/* 页面专用样式 */
.page-download {
  font-family: 'Arial', sans-serif;
  color: #FFF5E1; /* Text Main */
  background-color: #B71C1C; /* Background */
}

.page-download__hero-section {
  padding-top: 10px; /* Fixed header offset handled by body padding-top in shared.css */
  text-align: center;
  padding-bottom: 40px;
  background-color: #7A0E0E; /* Deep Red */
}

.page-download__hero-image {
  max-width: 100%;
  overflow: hidden;
  margin-bottom: 20px;
}

.page-download__hero-image img {
  width: 100%;
  height: auto;
  display: block;
}

.page-download__hero-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 15px;
}

.page-download__main-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  color: #FFD86A; /* Gold-like from button linear-gradient */
  letter-spacing: 1px;
}

.page-download__hero-description {
  font-size: 1.1rem;
  line-height: 1.6;
  margin-bottom: 30px;
  color: #FFF5E1;
}

.page-download__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
}

.page-download__btn-primary,
.page-download__btn-secondary {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-download__btn-primary {
  background: linear-gradient(180deg, #FFD86A 0%, #E6B800 100%); /* Button color */
  color: #7A0E0E; /* Deep Red for contrast */
  border: 2px solid #F2B544; /* Border color */
}

.page-download__btn-primary:hover {
  background: linear-gradient(180deg, #E6B800 0%, #FFD86A 100%);
  transform: translateY(-2px);
}

.page-download__btn-secondary {
  background: #B71C1C; /* Background */
  color: #FFD86A; /* Gold-like */
  border: 2px solid #F2B544; /* Border color */
}

.page-download__btn-secondary:hover {
  background: #7A0E0E; /* Deep Red */
  transform: translateY(-2px);
}

.page-download__features-section {
  padding: 60px 20px;
  text-align: center;
  background-color: #B71C1C; /* Background */
}

.page-download__dark-section {
  background-color: #7A0E0E; /* Deep Red */
  color: #FFF5E1;
}

.page-download__section-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  margin-bottom: 40px;
  color: #FFD86A; /* Gold-like */
}

.page-download__features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
}

.page-download__feature-card {
  background-color: #D32F2F; /* Card BG */
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  border: 1px solid #F2B544; /* Border color */
  color: #FFF5E1;
}

.page-download__feature-icon {
  width: 200px; /* Minimum size requirement */
  height: auto;
  margin-bottom: 20px;
  max-width: 100%;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-download__feature-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 15px;
  color: #FFD86A;
}

.page-download__feature-description {
  font-size: 1rem;
  line-height: 1.5;
  color: #FFF5E1;
}

.page-download__guide-section {
  padding: 60px 20px;
  text-align: center;
  background-color: #B71C1C; /* Background */
}

.page-download__guide-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
  max-width: 1200px;
  margin: 0 auto 60px;
}

.page-download__guide-step {
  background-color: #D32F2F; /* Card BG */
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  border: 1px solid #F2B544; /* Border color */
  color: #FFF5E1;
}

.page-download__guide-image {
  width: 100%;
  height: auto;
  max-width: 800px; /* Example size */
  display: block;
  margin: 0 auto 25px;
  border-radius: 8px;
}

.page-download__step-title {
  font-size: 1.6rem;
  font-weight: 600;
  margin-bottom: 15px;
  color: #FFD86A;
}

.page-download__step-description {
  font-size: 1rem;
  line-height: 1.5;
  color: #FFF5E1;
}

.page-download__qr-code-section {
  background-color: #D32F2F; /* Card BG */
  padding: 40px;
  border-radius: 10px;
  max-width: 600px;
  margin: 0 auto;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  border: 1px solid #F2B544; /* Border color */
  color: #FFF5E1;
}

.page-download__qr-title {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 25px;
  color: #FFD86A;
}

.page-download__qr-image {
  width: 200px; /* Minimum size requirement */
  height: 200px; /* Minimum size requirement */
  max-width: 400px; /* Example size */
  display: block;
  margin: 0 auto 25px;
  border: 5px solid #F2B544; /* Border color */
  border-radius: 8px;
}

.page-download__qr-description {
  font-size: 1.1rem;
  margin-bottom: 30px;
  color: #FFF5E1;
}

.page-download__qr-button {
  margin-top: 20px;
}

.page-download__faq-section {
  padding: 60px 20px;
  background-color: #B71C1C; /* Background */
  color: #FFF5E1;
}

.page-download__light-bg {
  background-color: #C91F17; /* Main color as light bg */
  color: #FFF5E1;
}

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

.page-download__faq-item {
  background-color: #D32F2F; /* Card BG */
  margin-bottom: 15px;
  border-radius: 8px;
  border: 1px solid #F2B544; /* Border color */
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  overflow: hidden;
}

.page-download__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.15rem;
  font-weight: 600;
  color: #FFD86A; /* Gold */
  cursor: pointer;
  user-select: none;
  background-color: #7A0E0E; /* Deep Red */
  border-bottom: 1px solid #F2B544;
  list-style: none;
}

.page-download__faq-question::-webkit-details-marker {
  display: none;
}

.page-download__faq-question::marker {
  display: none;
}

.page-download__faq-item[open] .page-download__faq-toggle {
  content: '-';
}

.page-download__faq-toggle {
  font-size: 1.5rem;
  line-height: 1;
  color: #FFD86A;
}

.page-download__faq-answer {
  padding: 20px 25px;
  font-size: 1rem;
  line-height: 1.6;
  color: #FFF5E1;
  background-color: #D32F2F; /* Card BG */
}

/* General image and container responsive styles */
.page-download img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Mobile responsive styles */
@media (max-width: 768px) {
  .page-download__hero-section {
    padding-top: 10px;
    padding-bottom: 30px;
  }

  .page-download__main-title {
    font-size: clamp(2rem, 8vw, 2.5rem);
  }

  .page-download__hero-description {
    font-size: 0.95rem;
  }

  .page-download__cta-buttons {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
  }

  .page-download__btn-primary,
  .page-download__btn-secondary {
    width: 100% !important;
    max-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__features-section,
  .page-download__guide-section,
  .page-download__faq-section {
    padding: 40px 15px;
  }

  .page-download__section-title {
    font-size: clamp(1.8rem, 6vw, 2.2rem);
    margin-bottom: 30px;
  }

  .page-download__features-grid,
  .page-download__guide-content {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .page-download__feature-card,
  .page-download__guide-step,
  .page-download__qr-code-section {
    padding: 25px;
  }

  .page-download__feature-icon {
    width: 150px;
    height: auto;
  }

  .page-download__step-title {
    font-size: 1.4rem;
  }

  .page-download__qr-title {
    font-size: 1.5rem;
  }

  .page-download__qr-image {
    width: 150px;
    height: 150px;
  }

  .page-download__faq-question {
    font-size: 1rem;
    padding: 15px 20px;
  }

  .page-download__faq-answer {
    padding: 15px 20px;
    font-size: 0.95rem;
  }
  
  /* Ensure all images are responsive */
  .page-download img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-download__section,
  .page-download__card,
  .page-download__container,
  .page-download__features-grid,
  .page-download__guide-content,
  .page-download__qr-code-section,
  .page-download__faq-list {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

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