:root {
  --primary-color: #11A84E;
  --secondary-color: #22C768;

  --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --button-gradient-start: #2AD16F; /* For step list marker */
  --button-gradient-end: #13994A;

  --card-bg: #11271B;
  --background-color: #08160F;

  --text-main: #F2FFF6;
  --text-secondary: #A7D9B8;

  --border-color: #2E7A4E;

  --glow: #57E38D;
  --glow-rgb: 87, 227, 141; /* RGB for glow color for rgba usage */
  --gold: #F2C14E;
  --divider: #1E3A2A;
  --deep-green: #0A4B2C;
}

/* style/download.css */
/* body 已 padding-top: var(--header-offset)；页面禁止再写该变量 */
.page-download {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-main); /* #F2FFF6 - light text for dark background */
  background-color: var(--background-color); /* #08160F - dark background */
}

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

/* Hero Section */
.page-download__hero-section {
  position: relative;
  display: flex;
  flex-direction: column; /* Image on top, content below */
  align-items: center;
  text-align: center;
  padding: 10px 0 60px 0; /* Small top padding, more bottom padding */
  overflow: hidden;
  background-color: var(--card-bg); /* #11271B */
  border-bottom: 1px solid var(--divider); /* #1E3A2A */
}

.page-download__hero-image-wrapper {
  width: 100%;
  max-width: 100%;
  margin-bottom: 30px;
}

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

.page-download__hero-content {
  max-width: 800px;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-download__main-title {
  font-size: clamp(2.2rem, 4vw, 3.5rem); /* Responsive font size for H1 */
  font-weight: bold;
  line-height: 1.2;
  margin-bottom: 20px;
  color: var(--text-main); /* #F2FFF6 */
  letter-spacing: -0.03em;
}

.page-download__subtitle {
  font-size: 1.2rem;
  margin-bottom: 30px;
  color: var(--text-secondary); /* #A7D9B8 */
}

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

.page-download__btn-primary,
.page-download__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  min-width: 180px;
  box-sizing: border-box;
  white-space: normal; /* Allow text wrap */
  word-wrap: break-word; /* Allow text wrap */
}

.page-download__btn-primary {
  background: var(--button-gradient); /* linear-gradient(180deg, #2AD16F 0%, #13994A 100%) */
  color: #ffffff;
  border: 2px solid transparent;
}

.page-download__btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(var(--glow-rgb), 0.3); /* Using glow color */
}

.page-download__btn-secondary {
  background: var(--deep-green); /* #0A4B2C */
  color: var(--text-main); /* #F2FFF6 */
  border: 2px solid var(--border-color); /* #2E7A4E */
}

.page-download__btn-secondary:hover {
  background: var(--border-color); /* #2E7A4E */
  color: #ffffff;
  transform: translateY(-2px);
}

/* General Sections */
.page-download__section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: bold;
  text-align: center;
  margin-bottom: 40px;
  color: var(--text-main); /* #F2FFF6 */
}

.page-download__text-block {
  font-size: 1rem;
  text-align: center;
  max-width: 900px;
  margin: 0 auto 30px auto;
  color: var(--text-secondary); /* #A7D9B8 */
}

/* Why Download Section */
.page-download__why-download-section {
  padding: 80px 0;
  background-color: var(--card-bg); /* #11271B */
  border-bottom: 1px solid var(--divider); /* #1E3A2A */
}

.page-download__feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-download__feature-card {
  background-color: var(--deep-green); /* #0A4B2C */
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--border-color); /* #2E7A4E */
}

.page-download__feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 25px rgba(var(--glow-rgb), 0.4); /* Using glow color */
}

.page-download__feature-icon {
  width: 120px;
  height: 120px;
  margin-bottom: 20px;
  object-fit: contain;
  border-radius: 10px; /* Slightly rounded corners for icons */
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-download__feature-title {
  font-size: 1.4rem;
  font-weight: bold;
  margin-bottom: 15px;
  color: var(--text-main); /* #F2FFF6 */
}

.page-download__feature-description {
  font-size: 0.95rem;
  color: var(--text-secondary); /* #A7D9B8 */
}

/* How to Download Section */
.page-download__how-to-download-section {
  padding: 80px 0;
  background-color: var(--background-color); /* #08160F */
  border-bottom: 1px solid var(--divider); /* #1E3A2A */
}

.page-download__download-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
  margin-top: 50px;
}

.page-download__download-card {
  background-color: var(--card-bg); /* #11271B */
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color); /* #2E7A4E */
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.page-download__card-title {
  font-size: 1.6rem;
  font-weight: bold;
  margin-bottom: 20px;
  color: var(--gold); /* #F2C14E */
}

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

.page-download__step-list {
  list-style-type: none;
  padding: 0;
  margin-bottom: 30px;
  text-align: left;
  color: var(--text-secondary); /* #A7D9B8 */
  counter-reset: step-counter;
}

.page-download__step-list li {
  margin-bottom: 10px;
  padding-left: 25px;
  position: relative;
  font-size: 1rem;
}

.page-download__step-list li::before {
  content: counter(step-counter);
  counter-increment: step-counter;
  position: absolute;
  left: 0;
  top: 0;
  background-color: var(--button-gradient-start); /* #2AD16F */
  color: #ffffff;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: bold;
}

/* App Features Section */
.page-download__app-features-section {
  padding: 80px 0;
  background-color: var(--card-bg); /* #11271B */
  border-bottom: 1px solid var(--divider); /* #1E3A2A */
}

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

.page-download__feature-item {
  background-color: var(--deep-green); /* #0A4B2C */
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color); /* #2E7A4E */
}

.page-download__feature-item-title {
  font-size: 1.3rem;
  font-weight: bold;
  margin-bottom: 15px;
  color: var(--gold); /* #F2C14E */
}

.page-download__feature-item-description {
  font-size: 0.95rem;
  color: var(--text-secondary); /* #A7D9B8 */
}

.page-download__cta-section {
  margin-top: 60px;
  text-align: center;
}

.page-download__cta-text {
  font-size: 1.3rem;
  margin-bottom: 30px;
  color: var(--text-main); /* #F2FFF6 */
  font-weight: bold;
}

/* FAQ Section */
.page-download__faq-section {
  padding: 80px 0;
  background-color: var(--background-color); /* #08160F */
  border-bottom: 1px solid var(--divider); /* #1E3A2A */
}

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

.page-download__faq-item {
  background-color: var(--card-bg); /* #11271B */
  border: 1px solid var(--border-color); /* #2E7A4E */
  border-radius: 10px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  color: var(--text-main); /* #F2FFF6 */
}

.page-download__faq-item summary {
  list-style: none; /* Hide default marker */
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  font-weight: bold;
  font-size: 1.1rem;
  color: var(--gold); /* #F2C14E */
  background-color: var(--deep-green); /* #0A4B2C */
  transition: background-color 0.3s ease;
}

.page-download__faq-item summary:hover {
  background-color: var(--border-color); /* #2E7A4E */
}

.page-download__faq-item summary::-webkit-details-marker {
  display: none; /* Hide default marker for webkit browsers */
}

.page-download__faq-qtext {
  flex-grow: 1;
  text-align: left;
}

.page-download__faq-toggle {
  font-size: 1.5rem;
  line-height: 1;
  margin-left: 15px;
  color: var(--text-main); /* #F2FFF6 */
}

.page-download__faq-answer {
  padding: 20px 25px;
  background-color: var(--card-bg); /* #11271B */
  border-top: 1px solid var(--divider); /* #1E3A2A */
  color: var(--text-secondary); /* #A7D9B8 */
  font-size: 1rem;
  text-align: left;
}

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

/* Final CTA Section */
.page-download__final-cta-section {
  padding: 80px 0;
  background-color: var(--card-bg); /* #11271B */
  text-align: center;
}

.page-download__center-content {
  max-width: 900px;
  margin: 0 auto;
}

/* Images Global */
.page-download img {
  max-width: 100%;
  height: auto;
  display: block; /* Ensures images behave as block elements for max-width */
}

/* Ensure all links have proper contrast */
.page-download a {
  color: var(--gold); /* #F2C14E */
}
.page-download a:hover {
  color: var(--glow); /* #57E38D */
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-download__hero-content {
    padding: 0 30px;
  }
}

@media (max-width: 768px) {
  .page-download__container {
    padding: 0 15px; /* Add padding to containers for mobile */
  }

  .page-download {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-download__hero-section {
    padding-bottom: 40px;
  }

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

  .page-download__subtitle {
    font-size: 1rem;
  }

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

  .page-download__btn-primary,
  .page-download__btn-secondary {
    width: 100% !important; /* Force full width on mobile */
    max-width: 100% !important;
    padding: 12px 20px;
    font-size: 1rem;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-download__section-title {
    font-size: clamp(1.6rem, 7vw, 2.2rem);
  }

  .page-download__why-download-section,
  .page-download__how-to-download-section,
  .page-download__app-features-section,
  .page-download__faq-section,
  .page-download__final-cta-section {
    padding: 50px 0;
  }

  .page-download__feature-grid,
  .page-download__download-steps,
  .page-download__features-list {
    grid-template-columns: 1fr; /* Single column layout */
    gap: 25px;
  }

  .page-download__feature-card,
  .page-download__download-card,
  .page-download__feature-item {
    padding: 25px;
  }

  .page-download__card-title,
  .page-download__feature-title,
  .page-download__feature-item-title {
    font-size: 1.3rem;
  }

  .page-download__text-block {
    font-size: 0.95rem;
  }

  .page-download__cta-text {
    font-size: 1.1rem;
  }

  /* Mobile image responsiveness */
  .page-download img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  /* Mobile container padding to prevent overflow */
  .page-download__section,
  .page-download__card,
  .page-download__container,
  .page-download__hero-section,
  .page-download__why-download-section,
  .page-download__how-to-download-section,
  .page-download__app-features-section,
  .page-download__faq-section,
  .page-download__final-cta-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  
  /* Resetting padding for sections that have 0 padding-left/right by default for full width */
  .page-download__hero-section {
      padding-left: 0 !important;
      padding-right: 0 !important;
  }
  .page-download__hero-content {
      padding-left: 15px !important;
      padding-right: 15px !important;
  }

  /* FAQ specific mobile styles */
  .page-download__faq-item summary {
    padding: 15px 20px;
    font-size: 1rem;
  }

  .page-download__faq-answer {
    padding: 15px 20px;
    font-size: 0.9rem;
  }
}