.page-download {
  background-color: var(--background-color, #140C0C);
  color: var(--text-main-color, #FFF1E8);
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
}

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

.page-download__section {
  padding: 60px 0;
  text-align: center;
}

.page-download__dark-section {
  background-color: var(--background-color, #140C0C);
  color: var(--text-main-color, #FFF1E8);
}

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

.page-download__section-title {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 20px;
  color: inherit;
  line-height: 1.2;
}

.page-download__section-intro {
  font-size: 18px;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: inherit;
}

/* Hero Section */
.page-download__hero-section {
  position: relative;
  padding-top: 10px; /* Adjusted padding-top */
  padding-bottom: 60px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 600px;
}

.page-download__hero-image-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.page-download__hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.5);
}

.page-download__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  padding: 20px;
  box-sizing: border-box;
}

.page-download__main-title {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 800;
  margin-bottom: 20px;
  color: #FFF1E8;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-download__description {
  font-size: 20px;
  margin-bottom: 30px;
  color: #FFF1E8;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

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

.page-download__btn-primary,
.page-download__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 8px;
  font-size: 18px;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.3s ease;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-download__btn-primary {
  background: linear-gradient(180deg, #FFB04A 0%, #D86A14 100%);
  color: #FFF1E8;
  border: none;
  box-shadow: 0 4px 15px rgba(255, 176, 74, 0.4);
}

.page-download__btn-primary:hover {
  background: linear-gradient(180deg, #D86A14 0%, #FFB04A 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 176, 74, 0.6);
}

.page-download__btn-secondary {
  background: transparent;
  color: #F3C54D;
  border: 2px solid #F3C54D;
  box-shadow: 0 4px 15px rgba(243, 197, 77, 0.2);
}

.page-download__btn-secondary:hover {
  background: rgba(243, 197, 77, 0.1);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(243, 197, 77, 0.4);
}

/* Why Download Section */
.page-download__why-download .page-download__section-title,
.page-download__why-download .page-download__section-intro {
  color: #333333;
}

.page-download__features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-download__feature-card {
  background-color: #ffffff;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  padding: 30px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  box-sizing: border-box;
}

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

.page-download__feature-image {
  width: 100%;
  max-width: 300px;
  height: auto;
  border-radius: 8px;
  margin-bottom: 20px;
  object-fit: cover;
}

.page-download__card-title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 15px;
  color: #C61F1F;
}

.page-download__card-text {
  font-size: 16px;
  color: #555555;
  flex-grow: 1;
}

/* How to Download Section */
.page-download__how-to-download .page-download__section-title,
.page-download__how-to-download .page-download__section-intro {
  color: #FFF1E8;
}

.page-download__download-steps {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-top: 40px;
  text-align: left;
}

.page-download__step-block {
  background-color: var(--card-b-g-color, #2A1212);
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
  color: #FFF1E8;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.page-download__step-image {
  width: 100%;
  max-width: 400px;
  height: auto;
  border-radius: 8px;
  margin-bottom: 25px;
  object-fit: cover;
}

.page-download__step-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 20px;
  color: #F3C54D;
}

.page-download__step-list {
  list-style: decimal;
  padding-left: 20px;
  margin-bottom: 30px;
  font-size: 16px;
}

.page-download__step-list li {
  margin-bottom: 10px;
}

.page-download__step-list li strong {
  color: #FFB04A;
}

.page-download__btn-download {
  margin-top: auto;
  align-self: center;
}

.page-download__qr-code-section {
  margin-top: 60px;
  padding: 40px;
  background-color: var(--card-b-g-color, #2A1212);
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.page-download__qr-title {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 25px;
  color: #FFF1E8;
}

.page-download__qr-code-image {
  width: 100%;
  max-width: 250px;
  height: auto;
  border: 5px solid #FFF1E8;
  border-radius: 5px;
  margin-bottom: 25px;
  object-fit: contain;
}

.page-download__qr-text {
  font-size: 17px;
  color: #FFF1E8;
  max-width: 600px;
  margin: 0 auto;
}

/* App Features Section */
.page-download__app-features .page-download__section-title,
.page-download__app-features .page-download__section-intro {
  color: #333333;
}

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

.page-download__feature-item {
  background-color: #ffffff;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  padding: 25px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  height: 100%;
  box-sizing: border-box;
}

.page-download__feature-icon {
  width: 200px;
  height: 200px;
  object-fit: contain;
  margin-bottom: 15px;
  flex-shrink: 0;
}

.page-download__feature-heading {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
  color: #C61F1F;
}

.page-download__feature-description {
  font-size: 15px;
  color: #555555;
  flex-grow: 1;
}

/* FAQ Section */
.page-download__faq-section .page-download__section-title,
.page-download__faq-section .page-download__section-intro {
  color: #FFF1E8;
}

.page-download__faq-list {
  margin-top: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  text-align: left;
}

details.page-download__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid var(--border-color, #6A1E1E);
  overflow: hidden;
  background: var(--card-b-g-color, #2A1212);
}

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;
  color: #FFF1E8;
}

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: rgba(255, 255, 255, 0.05);
}

.page-download__faq-qtext {
  flex: 1;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
}

.page-download__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: #F3C54D;
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}

details.page-download__faq-item .page-download__faq-answer {
  padding: 0 20px 20px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 0 0 5px 5px;
  color: #FFF1E8;
}

.page-download__faq-answer p {
  margin: 0;
  color: #FFF1E8;
}

/* Final CTA Section */
.page-download__cta-final .page-download__section-title,
.page-download__cta-final .page-download__section-intro {
  color: #333333;
}

.page-download__final-text {
  font-size: 18px;
  margin-top: 30px;
  color: #333333;
}

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

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-download__hero-section {
    min-height: 500px;
  }
  .page-download__main-title {
    font-size: clamp(30px, 4.5vw, 42px);
  }
  .page-download__description {
    font-size: 18px;
  }
  .page-download__section-title {
    font-size: 32px;
  }
  .page-download__section-intro {
    font-size: 16px;
  }
  .page-download__download-steps {
    grid-template-columns: 1fr;
  }
  .page-download__step-block {
    align-items: center;
    text-align: center;
  }
  .page-download__step-list {
    text-align: left;
  }
  .page-download__qr-code-image {
    max-width: 200px;
  }
}

@media (max-width: 849px) {
  .page-download__hero-image {
    object-fit: contain !important; /* HERO 主图区域: 移动 object-fit:contain */
    aspect-ratio: unset !important;
    filter: brightness(0.7);
  }
}

@media (max-width: 768px) {
  .page-download__hero-section {
    padding-top: 10px; /* 顶距约 10px */
    padding-bottom: 40px;
    min-height: 450px;
  }
  .page-download__hero-content {
    padding: 15px;
  }
  .page-download__main-title {
    font-size: clamp(28px, 8vw, 38px);
    margin-bottom: 15px;
  }
  .page-download__description {
    font-size: 16px;
    margin-bottom: 25px;
  }
  .page-download__cta-buttons {
    flex-direction: column;
    gap: 15px;
    width: 100%;
    max-width: 100%;
    padding: 0 15px;
    box-sizing: border-box;
  }
  .page-download__btn-primary,
  .page-download__btn-secondary {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding: 12px 20px;
    font-size: 16px;
  }

  .page-download__section {
    padding: 40px 0;
  }
  .page-download__container {
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-download__section-title {
    font-size: 28px;
    margin-bottom: 15px;
  }
  .page-download__section-intro {
    font-size: 15px;
    margin-bottom: 30px;
  }

  /* Product/Feature Grid */
  .page-download__features-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-download__feature-card {
    padding: 20px;
  }
  .page-download__feature-image {
    max-width: 250px;
  }
  .page-download__card-title {
    font-size: 20px;
  }
  .page-download__card-text {
    font-size: 14px;
  }

  /* Download Steps */
  .page-download__download-steps {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .page-download__step-block {
    padding: 20px;
  }
  .page-download__step-image {
    max-width: 300px;
    margin-bottom: 20px;
  }
  .page-download__step-title {
    font-size: 22px;
  }
  .page-download__step-list {
    font-size: 14px;
  }
  .page-download__qr-code-section {
    margin-top: 40px;
    padding: 30px 20px;
  }
  .page-download__qr-title {
    font-size: 24px;
    margin-bottom: 20px;
  }
  .page-download__qr-code-image {
    max-width: 180px;
  }
  .page-download__qr-text {
    font-size: 15px;
  }

  /* App Features List */
  .page-download__features-list {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-download__feature-item {
    padding: 20px;
    align-items: center;
    text-align: center;
  }
  .page-download__feature-icon {
    width: 150px;
    height: 150px;
  }
  .page-download__feature-heading {
    font-size: 18px;
  }
  .page-download__feature-description {
    font-size: 14px;
  }

  /* FAQ Section */
  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;
    margin-left: 10px;
  }
  details.page-download__faq-item .page-download__faq-answer {
    padding: 0 15px 15px;
  }
  .page-download__faq-answer p {
    font-size: 14px;
  }

  /* General Image & Container Responsiveness */
  .page-download img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-download__section, .page-download__card, .page-download__container, .page-download__hero-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-download__products-grid { /* Assuming this class might be used for a grid, similar to features-grid */
    overflow-x: hidden;
    grid-template-columns: repeat(2, 1fr); /* 2 列 x 3 行 for products, if present */
    gap: 15px;
  }
  .page-download__article-body {
    max-width: 100% !important;
    padding: 0 15px;
    box-sizing: border-box;
    text-align: left;
  }
  .page-download__article-body h2, .page-download__article-body h3, .page-download__article-body h4 {
    font-size: clamp(20px, 6vw, 28px);
    text-align: center;
  }
  .page-download__article-figure {
    max-width: 100%;
    margin: 20px auto;
  }
}