/* style/download.css */
:root {
  --primary-color: #F2C14E;
  --secondary-color: #FFD36B;
  --background-dark: #0A0A0A;
  --card-background: #111111;
  --text-main: #FFF6D6;
  --border-color: #3A2A12;
  --glow-color: #FFD36B;
  --button-gradient: linear-gradient(180deg, #FFD86A 0%, #DDA11D 100%);
}

.page-download {
  background-color: var(--background-dark);
  color: var(--text-main);
  font-family: Arial, sans-serif;
  line-height: 1.6;
  font-size: 16px;
}

.page-download__article-wrap {
  max-width: 1150px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-download__hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-top: 10px; /* Per rule: ~10px padding-top if body already has --header-offset */
  padding-bottom: 40px;
  background-color: var(--background-dark);
}

.page-download__hero-image-wrap {
  width: 100%;
  max-width: 1200px;
  margin-bottom: 30px;
}

.page-download__hero-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.page-download__hero-content {
  max-width: 900px;
  padding: 0 20px;
}

.page-download__main-title {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  color: var(--secondary-color);
  margin-bottom: 20px;
  line-height: 1.2;
  font-weight: bold;
  text-shadow: 0 0 10px rgba(255, 211, 107, 0.5);
}

.page-download__description {
  font-size: 1.15rem;
  color: var(--text-main);
  margin-bottom: 30px;
}

.page-download__cta-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}

.page-download__cta-buttons--bottom {
  margin-top: 40px;
}

.page-download__cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 30px;
  font-size: 1.1rem;
  font-weight: bold;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-download__btn-primary {
  background: var(--button-gradient);
  color: #ffffff;
  border: 2px solid transparent;
  box-shadow: 0 4px 15px rgba(255, 211, 107, 0.4);
}

.page-download__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(255, 211, 107, 0.6);
}

.page-download__btn-secondary {
  background: #111111;
  color: var(--secondary-color);
  border: 2px solid var(--secondary-color);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.page-download__btn-secondary:hover {
  background: var(--secondary-color);
  color: var(--background-dark);
  transform: translateY(-3px);
  box-shadow: 0 6px 15px rgba(255, 211, 107, 0.4);
}

.page-download__section {
  padding: 60px 0;
  background-color: var(--background-dark);
}

.page-download__section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  color: var(--primary-color);
  text-align: center;
  margin-bottom: 25px;
  position: relative;
  padding-bottom: 15px;
}

.page-download__section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: var(--button-gradient);
  border-radius: 2px;
}

.page-download__section-intro {
  text-align: center;
  font-size: 1.1rem;
  color: var(--text-main);
  max-width: 800px;
  margin: 0 auto 40px auto;
}

.page-download__benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.page-download__benefit-card {
  background-color: var(--card-background);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-download__benefit-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 15px rgba(255, 211, 107, 0.3);
}

.page-download__card-title {
  font-size: 1.4rem;
  color: var(--secondary-color);
  margin-bottom: 15px;
}

.page-download__benefit-card p {
  color: var(--text-main);
  font-size: 1rem;
}

.page-download__figure {
  margin: 40px 0;
  text-align: center;
}

.page-download__image {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 8px;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-color);
}

.page-download__figcaption {
  font-size: 0.9rem;
  color: #aaa;
  margin-top: 15px;
}

.page-download__guide-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.page-download__step-card {
  background-color: var(--card-background);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-download__step-title {
  font-size: 1.6rem;
  color: var(--primary-color);
  margin-bottom: 20px;
  position: relative;
  padding-left: 40px;
}

.page-download__step-title::before {
  content: '▶';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  color: var(--secondary-color);
  font-size: 1.2em;
}

.page-download__step-card p {
  color: var(--text-main);
  margin-bottom: 20px;
}

.page-download__features-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.page-download__feature-item {
  background-color: var(--card-background);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  text-align: left;
}

.page-download__feature-title {
  font-size: 1.4rem;
  color: var(--secondary-color);
  margin-bottom: 15px;
}

.page-download__feature-item p {
  color: var(--text-main);
  font-size: 1rem;
}

.page-download__faq-list {
  margin-top: 30px;
}

.page-download__faq-item {
  background-color: var(--card-background);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  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: 1.15rem;
  font-weight: bold;
  color: var(--text-main);
  cursor: pointer;
  background-color: #1a1a1a;
  border-bottom: 1px solid var(--border-color);
}

.page-download__faq-question:hover {
  background-color: #222;
}

.page-download__faq-item[open] .page-download__faq-question {
  color: var(--primary-color);
  border-bottom: none;
}

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

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

.page-download__faq-toggle {
  font-size: 1.5rem;
  line-height: 1;
  margin-left: 15px;
  transition: transform 0.2s ease;
  color: var(--secondary-color);
}

.page-download__faq-answer {
  padding: 0 25px 20px 25px;
  font-size: 1rem;
  color: #ccc;
  line-height: 1.8;
}

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

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

/* Desktop specific adjustments */
@media (min-width: 769px) {
  .page-download__guide-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* --- Mobile Responsive Styles (max-width: 768px) --- */
@media (max-width: 768px) {
  .page-download {
    font-size: 15px;
    line-height: 1.5;
  }

  /* 1. 顶区标题 + 双 CTA */
  .page-download__hero-section {
    padding-top: 10px !important;
    padding-bottom: 30px;
  }

  .page-download__hero-image-wrap {
    margin-bottom: 20px;
  }

  .page-download__main-title {
    font-size: 2rem;
    margin-bottom: 15px;
  }

  .page-download__description {
    font-size: 1rem;
    margin-bottom: 25px;
  }

  .page-download__cta-buttons {
    flex-direction: column;
    gap: 10px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 0 15px;
  }

  .page-download__cta-button {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px !important;
    font-size: 1rem !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  /* 2. 单栏长文容器 */
  .page-download__article-wrap {
    padding: 0 15px !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-download__section {
    padding: 40px 0;
  }

  .page-download__section-title {
    font-size: 1.8rem;
    margin-bottom: 20px;
    padding-bottom: 10px;
  }

  .page-download__section-intro {
    font-size: 1rem;
    margin-bottom: 30px;
  }

  .page-download__benefits-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-download__benefit-card {
    padding: 25px;
  }

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

  .page-download__guide-steps {
    gap: 30px;
  }

  .page-download__step-card {
    padding: 25px;
  }

  .page-download__step-title {
    font-size: 1.4rem;
    padding-left: 35px;
  }

  .page-download__features-list {
    grid-template-columns: 1fr;
    gap: 20px;
  }

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

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

  .page-download__faq-question {
    padding: 15px 20px;
    font-size: 1.05rem;
  }

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

  .page-download__faq-answer {
    padding: 0 20px 15px 20px;
    font-size: 0.95rem;
  }

  /* 3. 通用图片与 figure */
  .page-download img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    box-sizing: border-box !important;
  }

  .page-download__figure {
    margin: 20px 0;
  }

  .page-download__figcaption {
    font-size: 0.85rem;
  }

  /* 4. 按钮与按钮容器 (already covered in cta-buttons) */
  .page-download__cta-buttons--bottom {
    margin-top: 30px;
    padding: 0 15px;
  }

  /* 5. 注册教程与 FAQ 区块 (FAQ covered, tutorial structure is general step-card) */
  .page-download__conclusion-section .page-download__section-intro {
    margin-bottom: 30px;
  }
}

/* Ensure all images and their containers are properly constrained for mobile */
.page-download img {
  max-width: 100%;
  height: auto;
  display: block;
  box-sizing: border-box;
}

.page-download__hero-image-wrap,
.page-download__article-wrap,
.page-download__benefits-grid,
.page-download__benefit-card,
.page-download__guide-steps,
.page-download__step-card,
.page-download__features-list,
.page-download__feature-item,
.page-download__faq-list,
.page-download__faq-item {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden; /* Prevent content overflow */
}

/* Additional rules for contrast and brand colors */
.page-download h1, .page-download h2, .page-download h3, .page-download h4, .page-download h5, .page-download h6 {
  color: var(--secondary-color);
}

.page-download p, .page-download li {
  color: var(--text-main);
}

.page-download__card {
  background-color: var(--card-background);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

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