.page-home {
  --home-slice: linear-gradient(115deg, rgba(43, 213, 118, 0.22) 0%, rgba(0, 179, 255, 0.1) 58%, transparent 62%);
  padding-bottom: 3rem;
}

/* ---- 面包屑 ---- */
.page-home .ou-crumbs {
  margin-bottom: 1.25rem;
}
.page-home .ou-crumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--ou-font-mono);
  font-size: 0.8125rem;
  color: rgba(240, 235, 225, 0.55);
}
.page-home .ou-crumbs li span {
  color: var(--ou-cream);
}

/* ---- 01 首屏：章节预览 ---- */
.page-home .home-hero {
  position: relative;
  overflow: hidden;
  padding: 2rem 0 2.5rem;
  background: linear-gradient(135deg, var(--ou-bg-navy) 0%, var(--ou-bg-deep) 55%, var(--ou-charcoal) 100%);
  border-bottom: 1px solid var(--ou-line);
}
.page-home .home-hero::before {
  content: "";
  position: absolute;
  top: -20%;
  right: -14%;
  width: 62%;
  height: 78%;
  background: var(--home-slice);
  transform: skewX(-8deg);
  pointer-events: none;
  z-index: 0;
}
.page-home .home-hero::after {
  content: "01";
  position: absolute;
  top: 3.5rem;
  right: 0.75rem;
  font-family: var(--ou-font-mono);
  font-size: 6rem;
  font-weight: 700;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(43, 213, 118, 0.35);
  pointer-events: none;
  z-index: 0;
}
.page-home .home-hero__layout,
.page-home .home-toc {
  position: relative;
  z-index: 1;
}
.page-home .home-hero__lead {
  margin: 1rem 0 0;
  max-width: 38em;
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(240, 235, 225, 0.85);
}
.page-home .home-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.25rem 0 0;
}
.page-home .home-hero__meta span {
  font-family: var(--ou-font-mono);
  font-size: 0.75rem;
  color: var(--ou-pale-moss);
  background: rgba(13, 34, 48, 0.65);
  border: 1px solid rgba(43, 213, 118, 0.35);
  padding: 0.35rem 0.6rem;
}
.page-home .home-hero__media {
  margin-top: 1.5rem;
}
.page-home .home-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--ou-line);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
}

/* ---- 章节目录 ---- */
.page-home .home-toc {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-top: 1.75rem;
}
.page-home .home-toc .ou-toc__link {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1rem 1.125rem;
  background: rgba(26, 30, 29, 0.92);
  border: 1px solid var(--ou-line);
  border-radius: 0;
  color: var(--ou-cream);
  text-decoration: none;
  transition: border-color 0.3s ease, background 0.3s ease, transform 0.3s var(--ou-ease);
}
.page-home .home-toc .ou-toc__link:hover,
.page-home .home-toc .ou-toc__link.is-active {
  border-color: var(--ou-moss);
  background: rgba(43, 213, 118, 0.12);
  transform: translateY(-2px);
}
.page-home .home-toc .ou-toc__index {
  font-family: var(--ou-font-mono);
  font-size: 1.625rem;
  font-weight: 700;
  line-height: 1;
  color: var(--ou-moss);
}
.page-home .home-toc__label {
  font-size: 0.8125rem;
  color: rgba(240, 235, 225, 0.85);
  letter-spacing: 0.02em;
}

/* ---- 章节头 ---- */
.page-home .ou-section {
  padding-top: 3rem;
  scroll-margin-top: 2rem;
}
.page-home .ou-section__head {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  padding-bottom: 0.625rem;
  border-bottom: 1px solid var(--ou-line);
}
.page-home .ou-section__index {
  font-family: var(--ou-font-mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--ou-moss);
}
.page-home .ou-section__title {
  margin: 0;
  font-family: var(--ou-font-head);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--ou-cream);
}
.page-home .ou-marker {
  display: inline-block;
  font-family: var(--ou-font-mono);
  font-size: 0.75rem;
  line-height: 1;
  letter-spacing: 0.05em;
  color: var(--ou-moss);
  background: rgba(43, 213, 118, 0.08);
  border: 1px solid rgba(43, 213, 118, 0.35);
  padding: 0.3rem 0.5rem;
}

/* ---- 02 核心功能：Bento ---- */
.page-home .home-bento {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
.page-home .home-bento__card {
  padding: 1.25rem;
  background: var(--ou-charcoal);
  border: 1px solid var(--ou-line);
  border-top: 3px solid var(--ou-line);
  border-radius: 0;
  transition: transform 0.3s var(--ou-ease), border-color 0.3s ease, box-shadow 0.3s ease;
}
.page-home .home-bento__card:hover {
  transform: translateY(-3px);
  border-color: rgba(43, 213, 118, 0.55);
  border-top-color: var(--ou-moss);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.35);
}
.page-home .home-bento__card h3 {
  margin: 0.5rem 0 0.625rem;
  font-family: var(--ou-font-head);
  font-size: 1.125rem;
  line-height: 1.4;
  color: var(--ou-cream);
}
.page-home .home-bento__card p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(240, 235, 225, 0.78);
}
.page-home .home-bento__list {
  margin: 0.875rem 0 0;
  padding: 0 0 0 1rem;
  font-size: 0.875rem;
  line-height: 1.8;
  color: rgba(240, 235, 225, 0.72);
}
.page-home .home-bento__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.875rem 0 0;
}
.page-home .home-bento__stats span {
  font-family: var(--ou-font-mono);
  font-size: 0.75rem;
  color: var(--ou-blue);
  border: 1px solid rgba(0, 179, 255, 0.35);
  padding: 0.3rem 0.55rem;
}
.page-home .home-bento__media {
  margin-top: 1rem;
}
.page-home .home-bento__media img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--ou-line);
}
.page-home .home-bento__link {
  display: inline-block;
  margin-top: 0.875rem;
  font-size: 0.875rem;
  color: var(--ou-blue);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.3s ease, border-color 0.3s ease;
}
.page-home .home-bento__link:hover {
  color: var(--ou-pale-moss);
  border-color: var(--ou-blue);
}
.page-home .home-bento__card--strip {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.25rem;
  background:
    linear-gradient(135deg, rgba(13, 34, 48, 0.95), rgba(26, 30, 29, 0.95) 68%),
    repeating-linear-gradient(45deg, rgba(43, 213, 118, 0.07) 0 8px, transparent 8px 16px);
}
.page-home .home-bento__strip-text {
  color: rgba(240, 235, 225, 0.78);
}

/* ---- 03 超话社区 ---- */
.page-home .home-community {
  background: linear-gradient(180deg, transparent 0%, rgba(26, 30, 29, 0.5) 18%, rgba(26, 30, 29, 0.5) 82%, transparent 100%);
}
.page-home .home-community__grid {
  display: grid;
  gap: 1.5rem;
}
.page-home .home-community__media {
  position: relative;
  isolation: isolate;
}
.page-home .home-community__media::after {
  content: "";
  position: absolute;
  right: -8px;
  bottom: -8px;
  width: 45%;
  height: 55%;
  border-right: 2px solid var(--ou-moss);
  border-bottom: 2px solid var(--ou-moss);
  z-index: -1;
}
.page-home .home-community__media img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--ou-line);
}
.page-home .home-community__lead {
  margin: 0;
  padding-left: 1rem;
  border-left: 3px solid var(--ou-moss);
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(240, 235, 225, 0.88);
}
.page-home .home-community__topics {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.625rem;
}
.page-home .home-community__topics li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.875rem 1rem;
  background: var(--ou-charcoal);
  border: 1px solid var(--ou-line);
  border-left: 3px solid var(--ou-moss);
}
.page-home .home-community__topic {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--ou-cream);
}
.page-home .home-community__count {
  font-family: var(--ou-font-mono);
  font-size: 0.8125rem;
  color: var(--ou-blue);
}
.page-home .home-community__link {
  display: inline-block;
  margin-top: 1.25rem;
  font-size: 0.875rem;
  color: var(--ou-blue);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.3s ease, border-color 0.3s ease;
}
.page-home .home-community__link:hover {
  color: var(--ou-pale-moss);
  border-color: var(--ou-blue);
}

/* ---- 04 数据能力 ---- */
.page-home .home-data {
  background-image:
    linear-gradient(rgba(43, 213, 118, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 179, 255, 0.05) 1px, transparent 1px);
  background-size: 32px 32px;
}
.page-home .home-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.875rem;
}
.page-home .home-stats__item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 1.25rem 1rem;
  background: var(--ou-charcoal);
  border: 1px solid var(--ou-line);
  border-top: 3px solid var(--ou-moss);
  border-radius: 0;
  transition: transform 0.3s var(--ou-ease), border-color 0.3s ease;
}
.page-home .home-stats__item:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 179, 255, 0.5);
}
.page-home .home-stats__item:nth-child(3n + 2) {
  border-top-color: var(--ou-blue);
}
.page-home .home-stats__num {
  font-family: var(--ou-font-mono);
  font-size: 1.875rem;
  font-weight: 700;
  line-height: 1;
  color: var(--ou-moss);
}
.page-home .home-stats__item:nth-child(3n + 2) .home-stats__num {
  color: var(--ou-blue);
}
.page-home .home-stats__label {
  font-size: 0.8125rem;
  color: rgba(240, 235, 225, 0.72);
}
.page-home .home-data__note {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.25rem;
  padding: 1rem 1.25rem;
  background: var(--ou-charcoal);
  border: 1px solid var(--ou-line);
  border-radius: 0;
}
.page-home .home-data__note p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: rgba(240, 235, 225, 0.75);
}

/* ---- 05 下载与访问 ---- */
.page-home .home-download {
  background: linear-gradient(180deg, transparent 0%, rgba(13, 34, 48, 0.55) 20%, rgba(13, 34, 48, 0.55) 80%, transparent 100%);
}
.page-home .home-download__grid {
  display: grid;
  gap: 1.75rem;
}
.page-home .home-download__media {
  max-width: 240px;
  margin: 0 auto;
}
.page-home .home-download__media img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--ou-line);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.4);
}
.page-home .home-download__lead {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 500;
  line-height: 1.8;
  color: var(--ou-cream);
}
.page-home .home-download__meta {
  list-style: none;
  margin: 1.125rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
  font-size: 0.875rem;
  line-height: 1.7;
  color: rgba(240, 235, 225, 0.75);
}
.page-home .home-download__meta li {
  position: relative;
  padding-left: 1.25rem;
}
.page-home .home-download__meta li::before {
  content: "";
  position: absolute;
  top: 0.6em;
  left: 0;
  width: 8px;
  height: 8px;
  background: var(--ou-moss);
}
.page-home .home-download__trust {
  margin: 1.125rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--ou-line);
  font-size: 0.8125rem;
  line-height: 1.7;
  color: rgba(240, 235, 225, 0.6);
}
.page-home .home-download__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

/* ---- 平板 ---- */
@media (min-width: 640px) {
  .page-home .home-toc {
    grid-template-columns: repeat(4, 1fr);
  }
  .page-home .home-bento {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-home .home-bento__card--large,
  .page-home .home-bento__card:nth-child(4),
  .page-home .home-bento__card--strip {
    grid-column: span 2;
  }
  .page-home .home-community__topics {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-home .home-stats {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-home .home-download__grid {
    grid-template-columns: 0.8fr 1.2fr;
    align-items: center;
  }
  .page-home .home-download__media {
    max-width: 220px;
  }
}

/* ---- 桌面 ---- */
@media (min-width: 960px) {
  .page-home .ou-section {
    padding-top: 4.5rem;
  }
  .page-home .home-hero {
    padding: 3.5rem 0 4rem;
  }
  .page-home .home-hero__layout {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 2.5rem;
    align-items: center;
  }
  .page-home .home-hero__media {
    margin-top: 0;
  }
  .page-home .home-hero::after {
    right: 2rem;
    font-size: 10rem;
  }
  .page-home .home-toc {
    margin-top: 3rem;
  }
  .page-home .home-bento {
    grid-template-columns: repeat(12, 1fr);
  }
  .page-home .home-bento__card--large {
    grid-column: span 7;
    grid-row: span 2;
  }
  .page-home .home-bento__card:nth-child(2),
  .page-home .home-bento__card:nth-child(3),
  .page-home .home-bento__card:nth-child(4) {
    grid-column: span 5;
  }
  .page-home .home-bento__card--strip {
    grid-column: span 7;
  }
  .page-home .home-community__grid {
    grid-template-columns: 0.95fr 1.05fr;
    gap: 2.5rem;
    align-items: center;
  }
  .page-home .home-community__media::after {
    right: -12px;
    bottom: -12px;
  }
  .page-home .home-stats {
    grid-template-columns: repeat(6, 1fr);
  }
  .page-home .home-download__links {
    flex-direction: row;
  }
}