.page-home {
  --home-rule: rgba(59, 74, 87, 0.75);
  --home-ink: var(--c-ink);
  --home-ink-soft: #5B6672;
  --home-cream-rule: rgba(15, 15, 15, 0.16);
  background: var(--c-graphite);
  color: var(--c-silver);
  overflow-x: hidden;
}

.page-home .breadcrumb {
  padding: 14px 0 0;
}

.page-home .hero {
  position: relative;
  padding: 32px 0 48px;
  border-bottom: 1px solid var(--c-line);
}

.page-home .hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59, 74, 87, 0.55) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 74, 87, 0.55) 1px, transparent 1px);
  background-size: 24px 24px;
  opacity: 0.16;
  pointer-events: none;
}

.page-home .hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 32px;
}

.page-home .hero__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.4rem, 9vw, 5rem);
  line-height: 0.98;
  letter-spacing: -0.01em;
  color: var(--c-cream);
  margin: 14px 0 18px;
}

.page-home .hero__lede {
  font-family: var(--font-serif);
  font-size: 1.02rem;
  line-height: 1.85;
  color: var(--c-silver);
  max-width: 34em;
  margin: 0 0 24px;
}

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

.page-home .hero__side {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-home .hero__gauges {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}

.page-home .gauge {
  background: var(--c-panel);
  padding: 14px 12px;
  display: grid;
  gap: 6px;
  align-content: start;
}

.page-home .gauge__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.9rem, 7vw, 2.6rem);
  line-height: 1;
  color: var(--c-amber);
  display: block;
}

.page-home .gauge__label {
  font-size: 0.76rem;
  line-height: 1.5;
  color: var(--c-muted);
  letter-spacing: 0.02em;
}

.page-home .hero__figure,
.page-home .media-frame {
  margin: 0;
  position: relative;
  border: 1px solid var(--c-line);
  background: var(--c-panel);
  display: block;
}

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

.page-home .media-frame__tag {
  position: absolute;
  left: 0;
  bottom: 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  padding: 6px 10px;
  background: var(--c-amber);
  color: var(--c-ink);
}

.page-home .section {
  padding: 52px 0;
}

.page-home .section--panel {
  background: var(--c-panel);
}

.page-home .section--cream {
  background: var(--c-cream);
  color: var(--c-ink);
}

.page-home .section--cream .section__title,
.page-home .section--cream .lede {
  color: var(--c-ink);
}

.page-home .section--cream .eyebrow {
  color: var(--c-amber);
}

/* ---------- 类别索引地图 ---------- */
.page-home .cat-map {
  display: grid;
  gap: 24px;
  margin-top: 28px;
}

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

.page-home .cat-map__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--c-line);
}

.page-home .cat-item {
  border-bottom: 1px solid var(--c-line);
}

.page-home .cat-item__link {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  align-items: start;
  gap: 10px;
  padding: 13px 4px;
  text-decoration: none;
  color: inherit;
  transition: background-color 0.18s ease, padding-left 0.18s ease;
}

.page-home .cat-item__link:hover,
.page-home .cat-item__link:focus-visible {
  background: rgba(255, 122, 0, 0.09);
  padding-left: 12px;
}

.page-home .cat-item__code {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--c-amber);
  padding-top: 3px;
}

.page-home .cat-item__name {
  display: block;
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.03em;
  color: var(--c-cream);
}

.page-home .cat-item__scene {
  display: block;
  margin-top: 3px;
  font-size: 0.84rem;
  line-height: 1.6;
  color: var(--c-muted);
}

.page-home .cat-item__tags {
  display: none;
}

/* ---------- 供货分档 ---------- */
.page-home .supply {
  display: grid;
  gap: 26px;
  margin-top: 28px;
}

.page-home .supply__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-home .supply-card {
  background: var(--c-graphite);
  border: 1px solid var(--c-line);
  border-top-width: 2px;
  padding: 20px 18px;
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-home .supply-card--a {
  border-top-color: var(--c-green);
}

.page-home .supply-card--b {
  border-top-color: var(--c-amber);
}

.page-home .supply-card--c {
  border-top-color: var(--c-red);
}

.page-home .supply-card--d {
  border-top-color: var(--c-grid);
}

.page-home .supply-card__tier {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--c-muted);
}

.page-home .supply-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: 0.04em;
  color: var(--c-cream);
}

.page-home .supply-card__time {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--c-amber);
}

.page-home .supply-card__meta {
  margin: 0;
  display: grid;
  gap: 4px;
  font-size: 0.84rem;
  line-height: 1.65;
}

.page-home .supply-card__meta dt {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--c-grid);
  margin-top: 6px;
}

.page-home .supply-card__meta dd {
  margin: 0;
  color: var(--c-muted);
}

.page-home .supply__aside {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-home .supply__aside .media-frame {
  margin: 0;
}

.page-home .supply__note {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.75;
  color: var(--c-silver);
}

/* ---------- 保修时间轴 ---------- */
.page-home .warranty {
  display: grid;
  gap: 30px;
  margin-top: 30px;
}

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

.page-home .warranty__mark {
  position: relative;
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  column-gap: 12px;
  row-gap: 2px;
  padding: 0 0 22px;
  border-left: 1px solid var(--home-cream-rule);
  padding-left: 18px;
}

.page-home .warranty__dot {
  position: absolute;
  left: -6px;
  top: 7px;
  width: 11px;
  height: 11px;
  background: var(--c-cream);
  border: 1px solid var(--home-cream-rule);
}

.page-home .warranty__mark--anchor .warranty__dot,
.page-home .warranty__mark--now .warranty__dot {
  background: var(--c-amber);
  border-color: var(--c-amber);
}

.page-home .warranty__year {
  font-size: 0.92rem;
  letter-spacing: 0.06em;
  color: var(--home-ink);
  font-weight: 700;
}

.page-home .warranty__text {
  margin: 2px 0 0;
  font-size: 0.87rem;
  line-height: 1.75;
  color: var(--home-ink-soft);
}

.page-home .warranty__figure {
  margin: 0;
  border: 1px solid var(--home-cream-rule);
  background: #ffffff;
  position: relative;
  display: block;
}

.page-home .warranty__figure .media-frame__tag {
  background: var(--c-amber);
  color: var(--c-ink);
}

/* ---------- 典型工况 ---------- */
.page-home .scenes {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}

.page-home .scene {
  background: var(--c-panel);
  border: 1px solid var(--c-line);
  border-left: 2px solid var(--c-amber);
  padding: 20px 18px;
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-home .scene__code {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--c-amber);
}

.page-home .scene__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.18rem;
  letter-spacing: 0.03em;
  color: var(--c-cream);
}

.page-home .scene__text {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.8;
  color: var(--c-silver);
}

/* ---------- 合作路径 ---------- */
.page-home .path {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .path__node {
  position: relative;
  background: var(--c-graphite);
  border: 1px solid var(--c-line);
  border-left: 2px solid var(--c-amber);
  padding: 18px 18px 18px 18px;
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-home .path__num {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--c-amber);
}

.page-home .path__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 0.04em;
  color: var(--c-cream);
}

.page-home .path__text {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.8;
  color: var(--c-silver);
}

.page-home .path__foot {
  margin: 22px 0 0;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--c-silver);
}

.page-home .path__foot a {
  color: var(--c-amber);
  text-decoration: none;
  border-bottom: 1px solid var(--c-amber);
  padding-bottom: 1px;
}

.page-home .path__foot a:hover {
  color: var(--c-amber-hi);
  border-bottom-color: var(--c-amber-hi);
}

/* ---------- 动态 ---------- */
.page-home .news {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}

.page-home .news__item {
  background: var(--c-panel);
  border: 1px solid var(--c-line);
  padding: 20px 18px;
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-home .news__tag {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--c-amber);
}

.page-home .news__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.12rem;
  line-height: 1.35;
  letter-spacing: 0.02em;
  color: var(--c-cream);
}

.page-home .news__text {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.75;
  color: var(--c-muted);
}

.page-home .news__link {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--c-amber);
  text-decoration: none;
  border-bottom: 1px solid var(--c-line);
  padding-bottom: 2px;
}

.page-home .news__link:hover {
  color: var(--c-amber-hi);
  border-bottom-color: var(--c-amber-hi);
}

/* ---------- 收尾 ---------- */
.page-home .closing {
  margin-top: 40px;
  border-top: 1px solid var(--c-line);
  padding-top: 30px;
  display: grid;
  gap: 20px;
}

.page-home .closing__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 5vw, 2rem);
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: var(--c-cream);
}

.page-home .closing__desc {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--c-silver);
  max-width: 40em;
}

.page-home .closing__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-content: start;
}

/* ---------- 平板 ---------- */
@media (min-width: 700px) {
  .page-home .section {
    padding: 68px 0;
  }

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

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

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

  .page-home .cat-item__link {
    grid-template-columns: 42px minmax(0, 1fr) auto;
    align-items: center;
    gap: 16px;
  }

  .page-home .cat-item__tags {
    display: flex;
    gap: 8px;
    opacity: 0;
    transition: opacity 0.2s ease;
  }

  .page-home .cat-item__tags > span {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.06em;
    padding: 4px 8px;
    border: 1px solid var(--c-line);
    color: var(--c-muted);
    white-space: nowrap;
  }

  .page-home .cat-item__link:hover .cat-item__tags,
  .page-home .cat-item__link:focus-visible .cat-item__tags {
    opacity: 1;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 980px) {
  .page-home .hero {
    padding: 44px 0 68px;
  }

  .page-home .hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: 52px;
    align-items: start;
  }

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

  .page-home .gauge {
    grid-template-columns: 118px minmax(0, 1fr);
    align-items: center;
    gap: 16px;
    padding: 16px 18px;
  }

  .page-home .gauge__num {
    font-size: 3.4rem;
    text-align: right;
  }

  .page-home .cat-map__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 48px;
  }

  .page-home .supply {
    grid-template-columns: minmax(0, 2.1fr) minmax(0, 1fr);
    gap: 30px;
    align-items: start;
  }

  .page-home .warranty {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-home .warranty__scale {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 26px;
    position: relative;
    padding-top: 26px;
  }

  .page-home .warranty__scale::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 5px;
    height: 1px;
    background: var(--home-cream-rule);
  }

  .page-home .warranty__mark {
    border-left: 0;
    padding-left: 0;
    padding-bottom: 0;
    grid-template-columns: minmax(0, 1fr);
    row-gap: 6px;
  }

  .page-home .warranty__dot {
    left: 0;
    top: -26px;
  }

  .page-home .warranty__year {
    font-size: 1rem;
  }

  .page-home .path {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
  }

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

  .page-home .closing {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: 32px;
    align-items: end;
  }

  .page-home .closing__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1200px) {
  .page-home .hero__title {
    font-size: 5.4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .cat-item__link,
  .page-home .cat-item__tags {
    transition: none;
  }
}
<<<END>>>