:root {
      --page-789club-primary-color: #f7b32b; /* Vàng cam */
      --page-789club-secondary-color: #1a202c; /* Xám đậm */
      --page-789club-text-color: #ffffff; /* Trắng */
      --page-789club-accent-color: #e53e3e; /* Đỏ */
      --page-789club-background-dark: #0a0e14; /* Nền rất tối */
      --page-789club-background-light: #1c2331; /* Nền hơi sáng hơn */
    }

    .page-789club {
      font-family: 'Arial', sans-serif;
      background-color: var(--page-789club-background-dark);
      color: var(--page-789club-text-color);
      line-height: 1.6;
      padding-bottom: 80px; /* Dành chỗ cho nút nổi */
    }

    .page-789club-banner {
      width: 100%;
      max-width: 100vw;
      overflow: hidden;
      position: relative;
      margin-bottom: 20px;
    }

    .page-789club-banner img {
      width: 100%;
      height: auto;
      display: block;
      object-fit: cover;
      max-height: 300px; /* Giới hạn chiều cao banner trên di động */
    }

    .page-789club-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
    }

    .page-789club-section {
      background-color: var(--page-789club-background-light);
      border-radius: 10px;
      padding: 25px;
      margin-bottom: 20px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    }

    .page-789club-section h1,
    .page-789club-section h2,
    .page-789club-section h3 {
      color: var(--page-789club-primary-color);
      margin-bottom: 15px;
      text-align: center;
      font-weight: bold;
    }

    .page-789club-section h1 {
      font-size: 2.2em;
      text-transform: uppercase;
    }

    .page-789club-section h2 {
      font-size: 1.8em;
      border-bottom: 2px solid var(--page-789club-primary-color);
      padding-bottom: 10px;
      margin-top: 25px;
      margin-bottom: 20px;
    }

    .page-789club-section h3 {
      font-size: 1.4em;
      color: var(--page-789club-text-color);
    }

    .page-789club-text {
      font-size: 1em;
      margin-bottom: 15px;
      color: var(--page-789club-text-color);
    }

    .page-789club-highlight {
      color: var(--page-789club-primary-color);
      font-weight: bold;
    }

    .page-789club-button {
      display: block;
      width: fit-content;
      margin: 20px auto;
      padding: 12px 25px;
      background-color: var(--page-789club-accent-color);
      color: var(--page-789club-text-color);
      text-align: center;
      text-decoration: none;
      border-radius: 30px;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease, transform 0.2s ease;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.4);
    }

    .page-789club-button:hover {
      background-color: #ff4d4d;
      transform: translateY(-2px);
    }

    .page-789club-floating-button {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      background-color: var(--page-789club-primary-color);
      color: var(--page-789club-secondary-color);
      padding: 15px 30px;
      border-radius: 30px;
      font-weight: bold;
      font-size: 1.2em;
      text-align: center;
      text-decoration: none;
      box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
      z-index: 1000;
      animation: page-789club-pulse 1.5s infinite;
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .page-789club-floating-button:hover {
      background-color: #ffd700;
      animation: none;
    }

    @keyframes page-789club-pulse {
      0% { transform: translateX(-50%) scale(1); box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5); }
      50% { transform: translateX(-50%) scale(1.03); box-shadow: 0 8px 25px rgba(0, 0, 0, 0.7); }
      100% { transform: translateX(-50%) scale(1); box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5); }
    }

    .page-789club-game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 15px;
      margin-top: 20px;
    }

    .page-789club-game-card {
      background-color: var(--page-789club-background-dark);
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
      text-align: center;
      transition: transform 0.2s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-789club-game-card:hover {
      transform: translateY(-5px);
    }

    .page-789club-game-card img {
      width: 100%;
      height: 120px;
      object-fit: cover;
      display: block;
    }

    .page-789club-game-card h3 {
      font-size: 1.1em;
      padding: 10px;
      color: var(--page-789club-primary-color);
      margin: 0;
    }

    .page-789club-game-card a {
      text-decoration: none;
      color: inherit;
    }

    .page-789club-list {
      list-style: none;
      padding: 0;
      margin-left: 20px;
    }

    .page-789club-list li {
      margin-bottom: 10px;
      position: relative;
      padding-left: 25px;
    }

    .page-789club-list li::before {
      content: '⚡';
      position: absolute;
      left: 0;
      color: var(--page-789club-primary-color);
      font-size: 1.2em;
      top: -2px;
    }

    .page-789club-provider-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
      gap: 10px;
      margin-top: 20px;
      text-align: center;
    }

    .page-789club-provider-logo {
      background-color: var(--page-789club-background-dark);
      border-radius: 5px;
      padding: 10px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
      transition: transform 0.2s ease;
      display: flex;
      justify-content: center;
      align-items: center;
      height: 60px;
    }

    .page-789club-provider-logo:hover {
      transform: translateY(-3px);
    }

    .page-789club-provider-logo img {
      max-width: 80%;
      max-height: 40px;
      object-fit: contain;
    }

    .page-789club-faq-item {
      margin-bottom: 15px;
      border-bottom: 1px solid var(--page-789club-background-dark);
      padding-bottom: 10px;
    }

    .page-789club-faq-question {
      font-weight: bold;
      color: var(--page-789club-primary-color);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .page-789club-faq-answer {
      margin-top: 10px;
      padding-left: 15px;
      display: none;
      color: var(--page-789club-text-color);
    }

    .page-789club-faq-question span {
      transition: transform 0.3s ease;
    }
    .page-789club-faq-question.active span {
      transform: rotate(90deg);
    }

    /* Responsive adjustments */
    @media (min-width: 768px) {
      .page-789club-section {
        padding: 40px;
      }
      .page-789club-section h1 {
        font-size: 2.8em;
      }
      .page-789club-section h2 {
        font-size: 2.2em;
      }
      .page-789club-game-grid {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
      }
      .page-789club-game-card img {
        height: 150px;
      }
      .page-789club-floating-button {
        padding: 18px 40px;
        font-size: 1.3em;
      }
    }