:root {
      --page-phbet-16-2-primary-color: #e0b30a; /* Gold/Yellow */
      --page-phbet-16-2-secondary-color: #2c3e50; /* Dark Blue */
      --page-phbet-16-2-accent-color: #3498db; /* Light Blue */
      --page-phbet-16-2-text-color: #ecf0f1; /* Light Gray */
      --page-phbet-16-2-dark-bg: #1a1a2e; /* Very Dark Blue */
      --page-phbet-16-2-light-bg: #f5f5f5; /* Off-white */
      --page-phbet-16-2-card-bg: #2a2a4a; /* Darker Blue */
    }

    /* Base styles for the page content */
    .page-phbet-16-2 {
      font-family: 'Arial', sans-serif;
      color: var(--page-phbet-16-2-text-color);
      background-color: var(--page-phbet-16-2-dark-bg);
      line-height: 1.6;
      padding-bottom: 50px; /* Space for footer */
    }

    .page-phbet-16-2__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
      box-sizing: border-box;
    }

    .page-phbet-16-2__section {
      padding: 60px 20px;
      margin-bottom: 20px;
      background-color: var(--page-phbet-16-2-card-bg);
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      text-align: center;
      color: var(--page-phbet-16-2-text-color);
    }

    .page-phbet-16-2__section--light {
      background-color: var(--page-phbet-16-2-light-bg);
      color: var(--page-phbet-16-2-secondary-color);
    }

    .page-phbet-16-2__heading {
      font-size: 2.8em;
      color: var(--page-phbet-16-2-primary-color);
      margin-bottom: 25px;
      text-transform: uppercase;
      letter-spacing: 1.5px;
      font-weight: bold;
    }

    .page-phbet-16-2__subheading {
      font-size: 2em;
      color: var(--page-phbet-16-2-accent-color);
      margin-bottom: 20px;
      font-weight: 600;
    }

    .page-phbet-16-2__paragraph {
      font-size: 1.1em;
      margin-bottom: 20px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-phbet-16-2__button {
      display: inline-block;
      background-color: var(--page-phbet-16-2-primary-color);
      color: var(--page-phbet-16-2-dark-bg);
      padding: 15px 30px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
      cursor: pointer;
      margin-top: 20px;
    }

    .page-phbet-16-2__button:hover {
      background-color: #ffc107; /* Slightly brighter gold */
      transform: translateY(-2px);
    }

    /* Hero Section */
    .page-phbet-16-2__hero-section {
      position: relative;
      width: 100%;
      height: 600px; /* Adjust height as needed */
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      overflow: hidden;
      padding-top: 10px; /* Small top padding as per instruction */
      box-sizing: border-box;
    }

    .page-phbet-16-2__hero-background {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      z-index: 1;
      filter: brightness(0.6); /* Darken background image for text readability */
    }

    .page-phbet-16-2__hero-content {
      position: relative;
      z-index: 2;
      color: #fff;
      max-width: 900px;
      padding: 20px;
    }

    .page-phbet-16-2__hero-title {
      font-size: 4em;
      margin-bottom: 20px;
      color: var(--page-phbet-16-2-primary-color);
      text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.7);
    }

    .page-phbet-16-2__hero-subtitle {
      font-size: 1.8em;
      margin-bottom: 30px;
      color: #fff;
      text-shadow: 1px 1px 6px rgba(0, 0, 0, 0.6);
    }

    /* Features/Cards Section */
    .page-phbet-16-2__features-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }

    .page-phbet-16-2__feature-card {
      background-color: var(--page-phbet-16-2-dark-bg);
      padding: 30px;
      border-radius: 10px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      border: 1px solid var(--page-phbet-16-2-primary-color);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      box-sizing: border-box; /* Ensure padding and border are included in width */
    }

    .page-phbet-16-2__feature-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.6);
    }
    
    .page-phbet-16-2__feature-card img {
        width: 200px; /* Minimum 200px */
        height: 200px; /* Minimum 200px */
        object-fit: cover; /* Cover ensures the image fills the area */
        margin: 0 auto 20px auto;
        border-radius: 8px;
        max-width: 100%; /* Ensure responsiveness */
        height: auto; /* Maintain aspect ratio */
    }

    .page-phbet-16-2__card-title {
      font-size: 1.6em;
      color: var(--page-phbet-16-2-primary-color);
      margin-bottom: 15px;
    }

    .page-phbet-16-2__card-description {
      font-size: 1em;
      color: var(--page-phbet-16-2-text-color);
    }

    /* Game Categories Section */
    .page-phbet-16-2__game-categories-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 40px;
    }

    .page-phbet-16-2__game-card {
      background-color: var(--page-phbet-16-2-dark-bg);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      border: 1px solid var(--page-phbet-16-2-accent-color);
      box-sizing: border-box;
    }

    .page-phbet-16-2__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.6);
    }

    .page-phbet-16-2__game-image {
      width: 100%;
      height: 200px; /* Minimum 200px height */
      object-fit: cover;
      display: block;
      max-width: 100%; /* Ensure responsiveness */
      height: auto; /* Maintain aspect ratio */
    }

    .page-phbet-16-2__game-content {
      padding: 20px;
    }

    .page-phbet-16-2__game-title {
      font-size: 1.4em;
      color: var(--page-phbet-16-2-primary-color);
      margin-bottom: 10px;
    }

    .page-phbet-16-2__game-description {
      font-size: 0.95em;
      color: var(--page-phbet-16-2-text-color);
    }

    /* Promotions Section */
    .page-phbet-16-2__promo-list {
      list-style: none;
      padding: 0;
      margin: 40px 0 0 0;
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 25px;
    }

    .page-phbet-16-2__promo-item {
      background-color: var(--page-phbet-16-2-dark-bg);
      padding: 25px;
      border-radius: 10px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
      text-align: left;
      border: 1px solid var(--page-phbet-16-2-primary-color);
      box-sizing: border-box;
    }

    .page-phbet-16-2__promo-title {
      font-size: 1.5em;
      color: var(--page-phbet-16-2-primary-color);
      margin-bottom: 10px;
    }

    .page-phbet-16-2__promo-description {
      font-size: 1em;
      color: var(--page-phbet-16-2-text-color);
      margin-bottom: 15px;
    }

    /* Payment Methods */
    .page-phbet-16-2__payment-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      margin-top: 40px;
      justify-content: center;
    }

    .page-phbet-16-2__payment-item {
      background-color: var(--page-phbet-16-2-dark-bg);
      padding: 20px;
      border-radius: 8px;
      text-align: center;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
      border: 1px solid var(--page-phbet-16-2-accent-color);
      box-sizing: border-box;
    }
    
    .page-phbet-16-2__payment-item img {
        width: 200px; /* Minimum 200px */
        height: 200px; /* Minimum 200px */
        object-fit: contain; /* Contain to show full logo */
        margin: 0 auto 10px auto;
        max-width: 100%; /* Ensure responsiveness */
        height: auto; /* Maintain aspect ratio */
    }

    .page-phbet-16-2__payment-name {
      font-size: 1.1em;
      color: var(--page-phbet-16-2-text-color);
      font-weight: 500;
    }

    /* FAQ Section */
    .page-phbet-16-2__faq-list {
      list-style: none;
      padding: 0;
      margin: 40px 0 0 0;
      max-width: 900px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-phbet-16-2__faq-item {
      background-color: var(--page-phbet-16-2-dark-bg);
      border: 1px solid var(--page-phbet-16-2-primary-color);
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
      box-sizing: border-box;
    }

    .page-phbet-16-2__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 18px 25px;
      cursor: pointer;
      user-select: none;
      background-color: var(--page-phbet-16-2-secondary-color);
      color: var(--page-phbet-16-2-text-color);
      transition: background-color 0.3s ease;
      box-sizing: border-box;
    }

    .page-phbet-16-2__faq-question:hover {
      background-color: #3f556b; /* Darker secondary */
    }

    .page-phbet-16-2__faq-question h3 {
      margin: 0;
      font-size: 1.2em;
      color: var(--page-phbet-16-2-primary-color);
      flex-grow: 1;
      text-align: left;
      pointer-events: none; /* Prevent h3 from blocking click */
    }

    .page-phbet-16-2__faq-toggle {
      font-size: 1.8em;
      font-weight: bold;
      color: var(--page-phbet-16-2-primary-color);
      margin-left: 15px;
      pointer-events: none; /* Prevent toggle from blocking click */
      transition: transform 0.3s ease;
    }

    .page-phbet-16-2__faq-item.active .page-phbet-16-2__faq-toggle {
      transform: rotate(45deg); /* Change + to X (or - if using minus sign) */
    }

    .page-phbet-16-2__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      color: var(--page-phbet-16-2-text-color);
      background-color: var(--page-phbet-16-2-dark-bg);
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
      text-align: left;
      box-sizing: border-box;
    }

    .page-phbet-16-2__faq-item.active .page-phbet-16-2__faq-answer {
      max-height: 2000px !important; /* Sufficiently large height */
      padding: 20px 25px !important;
      opacity: 1;
    }
    
    /* Responsive Design */
    @media (max-width: 768px) {
      .page-phbet-16-2__container {
        padding: 10px;
      }

      .page-phbet-16-2__section {
        padding: 40px 15px;
      }

      .page-phbet-16-2__heading {
        font-size: 2em;
      }

      .page-phbet-16-2__subheading {
        font-size: 1.5em;
      }

      .page-phbet-16-2__paragraph {
        font-size: 1em;
      }

      .page-phbet-16-2__hero-section {
        height: 450px;
      }

      .page-phbet-16-2__hero-title {
        font-size: 2.5em;
      }

      .page-phbet-16-2__hero-subtitle {
        font-size: 1.4em;
      }

      .page-phbet-16-2__features-grid,
      .page-phbet-16-2__game-categories-grid,
      .page-phbet-16-2__promo-list,
      .page-phbet-16-2__payment-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .page-phbet-16-2__feature-card,
      .page-phbet-16-2__game-card,
      .page-phbet-16-2__promo-item,
      .page-phbet-16-2__payment-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }

      .page-phbet-16-2__promo-list,
      .page-phbet-16-2__faq-list {
        padding: 0 10px !important;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }
      
      .page-phbet-16-2__faq-question {
        padding: 15px 20px;
      }

      .page-phbet-16-2__faq-question h3 {
        font-size: 1.1em;
      }

      .page-phbet-16-2__faq-toggle {
        font-size: 1.5em;
      }

      .page-phbet-16-2__faq-answer {
        padding: 15px 20px;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }
      
      /* Ensure all images and their direct containers are responsive */
      .page-phbet-16-2__hero-background,
      .page-phbet-16-2__feature-card img,
      .page-phbet-16-2__game-image,
      .page-phbet-16-2__payment-item img {
          max-width: 100% !important;
          height: auto !important;
          box-sizing: border-box !important;
      }
      
      .page-phbet-16-2__feature-card,
      .page-phbet-16-2__game-card,
      .page-phbet-16-2__payment-item {
          width: 100% !important;
          max-width: 100% !important;
          overflow: hidden !important;
          box-sizing: border-box !important;
      }
    }