.page-home {
  --home-rule: var(--color-line);
  background-color: var(--color-surface);
}

/* ============ 首屏：对角暗厅 ============ */
.page-home .hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  padding: calc(var(--space-8) * 1.1) 0 calc(var(--space-8) + var(--space-6));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 56px), 0 100%);
}

.page-home .hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-home .hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.62) brightness(0.7);
}

.page-home .hero-scrim {
  position: absolute;
  inset: 0;
  background: var(--overlay-scrim);
}

.page-home .hero-grid-lines {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(to right, color-mix(in srgb, var(--color-contrast-line) 55%, transparent) 0 1px, transparent 1px 62px),
    repeating-linear-gradient(to bottom, color-mix(in srgb, var(--color-contrast-line) 42%, transparent) 0 1px, transparent 1px 62px);
}

.page-home .hero-inner {
  position: relative;
  z-index: 2;
}

.page-home .hero-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-2);
  border-bottom: 1px dotted var(--color-contrast-line);
}

.page-home .hero-ticks {
  display: flex;
  align-items: flex-end;
  gap: 9px;
}

.page-home .hero-ticks i {
  display: block;
  width: 1px;
  height: 10px;
  background-color: var(--color-contrast-line);
}

.page-home .hero-ticks i:nth-child(4n+1) {
  height: 19px;
  background-color: var(--color-contrast-accent);
}

.page-home .hero-title {
  margin: 0 0 var(--space-4);
  max-width: 17ch;
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
}

.page-home .hero-ver {
  color: var(--color-contrast-accent);
  box-shadow: inset 0 -0.13em 0 color-mix(in srgb, var(--color-contrast-accent) 45%, transparent);
}

.page-home .hero-lede {
  max-width: 58ch;
  margin: 0 0 var(--space-6);
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
}

.page-home .hero-figures {
  list-style: none;
  margin: 0 0 var(--space-6);
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background-color: color-mix(in srgb, var(--color-contrast-line) 85%, transparent);
  border-top: 1px solid var(--color-contrast-line);
  border-bottom: 1px solid var(--color-contrast-line);
}

.page-home .hero-fig {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-3) var(--space-3) var(--space-4);
  background-color: var(--color-contrast-surface);
}

.page-home .fig-num {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: var(--weight-heading);
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--color-contrast-ink);
}

.page-home .hero-fig:first-child .fig-num {
  color: var(--color-contrast-accent);
}

.page-home .fig-num em {
  font-style: normal;
  font-size: var(--text-xl);
  margin-left: 2px;
  color: var(--color-contrast-accent);
}

.page-home .fig-label {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  color: var(--color-contrast-ink);
  opacity: 0.82;
}

.page-home .fig-note {
  font-size: var(--text-xs);
  color: var(--color-contrast-ink);
  opacity: 0.58;
}

.page-home .hero-jump {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: 0;
}

/* ============ 更新公告栏 ============ */
.page-home .notice-section {
  padding-top: 0;
}

.page-home .notice-deck {
  position: relative;
  z-index: 3;
  margin-top: calc(var(--space-6) * -1);
  padding: var(--space-4);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  background-color: var(--color-surface);
  border: 1px solid var(--color-line);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-md);
}

.page-home .notice-badge {
  align-self: start;
  border: 1px solid var(--color-line);
  background-color: var(--color-surface-deep);
  padding: var(--space-2);
}

.page-home .notice-badge img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.page-home .notice-tabs {
  display: grid;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.page-home .notice-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.page-home .notice-list li {
  display: grid;
  grid-template-columns: 4.2em minmax(0, 1fr);
  gap: var(--space-2);
  padding-bottom: var(--space-2);
  border-bottom: 1px dotted var(--color-line);
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-ink-soft);
}

.page-home .notice-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-home .notice-list .mono {
  color: var(--color-primary);
  font-weight: var(--weight-heading);
}

/* ============ 序号路径 ============ */
.page-home .path-row {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
}

.page-home .path-item a {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "num name"
    "num desc"
    "num go";
  gap: var(--space-1) var(--space-3);
  align-items: start;
  padding: var(--space-3) var(--space-4) var(--space-4);
  background-color: var(--color-surface-alt);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  color: var(--color-ink);
  text-decoration: none;
  transition: background-color 0.18s ease, border-color 0.18s ease;
}

.page-home .path-item a::after {
  content: "";
  position: absolute;
  left: var(--space-4);
  right: var(--space-4);
  bottom: var(--space-2);
  height: 0;
  border-bottom: 1px dotted var(--color-line);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.22s ease, border-color 0.22s ease;
}

.page-home .path-item a:hover,
.page-home .path-item a:focus-visible {
  background-color: var(--color-primary-soft);
  border-color: var(--color-primary);
}

.page-home .path-item a:hover::after,
.page-home .path-item a:focus-visible::after {
  transform: scaleX(1);
  border-bottom-color: var(--color-accent);
}

.page-home .path-num {
  grid-area: num;
  font-family: var(--font-mono);
  font-size: var(--text-4xl);
  font-weight: var(--weight-heading);
  line-height: 0.92;
  color: var(--color-primary);
}

.page-home .path-name {
  grid-area: name;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-home .path-desc {
  grid-area: desc;
  font-size: var(--text-sm);
  line-height: 1.8;
  color: var(--color-ink-soft);
}

.page-home .path-go {
  grid-area: go;
  margin-top: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-primary);
}

/* ============ 版本快照 ============ */
.page-home .snapshot-layout {
  align-items: start;
}

.page-home .snapshot-caption {
  caption-side: top;
  text-align: left;
  padding-bottom: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

.page-home .snapshot-table {
  width: 100%;
  border-collapse: collapse;
  border-top: 2px solid var(--color-primary);
}

.page-home .snapshot-table th,
.page-home .snapshot-table td {
  text-align: left;
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px dotted var(--color-line);
  font-size: var(--text-sm);
  line-height: 1.7;
  vertical-align: top;
}

.page-home .snapshot-table thead th {
  background-color: var(--color-surface-deep);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-ink-soft);
  font-weight: var(--weight-body);
  border-bottom: 1px solid var(--color-line);
}

.page-home .snapshot-table tbody th {
  width: 34%;
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-home .snapshot-table tbody td:nth-child(2) {
  font-family: var(--font-mono);
  font-weight: var(--weight-heading);
  color: var(--color-primary);
  white-space: nowrap;
}

.page-home .snapshot-table tbody td:nth-child(3) {
  color: var(--color-ink-soft);
}

.page-home .snapshot-table tbody tr:hover th,
.page-home .snapshot-table tbody tr:hover td {
  background-color: var(--color-surface-alt);
}

.page-home .snapshot-aside {
  display: grid;
  gap: var(--space-3);
}

.page-home .snapshot-aside .figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-home .snapshot-aside .aside-note {
  padding: var(--space-3);
  background-color: var(--color-surface-alt);
  border-left: 2px solid var(--color-primary);
  font-size: var(--text-sm);
  line-height: 1.8;
  color: var(--color-ink-soft);
}

.page-home .snapshot-aside .aside-note p {
  margin: 0;
}

.page-home .snapshot-aside .aside-note .mono-label {
  margin-bottom: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-ink-muted);
}

/* ============ 栏目分流 ============ */
.page-home .channel-layout {
  align-items: start;
}

.page-home .channel-major > .mono-label,
.page-home .channel-minor .mono-label,
.page-home .channel-card .mono-label {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  color: var(--color-ink-muted);
}

.page-home .channel-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
}

.page-home .channel-card {
  position: relative;
  padding: var(--space-3);
  background-color: var(--color-surface);
  border: 1px solid var(--color-line);
  border-top: 2px solid var(--color-primary);
  border-radius: var(--radius-sm);
  transition: background-color 0.18s ease, border-color 0.18s ease;
}

.page-home .channel-card:hover,
.page-home .channel-card:focus-within {
  background-color: var(--color-primary-soft);
  border-color: var(--color-primary);
  border-top-color: var(--color-accent);
}

.page-home .channel-title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-home .channel-title a {
  color: inherit;
  text-decoration: none;
  box-shadow: inset 0 -0.42em 0 var(--color-highlight);
}

.page-home .channel-title a::after {
  content: "";
  position: absolute;
  inset: 0;
}

.page-home .channel-desc {
  margin: 0 0 var(--space-3);
  font-size: var(--text-sm);
  line-height: 1.8;
  color: var(--color-ink-soft);
}

.page-home .channel-foot {
  margin: 0;
}

.page-home .channel-foot .btn-link {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
}

.page-home .channel-figure {
  margin: var(--space-4) 0 0;
}

.page-home .channel-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-home .channel-side {
  display: grid;
  gap: var(--space-3);
}

.page-home .channel-minor {
  position: relative;
  padding: var(--space-3);
  background-color: var(--color-surface-alt);
  border: 1px solid var(--color-line);
  border-left: 2px solid var(--color-primary);
  border-radius: var(--radius-sm);
  transition: border-color 0.18s ease, background-color 0.18s ease;
}

.page-home .channel-minor:hover,
.page-home .channel-minor:focus-within {
  background-color: var(--color-surface);
  border-left-color: var(--color-accent);
}

.page-home .channel-minor .channel-title {
  font-size: var(--text-lg);
}

/* ============ 信任与边界 ============ */
.page-home .trust-section {
  border-top: 1px dotted var(--home-rule);
}

.page-home .trust-layout {
  align-items: start;
}

.page-home .trust-lede {
  max-width: var(--measure);
  margin: var(--space-3) 0 var(--space-4);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

.page-home .trust-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.page-home .trust-list li {
  display: grid;
  grid-template-columns: 4.4em minmax(0, 1fr);
  gap: var(--space-2);
  padding-bottom: var(--space-2);
  border-bottom: 1px dotted var(--color-line);
  font-size: var(--text-sm);
  line-height: 1.8;
  color: var(--color-ink-soft);
}

.page-home .trust-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-home .trust-list .mono-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-primary);
}

.page-home .trust-card {
  padding: var(--space-4);
  border-radius: var(--radius-md);
}

.page-home .trust-card .mono-label {
  margin: 0 0 var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  color: var(--color-contrast-accent);
}

.page-home .trust-icp {
  margin: 0 0 var(--space-3);
  padding-bottom: var(--space-3);
  border-bottom: 1px dotted var(--color-contrast-line);
  font-family: var(--font-mono);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  color: var(--color-contrast-ink);
  letter-spacing: 0.04em;
}

.page-home .trust-contact {
  margin: 0 0 var(--space-2);
  font-size: var(--text-sm);
  line-height: 1.8;
  color: var(--color-contrast-ink);
  opacity: 0.85;
}

.page-home .trust-actions {
  margin: var(--space-3) 0 0;
}

.page-home .back-top {
  margin: var(--space-6) 0 0;
  text-align: right;
}

.page-home .back-top .btn-link {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  color: var(--color-primary);
}

/* ============ 响应式 ============ */
@media (min-width: 680px) {
  .page-home .hero {
    padding-top: calc(var(--space-8) * 1.4);
  }

  .page-home .hero-figures {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .notice-deck {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: var(--space-4);
    padding: var(--space-4);
  }

  .page-home .path-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .channel-side {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-home .hero {
    padding-bottom: calc(var(--space-8) + var(--space-8));
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 76px), 0 100%);
  }

  .page-home .hero-lede {
    max-width: 52ch;
  }

  .page-home .notice-deck {
    grid-template-columns: 240px minmax(0, 1fr);
    padding: var(--space-6);
    gap: var(--space-6);
  }

  .page-home .snapshot-aside {
    position: sticky;
    top: var(--space-6);
  }

  .page-home .channel-side {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-home .trust-card {
    padding: var(--space-6);
  }
}
<<<END>>>