.page-download {
  --page-download-bg-dark: #08160F;
  --page-download-bg-card: #11271B;
  --page-download-text-main: #F2FFF6;
  --page-download-text-secondary: #A7D9B8;
  --page-download-border: #2E7A4E;
  --page-download-btn-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --page-download-glow: #57E38D;
  --page-download-gold: #F2C14E;
  --page-download-divider: #1E3A2A;
  --page-download-deep-green: #0A4B2C;
}

.page-download__hero-section {
  padding-top: 10px; /* Assumes body padding-top from shared.css */
  position: relative;
  background-color: var(--page-download-bg-dark);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--page-download-text-main);
  overflow: hidden;
  min-height: 500px;
}

.page-download__hero-image {
  width: 100%;
  max-height: 70vh;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-download__hero-image img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  max-height: 600px; /* Limit height for aesthetic */
  border-radius: 8px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-download__hero-content {
  position: relative;
  z-index: 10;
  max-width: 900px;
  padding: 40px 20px;
  margin-top: -80px; /* Pull content up slightly over image */
  background: rgba(0, 0, 0, 0.6);
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
}

.page-download__main-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  margin-bottom: 20px;
  line-height: 1.2;
  color: var(--page-download-gold);
  text-shadow: 0 0 10px rgba(242, 193, 78, 0.6);
}

.page-download__hero-description {
  font-size: clamp(1rem, 2vw, 1.25rem);
  margin-bottom: 30px;
  line-height: 1.6;
  color: var(--page-download-text-secondary);
}

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

.page-download__btn-primary,
.page-download__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 50px;
  font-size: 1.1rem;
  font-weight: bold;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  min-width: 200px;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-download__btn-primary {
  background: var(--page-download-btn-gradient);
  color: var(--page-download-text-main);
  border: none;
}

.page-download__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3), 0 0 20px var(--page-download-glow);
}

.page-download__btn-secondary {
  background: var(--page-download-bg-card);
  color: var(--page-download-text-main);
  border: 2px solid var(--page-download-border);
}

.page-download__btn-secondary:hover {
  transform: translateY(-3px);
  background: var(--page-download-deep-green);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3), 0 0 20px var(--page-download-glow);
}

.page-download__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
}

.page-download__section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--page-download-gold);
  text-align: center;
  margin-bottom: 40px;
  text-shadow: 0 0 8px rgba(242, 193, 78, 0.4);
}

.page-download__section-description {
  font-size: 1.1rem;
  color: var(--page-download-text-secondary);
  text-align: center;
  max-width: 800px;
  margin: -20px auto 40px auto;
  line-height: 1.6;
}

.page-download__light-bg {
  background-color: #f5f5f5;
  color: #333333;
}

.page-download__dark-bg {
  background-color: var(--page-download-bg-dark);
  color: var(--page-download-text-main);
}

.page-download__benefits-section {
  padding: 60px 0;
}

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

.page-download__card {
  background: var(--page-download-bg-card);
  border: 1px solid var(--page-download-border);
  border-radius: 12px;
  padding: 25px;
  text-align: center;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  color: var(--page-download-text-main);
}

.page-download__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3), 0 0 15px var(--page-download-glow);
}

.page-download__card img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto 20px auto;
  border-radius: 8px;
  object-fit: cover;
  min-height: 200px; /* Enforce minimum size */
}

.page-download__card-title {
  font-size: 1.4rem;
  color: var(--page-download-gold);
  margin-bottom: 15px;
  line-height: 1.3;
}

.page-download__card p {
  font-size: 1rem;
  color: var(--page-download-text-secondary);
  line-height: 1.6;
}

.page-download__how-to-download-section {
  padding: 60px 0;
}

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

.page-download__step-card ol {
  list-style: decimal;
  padding-left: 20px;
  margin-bottom: 20px;
  text-align: left;
  color: var(--page-download-text-secondary);
}

.page-download__step-card li {
  margin-bottom: 10px;
  font-size: 1rem;
  line-height: 1.6;
}

.page-download__inline-link {
  color: var(--page-download-glow);
  text-decoration: underline;
}

.page-download__btn-small {
  padding: 10px 20px;
  font-size: 0.95rem;
  min-width: unset;
}

.page-download__note-text {
  font-size: 0.95rem;
  color: var(--page-download-text-secondary);
  text-align: center;
  margin-top: 40px;
  font-style: italic;
}

.page-download__features-section {
  padding: 60px 0;
}

.page-download__features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.page-download__feature-item img {
  width: 100%;
  height: auto;
  display: block;
  margin-bottom: 15px;
  border-radius: 8px;
  object-fit: cover;
  min-height: 200px; /* Enforce minimum size */
}

.page-download__cta-bottom {
  text-align: center;
  margin-top: 40px;
}

/* FAQ Styles */
details.page-download__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid var(--page-download-border);
  overflow: hidden;
  background: var(--page-download-bg-card);
  color: var(--page-download-text-main);
}

details.page-download__faq-item summary.page-download__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
}

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

details.page-download__faq-item summary.page-download__faq-question:hover {
  background: var(--page-download-deep-green);
}

.page-download__faq-qtext {
  flex: 1;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: var(--page-download-gold);
}

.page-download__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: var(--page-download-glow);
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
  transition: transform 0.3s ease;
}

details[open] .page-download__faq-toggle {
  transform: rotate(45deg);
}

details.page-download__faq-item .page-download__faq-answer {
  padding: 0 20px 20px;
  background: var(--page-download-bg-dark);
  border-radius: 0 0 5px 5px;
  color: var(--page-download-text-secondary);
  line-height: 1.6;
}

.page-download__faq-answer p {
  margin: 0;
  color: var(--page-download-text-secondary);
}

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

.page-download__section, .page-download__container, .page-download__card {
  max-width: 100%;
  width: 100%;
  box-sizing: border-box;
}

/* --- Mobile Responsive Styles --- */
@media (max-width: 1024px) {
  .page-download__hero-content {
    margin-top: -60px;
    padding: 30px 15px;
  }
  .page-download__main-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
  }
  .page-download__hero-description {
    font-size: clamp(0.95rem, 1.8vw, 1.15rem);
  }
  .page-download__btn-primary, .page-download__btn-secondary {
    font-size: 1rem;
    padding: 12px 25px;
    min-width: 180px;
  }
  .page-download__section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  }
  .page-download__benefits-grid, .page-download__download-steps, .page-download__features-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
}

@media (max-width: 768px) {
  /* HERO 主图区域 */
  .page-download__hero-section {
    padding-top: 10px;
    min-height: unset;
  }
  .page-download__hero-image img {
    object-fit: contain !important; /* Prevent cropping on mobile */
    aspect-ratio: unset !important; /* Allow natural aspect ratio */
    max-height: 400px;
  }
  .page-download__hero-content {
    margin-top: -40px; /* Adjust overlap */
    padding: 25px 15px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.4);
  }
  .page-download__main-title {
    font-size: clamp(1.8rem, 7vw, 2.5rem);
    margin-bottom: 15px;
  }
  .page-download__hero-description {
    font-size: clamp(0.9rem, 3.5vw, 1rem);
    margin-bottom: 25px;
  }
  .page-download__cta-buttons {
    flex-direction: column;
    gap: 15px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 0 15px;
  }
  
  /* 按钮与按钮容器 */
  .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;
    min-width: unset;
  }
  .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;
  }

  /* 通用图片与容器 */
  .page-download img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    min-height: 200px !important;
  }
  .page-download__section,
  .page-download__card,
  .page-download__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-download__card img, .page-download__feature-item img {
    min-height: 200px !important; /* Ensure content images are not too small */
  }

  /* 产品展示图区域 (general card grid) */
  .page-download__benefits-grid,
  .page-download__download-steps,
  .page-download__features-grid {
    grid-template-columns: 1fr; /* Single column on mobile */
    gap: 20px;
    overflow-x: hidden; /* Prevent horizontal scroll */
  }
  .page-download__benefits-section, .page-download__how-to-download-section, .page-download__features-section, .page-download__faq-section {
    padding: 40px 0;
  }
  .page-download__section-title {
    font-size: clamp(1.5rem, 6vw, 2.2rem);
    margin-bottom: 30px;
  }
  .page-download__section-description {
    font-size: 0.95rem;
    margin-bottom: 30px;
  }
  .page-download__card-title {
    font-size: 1.2rem;
  }
  .page-download__card p {
    font-size: 0.9rem;
  }
  .page-download__step-card ol {
    padding-left: 15px;
  }
  .page-download__step-card li {
    font-size: 0.9rem;
  }
  .page-download__note-text {
    font-size: 0.85rem;
  }

  /* FAQ */
  details.page-download__faq-item summary.page-download__faq-question {
    padding: 15px;
  }
  .page-download__faq-qtext {
    font-size: 15px;
  }
  .page-download__faq-toggle {
    font-size: 20px;
    width: 24px;
  }
  details.page-download__faq-item .page-download__faq-answer {
    padding: 0 15px 15px;
  }
}