.page-home {
  --home-pad: clamp(3.25rem, 8vw, 6.5rem);
  background: var(--paper);
  color: var(--on-light);
  font-family: var(--font-sans);
}

.page-home .textlink {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid var(--copper);
  padding-bottom: 1px;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.page-home .textlink:hover,
.page-home .textlink:focus-visible {
  color: var(--copper);
  border-color: var(--copper-light);
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  background:
    radial-gradient(90% 70% at 88% -12%, rgba(192, 138, 46, .22), transparent 62%),
    var(--ink);
  color: var(--on-dark);
  padding: clamp(1.25rem, 3vw, 2rem) 0 clamp(2.5rem, 6vw, 4.25rem);
  overflow: hidden;
}
.page-home .hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--copper), transparent);
  opacity: .6;
}
.page-home .hero__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
  padding-top: clamp(1rem, 3vw, 2rem);
}
@media (min-width: 940px) {
  .page-home .hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }
}
.page-home .hero__intro {
  display: flex;
  flex-direction: column;
  gap: .9rem;
}
.page-home .hero__title {
  margin: 0;
  font-size: var(--fs-hero);
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.06;
  max-width: 17ch;
}
.page-home .hero__lead {
  margin: 0;
  max-width: 46ch;
  color: var(--on-dark-dim);
  font-size: var(--fs-body);
  line-height: 1.85;
}
.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: .4rem;
}
.page-home .hero__figure {
  margin: 0;
}
.page-home .media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 章节卡 ---------- */
.page-home .chapters {
  display: grid;
  gap: .85rem;
  margin-top: clamp(2rem, 5vw, 3.25rem);
}
@media (min-width: 680px) {
  .page-home .chapters {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (min-width: 1060px) {
  .page-home .chapters {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}
.page-home .chapter {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: .55rem;
  padding: 1.15rem 1.1rem 1.4rem;
  background: rgba(23, 41, 61, .92);
  border: 1px solid var(--steel);
  box-shadow: 6px 6px 0 rgba(192, 138, 46, .16);
  color: var(--on-dark);
  text-decoration: none;
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.page-home .chapter::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--copper);
  transition: width .3s var(--ease);
}
.page-home .chapter:hover,
.page-home .chapter:focus-visible {
  transform: translateY(-4px);
  border-color: var(--copper);
  box-shadow: 8px 10px 0 rgba(192, 138, 46, .22);
}
.page-home .chapter:hover::after,
.page-home .chapter:focus-visible::after {
  width: 100%;
}
.page-home .chapter__no {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: .16em;
  color: var(--copper-light);
}
.page-home .chapter__title {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -.01em;
}
.page-home .chapter__desc {
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--on-dark-dim);
}
.page-home .chapter__go {
  margin-top: auto;
  padding-top: .6rem;
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: .1em;
  color: var(--copper-light);
}

/* ---------- 行业窄条 ---------- */
.page-home .tagstrip {
  display: flex;
  flex-direction: column;
  gap: .6rem;
  margin-top: clamp(1.75rem, 4vw, 2.75rem);
}
.page-home .tagstrip__list {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-home .tagstrip__list .tag {
  font-size: var(--fs-xs);
}

/* ---------- 通用章节头 ---------- */
.page-home .sec-head {
  display: flex;
  flex-direction: column;
  gap: .7rem;
  max-width: 62ch;
  margin-bottom: clamp(1.5rem, 3.5vw, 2.5rem);
}
.page-home .sec-head h2 {
  margin: 0;
  font-size: var(--fs-h2);
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.1;
}
.page-home .sec-head p {
  margin: 0;
  color: var(--stone);
  line-height: 1.85;
}

/* ---------- 六条产品线 ---------- */
.page-home .lines {
  background: var(--paper);
  padding: var(--home-pad) 0;
}
.page-home .lines__list {
  border-top: 1px solid var(--paper-2);
}
.page-home .linecard {
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas:
    "no name arrow"
    "duty duty duty"
    "count count count";
  gap: .4rem .7rem;
  padding: 1.05rem .25rem 1.15rem;
  border-bottom: 1px solid var(--paper-2);
  color: inherit;
  text-decoration: none;
  transition: background .25s var(--ease), padding-left .25s var(--ease);
}
.page-home .linecard__no {
  grid-area: no;
  padding-top: .3rem;
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: .14em;
  color: var(--copper);
}
.page-home .linecard__name {
  grid-area: name;
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -.01em;
}
.page-home .linecard__duty {
  grid-area: duty;
  font-size: var(--fs-sm);
  line-height: 1.7;
  color: var(--stone);
}
.page-home .linecard__count {
  grid-area: count;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .06em;
  color: var(--cool);
}
.page-home .linecard__count b {
  font-size: 1rem;
  color: var(--copper);
}
.page-home .linecard__arrow {
  grid-area: arrow;
  align-self: center;
  font-size: 1rem;
  color: var(--copper);
}
.page-home .linecard:hover,
.page-home .linecard:focus-visible {
  background: rgba(192, 138, 46, .08);
  padding-left: 1rem;
}
@media (min-width: 880px) {
  .page-home .linecard {
    grid-template-columns: 5rem minmax(0, .9fr) minmax(0, 1.6fr) 8.5rem 1.5rem;
    grid-template-areas: "no name duty count arrow";
    align-items: center;
    padding: 1.3rem .9rem;
  }
  .page-home .linecard__no {
    padding-top: 0;
  }
}

/* ---------- 案例阵列 ---------- */
.page-home .cases {
  position: relative;
  background: var(--ink-2);
  color: var(--on-dark);
  padding: var(--home-pad) 0;
  overflow: hidden;
}
.page-home .cases__head {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  max-width: 64ch;
  margin-bottom: clamp(1.75rem, 4vw, 2.75rem);
}
.page-home .cases__head h2 {
  margin: 0;
  font-size: var(--fs-h2);
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.1;
}
.page-home .cases__head p {
  margin: 0;
  color: var(--on-dark-dim);
  line-height: 1.85;
}
.page-home .cases__rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(248px, 82%);
  gap: .9rem;
  overflow-x: auto;
  padding: .25rem var(--gutter) 1.5rem max(var(--gutter), calc((100vw - var(--page-max)) / 2));
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
@media (min-width: 1000px) {
  .page-home .cases__rail {
    grid-auto-flow: row;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.1rem;
    overflow: visible;
    padding-right: 0;
  }
}
.page-home .casecard {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  padding: 1rem 1rem 1.15rem;
  background: var(--ink);
  border: 1px solid var(--steel);
  scroll-snap-align: start;
  transition: border-color .25s var(--ease), transform .25s var(--ease);
}
.page-home .casecard:hover {
  border-color: var(--copper);
  transform: translateY(-3px);
}
.page-home .casecard__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .5rem;
}
.page-home .casecard__no {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: .14em;
  color: var(--copper-light);
}
.page-home .casecard__media {
  margin: 0;
}
.page-home .casecard h3 {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--on-dark);
}
.page-home .casecard__duty {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--on-dark-dim);
}
.page-home .casecard__result {
  margin: auto 0 0;
  padding-top: .75rem;
  border-top: 1px dashed rgba(192, 138, 46, .45);
  display: flex;
  flex-direction: column;
  gap: .2rem;
}
.page-home .casecard__result span {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: .12em;
  color: var(--cool);
}
.page-home .casecard__result strong {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--copper-light);
}

/* ---------- 服务与交付 ---------- */
.page-home .service {
  background: var(--paper);
  padding: var(--home-pad) 0;
}
.page-home .stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-bottom: clamp(2rem, 5vw, 3.25rem);
  border: 1px solid var(--paper-2);
  background: var(--paper-2);
}
@media (min-width: 820px) {
  .page-home .stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}
.page-home .stat {
  display: flex;
  flex-direction: column;
  gap: .3rem;
  padding: 1.1rem 1rem 1.2rem;
  background: var(--paper);
}
.page-home .stat__num {
  font-family: var(--font-mono);
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: -.02em;
  color: var(--copper);
}
.page-home .stat__label {
  font-size: var(--fs-xs);
  letter-spacing: .04em;
  color: var(--stone);
}
.page-home .service__grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
}
@media (min-width: 880px) {
  .page-home .service__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
.page-home .svc h3 {
  margin: 0 0 .9rem;
  font-size: var(--fs-h3);
  font-weight: 800;
  letter-spacing: -.02em;
}
.page-home .svc__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--paper-2);
}
.page-home .svc__item {
  display: grid;
  grid-template-columns: 6.25rem minmax(0, 1fr);
  gap: .35rem .9rem;
  padding: .9rem 0;
  border-bottom: 1px solid var(--paper-2);
  font-size: var(--fs-sm);
  line-height: 1.75;
}
.page-home .svc__key {
  padding-top: .15rem;
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: .1em;
  color: var(--copper);
}
.page-home .svc__val {
  color: var(--on-light);
}
.page-home .trustnote {
  margin: clamp(2rem, 4vw, 2.75rem) 0 0;
  padding-top: 1.1rem;
  border-top: 2px solid var(--copper);
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--stone);
}

/* ---------- 资料与问答 ---------- */
.page-home .assets {
  background: var(--ink);
  color: var(--on-dark);
  padding: var(--home-pad) 0;
}
.page-home .assets__grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: center;
}
@media (min-width: 900px) {
  .page-home .assets__grid {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  }
}
.page-home .assets__figure {
  margin: 0;
}
.page-home .assets__body h2 {
  margin: .55rem 0 .85rem;
  font-size: var(--fs-h2);
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.12;
}
.page-home .assets__body p {
  margin: 0;
  color: var(--on-dark-dim);
  line-height: 1.85;
}
.page-home .asset-entries {
  display: grid;
  gap: .75rem;
  margin-top: 1.5rem;
}
.page-home .asset-entry {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: .2rem .75rem;
  padding: 1rem 1.1rem;
  background: var(--ink-2);
  border: 1px solid var(--steel);
  color: var(--on-dark);
  text-decoration: none;
  transition: border-color .25s var(--ease), transform .25s var(--ease);
}
.page-home .asset-entry:hover,
.page-home .asset-entry:focus-visible {
  border-color: var(--copper);
  transform: translateX(4px);
}
.page-home .asset-entry__key {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: .14em;
  color: var(--copper-light);
}
.page-home .asset-entry__val {
  grid-column: 1;
  font-size: var(--fs-sm);
  line-height: 1.7;
  color: var(--on-dark-dim);
}
.page-home .asset-entry__arrow {
  grid-column: 2;
  grid-row: 1 / span 2;
  font-size: 1rem;
  color: var(--copper);
}

/* ---------- 右侧点阵索引 ---------- */
.page-home .dotindex {
  display: none;
}
@media (min-width: 1280px) {
  .page-home .dotindex {
    display: flex;
    flex-direction: column;
    gap: .1rem;
    position: fixed;
    right: 1.1rem;
    top: 50%;
    transform: translateY(-50%);
    z-index: 20;
    padding: .5rem .45rem;
    background: rgba(14, 27, 44, .88);
    border: 1px solid var(--steel);
  }
  .page-home .dotindex__item {
    display: flex;
    align-items: center;
    gap: .45rem;
    padding: .3rem .25rem;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: .1em;
    color: var(--cool);
    text-decoration: none;
    transition: color .2s var(--ease);
  }
  .page-home .dotindex__dot {
    width: 5px;
    height: 5px;
    background: currentColor;
    transition: background .2s var(--ease);
  }
  .page-home .dotindex__item:hover,
  .page-home .dotindex__item:focus-visible {
    color: var(--copper-light);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .chapter,
  .page-home .chapter::after,
  .page-home .linecard,
  .page-home .casecard,
  .page-home .asset-entry {
    transition: none;
  }
  .page-home .chapter:hover,
  .page-home .casecard:hover,
  .page-home .asset-entry:hover {
    transform: none;
  }
}
<<<END>>>