:root {
      --page-playzom51-primary-color: #e03a3e; /* Đỏ mạnh */
      --page-playzom51-secondary-color: #f7b731; /* Vàng cam */
      --page-playzom51-dark-background: #1a1a1a; /* Nền tối */
      --page-playzom51-light-text: #ffffff; /* Chữ sáng */
      --page-playzom51-gray-text: #cccccc; /* Chữ xám */
      --page-playzom51-border-color: #333333; /* Màu viền */
      --page-playzom51-card-background: #2a2a2a; /* Nền thẻ */
      --page-playzom51-button-hover: #ff5a5f; /* Nút hover */
    }

    .page-playzom51 {
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      color: var(--page-playzom51-light-text);
      background-color: var(--page-playzom51-dark-background);
      line-height: 1.6;
      overflow-x: hidden;
    }

    .page-playzom51__section {
      padding: 40px 20px;
      max-width: 1200px;
      margin: 0 auto;
      box-sizing: border-box;
    }

    .page-playzom51__hero-section {
      background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('[GALLERY:hero:playzom51,banner,game_lobby]') no-repeat center center / cover;
      text-align: center;
      padding: 10px 20px 80px 20px; /* Adjusted padding-top for fixed header */
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      min-height: 500px;
      position: relative;
    }

    .page-playzom51__hero-content {
      max-width: 800px;
      z-index: 1;
    }

    .page-playzom51__hero-title {
      font-size: 2.8em;
      color: var(--page-playzom51-primary-color);
      margin-bottom: 20px;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
      font-weight: bold;
    }

    .page-playzom51__hero-description {
      font-size: 1.2em;
      color: var(--page-playzom51-gray-text);
      margin-bottom: 30px;
      max-width: 700px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-playzom51__hero-button {
      background-color: var(--page-playzom51-secondary-color);
      color: var(--page-playzom51-dark-background);
      padding: 15px 30px;
      border-radius: 8px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease, transform 0.2s ease;
      display: inline-block;
      border: none;
      cursor: pointer;
    }

    .page-playzom51__hero-button:hover {
      background-color: var(--page-playzom51-button-hover);
      transform: translateY(-2px);
    }

    .page-playzom51__floating-promo-button {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      background-color: var(--page-playzom51-primary-color);
      color: var(--page-playzom51-light-text);
      padding: 12px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.05em;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
      z-index: 1000;
      transition: background-color 0.3s ease, transform 0.2s ease;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
      max-width: 90%;
      text-align: center;
      border: none;
      cursor: pointer;
    }

    .page-playzom51__floating-promo-button:hover {
      background-color: var(--page-playzom51-button-hover);
      transform: translateX(-50%) translateY(-3px);
    }

    .page-playzom51__section-title {
      font-size: 2.2em;
      color: var(--page-playzom51-primary-color);
      text-align: center;
      margin-bottom: 40px;
      position: relative;
      padding-bottom: 10px;
    }

    .page-playzom51__section-title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 4px;
      background-color: var(--page-playzom51-secondary-color);
      border-radius: 2px;
    }

    .page-playzom51__text-content {
      font-size: 1.1em;
      color: var(--page-playzom51-gray-text);
      margin-bottom: 20px;
      text-align: justify;
    }

    .page-playzom51__text-content strong {
      color: var(--page-playzom51-secondary-color);
    }

    .page-playzom51__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 30px;
    }

    .page-playzom51__game-card {
      background-color: var(--page-playzom51-card-background);
      border-radius: 12px;
      overflow: hidden;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      border: 1px solid var(--page-playzom51-border-color);
    }

    .page-playzom51__game-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
    }

    .page-playzom51__game-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
      border-bottom: 1px solid var(--page-playzom51-border-color);
      max-width: 100%;
      box-sizing: border-box;
    }

    .page-playzom51__game-content {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }

    .page-playzom51__game-title {
      font-size: 1.5em;
      color: var(--page-playzom51-secondary-color);
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-playzom51__game-description {
      font-size: 0.95em;
      color: var(--page-playzom51-gray-text);
      margin-bottom: 15px;
      flex-grow: 1;
    }

    .page-playzom51__game-button {
      background-color: var(--page-playzom51-primary-color);
      color: var(--page-playzom51-light-text);
      padding: 10px 15px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      font-size: 0.95em;
      transition: background-color 0.3s ease;
      display: block;
      text-align: center;
      border: none;
      cursor: pointer;
      margin-top: auto;
    }

    .page-playzom51__game-button:hover {
      background-color: var(--page-playzom51-button-hover);
    }

    .page-playzom51__steps-list {
      list-style: none;
      padding: 0;
      margin: 0;
      display: flex;
      flex-wrap: wrap;
      gap: 25px;
      justify-content: center;
    }

    .page-playzom51__step-item {
      background-color: var(--page-playzom51-card-background);
      border-radius: 10px;
      padding: 25px;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
      text-align: center;
      flex: 1 1 calc(33% - 25px); /* Default for desktop */
      min-width: 280px;
      max-width: 380px;
      box-sizing: border-box;
      border: 1px solid var(--page-playzom51-border-color);
    }

    .page-playzom51__step-number {
      font-size: 2.5em;
      color: var(--page-playzom51-secondary-color);
      font-weight: bold;
      margin-bottom: 15px;
      display: block;
    }

    .page-playzom51__step-title {
      font-size: 1.4em;
      color: var(--page-playzom51-primary-color);
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-playzom51__step-description {
      font-size: 1em;
      color: var(--page-playzom51-gray-text);
      word-wrap: break-word; /* Ensure text wraps */
    }

    .page-playzom51__promo-banner {
      background-color: var(--page-playzom51-primary-color);
      padding: 30px 20px;
      text-align: center;
      border-radius: 10px;
      margin-top: 40px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    }

    .page-playzom51__promo-title {
      font-size: 2.5em;
      color: var(--page-playzom51-light-text);
      margin-bottom: 15px;
      font-weight: bold;
    }

    .page-playzom51__promo-text {
      font-size: 1.2em;
      color: var(--page-playzom51-light-text);
      margin-bottom: 25px;
    }

    .page-playzom51__promo-button {
      background-color: var(--page-playzom51-secondary-color);
      color: var(--page-playzom51-dark-background);
      padding: 15px 35px;
      border-radius: 8px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease, transform 0.2s ease;
      display: inline-block;
      border: none;
      cursor: pointer;
    }

    .page-playzom51__promo-button:hover {
      background-color: var(--page-playzom51-button-hover);
      transform: translateY(-2px);
    }

    /* FAQ Section */
    .page-playzom51__faq-container {
      margin-top: 40px;
    }

    .page-playzom51__faq-item {
      background-color: var(--page-playzom51-card-background);
      border: 1px solid var(--page-playzom51-border-color);
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    }

    .page-playzom51__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      cursor: pointer;
      background-color: var(--page-playzom51-card-background);
      color: var(--page-playzom51-light-text);
      font-size: 1.1em;
      font-weight: bold;
      transition: background-color 0.3s ease;
    }

    .page-playzom51__faq-question:hover {
      background-color: #3a3a3a;
    }

    .page-playzom51__faq-question h3 {
      margin: 0;
      color: var(--page-playzom51-light-text);
      pointer-events: none; /* Prevent h3 from blocking click */
      flex-grow: 1;
    }

    .page-playzom51__faq-toggle {
      font-size: 1.5em;
      font-weight: bold;
      color: var(--page-playzom51-secondary-color);
      margin-left: 15px;
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle icon from blocking click */
    }

    .page-playzom51__faq-item.active .page-playzom51__faq-toggle {
      transform: rotate(45deg); /* Change + to X or similar */
    }

    .page-playzom51__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 20px;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      color: var(--page-playzom51-gray-text);
      font-size: 1em;
      opacity: 0;
    }

    .page-playzom51__faq-item.active .page-playzom51__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px !important;
      opacity: 1;
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-playzom51__hero-section {
        padding-top: 10px; /* Adjusted for mobile fixed header */
        min-height: 400px;
      }

      .page-playzom51__hero-title {
        font-size: 2em;
      }

      .page-playzom51__hero-description {
        font-size: 1em;
      }

      .page-playzom51__section {
        padding: 30px 15px;
      }

      .page-playzom51__section-title {
        font-size: 1.8em;
        margin-bottom: 30px;
      }

      .page-playzom51__text-content {
        font-size: 1em;
      }

      .page-playzom51__game-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .page-playzom51__game-image {
        height: 180px;
        max-width: 100% !important;
        box-sizing: border-box !important;
      }
      .page-playzom51__game-card {
        max-width: 100% !important;
        box-sizing: border-box !important;
      }

      .page-playzom51__steps-list {
        flex-direction: column;
        gap: 20px;
        width: 100% !important;
        max-width: 100% !important;
        padding: 0 !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        box-sizing: border-box !important;
      }

      .page-playzom51__step-item {
        flex: 1 1 100%;
        width: 100% !important;
        max-width: 100% !important;
        padding: 20px !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        box-sizing: border-box !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }

      .page-playzom51__promo-title {
        font-size: 2em;
      }

      .page-playzom51__promo-text {
        font-size: 1em;
      }

      .page-playzom51__promo-button {
        padding: 12px 25px;
        font-size: 1em;
      }

      .page-playzom51__faq-question {
        font-size: 1em;
        padding: 12px 15px;
      }

      .page-playzom51__faq-answer {
        padding: 0 15px;
      }

      .page-playzom51__faq-item.active .page-playzom51__faq-answer {
        padding: 15px !important;
      }
    }

    @media (max-width: 480px) {
      .page-playzom51__hero-title {
        font-size: 1.8em;
      }
      .page-playzom51__floating-promo-button {
        font-size: 0.9em;
        padding: 10px 20px;
      }
    }