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

.page-download-center-app-update-guide h1, .page-download-center-app-update-guide h2, .page-download-center-app-update-guide h3 {
  color: #0A244A;
  margin-bottom: 15px;
}

.page-download-center-app-update-guide__hero {
  background: linear-gradient(135deg, #0A244A 0%, #304E72 100%);
  padding: 80px 20px;
  color: #FFFFFF;
  text-align: center;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 400px;
}

.page-download-center-app-update-guide__hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}

.page-download-center-app-update-guide__hero-title {
  font-size: 2.8em;
  margin-bottom: 20px;
  color: #FFD700; /* Gold for emphasis */
  line-height: 1.2;
}

.page-download-center-app-update-guide__hero-description {
  font-size: 1.2em;
  margin-bottom: 30px;
  color: #E0E0E0;
}

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

.page-download-center-app-update-guide__button {
  display: inline-block;
  background-color: #FFD700;
  color: #0A244A; /* Dark blue text on gold button for contrast */
  padding: 12px 25px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.3s ease;
  font-size: 1.1em;
}

.page-download-center-app-update-guide__button:hover {
  background-color: #e6c200;
  transform: translateY(-2px);
}

.page-download-center-app-update-guide__section {
  padding: 60px 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.page-download-center-app-update-guide__section-title {
  font-size: 2.2em;
  text-align: center;
  margin-bottom: 40px;
  position: relative;
  padding-bottom: 10px;
}

.page-download-center-app-update-guide__section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background-color: #FFD700;
  border-radius: 2px;
}

.page-download-center-app-update-guide__section-subtitle {
  text-align: center;
  font-size: 1.1em;
  margin-bottom: 30px;
  color: #555;
}

.page-download-center-app-update-guide__why-update {
  background-color: #FFFFFF;
}

.page-download-center-app-update-guide__why-update-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.page-download-center-app-update-guide__why-item {
  background-color: #F0F4F8;
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  text-align: center;
  transition: transform 0.3s ease;
}

.page-download-center-app-update-guide__why-item:hover {
  transform: translateY(-5px);
}

.page-download-center-app-update-guide__why-item-title {
  font-size: 1.4em;
  color: #0A244A;
  margin-bottom: 15px;
}

.page-download-center-app-update-guide__method-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.page-download-center-app-update-guide__method-card {
  background-color: #FFFFFF;
  border: 1px solid #e0e0e0;
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.page-download-center-app-update-guide__method-image {
  max-width: 100%;
  height: 200px;
  object-fit: contain;
  margin-bottom: 20px;
  border-radius: 8px;
}

.page-download-center-app-update-guide__method-title {
  font-size: 1.6em;
  color: #0A244A;
  margin-bottom: 15px;
}

.page-download-center-app-update-guide__method-card ol {
  text-align: left;
  padding-left: 20px;
  margin-top: 15px;
  color: #555;
}

.page-download-center-app-update-guide__method-card ol li {
  margin-bottom: 8px;
}

.page-download-center-app-update-guide__detailed-guide {
  background-color: #F0F4F8;
}

.page-download-center-app-update-guide__steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.page-download-center-app-update-guide__step-card {
  background-color: #FFFFFF;
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  text-align: center;
}

.page-download-center-app-update-guide__step-title {
  font-size: 1.3em;
  color: #0A244A;
  margin-bottom: 15px;
}

.page-download-center-app-update-guide__step-image {
  max-width: 100%;
  height: 180px;
  object-fit: contain;
  margin-bottom: 15px;
  border-radius: 8px;
  border: 1px solid #eee;
}

.page-download-center-app-update-guide__step-card ul {
  text-align: left;
  padding-left: 20px;
  margin-top: 15px;
  color: #555;
}

.page-download-center-app-update-guide__step-card ul li {
  margin-bottom: 5px;
}

.page-download-center-app-update-guide__faq {
  background-color: #FFFFFF;
}

.page-download-center-app-update-guide__faq-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-download-center-app-update-guide__faq-item {
  background-color: #F0F4F8;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
}

.page-download-center-app-update-guide__faq-question {
  font-size: 1.2em;
  color: #0A244A;
  margin-bottom: 10px;
}

.page-download-center-app-update-guide__safety-tips {
  background-color: #0A244A;
  color: #FFFFFF;
}

.page-download-center-app-update-guide__safety-tips .page-download-center-app-update-guide__section-title {
  color: #FFD700;
}

.page-download-center-app-update-guide__safety-tips .page-download-center-app-update-guide__section-title::after {
  background-color: #FFFFFF;
}

.page-download-center-app-update-guide__safety-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  text-align: center;
}

.page-download-center-app-update-guide__safety-item {
  background-color: rgba(255, 255, 255, 0.1);
  padding: 25px;
  border-radius: 10px;
  transition: background-color 0.3s ease;
}

.page-download-center-app-update-guide__safety-item:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

.page-download-center-app-update-guide__safety-icon {
  width: 60px;
  height: 60px;
  margin-bottom: 15px;
  filter: invert(1) brightness(1.5) sepia(1) hue-rotate(200deg) saturate(5);
}

.page-download-center-app-update-guide__safety-item h3 {
  color: #FFD700;
  font-size: 1.3em;
  margin-bottom: 10px;
}

.page-download-center-app-update-guide__safety-item p {
  color: #E0E0E0;
}

.page-download-center-app-update-guide__conclusion {
  text-align: center;
  padding-bottom: 80px;
}

.page-download-center-app-update-guide__conclusion .page-download-center-app-update-guide__button--primary {
  margin-top: 30px;
  background-color: #0A244A;
  color: #FFD700;
}

.page-download-center-app-update-guide__conclusion .page-download-center-app-update-guide__button--primary:hover {
  background-color: #1A3B6A;
}

.page-download-center-app-update-guide__conclusion-image {
  max-width: 100%;
  height: auto;
  margin-top: 40px;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
  .page-download-center-app-update-guide__hero-title {
    font-size: 2em;
  }

  .page-download-center-app-update-guide__hero-description {
    font-size: 1em;
  }

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

  .page-download-center-app-update-guide__why-update-grid,
  .page-download-center-app-update-guide__method-grid,
  .page-download-center-app-update-guide__steps-grid,
  .page-download-center-app-update-guide__safety-grid {
    grid-template-columns: 1fr;
  }

  .page-download-center-app-update-guide__section {
    padding: 40px 15px;
  }
}

@media (max-width: 480px) {
  .page-download-center-app-update-guide__hero {
    padding: 60px 15px;
  }

  .page-download-center-app-update-guide__hero-title {
    font-size: 1.6em;
  }

  .page-download-center-app-update-guide__hero-description {
    font-size: 0.9em;
  }

  .page-download-center-app-update-guide__button {
    padding: 10px 20px;
    font-size: 1em;
  }

  .page-download-center-app-update-guide__section-title {
    font-size: 1.5em;
  }
}