:root {
      --cs88-primary-color: #e44d26; /* Màu cam-đỏ rực rỡ */
      --cs88-secondary-color: #333; /* Màu xám tối */
      --cs88-text-color: #f0f0f0; /* Màu chữ sáng */
      --cs88-dark-bg: #1a1a1a; /* Nền tối */
      --cs88-light-bg: #2a2a2a; /* Nền sáng hơn một chút */
      --cs88-border-color: #555; /* Màu viền */
      --cs88-accent-color: #ffd700; /* Màu vàng kim cho điểm nhấn */
    }

    .page-cs88 {
      font-family: 'Arial', sans-serif;
      color: var(--cs88-text-color);
      background-color: var(--cs88-dark-bg);
      line-height: 1.6;
      padding-top: var(--header-offset, 122px); /* Đảm bảo nội dung không bị che bởi header cố định */
    }

    .page-cs88__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
      box-sizing: border-box;
    }

    /* Hero Section */
    .page-cs88__hero-section {
      position: relative;
      text-align: center;
      padding: 80px 20px;
      overflow: hidden;
      background-color: var(--cs88-light-bg);
      padding-top: 10px; /* Thêm một chút khoảng cách trên cùng, body đã có padding-top */
    }

    .page-cs88__hero-image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      z-index: 1;
      opacity: 0.3;
    }

    .page-cs88__hero-content {
      position: relative;
      z-index: 2;
      max-width: 800px;
      margin: 0 auto;
      background-color: rgba(0, 0, 0, 0.6);
      padding: 40px;
      border-radius: 10px;
    }

    .page-cs88__hero-title {
      font-size: 3.5em;
      color: var(--cs88-accent-color);
      margin-bottom: 20px;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
      font-weight: bold;
    }

    .page-cs88__hero-description {
      font-size: 1.2em;
      margin-bottom: 30px;
      color: var(--cs88-text-color);
    }

    /* Section Styling */
    .page-cs88__section {
      padding: 60px 0;
      text-align: center;
      background-color: var(--cs88-dark-bg);
    }

    .page-cs88__section:nth-of-type(even) {
      background-color: var(--cs88-light-bg);
    }

    .page-cs88__section-title {
      font-size: 2.5em;
      color: var(--cs88-primary-color);
      margin-bottom: 40px;
      position: relative;
      display: inline-block;
    }

    .page-cs88__section-title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: -10px;
      transform: translateX(-50%);
      width: 80px;
      height: 4px;
      background-color: var(--cs88-accent-color);
      border-radius: 2px;
    }

    .page-cs88__text-content {
      font-size: 1.1em;
      max-width: 900px;
      margin: 0 auto 30px auto;
      color: var(--cs88-text-color);
    }

    /* Game Categories / Product Display */
    .page-cs88__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }

    .page-cs88__game-card {
      background-color: var(--cs88-dark-bg);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: left;
      border: 1px solid var(--cs88-border-color);
    }

    .page-cs88__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
    }

    .page-cs88__game-card-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
    }

    .page-cs88__game-card-content {
      padding: 20px;
    }

    .page-cs88__game-card-title {
      font-size: 1.5em;
      color: var(--cs88-primary-color);
      margin-bottom: 10px;
    }

    .page-cs88__game-card-description {
      font-size: 0.95em;
      color: var(--cs88-text-color);
    }

    /* Why Choose CS88 */
    .page-cs88__feature-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 25px;
      margin-top: 40px;
      list-style: none;
      padding: 0;
    }

    .page-cs88__feature-item {
      background-color: var(--cs88-dark-bg);
      padding: 30px;
      border-radius: 10px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
      text-align: center;
      border: 1px solid var(--cs88-border-color);
      box-sizing: border-box; /* Quan trọng cho responsive */
    }

    .page-cs88__feature-icon {
      width: 80px;
      height: 80px;
      margin-bottom: 20px;
      object-fit: contain;
      display: block;
      margin-left: auto;
      margin-right: auto;
    }

    .page-cs88__feature-title {
      font-size: 1.4em;
      color: var(--cs88-accent-color);
      margin-bottom: 15px;
    }

    .page-cs88__feature-description {
      font-size: 1em;
      color: var(--cs88-text-color);
    }

    /* Promotions Section */
    .page-cs88__promotion-banner {
      width: 100%;
      max-width: 900px;
      height: auto;
      border-radius: 10px;
      margin-top: 30px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      display: block;
      margin-left: auto;
      margin-right: auto;
    }

    .page-cs88__promotion-link {
      display: inline-block;
      margin-top: 30px;
      padding: 15px 30px;
      background-color: var(--cs88-primary-color);
      color: #fff;
      text-decoration: none;
      border-radius: 5px;
      font-weight: bold;
      transition: background-color 0.3s ease;
      cursor: pointer; /* Hiển thị là có thể nhấp, dù không có link nội bộ */
    }

    .page-cs88__promotion-link:hover {
      background-color: #ff6a40;
    }

    /* Floating Buttons */
    .page-cs88__floating-buttons {
      position: fixed;
      top: 50%;
      right: 20px;
      transform: translateY(-50%);
      z-index: 1000;
      display: flex;
      flex-direction: column;
      gap: 15px;
    }

    .page-cs88__floating-button {
      background-color: var(--cs88-primary-color);
      color: #fff;
      padding: 15px 20px;
      border-radius: 8px;
      text-align: center;
      font-weight: bold;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
      cursor: pointer;
      transition: background-color 0.3s ease, transform 0.2s ease;
      min-width: 120px;
      font-size: 1.1em;
      border: none;
    }

    .page-cs88__floating-button:hover {
      background-color: #ff6a40;
      transform: scale(1.05);
    }

    /* Payment and Provider Logos */
    .page-cs88__logo-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      gap: 20px;
      margin-top: 40px;
      align-items: center;
      justify-items: center;
    }

    .page-cs88__logo-item img {
      width: 100%;
      max-width: 150px;
      height: auto;
      object-fit: contain;
      filter: grayscale(80%); /* Chỉ dùng grayscale, không thay đổi màu gốc */
      transition: filter 0.3s ease;
    }

    .page-cs88__logo-item img:hover {
      filter: grayscale(0%);
    }

    /* FAQ Section */
    .page-cs88__faq-list {
      max-width: 800px;
      margin: 40px auto 0 auto;
      text-align: left;
    }

    .page-cs88__faq-item {
      background-color: var(--cs88-light-bg);
      border: 1px solid var(--cs88-border-color);
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    }

    .page-cs88__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 25px;
      cursor: pointer;
      background-color: var(--cs88-primary-color);
      color: #fff;
      font-size: 1.2em;
      font-weight: bold;
      transition: background-color 0.3s ease;
      user-select: none;
    }

    .page-cs88__faq-question h3 {
      margin: 0;
      flex-grow: 1;
      color: inherit;
      pointer-events: none; /* Ngăn h3 chặn sự kiện click */
    }

    .page-cs88__faq-toggle {
      font-size: 1.8em;
      line-height: 1;
      margin-left: 15px;
      transition: transform 0.3s ease;
      pointer-events: none; /* Ngăn icon toggle chặn sự kiện click */
    }

    .page-cs88__faq-item.active .page-cs88__faq-toggle {
      transform: rotate(45deg); /* Biến dấu cộng thành dấu X (xoay 45 độ) */
    }

    .page-cs88__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      background-color: var(--cs88-dark-bg);
      color: var(--cs88-text-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-cs88__faq-item.active .page-cs88__faq-answer {
      max-height: 2000px !important; /* Đủ lớn để chứa mọi nội dung */
      padding: 20px 25px !important;
      opacity: 1;
    }

    /* Responsive Design */
    @media (max-width: 1024px) {
      .page-cs88__hero-title {
        font-size: 3em;
      }
      .page-cs88__section-title {
        font-size: 2em;
      }
    }

    @media (max-width: 768px) {
      .page-cs88__hero-section {
        padding: 60px 15px;
      }
      .page-cs88__hero-content {
        padding: 30px;
      }
      .page-cs88__hero-title {
        font-size: 2.5em;
      }
      .page-cs88__hero-description {
        font-size: 1em;
      }
      .page-cs88__section {
        padding: 40px 0;
      }
      .page-cs88__section-title {
        font-size: 1.8em;
      }
      .page-cs88__text-content {
        font-size: 0.95em;
      }

      /* Responsive cho ảnh */
      .page-cs88 img {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }
      .page-cs88__game-card-image,
      .page-cs88__feature-icon,
      .page-cs88__promotion-banner {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }

      /* Responsive cho các mục danh sách */
      .page-cs88__feature-list,
      .page-cs88__game-grid,
      .page-cs88__logo-grid {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
        width: 100% !important;
        max-width: 100% !important;
        padding: 0 15px !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }

      .page-cs88__feature-item,
      .page-cs88__game-card,
      .page-cs88__logo-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
      }
      .page-cs88__feature-item {
        padding: 20px !important;
      }
      .page-cs88__game-card-content {
        padding: 15px !important;
      }

      .page-cs88__floating-buttons {
        right: 10px;
        gap: 10px;
      }
      .page-cs88__floating-button {
        padding: 12px 15px;
        min-width: 100px;
        font-size: 1em;
      }

      .page-cs88__faq-list {
        padding: 0 15px;
      }
      .page-cs88__faq-question {
        padding: 15px 20px;
        font-size: 1.1em;
      }
      .page-cs88__faq-answer {
        padding: 0 20px;
      }
      .page-cs88__faq-item.active .page-cs88__faq-answer {
        padding: 15px 20px !important;
      }
    }

    @media (max-width: 480px) {
      .page-cs88__hero-title {
        font-size: 2em;
      }
      .page-cs88__section-title {
        font-size: 1.5em;
      }
      .page-cs88__hero-content {
        padding: 20px;
      }
      .page-cs88__faq-question {
        font-size: 1em;
      }
      .page-cs88__faq-toggle {
        font-size: 1.5em;
      }
    }