:root {
      --page-28betlogin-primary-color: #e44d26; /* Màu chủ đạo mạnh mẽ, thu hút */
      --page-28betlogin-secondary-color: #333; /* Màu chữ chính */
      --page-28betlogin-background-light: #f8f9fa; /* Nền sáng */
      --page-28betlogin-background-dark: #2c3e50; /* Nền tối */
      --page-28betlogin-text-color-dark: #333;
      --page-28betlogin-text-color-light: #fff;
      --page-28betlogin-border-color: #ddd;
      --page-28betlogin-accent-color: #f39c12; /* Màu nhấn rực rỡ */
    }

    .page-28betlogin {
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      color: var(--page-28betlogin-text-color-dark);
      background-color: var(--page-28betlogin-background-light);
      overflow-x: hidden; /* Ngăn cuộn ngang */
    }

    .page-28betlogin__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
      box-sizing: border-box;
    }

    /* Hero Section */
    .page-28betlogin__hero-section {
      background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('[GALLERY:banner:gaming,28bet,login,promotion]');
      background-size: cover;
      background-position: center;
      color: var(--page-28betlogin-text-color-light);
      text-align: center;
      padding: 120px 20px 60px; /* Đệm trên được điều chỉnh cho header cố định */
      position: relative;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
    }
    @media (max-width: 768px) {
        .page-28betlogin__hero-section {
            padding: 100px 15px 40px; /* Điều chỉnh đệm cho di động */
        }
    }

    .page-28betlogin__hero-content {
      max-width: 800px;
      margin: 0 auto;
      z-index: 1;
    }

    .page-28betlogin__hero-title {
      font-size: 3.5em;
      margin-bottom: 20px;
      color: var(--page-28betlogin-accent-color);
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
      line-height: 1.2;
    }
    @media (max-width: 768px) {
      .page-28betlogin__hero-title {
        font-size: 2.2em;
      }
    }

    .page-28betlogin__hero-text {
      font-size: 1.3em;
      margin-bottom: 30px;
      color: var(--page-28betlogin-text-color-light);
      text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
    }
    @media (max-width: 768px) {
      .page-28betlogin__hero-text {
        font-size: 1em;
      }
    }

    .page-28betlogin__hero-button {
      background-color: var(--page-28betlogin-primary-color);
      color: var(--page-28betlogin-text-color-light);
      padding: 15px 30px;
      font-size: 1.1em;
      border: none;
      border-radius: 5px;
      cursor: pointer;
      transition: background-color 0.3s ease;
      text-decoration: none; /* Đảm bảo không có gạch chân */
      display: inline-block;
      font-weight: bold;
    }

    .page-28betlogin__hero-button:hover {
      background-color: #c0392b;
    }

    /* Nút Đăng Nhập Nổi */
    .page-28betlogin__floating-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: var(--page-28betlogin-accent-color);
      color: var(--page-28betlogin-text-color-dark);
      padding: 15px 25px;
      border-radius: 50px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      z-index: 1000;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: transform 0.3s ease, background-color 0.3s ease;
      animation: page-28betlogin__pulse 2s infinite;
    }

    .page-28betlogin__floating-button:hover {
      transform: scale(1.05);
      background-color: #e67e22;
    }

    @keyframes page-28betlogin__pulse {
      0% {
        transform: scale(1);
      }
      50% {
        transform: scale(1.05);
      }
      100% {
        transform: scale(1);
      }
    }

    @media (max-width: 768px) {
      .page-28betlogin__floating-button {
        bottom: 15px;
        right: 15px;
        padding: 12px 20px;
        font-size: 1em;
      }
    }

    /* Kiểu dáng phần chung */
    .page-28betlogin__section {
      padding: 60px 0;
      text-align: center;
    }

    .page-28betlogin__section:nth-of-type(even) {
      background-color: var(--page-28betlogin-background-light);
    }

    .page-28betlogin__section-title {
      font-size: 2.5em;
      margin-bottom: 40px;
      color: var(--page-28betlogin-primary-color);
    }
    @media (max-width: 768px) {
      .page-28betlogin__section-title {
        font-size: 1.8em;
        margin-bottom: 30px;
      }
    }

    /* Danh sách ưu điểm/tính năng */
    .page-28betlogin__advantages-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      list-style: none;
      padding: 0;
      margin: 0;
      text-align: left;
    }

    .page-28betlogin__advantage-item {
      background-color: var(--page-28betlogin-text-color-light);
      padding: 30px;
      border-radius: 8px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      transition: transform 0.3s ease;
      box-sizing: border-box; /* Quan trọng cho responsive */
      width: 100%; /* Mặc định 100% cho mobile-first */
    }

    .page-28betlogin__advantage-item:hover {
      transform: translateY(-5px);
    }

    .page-28betlogin__advantage-icon {
      width: 200px; /* Đảm bảo tối thiểu 200px */
      height: 200px; /* Đảm bảo tối thiểu 200px */
      margin-bottom: 20px;
      display: block;
      margin-left: auto;
      margin-right: auto;
      border-radius: 50%;
      object-fit: cover;
      max-width: 100%; /* Responsive cho hình ảnh */
      height: auto; /* Responsive cho hình ảnh */
    }

    .page-28betlogin__advantage-title {
      font-size: 1.5em;
      color: var(--page-28betlogin-primary-color);
      margin-bottom: 15px;
    }

    .page-28betlogin__advantage-text {
      font-size: 1em;
      color: var(--page-28betlogin-secondary-color);
    }

    /* Lưới trò chơi */
    .page-28betlogin__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      padding: 0;
      margin: 0;
    }

    .page-28betlogin__game-card {
      background-color: var(--page-28betlogin-text-color-light);
      border-radius: 8px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      overflow: hidden;
      transition: transform 0.3s ease;
      box-sizing: border-box; /* Quan trọng cho responsive */
      width: 100%; /* Mặc định 100% cho mobile-first */
    }

    .page-28betlogin__game-card:hover {
      transform: translateY(-5px);
    }

    .page-28betlogin__game-image-wrapper {
      width: 100%;
      height: 220px; /* Chiều cao cố định cho hình ảnh */
      overflow: hidden;
      display: flex;
      justify-content: center;
      align-items: center;
      background-color: #eee;
    }

    .page-28betlogin__game-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      min-width: 200px; /* Đảm bảo tối thiểu 200px */
      min-height: 200px; /* Đảm bảo tối thiểu 200px */
    }

    .page-28betlogin__game-content {
      padding: 20px;
    }

    .page-28betlogin__game-title {
      font-size: 1.4em;
      color: var(--page-28betlogin-primary-color);
      margin-bottom: 10px;
    }

    .page-28betlogin__game-description {
      font-size: 0.95em;
      color: var(--page-28betlogin-secondary-color);
    }

    /* Các bước hướng dẫn */
    .page-28betlogin__guide-steps {
      display: flex;
      flex-direction: column;
      gap: 30px;
      max-width: 800px;
      margin: 0 auto;
      padding: 0;
    }

    .page-28betlogin__step-item {
      display: flex;
      align-items: flex-start;
      text-align: left;
      background-color: var(--page-28betlogin-text-color-light);
      padding: 25px;
      border-radius: 8px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
      box-sizing: border-box;
      width: 100%;
    }

    .page-28betlogin__step-number {
      background-color: var(--page-28betlogin-primary-color);
      color: var(--page-28betlogin-text-color-light);
      border-radius: 50%;
      width: 40px;
      height: 40px;
      display: flex;
      justify-content: center;
      align-items: center;
      font-size: 1.5em;
      font-weight: bold;
      flex-shrink: 0;
      margin-right: 20px;
    }

    .page-28betlogin__step-content h3 {
      font-size: 1.3em;
      color: var(--page-28betlogin-primary-color);
      margin-top: 0;
      margin-bottom: 10px;
    }

    .page-28betlogin__step-content p {
      font-size: 1em;
      color: var(--page-28betlogin-secondary-color);
      margin-bottom: 0;
    }

    /* Khuyến mãi */
    .page-28betlogin__promotions-section {
      background-color: var(--page-28betlogin-background-dark);
      color: var(--page-28betlogin-text-color-light);
    }

    .page-28betlogin__promotions-section .page-28betlogin__section-title {
      color: var(--page-28betlogin-accent-color);
    }

    .page-28betlogin__promo-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 30px;
      padding: 0;
      margin: 0;
    }

    .page-28betlogin__promo-card {
      background-color: #3e5060;
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      text-align: left;
      box-sizing: border-box;
      width: 100%;
    }

    .page-28betlogin__promo-image-wrapper {
        width: 100%;
        height: 220px; /* Đảm bảo hình ảnh không quá nhỏ */
        overflow: hidden;
        display: flex;
        justify-content: center;
        align-items: center;
        background-color: #4a5d6e;
    }
    .page-28betlogin__promo-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      min-width: 200px; /* Đảm bảo tối thiểu 200px */
      min-height: 200px; /* Đảm bảo tối thiểu 200px */
    }

    .page-28betlogin__promo-content {
      padding: 25px;
    }

    .page-28betlogin__promo-title {
      font-size: 1.4em;
      color: var(--page-28betlogin-accent-color);
      margin-bottom: 10px;
    }

    .page-28betlogin__promo-description {
      font-size: 0.95em;
      color: #ccc;
      margin-bottom: 20px;
    }

    .page-28betlogin__promo-button {
      background-color: var(--page-28betlogin-primary-color);
      color: var(--page-28betlogin-text-color-light);
      padding: 10px 20px;
      border: none;
      border-radius: 5px;
      cursor: pointer;
      transition: background-color 0.3s ease;
      font-weight: bold;
      display: inline-block;
      text-decoration: none;
    }

    .page-28betlogin__promo-button:hover {
      background-color: #c0392b;
    }

    /* Phần Câu hỏi thường gặp (FAQ) */
    .page-28betlogin__faq-section {
      text-align: left;
    }

    .page-28betlogin__faq-list {
      max-width: 800px;
      margin: 0 auto;
      padding: 0;
      list-style: none;
    }

    .page-28betlogin__faq-item {
      background-color: var(--page-28betlogin-text-color-light);
      border: 1px solid var(--page-28betlogin-border-color);
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
      box-sizing: border-box;
      width: 100%;
    }

    .page-28betlogin__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      cursor: pointer;
      background-color: #f0f0f0;
      transition: background-color 0.3s ease;
      user-select: none;
    }

    .page-28betlogin__faq-question:hover {
      background-color: #e0e0e0;
    }

    .page-28betlogin__faq-question h3 {
      margin: 0;
      font-size: 1.1em;
      color: var(--page-28betlogin-primary-color);
      pointer-events: none; /* Ngăn h3 chặn sự kiện click */
    }

    .page-28betlogin__faq-toggle {
      font-size: 1.5em;
      font-weight: bold;
      color: var(--page-28betlogin-primary-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Ngăn biểu tượng toggle chặn sự kiện click */
    }

    .page-28betlogin__faq-item.active .page-28betlogin__faq-toggle {
      transform: rotate(45deg); /* Thay đổi + thành X hoặc tương tự */
    }

    .page-28betlogin__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 20px;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
      color: var(--page-28betlogin-secondary-color);
      font-size: 0.95em;
    }

    .page-28betlogin__faq-item.active .page-28betlogin__faq-answer {
      max-height: 2000px !important; /* Đủ lớn để chứa nội dung */
      padding: 20px !important;
      opacity: 1;
    }
    .page-28betlogin__faq-answer p {
        margin: 0;
        padding-bottom: 10px; /* Thêm khoảng cách cho các đoạn văn */
    }
    .page-28betlogin__faq-answer p:last-child {
        padding-bottom: 0;
    }

    /* Phần kêu gọi hành động */
    .page-28betlogin__cta-section {
      background-color: var(--page-28betlogin-primary-color);
      color: var(--page-28betlogin-text-color-light);
      padding: 50px 20px;
    }

    .page-28betlogin__cta-text {
      font-size: 1.8em;
      margin-bottom: 30px;
      line-height: 1.4;
    }
    @media (max-width: 768px) {
      .page-28betlogin__cta-text {
        font-size: 1.3em;
      }
    }

    .page-28betlogin__cta-button {
      background-color: var(--page-28betlogin-accent-color);
      color: var(--page-28betlogin-text-color-dark);
      padding: 15px 35px;
      font-size: 1.2em;
      border: none;
      border-radius: 5px;
      cursor: pointer;
      transition: background-color 0.3s ease;
      text-decoration: none;
      display: inline-block;
      font-weight: bold;
    }

    .page-28betlogin__cta-button:hover {
      background-color: #e67e22;
    }

    /* Điều chỉnh responsive cho danh sách và hình ảnh */
    @media (max-width: 768px) {
      .page-28betlogin__container {
        padding: 15px;
      }

      .page-28betlogin__advantages-list,
      .page-28betlogin__game-grid,
      .page-28betlogin__promo-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .page-28betlogin__advantage-item,
      .page-28betlogin__game-card,
      .page-28betlogin__promo-card,
      .page-28betlogin__faq-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: 20px !important; /* Điều chỉnh đệm cho di động */
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }
      .page-28betlogin__advantages-list,
      .page-28betlogin__game-grid,
      .page-28betlogin__promo-grid,
      .page-28betlogin__faq-list {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        padding: 0 !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }

      .page-28betlogin__advantage-icon,
      .page-28betlogin__game-image,
      .page-28betlogin__promo-image {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }
      .page-28betlogin__game-image-wrapper,
      .page-28betlogin__promo-image-wrapper {
          height: auto; /* Cho phép chiều cao điều chỉnh theo tỷ lệ khung hình */
      }

      .page-28betlogin__step-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 20px;
      }

      .page-28betlogin__step-number {
        margin-right: 0;
        margin-bottom: 15px;
      }

      .page-28betlogin__step-content h3 {
        font-size: 1.2em;
      }
      .page-28betlogin__step-content p {
        font-size: 0.9em;
      }

      .page-28betlogin__faq-question {
        padding: 12px 15px;
      }
      .page-28betlogin__faq-question h3 {
        font-size: 1em;
      }
      .page-28betlogin__faq-answer {
        padding: 0 15px;
      }
      .page-28betlogin__faq-item.active .page-28betlogin__faq-answer {
        padding: 15px !important;
      }
    }