:root {
      --page-gemwin-primary-color: #f39c12; /* Màu cam nổi bật */
      --page-gemwin-secondary-color: #2c3e50; /* Màu xanh đậm */
      --page-gemwin-accent-color: #e74c3c; /* Màu đỏ nhấn */
      --page-gemwin-text-light: #ecf0f1; /* Văn bản sáng */
      --page-gemwin-text-dark: #34495e; /* Văn bản tối */
      --page-gemwin-bg-dark: #1a252f; /* Nền tối */
      --page-gemwin-bg-light: #ffffff; /* Nền sáng */
    }

    .page-gemwin {
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      line-height: 1.6;
      color: var(--page-gemwin-text-dark);
      background-color: var(--page-gemwin-bg-light);
      padding-bottom: 80px; /* Khoảng trống cho nút nổi */
    }

    .page-gemwin-section {
      padding: 40px 20px;
      text-align: center;
      margin-bottom: 20px;
      background-color: var(--page-gemwin-bg-light);
    }

    .page-gemwin-section:nth-child(even) {
      background-color: #f8f9fa; /* Nền xen kẽ */
    }

    .page-gemwin-hero {
      position: relative;
      background: linear-gradient(135deg, var(--page-gemwin-secondary-color) 0%, var(--page-gemwin-bg-dark) 100%);
      color: var(--page-gemwin-text-light);
      padding: 60px 20px 80px;
      overflow: hidden;
      border-bottom-left-radius: 20px;
      border-bottom-right-radius: 20px;
    }

    .page-gemwin-hero-banner {
      width: 100%;
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto 20px;
      border-radius: 10px;
      box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
    }

    .page-gemwin-hero h1 {
      font-size: 2.5em;
      margin-bottom: 15px;
      color: var(--page-gemwin-primary-color);
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
      font-weight: bold;
    }

    .page-gemwin-hero p {
      font-size: 1.1em;
      max-width: 800px;
      margin: 0 auto 30px;
    }

    .page-gemwin-btn {
      display: inline-block;
      background-color: var(--page-gemwin-primary-color);
      color: var(--page-gemwin-bg-dark);
      padding: 12px 25px;
      border-radius: 30px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease, transform 0.2s ease;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    }

    .page-gemwin-btn:hover {
      background-color: #e67e22; /* Cam đậm hơn */
      transform: translateY(-2px);
    }

    .page-gemwin-floating-btn {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      z-index: 1000;
      background-color: var(--page-gemwin-accent-color);
      color: var(--page-gemwin-text-light);
      padding: 15px 30px;
      border-radius: 50px;
      font-size: 1.2em;
      font-weight: bold;
      text-align: center;
      box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
      animation: pulse 2s infinite;
      white-space: nowrap; /* Ngăn ngắt dòng */
    }

    .page-gemwin-floating-btn:hover {
      background-color: #c0392b; /* Đỏ đậm hơn */
      animation: none;
    }

    @keyframes pulse {
      0% { transform: translateX(-50%) scale(1); }
      50% { transform: translateX(-50%) scale(1.05); }
      100% { transform: translateX(-50%) scale(1); }
    }

    .page-gemwin-title {
      font-size: 2em;
      color: var(--page-gemwin-secondary-color);
      margin-bottom: 30px;
      position: relative;
      padding-bottom: 10px;
    }

    .page-gemwin-title::after {
      content: '';
      position: absolute;
      left: 50%;
      transform: translateX(-50%);
      bottom: 0;
      width: 60px;
      height: 4px;
      background-color: var(--page-gemwin-primary-color);
      border-radius: 2px;
    }

    .page-gemwin-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 10px;
    }

    .page-gemwin-card {
      background-color: var(--page-gemwin-bg-light);
      border-radius: 12px;
      box-shadow: 0 6px 15px rgba(0, 0, 0, 0.1);
      padding: 25px;
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      border: 1px solid #e0e0e0;
    }

    .page-gemwin-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
    }

    .page-gemwin-card img {
      max-width: 100%;
      height: 180px; /* Chiều cao cố định cho ảnh */
      object-fit: contain; /* Đảm bảo ảnh hiển thị đầy đủ */
      border-radius: 8px;
      margin-bottom: 15px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    }

    .page-gemwin-card h3 {
      font-size: 1.4em;
      color: var(--page-gemwin-secondary-color);
      margin-bottom: 10px;
    }

    .page-gemwin-card p {
      font-size: 0.95em;
      color: var(--page-gemwin-text-dark);
      flex-grow: 1; /* Cho phép đoạn văn bản chiếm không gian còn lại */
    }

    .page-gemwin-card a {
      color: var(--page-gemwin-primary-color);
      text-decoration: none;
      font-weight: bold;
      transition: color 0.3s ease;
      margin-top: 15px; /* Đảm bảo nút ở cuối */
      display: inline-block;
    }

    .page-gemwin-card a:hover {
      color: var(--page-gemwin-accent-color);
      text-decoration: underline;
    }

    .page-gemwin-list {
      list-style: none;
      padding: 0;
      text-align: left;
      max-width: 800px;
      margin: 0 auto 30px;
    }

    .page-gemwin-list li {
      background-color: #f0f4f7;
      margin-bottom: 10px;
      padding: 15px 20px;
      border-left: 5px solid var(--page-gemwin-primary-color);
      border-radius: 5px;
      font-size: 1.05em;
      color: var(--page-gemwin-text-dark);
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    }

    .page-gemwin-list li strong {
      color: var(--page-gemwin-secondary-color);
    }

    .page-gemwin-steps {
      list-style: none;
      padding: 0;
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 20px;
      max-width: 1000px;
      margin: 0 auto;
    }

    .page-gemwin-steps li {
      background-color: var(--page-gemwin-bg-light);
      border: 1px solid #e0e0e0;
      border-radius: 10px;
      padding: 20px;
      flex: 1 1 calc(33% - 40px);
      min-width: 280px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
      text-align: left;
      position: relative;
      padding-left: 60px;
    }

    .page-gemwin-steps li::before {
      content: attr(data-step);
      position: absolute;
      left: 20px;
      top: 20px;
      background-color: var(--page-gemwin-primary-color);
      color: var(--page-gemwin-bg-dark);
      width: 35px;
      height: 35px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
      font-size: 1.2em;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    }

    .page-gemwin-steps h3 {
      color: var(--page-gemwin-secondary-color);
      margin-top: 0;
      margin-bottom: 10px;
      font-size: 1.3em;
    }

    .page-gemwin-steps p {
      font-size: 0.95em;
      color: var(--page-gemwin-text-dark);
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-gemwin-hero h1 {
        font-size: 2em;
      }
      .page-gemwin-hero p {
        font-size: 1em;
      }
      .page-gemwin-title {
        font-size: 1.8em;
      }
      .page-gemwin-grid {
        grid-template-columns: 1fr;
      }
      .page-gemwin-steps li {
        flex: 1 1 100%;
        padding-left: 20px;
        text-align: center;
      }
      .page-gemwin-steps li::before {
        left: 50%;
        transform: translateX(-50%);
        top: -18px; /* Di chuyển lên trên */
        width: 40px;
        height: 40px;
        font-size: 1.3em;
      }
      .page-gemwin-steps h3 {
        margin-top: 25px; /* Tạo khoảng trống sau số bước */
      }
      .page-gemwin-floating-btn {
        width: calc(100% - 40px);
        bottom: 15px;
        font-size: 1.1em;
        padding: 12px 20px;
      }
    }

    @media (max-width: 480px) {
      .page-gemwin-hero {
        padding: 40px 15px 60px;
      }
      .page-gemwin-hero h1 {
        font-size: 1.8em;
      }
      .page-gemwin-btn {
        padding: 10px 20px;
        font-size: 1em;
      }
      .page-gemwin-title {
        font-size: 1.6em;
      }
      .page-gemwin-card {
        padding: 20px;
      }
      .page-gemwin-card h3 {
        font-size: 1.2em;
      }
      .page-gemwin-list li {
        padding: 12px 15px;
        font-size: 0.95em;
      }
    }