.page-vn-583 {
      font-family: 'Arial', sans-serif;
      color: #333;
      line-height: 1.6;
      background-color: #f8f8f8;
      overflow-x: hidden;
      padding-top: 10px; /* Small decorative padding, relying on body for header offset */
    }

    .page-vn-583__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
      box-sizing: border-box;
    }

    .page-vn-583__hero-section {
      position: relative;
      text-align: center;
      color: #fff;
      padding: 60px 0;
      background-color: #2a0000; /* Dark background for contrast */
      background-size: cover;
      background-position: center;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      min-height: 400px;
      overflow: hidden;
    }

    .page-vn-583__hero-image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      z-index: 1;
      opacity: 0.5;
    }

    .page-vn-583__hero-content {
      position: relative;
      z-index: 2;
      max-width: 800px;
      margin: 0 auto;
      padding: 20px;
    }

    .page-vn-583__hero-title {
      font-size: 2.8em;
      margin-bottom: 15px;
      color: #ffcc00;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
      font-weight: bold;
    }

    .page-vn-583__hero-subtitle {
      font-size: 1.3em;
      margin-bottom: 30px;
      color: #eee;
    }

    .page-vn-583__button {
      display: inline-block;
      background-color: #ffcc00;
      color: #333;
      padding: 12px 25px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
      border: none;
      cursor: pointer;
      font-size: 1em;
    }

    .page-vn-583__button:hover {
      background-color: #e6b800;
    }

    .page-vn-583__floating-buttons {
      position: fixed;
      bottom: 20px;
      right: 20px;
      z-index: 1000;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .page-vn-583__floating-button {
      background-color: #007bff;
      color: white;
      padding: 10px 20px;
      border-radius: 30px;
      text-align: center;
      text-decoration: none;
      font-weight: bold;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
      transition: background-color 0.3s ease;
      border: none;
      cursor: pointer;
    }

    .page-vn-583__floating-button--login {
      background-color: #28a745;
    }

    .page-vn-583__floating-button:hover {
      opacity: 0.9;
    }

    .page-vn-583__section {
      padding: 40px 0;
      background-color: #fff;
      margin-bottom: 20px;
      border-radius: 8px;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    }

    .page-vn-583__section--dark {
      background-color: #333;
      color: #fff;
    }

    .page-vn-583__section-title {
      text-align: center;
      font-size: 2em;
      margin-bottom: 30px;
      color: #2a0000;
    }

    .page-vn-583__section--dark .page-vn-583__section-title {
      color: #ffcc00;
    }

    .page-vn-583__text-content p {
      margin-bottom: 15px;
      text-align: justify;
    }

    .page-vn-583__grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 30px;
    }

    .page-vn-583__grid-item {
      background-color: #f9f9f9;
      padding: 25px;
      border-radius: 8px;
      text-align: center;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.08);
      transition: transform 0.3s ease;
      color: #333;
    }

    .page-vn-583__section--dark .page-vn-583__grid-item {
      background-color: #444;
      color: #eee;
    }

    .page-vn-583__grid-item:hover {
      transform: translateY(-5px);
    }

    .page-vn-583__grid-item-icon {
      width: 100%;
      max-width: 300px;
      height: auto;
      margin-bottom: 15px;
      border-radius: 5px;
      object-fit: cover;
    }

    .page-vn-583__grid-item-title {
      font-size: 1.3em;
      margin-bottom: 10px;
      color: #2a0000;
    }

    .page-vn-583__section--dark .page-vn-583__grid-item-title {
      color: #ffcc00;
    }

    .page-vn-583__game-showcase {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 20px;
      margin-top: 30px;
    }

    .page-vn-583__game-card {
      width: 100%;
      max-width: 350px;
      background-color: #fff;
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
      text-align: center;
      transition: transform 0.3s ease;
    }

    .page-vn-583__game-card:hover {
      transform: translateY(-5px);
    }

    .page-vn-583__game-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
    }

    .page-vn-583__game-info {
      padding: 20px;
    }

    .page-vn-583__game-title {
      font-size: 1.4em;
      margin-bottom: 10px;
      color: #2a0000;
    }

    .page-vn-583__game-description {
      font-size: 0.95em;
      color: #555;
    }

    .page-vn-583__promo-card {
      background-color: #ffcc00;
      color: #2a0000;
      padding: 25px;
      border-radius: 8px;
      text-align: center;
      margin-bottom: 20px;
    }

    .page-vn-583__promo-card h3 {
      font-size: 1.8em;
      margin-bottom: 10px;
    }

    .page-vn-583__promo-card p {
      font-size: 1.1em;
      margin-bottom: 15px;
    }

    .page-vn-583__logo-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      gap: 20px;
      justify-items: center;
      align-items: center;
      margin-top: 30px;
    }

    .page-vn-583__logo-item img {
      width: 100%;
      max-width: 150px;
      height: auto;
      filter: grayscale(100%);
      opacity: 0.7;
      transition: filter 0.3s ease, opacity 0.3s ease;
      box-sizing: border-box;
    }

    .page-vn-583__logo-item img:hover {
      filter: grayscale(0%);
      opacity: 1;
    }

    /* FAQ Styles */
    .page-vn-583__faq-item {
      background-color: #fefefe;
      border: 1px solid #ddd;
      margin-bottom: 10px;
      border-radius: 5px;
      overflow: hidden;
    }

    .page-vn-583__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      background-color: #eee;
      cursor: pointer;
      font-weight: bold;
      color: #2a0000;
      transition: background-color 0.3s ease;
      user-select: none;
    }

    .page-vn-583__faq-question:hover {
      background-color: #e0e0e0;
    }

    .page-vn-583__faq-question h3 {
      margin: 0;
      font-size: 1.1em;
      pointer-events: none; /* Prevent h3 from blocking click event */
    }

    .page-vn-583__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle from blocking click event */
      color: #ffcc00;
    }

    .page-vn-583__faq-item.active .page-vn-583__faq-toggle {
      transform: rotate(45deg);
      color: #2a0000;
    }

    .page-vn-583__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: #555;
    }

    .page-vn-583__faq-item.active .page-vn-583__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px !important;
      opacity: 1;
    }

    .page-vn-583__contact-cta {
      text-align: center;
      margin-top: 40px;
      padding: 30px;
      background-color: #2a0000;
      color: #fff;
      border-radius: 8px;
    }

    .page-vn-583__contact-cta h2 {
      color: #ffcc00;
      margin-bottom: 20px;
    }

    .page-vn-583__social-icons {
      display: flex;
      justify-content: center;
      gap: 20px;
      margin-top: 20px;
    }

    .page-vn-583__social-icon {
      width: 100%;
      max-width: 40px;
      height: auto;
      border-radius: 5px;
      transition: transform 0.3s ease;
    }

    .page-vn-583__social-icon:hover {
      transform: scale(1.1);
    }

    /* Responsive Design */
    @media (max-width: 992px) {
      .page-vn-583__hero-title {
        font-size: 2.2em;
      }

      .page-vn-583__hero-subtitle {
        font-size: 1.1em;
      }

      .page-vn-583__section-title {
        font-size: 1.8em;
      }

      .page-vn-583__grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      }
    }

    @media (max-width: 768px) {
      .page-vn-583__hero-section {
        padding: 40px 0;
        min-height: 300px;
      }

      .page-vn-583__hero-title {
        font-size: 1.8em;
      }

      .page-vn-583__hero-subtitle {
        font-size: 1em;
      }

      .page-vn-583__button {
        padding: 10px 20px;
        font-size: 0.9em;
      }

      .page-vn-583__section {
        padding: 30px 0;
      }

      .page-vn-583__section-title {
        font-size: 1.6em;
        margin-bottom: 20px;
      }

      .page-vn-583__grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .page-vn-583__grid-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: 20px;
      }

      .page-vn-583__game-card {
        max-width: 100%;
      }

      .page-vn-583__logo-grid {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
      }

      .page-vn-583__faq-question {
        padding: 12px 15px;
      }

      .page-vn-583__faq-question h3 {
        font-size: 1em;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }

      .page-vn-583__faq-answer {
        padding: 0 15px;
      }

      .page-vn-583__faq-item.active .page-vn-583__faq-answer {
        padding: 15px !important;
      }

      .page-vn-583__floating-buttons {
        bottom: 10px;
        right: 10px;
        flex-direction: row; /* Horizontal on smaller screens */
      }

      .page-vn-583__floating-button {
        padding: 8px 15px;
        font-size: 0.9em;
      }
    }

    @media (max-width: 480px) {
      .page-vn-583__hero-title {
        font-size: 1.5em;
      }

      .page-vn-583__hero-subtitle {
        font-size: 0.9em;
      }

      .page-vn-583__section-title {
        font-size: 1.4em;
      }

      .page-vn-583__floating-buttons {
        width: 100%;
        left: 0;
        right: 0;
        justify-content: space-around;
        border-top: 1px solid #ddd;
        background-color: rgba(255, 255, 255, 0.9);
        padding: 10px 0;
        box-shadow: 0 -2px 5px rgba(0,0,0,0.1);
      }

      .page-vn-583__floating-button {
        width: 45%;
        max-width: 150px;
      }
    }