:root {
      --page-5-xyz-primary-color: #e63946; /* Đỏ rực rỡ */
      --page-5-xyz-secondary-color: #f1faee; /* Trắng ngà */
      --page-5-xyz-dark-color: #1d3557; /* Xanh đậm */
      --page-5-xyz-accent-color: #457b9d; /* Xanh dương */
      --page-5-xyz-text-color: #333;
      --page-5-xyz-light-text-color: #f1faee;
      --page-5-xyz-button-hover-color: #c0303c;
      --page-5-xyz-border-radius: 8px;
      --page-5-xyz-spacing-small: 10px;
      --page-5-xyz-spacing-medium: 20px;
      --page-5-xyz-spacing-large: 40px;
    }

    .page-5-xyz {
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      color: var(--page-5-xyz-text-color);
      background-color: var(--page-5-xyz-secondary-color);
      overflow-x: hidden;
    }

    .page-5-xyz__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 var(--page-5-xyz-spacing-medium);
      box-sizing: border-box;
    }

    /* Hero Section */
    .page-5-xyz__hero-section {
      background: linear-gradient(135deg, var(--page-5-xyz-dark-color) 0%, var(--page-5-xyz-accent-color) 100%);
      color: var(--page-5-xyz-light-text-color);
      padding: 10px 0 var(--page-5-xyz-spacing-large); /* 10px for top decorative spacing */
      text-align: center;
      position: relative;
      overflow: hidden;
    }

    .page-5-xyz__hero-content {
      position: relative;
      z-index: 2;
      padding: var(--page-5-xyz-spacing-large) var(--page-5-xyz-spacing-medium);
    }

    .page-5-xyz__hero-title {
      font-size: 2.8em;
      margin-bottom: var(--page-5-xyz-spacing-small);
      color: var(--page-5-xyz-primary-color);
      text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
      font-weight: bold;
    }

    .page-5-xyz__hero-subtitle {
      font-size: 1.2em;
      margin-bottom: var(--page-5-xyz-spacing-medium);
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-5-xyz__hero-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      margin-top: var(--page-5-xyz-spacing-large);
    }

    .page-5-xyz__hero-image {
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto;
      border-radius: var(--page-5-xyz-border-radius);
      box-shadow: 0 8px 16px rgba(0,0,0,0.3);
    }

    /* Floating Buttons */
    .page-5-xyz__floating-buttons {
      position: fixed;
      bottom: var(--page-5-xyz-spacing-medium);
      right: var(--page-5-xyz-spacing-medium);
      z-index: 1000;
      display: flex;
      flex-direction: column;
      gap: var(--page-5-xyz-spacing-small);
    }

    .page-5-xyz__floating-button {
      background-color: var(--page-5-xyz-primary-color);
      color: var(--page-5-xyz-light-text-color);
      padding: var(--page-5-xyz-spacing-small) var(--page-5-xyz-spacing-medium);
      border: none;
      border-radius: 50px;
      font-size: 1.1em;
      font-weight: bold;
      cursor: pointer;
      box-shadow: 0 4px 8px rgba(0,0,0,0.2);
      transition: background-color 0.3s ease, transform 0.2s ease;
      text-decoration: none;
      text-align: center;
      display: block;
      min-width: 120px;
    }

    .page-5-xyz__floating-button:hover {
      background-color: var(--page-5-xyz-button-hover-color);
      transform: translateY(-2px);
    }

    /* Section General Styles */
    .page-5-xyz__section {
      padding: var(--page-5-xyz-spacing-large) 0;
      text-align: center;
    }

    .page-5-xyz__section--dark {
      background-color: var(--page-5-xyz-dark-color);
      color: var(--page-5-xyz-light-text-color);
    }

    .page-5-xyz__section-title {
      font-size: 2.2em;
      margin-bottom: var(--page-5-xyz-spacing-large);
      color: var(--page-5-xyz-dark-color);
    }

    .page-5-xyz__section--dark .page-5-xyz__section-title {
      color: var(--page-5-xyz-primary-color);
    }

    /* Game Categories */
    .page-5-xyz__game-categories {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: var(--page-5-xyz-spacing-medium);
      margin-top: var(--page-5-xyz-spacing-large);
    }

    .page-5-xyz__category-card {
      background-color: #fff;
      border-radius: var(--page-5-xyz-border-radius);
      box-shadow: 0 4px 12px rgba(0,0,0,0.1);
      padding: var(--page-5-xyz-spacing-medium);
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .page-5-xyz__category-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 16px rgba(0,0,0,0.15);
    }

    .page-5-xyz__category-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      margin-bottom: var(--page-5-xyz-spacing-small);
    }

    .page-5-xyz__category-image {
      max-width: 100%;
      height: auto;
      border-radius: var(--page-5-xyz-border-radius);
      display: block;
      margin: 0 auto;
    }

    .page-5-xyz__category-title {
      font-size: 1.4em;
      color: var(--page-5-xyz-dark-color);
      margin-bottom: var(--page-5-xyz-spacing-small);
      font-weight: bold;
    }

    .page-5-xyz__category-description {
      font-size: 0.95em;
      color: #666;
    }

    /* Promotions */
    .page-5-xyz__promotions-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: var(--page-5-xyz-spacing-medium);
      margin-top: var(--page-5-xyz-spacing-large);
    }

    .page-5-xyz__promotion-card {
      background-color: #fff;
      border-radius: var(--page-5-xyz-border-radius);
      box-shadow: 0 4px 12px rgba(0,0,0,0.1);
      overflow: hidden;
      text-align: left;
    }

    .page-5-xyz__promotion-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
    }

    .page-5-xyz__promotion-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
    }

    .page-5-xyz__promotion-content {
      padding: var(--page-5-xyz-spacing-medium);
    }

    .page-5-xyz__promotion-title {
      font-size: 1.3em;
      color: var(--page-5-xyz-primary-color);
      margin-bottom: var(--page-5-xyz-spacing-small);
      font-weight: bold;
    }

    .page-5-xyz__promotion-description {
      font-size: 0.9em;
      color: #555;
      margin-bottom: var(--page-5-xyz-spacing-small);
    }

    .page-5-xyz__promotion-button {
      background-color: var(--page-5-xyz-accent-color);
      color: var(--page-5-xyz-light-text-color);
      padding: var(--page-5-xyz-spacing-small) var(--page-5-xyz-spacing-medium);
      border: none;
      border-radius: var(--page-5-xyz-border-radius);
      cursor: pointer;
      font-size: 0.9em;
      transition: background-color 0.3s ease;
      display: inline-block;
      text-decoration: none;
    }

    .page-5-xyz__promotion-button:hover {
      background-color: #3b6b8b;
    }

    /* Why Choose Us / Features */
    .page-5-xyz__features-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: var(--page-5-xyz-spacing-medium);
      margin-top: var(--page-5-xyz-spacing-large);
    }

    .page-5-xyz__feature-item {
      background-color: #fff;
      border-radius: var(--page-5-xyz-border-radius);
      box-shadow: 0 4px 12px rgba(0,0,0,0.1);
      padding: var(--page-5-xyz-spacing-medium);
      text-align: left;
    }

    .page-5-xyz__feature-title {
      font-size: 1.2em;
      color: var(--page-5-xyz-dark-color);
      margin-bottom: var(--page-5-xyz-spacing-small);
      font-weight: bold;
    }

    .page-5-xyz__feature-description {
      font-size: 0.95em;
      color: #666;
    }

    /* Payment Methods & Game Providers */
    .page-5-xyz__logos-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: var(--page-5-xyz-spacing-medium);
      margin-top: var(--page-5-xyz-spacing-large);
      justify-items: center;
      align-items: center;
    }

    .page-5-xyz__logo-item {
      background-color: #fff;
      border-radius: var(--page-5-xyz-border-radius);
      padding: var(--page-5-xyz-spacing-small);
      box-shadow: 0 2px 8px rgba(0,0,0,0.1);
      display: flex;
      justify-content: center;
      align-items: center;
      min-height: 100px;
      box-sizing: border-box;
      width: 100%;
      max-width: 200px; /* Limit width for larger screens */
    }
    
    .page-5-xyz__logo-item-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      display: flex;
      justify-content: center;
      align-items: center;
    }

    .page-5-xyz__logo-image {
      max-width: 90%;
      height: auto;
      display: block;
    }

    /* FAQ Section */
    .page-5-xyz__faq-section {
      background-color: var(--page-5-xyz-accent-color);
      color: var(--page-5-xyz-light-text-color);
    }

    .page-5-xyz__faq-section .page-5-xyz__section-title {
      color: var(--page-5-xyz-light-text-color);
    }

    .page-5-xyz__faq-container {
      max-width: 800px;
      margin: 0 auto;
      text-align: left;
    }

    .page-5-xyz__faq-item {
      background-color: #fff;
      color: var(--page-5-xyz-text-color);
      margin-bottom: var(--page-5-xyz-spacing-small);
      border-radius: var(--page-5-xyz-border-radius);
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    }

    .page-5-xyz__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: var(--page-5-xyz-spacing-medium);
      cursor: pointer;
      user-select: none;
      background-color: #f8f8f8;
      border-bottom: 1px solid #eee;
    }

    .page-5-xyz__faq-question:hover {
      background-color: #e9e9e9;
    }

    .page-5-xyz__faq-question h3 {
      margin: 0;
      font-size: 1.1em;
      color: var(--page-5-xyz-dark-color);
      pointer-events: none; /* Prevent h3 from blocking click */
    }

    .page-5-xyz__faq-toggle {
      font-size: 1.5em;
      font-weight: bold;
      color: var(--page-5-xyz-primary-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle icon from blocking click */
    }

    .page-5-xyz__faq-item.active .page-5-xyz__faq-toggle {
      transform: rotate(45deg);
    }

    .page-5-xyz__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 var(--page-5-xyz-spacing-medium);
      opacity: 0;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      font-size: 0.95em;
      color: #555;
    }

    .page-5-xyz__faq-item.active .page-5-xyz__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: var(--page-5-xyz-spacing-medium) var(--page-5-xyz-spacing-medium) !important;
      opacity: 1;
    }

    /* Call to Action */
    .page-5-xyz__cta-section {
      background-color: var(--page-5-xyz-primary-color);
      color: var(--page-5-xyz-light-text-color);
      padding: var(--page-5-xyz-spacing-large) 0;
      text-align: center;
    }

    .page-5-xyz__cta-title {
      font-size: 2em;
      margin-bottom: var(--page-5-xyz-spacing-medium);
      font-weight: bold;
    }

    .page-5-xyz__cta-description {
      font-size: 1.1em;
      margin-bottom: var(--page-5-xyz-spacing-large);
      max-width: 700px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-5-xyz__cta-button {
      background-color: var(--page-5-xyz-dark-color);
      color: var(--page-5-xyz-light-text-color);
      padding: var(--page-5-xyz-spacing-small) var(--page-5-xyz-spacing-large);
      border: none;
      border-radius: 50px;
      font-size: 1.2em;
      font-weight: bold;
      cursor: pointer;
      transition: background-color 0.3s ease, transform 0.2s ease;
      text-decoration: none;
      display: inline-block;
      box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    }

    .page-5-xyz__cta-button:hover {
      background-color: var(--page-5-xyz-accent-color);
      transform: translateY(-2px);
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-5-xyz__container {
        padding: 0 var(--page-5-xyz-spacing-small);
      }

      .page-5-xyz__hero-title {
        font-size: 2em;
      }

      .page-5-xyz__hero-subtitle {
        font-size: 1em;
      }

      .page-5-xyz__section-title {
        font-size: 1.8em;
      }

      .page-5-xyz__floating-buttons {
        bottom: var(--page-5-xyz-spacing-small);
        right: var(--page-5-xyz-spacing-small);
        gap: var(--page-5-xyz-spacing-small);
      }

      .page-5-xyz__floating-button {
        padding: 8px 15px;
        font-size: 1em;
        min-width: 100px;
      }

      .page-5-xyz__game-categories,
      .page-5-xyz__promotions-grid,
      .page-5-xyz__features-grid,
      .page-5-xyz__logos-grid {
        grid-template-columns: 1fr; /* Stack items on mobile */
      }

      .page-5-xyz__category-card,
      .page-5-xyz__promotion-card,
      .page-5-xyz__feature-item,
      .page-5-xyz__logo-item {
        margin-left: 0 !important;
        margin-right: 0 !important;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
      }

      .page-5-xyz__faq-question h3 {
        font-size: 1em;
      }

      .page-5-xyz__faq-answer {
        padding: 15px !important; /* Adjust padding for mobile */
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }

      .page-5-xyz__cta-title {
        font-size: 1.6em;
      }

      .page-5-xyz__cta-description {
        font-size: 1em;
      }

      .page-5-xyz__cta-button {
        padding: var(--page-5-xyz-spacing-small) var(--page-5-xyz-spacing-medium);
        font-size: 1em;
      }

      /* Ensure all images are responsive */
      .page-5-xyz img {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }

      .page-5-xyz__hero-image-wrapper,
      .page-5-xyz__category-image-wrapper,
      .page-5-xyz__promotion-image-wrapper,
      .page-5-xyz__logo-item-image-wrapper {
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
        padding: 0 !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }
    }

    @media (max-width: 480px) {
      .page-5-xyz__hero-title {
        font-size: 1.8em;
      }
      .page-5-xyz__section-title {
        font-size: 1.6em;
      }
    }