.page-home {
  --home-radius-lg: 26px;
  --home-radius-md: 18px;
  --home-radius-sm: 10px;
  background-color: var(--c-paper);
  color: var(--c-ink);
  font-family: var(--f-body);
  line-height: 1.75;
  overflow-x: clip;
  padding-block: clamp(1.25rem, 3.5vw, 2.75rem) 0;
}

.page-home .mono {
  font-family: var(--f-mono);
  color: var(--c-mono);
  letter-spacing: 0.01em;
}

.page-home .home-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: start;
}

.page-home .home-flow {
  display: grid;
  gap: clamp(3rem, 8vw, 6rem);
  min-width: 0;
}

.page-home .section {
  min-width: 0;
}

.page-home .section-head {
  max-width: 62ch;
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
}

.page-home .eyebrow {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-steel);
  margin: 0 0 0.5rem;
}

.page-home .section-title {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(1.7rem, 4.4vw, 2.6rem);
  line-height: 1.08;
  letter-spacing: -0.015em;
  color: var(--c-deep);
  margin: 0 0 0.85rem;
}

.page-home .prose {
  font-size: 1rem;
  color: #3d4749;
  margin: 0;
  max-width: 42ch;
}

.page-home .link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--c-steel);
  text-decoration: none;
  border-bottom: 1px solid var(--c-steel-soft);
  padding-bottom: 2px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .link-arrow::after {
  content: "→";
  font-family: var(--f-mono);
  transition: transform var(--dur) var(--ease);
}

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

.page-home .link-arrow:hover::after {
  transform: translateX(3px);
}

.page-home .visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- 首屏拼贴 ---------- */

.page-home .collage {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
}

.page-home .collage__title h1 {
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(2.1rem, 7.6vw, 4rem);
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--c-deep);
  margin: 0 0 1rem;
  text-wrap: balance;
}

.page-home .collage__title .lede {
  font-family: var(--f-editorial);
  font-size: clamp(1rem, 2vw, 1.12rem);
  line-height: 1.8;
  color: #3d4749;
  margin: 0;
  max-width: 40ch;
}

.page-home .collage__title {
  background: linear-gradient(160deg, var(--c-paper-2) 0%, var(--c-paper) 68%);
  border-radius: 0 var(--home-radius-lg) 0 var(--home-radius-lg);
  padding: clamp(1.25rem, 3vw, 2rem) clamp(1.1rem, 3vw, 2rem);
}

.page-home .collage__data {
  background: var(--c-deep);
  color: var(--c-paper);
  border-radius: var(--home-radius-md) 0 var(--home-radius-md) var(--home-radius-md);
  padding: clamp(1.1rem, 2.6vw, 1.6rem);
  display: grid;
  gap: 0.9rem;
  align-content: start;
}

.page-home .data-line {
  display: grid;
  gap: 0.15rem;
  margin: 0;
  padding-bottom: 0.8rem;
  border-bottom: 1px dashed rgba(143, 182, 188, 0.35);
}

.page-home .data-line:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-home .data-line__key {
  font-size: clamp(1.35rem, 3.2vw, 1.75rem);
  font-weight: 700;
  color: var(--c-amber);
  line-height: 1.1;
}

.page-home .data-line__val {
  font-size: 0.82rem;
  letter-spacing: 0.03em;
  color: rgba(244, 241, 232, 0.78);
}

.page-home .collage__entry {
  background: var(--c-deep-2);
  color: var(--c-paper);
  border-radius: var(--home-radius-md);
  padding: clamp(1.1rem, 2.6vw, 1.5rem);
}

.page-home .collage__entry-label {
  margin: 0 0 0.85rem;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--c-steel-soft);
  font-family: var(--f-mono);
}

.page-home .device-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.page-home .device-list a {
  display: grid;
  gap: 0.15rem;
  padding: 0.6rem 0.7rem;
  border-radius: var(--home-radius-sm);
  border-left: 2px solid transparent;
  text-decoration: none;
  color: inherit;
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .device-list a:hover,
.page-home .device-list a:focus-visible {
  background: rgba(244, 241, 232, 0.08);
  border-left-color: var(--c-amber);
}

.page-home .device-list__name {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.12rem;
  letter-spacing: 0.01em;
}

.page-home .device-list__meta {
  font-size: 0.75rem;
  color: var(--c-steel-soft);
}

.page-home .collage__figure {
  position: relative;
  margin: 0;
  border-radius: var(--home-radius-lg) 0 var(--home-radius-lg) 0;
  overflow: hidden;
  background: var(--c-deep);
  min-height: 220px;
}

.page-home .collage__figure img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.82) contrast(1.05);
}

.page-home .figure-frame__tag {
  position: absolute;
  left: 0;
  bottom: 0;
  margin: 0;
  padding: 0.5rem 0.85rem;
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  background: rgba(14, 42, 34, 0.88);
  color: var(--c-amber-pale);
}

/* ---------- 三个入口 ---------- */

.page-home .entry-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--c-paper-2);
}

.page-home .entry-track__item {
  position: relative;
  padding: 1.5rem 0 1.5rem 0;
  border-bottom: 1px solid var(--c-paper-2);
  display: grid;
  gap: 0.5rem;
  transition: padding-left var(--dur) var(--ease);
}

.page-home .entry-track__no {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--c-amber);
}

.page-home .entry-track__title {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(1.3rem, 3.4vw, 1.75rem);
  color: var(--c-deep);
  margin: 0;
  letter-spacing: -0.01em;
}

.page-home .entry-track__item p {
  margin: 0;
  font-size: 0.95rem;
  color: #3d4749;
  max-width: 52ch;
}

.page-home .entry-track__who {
  font-family: var(--f-editorial);
  font-size: 0.85rem !important;
  color: var(--c-steel) !important;
}

.page-home .entry-track__item:hover,
.page-home .entry-track__item:focus-within {
  padding-left: 0.75rem;
  background: linear-gradient(90deg, var(--c-paper-2) 0%, rgba(229, 223, 208, 0) 72%);
}

.page-home .entry-track__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--c-amber);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform var(--dur) var(--ease);
}

.page-home .entry-track__item:hover::before,
.page-home .entry-track__item:focus-within::before {
  transform: scaleY(1);
}

/* ---------- 版本节点 ---------- */

.page-home .update-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
  align-items: start;
}

.page-home .update-list {
  list-style: none;
  margin: 1.5rem 0 1.5rem;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-home .update-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.85rem;
  align-items: start;
  padding: 0.85rem 0.95rem;
  background: var(--c-paper-2);
  border-radius: var(--home-radius-sm) var(--home-radius-md) var(--home-radius-sm) var(--home-radius-sm);
}

.page-home .update-list li:nth-child(2n) {
  background: rgba(44, 107, 116, 0.1);
}

.page-home .update-list__no {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--c-steel);
  padding-top: 0.15rem;
}

.page-home .update-list p {
  margin: 0;
  font-size: 0.93rem;
  color: #333d3f;
  max-width: 54ch;
}

.page-home .update-figure {
  margin: 0;
  border-radius: 0 var(--home-radius-lg) 0 var(--home-radius-lg);
  overflow: hidden;
  background: var(--c-deep-2);
  position: relative;
}

.page-home .update-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.85);
}

/* ---------- 服务分类 ---------- */

.page-home .service-canvas {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.25rem, 3vw, 2rem);
  align-items: start;
}

.page-home .service-canvas__figure {
  margin: 0;
  position: relative;
  border-radius: var(--home-radius-md);
  overflow: hidden;
  background: var(--c-paper-2);
}

.page-home .service-canvas__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-home .service-groups {
  display: grid;
  gap: 0.85rem;
}

.page-home .svc {
  padding: 1.1rem 1.1rem 1.1rem 1.25rem;
  border-radius: var(--home-radius-sm) var(--home-radius-md) var(--home-radius-md) var(--home-radius-sm);
  border-left: 4px solid var(--c-steel);
  background: var(--c-paper-2);
}

.page-home .svc h3 {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 1.25rem;
  margin: 0 0 0.4rem;
  color: var(--c-deep);
  letter-spacing: -0.005em;
}

.page-home .svc p {
  margin: 0;
  font-size: 0.92rem;
  color: #3d4749;
  max-width: 46ch;
}

.page-home .svc__items {
  margin-top: 0.55rem !important;
  font-size: 0.76rem !important;
  letter-spacing: 0.04em;
  color: var(--c-steel) !important;
}

.page-home .svc--account {
  background: rgba(44, 107, 116, 0.12);
  border-left-color: var(--c-steel);
}

.page-home .svc--data {
  background: rgba(14, 42, 34, 0.07);
  border-left-color: var(--c-deep-2);
}

.page-home .svc--download {
  background: var(--c-amber-pale);
  border-left-color: var(--c-amber);
}

.page-home .svc--support {
  background: var(--c-paper-2);
  border-left-color: var(--c-steel-soft);
}

.page-home .service-note {
  margin: 0.35rem 0 0;
  font-family: var(--f-editorial);
  font-size: 0.86rem;
  color: var(--c-steel);
}

/* ---------- 端间对照 ---------- */

.page-home .compare-head {
  max-width: 62ch;
  margin-bottom: clamp(1.25rem, 3vw, 1.75rem);
}

.page-home .table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--c-paper-2);
  border-radius: var(--home-radius-md);
  background: #fff;
}

.page-home .data-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.page-home .data-table thead th {
  background: var(--c-deep);
  color: var(--c-paper);
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  text-align: left;
  padding: 0.85rem 1rem;
  white-space: nowrap;
}

.page-home .data-table tbody th {
  text-align: left;
  font-weight: 700;
  color: var(--c-deep);
  background: var(--c-paper);
  position: sticky;
  left: 0;
  z-index: 1;
  border-right: 1px solid var(--c-paper-2);
}

.page-home .data-table th,
.page-home .data-table td {
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--c-paper-2);
  vertical-align: top;
}

.page-home .data-table tbody tr:nth-child(4) td,
.page-home .data-table tbody tr:nth-child(4) th {
  background: var(--c-amber-pale);
}

.page-home .data-table tbody tr:last-child th,
.page-home .data-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-home .compare-note {
  margin: 1rem 0 0;
  font-size: 0.92rem;
  color: #3d4749;
  max-width: 60ch;
  padding-left: 0.9rem;
  border-left: 3px solid var(--c-amber);
}

/* ---------- 使用场景 ---------- */

.page-home .scene-list {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.25rem);
}

.page-home .scene {
  display: grid;
  gap: 0.5rem;
  align-content: start;
  padding-top: 1.25rem;
  border-top: 2px solid var(--c-deep-2);
}

.page-home .scene__no {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--c-amber);
}

.page-home .scene h3 {
  font-family: var(--f-editorial);
  font-weight: 700;
  font-size: clamp(1.15rem, 2.8vw, 1.4rem);
  color: var(--c-deep);
  margin: 0;
  line-height: 1.35;
}

.page-home .scene p {
  margin: 0;
  font-size: 0.94rem;
  color: #3d4749;
}

/* ---------- 收束色块 ---------- */

.page-home .closing-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  background: var(--c-deep);
  color: var(--c-paper);
  border-radius: var(--home-radius-lg) var(--home-radius-lg) 0 0;
  overflow: hidden;
}

.page-home .closing-band__body {
  padding: clamp(1.75rem, 5vw, 3rem);
  display: grid;
  gap: 0.9rem;
  align-content: start;
}

.page-home .closing-band__body .eyebrow {
  color: var(--c-steel-soft);
}

.page-home .closing-band__body h2 {
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(1.6rem, 4.2vw, 2.35rem);
  line-height: 1.05;
  letter-spacing: -0.015em;
  margin: 0;
  color: var(--c-paper);
}

.page-home .closing-band__body p {
  margin: 0;
  font-size: 0.95rem;
  color: rgba(244, 241, 232, 0.82);
  max-width: 52ch;
}

.page-home .closing-band__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.4rem;
}

.page-home .closing-band__links .link-arrow {
  color: var(--c-amber-pale);
  border-bottom-color: rgba(247, 220, 174, 0.5);
}

.page-home .closing-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.page-home .closing-band__figure {
  margin: 0;
  min-height: 180px;
}

.page-home .closing-band__figure img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.72;
  filter: saturate(0.7);
}

/* ---------- 锚点侧栏 ---------- */

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

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-home .home-scenes .scene-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-home .collage {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 1.25rem 1.4rem;
  }

  .page-home .collage__title {
    grid-column: 1 / 9;
    grid-row: 1;
  }

  .page-home .collage__data {
    grid-column: 9 / 13;
    grid-row: 1;
  }

  .page-home .collage__entry {
    grid-column: 1 / 5;
    grid-row: 2;
  }

  .page-home .collage__figure {
    grid-column: 5 / 13;
    grid-row: 2;
    min-height: 300px;
  }

  .page-home .update-grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: clamp(1.75rem, 4vw, 3rem);
  }

  .page-home .service-canvas {
    grid-template-columns: minmax(0, 0.72fr) minmax(0, 1fr);
    gap: clamp(1.5rem, 3.5vw, 2.75rem);
  }

  .page-home .closing-band {
    grid-template-columns: 1.2fr 0.8fr;
  }

  .page-home .collage__title {
    padding: clamp(1.75rem, 3.5vw, 2.5rem);
  }
}

@media (min-width: 960px) {
  .page-home .entry-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 0;
    gap: 0;
  }

  .page-home .entry-track__item {
    border-bottom: 0;
    border-top: 1px solid var(--c-paper-2);
    padding: 1.75rem 1.25rem 1.75rem 0;
  }

  .page-home .entry-track__item + .entry-track__item {
    padding-left: 1.5rem;
    border-left: 1px solid var(--c-paper-2);
  }

  .page-home .entry-track__item:hover,
  .page-home .entry-track__item:focus-within {
    padding-left: 1.5rem;
  }

  .page-home .entry-track__item:first-child:hover,
  .page-home .entry-track__item:first-child:focus-within {
    padding-left: 0.75rem;
  }

  .page-home .home-scenes .scene-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(1.5rem, 3.5vw, 2.5rem);
  }

  .page-home .scene:nth-child(2) {
    margin-top: 2.5rem;
  }

  .page-home .scene:nth-child(3) {
    margin-top: 5rem;
  }
}

@media (min-width: 1080px) {
  .page-home .home-layout {
    grid-template-columns: minmax(0, 1fr) 116px;
    gap: clamp(2rem, 3vw, 3rem);
  }

  .page-home .toc-rail {
    display: grid;
    gap: 0.1rem;
    position: sticky;
    top: 132px;
    align-self: start;
    padding-top: 0.5rem;
  }

  .page-home .toc-rail__label {
    font-family: var(--f-mono);
    font-size: 0.68rem;
    letter-spacing: 0.16em;
    color: var(--c-steel-soft);
    padding-left: 0.85rem;
    margin-bottom: 0.6rem;
  }

  .page-home .toc-rail a {
    display: block;
    padding: 0.42rem 0 0.42rem 0.85rem;
    border-left: 1px solid var(--c-paper-2);
    font-size: 0.8rem;
    color: #6b7477;
    text-decoration: none;
    transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
  }

  .page-home .toc-rail a:hover {
    color: var(--c-deep);
  }

  .page-home .toc-rail a.is-active {
    border-left: 2px solid var(--c-amber);
    color: var(--c-deep);
    font-weight: 700;
    padding-left: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .link-arrow,
  .page-home .link-arrow::after,
  .page-home .entry-track__item,
  .page-home .entry-track__item::before,
  .page-home .device-list a,
  .page-home .toc-rail a {
    transition: none !important;
  }
}
<<<END>>>