:root {
      --page-bet88-primary-color: #e44d26; /* Cam đậm */
      --page-bet88-secondary-color: #ff7f50; /* Cam san hô */
      --page-bet88-accent-color: #4CAF50; /* Xanh lá cây */
      --page-bet88-text-color: #333; /* Xám đậm */
      --page-bet88-light-text-color: #fff; /* Trắng */
      --page-bet88-background-light: #f5f5f5; /* Xám nhạt */
      --page-bet88-background-dark: #2c3e50; /* Xanh đen */
      --page-bet88-gradient-start: #e44d26;
      --page-bet88-gradient-end: #ff7f50;
    }

    .page-bet88 {
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      line-height: 1.6;
      color: var(--page-bet88-text-color);
      background-color: var(--page-bet88-background-light);
      padding-bottom: 80px; /* Để tránh nút nổi bị che */
    }

    .page-bet88-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
    }

    .page-bet88-section {
      padding: 40px 0;
      text-align: center;
    }

    .page-bet88-section.page-bet88-dark {
      background-color: var(--page-bet88-background-dark);
      color: var(--page-bet88-light-text-color);
    }

    .page-bet88-section h2 {
      font-size: 2.2em;
      margin-bottom: 25px;
      color: var(--page-bet88-primary-color);
      position: relative;
      padding-bottom: 10px;
    }

    .page-bet88-section.page-bet88-dark h2 {
      color: var(--page-bet88-light-text-color);
    }

    .page-bet88-section h2::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 60px;
      height: 3px;
      background-color: var(--page-bet88-secondary-color);
    }

    .page-bet88-section.page-bet88-dark h2::after {
      background-color: var(--page-bet88-accent-color);
    }

    .page-bet88-section p {
      font-size: 1.1em;
      margin-bottom: 20px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    /* Banner */
    .page-bet88-hero-banner {
      position: relative;
      width: 100%;
      overflow: hidden;
      margin-bottom: 20px;
      background: linear-gradient(135deg, var(--page-bet88-gradient-start), var(--page-bet88-gradient-end));
      padding-top: 56.25%; /* 16:9 Aspect Ratio */
    }

    .page-bet88-hero-banner img {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    .page-bet88-banner-content {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      color: var(--page-bet88-light-text-color);
      text-align: center;
      z-index: 10;
      width: 90%;
      max-width: 800px;
      background-color: rgba(0, 0, 0, 0.4);
      padding: 20px;
      border-radius: 10px;
    }

    .page-bet88-banner-content h1 {
      font-size: 2.5em;
      margin-bottom: 10px;
      line-height: 1.2;
      font-weight: bold;
      color: #FFF; /* Đảm bảo độ tương phản cao */
    }

    .page-bet88-banner-content p {
      font-size: 1.2em;
      margin-bottom: 20px;
      color: #EEE; /* Đảm bảo độ tương phản cao */
    }

    /* Floating Login/Register Button */
    .page-bet88-floating-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background: linear-gradient(45deg, var(--page-bet88-accent-color), #28a745);
      color: var(--page-bet88-light-text-color);
      padding: 15px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.2em;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
      transition: transform 0.3s ease, background 0.3s ease;
      z-index: 100;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .page-bet88-floating-button:hover {
      transform: translateY(-5px);
      background: linear-gradient(45deg, #28a745, var(--page-bet88-accent-color));
    }

    .page-bet88-floating-button .icon {
      font-size: 1.5em;
    }

    /* Game Categories */
    .page-bet88-game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      margin-top: 30px;
    }

    .page-bet88-game-card {
      background-color: var(--page-bet88-light-text-color);
      border-radius: 10px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
      padding: 20px;
      transition: transform 0.3s ease;
      display: flex;
      flex-direction: column;
      align-items: center;
      text-decoration: none;
      color: var(--page-bet88-text-color);
    }

    .page-bet88-game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 15px rgba(0, 0, 0, 0.15);
    }

    .page-bet88-game-card img {
      width: 80px;
      height: 80px;
      object-fit: contain;
      margin-bottom: 15px;
      border-radius: 8px;
    }

    .page-bet88-game-card h3 {
      font-size: 1.3em;
      color: var(--page-bet88-primary-color);
      margin-bottom: 5px;
      text-align: center;
    }

    .page-bet88-game-card p {
      font-size: 0.9em;
      color: #666;
      text-align: center;
      line-height: 1.4;
    }

    /* Features Section */
    .page-bet88-features-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 30px;
    }

    .page-bet88-feature-item {
      background-color: var(--page-bet88-light-text-color);
      border-radius: 10px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
      padding: 25px;
      text-align: left;
      transition: transform 0.3s ease;
    }

    .page-bet88-feature-item:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 15px rgba(0, 0, 0, 0.15);
    }

    .page-bet88-feature-item h3 {
      font-size: 1.5em;
      color: var(--page-bet88-primary-color);
      margin-bottom: 10px;
    }

    .page-bet88-feature-item p {
      font-size: 1em;
      color: #555;
    }

    .page-bet88-feature-item .icon {
      font-size: 2.5em;
      color: var(--page-bet88-secondary-color);
      margin-bottom: 15px;
    }

    /* Promotions Section */
    .page-bet88-promotions-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 30px;
    }

    .page-bet88-promo-card {
      background-color: var(--page-bet88-light-text-color);
      border-radius: 10px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
      overflow: hidden;
      text-align: left;
      transition: transform 0.3s ease;
      text-decoration: none;
      color: var(--page-bet88-text-color);
    }

    .page-bet88-promo-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 15px rgba(0, 0, 0, 0.15);
    }

    .page-bet88-promo-card img {
      width: 100%;
      height: 180px;
      object-fit: cover;
      display: block;
    }

    .page-bet88-promo-content {
      padding: 20px;
    }

    .page-bet88-promo-content h3 {
      font-size: 1.4em;
      color: var(--page-bet88-primary-color);
      margin-bottom: 10px;
    }

    .page-bet88-promo-content p {
      font-size: 0.95em;
      color: #666;
      margin-bottom: 15px;
    }

    .page-bet88-promo-button {
      display: inline-block;
      background-color: var(--page-bet88-accent-color);
      color: var(--page-bet88-light-text-color);
      padding: 10px 20px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
    }

    .page-bet88-promo-button:hover {
      background-color: #28a745;
    }

    /* Call to Action */
    .page-bet88-cta {
      background: linear-gradient(90deg, var(--page-bet88-primary-color), var(--page-bet88-secondary-color));
      color: var(--page-bet88-light-text-color);
      padding: 50px 20px;
      margin-top: 40px;
      border-radius: 10px;
    }

    .page-bet88-cta h2 {
      color: var(--page-bet88-light-text-color);
      margin-bottom: 20px;
    }

    .page-bet88-cta .page-bet88-button {
      background-color: var(--page-bet88-accent-color);
      color: var(--page-bet88-light-text-color);
      padding: 15px 30px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.2em;
      transition: background-color 0.3s ease;
    }

    .page-bet88-cta .page-bet88-button:hover {
      background-color: #28a745;
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-bet88-banner-content h1 {
        font-size: 1.8em;
      }

      .page-bet88-banner-content p {
        font-size: 1em;
      }

      .page-bet88-section h2 {
        font-size: 1.8em;
      }

      .page-bet88-floating-button {
        padding: 12px 20px;
        font-size: 1em;
        bottom: 15px;
        right: 15px;
      }

      .page-bet88-game-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      }

      .page-bet88-game-card img {
        width: 60px;
        height: 60px;
      }

      .page-bet88-game-card h3 {
        font-size: 1.1em;
      }

      .page-bet88-feature-item, .page-bet88-promo-card {
        padding: 20px;
      }
    }

    @media (max-width: 480px) {
      .page-bet88-banner-content h1 {
        font-size: 1.5em;
      }

      .page-bet88-banner-content p {
        font-size: 0.9em;
      }

      .page-bet88-floating-button {
        bottom: 10px;
        right: 10px;
        padding: 10px 15px;
        font-size: 0.9em;
      }

      .page-bet88-game-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }