/* CSS cho trang Hello88 */
    .page-hello88 {
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      color: #333;
      line-height: 1.6;
      background-color: #f8f9fa;
      padding-bottom: 80px; /* Đảm bảo không bị nút nổi che */
    }

    .page-hello88__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
    }

    /* Hero Section */
    .page-hello88__hero-section {
      position: relative;
      width: 100%;
      min-height: 350px;
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      color: #fff;
      overflow: hidden;
      padding-top: 10px; /* Để tránh bị thanh điều hướng cố định che */
      background: linear-gradient(135deg, #0a1931, #182d50);
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    }

    .page-hello88__hero-background {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      z-index: 0;
      opacity: 0.4;
    }

    .page-hello88__hero-content {
      position: relative;
      z-index: 1;
      max-width: 800px;
      padding: 20px;
      background-color: rgba(0, 0, 0, 0.5);
      border-radius: 10px;
    }

    .page-hello88__hero-title {
      font-size: 2.8em;
      margin-bottom: 15px;
      font-weight: bold;
      color: #ffcc00; /* Màu vàng nổi bật */
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-hello88__hero-subtitle {
      font-size: 1.3em;
      margin-bottom: 25px;
      color: #e0e0e0;
    }

    .page-hello88__cta-button {
      display: inline-block;
      background-color: #ff4500; /* Màu cam đỏ */
      color: #fff;
      padding: 15px 30px;
      border-radius: 50px;
      text-decoration: none;
      font-size: 1.1em;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
      cursor: pointer;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    }

    .page-hello88__cta-button:hover {
      background-color: #e63900;
      transform: translateY(-2px);
    }

    /* Section chung */
    .page-hello88__section {
      padding: 40px 0;
      background-color: #fff;
      margin-bottom: 20px;
      border-radius: 8px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    }

    .page-hello88__section:nth-of-type(even) {
      background-color: #f1f3f5;
    }

    .page-hello88__section-title {
      font-size: 2.2em;
      color: #0a1931;
      text-align: center;
      margin-bottom: 30px;
      position: relative;
      padding-bottom: 10px;
    }

    .page-hello88__section-title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 4px;
      background-color: #ffcc00;
      border-radius: 2px;
    }

    .page-hello88__text-block {
      text-align: center;
      margin-bottom: 30px;
      font-size: 1.1em;
      color: #555;
    }

    /* Game Categories */
    .page-hello88__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      padding: 20px 0;
    }

    .page-hello88__game-card {
      background-color: #fff;
      border-radius: 10px;
      box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
      overflow: hidden;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: center;
      padding-bottom: 20px;
      border: 1px solid #eee;
    }

    .page-hello88__game-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    }

    .page-hello88__game-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
      max-width: 100%;
      box-sizing: border-box;
    }

    .page-hello88__game-title {
      font-size: 1.5em;
      color: #0a1931;
      margin: 20px 15px 10px;
    }

    .page-hello88__game-description {
      font-size: 0.95em;
      color: #666;
      padding: 0 15px;
    }

    /* Promotions */
    .page-hello88__promo-list {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 20px;
      padding: 20px 0;
    }

    .page-hello88__promo-item {
      background-color: #fff;
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      padding: 25px;
      text-align: center;
      flex: 1 1 300px;
      max-width: 350px;
      transition: transform 0.3s ease;
      border: 1px solid #eee;
    }

    .page-hello88__promo-item:hover {
      transform: translateY(-5px);
    }

    .page-hello88__promo-icon {
      width: 80px;
      height: 80px;
      margin-bottom: 15px;
      max-width: 100%;
      height: auto;
      object-fit: contain;
    }

    .page-hello88__promo-title {
      font-size: 1.6em;
      color: #ff4500;
      margin-bottom: 10px;
    }

    .page-hello88__promo-text {
      font-size: 1em;
      color: #555;
    }

    /* Floating Login Button */
    .page-hello88__floating-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: #007bff; /* Màu xanh dương */
      color: #fff;
      padding: 15px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-size: 1.1em;
      font-weight: bold;
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
      z-index: 1000;
      transition: background-color 0.3s ease, transform 0.2s ease;
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      cursor: pointer;
      border: none;
    }

    .page-hello88__floating-button:hover {
      background-color: #0056b3;
      transform: translateY(-3px);
    }

    /* FAQ Section */
    .page-hello88__faq-list {
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .page-hello88__faq-item {
      background-color: #fff;
      border: 1px solid #ddd;
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    }

    .page-hello88__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 18px 20px;
      background-color: #f0f0f0;
      cursor: pointer;
      font-size: 1.1em;
      font-weight: bold;
      color: #333;
      transition: background-color 0.3s ease;
      user-select: none;
    }

    .page-hello88__faq-question h3 {
      margin: 0;
      font-size: 1.1em;
      color: #333;
      pointer-events: none; /* Ngăn chặn h3 chặn sự kiện click */
      flex-grow: 1;
    }

    .page-hello88__faq-question:hover {
      background-color: #e0e0e0;
    }

    .page-hello88__faq-toggle {
      font-size: 1.5em;
      margin-left: 15px;
      transition: transform 0.3s ease;
      pointer-events: none; /* Ngăn chặn toggle icon chặn sự kiện click */
      color: #ff4500;
    }

    .page-hello88__faq-item.active .page-hello88__faq-toggle {
      transform: rotate(45deg); /* Chuyển dấu '+' thành 'x' hoặc '-' */
    }

    .page-hello88__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 20px;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
      background-color: #fdfdfd;
      color: #555;
    }

    .page-hello88__faq-item.active .page-hello88__faq-answer {
      max-height: 2000px !important; /* Đủ lớn để chứa mọi nội dung */
      padding: 20px !important;
      opacity: 1;
    }

    .page-hello88__faq-answer p {
      margin: 0 0 10px 0;
    }
    .page-hello88__faq-answer p:last-child {
      margin-bottom: 0;
    }

    /* Responsive */
    @media (max-width: 768px) {
      .page-hello88__hero-title {
        font-size: 2em;
      }

      .page-hello88__hero-subtitle {
        font-size: 1em;
      }

      .page-hello88__cta-button {
        padding: 12px 25px;
        font-size: 1em;
      }

      .page-hello88__section-title {
        font-size: 1.8em;
      }

      .page-hello88__game-grid {
        grid-template-columns: 1fr;
      }

      .page-hello88__promo-list {
        flex-direction: column;
        align-items: center;
      }

      .page-hello88__promo-item {
        max-width: 100%;
        flex: 1 1 auto;
      }

      .page-hello88__floating-button {
        bottom: 15px;
        right: 15px;
        padding: 12px 20px;
        font-size: 0.95em;
      }

      /* Responsive cho hình ảnh */
      .page-hello88__hero-background,
      .page-hello88__game-image,
      .page-hello88__promo-icon {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
        overflow: hidden !important;
      }
      .page-hello88__game-card,
      .page-hello88__promo-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding-left: 10px !important;
        padding-right: 10px !important;
      }
      .page-hello88__game-description,
      .page-hello88__promo-text,
      .page-hello88__text-block p,
      .page-hello88__faq-answer p {
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }
      .page-hello88__faq-question,
      .page-hello88__faq-answer {
        padding-left: 15px !important;
        padding-right: 15px !important;
      }
      .page-hello88__faq-answer {
        padding-top: 15px !important;
        padding-bottom: 15px !important;
      }
    }

    @media (max-width: 480px) {
      .page-hello88__hero-title {
        font-size: 1.8em;
      }
      .page-hello88__hero-subtitle {
        font-size: 0.9em;
      }
      .page-hello88__section-title {
        font-size: 1.6em;
      }
      .page-hello88__faq-question h3 {
        font-size: 1em;
      }
      .page-hello88__faq-toggle {
        font-size: 1.3em;
      }
    }