:root {
      --primary-color: #ff4d4d; /* Đỏ rực */
      --secondary-color: #ffe600; /* Vàng sáng */
      --text-color-dark: #333;
      --text-color-light: #fff;
      --bg-dark: #1a1a1a;
      --bg-light: #f9f9f9;
      --border-color: #ddd;
      --accent-blue: #007bff;
      --hover-color: #e60000;
    }

    .page-n-p-50k-t-ng-50k {
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      color: var(--text-color-dark);
      background-color: var(--bg-light);
      padding-top: 10px; /* Small padding, assuming body already has offset */
    }

    .page-n-p-50k-t-ng-50k__section {
      padding: 40px 20px;
      max-width: 1200px;
      margin: 0 auto;
    }

    .page-n-p-50k-t-ng-50k__section--dark {
      background-color: var(--bg-dark);
      color: var(--text-color-light);
    }

    .page-n-p-50k-t-ng-50k__section-title {
      text-align: center;
      color: var(--primary-color);
      margin-bottom: 40px;
      font-size: 2.5em;
      font-weight: bold;
    }

    .page-n-p-50k-t-ng-50k__section--dark .page-n-p-50k-t-ng-50k__section-title {
      color: var(--secondary-color);
    }

    .page-n-p-50k-t-ng-50k__hero-section {
      background: linear-gradient(135deg, #1a1a1a, #333333);
      color: var(--text-color-light);
      text-align: center;
      padding: 60px 20px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 400px;
      position: relative;
      overflow: hidden;
    }

    .page-n-p-50k-t-ng-50k__hero-image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.3;
      z-index: 0;
    }

    .page-n-p-50k-t-ng-50k__hero-content {
      position: relative;
      z-index: 1;
      max-width: 800px;
    }

    .page-n-p-50k-t-ng-50k__hero-title {
      font-size: 3em;
      margin-bottom: 20px;
      color: var(--secondary-color);
      line-height: 1.2;
    }

    .page-n-p-50k-t-ng-50k__hero-subtitle {
      font-size: 1.5em;
      margin-bottom: 30px;
      color: var(--text-color-light);
    }

    .page-n-p-50k-t-ng-50k__cta-button {
      background-color: var(--primary-color);
      color: var(--text-color-light);
      padding: 15px 30px;
      border-radius: 50px;
      font-size: 1.2em;
      font-weight: bold;
      text-decoration: none;
      transition: background-color 0.3s ease, transform 0.3s ease;
      display: inline-block;
      cursor: pointer;
      border: none;
    }

    .page-n-p-50k-t-ng-50k__cta-button:hover {
      background-color: var(--hover-color);
      transform: translateY(-3px);
    }

    .page-n-p-50k-t-ng-50k__promotion-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }

    .page-n-p-50k-t-ng-50k__promotion-item {
      background-color: var(--text-color-light);
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      padding: 30px;
      text-align: center;
      transition: transform 0.3s ease;
      border: 1px solid var(--border-color);
    }

    .page-n-p-50k-t-ng-50k__promotion-item:hover {
      transform: translateY(-5px);
    }

    .page-n-p-50k-t-ng-50k__promotion-item-icon {
      width: 100%;
      max-width: 250px; /* Enforcing minimum size for images */
      height: auto;
      margin-bottom: 20px;
      border-radius: 8px;
    }

    .page-n-p-50k-t-ng-50k__promotion-item-title {
      font-size: 1.8em;
      color: var(--primary-color);
      margin-bottom: 15px;
    }

    .page-n-p-50k-t-ng-50k__promotion-item-description {
      font-size: 1em;
      color: var(--text-color-dark);
    }

    .page-n-p-50k-t-ng-50k__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 40px;
    }

    .page-n-p-50k-t-ng-50k__game-card {
      background-color: var(--bg-dark);
      color: var(--text-color-light);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      border: 1px solid rgba(255, 255, 255, 0.1);
    }

    .page-n-p-50k-t-ng-50k__game-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    }

    .page-n-p-50k-t-ng-50k__game-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
    }

    .page-n-p-50k-t-ng-50k__game-content {
      padding: 20px;
      text-align: center;
    }

    .page-n-p-50k-t-ng-50k__game-title {
      font-size: 1.5em;
      color: var(--secondary-color);
      margin-bottom: 10px;
    }

    .page-n-p-50k-t-ng-50k__game-description {
      font-size: 0.95em;
      color: rgba(255, 255, 255, 0.8);
    }

    .page-n-p-50k-t-ng-50k__features-list {
      list-style: none;
      padding: 0;
      margin-top: 30px;
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 20px;
    }

    .page-n-p-50k-t-ng-50k__features-item {
      background-color: var(--text-color-light);
      border-left: 5px solid var(--primary-color);
      padding: 20px;
      border-radius: 8px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
      box-sizing: border-box; /* Crucial for responsive lists */
    }

    .page-n-p-50k-t-ng-50k__features-item-title {
      font-size: 1.3em;
      color: var(--primary-color);
      margin-bottom: 10px;
    }

    .page-n-p-50k-t-ng-50k__features-item-text {
      font-size: 0.95em;
      color: var(--text-color-dark);
    }

    .page-n-p-50k-t-ng-50k__call-to-action {
      text-align: center;
      padding: 50px 20px;
      background-color: var(--primary-color);
      color: var(--text-color-light);
      border-radius: 10px;
      margin-top: 40px;
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    }

    .page-n-p-50k-t-ng-50k__call-to-action-title {
      font-size: 2.2em;
      margin-bottom: 20px;
      color: var(--secondary-color);
    }

    .page-n-p-50k-t-ng-50k__call-to-action-text {
      font-size: 1.2em;
      margin-bottom: 30px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-n-p-50k-t-ng-50k__faq-container {
      margin-top: 40px;
      border-top: 2px solid var(--border-color);
      padding-top: 40px;
    }

    .page-n-p-50k-t-ng-50k__faq-item {
      background-color: var(--text-color-light);
      margin-bottom: 15px;
      border: 1px solid var(--border-color);
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    }

    .page-n-p-50k-t-ng-50k__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      font-size: 1.2em;
      font-weight: bold;
      color: var(--text-color-dark);
      cursor: pointer;
      background-color: #f0f0f0;
      transition: background-color 0.3s ease;
      user-select: none;
    }

    .page-n-p-50k-t-ng-50k__faq-question:hover {
      background-color: #e0e0e0;
    }

    .page-n-p-50k-t-ng-50k__faq-question h3 {
      margin: 0;
      font-size: 1.2em;
      color: var(--primary-color);
      pointer-events: none; /* Prevent h3 from blocking click event on parent */
    }

    .page-n-p-50k-t-ng-50k__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      color: var(--primary-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle icon from blocking click event on parent */
    }

    .page-n-p-50k-t-ng-50k__faq-item.active .page-n-p-50k-t-ng-50k__faq-toggle {
      transform: rotate(45deg);
    }

    .page-n-p-50k-t-ng-50k__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(--text-color-dark);
      background-color: var(--text-color-light);
    }

    .page-n-p-50k-t-ng-50k__faq-item.active .page-n-p-50k-t-ng-50k__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px !important;
      opacity: 1;
    }
    
    .page-n-p-50k-t-ng-50k__faq-answer p {
        margin-top: 0;
        margin-bottom: 10px;
    }
    .page-n-p-50k-t-ng-50k__faq-answer p:last-child {
        margin-bottom: 0;
    }


    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-n-p-50k-t-ng-50k__hero-title {
        font-size: 2.2em;
      }

      .page-n-p-50k-t-ng-50k__hero-subtitle {
        font-size: 1.2em;
      }

      .page-n-p-50k-t-ng-50k__section-title {
        font-size: 2em;
      }

      .page-n-p-50k-t-ng-50k__promotion-item,
      .page-n-p-50k-t-ng-50k__game-card,
      .page-n-p-50k-t-ng-50k__features-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }

      .page-n-p-50k-t-ng-50k__promotion-grid,
      .page-n-p-50k-t-ng-50k__game-grid,
      .page-n-p-50k-t-ng-50k__features-list {
        grid-template-columns: 1fr;
        padding: 0 !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }

      .page-n-p-50k-t-ng-50k__features-item {
        padding: 15px;
      }

      .page-n-p-50k-t-ng-50k__game-image {
        height: 180px;
      }

      .page-n-p-50k-t-ng-50k__call-to-action-title {
        font-size: 1.8em;
      }

      .page-n-p-50k-t-ng-50k__call-to-action-text {
        font-size: 1em;
      }

      .page-n-p-50k-t-ng-50k__cta-button {
        padding: 12px 25px;
        font-size: 1.1em;
      }

      .page-n-p-50k-t-ng-50k__faq-question {
        padding: 12px 15px;
        font-size: 1.1em;
      }

      .page-n-p-50k-t-ng-50k__faq-question h3 {
        font-size: 1.1em;
      }

      .page-n-p-50k-t-ng-50k__faq-answer {
        padding: 0 15px;
      }

      .page-n-p-50k-t-ng-50k__faq-item.active .page-n-p-50k-t-ng-50k__faq-answer {
        padding: 15px !important;
      }

      /* Ensure images are responsive on mobile */
      .page-n-p-50k-t-ng-50k img {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }

      .page-n-p-50k-t-ng-50k__hero-image,
      .page-n-p-50k-t-ng-50k__promotion-item-icon,
      .page-n-p-50k-t-ng-50k__game-image {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }

      /* Text wrapping for list items */
      .page-n-p-50k-t-ng-50k__features-item-title,
      .page-n-p-50k-t-ng-50k__features-item-text,
      .page-n-p-50k-t-ng-50k__promotion-item-title,
      .page-n-p-50k-t-ng-50k__promotion-item-description,
      .page-n-p-50k-t-ng-50k__game-title,
      .page-n-p-50k-t-ng-50k__game-description,
      .page-n-p-50k-t-ng-50k__faq-question h3,
      .page-n-p-50k-t-ng-50k__faq-answer p {
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }
    }