/* style/download.css */

/* Variables */
:root {
  --color-primary: #11A84E;
  --color-secondary: #22C768;
  --color-card-bg: #11271B;
  --color-background: #08160F;
  --color-text-main: #F2FFF6;
  --color-text-secondary: #A7D9B8;
  --color-border: #2E7A4E;
  --color-glow: #57E38D;
  --color-gold: #F2C14E;
  --color-divider: #1E3A2A;
  --color-deep-green: #0A4B2C;

  --btn-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
}

/* Base styles for the page content */
.page-download {
  font-family: 'Arial', sans-serif;
  color: var(--color-text-main); /* Default text color for the page */
  background-color: var(--color-background); /* Ensure contrast with body background if different */
  line-height: 1.6;
}

.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; /* Ensure image is above content for "上图下文" */
  align-items: center;
  padding: 10px 0 60px; /* Small top padding, larger bottom padding */
  background-color: var(--color-background);
  overflow: hidden;
}

.page-download__hero-image-wrapper {
  width: 100%;
  max-height: 700px; /* Limit height of hero image */
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

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

.page-download__hero-content {
  text-align: center;
  padding: 40px 20px;
  max-width: 900px;
  position: relative; /* Ensure content is in normal flow */
  z-index: 2; /* Ensure content is above image if any layering occurs, though not ideal */
  background-color: transparent; /* No background to avoid covering image */
}

.page-download__main-title {
  font-size: clamp(2.2rem, 5vw, 3.5rem); /* Responsive font size */
  color: var(--color-gold);
  margin-bottom: 20px;
  font-weight: 700;
  line-height: 1.2;
  text-shadow: 0 0 10px rgba(87, 227, 141, 0.5); /* Glow effect */
}

.page-download__description {
  font-size: 1.1rem;
  color: var(--color-text-main);
  margin-bottom: 30px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.page-download__download-options {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.page-download__qr-code-item {
  text-align: center;
  background-color: var(--color-card-bg);
  padding: 25px;
  border-radius: 15px;
  border: 1px solid var(--color-border);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease;
}

.page-download__qr-code-item:hover {
  transform: translateY(-5px);
}

.page-download__qr-code {
  width: 200px;
  height: 200px;
  margin-bottom: 15px;
  border-radius: 8px;
  background-color: #fff; /* QR code background */
  padding: 10px;
}

.page-download__qr-label {
  font-size: 1rem;
  color: var(--color-text-secondary);
  margin-bottom: 15px;
  font-weight: 600;
}

.page-download__download-button {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1rem;
  transition: background-color 0.3s ease, transform 0.2s ease;
  background: var(--btn-gradient);
  color: var(--color-text-main); /* Ensure white text on gradient */
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: none;
}

.page-download__download-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-download__small-text {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  margin-top: 20px;
  margin-bottom: 30px;
}

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

.page-download__btn-primary,
.page-download__btn-secondary {
  display: inline-block;
  padding: 12px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1rem;
  transition: transform 0.2s ease, box-shadow 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  box-sizing: border-box;
}

.page-download__btn-primary {
  background: var(--btn-gradient);
  color: var(--color-text-main);
  border: none;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-download__btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-download__btn-secondary {
  background-color: transparent;
  color: var(--color-glow);
  border: 2px solid var(--color-glow);
  box-shadow: 0 4px 15px rgba(87, 227, 141, 0.2);
}

.page-download__btn-secondary:hover {
  transform: translateY(-2px);
  background-color: rgba(87, 227, 141, 0.1);
  box-shadow: 0 6px 20px rgba(87, 227, 141, 0.3);
}

/* Sections */
.page-download__benefits-section,
.page-download__how-to-download-section,
.page-download__app-features-section,
.page-download__faq-section,
.page-download__cta-bottom {
  padding: 80px 0;
  text-align: center;
}

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

.page-download__section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  color: var(--color-gold);
  margin-bottom: 25px;
  font-weight: 700;
  text-shadow: 0 0 8px rgba(87, 227, 141, 0.3);
}

.page-download__section-description {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  max-width: 800px;
  margin: 0 auto 50px;
}

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

.page-download__benefit-card,
.page-download__feature-card {
  background-color: var(--color-background);
  padding: 30px;
  border-radius: 15px;
  border: 1px solid var(--color-divider);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  text-align: center;
}

.page-download__benefit-card:hover,
.page-download__feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.page-download__benefit-icon,
.page-download__feature-icon {
  width: 100px;
  height: 100px;
  object-fit: contain;
  margin-bottom: 20px;
  filter: drop-shadow(0 0 8px var(--color-glow)); /* Add glow to icons */
}

.page-download__card-title {
  font-size: 1.5rem;
  color: var(--color-gold);
  margin-bottom: 15px;
  font-weight: 600;
}

.page-download__card-text {
  font-size: 1rem;
  color: var(--color-text-secondary);
}

/* How-to-download section */
.page-download__platform-guide {
  margin-bottom: 60px;
  padding: 30px;
  background-color: var(--color-background);
  border-radius: 15px;
  border: 1px solid var(--color-divider);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-download__sub-section-title {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  color: var(--color-primary);
  margin-bottom: 40px;
  font-weight: 600;
  text-shadow: 0 0 5px rgba(34, 199, 104, 0.3);
}

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

.page-download__step-card {
  background-color: var(--color-card-bg);
  padding: 25px;
  border-radius: 12px;
  border: 1px solid var(--color-border);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
  text-align: center;
}

.page-download__step-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
}

.page-download__step-title {
  font-size: 1.3rem;
  color: var(--color-gold);
  margin-bottom: 10px;
  font-weight: 600;
}

.page-download__step-text {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
}

/* FAQ Section */
.page-download__faq-list {
  max-width: 900px;
  margin: 0 auto;
  text-align: left;
}

.page-download__faq-item {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-divider);
  border-radius: 10px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.page-download__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text-main);
  cursor: pointer;
  background-color: var(--color-deep-green);
  border-bottom: 1px solid var(--color-divider);
  list-style: none; /* For <details> summary */
  -webkit-tap-highlight-color: transparent; /* Remove tap highlight on mobile */
}

.page-download__faq-question::-webkit-details-marker {
  display: none; /* Hide default marker for <details> summary */
}

.page-download__faq-qtext {
  flex-grow: 1;
  color: var(--color-text-main);
}

.page-download__faq-toggle {
  font-size: 1.5rem;
  margin-left: 15px;
  color: var(--color-gold);
  transition: transform 0.3s ease;
}

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

.page-download__faq-answer {
  padding: 15px 25px 20px;
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  background-color: var(--color-card-bg);
}

/* Call to Action Bottom */
.page-download__cta-bottom {
  background-color: var(--color-deep-green);
  padding: 60px 0;
}

.page-download__cta-content {
  text-align: center;
}

/* --- Responsive Design --- */
/* Mobile First Approach, then override for larger screens */

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

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

.page-download__cta-buttons,
.page-download__download-options {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

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

@media (max-width: 768px) {
  .page-download__hero-section {
    padding: 10px 0 40px;
  }

  .page-download__hero-content {
    padding: 30px 15px;
  }

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

  .page-download__description {
    font-size: 1rem;
    margin-bottom: 20px;
  }

  .page-download__download-options {
    flex-direction: column;
    gap: 20px;
    padding: 0 15px;
  }

  .page-download__qr-code-item {
    padding: 20px;
  }

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

  .page-download__download-button {
    padding: 10px 20px;
    font-size: 0.95rem;
  }

  .page-download__small-text {
    font-size: 0.9rem;
    margin-bottom: 20px;
  }

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

  .page-download__btn-primary,
  .page-download__btn-secondary {
    width: 100%;
    max-width: 100% !important;
    padding: 12px 20px;
    font-size: 0.95rem;
  }

  .page-download__benefits-section,
  .page-download__how-to-download-section,
  .page-download__app-features-section,
  .page-download__faq-section,
  .page-download__cta-bottom {
    padding: 50px 0;
  }

  .page-download__section-title {
    font-size: clamp(1.6rem, 7vw, 2.2rem);
    margin-bottom: 20px;
  }

  .page-download__section-description {
    font-size: 1rem;
    margin-bottom: 30px;
    padding: 0 15px;
  }

  .page-download__benefits-grid,
  .page-download__features-grid,
  .page-download__guide-steps {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 0 15px;
  }

  .page-download__benefit-card,
  .page-download__feature-card,
  .page-download__step-card {
    padding: 25px 20px;
  }

  .page-download__benefit-icon,
  .page-download__feature-icon {
    width: 80px;
    height: 80px;
  }

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

  .page-download__card-text {
    font-size: 0.9rem;
  }

  .page-download__platform-guide {
    margin-bottom: 40px;
    padding: 20px;
  }

  .page-download__sub-section-title {
    font-size: clamp(1.4rem, 6vw, 1.8rem);
    margin-bottom: 30px;
  }

  .page-download__step-image {
    height: 180px;
  }

  .page-download__step-title {
    font-size: 1.2rem;
  }

  .page-download__step-text {
    font-size: 0.9rem;
  }

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

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

  .page-download__faq-toggle {
    font-size: 1.3rem;
  }

  .page-download__faq-answer {
    padding: 15px 20px;
    font-size: 0.95rem;
  }

  .page-download__cta-bottom {
    padding: 40px 0;
  }

  /* Force responsive images, videos, and containers */
  .page-download img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-download video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-download__section,
  .page-download__card,
  .page-download__container,
  .page-download__hero-section,
  .page-download__benefits-section,
  .page-download__how-to-download-section,
  .page-download__app-features-section,
  .page-download__faq-section,
  .page-download__cta-bottom,
  .page-download__platform-guide,
  .page-download__cta-buttons,
  .page-download__download-options,
  .page-download__qr-code-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow-x: hidden; /* Prevent horizontal scroll for sections */
  }

  .page-download__hero-image-wrapper {
    padding-left: 0 !important;
    padding-right: 0 !important;
  }

  .page-download__hero-image {
    object-fit: cover;
    max-height: 400px;
  }

  .page-download__cta-buttons {
    flex-direction: column;
    gap: 10px;
  }
}