body {
      font-family: 'Segoe UI', Roboto, system-ui, sans-serif;
      color: #1f3a44;
      background-color: #f9fcfd;
    }
    .navbar-brand {
      font-weight: 700;
      font-size: 1.8rem;
      color: #1e3c4f !important;
    }
    .section-title {
      font-size: 2.4rem;
      font-weight: 700;
      position: relative;
      display: inline-block;
      margin-bottom: 2rem;
    }
    .section-title:after {
      content: '';
      display: block;
      width: 70px;
      height: 4px;
      background: #d98c4a;
      border-radius: 4px;
      margin-top: 10px;
    }
    .scene-card {
      background: white;
      border-radius: 1.5rem;
      padding: 1.8rem;
      box-shadow: 0 12px 28px rgba(0,30,40,0.04);
      height: 100%;
      transition: 0.2s;
      border: 1px solid #eef4f7;
      display: flex;
      flex-direction: column;
    }
    .scene-card:hover {
      transform: translateY(-6px);
      box-shadow: 0 20px 35px rgba(43,92,111,0.12);
    }
    .scene-icon {
      width: 70px;
      height: 70px;
      background: #e7f0f5;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 2.2rem;
      color: #2b5c6f;
      margin-bottom: 1.2rem;
    }
    .scene-title {
      font-size: 1.5rem;
      font-weight: 700;
      margin-bottom: 0.5rem;
      color: #1e3c4f;
    }
    .scene-desc {
      color: #2f4a55;
      line-height: 1.6;
      margin-bottom: 1rem;
      flex-grow: 1;
    }
    .product-tag {
      background: #eef4f7;
      border-radius: 50px;
      padding: 0.3rem 1rem;
      display: inline-block;
      font-size: 0.85rem;
      color: #2b5c6f;
      margin-right: 0.5rem;
      margin-bottom: 0.5rem;
    }
    .case-link {
      color: #d98c4a;
      font-weight: 600;
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      margin-top: 1rem;
    }
    .case-link:hover {
      color: #c57633;
    }
    .case-link i {
      transition: transform 0.2s;
    }
    .case-link:hover i {
      transform: translateX(4px);
    }
    .benefit-icon {
      font-size: 2rem;
      color: #2b5c6f;
      margin-bottom: 0.5rem;
    }
    .breadcrumb {
      background: transparent;
      padding: 0.5rem 0;
    }
    .breadcrumb-item a {
      color: #2b5c6f;
      text-decoration: none;
    }
    .btn-cta {
      background: #d98c4a;
      color: white;
      border-radius: 50px;
      padding: 0.8rem 2.5rem;
      font-weight: 600;
      border: none;
      transition: 0.3s;
    }
    .btn-cta:hover {
      background: #c57633;
      transform: translateY(-2px);
      box-shadow: 0 10px 20px rgba(217,140,74,0.2);
    }
    .footer-link {
      color: #b6ccd9;
      text-decoration: none;
    }
    .footer-link:hover {
      color: white;
    }