:root {
  --page-app-download-primary-color: #004AAD;
  --page-app-download-secondary-color: #FFD700;
  --page-app-download-text-dark: #333;
  --page-app-download-text-light: #fff;
  --page-app-download-bg-light: #f8f8f8;
  --page-app-download-bg-dark: #003380; /* Slightly darker primary for contrast */
  --page-app-download-accent-color: #ffb552; /* Complementary to primary */
}

.page-app-download {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--page-app-download-text-dark);
  background-color: var(--page-app-download-bg-light);
}

.page-app-download__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-app-download__hero {
  background: linear-gradient(135deg, var(--page-app-download-primary-color) 0%, #0028ff 100%); /* Adjusted gradient for better contrast */
  color: var(--page-app-download-text-light);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-app-download__hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('[GALLERY:bg:abstract_lines,digital_patterns,blue_gold_gradient]') no-repeat center center/cover;
  opacity: 0.1;
  z-index: 0;
}

.page-app-download__hero-title {
  font-size: 3.5em;
  margin-bottom: 20px;
  font-weight: bold;
  color: var(--page-app-download-secondary-color);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
  position: relative;
  z-index: 1;
}

.page-app-download__hero-description {
  font-size: 1.2em;
  max-width: 800px;
  margin: 0 auto 40px auto;
  line-height: 1.8;
  position: relative;
  z-index: 1;
}

.page-app-download__download-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 30px;
  position: relative;
  z-index: 1;
}

.page-app-download__btn {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-app-download__btn--primary {
  background-color: var(--page-app-download-secondary-color);
  color: var(--page-app-download-primary-color);
  border: 2px solid var(--page-app-download-secondary-color);
}

.page-app-download__btn--primary:hover {
  background-color: #e6c200; /* Slightly darker gold */
  border-color: #e6c200;
  transform: translateY(-3px);
}

.page-app-download__btn--secondary {
  background-color: transparent;
  color: var(--page-app-download-secondary-color);
  border: 2px solid var(--page-app-download-secondary-color);
}

.page-app-download__btn--secondary:hover {
  background-color: var(--page-app-download-secondary-color);
  color: var(--page-app-download-primary-color);
  transform: translateY(-3px);
}

.page-app-download__btn--small {
  padding: 10px 20px;
  font-size: 0.95em;
}

.page-app-download__qr-code {
  margin-top: 30px;
  position: relative;
  z-index: 1;
}

.page-app-download__qr-code p {
  font-size: 1.1em;
  margin-bottom: 15px;
  color: var(--page-app-download-text-light);
}

.page-app-download__qr-image {
  width: 180px;
  height: 180px;
  background-color: var(--page-app-download-text-light);
  padding: 10px;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  display: block;
  margin: 0 auto;
}

.page-app-download__section {
  padding: 60px 0;
}

.page-app-download__section:nth-of-type(even) {
  background-color: var(--page-app-download-bg-dark);
  color: var(--page-app-download-text-light);
}

.page-app-download__section:nth-of-type(even) .page-app-download__section-title,
.page-app-download__section:nth-of-type(even) .page-app-download__feature-title,
.page-app-download__section:nth-of-type(even) .page-app-download__step-title,
.page-app-download__section:nth-of-type(even) .page-app-download__card-title,
.page-app-download__section:nth-of-type(even) .page-app-download__detail-title a,
.page-app-download__section:nth-of-type(even) .page-app-download__faq-question {
  color: var(--page-app-download-secondary-color);
}

.page-app-download__section:nth-of-type(even) .page-app-download__btn--primary {
  background-color: var(--page-app-download-secondary-color);
  color: var(--page-app-download-primary-color);
  border-color: var(--page-app-download-secondary-color);
}

.page-app-download__section:nth-of-type(even) .page-app-download__btn--secondary {
  background-color: transparent;
  color: var(--page-app-download-secondary-color);
  border-color: var(--page-app-download-secondary-color);
}

.page-app-download__section-title {
  font-size: 2.8em;
  text-align: center;
  margin-bottom: 40px;
  color: var(--page-app-download-primary-color);
  font-weight: bold;
}

.page-app-download__section-intro {
  font-size: 1.1em;
  text-align: center;
  max-width: 900px;
  margin: -20px auto 50px auto;
  color: #555;
}

.page-app-download__section:nth-of-type(even) .page-app-download__section-intro {
  color: #ccc;
}

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

.page-app-download__feature-item {
  background-color: var(--page-app-download-text-light);
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
  text-align: center;
  transition: transform 0.3s ease;
}

.page-app-download__section:nth-of-type(even) .page-app-download__feature-item {
  background-color: var(--page-app-download-bg-dark);
  color: var(--page-app-download-text-light);
  border: 1px solid var(--page-app-download-secondary-color);
}

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

.page-app-download__feature-icon {
  width: 80px;
  height: 80px;
  margin-bottom: 20px;
  border-radius: 50%;
  background-color: var(--page-app-download-secondary-color);
  padding: 15px;
  object-fit: contain;
}

.page-app-download__feature-title {
  font-size: 1.8em;
  margin-bottom: 15px;
  color: var(--page-app-download-primary-color);
}

.page-app-download__section:nth-of-type(even) .page-app-download__feature-title {
  color: var(--page-app-download-secondary-color);
}

.page-app-download__guide-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 50px;
  margin-top: 50px;
}

@media (min-width: 768px) {
  .page-app-download__guide-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

.page-app-download__step-item {
  background-color: var(--page-app-download-text-light);
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
  text-align: left;
}

.page-app-download__section:nth-of-type(even) .page-app-download__step-item {
  background-color: var(--page-app-download-bg-dark);
  color: var(--page-app-download-text-light);
  border: 1px solid var(--page-app-download-secondary-color);
}

.page-app-download__step-image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin-bottom: 25px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.page-app-download__step-title {
  font-size: 2em;
  color: var(--page-app-download-primary-color);
  margin-bottom: 20px;
}

.page-app-download__section:nth-of-type(even) .page-app-download__step-title {
  color: var(--page-app-download-secondary-color);
}

.page-app-download__step-item ol {
  list-style-type: decimal;
  padding-left: 25px;
  margin-bottom: 30px;
}

.page-app-download__step-item ol li {
  margin-bottom: 10px;
  font-size: 1.05em;
}

.page-app-download__note {
  text-align: center;
  margin-top: 40px;
  font-style: italic;
  color: #666;
  font-size: 1.1em;
}

.page-app-download__section:nth-of-type(even) .page-app-download__note {
  color: #aaa;
}

.page-app-download__app-features .page-app-download__features-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.page-app-download__feature-card {
  background-color: var(--page-app-download-text-light);
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
  text-align: center;
  transition: transform 0.3s ease;
}

.page-app-download__section:nth-of-type(even) .page-app-download__feature-card {
  background-color: var(--page-app-download-bg-dark);
  color: var(--page-app-download-text-light);
  border: 1px solid var(--page-app-download-secondary-color);
}

.page-app-download__feature-card:hover {
  transform: translateY(-5px);
}

.page-app-download__card-icon {
  width: 70px;
  height: 70px;
  margin-bottom: 20px;
  border-radius: 50%;
  background-color: var(--page-app-download-primary-color);
  padding: 10px;
  object-fit: contain;
}

.page-app-download__section:nth-of-type(even) .page-app-download__card-icon {
  background-color: var(--page-app-download-secondary-color);
}

.page-app-download__card-title {
  font-size: 1.6em;
  margin-bottom: 15px;
  color: var(--page-app-download-primary-color);
}

.page-app-download__section:nth-of-type(even) .page-app-download__card-title {
  color: var(--page-app-download-secondary-color);
}

.page-app-download__detail-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-app-download__detail-item {
  background-color: var(--page-app-download-text-light);
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-app-download__section:nth-of-type(even) .page-app-download__detail-item {
  background-color: var(--page-app-download-bg-dark);
  color: var(--page-app-download-text-light);
  border: 1px solid var(--page-app-download-secondary-color);
}

.page-app-download__detail-title {
  font-size: 1.4em;
  margin-bottom: 10px;
  font-weight: bold;
}

.page-app-download__detail-title a {
  color: var(--page-app-download-primary-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-app-download__section:nth-of-type(even) .page-app-download__detail-title a {
  color: var(--page-app-download-secondary-color);
}

.page-app-download__detail-title a:hover {
  color: var(--page-app-download-secondary-color);
  text-decoration: underline;
}

.page-app-download__section:nth-of-type(even) .page-app-download__detail-title a:hover {
  color: var(--page-app-download-text-light);
}

.page-app-download__detail-description {
  font-size: 0.95em;
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-app-download__optimizing-experience .page-app-download__checklist {
  list-style: none;
  padding: 0;
  margin: 40px auto;
  max-width: 800px;
}

.page-app-download__optimizing-experience .page-app-download__checklist li {
  background-color: var(--page-app-download-text-light);
  padding: 20px 25px;
  margin-bottom: 15px;
  border-radius: 8px;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
  font-size: 1.1em;
  color: var(--page-app-download-text-dark);
  display: flex;
  align-items: center;
}

.page-app-download__section:nth-of-type(even) .page-app-download__optimizing-experience .page-app-download__checklist li {
  background-color: var(--page-app-download-bg-dark);
  color: var(--page-app-download-text-light);
  border: 1px solid var(--page-app-download-secondary-color);
}

.page-app-download__optimizing-experience .page-app-download__checklist li::before {
  content: '✓';
  color: var(--page-app-download-secondary-color);
  font-weight: bold;
  font-size: 1.5em;
  margin-right: 15px;
  line-height: 1;
}

.page-app-download__cta-text {
  text-align: center;
  font-size: 1.3em;
  font-weight: bold;
  margin-top: 50px;
  margin-bottom: 30px;
  color: var(--page-app-download-primary-color);
}

.page-app-download__section:nth-of-type(even) .page-app-download__cta-text {
  color: var(--page-app-download-secondary-color);
}

.page-app-download__action-buttons {
  text-align: center;
  display: flex;
  justify-content: center;
  gap: 20px;
}

.page-app-download__faq .page-app-download__faq-list {
  max-width: 900px;
  margin: 40px auto;
}

.page-app-download__faq-item {
  background-color: var(--page-app-download-text-light);
  padding: 25px;
  margin-bottom: 15px;
  border-radius: 10px;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
}

.page-app-download__section:nth-of-type(even) .page-app-download__faq-item {
  background-color: var(--page-app-download-bg-dark);
  color: var(--page-app-download-text-light);
  border: 1px solid var(--page-app-download-secondary-color);
}

.page-app-download__faq-question {
  font-size: 1.3em;
  color: var(--page-app-download-primary-color);
  margin-bottom: 10px;
  cursor: pointer;
  position: relative;
  padding-right: 30px;
}

.page-app-download__section:nth-of-type(even) .page-app-download__faq-question {
  color: var(--page-app-download-secondary-color);
}

.page-app-download__faq-question::after {
  content: '+';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.5em;
  font-weight: bold;
  color: var(--page-app-download-secondary-color);
}

.page-app-download__faq-question.active::after {
  content: '-';
}

.page-app-download__faq-answer {
  font-size: 1.05em;
  color: #555;
  padding-left: 0;
  margin-top: 15px;
  display: none;
}

.page-app-download__section:nth-of-type(even) .page-app-download__faq-answer {
  color: #ddd;
}

.page-app-download__faq-answer.active {
  display: block;
}

/* Responsive adjustments */
@media (max-width: 1024px) {
  .page-app-download__hero-title {
    font-size: 3em;
  }
  .page-app-download__section-title {
    font-size: 2.5em;
  }
}

@media (max-width: 768px) {
  .page-app-download__hero {
    padding: 60px 0;
  }
  .page-app-download__hero-title {
    font-size: 2.5em;
  }
  .page-app-download__hero-description {
    font-size: 1.1em;
  }
  .page-app-download__download-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-app-download__btn {
    width: 80%;
    margin: 0 auto;
  }
  .page-app-download__section {
    padding: 40px 0;
  }
  .page-app-download__section-title {
    font-size: 2em;
    margin-bottom: 30px;
  }
  .page-app-download__features-grid,
  .page-app-download__app-features .page-app-download__features-list,
  .page-app-download__detail-list {
    grid-template-columns: 1fr;
  }
  .page-app-download__step-item,
  .page-app-download__feature-item,
  .page-app-download__feature-card,
  .page-app-download__detail-item,
  .page-app-download__faq-item {
    padding: 25px;
  }
  .page-app-download__step-title {
    font-size: 1.8em;
  }
  .page-app-download__card-title {
    font-size: 1.4em;
  }
  .page-app-download__detail-title a {
    font-size: 1.2em;
  }
  .page-app-download__faq-question {
    font-size: 1.2em;
  }
  .page-app-download__action-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-app-download__cta-text {
    font-size: 1.1em;
  }
}

@media (max-width: 480px) {
  .page-app-download__hero-title {
    font-size: 2em;
  }
  .page-app-download__hero-description {
    font-size: 1em;
  }
  .page-app-download__btn {
    padding: 12px 20px;
    font-size: 1em;
    width: 90%;
  }
  .page-app-download__qr-image {
    width: 150px;
    height: 150px;
  }
  .page-app-download__section-title {
    font-size: 1.8em;
  }
  .page-app-download__step-title {
    font-size: 1.6em;
  }
  .page-app-download__feature-title {
    font-size: 1.6em;
  }
  .page-app-download__card-title {
    font-size: 1.3em;
  }
  .page-app-download__detail-title a {
    font-size: 1.1em;
  }
  .page-app-download__faq-question {
    font-size: 1.1em;
  }
}