.page-home {
  display: block;
  background-color: var(--color-surface);
  color: var(--color-ink);
}

.page-home .container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--space-2);
}

/* ============ 首屏框景 ============ */

.page-home .hero-stage {
  position: relative;
  overflow: hidden;
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  padding-block: var(--space-6) var(--space-8);
}

.page-home .hero-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, color-mix(in srgb, var(--color-contrast-ink) 7%, transparent) 1px, transparent 1px),
    linear-gradient(to bottom, color-mix(in srgb, var(--color-contrast-ink) 7%, transparent) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: linear-gradient(155deg, transparent 18%, black 100%);
  mask-image: linear-gradient(155deg, transparent 18%, black 100%);
}

.page-home .hero-frame {
  position: relative;
  border: var(--border-thin) solid var(--color-contrast-line);
  padding: clamp(22px, 3.4vw, 52px);
}

.page-home .hero-frame__tick {
  position: absolute;
  top: -1px;
  left: clamp(22px, 3.4vw, 52px);
  width: 168px;
  height: 7px;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    to right,
    var(--color-contrast-line) 0 1px,
    transparent 1px 16px
  );
}

.page-home .hero-badge {
  position: absolute;
  top: clamp(22px, 3.4vw, 52px);
  right: clamp(22px, 3.4vw, 52px);
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: var(--border-thin) solid var(--color-contrast-line);
  border-radius: var(--radius-sm);
  background-color: color-mix(in srgb, var(--color-contrast-ink) 9%, transparent);
  color: var(--color-contrast-ink);
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-decoration: none;
  transition: border-color 160ms ease-out, background-color 160ms ease-out;
}

.page-home .hero-badge:hover,
.page-home .hero-badge:focus-visible {
  border-color: var(--color-contrast-accent);
  background-color: color-mix(in srgb, var(--color-contrast-accent) 20%, transparent);
  outline: none;
}

.page-home .hero-badge__dot {
  width: 7px;
  height: 7px;
  border-radius: var(--radius-pill);
  background-color: var(--color-contrast-accent);
}

.page-home .hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

.page-home .hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--color-contrast-ink) 62%, transparent);
}

.page-home .hero-meta__sep {
  width: 24px;
  height: 1px;
  background-color: var(--color-contrast-line);
}

.page-home .hero-title {
  margin: 0 0 var(--space-3);
  max-width: 15ch;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-display);
  line-height: 1.06;
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
}

.page-home .hero-lead {
  margin: 0;
  max-width: 60ch;
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 80%, transparent);
}

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

.page-home .figure__frame--hero {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: var(--border-thin) solid var(--color-contrast-line);
  background-color: var(--color-contrast-surface);
}

.page-home .figure__frame--hero img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home .hero-stats {
  list-style: none;
  margin: var(--space-6) 0 0;
  padding: var(--space-4) 0 0;
  border-top: var(--border-thin) solid var(--color-contrast-line);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4) var(--space-3);
}

.page-home .stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.page-home .stat-num {
  display: inline-block;
  align-self: flex-start;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-figure);
  line-height: 1.05;
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
  border-bottom: 2px solid transparent;
  transition: border-color 180ms ease-out;
}

.page-home .stat:hover .stat-num,
.page-home .stat:focus-within .stat-num {
  border-bottom-color: var(--color-contrast-accent);
}

.page-home .stat-unit {
  margin-left: 4px;
  font-size: var(--text-lg);
  color: var(--color-contrast-accent);
}

.page-home .stat-label {
  font-size: var(--text-sm);
  line-height: 1.55;
  color: color-mix(in srgb, var(--color-contrast-ink) 66%, transparent);
}

/* ============ 目录轨道 + 长文 ============ */

.page-home .home-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  padding-block: var(--space-6);
}

.page-home .doc-rail {
  position: relative;
  padding-left: var(--space-2);
}

.page-home .doc-rail::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 1px;
  background-color: var(--color-line);
}

.page-home .rail-title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}

.page-home .rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  gap: var(--space-3);
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-home .rail-link {
  display: block;
  padding: 5px 0;
  white-space: nowrap;
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 120ms ease-out, border-color 120ms ease-out;
}

.page-home .rail-link:hover {
  color: var(--color-ink);
}

.page-home .rail-link.is-current {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.page-home .rail-marker {
  display: none;
}

/* ============ 通用章节 ============ */

.page-home .home-sec {
  padding-block: var(--space-6);
}

.page-home .home-sec + .home-sec {
  border-top: var(--border-thin) solid var(--color-line);
}

.page-home .sec-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}

.page-home .sec-kicker .mono {
  color: var(--color-accent);
  font-weight: var(--weight-heading);
}

.page-home .sec-title {
  margin: 0 0 var(--space-4);
  max-width: 26ch;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-home .home-sec p {
  margin: 0 0 var(--space-2);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

.page-home .home-sec p:last-child {
  margin-bottom: 0;
}

.page-home a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--color-primary) 42%, transparent);
  transition: border-color 140ms ease-out;
}

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

/* ============ 01 入口与检索 ============ */

.page-home .entry-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

.page-home .fact-list {
  list-style: none;
  margin: var(--space-3) 0 0;
  padding: 0;
  border-top: var(--border-thin) solid var(--color-line);
}

.page-home .fact-list li {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: var(--space-2);
  padding: 10px 0;
  border-bottom: var(--border-thin) solid var(--color-line);
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink);
}

.page-home .fact-key {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

.page-home .entry-next {
  padding-left: var(--space-2);
  border-left: 2px solid var(--color-primary);
  font-size: var(--text-sm) !important;
  color: var(--color-ink-soft) !important;
}

.page-home .entry-search {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.page-home .site-search {
  position: relative;
  padding: var(--space-2);
  border: var(--border-thin) solid var(--color-line);
  background-color: var(--color-surface-alt);
}

.page-home .search-input {
  display: block;
  width: 100%;
  box-sizing: border-box;
  padding: 10px 12px;
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-sm);
  background-color: var(--color-surface);
  color: var(--color-ink);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
}

.page-home .search-input::placeholder {
  color: var(--color-ink-muted);
}

.page-home .search-input:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 1px;
}

.page-home .search-panel {
  margin-top: var(--space-2);
  display: flex;
  flex-direction: column;
}

.page-home .search-panel__hint {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-ink-muted);
}

.page-home .search-panel__item {
  display: block;
  padding: 8px 10px;
  border-bottom: 0;
  border-left: 2px solid var(--color-line);
  font-size: var(--text-sm);
  line-height: 1.5;
  color: var(--color-ink);
  text-decoration: none;
  transition: background-color 140ms ease-out, border-color 140ms ease-out, color 140ms ease-out;
}

.page-home .search-panel__item:hover,
.page-home .search-panel__item:focus-visible {
  background-color: var(--color-primary-soft);
  border-left-color: var(--color-primary);
  color: var(--color-primary);
  outline: none;
}

.page-home .search-panel__empty {
  margin: 6px 0 0;
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

/* ============ 通用图占位 ============ */

.page-home .figure {
  margin: 0;
}

.page-home .figure__frame {
  position: relative;
  overflow: hidden;
  border: var(--border-thin) solid var(--color-line);
  background-color: var(--color-surface-deep);
}

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

.page-home .figure--band .figure__frame {
  aspect-ratio: 8 / 3;
}

.page-home .figure--wide .figure__frame {
  aspect-ratio: 16 / 9;
}

.page-home .figure--square .figure__frame {
  aspect-ratio: 1 / 1;
}

.page-home .figure__caption {
  margin-top: 8px;
  font-size: var(--text-xs);
  line-height: 1.65;
  color: var(--color-ink-muted);
}

/* ============ 02 平台与人群 ============ */

.page-home .who-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

.page-home .who-panel {
  padding-top: var(--space-2);
  border-top: 2px solid var(--color-line);
}

.page-home .who-panel h3 {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-home .who-panel p {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

.page-home .who-foot {
  margin-top: var(--space-4) !important;
  padding-left: var(--space-2);
  border-left: 2px solid var(--color-primary);
  font-size: var(--text-sm) !important;
  color: var(--color-ink-soft) !important;
}

/* ============ 03 版本变化 ============ */

.page-home .release-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

.page-home .release-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.page-home .release-ver {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  letter-spacing: 0.02em;
  color: var(--color-ink);
}

.page-home .copy-btn {
  padding: 5px 10px;
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-sm);
  background-color: var(--color-surface-alt);
  color: var(--color-ink-soft);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  cursor: pointer;
  transition: border-color 140ms ease-out, color 140ms ease-out, background-color 140ms ease-out;
}

.page-home .copy-btn:hover,
.page-home .copy-btn:focus-visible {
  border-color: var(--color-primary);
  color: var(--color-primary);
  outline: none;
}

.page-home .copy-btn.is-copied {
  border-color: var(--color-primary);
  background-color: var(--color-primary-soft);
  color: var(--color-primary);
}

.page-home .change-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.page-home .change-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-2);
  padding-bottom: var(--space-3);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-home .change-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-home .change-no {
  padding-top: 5px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-ink-muted);
}

.page-home .change-item h3 {
  margin: 0 0 4px;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-home .change-item p {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

.page-home .release-note {
  margin-top: var(--space-4) !important;
  padding: var(--space-2) var(--space-3);
  background-color: var(--color-surface-alt);
  border-left: 2px solid var(--color-accent);
  font-size: var(--text-sm) !important;
  line-height: 1.75 !important;
  color: var(--color-ink-soft) !important;
}

.page-home .release-visual {
  align-self: start;
}

/* ============ 04 跨设备 ============ */

.page-home .switch-visual {
  margin-bottom: var(--space-4);
}

.page-home .step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

.page-home .step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-2);
  align-items: start;
  padding-top: var(--space-2);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-home .step-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background-color: var(--color-accent);
  color: var(--color-accent-ink);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-heading);
}

.page-home .step__title {
  margin: 0 0 6px;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-home .step__body p {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-home .switch-note {
  margin-top: var(--space-4) !important;
  padding-left: var(--space-2);
  border-left: 2px solid var(--color-line);
  font-size: var(--text-sm) !important;
  line-height: 1.75 !important;
  color: var(--color-ink-soft) !important;
}

/* ============ 05 栏目导览 ============ */

.page-home .index-grid {
  list-style: none;
  margin: 0 0 var(--space-6);
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

.page-home .index-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: var(--space-3);
  border-top: 2px solid var(--color-line);
  transition: border-color 160ms ease-out;
}

.page-home .index-card:hover {
  border-top-color: var(--color-primary);
}

.page-home .index-no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-ink-muted);
}

.page-home .index-card h3 {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
}

.page-home .index-card h3 a {
  color: var(--color-ink);
  border-bottom: 1px solid transparent;
  transition: color 140ms ease-out, border-color 140ms ease-out;
}

.page-home .index-card h3 a:hover,
.page-home .index-card h3 a:focus-visible {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.page-home .index-card p {
  margin: 0;
  font-size: var(--text-base);
  line-height: 1.75;
  color: var(--color-ink-soft);
}

/* ============ 联络面板 ============ */

.page-home .contact-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  padding: var(--space-6) var(--space-4);
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-home .contact-kicker {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-contrast-accent);
}

.page-home .contact-panel h2 {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
}

.page-home .contact-panel p {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 78%, transparent);
}

.page-home .contact-list {
  margin: 0;
  display: grid;
  gap: 4px;
  align-content: start;
}

.page-home .contact-list dt {
  margin-top: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  color: color-mix(in srgb, var(--color-contrast-ink) 58%, transparent);
}

.page-home .contact-list dt:first-child {
  margin-top: 0;
}

.page-home .contact-list dd {
  margin: 0;
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--color-contrast-ink);
  word-break: break-word;
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
  padding-bottom: var(--space-2);
}

.page-home .contact-out {
  margin-top: var(--space-4) !important;
  font-size: var(--text-sm) !important;
  color: var(--color-ink-soft) !important;
}

/* ============ 响应式 ============ */

@media (max-width: 640px) {
  .page-home .hero-badge {
    position: static;
    margin-bottom: var(--space-3);
  }

  .page-home .hero-frame__tick {
    width: 96px;
  }
}

@media (min-width: 760px) {
  .page-home .container {
    padding-inline: var(--space-4);
  }

  .page-home .sec-title {
    font-size: var(--text-3xl);
  }

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

@media (min-width: 860px) {
  .page-home .who-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-6);
  }

  .page-home .step-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-6);
  }

  .page-home .contact-panel {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-6);
    padding: var(--space-8) var(--space-6);
  }
}

@media (min-width: 900px) {
  .page-home .entry-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-6);
    align-items: start;
  }

  .page-home .release-grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    gap: var(--space-6);
    align-items: start;
  }
}

@media (min-width: 760px) {
  .page-home .index-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: var(--space-4);
    row-gap: var(--space-4);
  }

  .page-home .index-card--a { grid-column: span 5; }
  .page-home .index-card--b { grid-column: span 7; }
  .page-home .index-card--c { grid-column: span 4; }
  .page-home .index-card--d { grid-column: span 4; }
  .page-home .index-card--e { grid-column: span 4; }
}

@media (min-width: 1000px) {
  .page-home .home-body {
    grid-template-columns: 200px minmax(0, 1fr);
    column-gap: var(--space-8);
    padding-block: var(--section-y);
  }

  .page-home .doc-rail {
    position: sticky;
    top: 132px;
    align-self: start;
  }

  .page-home .rail-list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
  }

  .page-home .rail-link {
    padding: 6px 0 6px 10px;
    border-bottom: 0;
    border-left: 2px solid transparent;
    white-space: normal;
  }

  .page-home .rail-link.is-current {
    border-bottom: 0;
    border-left-color: var(--color-primary);
  }

  .page-home .rail-marker {
    display: block;
    position: absolute;
    left: -3px;
    top: 30px;
    width: 7px;
    height: 7px;
    border-radius: var(--radius-pill);
    background-color: var(--color-focus);
    transition: top 160ms ease-out;
    pointer-events: none;
  }

  .page-home .hero-stage {
    padding-block: var(--space-8) var(--section-y-lg);
  }

  .page-home .hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-6);
    align-items: end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .hero-badge,
  .page-home .stat-num,
  .page-home .rail-link,
  .page-home .rail-marker,
  .page-home .search-panel__item,
  .page-home .copy-btn,
  .page-home .index-card,
  .page-home .index-card h3 a {
    transition: none;
  }
}
</final>
<<<END>>>
</final>