/* CSS cho trang qq8889 */
    :root {
      --page-qq8889-primary-color: #e44d26; /* Một màu cam đỏ nổi bật */
      --page-qq8889-secondary-color: #333;
      --page-qq8889-accent-color: #f7b731; /* Màu vàng tươi */
      --page-qq8889-bg-color: #1a1a1a; /* Nền tối */
      --page-qq8889-text-color: #f0f0f0; /* Chữ sáng */
      --page-qq8889-dark-text-color: #222; /* Chữ tối trên nền sáng */
      --page-qq8889-border-radius: 8px;
      --page-qq8889-padding-mobile: 15px;
      --page-qq8889-padding-desktop: 30px;
      --page-qq8889-banner-safety-height: 160px; /* Chiều cao an toàn cho banner */
    }

    .page-qq8889 {
      font-family: 'Arial', sans-serif;
      color: var(--page-qq8889-text-color);
      background-color: var(--page-qq8889-bg-color);
      line-height: 1.6;
      padding-bottom: 80px; /* Để tránh nút nổi bị che */
    }

    .page-qq8889 .page-qq8889-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: var(--page-qq8889-padding-mobile);
    }

    @media (min-width: 768px) {
      .page-qq8889 .page-qq8889-container {
        padding: var(--page-qq8889-padding-desktop);
      }
    }

    /* Banner chính */
    .page-qq8889-hero {
      position: relative;
      width: 100%;
      overflow: hidden;
      margin-bottom: 20px;
      padding-top: var(--page-qq8889-banner-safety-height); /* Vùng an toàn cho banner */
    }

    .page-qq8889-hero__image {
      display: block;
      width: 100%;
      height: auto;
      object-fit: cover; /* Đảm bảo hình ảnh không bị kéo giãn */
      border-radius: var(--page-qq8889-border-radius);
      margin: 0 auto; /* Căn giữa hình ảnh */
    }

    .page-qq8889-hero__content {
      text-align: center;
      padding: 20px 0;
    }

    .page-qq8889-hero__title {
      font-size: 2.2em;
      color: var(--page-qq8889-primary-color);
      margin-bottom: 10px;
      line-height: 1.2;
    }

    @media (min-width: 768px) {
      .page-qq8889-hero__title {
        font-size: 3.5em;
      }
    }

    .page-qq8889-hero__description {
      font-size: 1.1em;
      color: var(--page-qq8889-text-color);
      margin-bottom: 20px;
    }

    /* Nút đăng nhập nổi */
    .page-qq8889-floating-button {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      background-color: var(--page-qq8889-accent-color);
      color: var(--page-qq8889-dark-text-color);
      padding: 15px 30px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.2em;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      z-index: 1000;
      transition: all 0.3s ease;
      animation: page-qq8889-pulse 2s infinite;
      white-space: nowrap; /* Ngăn nút bị xuống dòng */
    }

    .page-qq8889-floating-button:hover {
      background-color: #ffd452;
      transform: translateX(-50%) scale(1.05);
    }

    @keyframes page-qq8889-pulse {
      0% { box-shadow: 0 0 0 0 rgba(247, 183, 49, 0.7); }
      70% { box-shadow: 0 0 0 20px rgba(247, 183, 49, 0); }
      100% { box-shadow: 0 0 0 0 rgba(247, 183, 49, 0); }
    }

    /* Các phần nội dung chung */
    .page-qq8889-section {
      background-color: var(--page-qq8889-secondary-color);
      padding: var(--page-qq8889-padding-mobile);
      margin-bottom: 20px;
      border-radius: var(--page-qq8889-border-radius);
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    }

    .page-qq8889-section-title {
      color: var(--page-qq8889-primary-color);
      font-size: 1.8em;
      text-align: center;
      margin-bottom: 25px;
      position: relative;
      padding-bottom: 10px;
    }

    .page-qq8889-section-title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 60px;
      height: 3px;
      background-color: var(--page-qq8889-accent-color);
      border-radius: 2px;
    }

    .page-qq8889-text {
      color: var(--page-qq8889-text-color);
      margin-bottom: 15px;
    }

    .page-qq8889-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      margin-top: 20px;
    }

    @media (min-width: 768px) {
      .page-qq8889-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      }
    }

    .page-qq8889-card {
      background-color: #2a2a2a;
      border-radius: var(--page-qq8889-border-radius);
      padding: 15px;
      text-align: center;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
      transition: transform 0.2s ease;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
    }

    .page-qq8889-card:hover {
      transform: translateY(-5px);
    }

    .page-qq8889-card__image {
      width: 80px;
      height: 80px;
      object-fit: contain;
      margin-bottom: 10px;
      border-radius: 5px;
    }

    .page-qq8889-card__title {
      font-size: 1.1em;
      color: var(--page-qq8889-accent-color);
      margin-bottom: 5px;
      font-weight: bold;
    }

    .page-qq8889-card__link {
      color: var(--page-qq8889-accent-color);
      text-decoration: none;
      font-weight: bold;
    }

    .page-qq8889-card__link:hover {
      text-decoration: underline;
    }

    /* Danh sách nhà cung cấp */
    .page-qq8889-provider-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
      gap: 15px;
      margin-top: 20px;
      justify-items: center;
    }

    @media (min-width: 768px) {
      .page-qq8889-provider-grid {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
      }
    }

    .page-qq8889-provider-logo {
      width: 100%;
      max-width: 100px;
      height: auto;
      object-fit: contain;
      background-color: #f0f0f0;
      padding: 5px;
      border-radius: 5px;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    }

    /* Câu hỏi thường gặp */
    .page-qq8889-faq-item {
      margin-bottom: 15px;
      background-color: #2a2a2a;
      border-radius: var(--page-qq8889-border-radius);
      padding: 15px;
    }

    .page-qq8889-faq-question {
      font-weight: bold;
      color: var(--page-qq8889-accent-color);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .page-qq8889-faq-question::after {
      content: '+';
      font-size: 1.2em;
      margin-left: 10px;
      transition: transform 0.3s ease;
    }

    .page-qq8889-faq-question.active::after {
      content: '-';
      transform: rotate(180deg);
    }

    .page-qq8889-faq-answer {
      color: var(--page-qq8889-text-color);
      margin-top: 10px;
      display: none;
      padding-left: 10px;
      border-left: 3px solid var(--page-qq8889-primary-color);
    }

    /* CTA cuối trang */
    .page-qq8889-cta {
      text-align: center;
      background-color: var(--page-qq8889-primary-color);
      padding: 30px 20px;
      border-radius: var(--page-qq8889-border-radius);
      margin-top: 30px;
    }

    .page-qq8889-cta__title {
      color: #fff;
      font-size: 2em;
      margin-bottom: 15px;
    }

    .page-qq8889-cta__button {
      display: inline-block;
      background-color: var(--page-qq8889-accent-color);
      color: var(--page-qq8889-dark-text-color);
      padding: 12px 25px;
      border-radius: 30px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease;
    }

    .page-qq8889-cta__button:hover {
      background-color: #ffd452;
    }

    /* Thêm một số kiểu cho danh sách chung */
    .page-qq8889 ul {
      list-style: disc;
      padding-left: 20px;
      margin-bottom: 15px;
    }

    .page-qq8889 ol {
      list-style: decimal;
      padding-left: 20px;
      margin-bottom: 15px;
    }

    .page-qq8889 li {
      margin-bottom: 8px;
      color: var(--page-qq8889-text-color);
    }