:root {
      --page-bj88-primary-color: #e44d26; /* Cam đỏ */
      --page-bj88-secondary-color: #333; /* Xám đậm */
      --page-bj88-accent-color: #f7b731; /* Vàng cam */
      --page-bj88-text-color: #333; /* Màu chữ chính */
      --page-bj88-light-text-color: #666; /* Màu chữ phụ */
      --page-bj88-white-color: #ffffff;
      --page-bj88-bg-light: #f5f5f5;
      --page-bj88-bg-dark: #2c3e50; /* Xanh đậm */
      --page-bj88-border-color: #ddd;
      --page-bj88-border-radius: 8px;
      --page-bj88-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    }

    .page-bj88 {
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      color: var(--page-bj88-text-color);
      background-color: var(--page-bj88-bg-light);
    }

    .page-bj88__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px 15px;
    }

    .page-bj88__hero-section {
      background-color: var(--page-bj88-bg-dark);
      color: var(--page-bj88-white-color);
      text-align: center;
      padding: 10px 0 40px 0; /* Adjusted padding-top for fixed header */
      position: relative;
      overflow: hidden;
    }

    .page-bj88__hero-content {
      position: relative;
      z-index: 2;
      padding: 20px 15px;
    }

    .page-bj88__hero-title {
      font-size: 2.8em;
      margin-bottom: 15px;
      color: var(--page-bj88-accent-color);
      line-height: 1.2;
    }

    .page-bj88__hero-description {
      font-size: 1.2em;
      margin-bottom: 30px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
      color: var(--page-bj88-white-color);
    }

    .page-bj88__hero-link {
      color: var(--page-bj88-accent-color);
      text-decoration: underline;
      font-weight: bold;
    }

    .page-bj88__hero-image-wrapper {
        text-align: center;
        margin-bottom: 30px;
        max-width: 100%;
        overflow: hidden;
        box-sizing: border-box;
    }

    .page-bj88__hero-image {
        max-width: 100%;
        height: auto;
        border-radius: var(--page-bj88-border-radius);
        box-shadow: var(--page-bj88-shadow);
        display: block;
        margin: 0 auto;
        object-fit: contain; /* Ensure image maintains aspect ratio and is fully visible */
    }

    .page-bj88__hero-cta-button,
    .page-bj88__cta-button {
      display: inline-block;
      background-color: var(--page-bj88-primary-color);
      color: var(--page-bj88-white-color);
      padding: 15px 30px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease, transform 0.3s ease;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    }

    .page-bj88__hero-cta-button:hover,
    .page-bj88__cta-button:hover {
      background-color: #c0392b; /* Darker red */
      transform: translateY(-2px);
    }

    .page-bj88__floating-login {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      z-index: 1000;
      width: 90%;
      max-width: 350px;
      text-align: center;
    }

    .page-bj88__floating-login-button {
      display: block;
      background-color: var(--page-bj88-accent-color);
      color: var(--page-bj88-bg-dark);
      padding: 15px 20px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease, transform 0.3s ease;
      box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
      white-space: nowrap; /* Prevent text wrapping */
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .page-bj88__floating-login-button:hover {
      background-color: #f0a500; /* Darker yellow */
      transform: translateY(-3px);
    }

    .page-bj88__section-title {
      font-size: 2em;
      color: var(--page-bj88-primary-color);
      text-align: center;
      margin-bottom: 30px;
      position: relative;
      padding-bottom: 10px;
    }

    .page-bj88__section-title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 4px;
      background-color: var(--page-bj88-accent-color);
      border-radius: 2px;
    }

    .page-bj88__intro-section,
    .page-bj88__login-guide-section,
    .page-bj88__promotion-section,
    .page-bj88__games-section,
    .page-bj88__providers-section,
    .page-bj88__faq-section,
    .page-bj88__conclusion-section {
      padding: 40px 0;
      background-color: var(--page-bj88-white-color);
      margin-bottom: 20px;
      border-radius: var(--page-bj88-border-radius);
      box-shadow: var(--page-bj88-shadow);
    }

    .page-bj88__intro-section p,
    .page-bj88__promotion-section p,
    .page-bj88__login-guide-section p,
    .page-bj88__conclusion-section p {
      text-align: center;
      margin-bottom: 20px;
      font-size: 1.1em;
      max-width: 900px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-bj88__intro-section a,
    .page-bj88__promotion-section a,
    .page-bj88__login-guide-section a,
    .page-bj88__conclusion-section a,
    .page-bj88__faq-answer a {
      color: var(--page-bj88-primary-color);
      text-decoration: none;
      font-weight: bold;
      transition: color 0.3s ease;
    }

    .page-bj88__intro-section a:hover,
    .page-bj88__promotion-section a:hover,
    .page-bj88__login-guide-section a:hover,
    .page-bj88__conclusion-section a:hover,
    .page-bj88__faq-answer a:hover {
      color: var(--page-bj88-accent-color);
    }

    .page-bj88__steps-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 30px;
      text-align: center;
    }

    .page-bj88__step-item {
      background-color: var(--page-bj88-bg-light);
      padding: 30px;
      border-radius: var(--page-bj88-border-radius);
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
      transition: transform 0.3s ease;
    }

    .page-bj88__step-item:hover {
      transform: translateY(-5px);
    }

    .page-bj88__step-icon {
      width: 80px;
      height: 80px;
      margin-bottom: 20px;
      object-fit: contain;
      max-width: 100%;
      height: auto;
    }

    .page-bj88__step-title {
      font-size: 1.4em;
      color: var(--page-bj88-secondary-color);
      margin-bottom: 10px;
    }

    .page-bj88__step-item p {
      font-size: 1em;
      color: var(--page-bj88-light-text-color);
    }

    .page-bj88__note {
      font-style: italic;
      color: var(--page-bj88-primary-color);
      margin-top: 30px;
    }

    .page-bj88__promo-list {
      list-style: none;
      padding: 0;
      max-width: 800px;
      margin: 30px auto;
      text-align: left;
    }

    .page-bj88__promo-list li {
      background-color: var(--page-bj88-bg-light);
      margin-bottom: 15px;
      padding: 15px 20px;
      border-left: 5px solid var(--page-bj88-accent-color);
      border-radius: var(--page-bj88-border-radius);
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
      font-size: 1.1em;
    }

    .page-bj88__promo-list strong {
      color: var(--page-bj88-primary-color);
    }

    .page-bj88__games-section {
      background-color: var(--page-bj88-bg-dark);
      color: var(--page-bj88-white-color);
    }

    .page-bj88__games-section .page-bj88__section-title {
      color: var(--page-bj88-accent-color);
    }

    .page-bj88__games-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-bj88__game-card {
      background-color: rgba(255, 255, 255, 0.1);
      border-radius: var(--page-bj88-border-radius);
      overflow: hidden;
      text-align: center;
      text-decoration: none;
      color: var(--page-bj88-white-color);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      box-shadow: var(--page-bj88-shadow);
      display: flex;
      flex-direction: column;
    }

    .page-bj88__game-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    }

    .page-bj88__game-image {
      width: 100%;
      height: 180px; /* Fixed height for consistency */
      object-fit: cover;
      display: block;
      max-width: 100%;
      height: auto;
    }

    .page-bj88__game-title {
      font-size: 1.3em;
      margin: 15px 10px 5px 10px;
      color: var(--page-bj88-accent-color);
    }

    .page-bj88__game-card p {
      font-size: 0.95em;
      color: rgba(255, 255, 255, 0.8);
      padding: 0 10px 15px 10px;
      flex-grow: 1;
    }

    .page-bj88__providers-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      gap: 20px;
      margin-top: 30px;
      justify-items: center;
    }

    .page-bj88__provider-item {
      text-align: center;
      background-color: var(--page-bj88-bg-light);
      padding: 15px;
      border-radius: var(--page-bj88-border-radius);
      box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
      transition: transform 0.3s ease;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 150px; /* Ensure a minimum height for all provider items */
      width: 100%;
      max-width: 180px; /* Limit max width for a cleaner grid */
    }

    .page-bj88__provider-item:hover {
      transform: translateY(-5px);
    }

    .page-bj88__provider-logo {
      width: 100px; /* Fixed width for logos */
      height: 100px; /* Fixed height for logos */
      object-fit: contain;
      margin-bottom: 10px;
      max-width: 100%;
      height: auto;
    }

    .page-bj88__provider-name {
      font-size: 0.9em;
      font-weight: bold;
      color: var(--page-bj88-secondary-color);
    }

    .page-bj88__faq-list {
      margin-top: 30px;
      max-width: 900px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-bj88__faq-item {
      background-color: var(--page-bj88-bg-light);
      border-radius: var(--page-bj88-border-radius);
      margin-bottom: 15px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
      overflow: hidden;
    }

    .page-bj88__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      cursor: pointer;
      background-color: var(--page-bj88-white-color);
      border-bottom: 1px solid var(--page-bj88-border-color);
      user-select: none;
      transition: background-color 0.3s ease;
    }

    .page-bj88__faq-question:hover {
      background-color: #f0f0f0;
    }

    .page-bj88__faq-title {
      font-size: 1.2em;
      color: var(--page-bj88-secondary-color);
      margin: 0;
      pointer-events: none; /* Prevent text from blocking click event */
    }

    .page-bj88__faq-toggle {
      font-size: 1.5em;
      font-weight: bold;
      color: var(--page-bj88-primary-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent icon from blocking click event */
    }

    .page-bj88__faq-item.active .page-bj88__faq-toggle {
      transform: rotate(45deg); /* Change + to X or similar effect */
      content: "−"; /* Visually change */
    }

    .page-bj88__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 20px;
      opacity: 0;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      color: var(--page-bj88-light-text-color);
      font-size: 1em;
    }

    .page-bj88__faq-item.active .page-bj88__faq-answer {
      max-height: 2000px !important; /* Sufficiently large to contain content */
      padding: 20px !important;
      opacity: 1;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-bj88__hero-section {
        padding-top: 10px; /* Adjust padding-top for mobile fixed header */
      }

      .page-bj88__hero-title {
        font-size: 2em;
      }

      .page-bj88__hero-description {
        font-size: 1em;
      }

      .page-bj88__hero-cta-button,
      .page-bj88__cta-button {
        padding: 12px 25px;
        font-size: 1em;
      }

      .page-bj88__floating-login-button {
        padding: 12px 15px;
        font-size: 1em;
      }

      .page-bj88__section-title {
        font-size: 1.8em;
      }

      .page-bj88__intro-section p,
      .page-bj88__promotion-section p,
      .page-bj88__login-guide-section p,
      .page-bj88__conclusion-section p {
        font-size: 1em;
      }

      .page-bj88__steps-grid {
        grid-template-columns: 1fr;
      }

      .page-bj88__promo-list li {
        font-size: 1em;
      }

      .page-bj88__games-grid {
        grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
        gap: 15px;
      }

      .page-bj88__game-image {
        height: 120px;
      }

      .page-bj88__game-title {
        font-size: 1.1em;
      }

      .page-bj88__game-card p {
        font-size: 0.85em;
      }

      .page-bj88__providers-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
      }

      .page-bj88__provider-logo {
        width: 80px;
        height: 80px;
      }

      .page-bj88__provider-name {
        font-size: 0.8em;
      }

      .page-bj88__faq-title {
        font-size: 1em;
      }

      .page-bj88__faq-question {
        padding: 12px 15px;
      }

      .page-bj88__faq-answer {
        padding: 15px !important; /* Apply !important for mobile */
      }

      .page-bj88__hero-image,
      .page-bj88__game-image,
      .page-bj88__provider-logo,
      .page-bj88__step-icon {
        max-width: 100% !important;
        height: auto !important;
      }
    }