.page-home {
  --home-gap: 2rem;
  --home-section-spacing: 4rem;
  --home-card-radius: 8px;
  --home-glow-accent: 0 0 16px rgba(212, 175, 55, 0.3);
  --home-glow-functional: 0 0 16px rgba(0, 255, 136, 0.3);
  --home-font-heading: 'Exo 2', 'Arial Black', 'Helvetica Neue', sans-serif;
  --home-font-body: 'Source Han Sans SC', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

/* ===== 面包屑 ===== */
.page-home .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 0 0;
  font-family: var(--home-font-body);
  font-size: 0.875rem;
  color: var(--color-text-muted, #B0B0B0);
  max-width: var(--content-max, 1200px);
  margin: 0 auto;
  width: 100%;
  padding-left: var(--gap, 1.5rem);
  padding-right: var(--gap, 1.5rem);
}
.page-home .breadcrumb-item {
  color: var(--color-accent, #D4AF37);
  font-weight: 600;
}

/* ===== 通用章节 ===== */
.page-home .section {
  padding: var(--home-section-spacing) 0;
  position: relative;
}
.page-home .container {
  max-width: var(--content-max, 1200px);
  margin: 0 auto;
  padding: 0 var(--gap, 1.5rem);
  width: 100%;
}
.page-home .container-narrow {
  max-width: 820px;
}
.page-home .section-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}
.page-home .section-number {
  font-family: var(--home-font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-accent, #D4AF37);
  letter-spacing: 0.05em;
  line-height: 1;
}
.page-home .section-line {
  flex: 1;
  height: 2px;
  max-width: 60px;
  background: linear-gradient(90deg, var(--color-accent, #D4AF37), transparent);
}
.page-home .section-title {
  font-family: var(--home-font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text-light, #FFFFFF);
  margin: 0 0 1.5rem;
  letter-spacing: 0.02em;
  line-height: 1.2;
}

/* ===== 首屏 Hero ===== */
.page-home .hero-section {
  padding-top: 1rem;
  padding-bottom: var(--home-section-spacing);
}
.page-home .hero-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
.page-home .hero-label {
  font-family: var(--home-font-body);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-functional, #00FF88);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin: 0 0 0.5rem;
}
.page-home .hero-title {
  font-family: var(--home-font-heading);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-accent, #D4AF37);
  margin: 0 0 0.5rem;
  line-height: 1.1;
  letter-spacing: 0.01em;
}
.page-home .hero-subtitle {
  font-family: var(--home-font-body);
  font-size: 1.125rem;
  font-weight: 400;
  color: var(--color-text-light, #FFFFFF);
  margin: 0 0 1rem;
  opacity: 0.9;
}
.page-home .hero-desc {
  font-family: var(--home-font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-muted, #B0B0B0);
  margin: 0 0 1.5rem;
  max-width: 640px;
}
.page-home .btn-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2.25rem;
  font-family: var(--home-font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary, #0A1F44);
  background: var(--color-functional, #00FF88);
  border: none;
  border-radius: var(--radius, 6px);
  cursor: pointer;
  text-decoration: none;
  transition: box-shadow var(--transition, 0.25s ease), transform var(--transition, 0.25s ease);
  position: relative;
}
.page-home .btn-download:hover,
.page-home .btn-download:focus-visible {
  box-shadow: var(--home-glow-functional);
  transform: translateY(-2px);
  outline: none;
}
.page-home .btn-download:focus-visible {
  outline: 2px solid var(--color-accent, #D4AF37);
  outline-offset: 3px;
}
.page-home .btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 2rem;
  font-family: var(--home-font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-accent, #D4AF37);
  background: transparent;
  border: 2px solid var(--color-accent, #D4AF37);
  border-radius: var(--radius, 6px);
  cursor: pointer;
  text-decoration: none;
  transition: box-shadow var(--transition, 0.25s ease), background var(--transition, 0.25s ease), transform var(--transition, 0.25s ease);
}
.page-home .btn-outline:hover,
.page-home .btn-outline:focus-visible {
  box-shadow: var(--home-glow-accent);
  background: rgba(212, 175, 55, 0.08);
  transform: translateY(-1px);
  outline: none;
}
.page-home .btn-outline:focus-visible {
  outline: 2px solid var(--color-functional, #00FF88);
  outline-offset: 3px;
}

/* ===== 章节预览卡片 ===== */
.page-home .hero-previews {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1rem;
}
.page-home .preview-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: var(--home-card-radius);
  padding: 1.25rem 1.5rem;
  transition: background var(--transition, 0.25s ease), border-color var(--transition, 0.25s ease), box-shadow var(--transition, 0.25s ease);
  position: relative;
  cursor: default;
}
.page-home .preview-card:hover {
  background: rgba(212, 175, 55, 0.06);
  border-color: rgba(212, 175, 55, 0.45);
  box-shadow: var(--home-glow-accent);
}
.page-home .preview-card:focus-visible {
  outline: 2px solid var(--color-functional, #00FF88);
  outline-offset: 2px;
}
.page-home .preview-number {
  font-family: var(--home-font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-accent, #D4AF37);
  opacity: 0.35;
  line-height: 1;
  display: block;
  margin-bottom: 0.25rem;
}
.page-home .preview-heading {
  font-family: var(--home-font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text-light, #FFFFFF);
  margin: 0 0 0.25rem;
}
.page-home .preview-desc {
  font-family: var(--home-font-body);
  font-size: 0.875rem;
  color: var(--color-text-muted, #B0B0B0);
  margin: 0;
  line-height: 1.5;
}

/* ===== 权益浏览 ===== */
.page-home .benefits-section {
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid rgba(212, 175, 55, 0.1);
  border-bottom: 1px solid rgba(212, 175, 55, 0.1);
}
.page-home .benefits-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: start;
}
.page-home .benefits-visual {
  order: 1;
}
.page-home .benefits-img {
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--home-card-radius);
  border: 1px solid rgba(212, 175, 55, 0.15);
  display: block;
}
.page-home .benefits-list {
  order: 2;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.page-home .benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-family: var(--home-font-body);
  font-size: 1rem;
  color: var(--color-text-light, #FFFFFF);
  line-height: 1.6;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.page-home .benefit-item:last-child {
  border-bottom: none;
}
.page-home .benefit-icon {
  color: var(--color-functional, #00FF88);
  font-size: 0.875rem;
  flex-shrink: 0;
  margin-top: 0.3rem;
}

/* ===== 归档区 ===== */
.page-home .archive-section {
  background: rgba(0, 0, 0, 0.15);
}
.page-home .archive-intro {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}
.page-home .archive-icon {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: var(--home-card-radius);
  border: 1px solid rgba(212, 175, 55, 0.2);
  flex-shrink: 0;
}
.page-home .archive-intro p {
  font-family: var(--home-font-body);
  font-size: 1rem;
  color: var(--color-text-muted, #B0B0B0);
  line-height: 1.6;
  margin: 0;
  flex: 1;
}
.page-home .archive-quarters {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 2rem;
}
.page-home .quarter-item {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(212, 175, 55, 0.12);
  border-radius: var(--home-card-radius);
  overflow: hidden;
  transition: border-color var(--transition, 0.25s ease);
}
.page-home .quarter-item:hover {
  border-color: rgba(212, 175, 55, 0.35);
}
.page-home .quarter-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.875rem 1.25rem;
  font-family: var(--home-font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-light, #FFFFFF);
  cursor: pointer;
  list-style: none;
  user-select: none;
  transition: background var(--transition, 0.25s ease);
}
.page-home .quarter-summary::-webkit-details-marker {
  display: none;
}
.page-home .quarter-summary:hover {
  background: rgba(212, 175, 55, 0.05);
}
.page-home .quarter-summary:focus-visible {
  outline: 2px solid var(--color-functional, #00FF88);
  outline-offset: -2px;
  background: rgba(0, 255, 136, 0.04);
}
.page-home .quarter-arrow {
  font-size: 0.75rem;
  color: var(--color-accent, #D4AF37);
  transition: transform var(--transition, 0.25s ease);
}
.page-home .quarter-item[open] .quarter-arrow {
  transform: rotate(90deg);
}
.page-home .quarter-files {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0 1.25rem 0.875rem;
}
.page-home .quarter-link {
  font-family: var(--home-font-body);
  font-size: 0.9rem;
  color: var(--color-text-muted, #B0B0B0);
  text-decoration: none;
  padding: 0.35rem 0;
  transition: color var(--transition, 0.25s ease), padding-left var(--transition, 0.25s ease);
  display: block;
  border-left: 2px solid transparent;
  padding-left: 0.5rem;
}
.page-home .quarter-link:hover,
.page-home .quarter-link:focus-visible {
  color: var(--color-functional, #00FF88);
  padding-left: 1rem;
  border-left-color: var(--color-functional, #00FF88);
  outline: none;
}
.page-home .quarter-link:focus-visible {
  outline: 2px solid var(--color-functional, #00FF88);
  outline-offset: 2px;
  border-left-color: var(--color-functional, #00FF88);
}

/* ===== 年度文件夹 ===== */
.page-home .year-folder {
  background: rgba(212, 175, 55, 0.05);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: var(--home-card-radius);
  padding: 1.5rem;
  text-align: center;
  transition: box-shadow var(--transition, 0.25s ease);
}
.page-home .year-folder:hover {
  box-shadow: var(--home-glow-accent);
}
.page-home .year-folder-title {
  font-family: var(--home-font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-accent, #D4AF37);
  margin: 0 0 0.5rem;
}
.page-home .year-folder-desc {
  font-family: var(--home-font-body);
  font-size: 0.95rem;
  color: var(--color-text-muted, #B0B0B0);
  margin: 0 0 1.25rem;
  line-height: 1.6;
}
.page-home .year-folder .btn-outline {
  font-size: 0.9rem;
  padding: 0.6rem 1.75rem;
}

/* ===== 字体订阅 ===== */
.page-home .font-section {
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid rgba(212, 175, 55, 0.1);
  border-bottom: 1px solid rgba(212, 175, 55, 0.1);
}
.page-home .font-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}
.page-home .font-text p {
  font-family: var(--home-font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-muted, #B0B0B0);
  margin: 0 0 1.5rem;
}
.page-home .font-features {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.page-home .font-features li {
  font-family: var(--home-font-body);
  font-size: 0.95rem;
  color: var(--color-text-light, #FFFFFF);
  padding-left: 1.5rem;
  position: relative;
  line-height: 1.5;
}
.page-home .font-features li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--color-functional, #00FF88);
  font-weight: 700;
}
.page-home .font-visual {
  text-align: center;
}
.page-home .font-img {
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--home-card-radius);
  border: 1px solid rgba(212, 175, 55, 0.15);
  display: block;
}

/* ===== 信任区块 ===== */
.page-home .trust-section {
  padding: 2rem 0 3rem;
  background: rgba(0, 0, 0, 0.1);
}
.page-home .trust-block {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.page-home .trust-text {
  font-family: var(--home-font-body);
  font-size: 0.875rem;
  color: var(--color-text-muted, #B0B0B0);
  margin: 0;
  line-height: 1.6;
}

/* ===== 桌面端（≥768px） ===== */
@media (min-width: 768px) {
  .page-home .hero-title {
    font-size: 3rem;
  }
  .page-home .hero-subtitle {
    font-size: 1.375rem;
  }
  .page-home .hero-layout {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
  .page-home .hero-text {
    align-self: center;
  }
  .page-home .hero-previews {
    grid-template-columns: 1fr;
    gap: 1.25rem;
    margin-top: 0;
  }
  .page-home .preview-card {
    padding: 1.5rem 2rem;
  }
  .page-home .preview-number {
    font-size: 3rem;
  }
  .page-home .benefits-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
  .page-home .benefits-visual {
    order: 0;
  }
  .page-home .benefits-list {
    order: 1;
    justify-content: center;
  }
  .page-home .font-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
  .page-home .archive-icon {
    width: 100px;
    height: 100px;
  }
  .page-home .archive-intro {
    flex-wrap: nowrap;
  }
  .page-home .section-title {
    font-size: 2.5rem;
  }
}

/* ===== 大桌面端（≥1024px） ===== */
@media (min-width: 1024px) {
  .page-home .hero-title {
    font-size: 3.5rem;
  }
  .page-home .hero-previews {
    gap: 1.5rem;
  }
  .page-home .preview-card {
    padding: 1.75rem 2.25rem;
  }
  .page-home .preview-number {
    font-size: 3.5rem;
  }
  .page-home .section-title {
    font-size: 2.75rem;
  }
  .page-home .archive-section .container-narrow {
    padding-left: 3rem;
    padding-right: 3rem;
  }
}

/* ===== 大屏宽内容控制 ===== */
@media (min-width: 1400px) {
  .page-home .container {
    padding-left: 2rem;
    padding-right: 2rem;
  }
  .page-home .hero-title {
    font-size: 4rem;
  }
  .page-home .hero-layout {
    gap: 4rem;
  }
}

/* ===== 减少动画 ===== */
@media (prefers-reduced-motion: reduce) {
  .page-home *,
  .page-home *::before,
  .page-home *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
  .page-home .btn-download:hover,
  .page-home .btn-outline:hover {
    transform: none;
  }
  .page-home .quarter-link:hover {
    padding-left: 0.5rem;
  }
}