/* Tổng quan */
    .page-ww88 {
      font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
      color: #333;
      line-height: 1.6;
      background-color: #f4f7f6;
      padding-bottom: 80px; /* Để chừa chỗ cho nút nổi */
      position: relative;
    }

    /* Tiêu đề chính */
    .page-ww88-hero {
      text-align: center;
      padding: 20px 0;
      background: linear-gradient(135deg, #0056b3, #007bff);
      color: #fff;
      position: relative;
      overflow: hidden;
      border-bottom-left-radius: 20px;
      border-bottom-right-radius: 20px;
    }

    .page-ww88-hero-banner {
      width: 100%;
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto 15px auto;
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    }

    .page-ww88-hero h1 {
      font-size: 2.2em;
      margin-bottom: 10px;
      color: #ffe0b2;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.4);
      padding: 0 15px;
    }

    .page-ww88-hero p {
      font-size: 1.1em;
      margin-bottom: 20px;
      color: #e3f2fd;
      padding: 0 15px;
    }

    /* Nút đăng nhập nổi */
    .page-ww88-floating-btn {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      z-index: 1000;
      background: linear-gradient(45deg, #ff6b6b, #ee4c4c);
      color: #fff;
      padding: 15px 30px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.2em;
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
      transition: all 0.3s ease;
      animation: pulse 1.5s infinite;
      white-space: nowrap;
      text-align: center;
      border: none;
      cursor: pointer;
    }

    .page-ww88-floating-btn:hover {
      background: linear-gradient(45deg, #ee4c4c, #ff6b6b);
      transform: translateX(-50%) scale(1.05);
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
    }

    @keyframes pulse {
      0% { transform: translateX(-50%) scale(1); }
      50% { transform: translateX(-50%) scale(1.03); }
      100% { transform: translateX(-50%) scale(1); }
    }

    /* Các phần nội dung */
    .page-ww88-section {
      padding: 30px 20px;
      margin: 20px auto;
      background-color: #fff;
      border-radius: 12px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
      max-width: 900px;
      box-sizing: border-box;
    }

    .page-ww88-section h2 {
      font-size: 1.8em;
      color: #0056b3;
      margin-bottom: 20px;
      text-align: center;
      position: relative;
      padding-bottom: 10px;
    }

    .page-ww88-section h2::after {
      content: '';
      position: absolute;
      left: 50%;
      transform: translateX(-50%);
      bottom: 0;
      width: 60px;
      height: 3px;
      background-color: #ff6b6b;
      border-radius: 2px;
    }

    .page-ww88-section p {
      margin-bottom: 15px;
      color: #555;
    }

    /* Lưới sản phẩm/trò chơi */
    .page-ww88-game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      margin-top: 25px;
    }

    .page-ww88-game-card {
      background-color: #f9f9f9;
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
      text-align: center;
      transition: transform 0.2s ease, box-shadow 0.2s ease;
      text-decoration: none;
      color: #333;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-ww88-game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 15px rgba(0, 0, 0, 0.15);
    }

    .page-ww88-game-card img {
      width: 100%;
      height: 120px;
      object-fit: cover;
      border-bottom: 1px solid #eee;
    }

    .page-ww88-game-card h3 {
      font-size: 1.1em;
      margin: 10px 0;
      color: #0056b3;
      padding: 0 10px;
    }

    .page-ww88-game-card p {
      font-size: 0.9em;
      color: #666;
      padding: 0 10px 10px;
      margin: 0;
    }

    /* Danh sách tính năng */
    .page-ww88-features-list {
      list-style: none;
      padding: 0;
      margin: 0;
      display: grid;
      grid-template-columns: 1fr;
      gap: 15px;
    }

    .page-ww88-features-list li {
      background-color: #e3f2fd;
      padding: 15px;
      border-left: 5px solid #007bff;
      border-radius: 8px;
      box-shadow: 0 1px 5px rgba(0, 0, 0, 0.05);
      font-size: 1em;
      color: #222;
      display: flex;
      align-items: center;
    }

    .page-ww88-features-list li strong {
      color: #0056b3;
      margin-right: 8px;
    }

    /* Các nhà cung cấp */
    .page-ww88-providers-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
      gap: 15px;
      margin-top: 20px;
      text-align: center;
    }

    .page-ww88-provider-item {
      padding: 10px;
      background-color: #f0f0f0;
      border-radius: 8px;
      box-shadow: 0 1px 4px rgba(0, 0, 0, 0.05);
      font-size: 0.9em;
      color: #444;
      font-weight: bold;
    }

    /* Phương thức thanh toán */
    .page-ww88-payment-grid {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 15px;
      margin-top: 20px;
    }

    .page-ww88-payment-item {
      background-color: #e8f5e9;
      padding: 10px 15px;
      border-radius: 25px;
      font-size: 0.9em;
      color: #2e7d32;
      border: 1px solid #a5d6a7;
      font-weight: bold;
    }

    /* Responsive adjustments */
    @media (min-width: 600px) {
      .page-ww88-game-grid {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
      }
      .page-ww88-features-list {
        grid-template-columns: repeat(2, 1fr);
      }
      .page-ww88-hero h1 {
        font-size: 2.8em;
      }
      .page-ww88-hero p {
        font-size: 1.2em;
      }
    }

    @media (min-width: 900px) {
      .page-ww88-section {
        padding: 40px;
      }
      .page-ww88-game-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      }
      .page-ww88-features-list {
        grid-template-columns: repeat(3, 1fr);
      }
      .page-ww88-hero h1 {
        font-size: 3.5em;
      }
      .page-ww88-hero p {
        font-size: 1.3em;
      }
    }