:root {
      --page-primary-color: #007bff; /* Xanh dương */
      --page-secondary-color: #6c757d; /* Xám */
      --page-accent-color: #28a745; /* Xanh lá */
      --page-text-color: #333; /* Đen nhạt */
      --page-light-bg: #f8f9fa; /* Nền sáng */
      --page-white: #fff; /* Trắng */
      --page-border-color: #dee2e6; /* Màu viền */
      --page-spacing-unit: 1rem;
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide {
      font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
      line-height: 1.6;
      color: var(--page-text-color);
      background-color: var(--page-light-bg);
      padding: 10px; /* Adjust for fixed header */
      margin: 0 auto;
      max-width: 1200px;
      box-sizing: border-box;
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__container {
      max-width: 960px;
      margin: 0 auto;
      padding: 20px;
      background-color: var(--page-white);
      border-radius: 8px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__hero-section {
      background: linear-gradient(135deg, #007bff, #0056b3);
      color: var(--page-white);
      padding: 60px 20px;
      text-align: center;
      border-radius: 8px;
      margin-bottom: 30px;
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__hero-title {
      font-size: 2.8rem;
      margin-bottom: 15px;
      line-height: 1.2;
      color: var(--page-white);
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__hero-subtitle {
      font-size: 1.3rem;
      max-width: 700px;
      margin: 0 auto;
      opacity: 0.9;
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__section {
      margin-bottom: 40px;
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__section-title {
      font-size: 2rem;
      color: var(--page-primary-color);
      margin-bottom: 25px;
      border-bottom: 2px solid var(--page-border-color);
      padding-bottom: 10px;
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__step-heading {
      font-size: 1.6rem;
      color: var(--page-accent-color);
      margin-top: 30px;
      margin-bottom: 15px;
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__paragraph {
      margin-bottom: 15px;
      color: var(--page-text-color);
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__image-wrapper {
      margin: 30px 0;
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      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      width: 100%;
      max-width: 100%;
      box-sizing: border-box;
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__image {
      max-width: 100%;
      height: auto;
      display: block;
      object-fit: cover;
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__list {
      list-style: disc;
      margin-left: 20px;
      margin-bottom: 20px;
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__list-item {
      margin-bottom: 10px;
      color: var(--page-text-color);
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__call-to-action {
      text-align: center;
      margin-top: 50px;
      padding: 30px;
      background-color: var(--page-primary-color);
      border-radius: 8px;
      color: var(--page-white);
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    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__cta-button {
      display: inline-block;
      background-color: var(--page-accent-color);
      color: var(--page-white);
      padding: 15px 30px;
      border-radius: 5px;
      text-decoration: none;
      font-size: 1.2rem;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
      cursor: pointer;
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__cta-button:hover {
      background-color: #218838;
      transform: translateY(-2px);
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__faq-section {
      margin-top: 50px;
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__faq-item {
      border: 1px solid var(--page-border-color);
      border-radius: 5px;
      margin-bottom: 15px;
      background-color: var(--page-white);
      overflow: hidden;
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px;
      background-color: var(--page-light-bg);
      cursor: pointer;
      user-select: none;
      font-weight: bold;
      color: var(--page-primary-color);
      transition: background-color 0.3s ease;
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__faq-question:hover {
      background-color: #e9ecef;
    }
    
    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__faq-question h3 {
      margin: 0;
      font-size: 1.1rem;
      pointer-events: none; /* Prevent h3 from blocking click event */
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__faq-toggle {
      font-size: 1.5rem;
      line-height: 1;
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent span from blocking click event */
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__faq-answer {
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      overflow: hidden;
      padding: 0 15px;
      background-color: var(--page-white);
      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-text-color);
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__faq-item.active .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px 15px !important;
      opacity: 1;
    }

    .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__faq-item.active .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__faq-toggle {
      transform: rotate(45deg); /* Change '+' to 'x' or '-' */
    }

    @media (max-width: 768px) {
      .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide {
        padding: 10px; /* Adjust for mobile fixed header */
      }
      .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__container {
        padding: 15px;
      }

      .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__hero-section {
        padding: 40px 15px;
      }

      .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__hero-title {
        font-size: 2rem;
      }

      .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__hero-subtitle {
        font-size: 1rem;
      }

      .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__section-title {
        font-size: 1.6rem;
      }

      .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__step-heading {
        font-size: 1.3rem;
      }

      .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__cta-button {
        font-size: 1rem;
        padding: 12px 25px;
      }

      .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__image-wrapper {
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
      }

      .page-resources-how-to-start-using-kv888-a-complete-beginners-step-by-step-guide__image {
        max-width: 100% !important;
        height: auto !important;
      }
    }