:root {
      --page-pg66code-primary-color: #e44d26; /* Cam đỏ */
      --page-pg66code-secondary-color: #f7b731; /* Vàng */
      --page-pg66code-text-color: #333;
      --page-pg66code-bg-color: #f9f9f9;
      --page-pg66code-dark-bg: #2c3e50; /* Xám xanh đậm */
      --page-pg66code-light-text: #ffffff;
      --page-pg66code-border-color: #ddd;
    }

    .page-pg66code {
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      color: var(--page-pg66code-text-color);
      background-color: var(--page-pg66code-bg-color);
      padding: 0;
      margin: 0;
      box-sizing: border-box;
    }

    .page-pg66code__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
    }

    /* Hero Section */
    .page-pg66code__hero-section {
      background-color: var(--page-pg66code-dark-bg);
      color: var(--page-pg66code-light-text);
      text-align: center;
      padding-top: 10px; /* Required to clear fixed header */
      padding-bottom: 40px;
      position: relative;
      overflow: hidden;
    }

    .page-pg66code__hero-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      margin-bottom: 20px;
    }

    .page-pg66code__hero-image {
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto;
      border-radius: 8px;
    }

    .page-pg66code__hero-title {
      font-size: 2.5em;
      margin-bottom: 15px;
      color: var(--page-pg66code-secondary-color);
      padding: 0 10px;
    }

    .page-pg66code__hero-subtitle {
      font-size: 1.2em;
      margin-bottom: 30px;
      padding: 0 10px;
    }

    .page-pg66code__cta-button {
      display: inline-block;
      background-color: var(--page-pg66code-primary-color);
      color: var(--page-pg66code-light-text);
      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 10px rgba(0, 0, 0, 0.2);
    }

    .page-pg66code__cta-button:hover {
      background-color: #ff6f42;
      transform: translateY(-3px);
    }

    /* General Section Styling */
    .page-pg66code__section {
      padding: 40px 20px;
      background-color: var(--page-pg66code-light-text);
      margin-bottom: 20px;
      border-radius: 8px;
      box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    }
    
    .page-pg66code__section:nth-child(even) {
      background-color: #eef2f5;
    }

    .page-pg66code__section-title {
      font-size: 2em;
      color: var(--page-pg66code-primary-color);
      text-align: center;
      margin-bottom: 30px;
      position: relative;
    }

    .page-pg66code__section-title::after {
      content: '';
      display: block;
      width: 60px;
      height: 4px;
      background-color: var(--page-pg66code-secondary-color);
      margin: 10px auto 0;
      border-radius: 2px;
    }

    .page-pg66code__text-content {
      font-size: 1.1em;
      line-height: 1.8;
      margin-bottom: 20px;
      text-align: justify;
    }

    .page-pg66code__text-content strong {
      color: var(--page-pg66code-primary-color);
    }

    .page-pg66code__list {
      list-style: none;
      padding: 0;
      margin: 20px 0;
    }

    .page-pg66code__list-item {
      background-color: #fff;
      border-left: 5px solid var(--page-pg66code-primary-color);
      padding: 15px 20px;
      margin-bottom: 10px;
      border-radius: 5px;
      box-shadow: 0 1px 3px rgba(0,0,0,0.1);
      font-size: 1.05em;
    }

    .page-pg66code__list-item strong {
      color: var(--page-pg66code-dark-bg);
    }

    .page-pg66code__image-container {
      text-align: center;
      margin: 30px 0;
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
    }

    .page-pg66code__content-image {
      max-width: 100%;
      height: auto;
      border-radius: 8px;
      box-shadow: 0 4px 10px rgba(0,0,0,0.1);
      display: block;
      margin: 0 auto;
    }

    /* Game Categories Grid */
    .page-pg66code__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 20px;
      margin-top: 30px;
    }

    .page-pg66code__game-card {
      background-color: var(--page-pg66code-light-text);
      border-radius: 8px;
      box-shadow: 0 4px 10px rgba(0,0,0,0.1);
      overflow: hidden;
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-decoration: none;
      color: var(--page-pg66code-text-color);
      display: flex;
      flex-direction: column;
      height: 100%;
    }

    .page-pg66code__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 15px rgba(0,0,0,0.15);
    }

    .page-pg66code__game-card-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      height: 180px; /* Fixed height for consistency */
    }

    .page-pg66code__game-card-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    .page-pg66code__game-card-title {
      font-size: 1.3em;
      margin: 15px 10px;
      color: var(--page-pg66code-primary-color);
      flex-grow: 1;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    /* Floating Login Button */
    .page-pg66code__floating-button {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      background-color: var(--page-pg66code-primary-color);
      color: var(--page-pg66code-light-text);
      padding: 12px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1em;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
      z-index: 1000;
      animation: page-pg66code__pulse 2s infinite;
      display: block; /* Ensure it's block for full width on small screens */
      width: fit-content;
      max-width: 90%;
      text-align: center;
    }

    .page-pg66code__floating-button:hover {
      background-color: #ff6f42;
    }

    @keyframes page-pg66code__pulse {
      0% { transform: translateX(-50%) scale(1); }
      50% { transform: translateX(-50%) scale(1.05); }
      100% { transform: translateX(-50%) scale(1); }
    }

    /* FAQ Section */
    .page-pg66code__faq-section {
      background-color: var(--page-pg66code-light-text);
      padding: 40px 20px;
      margin-bottom: 20px;
      border-radius: 8px;
      box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    }

    .page-pg66code__faq-item {
      background-color: #fff;
      border: 1px solid var(--page-pg66code-border-color);
      margin-bottom: 10px;
      border-radius: 5px;
      overflow: hidden;
    }

    .page-pg66code__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      font-size: 1.1em;
      font-weight: bold;
      color: var(--page-pg66code-dark-bg);
      cursor: pointer;
      background-color: #f0f0f0;
      transition: background-color 0.3s ease;
      user-select: none;
    }

    .page-pg66code__faq-question:hover {
      background-color: #e0e0e0;
    }

    .page-pg66code__faq-question h3 {
      margin: 0;
      flex-grow: 1;
      pointer-events: none; /* Prevent click on h3 from blocking parent click */
    }

    .page-pg66code__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      margin-left: 10px;
      pointer-events: none; /* Prevent click on span from blocking parent click */
      transition: transform 0.3s ease;
    }

    .page-pg66code__faq-item.active .page-pg66code__faq-toggle {
      transform: rotate(45deg);
    }

    .page-pg66code__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 15px;
      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-pg66code-text-color);
      font-size: 1em;
    }

    .page-pg66code__faq-item.active .page-pg66code__faq-answer {
      max-height: 2000px !important; /* Sufficiently large to accommodate content */
      padding: 20px 15px !important;
      opacity: 1;
    }

    .page-pg66code__faq-answer p {
      margin: 0;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-pg66code__container {
        padding: 15px;
      }

      .page-pg66code__hero-section {
        padding-top: 10px; /* Required to clear fixed header on mobile */
        padding-bottom: 30px;
      }

      .page-pg66code__hero-title {
        font-size: 2em;
      }

      .page-pg66code__hero-subtitle {
        font-size: 1em;
      }

      .page-pg66code__cta-button {
        padding: 12px 25px;
        font-size: 1em;
      }

      .page-pg66code__section {
        padding: 30px 15px;
      }

      .page-pg66code__section-title {
        font-size: 1.8em;
      }

      .page-pg66code__text-content {
        font-size: 1em;
      }

      .page-pg66code__list-item {
        font-size: 0.95em;
      }

      .page-pg66code__game-grid {
        grid-template-columns: 1fr;
      }

      .page-pg66code__game-card-image-wrapper {
        height: 150px;
      }

      .page-pg66code__game-card-title {
        font-size: 1.1em;
      }

      .page-pg66code__floating-button {
        padding: 10px 20px;
        font-size: 0.9em;
        width: 90%; /* Make it wider on mobile */
      }

      .page-pg66code__faq-question {
        padding: 12px 15px;
        font-size: 1em;
      }

      .page-pg66code__faq-answer {
        padding: 15px 15px;
      }

      /* Image responsiveness for mobile */
      .page-pg66code__hero-image,
      .page-pg66code__content-image,
      .page-pg66code__game-card-image {
        max-width: 100% !important;
        height: auto !important;
      }
      .page-pg66code__hero-image-wrapper,
      .page-pg66code__image-container,
      .page-pg66code__game-card-image-wrapper {
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
      }
    }