin-bottom: 15px;
      color: #333;
    }
    .plan-description {
      font-size: 0.9rem;
      color: #666;
      margin: 15px 0 20px;
      line-height: 1.6;
      min-height: 60px;
    }
    .pricing-card .price {
      font-size: 1.8rem;
      color: #0066cc;
      font-weight: bold;
      margin: 20px 0;
    }
    .pricing-card ul {
      text-align: left;
      list-style: none;
      padding: 0;
      margin: 20px 0;
    }
    .pricing-card ul li {
      padding: 8px 0;
      padding-left: 25px;
      position: relative;
      font-size: 0.95rem;
    }
    .pricing-card ul li::before {
      content: '●';
      position: absolute;
      left: 0;
      color: #0066cc;
    }
    .contact-section {
      background: linear-gradient(135deg, #0066cc 0%, #004c99 100%);
      color: white;
      text-align: center;
      padding: 60px 20px;
    }
    .contact-section h2 {
      color: white;
      margin-bottom: 30px;
    }
    .contact-section h2::after {
      background: white;
    }
    .contact-section p {
      font-size: 1.2rem;
      margin-bottom: 30px;
    }
    .contact-buttons {
      display: flex;
      gap: 20px;
      justify-content: center;
      flex-wrap: wrap;
    }
    .contact-buttons .btn {
      padding: 15px 35px;
      border-radius: 30px;
      text-decoration: none;
      font-weight: bold;
      transition: all 0.3s ease;
      background: white;
      color: #0066cc;
    }
    .contact-buttons .btn:hover {
      transform: translateY(-2px);
      box-shadow: 0 5px 20px rgba(255,255,255,0.3);
    }
    @media (max-width: 768px) {
      .xc-hero h1 {
        font-size: 1.8rem;
      }
      .xc-hero .subtitle {
        font-size: 1rem;
      }
      .features-grid,
      .benefits-grid,
      .pricing-cards {
        grid-template-columns: 1fr;
      }
      .pricing-card.recommended {
        transform: scale(1);
      }
    }
    
    /* ヘッダースタイル（元のindex.htmlと同じ） */
    .header {
      background: white !important;
    }
    
    .header-content {
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 12px 0;
      gap: 24px;
    }
    

    
    .logo a {
      display: flex;
      align-items: center;
      text-decoration: none;
    }
    
    .nav {
      display: flex;
      justify-content: center;
    }
    
    .nav ul {
      display: flex;
      align-items: center;
      gap: 8px;
      margin: 0;
      padding: 0;
      list-style: none;
    }
    
    .nav li {
      position: relative;
    }
    
    .nav a {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 16px;
      text-decoration: none;
      color: #333;
      font-weight: 600;
      font-size: 14px;
      border-radius: 8px;
      white-space: nowrap;
      transition: all 0.2s ease;
      background: transparent;
      position: relative;
      overflow: hidden;
    }
    
    .nav a::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: #d63a2f;
      opacity: 0;
      transition: opacity 0.2s ease;
      border-radius: 8px;
      z-index: -1;
    }
    
    .nav a:hover {
      color: white;
      transform: translateY(-2px);
      box-shadow: 0 4px 15px rgba(255, 77, 79, 0.4);
    }
    
    .nav a:hover::before {
      opacity: 1;
    }
    
    .nav a.active {
      background: #d63a2f;
      color: white;
      box-shadow: 0 4px 15px rgba(255, 77, 79, 0.3);
    }
    
    .cta-button {
      padding: 12px 24px;
      background: #d32f2f;
      color: white;
      text-decoration: none;
      border-radius: 25px;
      font-weight: 700;
      font-size: 14px;
      white-space: nowrap;
      transition: all 0.2s ease;
      box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
    }
    
    .cta-button:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(255, 107, 107, 0.4);
    }
    
    /* レスポンシブ対応 */
    @media (max-width: 1200px) {
      .nav ul {
        gap: 4px;
      }
      .nav a {
        padding: 10px 12px;
        font-size: 13px;
      }
    }
    
    @media (max-width: 768px) {
      .nav {
        display: none !important;
      }
      
      .nav ul {
        display: none !important;
      }
      
      .nav a {
        display: none !important;
      }
      
      .logo:hover {
        background: transparent !important;
        transform: translate(-50%, -50%) !important;
      }
      
    }
    
    @media (max-width: 480px) {
      .nav {
        display: none !important;
      }
      
      .nav ul {
        display: none !important;
      }
      
      .nav a {
        display: none !important;
      }
      
      .header-content {
        padding: 10px 0;
        min-height: 48px;
      }
      
      .logo:hover {
        background: transparent !important;
        transform: translate(-50%, -50%) !important;
      }
      
      .logo a {
        display: flex !important;
        align-items: center !important;
      }
    }
    
    @media (max-width: 768px) and (min-width: 601px) {
      .header-content {
        padding: 10px 0;
        min-height: 50px;
      }
      
      .logo a {
        display: flex;
        align-items: center;
      }
      
    }
    
    /* ヘッダーと重ならないようにbodyにpadding-topを追加 */
    body {
      padding-top: 70px;
    }