.page-download__hero-section {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 600px;
  padding: 80px 20px;
  color: #FFFFFF;
  text-align: center;
  background-color: #26A9E0; /* 主色调 */
  padding-top: var(--header-offset, 120px); /* Fixed header offset */
  position: relative; /* For video click */
}

.page-download__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
}

.page-download__hero-content {
  max-width: 800px;
  margin-bottom: 40px;
}

.page-download__hero-title {
  font-size: 3.5em;
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.2;
  color: #FFFFFF;
}

.page-download__hero-description {
  font-size: 1.3em;
  line-height: 1.6;
  margin-bottom: 30px;
  color: #FFFFFF;
}

.page-download__cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap; /* Allow wrapping on smaller screens */
}

.page-download__btn-primary,
.page-download__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1em;
  transition: all 0.3s ease;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal; /* Allow text wrapping */
  word-wrap: break-word; /* Allow text wrapping */
}

.page-download__btn-primary {
  background-color: #EA7C07; /* 登录颜色 for primary action */
  color: #FFFFFF;
  border: 2px solid #EA7C07;
}

.page-download__btn-primary:hover {
  background-color: #d46f00;
  border-color: #d46f00;
}

.page-download__btn-secondary {
  background-color: transparent;
  color: #FFFFFF;
  border: 2px solid #FFFFFF;
}

.page-download__btn-secondary:hover {
  background-color: #FFFFFF;
  color: #26A9E0;
}

.page-download__hero-image-wrapper {
  width: 100%;
  max-width: 900px;
  margin-top: 40px;
}

.page-download__hero-image {
  width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.page-download__why-download-section,
.page-download__how-to-download-section,
.page-download__app-features-section,
.page-download__security-section,
.page-download__faq-section,
.page-download__cta-final-section {
  padding: 80px 20px;
  text-align: center;
}

.page-download__why-download-section,
.page-download__app-features-section,
.page-download__faq-section {
  background-color: #FFFFFF;
  color: #333333; /* Dark text for light background */
}

.page-download__how-to-download-section {
  background-color: #F8F8F8;
  color: #333333;
}

.page-download__security-section,
.page-download__cta-final-section {
  background-color: #26A9E0; /* 主色调 */
  color: #FFFFFF;
}

.page-download__section-title {
  font-size: 2.8em;
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.3;
  color: inherit; /* Inherit color from section */
}

.page-download__dark-bg {
  color: #FFFFFF; /* Override for dark background sections */
}

.page-download__section-intro {
  font-size: 1.15em;
  line-height: 1.7;
  max-width: 900px;
  margin: 0 auto 50px auto;
  color: inherit; /* Inherit color from section */
}

.page-download__features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-download__feature-card {
  background-color: #FFFFFF;
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  text-align: left;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  color: #333333;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.page-download__feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.page-download__card-title {
  font-size: 1.6em;
  font-weight: 600;
  margin-bottom: 15px;
  color: #26A9E0; /* 主色调 */
}

.page-download__card-text {
  font-size: 1em;
  line-height: 1.7;
  color: #555555;
}

.page-download__download-steps {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  margin-top: 50px;
  text-align: left;
}

.page-download__platform-guide {
  background-color: #FFFFFF;
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  color: #333333;
}

.page-download__platform-title {
  font-size: 2em;
  font-weight: 700;
  margin-bottom: 30px;
  color: #26A9E0;
}

.page-download__step-list {
  list-style: none;
  padding: 0;
  margin-bottom: 40px;
}

.page-download__step-list li {
  margin-bottom: 20px;
  font-size: 1.1em;
  line-height: 1.6;
  position: relative;
  padding-left: 35px;
}

.page-download__step-list li strong {
  color: #26A9E0;
}

.page-download__step-list li::before {
  content: counter(step-counter);
  counter-increment: step-counter;
  position: absolute;
  left: 0;
  top: 0;
  background-color: #26A9E0;
  color: #FFFFFF;
  border-radius: 50%;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9em;
}

.page-download__qr-code-wrapper {
  text-align: center;
  margin-top: 30px;
}

.page-download__qr-code {
  width: 250px;
  height: 250px;
  border: 5px solid #E0E0E0;
  border-radius: 8px;
  margin-bottom: 20px;
}

.page-download__btn-qr {
  width: auto;
  padding: 12px 25px;
  font-size: 1em;
}

.page-download__app-features-section {
  padding-bottom: 0; /* Adjust for image positioning */
}

.page-download__features-content {
  display: flex;
  align-items: center;
  gap: 50px;
  margin-top: 50px;
  text-align: left;
}

.page-download__feature-list {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.page-download__feature-item {
  background-color: #F8F8F8;
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  color: #333333;
}

.page-download__item-title {
  font-size: 1.4em;
  font-weight: 600;
  margin-bottom: 10px;
  color: #26A9E0;
}

.page-download__item-description {
  font-size: 0.95em;
  line-height: 1.6;
  color: #555555;
}

.page-download__app-showcase {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-download__app-image {
  width: 100%;
  max-width: 550px;
  height: auto;
  border-radius: 15px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

.page-download__security-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 50px;
  text-align: left;
}

.page-download__security-item {
  background-color: rgba(255, 255, 255, 0.1);
  padding: 30px;
  border-radius: 12px;
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.page-download__security-item .page-download__item-title {
  color: #FFFFFF;
}

.page-download__security-item .page-download__item-description {
  color: #E0E0E0;
}

.page-download__security-image-wrapper {
  margin-top: 50px;
  text-align: center;
}

.page-download__security-image {
  width: 100%;
  max-width: 400px;
  height: auto;
}

.page-download__faq-list {
  max-width: 900px;
  margin: 50px auto 0 auto;
  text-align: left;
}

.page-download__faq-item {
  border-bottom: 1px solid #E0E0E0;
  margin-bottom: 15px;
  padding-bottom: 15px;
}

.page-download__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 0;
  cursor: pointer;
  transition: color 0.3s ease;
}

.page-download__faq-question:hover {
  color: #26A9E0;
}

.page-download__faq-title {
  font-size: 1.25em;
  font-weight: 600;
  margin: 0;
  color: #333333;
}

.page-download__faq-toggle {
  font-size: 1.8em;
  font-weight: 300;
  color: #26A9E0;
  transition: transform 0.3s ease;
}

.page-download__faq-item.active .page-download__faq-toggle {
  transform: rotate(45deg);
}

.page-download__faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 15px;
  transition: max-height 0.3s ease, padding 0.3s ease;
  color: #555555;
}

.page-download__faq-item.active .page-download__faq-answer {
  max-height: 1000px !important; /* Important to ensure it expands */
  padding: 15px;
}

.page-download__faq-answer p {
  margin: 0;
  line-height: 1.6;
}

.page-download__cta-final-section .page-download__cta-buttons {
  margin-top: 40px;
}

.page-download__btn-large {
  padding: 18px 40px;
  font-size: 1.2em;
}

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

  .page-download__section-title {
    font-size: 2.2em;
  }

  .page-download__features-content {
    flex-direction: column;
  }

  .page-download__app-showcase {
    margin-top: 40px;
  }
}

@media (max-width: 768px) {
  .page-download {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-download__hero-section {
    min-height: auto;
    padding: 60px 15px;
    padding-top: var(--header-offset, 120px) !important; /* Ensure mobile offset */
  }

  .page-download__hero-title {
    font-size: 2.2em;
  }

  .page-download__hero-description {
    font-size: 1em;
  }

  .page-download__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-download__btn-primary,
  .page-download__btn-secondary,
  .page-download a[class*="button"],
  .page-download a[class*="btn"] {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-download__cta-buttons,
  .page-download__button-group,
  .page-download__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important;
    gap: 10px;
  }

  .page-download__hero-image-wrapper,
  .page-download__app-showcase,
  .page-download__security-image-wrapper {
    padding: 0 15px;
    box-sizing: border-box;
  }

  .page-download img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-download__section-title {
    font-size: 1.8em;
  }

  .page-download__section-intro {
    font-size: 1em;
    margin-bottom: 30px;
  }

  .page-download__features-grid {
    grid-template-columns: 1fr;
  }

  .page-download__download-steps {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .page-download__platform-guide {
    padding: 30px 15px;
  }

  .page-download__platform-title {
    font-size: 1.6em;
  }

  .page-download__qr-code {
    width: 200px;
    height: 200px;
  }

  .page-download__feature-item,
  .page-download__security-item {
    padding: 20px;
  }

  .page-download__item-title {
    font-size: 1.2em;
  }

  .page-download__faq-list {
    padding: 0 15px;
  }

  .page-download__faq-title {
    font-size: 1.1em;
  }
}