.page-home {
  --home-grid: linear-gradient(to right, rgba(41, 66, 87, .55) 1px, transparent 1px),
               linear-gradient(to bottom, rgba(41, 66, 87, .55) 1px, transparent 1px);
}

.page-home .container {
  width: 100%;
}

.page-home .section {
  scroll-margin-top: 88px;
  padding: 44px 0;
  border-top: 1px solid var(--line);
}

/* ---------- 面包屑 ---------- */
.page-home .crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
  padding-top: 26px;
}

.page-home .crumbs a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-home .crumbs a:hover,
.page-home .crumbs a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-home .crumbs [aria-current="page"] {
  color: var(--text);
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  padding: 8px 0 48px;
}

.page-home .hero::before {
  content: "";
  position: absolute;
  inset: 24px -8px 0;
  background-image: var(--home-grid);
  background-size: 104px 104px;
  opacity: .28;
  pointer-events: none;
  z-index: 0;
}

.page-home .hero-grid,
.page-home .hero-copy,
.page-home .hero-media {
  position: relative;
  z-index: 1;
}

.page-home .hero-eyebrow {
  color: var(--cyan);
  margin: 26px 0 14px;
}

.page-home .hero-grid {
  display: grid;
  gap: 34px;
}

.page-home .hero-title {
  margin: 0;
  font-size: clamp(38px, 9.4vw, 88px);
  line-height: .98;
  font-weight: 800;
  letter-spacing: -.035em;
  word-break: break-word;
}

.page-home .hero-title-mark {
  color: var(--cyan);
}

.page-home .hero-lead {
  max-width: 46ch;
  margin: 24px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--muted);
}

.page-home .hero-entries {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-home .entry {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px 14px;
  padding: 15px 6px;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: var(--text);
  transition: background-color .18s var(--ease), padding-left .18s var(--ease);
}

.page-home .entry:hover,
.page-home .entry:focus-visible {
  background-color: rgba(56, 214, 224, .08);
  padding-left: 14px;
}

.page-home .entry__code {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
  letter-spacing: .08em;
}

.page-home .entry__label {
  font-weight: 700;
  font-size: 17px;
}

.page-home .entry__meta {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--muted);
}

.page-home .hero-note {
  margin: 20px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--orange);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-home .hero-media {
  margin: 0;
}

.page-home .media-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background-color: var(--ink-deep);
  background-image: var(--home-grid);
  background-size: 40px 40px;
}

.page-home .media-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 通用章节头 ---------- */
.page-home .sec-head {
  display: grid;
  gap: 12px;
  margin-bottom: 26px;
}

.page-home .sec-code {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-home .sec-head h2 {
  margin: 0;
  font-size: clamp(25px, 4.6vw, 40px);
  line-height: 1.14;
  letter-spacing: -.02em;
  font-weight: 800;
}

.page-home .sec-lead {
  margin: 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 适配清单 ---------- */
.page-home .adapt-grid {
  display: grid;
  gap: 28px;
}

.page-home .adapt-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-home .adapt-item {
  display: grid;
  grid-template-columns: 22px 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  background-color: rgba(41, 66, 87, .22);
  border: 1px solid var(--line);
  border-left: 2px solid var(--sage);
}

.page-home .adapt-item__mark {
  position: relative;
  width: 18px;
  height: 18px;
  background-color: var(--sage);
}

.page-home .adapt-item__mark::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 6px;
  height: 11px;
  border-right: 2px solid var(--ink-deep);
  border-bottom: 2px solid var(--ink-deep);
  transform: rotate(38deg);
}

.page-home .adapt-item__name {
  font-weight: 600;
  font-size: 15.5px;
}

.page-home .adapt-item__state {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--sage);
}

.page-home .adapt-side {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-home .adapt-caption {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-home .adapt-side .btn {
  justify-self: start;
}

/* ---------- 版本号 ---------- */
.page-home .version-grid {
  display: grid;
  gap: 30px;
}

.page-home .version-copy h2 {
  margin: 12px 0 0;
  font-size: clamp(25px, 4.6vw, 40px);
  line-height: 1.14;
  letter-spacing: -.02em;
}

.page-home .version-num {
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(44px, 12vw, 86px);
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--orange);
  word-break: break-all;
}

.page-home .version-note {
  max-width: 52ch;
  margin: 18px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-home .version-tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 0;
  padding: 0;
}

.page-home .version-tags .tag {
  font-size: 12px;
  letter-spacing: .04em;
}

.page-home .version-copy .btn {
  margin-top: 22px;
}

.page-home .version-media {
  margin: 0;
  align-self: start;
}

.page-home .version-facts {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: 30px 0 0;
  padding: 0;
  border: 1px solid var(--line);
  background-color: var(--line);
}

.page-home .version-facts li {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  background-color: var(--ink);
}

.page-home .vf-k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--cyan);
}

.page-home .vf-v {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--text);
}

/* ---------- 人群路径 ---------- */
.page-home .path-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: none;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-home .path-item {
  display: grid;
  gap: 8px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
  transition: background-color .18s var(--ease);
}

.page-home .path-item:hover {
  background-color: rgba(56, 214, 224, .05);
}

.page-home .path-code {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--orange);
}

.page-home .path-title {
  margin: 0;
  font-size: 20px;
  line-height: 1.3;
  font-weight: 700;
}

.page-home .path-text {
  margin: 0;
  max-width: 60ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-home .path-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-top: 2px;
}

.page-home .path-links a {
  font-size: 13.5px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(56, 214, 224, .4);
  padding-bottom: 1px;
}

.page-home .path-links a:hover,
.page-home .path-links a:focus-visible {
  border-bottom-color: var(--cyan);
}

/* ---------- 栏目索引 ---------- */
.page-home .index-media {
  margin: 0 0 22px;
}

.page-home .index-card {
  padding: 8px 18px;
  border-radius: 0;
}

.page-home .index-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .index-list > li + li {
  border-top: 1px solid rgba(11, 27, 43, .14);
}

.page-home .index-row {
  display: grid;
  grid-template-columns: 40px 1fr 20px;
  gap: 12px;
  align-items: center;
  padding: 16px 2px;
  text-decoration: none;
  color: var(--ink);
  transition: padding-left .18s var(--ease);
}

.page-home .index-row:hover,
.page-home .index-row:focus-visible {
  padding-left: 10px;
}

.page-home .index-row__code {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: #0E7A83;
}

.page-home .index-row__body {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.page-home .index-row__title {
  font-size: 16.5px;
  font-weight: 700;
  letter-spacing: -.01em;
}

.page-home .index-row__desc {
  font-size: 13px;
  line-height: 1.6;
  color: #41576B;
}

.page-home .index-row__arrow {
  font-family: var(--font-mono);
  font-size: 14px;
  color: #0E7A83;
}

/* ---------- 底部复核条 ---------- */
.page-home .review-bar {
  display: grid;
  gap: 16px;
  margin: 40px 0 56px;
  padding: 24px 20px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  background-image: linear-gradient(135deg, rgba(56, 214, 224, .1), rgba(11, 27, 43, 0) 62%);
}

.page-home .review-code {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-home .review-title {
  margin: 0;
  font-size: clamp(20px, 4vw, 26px);
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: -.01em;
}

.page-home .review-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-home .section {
    padding: 56px 0;
  }

  .page-home .adapt-list {
    gap: 10px;
  }

  .page-home .version-facts {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-home .path-item {
    grid-template-columns: 56px 1fr;
    column-gap: 18px;
    row-gap: 6px;
  }

  .page-home .path-code {
    grid-row: span 3;
    padding-top: 4px;
  }

  .page-home .review-bar {
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 12px 28px;
    padding: 26px 28px;
  }

  .page-home .review-code {
    grid-column: 1 / -1;
  }

  .page-home .review-actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1000px) {
  .page-home .hero {
    padding-bottom: 64px;
  }

  .page-home .hero-grid {
    grid-template-columns: repeat(12, 1fr);
    gap: 0 40px;
    align-items: start;
  }

  .page-home .hero-copy {
    grid-column: 1 / span 7;
  }

  .page-home .hero-media {
    grid-column: 9 / span 4;
    margin-top: 64px;
  }

  .page-home .hero-title {
    font-size: clamp(58px, 7.2vw, 96px);
  }

  .page-home .hero-lead {
    font-size: 17px;
  }

  .page-home .adapt-grid {
    grid-template-columns: 1.05fr .95fr;
    gap: 44px;
    align-items: start;
  }

  .page-home .version-grid {
    grid-template-columns: 7fr 5fr;
    gap: 48px;
    align-items: center;
  }

  .page-home .version-media {
    margin-top: 12px;
  }

  .page-home .sec-head {
    grid-template-columns: minmax(0, 1fr);
    margin-bottom: 34px;
  }

  .page-home .index-media {
    margin-bottom: 28px;
  }

  .page-home .index-card {
    padding: 10px 28px;
  }

  .page-home .review-bar {
    margin: 52px 0 72px;
    padding: 30px 36px;
  }
}

@media (min-width: 1280px) {
  .page-home .hero-copy {
    grid-column: 1 / span 6;
  }

  .page-home .hero-media {
    grid-column: 8 / span 5;
    margin-top: 84px;
  }
}