.page-download-center-vivu88-android-app-guide {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #f8f8f8;
}

.page-download-center-vivu88-android-app-guide__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-download-center-vivu88-android-app-guide__hero-section {
  background: linear-gradient(135deg, #003366, #1a4d80);
  color: #fff;
  padding: 80px 0;
  text-align: center;
}

.page-download-center-vivu88-android-app-guide__hero-title {
  font-size: 2.8em;
  margin-bottom: 20px;
  color: #FFCC00;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.page-download-center-vivu88-android-app-guide__hero-subtitle {
  font-size: 1.2em;
  max-width: 800px;
  margin: 0 auto 30px;
  color: #e0e0e0;
}

.page-download-center-vivu88-android-app-guide__content-section {
  padding: 60px 0;
  background-color: #fff;
}

.page-download-center-vivu88-android-app-guide__section-title {
  font-size: 2.2em;
  color: #003366;
  text-align: center;
  margin-bottom: 40px;
  position: relative;
  padding-bottom: 15px;
}

.page-download-center-vivu88-android-app-guide__section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background-color: #FFCC00;
  border-radius: 2px;
}

.page-download-center-vivu88-android-app-guide__text-block {
  font-size: 1.1em;
  margin-bottom: 20px;
  text-align: justify;
}

.page-download-center-vivu88-android-app-guide__list {
  list-style-type: disc;
  margin-left: 25px;
  margin-bottom: 30px;
}

.page-download-center-vivu88-android-app-guide__list li {
  margin-bottom: 10px;
  font-size: 1.05em;
  color: #444;
}

.page-download-center-vivu83-android-app-guide__list li strong {
  color: #003366;
}

.page-download-center-vivu88-android-app-guide__sub-list {
  list-style-type: decimal;
  margin-left: 35px;
  margin-top: 15px;
  margin-bottom: 20px;
}

.page-download-center-vivu88-android-app-guide__sub-list li {
  margin-bottom: 8px;
  font-size: 1em;
  color: #555;
}

.page-download-center-vivu88-android-app-guide__step-card {
  background-color: #f9f9f9;
  border: 1px solid #eee;
  border-left: 5px solid #003366;
  padding: 25px;
  margin-bottom: 30px;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.page-download-center-vivu88-android-app-guide__step-title {
  font-size: 1.6em;
  color: #003366;
  margin-top: 0;
  margin-bottom: 15px;
}

.page-download-center-vivu88-android-app-guide__step-card p {
  font-size: 1.05em;
  color: #555;
  margin-bottom: 15px;
}

.page-download-center-vivu88-android-app-guide__image-wrapper {
  text-align: center;
  margin: 30px 0;
}

.page-download-center-vivu88-android-app-guide__image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.1);
  border: 2px solid #FFCC00;
}

.page-download-center-vivu88-android-app-guide__image-wrapper figcaption {
  margin-top: 10px;
  font-size: 0.95em;
  color: #777;
  font-style: italic;
}

.page-download-center-vivu88-android-app-guide__btn {
  display: inline-block;
  padding: 14px 28px;
  font-size: 1.1em;
  font-weight: bold;
  text-align: center;
  text-decoration: none;
  border-radius: 50px;
  transition: all 0.3s ease;
  cursor: pointer;
  margin: 10px;
}

.page-download-center-vivu88-android-app-guide__btn--primary {
  background-color: #FFCC00;
  color: #003366;
  border: 2px solid #FFCC00;
}

.page-download-center-vivu88-android-app-guide__btn--primary:hover {
  background-color: #e6b800;
  border-color: #e6b800;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(255, 204, 0, 0.4);
}

.page-download-center-vivu88-android-app-guide__btn--secondary {
  background-color: transparent;
  color: #003366;
  border: 2px solid #003366;
}

.page-download-center-vivu88-android-app-guide__btn--secondary:hover {
  background-color: #003366;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 51, 102, 0.4);
}

.page-download-center-vivu88-android-app-guide__btn--tertiary {
  background-color: #003366;
  color: #FFCC00;
  border: 2px solid #003366;
}

.page-download-center-vivu88-android-app-guide__btn--tertiary:hover {
  background-color: #002244;
  border-color: #002244;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 51, 102, 0.4);
}

.page-download-center-vivu88-android-app-guide__faq-item {
  background-color: #f0f5fa;
  border-left: 4px solid #FFCC00;
  padding: 20px 25px;
  margin-bottom: 20px;
  border-radius: 6px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}

.page-download-center-vivu88-android-app-guide__faq-question {
  font-size: 1.3em;
  color: #003366;
  margin-top: 0;
  margin-bottom: 10px;
}

.page-download-center-vivu88-android-app-guide__faq-answer {
  font-size: 1em;
  color: #444;
}

.page-download-center-vivu88-android-app-guide__cta-section {
  background-color: #003366;
  color: #fff;
  padding: 60px 0;
  text-align: center;
}

.page-download-center-vivu88-android-app-guide__cta-title {
  font-size: 2.5em;
  color: #FFCC00;
  margin-bottom: 20px;
}

.page-download-center-vivu88-android-app-guide__cta-text {
  font-size: 1.2em;
  margin-bottom: 40px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* Responsive Design */
@media (max-width: 768px) {
  .page-download-center-vivu88-android-app-guide__hero-title {
    font-size: 2.2em;
  }

  .page-download-center-vivu88-android-app-guide__hero-subtitle,
  .page-download-center-vivu88-android-app-guide__text-block {
    font-size: 1em;
  }

  .page-download-center-vivu88-android-app-guide__section-title {
    font-size: 1.8em;
  }

  .page-download-center-vivu88-android-app-guide__step-title {
    font-size: 1.4em;
  }

  .page-download-center-vivu88-android-app-guide__btn {
    padding: 12px 24px;
    font-size: 1em;
    margin: 8px;
  }

  .page-download-center-vivu88-android-app-guide__cta-title {
    font-size: 2em;
  }

  .page-download-center-vivu88-android-app-guide__cta-text {
    font-size: 1.1em;
  }
}

@media (max-width: 480px) {
  .page-download-center-vivu88-android-app-guide__hero-title {
    font-size: 1.8em;
  }

  .page-download-center-vivu88-android-app-guide__hero-subtitle {
    font-size: 0.95em;
  }

  .page-download-center-vivu88-android-app-guide__section-title {
    font-size: 1.6em;
  }

  .page-download-center-vivu88-android-app-guide__step-title {
    font-size: 1.2em;
  }

  .page-download-center-vivu88-android-app-guide__btn {
    display: block;
    width: calc(100% - 20px);
    margin: 10px auto;
  }

  .page-download-center-vivu88-android-app-guide__cta-title {
    font-size: 1.8em;
  }

  .page-download-center-vivu88-android-app-guide__cta-text {
    font-size: 1em;
  }
}