:root {
      --page-tiepdaga67__color-primary: #FFD700; /* Vàng */
      --page-tiepdaga67__color-secondary: #FFFFFF; /* Trắng */
      --page-tiepdaga67__color-background: #000000; /* Đen */
      --page-tiepdaga67__color-dark-gray: #1a1a1a; /* Xám đậm */
      --page-tiepdaga67__color-light-gray: #cccccc; /* Xám nhạt */
    }

    .page-tiepdaga67 {
      font-family: Arial, sans-serif;
      background-color: var(--page-tiepdaga67__color-background);
      color: var(--page-tiepdaga67__color-secondary);
      line-height: 1.6;
      overflow-x: hidden;
    }

    .page-tiepdaga67__section {
      padding: 40px 15px;
      margin-bottom: 20px;
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
      box-sizing: border-box;
    }

    .page-tiepdaga67__hero-section {
      position: relative;
      text-align: center;
      padding: 150px 15px 40px; /* Safe zone for fixed header */
      background-color: var(--page-tiepdaga67__color-dark-gray);
      overflow: hidden;
    }
    
    .page-tiepdaga67__hero-image {
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto 20px;
      border-radius: 8px;
    }

    .page-tiepdaga67__hero-content {
      position: relative;
      z-index: 1;
    }

    .page-tiepdaga67__hero-title {
      font-size: 2.5em;
      color: var(--page-tiepdaga67__color-primary);
      margin-bottom: 15px;
      text-shadow: 2px 2px 4px rgba(0,0,0,0.7);
    }

    .page-tiepdaga67__hero-description {
      font-size: 1.1em;
      color: var(--page-tiepdaga67__color-secondary);
      margin-bottom: 30px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-tiepdaga67__cta-button {
      display: inline-block;
      background-color: var(--page-tiepdaga67__color-primary);
      color: var(--page-tiepdaga67__color-background);
      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 4px 15px rgba(255, 215, 0, 0.4);
    }

    .page-tiepdaga67__cta-button:hover {
      background-color: #FFEA00;
      transform: translateY(-3px);
    }

    .page-tiepdaga67__section-title {
      font-size: 2em;
      color: var(--page-tiepdaga67__color-primary);
      text-align: center;
      margin-bottom: 30px;
      padding-bottom: 10px;
      position: relative;
    }

    .page-tiepdaga67__section-title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 4px;
      background-color: var(--page-tiepdaga67__color-primary);
      border-radius: 2px;
    }

    .page-tiepdaga67__text-block {
      margin-bottom: 25px;
      font-size: 1em;
      color: var(--page-tiepdaga67__color-light-gray);
    }

    .page-tiepdaga67__text-block strong {
      color: var(--page-tiepdaga67__color-primary);
    }

    .page-tiepdaga67__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      margin-top: 30px;
    }

    .page-tiepdaga67__game-card {
      background-color: var(--page-tiepdaga67__color-dark-gray);
      border-radius: 10px;
      overflow: hidden;
      text-align: center;
      padding: 20px;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-decoration: none;
      color: var(--page-tiepdaga67__color-secondary);
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
    }

    .page-tiepdaga67__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(255, 215, 0, 0.2);
    }

    .page-tiepdaga67__game-card-image {
      width: 100%;
      max-width: 250px; /* Ensure images are not too small but fit the card */
      height: auto;
      border-radius: 8px;
      margin-bottom: 15px;
      object-fit: contain;
      max-height: 150px; /* Limit height for uniform look */
    }
    
    .page-tiepdaga67__game-card-title {
      font-size: 1.1em;
      font-weight: bold;
      color: var(--page-tiepdaga67__color-primary);
    }

    .page-tiepdaga67__info-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-tiepdaga67__info-card {
      background-color: var(--page-tiepdaga67__color-dark-gray);
      border-radius: 10px;
      padding: 25px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease;
    }

    .page-tiepdaga67__info-card:hover {
      transform: translateY(-5px);
    }

    .page-tiepdaga67__info-card-title {
      font-size: 1.4em;
      color: var(--page-tiepdaga67__color-primary);
      margin-bottom: 15px;
      text-align: center;
    }

    .page-tiepdaga67__info-card-text {
      font-size: 0.95em;
      color: var(--page-tiepdaga67__color-light-gray);
      text-align: justify;
    }

    .page-tiepdaga67__image-container {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      margin-bottom: 20px;
      text-align: center;
    }

    .page-tiepdaga67__content-image {
      max-width: 100%;
      height: auto;
      border-radius: 8px;
      display: inline-block; /* To center */
    }

    .page-tiepdaga67__faq-section {
      background-color: var(--page-tiepdaga67__color-dark-gray);
      border-radius: 10px;
      padding: 20px;
      margin-top: 40px;
    }

    .page-tiepdaga67__faq-item {
      border-bottom: 1px solid #333;
      padding: 15px 0;
    }

    .page-tiepdaga67__faq-item:last-child {
      border-bottom: none;
    }

    .page-tiepdaga67__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      user-select: none;
      padding: 10px 0;
      transition: color 0.3s ease;
    }

    .page-tiepdaga67__faq-question:hover {
      color: var(--page-tiepdaga67__color-primary);
    }

    .page-tiepdaga67__faq-question h3 {
      margin: 0;
      font-size: 1.1em;
      color: var(--page-tiepdaga67__color-secondary);
      pointer-events: none; /* Prevent h3 from blocking click event */
    }

    .page-tiepdaga67__faq-toggle {
      font-size: 1.5em;
      font-weight: bold;
      color: var(--page-tiepdaga67__color-primary);
      margin-left: 15px;
      pointer-events: none; /* Prevent toggle icon from blocking click event */
      transition: transform 0.3s ease;
    }

    .page-tiepdaga67__faq-item.active .page-tiepdaga67__faq-toggle {
      transform: rotate(45deg); /* Change '+' to 'x' visually */
    }

    .page-tiepdaga67__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-tiepdaga67__color-light-gray);
      font-size: 0.95em;
    }

    .page-tiepdaga67__faq-item.active .page-tiepdaga67__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px 15px !important;
      opacity: 1;
    }

    .page-tiepdaga67__floating-button {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      background-color: #FF4500; /* Màu cam nổi bật */
      color: var(--page-tiepdaga67__color-secondary);
      padding: 12px 25px;
      border-radius: 30px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      box-shadow: 0 6px 20px rgba(255, 69, 0, 0.4);
      z-index: 1000;
      animation: page-tiepdaga67__pulse 2s infinite;
      display: flex;
      align-items: center;
      white-space: nowrap;
    }

    .page-tiepdaga67__floating-button:hover {
      background-color: #FF6347;
      animation: none;
    }
    
    @keyframes page-tiepdaga67__pulse {
      0% { transform: translateX(-50%) scale(1); }
      50% { transform: translateX(-50%) scale(1.05); }
      100% { transform: translateX(-50%) scale(1); }
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-tiepdaga67__hero-section {
        padding-top: 150px; /* Keep safe zone for mobile */
      }
      .page-tiepdaga67__hero-title {
        font-size: 2em;
      }
      .page-tiepdaga67__hero-description {
        font-size: 1em;
      }
      .page-tiepdaga67__cta-button {
        padding: 12px 25px;
        font-size: 1.1em;
      }
      .page-tiepdaga67__section-title {
        font-size: 1.8em;
      }
      .page-tiepdaga67__game-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      }
      .page-tiepdaga67__game-card-title {
        font-size: 1em;
      }
      .page-tiepdaga67__info-grid {
        grid-template-columns: 1fr;
      }
      .page-tiepdaga67__faq-question h3 {
        font-size: 1em;
      }
      .page-tiepdaga67__faq-answer {
        font-size: 0.9em;
      }
      .page-tiepdaga67__floating-button {
        width: calc(100% - 40px);
        max-width: 350px;
        font-size: 1em;
        padding: 10px 15px;
      }
      /* Ensure images are responsive */
      .page-tiepdaga67__hero-image,
      .page-tiepdaga67__game-card-image,
      .page-tiepdaga67__content-image {
        max-width: 100% !important;
        height: auto !important;
      }
      .page-tiepdaga67__image-container {
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
      }
    }