/* Tổng quan */
    .page-ok365login {
      font-family: 'Arial', sans-serif;
      color: #333;
      line-height: 1.6;
      background-color: #f8f8f8;
      padding-bottom: 80px; /* Khoảng trống cho nút nổi */
    }

    /* Hero Section */
    .page-ok365login__hero-section {
      position: relative;
      background-color: #0d1a26;
      color: #fff;
      text-align: center;
      padding: 10px 0 40px 0; /* Đảm bảo khoảng cách với header cố định */
      overflow: hidden;
      box-sizing: border-box;
    }

    .page-ok365login__banner-image {
      width: 100%;
      height: auto;
      max-height: 400px;
      object-fit: cover;
      display: block;
      margin: 0 auto;
      border-radius: 8px;
    }

    .page-ok365login__hero-content {
      padding: 20px 15px;
      max-width: 900px;
      margin: 0 auto;
    }

    .page-ok365login__hero-content h1 {
      font-size: 2.5em;
      margin-bottom: 15px;
      color: #ffda44;
      text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    }

    .page-ok365login__hero-content p {
      font-size: 1.1em;
      margin-bottom: 25px;
      max-width: 700px;
      margin-left: auto;
      margin-right: auto;
    }

    /* Nút Đăng Nhập Nổi */
    .page-ok365login__floating-button-wrapper {
      position: fixed;
      bottom: 20px;
      left: 0;
      width: 100%;
      display: flex;
      justify-content: center;
      z-index: 1000;
      padding: 0 15px;
      box-sizing: border-box;
    }

    .page-ok365login__floating-button {
      background-image: linear-gradient(to right, #ff7e5f, #feb47b);
      color: #fff;
      padding: 15px 30px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.2em;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
      transition: all 0.3s ease;
      text-align: center;
      display: block;
      max-width: 320px;
      width: 100%;
    }

    .page-ok365login__floating-button:hover {
      background-image: linear-gradient(to right, #feb47b, #ff7e5f);
      transform: translateY(-3px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
    }

    /* Các Section chung */
    .page-ok365login__section {
      padding: 40px 15px;
      max-width: 1200px;
      margin: 0 auto;
      background-color: #fff;
      border-radius: 8px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
      margin-top: 20px;
    }

    .page-ok365login__section--dark {
      background-color: #2c3e50;
      color: #ecf0f1;
    }

    .page-ok365login__section-title {
      font-size: 2em;
      color: #2c3e50;
      text-align: center;
      margin-bottom: 30px;
      position: relative;
    }

    .page-ok365login__section-title--light {
      color: #ffda44;
    }

    .page-ok365login__section-title::after {
      content: '';
      display: block;
      width: 60px;
      height: 4px;
      background-color: #ffda44;
      margin: 10px auto 0;
      border-radius: 2px;
    }

    .page-ok365login__content-block {
      margin-bottom: 30px;
      text-align: justify;
    }

    .page-ok365login__content-block p {
      margin-bottom: 15px;
    }

    /* Danh sách bước */
    .page-ok365login__step-list {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 20px;
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .page-ok365login__step-item {
      background-color: #f9f9f9;
      border: 1px solid #eee;
      border-radius: 10px;
      padding: 25px;
      flex: 1;
      min-width: 280px;
      max-width: 380px;
      text-align: center;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
      transition: transform 0.3s ease;
      box-sizing: border-box; /* Quan trọng cho responsive */
    }

    .page-ok365login__step-item:hover {
      transform: translateY(-5px);
    }

    .page-ok365login__step-item h3 {
      font-size: 1.5em;
      color: #3498db;
      margin-bottom: 15px;
    }

    .page-ok365login__step-item p {
      font-size: 1em;
      color: #555;
    }

    .page-ok365login__step-image {
      max-width: 100%;
      height: auto;
      border-radius: 8px;
      margin-bottom: 20px;
      box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    }

    /* Lưới trò chơi */
    .page-ok365login__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 25px;
      padding: 0;
      margin: 0;
      list-style: none;
    }

    .page-ok365login__game-card {
      background-color: #fff;
      border-radius: 12px;
      overflow: hidden;
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: center;
      box-sizing: border-box; /* Quan trọng cho responsive */
    }

    .page-ok365login__game-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    }

    .page-ok365login__game-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
    }

    .page-ok365login__game-content {
      padding: 20px;
    }

    .page-ok365login__game-title {
      font-size: 1.3em;
      color: #2c3e50;
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-ok365login__game-description {
      font-size: 0.95em;
      color: #666;
    }

    /* Nút chung */
    .page-ok365login__button {
      display: inline-block;
      background-color: #3498db;
      color: #fff;
      padding: 12px 25px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
      margin-top: 20px;
    }

    .page-ok365login__button:hover {
      background-color: #2980b9;
    }

    /* App Download Section */
    .page-ok365login__app-download {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: center;
      gap: 30px;
      text-align: center;
    }

    .page-ok365login__app-image {
      max-width: 250px;
      height: auto;
      border-radius: 15px;
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    }

    .page-ok365login__app-content {
      max-width: 500px;
    }

    .page-ok365login__app-content h3 {
      font-size: 1.8em;
      color: #3498db;
      margin-bottom: 15px;
    }

    .page-ok365login__app-content p {
      margin-bottom: 20px;
    }

    .page-ok365login__download-buttons {
      display: flex;
      justify-content: center;
      gap: 15px;
      flex-wrap: wrap;
    }

    .page-ok365login__download-button {
      background-color: #2ecc71;
      color: #fff;
      padding: 12px 20px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .page-ok365login__download-button:hover {
      background-color: #27ae60;
    }

    /* FAQ Section */
    .page-ok365login__faq-section {
      margin-top: 30px;
    }

    .page-ok365login__faq-item {
      background-color: #fff;
      margin-bottom: 10px;
      border-radius: 8px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
      overflow: hidden;
    }

    .page-ok365login__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      background-color: #eaf2f8;
      color: #2c3e50;
      cursor: pointer;
      font-weight: bold;
      transition: background-color 0.3s ease;
      user-select: none;
    }

    .page-ok365login__faq-question:hover {
      background-color: #dbe9f5;
    }

    .page-ok365login__faq-question h3 {
      margin: 0;
      font-size: 1.1em;
      pointer-events: none; /* Ngăn chặn h3 chặn sự kiện click */
      color: #2c3e50;
    }

    .page-ok365login__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      transition: transform 0.3s ease;
      pointer-events: none; /* Ngăn chặn toggle chặn sự kiện click */
      color: #3498db;
    }

    .page-ok365login__faq-item.active .page-ok365login__faq-toggle {
      transform: rotate(45deg); /* Chuyển '+' thành 'x' hoặc '-' */
    }

    .page-ok365login__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;
      background-color: #fcfcfc;
      color: #555;
    }

    .page-ok365login__faq-item.active .page-ok365login__faq-answer {
      max-height: 2000px !important; /* Đảm bảo đủ lớn để chứa nội dung */
      padding: 20px 20px !important;
      opacity: 1;
    }

    /* Responsive */
    @media (max-width: 768px) {
      .page-ok365login__hero-section {
        padding-top: 10px; /* Đảm bảo khoảng cách với header cố định */
        padding-bottom: 30px;
      }

      .page-ok365login__hero-content h1 {
        font-size: 1.8em;
      }

      .page-ok365login__hero-content p {
        font-size: 1em;
      }

      .page-ok365login__floating-button {
        padding: 12px 25px;
        font-size: 1em;
        max-width: 90%;
      }

      .page-ok365login__section {
        padding: 30px 15px;
        margin-top: 15px;
      }

      .page-ok365login__section-title {
        font-size: 1.8em;
        margin-bottom: 25px;
      }

      .page-ok365login__step-list {
        flex-direction: column;
        gap: 15px;
      }

      .page-ok365login__step-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: 20px !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
      }

      .page-ok365login__step-item h3 {
        font-size: 1.3em;
      }

      .page-ok365login__game-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .page-ok365login__game-card {
        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-ok365login__game-image {
        max-width: 100%;
        height: auto;
        box-sizing: border-box !important;
      }

      .page-ok365login__app-download {
        flex-direction: column;
        gap: 20px;
      }

      .page-ok365login__app-image {
        max-width: 200px;
      }

      .page-ok365login__app-content h3 {
        font-size: 1.5em;
      }

      .page-ok365login__download-buttons {
        flex-direction: column;
        gap: 10px;
      }

      .page-ok365login__download-button {
        width: 100%;
        max-width: 250px;
        margin: 0 auto;
      }

      .page-ok365login__faq-question {
        padding: 12px 15px;
      }

      .page-ok365login__faq-question h3 {
        font-size: 1em;
      }

      .page-ok365login__faq-answer {
        padding: 0 15px;
      }

      .page-ok365login__faq-item.active .page-ok365login__faq-answer {
        padding: 15px 15px !important;
      }
    }

    @media (max-width: 480px) {
      .page-ok365login__hero-content h1 {
        font-size: 1.5em;
      }
      .page-ok365login__floating-button {
        font-size: 0.9em;
        padding: 10px 20px;
      }
      .page-ok365login__section-title {
        font-size: 1.5em;
      }
      .page-ok365login__step-item h3 {
        font-size: 1.2em;
      }
      .page-ok365login__game-title {
        font-size: 1.1em;
      }
      .page-ok365login__app-content h3 {
        font-size: 1.3em;
      }
    }