:root {
      --page-98vin__primary-color: #FFD700; /* Vàng */
      --page-98vin__secondary-color: #FFFFFF; /* Trắng */
      --page-98vin__background-color: #000000; /* Đen */
      --page-98vin__accent-color: #FF4500; /* Cam đỏ cho điểm nhấn */
    }

    .page-98vin {
      background-color: var(--page-98vin__background-color);
      color: var(--page-98vin__secondary-color);
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      overflow-x: hidden;
    }

    .page-98vin__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
    }

    .page-98vin__section {
      padding: 40px 20px;
      margin-bottom: 20px;
      border-radius: 8px;
    }

    .page-98vin__section--dark {
      background-color: #1a1a1a;
    }

    .page-98vin__hero-section {
      position: relative;
      text-align: center;
      padding-top: 150px; /* An toàn cho header cố định */
      padding-bottom: 50px;
      overflow: hidden;
    }

    .page-98vin__hero-image {
      width: 100%;
      height: auto;
      max-width: 100%;
      display: block;
      margin: 0 auto;
      border-radius: 8px;
    }

    .page-98vin__hero-content {
      position: relative;
      z-index: 2;
      padding: 20px;
      max-width: 800px;
      margin: 20px auto 0;
    }

    .page-98vin__hero-title {
      color: var(--page-98vin__primary-color);
      font-size: 2.8em;
      margin-bottom: 15px;
      line-height: 1.2;
    }

    .page-98vin__hero-description {
      font-size: 1.2em;
      color: var(--page-98vin__secondary-color);
      margin-bottom: 30px;
    }

    .page-98vin__button {
      display: inline-block;
      background-color: var(--page-98vin__primary-color);
      color: var(--page-98vin__background-color);
      padding: 15px 30px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
      cursor: pointer;
    }

    .page-98vin__button:hover {
      background-color: var(--page-98vin__accent-color);
      transform: translateY(-3px);
    }

    .page-98vin__floating-button {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      z-index: 1000;
      animation: page-98vin__pulse 1.5s infinite;
      box-shadow: 0 4px 15px rgba(255, 215, 0, 0.6);
      white-space: nowrap; /* Ngăn nút bị ngắt dòng */
      padding: 12px 25px; /* Điều chỉnh padding cho di động */
      font-size: 1em; /* Điều chỉnh font size cho di động */
    }

    @keyframes page-98vin__pulse {
      0% {
        transform: translateX(-50%) scale(1);
      }
      50% {
        transform: translateX(-50%) scale(1.05);
      }
      100% {
        transform: translateX(-50%) scale(1);
      }
    }

    .page-98vin__title {
      color: var(--page-98vin__primary-color);
      text-align: center;
      font-size: 2.2em;
      margin-bottom: 30px;
      position: relative;
    }

    .page-98vin__title::after {
      content: '';
      display: block;
      width: 60px;
      height: 4px;
      background-color: var(--page-98vin__primary-color);
      margin: 10px auto 0;
      border-radius: 2px;
    }

    .page-98vin__text-content {
      font-size: 1.1em;
      margin-bottom: 20px;
      text-align: justify;
      color: var(--page-98vin__secondary-color);
    }

    .page-98vin__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
      gap: 20px;
      margin-top: 30px;
    }

    .page-98vin__game-item {
      background-color: #222;
      border-radius: 10px;
      overflow: hidden;
      text-align: center;
      padding: 15px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      align-items: center;
    }

    .page-98vin__game-item:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 15px rgba(255, 215, 0, 0.5);
    }

    .page-98vin__game-image-wrapper {
      width: 100%;
      max-width: 150px; /* Kích thước logo game */
      height: auto;
      margin-bottom: 15px;
      overflow: hidden;
      box-sizing: border-box;
    }

    .page-98vin__game-image {
      width: 100%;
      height: auto;
      max-width: 100%;
      display: block;
      border-radius: 8px;
    }

    .page-98vin__game-title {
      font-size: 1.1em;
      color: var(--page-98vin__primary-color);
      margin-top: 10px;
      font-weight: bold;
    }

    .page-98vin__promotion-card-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-98vin__promotion-card {
      background-color: #222;
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .page-98vin__promotion-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 15px rgba(255, 215, 0, 0.5);
    }

    .page-98vin__promotion-image-wrapper {
      width: 100%;
      height: 200px;
      overflow: hidden;
      box-sizing: border-box;
    }

    .page-98vin__promotion-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      max-width: 100%;
      display: block;
    }

    .page-98vin__promotion-content {
      padding: 20px;
    }

    .page-98vin__promotion-title {
      font-size: 1.3em;
      color: var(--page-98vin__primary-color);
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-98vin__promotion-description {
      font-size: 0.95em;
      color: var(--page-98vin__secondary-color);
      margin-bottom: 15px;
    }

    .page-98vin__list {
      list-style: none;
      padding: 0;
      margin: 20px 0;
    }

    .page-98vin__list-item {
      background-color: #222;
      padding: 15px 20px;
      margin-bottom: 10px;
      border-left: 5px solid var(--page-98vin__primary-color);
      border-radius: 5px;
      color: var(--page-98vin__secondary-color);
      font-size: 1.05em;
    }

    .page-98vin__list-item strong {
      color: var(--page-98vin__primary-color);
    }

    .page-98vin__faq-section {
      margin-top: 40px;
    }

    .page-98vin__faq-item {
      background-color: #1a1a1a;
      margin-bottom: 15px;
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    }

    .page-98vin__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 18px 20px;
      background-color: #222;
      color: var(--page-98vin__primary-color);
      font-size: 1.15em;
      font-weight: bold;
      cursor: pointer;
      user-select: none;
      transition: background-color 0.3s ease;
    }

    .page-98vin__faq-question h3 {
      margin: 0;
      font-size: 1em; /* Kế thừa từ cha */
      color: inherit;
      pointer-events: none; /* Ngăn chặn h3 chặn sự kiện click */
    }

    .page-98vin__faq-question:hover {
      background-color: #333;
    }

    .page-98vin__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      transition: transform 0.3s ease;
      pointer-events: none; /* Ngăn chặn toggle chặn sự kiện click */
    }

    .page-98vin__faq-item.active .page-98vin__faq-toggle {
      transform: rotate(45deg); /* Biến đổi '+' thành 'X' hoặc tương tự */
    }

    .page-98vin__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 20px;
      color: var(--page-98vin__secondary-color);
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
    }

    .page-98vin__faq-item.active .page-98vin__faq-answer {
      max-height: 2000px !important; /* Đủ lớn để chứa mọi nội dung */
      padding: 20px !important;
      opacity: 1;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-98vin__container {
        padding: 10px;
      }

      .page-98vin__hero-section {
        padding-top: 150px; /* Đảm bảo an toàn cho mobile cũng */
        padding-bottom: 30px;
      }

      .page-98vin__hero-title {
        font-size: 2em;
      }

      .page-98vin__hero-description {
        font-size: 1em;
      }

      .page-98vin__title {
        font-size: 1.8em;
      }

      .page-98vin__section {
        padding: 30px 15px;
      }

      .page-98vin__game-grid {
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
      }

      .page-98vin__game-image-wrapper {
        max-width: 100px;
      }

      .page-98vin__game-title {
        font-size: 1em;
      }

      .page-98vin__promotion-card-grid {
        grid-template-columns: 1fr;
      }

      .page-98vin__promotion-image-wrapper {
        height: 180px;
      }

      .page-98vin__promotion-title {
        font-size: 1.2em;
      }

      .page-98vin__promotion-description {
        font-size: 0.9em;
      }

      .page-98vin__faq-question {
        font-size: 1em;
        padding: 15px;
      }

      .page-98vin__faq-answer {
        padding: 0 15px;
        font-size: 0.9em;
      }

      .page-98vin__faq-item.active .page-98vin__faq-answer {
        padding: 15px !important;
      }

      .page-98vin__button {
        padding: 12px 20px;
        font-size: 1em;
      }

      /* Image responsive optimization */
      .page-98vin__hero-image,
      .page-98vin__game-image,
      .page-98vin__promotion-image {
        max-width: 100% !important;
        height: auto !important;
      }
      .page-98vin__game-image-wrapper,
      .page-98vin__promotion-image-wrapper {
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
      }
    }