.page-home {
  background: var(--ink);
  color: var(--rice);
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-home .breadcrumb {
  max-width: var(--shell);
  margin: 0 auto;
  padding: clamp(16px, 2.4vw, 26px) var(--gutter) 0;
}

.page-home .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--mist);
}

.page-home .breadcrumb__item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-home .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  color: rgba(138, 154, 166, 0.55);
}

.page-home .breadcrumb__link {
  color: var(--mist);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-home .breadcrumb__link:hover,
.page-home .breadcrumb__link:focus-visible {
  color: var(--celadon-soft);
}

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

/* ---------- 首屏拼贴 ---------- */
.page-home .home-hero {
  padding: clamp(20px, 3vw, 36px) 0 clamp(30px, 5vw, 64px);
}

.page-home .hero-mosaic {
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(0, 1fr);
  grid-template-areas:
    "copy"
    "entry"
    "v4"
    "fig"
    "adapt"
    "dir";
}

.page-home .hero-copy {
  grid-area: copy;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: clamp(22px, 3.4vw, 44px);
  border: 1px solid var(--hair);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(79, 156, 134, 0.18), transparent 62%),
    linear-gradient(158deg, var(--ink-2), var(--ink));
}

.page-home .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--celadon-soft);
}

.page-home .hero-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(34px, 5.6vw, 62px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-home .hero-copy .lede {
  margin: 0;
  max-width: 58ch;
  font-size: clamp(15px, 1.3vw, 17px);
  line-height: 1.75;
  color: rgba(245, 241, 232, 0.82);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.page-home .hero-meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--mist);
}

.page-home .mosaic-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 20px 18px;
  border: 1px solid var(--hair);
  border-radius: var(--radius-md);
  background: var(--ink-2);
  color: var(--rice);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-home .mosaic-card--entry { grid-area: entry; border-color: rgba(79, 156, 134, 0.45); }
.page-home .mosaic-card--v4 { grid-area: v4; }
.page-home .mosaic-card--adapt { grid-area: adapt; }
.page-home .mosaic-card--dir { grid-area: dir; }

.page-home .mosaic-card:hover,
.page-home .mosaic-card:focus-visible {
  border-color: var(--celadon);
  background: var(--ink-3);
  transform: translateY(-2px);
}

.page-home .mosaic-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(48px, 7vw, 96px);
  line-height: 0.86;
  letter-spacing: -0.04em;
  color: rgba(79, 156, 134, 0.32);
  transition: color var(--dur) var(--ease);
}

.page-home .mosaic-card:hover .mosaic-num,
.page-home .mosaic-card:focus-visible .mosaic-num {
  color: var(--celadon);
}

.page-home .mosaic-card--entry .mosaic-num {
  color: var(--amber);
}

.page-home .mosaic-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2vw, 24px);
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-home .mosaic-desc {
  font-size: 13.5px;
  line-height: 1.68;
  color: var(--mist);
}

.page-home .mosaic-go {
  margin-top: auto;
  padding-top: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--celadon-soft);
}

.page-home .hero-fig {
  grid-area: fig;
  margin: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--hair);
  border-radius: var(--radius-md);
  background: var(--ink-2);
  min-height: 240px;
}

.page-home .hero-fig img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 0;
  flex: 1;
  object-fit: cover;
}

.page-home .hero-fig figcaption {
  padding: 12px 16px;
  border-top: 1px solid var(--hair);
  background: rgba(10, 28, 43, 0.72);
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 主体双栏 ---------- */
.page-home .home-body {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--gutter) clamp(44px, 6vw, 88px);
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
}

.page-home .home-index {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px 16px;
  border: 1px solid var(--hair);
  border-radius: var(--radius-md);
  background: rgba(18, 50, 71, 0.55);
}

.page-home .side-index__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-home .side-index__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .side-index__link {
  display: block;
  padding: 6px 11px;
  border: 1px solid var(--hair);
  border-radius: 999px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--mist);
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-home .side-index__link:hover,
.page-home .side-index__link:focus-visible {
  color: var(--rice);
  border-color: var(--celadon-soft);
}

.page-home .side-index__link[aria-current="true"] {
  color: var(--celadon-soft);
  border-color: var(--celadon);
  background: rgba(79, 156, 134, 0.14);
}

.page-home .home-stream {
  display: flex;
  flex-direction: column;
  gap: clamp(28px, 4vw, 56px);
  min-width: 0;
}

.page-home .home-block {
  scroll-margin-top: calc(var(--header-h) + 20px);
}

.page-home .home-block--paper {
  padding: clamp(20px, 3vw, 40px);
  border-radius: var(--radius-lg);
  background: var(--rice);
  color: var(--ink);
}

/* ---------- 区块标题 ---------- */
.page-home .block-head {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

.page-home .block-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(23px, 2.9vw, 36px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-home .block-lede {
  margin: 0;
  max-width: 64ch;
  font-size: 15.5px;
  line-height: 1.75;
  color: rgba(245, 241, 232, 0.76);
}

.page-home .home-block--paper .eyebrow { color: var(--moss); }
.page-home .home-block--paper .block-title { color: var(--ink); }
.page-home .home-block--paper .block-lede { color: var(--ink-3); }

.page-home .block-outro {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-3);
}

.page-home .block-outro a {
  color: var(--moss);
  text-underline-offset: 3px;
}

/* ---------- 换设备路径 ---------- */
.page-home .route-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(0, 1fr);
}

.page-home .route-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px;
  border: 1px solid var(--hair);
  border-radius: var(--radius-md);
  background: var(--ink-2);
}

.page-home .route-badge {
  align-self: flex-start;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(215, 154, 70, 0.16);
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
}

.page-home .route-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  line-height: 1.3;
  color: var(--paper);
}

.page-home .route-list {
  margin: 0;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(245, 241, 232, 0.8);
}

.page-home .route-list li::marker {
  color: var(--celadon);
  font-family: var(--font-mono);
}

.page-home .route-foot {
  margin: 2px 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--hair);
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
}

.page-home .home-note {
  margin-top: 16px;
  padding: 14px 18px;
  border-left: 2px solid var(--clay);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(185, 105, 69, 0.12);
  font-size: 14px;
  line-height: 1.75;
  color: rgba(245, 241, 232, 0.85);
}

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

.page-home .home-note a {
  color: var(--amber);
  text-underline-offset: 3px;
}

/* ---------- 版本对照 ---------- */
.page-home .matrix-strip {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.page-home .matrix-strip li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  background: var(--ink);
}

.page-home .matrix-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 32px;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--amber);
}

.page-home .matrix-label {
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--mist);
}

.page-home .matrix-table-wrap {
  overflow-x: auto;
}

.page-home .matrix-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
  line-height: 1.6;
}

.page-home .matrix-table caption {
  padding-bottom: 10px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--moss);
}

.page-home .matrix-table th,
.page-home .matrix-table td {
  padding: 12px 10px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--hair-dark);
}

.page-home .matrix-table thead th {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--moss);
  border-bottom: 1px solid rgba(46, 107, 92, 0.4);
}

.page-home .matrix-table tbody th {
  width: 24%;
  font-weight: 700;
  color: var(--ink);
}

.page-home .matrix-table tbody td {
  color: var(--ink-3);
}

.page-home .matrix-table tbody tr:hover {
  background: rgba(79, 156, 134, 0.08);
}

.page-home .media-frame {
  margin: 22px 0 0;
  overflow: hidden;
  border-radius: var(--radius-md);
  border: 1px solid var(--hair-dark);
  background: var(--ink);
}

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

.page-home .media-frame__caption {
  padding: 11px 16px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--mist);
  border-top: 1px solid var(--hair);
}

/* ---------- 内容目录 ---------- */
.page-home .catalog-grid {
  display: grid;
  gap: 1px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border: 1px solid var(--hair);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--hair);
}

.page-home .catalog-cell {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 15px 18px;
  background: var(--ink);
  transition: background-color var(--dur) var(--ease);
}

.page-home .catalog-cell:hover {
  background: var(--ink-2);
}

.page-home .catalog-no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--celadon);
}

.page-home .catalog-cell h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17.5px;
  line-height: 1.3;
  color: var(--paper);
}

.page-home .catalog-cell p {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
}

.page-home .catalog-foot {
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(0, 1fr);
  margin-top: 20px;
}

.page-home .catalog-fig {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-md);
  border: 1px solid var(--hair);
}

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

.page-home .catalog-foot-copy {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-home .catalog-foot-copy h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  color: var(--paper);
}

.page-home .mini-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 14px;
  line-height: 1.65;
  color: rgba(245, 241, 232, 0.78);
}

.page-home .mini-list li {
  padding-left: 16px;
  position: relative;
}

.page-home .mini-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--celadon);
}

.page-home .link-arrow {
  align-self: flex-start;
  margin-top: 2px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(215, 154, 70, 0.5);
  padding-bottom: 2px;
}

.page-home .link-arrow:hover,
.page-home .link-arrow:focus-visible {
  border-bottom-color: var(--amber);
  color: var(--celadon-soft);
}

/* ---------- 首次访问三步 ---------- */
.page-home .step-flow {
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(0, 1fr);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .step {
  padding: 18px 4px 0;
  border-top: 2px solid var(--celadon);
}

.page-home .step-num {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 46px;
  line-height: 0.9;
  letter-spacing: -0.03em;
  color: var(--amber);
}

.page-home .step h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  color: var(--paper);
}

.page-home .step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-home .first-visit-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

/* ---------- 服务支持 ---------- */
.page-home .support-card {
  display: grid;
  gap: 0;
  grid-template-columns: minmax(0, 1fr);
  overflow: hidden;
  border: 1px solid var(--hair);
  border-radius: var(--radius-lg);
  background: var(--ink-2);
}

.page-home .support-copy {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(20px, 3vw, 40px);
}

.page-home .support-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .support-list li {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 12px;
  align-items: baseline;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--rice);
}

.page-home .support-label {
  min-width: 72px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-home .support-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.page-home .support-fig {
  margin: 0;
  min-height: 200px;
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .catalog-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 760px) {
  .page-home .hero-mosaic {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-areas:
      "copy copy"
      "entry fig"
      "v4 fig"
      "adapt dir";
  }

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

  .page-home .step-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-home .catalog-foot {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: center;
  }
}

@media (min-width: 880px) {
  .page-home .support-card {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  }

  .page-home .support-fig {
    min-height: 100%;
  }
}

@media (min-width: 1000px) {
  .page-home .home-body {
    grid-template-columns: 200px minmax(0, 1fr);
  }

  .page-home .home-index {
    position: sticky;
    top: calc(var(--header-h) + 18px);
    flex-direction: column;
    gap: 12px;
    padding: 18px 12px;
  }

  .page-home .side-index__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
  }

  .page-home .side-index__link {
    padding: 8px 10px;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0 6px 6px 0;
    white-space: normal;
  }

  .page-home .side-index__link:hover,
  .page-home .side-index__link:focus-visible {
    background: rgba(79, 156, 134, 0.08);
  }

  .page-home .side-index__link[aria-current="true"] {
    border-left-color: var(--celadon);
    background: rgba(79, 156, 134, 0.14);
  }
}

@media (min-width: 1080px) {
  .page-home .hero-mosaic {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    grid-template-areas:
      "copy copy copy copy copy copy copy fig fig fig fig fig"
      "copy copy copy copy copy copy copy fig fig fig fig fig"
      "entry entry entry entry v4 v4 v4 v4 adapt adapt adapt adapt"
      "entry entry entry entry v4 v4 v4 v4 dir dir dir dir";
  }

  .page-home .hero-copy {
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .mosaic-card,
  .page-home .mosaic-num,
  .page-home .catalog-cell,
  .page-home .side-index__link,
  .page-home .breadcrumb__link {
    transition: none;
  }

  .page-home .mosaic-card:hover,
  .page-home .mosaic-card:focus-visible {
    transform: none;
  }
}
<<<END>>>