:root {
      --page-jun888-primary-color: #e44d26; /* Cam đỏ */
      --page-jun888-secondary-color: #f7b731; /* Vàng cam */
      --page-jun888-text-color: #333;
      --page-jun888-bg-color: #f0f2f5;
      --page-jun888-light-bg: #ffffff;
      --page-jun888-dark-bg: #2c3e50; /* Xám đậm cho footer/header */
      --page-jun888-dark-text: #ffffff;
      --page-jun888-border-color: #ddd;
    }

    .page-jun888 {
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      color: var(--page-jun888-text-color);
      background-color: var(--page-jun888-bg-color);
      overflow-x: hidden;
    }

    /* Hero Section */
    .page-jun888__hero-section {
      text-align: center;
      padding: 10px 0 40px; /* Adjusted padding-top for fixed header */
      background: linear-gradient(135deg, var(--page-jun888-primary-color), var(--page-jun888-secondary-color));
      color: var(--page-jun888-dark-text);
      position: relative;
      overflow: hidden;
    }

    .page-jun888__hero-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      margin-bottom: 20px;
    }

    .page-jun888__hero-image {
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto;
      border-radius: 8px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    }

    .page-jun888__hero-content {
      padding: 0 15px;
      max-width: 900px;
      margin: 0 auto;
    }

    .page-jun888__hero-title {
      font-size: 2.5em;
      margin-bottom: 15px;
      color: var(--page-jun888-dark-text);
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    }

    .page-jun888__hero-description {
      font-size: 1.1em;
      margin-bottom: 30px;
      color: var(--page-jun888-dark-text);
    }

    .page-jun888__hero-button {
      display: inline-block;
      background-color: #4CAF50; /* Xanh lá */
      color: var(--page-jun888-dark-text);
      padding: 15px 30px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.2em;
      transition: background-color 0.3s ease, transform 0.2s ease;
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
    }

    .page-jun888__hero-button:hover {
      background-color: #45a049;
      transform: translateY(-3px);
    }

    /* Floating Login Button */
    .page-jun888__floating-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: var(--page-jun888-primary-color);
      color: var(--page-jun888-dark-text);
      padding: 12px 20px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
      z-index: 1000;
      display: flex;
      align-items: center;
      gap: 8px;
      transition: background-color 0.3s ease, transform 0.2s ease;
    }

    .page-jun888__floating-button:hover {
      background-color: var(--page-jun888-secondary-color);
      transform: scale(1.05);
    }

    .page-jun888__floating-button-icon {
      font-size: 1.4em;
    }

    /* General Section Styling */
    .page-jun888__section {
      padding: 40px 15px;
      background-color: var(--page-jun888-light-bg);
      margin-bottom: 20px;
      border-radius: 8px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-jun888__section-dark {
      background-color: var(--page-jun888-dark-bg);
      color: var(--page-jun888-dark-text);
    }

    .page-jun888__section-title {
      text-align: center;
      font-size: 2em;
      margin-bottom: 30px;
      color: var(--page-jun888-primary-color);
      position: relative;
    }

    .page-jun888__section-title::after {
      content: '';
      display: block;
      width: 60px;
      height: 4px;
      background-color: var(--page-jun888-secondary-color);
      margin: 10px auto 0;
      border-radius: 2px;
    }

    .page-jun888__section-dark .page-jun888__section-title {
      color: var(--page-jun888-secondary-color);
    }

    .page-jun888__section-dark .page-jun888__section-title::after {
      background-color: var(--page-jun888-primary-color);
    }

    .page-jun888__content-wrapper {
      max-width: 900px;
      margin: 0 auto;
      text-align: justify;
    }

    .page-jun888__text-center {
      text-align: center;
    }

    /* Game Categories */
    .page-jun888__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-jun888__game-card {
      background-color: var(--page-jun888-bg-color);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      height: 100%;
    }

    .page-jun888__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    }

    .page-jun888__game-card-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      height: 200px; /* Fixed height for consistency */
      display: flex;
      align-items: center;
      justify-content: center;
      background-color: #eee;
    }

    .page-jun888__game-card-image {
      max-width: 100%;
      height: auto;
      display: block;
      object-fit: cover; /* Ensures image covers the area without distortion */
      border-radius: 10px 10px 0 0;
    }

    .page-jun888__game-card-content {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-jun888__game-card-title {
      font-size: 1.3em;
      margin-bottom: 10px;
      color: var(--page-jun888-primary-color);
    }

    .page-jun888__game-card-description {
      font-size: 0.95em;
      color: var(--page-jun888-text-color);
      margin-bottom: 15px;
      flex-grow: 1;
    }

    .page-jun888__game-card-link {
      display: inline-block;
      background-color: var(--page-jun888-primary-color);
      color: var(--page-jun888-dark-text);
      padding: 10px 20px;
      border-radius: 30px;
      text-decoration: none;
      font-weight: bold;
      font-size: 0.9em;
      transition: background-color 0.3s ease;
    }

    .page-jun888__game-card-link:hover {
      background-color: var(--page-jun888-secondary-color);
    }

    /* Promotions Section */
    .page-jun888__promo-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-jun888__promo-card {
      background-color: var(--page-jun888-light-bg);
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
      padding: 25px;
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      border: 1px solid var(--page-jun888-border-color);
    }

    .page-jun888__promo-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
    }

    .page-jun888__promo-icon {
      font-size: 3em;
      color: var(--page-jun888-primary-color);
      margin-bottom: 15px;
    }

    .page-jun888__promo-title {
      font-size: 1.5em;
      color: var(--page-jun888-primary-color);
      margin-bottom: 10px;
    }

    .page-jun888__promo-description {
      font-size: 1em;
      color: var(--page-jun888-text-color);
      margin-bottom: 20px;
    }

    .page-jun888__promo-button {
      display: inline-block;
      background-color: var(--page-jun888-secondary-color);
      color: var(--page-jun888-dark-text);
      padding: 10px 25px;
      border-radius: 30px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
    }

    .page-jun888__promo-button:hover {
      background-color: var(--page-jun888-primary-color);
    }

    /* How-to/Steps Section */
    .page-jun888__steps-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 30px;
    }

    .page-jun888__step-item {
      text-align: center;
      padding: 25px;
      background-color: var(--page-jun888-light-bg);
      border-radius: 10px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
      border: 1px solid var(--page-jun888-border-color);
    }

    .page-jun888__step-number {
      display: inline-block;
      width: 50px;
      height: 50px;
      line-height: 50px;
      background-color: var(--page-jun888-primary-color);
      color: var(--page-jun888-dark-text);
      border-radius: 50%;
      font-size: 1.5em;
      font-weight: bold;
      margin-bottom: 15px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    }

    .page-jun888__step-title {
      font-size: 1.4em;
      color: var(--page-jun888-primary-color);
      margin-bottom: 10px;
    }

    .page-jun888__step-description {
      font-size: 1em;
      color: var(--page-jun888-text-color);
    }

    /* Download App Section */
    .page-jun888__download-content {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 30px;
    }

    .page-jun888__download-app-image-wrapper {
      width: 100%;
      max-width: 300px; /* Adjust max-width for app image */
      overflow: hidden;
      box-sizing: border-box;
      border-radius: 15px;
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
    }

    .page-jun888__download-app-image {
      max-width: 100%;
      height: auto;
      display: block;
    }

    .page-jun888__download-buttons {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 20px;
    }

    .page-jun888__download-button {
      display: inline-flex;
      align-items: center;
      background-color: var(--page-jun888-primary-color);
      color: var(--page-jun888-dark-text);
      padding: 12px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease, transform 0.2s ease;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
    }

    .page-jun888__download-button:hover {
      background-color: var(--page-jun888-secondary-color);
      transform: translateY(-2px);
    }

    .page-jun888__download-button svg {
      margin-right: 10px;
    }

    /* Why Choose Section */
    .page-jun888__feature-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-jun888__feature-card {
      background-color: var(--page-jun888-light-bg);
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
      padding: 25px;
      text-align: center;
      border: 1px solid var(--page-jun888-border-color);
    }

    .page-jun888__feature-icon {
      font-size: 3em;
      color: var(--page-jun888-primary-color);
      margin-bottom: 15px;
    }

    .page-jun888__feature-title {
      font-size: 1.5em;
      color: var(--page-jun888-primary-color);
      margin-bottom: 10px;
    }

    .page-jun888__feature-description {
      font-size: 1em;
      color: var(--page-jun888-text-color);
    }

    /* FAQ Section */
    .page-jun888__faq-section {
      padding: 40px 15px;
      background-color: var(--page-jun888-light-bg);
      margin-bottom: 20px;
      border-radius: 8px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
      max-width: 900px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-jun888__faq-item {
      margin-bottom: 15px;
      border: 1px solid var(--page-jun888-border-color);
      border-radius: 8px;
      overflow: hidden;
      background-color: #fff;
    }

    .page-jun888__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      background-color: #f9f9f9;
      cursor: pointer;
      user-select: none;
      font-weight: bold;
      color: var(--page-jun888-text-color);
      transition: background-color 0.3s ease;
    }

    .page-jun888__faq-question:hover {
      background-color: #f0f0f0;
    }

    .page-jun888__faq-question h3 {
      margin: 0;
      font-size: 1.1em;
      flex-grow: 1;
      text-align: left;
      color: var(--page-jun888-primary-color);
      pointer-events: none; /* Prevent h3 from blocking click on parent */
    }

    .page-jun888__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      margin-left: 15px;
      color: var(--page-jun888-secondary-color);
      pointer-events: none; /* Prevent toggle from blocking click on parent */
      transition: transform 0.3s ease;
    }

    .page-jun888__faq-item.active .page-jun888__faq-toggle {
      transform: rotate(45deg); /* Change + to X-like or simply - */
    }
    .page-jun888__faq-item.active .page-jun888__faq-toggle::before {
      content: '−'; /* Change + to - when active */
    }
    .page-jun888__faq-item:not(.active) .page-jun888__faq-toggle::before {
      content: '+'; /* Keep + when not active */
    }

    .page-jun888__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 15px;
      background-color: #fff;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
      color: var(--page-jun888-text-color);
    }

    .page-jun888__faq-item.active .page-jun888__faq-answer {
      max-height: 2000px !important; /* Sufficiently large to contain content */
      padding: 20px 15px !important;
      opacity: 1;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-jun888__hero-section {
        padding-top: 10px; /* Mobile padding for fixed header */
        padding-bottom: 30px;
      }

      .page-jun888__hero-title {
        font-size: 1.8em;
      }

      .page-jun888__hero-description {
        font-size: 1em;
      }

      .page-jun888__hero-button {
        padding: 12px 25px;
        font-size: 1em;
      }

      .page-jun888__section-title {
        font-size: 1.6em;
      }

      .page-jun888__game-grid,
      .page-jun888__promo-grid,
      .page-jun888__steps-grid,
      .page-jun888__feature-grid {
        grid-template-columns: 1fr;
      }

      .page-jun888__floating-button {
        bottom: 15px;
        right: 15px;
        padding: 10px 15px;
        font-size: 0.95em;
      }

      .page-jun888__floating-button-icon {
        font-size: 1.2em;
      }

      .page-jun888__download-buttons {
        flex-direction: column;
        gap: 15px;
      }

      .page-jun888__download-button {
        width: 80%;
        max-width: 300px;
        justify-content: center;
        font-size: 1em;
      }

      .page-jun888__faq-question {
        padding: 12px 15px;
      }

      .page-jun888__faq-question h3 {
        font-size: 1em;
      }

      .page-jun888__faq-answer {
        padding: 0 10px;
      }

      .page-jun888__faq-item.active .page-jun888__faq-answer {
        padding: 15px 10px !important;
      }

      /* Image responsive optimization for mobile */
      .page-jun888__hero-image,
      .page-jun888__game-card-image,
      .page-jun888__download-app-image {
        max-width: 100% !important;
        height: auto !important;
      }
      .page-jun888__hero-image-wrapper,
      .page-jun888__game-card-image-wrapper,
      .page-jun888__download-app-image-wrapper {
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
      }
    }