:root {
      --page-bancaantien-bg-color: #000000;
      --page-bancaantien-text-color: #ffffff;
      --page-bancaantien-highlight-color: #ffd700; /* Gold/Yellow */
      --page-bancaantien-dark-gray: #1a1a1a;
      --page-bancaantien-light-gray: #cccccc;
      --page-bancaantien-border-radius: 8px;
      --page-bancaantien-padding-desktop: 20px;
      --page-bancaantien-padding-mobile: 15px;
    }

    body {
      background-color: var(--page-bancaantien-bg-color);
      color: var(--page-bancaantien-text-color);
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
    }

    .page-bancaantien {
      background-color: var(--page-bancaantien-bg-color);
      color: var(--page-bancaantien-text-color);
      padding-bottom: 80px; /* Space for potential sticky footer or floating elements */
    }

    .page-bancaantien__hero-section {
      text-align: center;
      padding-top: 10px; /* Desktop safe area for fixed header */
      padding-bottom: var(--page-bancaantien-padding-desktop);
      background-color: var(--page-bancaantien-dark-gray);
      position: relative;
      overflow: hidden;
    }

    .page-bancaantien__hero-image {
      width: 100%;
      max-width: 100%;
      height: auto;
      border-radius: var(--page-bancaantien-border-radius);
      display: block;
      margin: 0 auto 20px auto;
      object-fit: cover;
    }

    .page-bancaantien__hero-content {
      max-width: 960px;
      margin: 0 auto;
      padding: 0 var(--page-bancaantien-padding-desktop);
    }

    .page-bancaantien__hero-title {
      color: var(--page-bancaantien-highlight-color);
      font-size: 2.8em;
      margin-bottom: 15px;
      line-height: 1.2;
    }

    .page-bancaantien__hero-description {
      font-size: 1.1em;
      color: var(--page-bancaantien-light-gray);
      margin-bottom: 30px;
    }

    .page-bancaantien__promo-button {
      display: inline-block;
      background-color: var(--page-bancaantien-highlight-color);
      color: var(--page-bancaantien-bg-color);
      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 15px rgba(255, 215, 0, 0.4);
      cursor: pointer;
    }

    .page-bancaantien__promo-button:hover {
      background-color: #e6c200;
      transform: translateY(-2px);
    }

    .page-bancaantien__section {
      padding: var(--page-bancaantien-padding-desktop);
      max-width: 1200px;
      margin: 0 auto;
    }

    .page-bancaantien__section-title {
      color: var(--page-bancaantien-highlight-color);
      font-size: 2.2em;
      text-align: center;
      margin-bottom: 40px;
      position: relative;
    }

    .page-bancaantien__section-title::after {
      content: '';
      display: block;
      width: 80px;
      height: 3px;
      background-color: var(--page-bancaantien-highlight-color);
      margin: 15px auto 0;
      border-radius: 2px;
    }

    .page-bancaantien__text-block {
      background-color: var(--page-bancaantien-dark-gray);
      padding: var(--page-bancaantien-padding-desktop);
      border-radius: var(--page-bancaantien-border-radius);
      margin-bottom: var(--page-bancaantien-padding-desktop);
    }

    .page-bancaantien__text-block p {
      margin-bottom: 1em;
      color: var(--page-bancaantien-light-gray);
    }

    .page-bancaantien__text-block strong {
      color: var(--page-bancaantien-highlight-color);
    }

    .page-bancaantien__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: var(--page-bancaantien-padding-desktop);
      margin-top: var(--page-bancaantien-padding-desktop);
    }

    .page-bancaantien__game-card {
      background-color: var(--page-bancaantien-dark-gray);
      border-radius: var(--page-bancaantien-border-radius);
      overflow: hidden;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-bancaantien__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
    }

    .page-bancaantien__game-image {
      width: 100%;
      height: 200px; /* Fixed height for consistency */
      object-fit: cover;
      display: block;
    }

    .page-bancaantien__game-info {
      padding: var(--page-bancaantien-padding-mobile);
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .page-bancaantien__game-title {
      color: var(--page-bancaantien-highlight-color);
      font-size: 1.4em;
      margin-bottom: 10px;
    }

    .page-bancaantien__game-description {
      font-size: 0.9em;
      color: var(--page-bancaantien-light-gray);
      margin-bottom: 15px;
    }

    .page-bancaantien__game-button {
      display: inline-block;
      background-color: var(--page-bancaantien-highlight-color);
      color: var(--page-bancaantien-bg-color);
      padding: 10px 20px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 0.9em;
      transition: background-color 0.3s ease;
      cursor: pointer;
      margin-top: auto; /* Pushes button to the bottom */
    }

    .page-bancaantien__game-button:hover {
      background-color: #e6c200;
    }

    .page-bancaantien__provider-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: var(--page-bancaantien-padding-desktop);
      margin-top: var(--page-bancaantien-padding-desktop);
      justify-items: center;
    }

    .page-bancaantien__provider-item {
      background-color: var(--page-bancaantien-dark-gray);
      border-radius: var(--page-bancaantien-border-radius);
      padding: var(--page-bancaantien-padding-mobile);
      text-align: center;
      transition: transform 0.3s ease;
      width: 100%;
      max-width: 180px; /* Max width for provider logos */
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      min-height: 150px; /* Ensure a minimum height for all provider items */
    }

    .page-bancaantien__provider-item:hover {
      transform: translateY(-3px);
    }

    .page-bancaantien__provider-logo {
      max-width: 100%;
      height: auto;
      max-height: 80px; /* Limit logo height */
      object-fit: contain;
      margin-bottom: 10px;
    }

    .page-bancaantien__provider-name {
      color: var(--page-bancaantien-text-color);
      font-weight: bold;
      font-size: 0.9em;
    }

    .page-bancaantien__faq-section {
      padding: var(--page-bancaantien-padding-desktop);
      max-width: 960px;
      margin: 0 auto;
    }

    .page-bancaantien__faq-item {
      background-color: var(--page-bancaantien-dark-gray);
      margin-bottom: 10px;
      border-radius: var(--page-bancaantien-border-radius);
      overflow: hidden;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    }

    .page-bancaantien__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      cursor: pointer;
      background-color: var(--page-bancaantien-dark-gray);
      color: var(--page-bancaantien-text-color);
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
      transition: background-color 0.3s ease;
      user-select: none;
    }

    .page-bancaantien__faq-question:hover {
      background-color: #2a2a2a;
    }

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

    .page-bancaantien__faq-toggle {
      font-size: 1.5em;
      font-weight: bold;
      color: var(--page-bancaantien-highlight-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle from blocking click */
    }

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

    .page-bancaantien__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 15px;
      color: var(--page-bancaantien-light-gray);
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
    }

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

    .page-bancaantien__social-media-section {
      padding: var(--page-bancaantien-padding-desktop);
      max-width: 1200px;
      margin: 0 auto;
      text-align: center;
    }

    .page-bancaantien__social-grid {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 20px;
      margin-top: var(--page-bancaantien-padding-desktop);
    }

    .page-bancaantien__social-item {
      background-color: var(--page-bancaantien-dark-gray);
      border-radius: var(--page-bancaantien-border-radius);
      padding: 15px;
      width: 120px;
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-decoration: none;
      color: var(--page-bancaantien-text-color);
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
    }

    .page-bancaantien__social-item:hover {
      transform: translateY(-5px);
      box-shadow: 0 5px 15px rgba(255, 215, 0, 0.2);
    }

    .page-bancaantien__social-icon {
      width: 60px; /* Adjusted icon size for larger display */
      height: 60px;
      object-fit: contain;
      margin-bottom: 10px;
    }

    .page-bancaantien__social-name {
      font-weight: bold;
      font-size: 0.9em;
      color: var(--page-bancaantien-text-color);
    }

    /* Floating Login Button */
    .page-bancaantien__floating-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: var(--page-bancaantien-highlight-color);
      color: var(--page-bancaantien-bg-color);
      padding: 12px 25px;
      border-radius: 50px;
      font-weight: bold;
      font-size: 1.0em;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
      z-index: 1000;
      text-decoration: none;
      text-align: center;
      transition: background-color 0.3s ease, transform 0.3s ease;
    }

    .page-bancaantien__floating-button:hover {
      background-color: #e6c200;
      transform: translateY(-3px);
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-bancaantien__hero-section {
        padding-top: 10px !important; /* Mobile safe area for fixed header */
        padding-bottom: var(--page-bancaantien-padding-mobile);
      }

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

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

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

      .page-bancaantien__section {
        padding: var(--page-bancaantien-padding-mobile);
      }

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

      .page-bancaantien__text-block {
        padding: var(--page-bancaantien-padding-mobile);
        margin-bottom: var(--page-bancaantien-padding-mobile);
      }

      .page-bancaantien__game-grid {
        grid-template-columns: 1fr;
        gap: var(--page-bancaantien-padding-mobile);
      }

      .page-bancaantien__game-image {
        height: 180px;
      }

      .page-bancaantien__game-title {
        font-size: 1.2em;
      }

      .page-bancaantien__game-description {
        font-size: 0.85em;
      }

      .page-bancaantien__game-button {
        padding: 8px 15px;
        font-size: 0.85em;
      }

      .page-bancaantien__provider-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
        gap: var(--page-bancaantien-padding-mobile);
      }

      .page-bancaantien__provider-item {
        max-width: 150px;
        min-height: 120px;
      }

      .page-bancaantien__provider-logo {
        max-height: 60px;
      }

      .page-bancaantien__faq-section {
        padding: var(--page-bancaantien-padding-mobile);
      }

      .page-bancaantien__faq-question {
        padding: 12px 15px;
      }

      .page-bancaantien__faq-question h3 {
        font-size: 1em;
      }

      .page-bancaantien__faq-answer {
        padding: 15px 15px !important; /* Ensure padding is consistent with active state */
        font-size: 0.9em;
      }

      .page-bancaantien__social-grid {
        gap: 15px;
      }

      .page-bancaantien__social-item {
        width: 100px;
        padding: 10px;
      }

      .page-bancaantien__social-icon {
        width: 50px;
        height: 50px;
      }

      .page-bancaantien__social-name {
        font-size: 0.8em;
      }

      .page-bancaantien__floating-button {
        bottom: 15px;
        right: 15px;
        padding: 10px 20px;
        font-size: 0.9em;
      }
    }

    /* Ensure all images are responsive */
    .page-bancaantien img {
      max-width: 100%;
      height: auto;
      display: block; /* Remove extra space below images */
    }

    /* Ensure image containers handle overflow */
    .page-bancaantien__game-card img,
    .page-bancaantien__provider-item img,
    .page-bancaantien__social-item img {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
    }

    @media (max-width: 768px) {
      .page-bancaantien img {
        max-width: 100% !important;
        height: auto !important;
      }
      .page-bancaantien__game-card img,
      .page-bancaantien__provider-item img,
      .page-bancaantien__social-item img {
        width: 100% !important;
        max-width: 100% !important;
      }
    }