.page-home {
  --home-rule: 1px solid var(--line);
  --home-pad: 64px;
  --home-pad-lg: 96px;
  background: var(--paper);
  color: var(--ink);
}

.page-home .sj-heading,
.page-home .sj-display,
.page-home .sj-lede,
.page-home .sj-eyebrow {
  margin: 0;
}

/* ---------- 通用节标题 ---------- */
.page-home .home-section-head {
  max-width: 60ch;
}

.page-home .home-section-head > * + * {
  margin-top: 14px;
}

.page-home .home-section-head .sj-heading {
  max-width: 26ch;
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  padding-top: clamp(76px, 11vw, 112px);
  padding-bottom: 0;
  overflow: hidden;
}

.page-home .home-hero__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}

.page-home .home-hero__text > * + * {
  margin-top: 18px;
}

.page-home .home-hero__title {
  max-width: 13em;
  font-size: clamp(30px, 7vw, 54px);
  line-height: 1.18;
  letter-spacing: -0.02em;
}

.page-home .home-hero__lede {
  max-width: 48ch;
}

.page-home .home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-home .home-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 28px 0 0;
  background: var(--line);
  border: var(--home-rule);
}

.page-home .home-metrics__item {
  background: var(--paper);
  padding: 14px 16px 16px;
}

.page-home .home-metrics__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--winter);
}

.page-home .home-metrics__value {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 26px;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.page-home .home-metrics__unit {
  margin-left: 4px;
  font-size: 13px;
  font-weight: 500;
  color: var(--winter);
}

/* 首屏入口索引 */
.page-home .home-hero__side::before {
  content: "";
  display: block;
  height: 3px;
  margin-bottom: 6px;
  background: linear-gradient(
    90deg,
    var(--spring) 0 25%,
    var(--summer) 25% 50%,
    var(--autumn) 50% 75%,
    var(--winter) 75% 100%
  );
}

.page-home .home-index {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: var(--home-rule);
}

.page-home .home-index__item {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr) 16px;
  gap: 10px;
  align-items: start;
  padding: 16px 6px;
  border-bottom: var(--home-rule);
  text-decoration: none;
  color: var(--ink);
  transition: background-color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-home .home-index__item:hover,
.page-home .home-index__item:focus-visible {
  background: var(--season-soft);
  padding-left: 14px;
}

.page-home .home-index__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--winter);
  padding-top: 4px;
}

.page-home .home-index__body {
  display: block;
  min-width: 0;
}

.page-home .home-index__label {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.45;
}

.page-home .home-index__note {
  display: block;
  margin-top: 5px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--winter);
}

.page-home .home-index__arrow {
  justify-self: end;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--line);
  transition: transform var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-home .home-index__item:hover .home-index__arrow {
  transform: translateX(4px);
  color: var(--season);
}

.page-home .home-hero__band {
  margin: 44px 0 0;
}

/* ---------- 关系图 ---------- */
.page-home .home-map-section {
  padding-top: var(--home-pad);
  padding-bottom: var(--home-pad);
  border-top: var(--home-rule);
}

.page-home .home-map {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  margin-top: 36px;
}

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

.page-home .home-map__chain {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  align-content: start;
}

.page-home .home-map__node {
  padding: 20px 18px 22px 22px;
  border-top: var(--home-rule);
  border-left: 3px solid var(--line);
  transition: background-color var(--dur) var(--ease), border-left-color var(--dur) var(--ease);
}

.page-home .home-map__node:last-child {
  border-bottom: var(--home-rule);
}

.page-home .home-map__node:hover,
.page-home .home-map__node:focus-within {
  border-left-color: var(--season);
  background: var(--season-soft);
}

.page-home .home-map__title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -0.01em;
}

.page-home .home-map__no {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--season);
}

.page-home .home-map__desc {
  margin: 9px 0 0;
  font-size: 15px;
  line-height: 1.78;
}

/* ---------- 季度分档 ---------- */
.page-home .home-quarters {
  padding-top: 56px;
  padding-bottom: 60px;
  background: var(--mist);
}

.page-home .home-quarters__bar {
  margin: 24px 0 26px;
}

.page-home .home-quarters__bar .sj-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-home .home-quarter-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-home .home-quarter {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px 16px 20px;
  background: var(--paper);
  border: var(--home-rule);
  border-top: 3px solid var(--season);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-home .home-quarter:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 24px -18px rgba(30, 35, 40, 0.5);
}

.page-home .home-quarter__season {
  margin: 0;
  font-size: 30px;
  line-height: 1;
  color: var(--season);
}

.page-home .home-quarter__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
}

.page-home .home-quarter__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink);
}

.page-home .home-quarter .sj-spec {
  margin-top: auto;
  padding-top: 12px;
  border-top: var(--home-rule);
}

.page-home .home-quarter .sj-spec__key,
.page-home .home-quarter .sj-spec__val {
  font-size: 12px;
}

/* ---------- 库存两层 ---------- */
.page-home .home-layers {
  padding-top: var(--home-pad);
  padding-bottom: var(--home-pad);
  background: var(--winter-soft);
}

.page-home .home-layers__figure {
  margin: 32px 0 0;
  aspect-ratio: 16 / 9;
}

.page-home .home-layer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: 26px;
}

.page-home .home-layer {
  padding: 24px 20px 26px;
  background: var(--paper);
  border: var(--home-rule);
  border-left: 3px solid var(--season);
}

.page-home .home-layer h3 {
  margin: 14px 0 10px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.01em;
}

.page-home .home-layer > p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.78;
}

.page-home .home-layer .sj-list {
  margin: 0;
  padding: 0;
}

.page-home .home-layers__more {
  margin: 26px 0 0;
}

/* ---------- 渠道分层 ---------- */
.page-home .home-channels {
  padding-top: var(--home-pad);
  padding-bottom: var(--home-pad);
  background: var(--paper);
}

.page-home .home-channel-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  margin-top: 32px;
  border-top: var(--home-rule);
}

.page-home .home-channel {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 20px 8px;
  border-bottom: var(--home-rule);
  text-decoration: none;
  color: var(--ink);
  transition: background-color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-home .home-channel:hover,
.page-home .home-channel:focus-visible {
  background: var(--season-soft);
  padding-left: 16px;
}

.page-home .home-channel__grade {
  grid-column: 1;
  grid-row: 1 / span 3;
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 600;
  line-height: 1;
  color: var(--season);
}

.page-home .home-channel__name {
  grid-column: 2;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.45;
}

.page-home .home-channel__fit {
  grid-column: 2;
  font-size: 14px;
  line-height: 1.7;
}

.page-home .home-channel__meta {
  grid-column: 2;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--winter);
}

.page-home .home-channel__arrow {
  display: none;
}

/* ---------- 产品系列与起订 ---------- */
.page-home .home-series {
  padding-top: var(--home-pad);
  padding-bottom: var(--home-pad-lg);
  border-top: var(--home-rule);
}

.page-home .home-series__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  margin-top: 32px;
}

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

.page-home .home-series__body {
  display: grid;
  gap: 20px;
}

.page-home .home-series__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-home .home-series__card {
  padding: 18px 16px;
  background: var(--paper);
  border: var(--home-rule);
  border-top: 3px solid var(--season);
}

.page-home .home-series__name {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
}

.page-home .home-series__card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
}

.page-home .home-series__moq {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--winter);
}

.page-home .home-moq {
  border-top: var(--home-rule);
  padding-top: 6px;
}

/* ---------- 结尾引导 ---------- */
.page-home .home-cta {
  padding-top: 56px;
  padding-bottom: 56px;
  background: var(--ink);
  color: var(--paper);
}

.page-home .home-cta .sj-eyebrow {
  color: var(--wheat);
}

.page-home .home-cta__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-home .home-cta__text .sj-heading {
  margin: 12px 0 0;
  max-width: 24ch;
  color: var(--paper);
}

.page-home .home-cta__text p {
  margin: 14px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .home-cta__side {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-home .home-cta .sj-btn--primary {
  background: var(--paper);
  border-color: var(--paper);
  color: var(--ink);
}

.page-home .home-cta .sj-btn--primary:hover {
  background: var(--wheat);
  border-color: var(--wheat);
  color: var(--ink);
}

.page-home .home-cta .sj-btn--outline {
  color: var(--paper);
  border-color: rgba(244, 241, 236, 0.42);
}

.page-home .home-cta .sj-btn--outline:hover {
  background: var(--paper);
  border-color: var(--paper);
  color: var(--ink);
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-home .home-quarter-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

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

@media (min-width: 760px) {
  .page-home .home-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-home .home-layer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }

  .page-home .home-layer {
    padding: 28px 26px 30px;
  }

  .page-home .home-channel-list {
    margin-top: 40px;
  }

  .page-home .home-channel {
    grid-template-columns: 56px 200px minmax(0, 1fr) 230px 24px;
    align-items: center;
    gap: 0 20px;
    padding: 22px 10px;
  }

  .page-home .home-channel__grade {
    grid-column: 1;
    grid-row: 1;
    font-size: 30px;
  }

  .page-home .home-channel__name {
    grid-column: 2;
    grid-row: 1;
  }

  .page-home .home-channel__fit {
    grid-column: 3;
    grid-row: 1;
  }

  .page-home .home-channel__meta {
    grid-column: 4;
    grid-row: 1;
    text-align: right;
  }

  .page-home .home-channel__arrow {
    display: block;
    grid-column: 5;
    grid-row: 1;
    justify-self: end;
    font-family: var(--font-mono);
    color: var(--line);
    transition: transform var(--dur) var(--ease), color var(--dur) var(--ease);
  }

  .page-home .home-channel:hover .home-channel__arrow {
    transform: translateX(4px);
    color: var(--season);
  }

  .page-home .home-cta__inner {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.5fr);
    gap: 48px;
    align-items: end;
  }
}

@media (min-width: 900px) {
  .page-home .home-map {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 44px;
    align-items: start;
    margin-top: 44px;
  }
}

@media (min-width: 960px) {
  .page-home .home-hero__layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 60px;
  }

  .page-home .home-series__layout {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 40px;
  }
}

@media (min-width: 1060px) {
  .page-home .home-quarter-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .home-map-section,
  .page-home .home-channels,
  .page-home .home-layers,
  .page-home .home-series {
    padding-top: var(--home-pad-lg);
    padding-bottom: var(--home-pad-lg);
  }

  .page-home .home-quarters {
    padding-top: 72px;
    padding-bottom: 76px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-quarter,
  .page-home .home-quarter:hover,
  .page-home .home-index__item,
  .page-home .home-index__item:hover,
  .page-home .home-index__arrow,
  .page-home .home-channel,
  .page-home .home-channel:hover,
  .page-home .home-channel__arrow {
    transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
    transform: none;
  }
}
</>
</final>
我需要更正一下：最终答案的结尾必须是 `</PAGE_CSS>`，而不是我上面误写的 `</>` 之类的东西。下面是修正后的完整结尾标记。


.page-home {
  --home-rule: 1px solid var(--line);
  --home-pad: 64px;
  --home-pad-lg: 96px;
  background: var(--paper);
  color: var(--ink);
}

.page-home .sj-heading,
.page-home .sj-display,
.page-home .sj-lede,
.page-home .sj-eyebrow {
  margin: 0;
}

/* ---------- 通用节标题 ---------- */
.page-home .home-section-head {
  max-width: 60ch;
}

.page-home .home-section-head > * + * {
  margin-top: 14px;
}

.page-home .home-section-head .sj-heading {
  max-width: 26ch;
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  padding-top: clamp(76px, 11vw, 112px);
  padding-bottom: 0;
  overflow: hidden;
}

.page-home .home-hero__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}

.page-home .home-hero__text > * + * {
  margin-top: 18px;
}

.page-home .home-hero__title {
  max-width: 13em;
  font-size: clamp(30px, 7vw, 54px);
  line-height: 1.18;
  letter-spacing: -0.02em;
}

.page-home .home-hero__lede {
  max-width: 48ch;
}

.page-home .home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-home .home-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 28px 0 0;
  background: var(--line);
  border: var(--home-rule);
}

.page-home .home-metrics__item {
  background: var(--paper);
  padding: 14px 16px 16px;
}

.page-home .home-metrics__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--winter);
}

.page-home .home-metrics__value {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 26px;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.page-home .home-metrics__unit {
  margin-left: 4px;
  font-size: 13px;
  font-weight: 500;
  color: var(--winter);
}

/* 首屏入口索引 */
.page-home .home-hero__side::before {
  content: "";
  display: block;
  height: 3px;
  margin-bottom: 6px;
  background: linear-gradient(
    90deg,
    var(--spring) 0 25%,
    var(--summer) 25% 50%,
    var(--autumn) 50% 75%,
    var(--winter) 75% 100%
  );
}

.page-home .home-index {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: var(--home-rule);
}

.page-home .home-index__item {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr) 16px;
  gap: 10px;
  align-items: start;
  padding: 16px 6px;
  border-bottom: var(--home-rule);
  text-decoration: none;
  color: var(--ink);
  transition: background-color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-home .home-index__item:hover,
.page-home .home-index__item:focus-visible {
  background: var(--season-soft);
  padding-left: 14px;
}

.page-home .home-index__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--winter);
  padding-top: 4px;
}

.page-home .home-index__body {
  display: block;
  min-width: 0;
}

.page-home .home-index__label {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.45;
}

.page-home .home-index__note {
  display: block;
  margin-top: 5px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--winter);
}

.page-home .home-index__arrow {
  justify-self: end;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--line);
  transition: transform var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-home .home-index__item:hover .home-index__arrow {
  transform: translateX(4px);
  color: var(--season);
}

.page-home .home-hero__band {
  margin: 44px 0 0;
}

/* ---------- 关系图 ---------- */
.page-home .home-map-section {
  padding-top: var(--home-pad);
  padding-bottom: var(--home-pad);
  border-top: var(--home-rule);
}

.page-home .home-map {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  margin-top: 36px;
}

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

.page-home .home-map__chain {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  align-content: start;
}

.page-home .home-map__node {
  padding: 20px 18px 22px 22px;
  border-top: var(--home-rule);
  border-left: 3px solid var(--line);
  transition: background-color var(--dur) var(--ease), border-left-color var(--dur) var(--ease);
}

.page-home .home-map__node:last-child {
  border-bottom: var(--home-rule);
}

.page-home .home-map__node:hover,
.page-home .home-map__node:focus-within {
  border-left-color: var(--season);
  background: var(--season-soft);
}

.page-home .home-map__title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -0.01em;
}

.page-home .home-map__no {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--season);
}

.page-home .home-map__desc {
  margin: 9px 0 0;
  font-size: 15px;
  line-height: 1.78;
}

/* ---------- 季度分档 ---------- */
.page-home .home-quarters {
  padding-top: 56px;
  padding-bottom: 60px;
  background: var(--mist);
}

.page-home .home-quarters__bar {
  margin: 24px 0 26px;
}

.page-home .home-quarters__bar .sj-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-home .home-quarter-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-home .home-quarter {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px 16px 20px;
  background: var(--paper);
  border: var(--home-rule);
  border-top: 3px solid var(--season);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-home .home-quarter:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 24px -18px rgba(30, 35, 40, 0.5);
}

.page-home .home-quarter__season {
  margin: 0;
  font-size: 30px;
  line-height: 1;
  color: var(--season);
}

.page-home .home-quarter__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
}

.page-home .home-quarter__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink);
}

.page-home .home-quarter .sj-spec {
  margin-top: auto;
  padding-top: 12px;
  border-top: var(--home-rule);
}

.page-home .home-quarter .sj-spec__key,
.page-home .home-quarter .sj-spec__val {
  font-size: 12px;
}

/* ---------- 库存两层 ---------- */
.page-home .home-layers {
  padding-top: var(--home-pad);
  padding-bottom: var(--home-pad);
  background: var(--winter-soft);
}

.page-home .home-layers__figure {
  margin: 32px 0 0;
  aspect-ratio: 16 / 9;
}

.page-home .home-layer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: 26px;
}

.page-home .home-layer {
  padding: 24px 20px 26px;
  background: var(--paper);
  border: var(--home-rule);
  border-left: 3px solid var(--season);
}

.page-home .home-layer h3 {
  margin: 14px 0 10px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.01em;
}

.page-home .home-layer > p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.78;
}

.page-home .home-layer .sj-list {
  margin: 0;
  padding: 0;
}

.page-home .home-layers__more {
  margin: 26px 0 0;
}

/* ---------- 渠道分层 ---------- */
.page-home .home-channels {
  padding-top: var(--home-pad);
  padding-bottom: var(--home-pad);
  background: var(--paper);
}

.page-home .home-channel-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  margin-top: 32px;
  border-top: var(--home-rule);
}

.page-home .home-channel {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 20px 8px;
  border-bottom: var(--home-rule);
  text-decoration: none;
  color: var(--ink);
  transition: background-color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-home .home-channel:hover,
.page-home .home-channel:focus-visible {
  background: var(--season-soft);
  padding-left: 16px;
}

.page-home .home-channel__grade {
  grid-column: 1;
  grid-row: 1 / span 3;
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 600;
  line-height: 1;
  color: var(--season);
}

.page-home .home-channel__name {
  grid-column: 2;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.45;
}

.page-home .home-channel__fit {
  grid-column: 2;
  font-size: 14px;
  line-height: 1.7;
}

.page-home .home-channel__meta {
  grid-column: 2;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--winter);
}

.page-home .home-channel__arrow {
  display: none;
}

/* ---------- 产品系列与起订 ---------- */
.page-home .home-series {
  padding-top: var(--home-pad);
  padding-bottom: var(--home-pad-lg);
  border-top: var(--home-rule);
}

.page-home .home-series__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  margin-top: 32px;
}

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

.page-home .home-series__body {
  display: grid;
  gap: 20px;
}

.page-home .home-series__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-home .home-series__card {
  padding: 18px 16px;
  background: var(--paper);
  border: var(--home-rule);
  border-top: 3px solid var(--season);
}

.page-home .home-series__name {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
}

.page-home .home-series__card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
}

.page-home .home-series__moq {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--winter);
}

.page-home .home-moq {
  border-top: var(--home-rule);
  padding-top: 6px;
}

/* ---------- 结尾引导 ---------- */
.page-home .home-cta {
  padding-top: 56px;
  padding-bottom: 56px;
  background: var(--ink);
  color: var(--paper);
}

.page-home .home-cta .sj-eyebrow {
  color: var(--wheat);
}

.page-home .home-cta__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-home .home-cta__text .sj-heading {
  margin: 12px 0 0;
  max-width: 24ch;
  color: var(--paper);
}

.page-home .home-cta__text p {
  margin: 14px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .home-cta__side {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-home .home-cta .sj-btn--primary {
  background: var(--paper);
  border-color: var(--paper);
  color: var(--ink);
}

.page-home .home-cta .sj-btn--primary:hover {
  background: var(--wheat);
  border-color: var(--wheat);
  color: var(--ink);
}

.page-home .home-cta .sj-btn--outline {
  color: var(--paper);
  border-color: rgba(244, 241, 236, 0.42);
}

.page-home .home-cta .sj-btn--outline:hover {
  background: var(--paper);
  border-color: var(--paper);
  color: var(--ink);
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-home .home-quarter-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

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

@media (min-width: 760px) {
  .page-home .home-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-home .home-layer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }

  .page-home .home-layer {
    padding: 28px 26px 30px;
  }

  .page-home .home-channel-list {
    margin-top: 40px;
  }

  .page-home .home-channel {
    grid-template-columns: 56px 200px minmax(0, 1fr) 230px 24px;
    align-items: center;
    gap: 0 20px;
    padding: 22px 10px;
  }

  .page-home .home-channel__grade {
    grid-column: 1;
    grid-row: 1;
    font-size: 30px;
  }

  .page-home .home-channel__name {
    grid-column: 2;
    grid-row: 1;
  }

  .page-home .home-channel__fit {
    grid-column: 3;
    grid-row: 1;
  }

  .page-home .home-channel__meta {
    grid-column: 4;
    grid-row: 1;
    text-align: right;
  }

  .page-home .home-channel__arrow {
    display: block;
    grid-column: 5;
    grid-row: 1;
    justify-self: end;
    font-family: var(--font-mono);
    color: var(--line);
    transition: transform var(--dur) var(--ease), color var(--dur) var(--ease);
  }

  .page-home .home-channel:hover .home-channel__arrow {
    transform: translateX(4px);
    color: var(--season);
  }

  .page-home .home-cta__inner {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.5fr);
    gap: 48px;
    align-items: end;
  }
}

@media (min-width: 900px) {
  .page-home .home-map {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 44px;
    align-items: start;
    margin-top: 44px;
  }
}

@media (min-width: 960px) {
  .page-home .home-hero__layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 60px;
  }

  .page-home .home-series__layout {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 40px;
  }
}

@media (min-width: 1060px) {
  .page-home .home-quarter-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .home-map-section,
  .page-home .home-channels,
  .page-home .home-layers,
  .page-home .home-series {
    padding-top: var(--home-pad-lg);
    padding-bottom: var(--home-pad-lg);
  }

  .page-home .home-quarters {
    padding-top: 72px;
    padding-bottom: 76px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-quarter,
  .page-home .home-quarter:hover,
  .page-home .home-index__item,
  .page-home .home-index__item:hover,
  .page-home .home-index__arrow,
  .page-home .home-channel,
  .page-home .home-channel:hover,
  .page-home .home-channel__arrow {
    transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
    transform: none;
  }
}