.page-home {
  font-family: var(--font-body);
  color: var(--text);
  background-color: var(--paper);
  overflow-x: clip;
}

.page-home a:focus-visible,
.page-home button:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: 3px;
}

.home-shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: 20px;
}

@media (min-width: 768px) {
  .home-shell {
    padding-inline: 34px;
  }
}

/* ============ 封面主张区 ============ */
.home-hero {
  position: relative;
  background: var(--ink);
  color: var(--paper);
  padding-block: 26px 60px;
}

.home-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 6px;
  background: repeating-linear-gradient(
    90deg,
    var(--copper) 0 22px,
    var(--ink-deep) 22px 26px,
    var(--cinnabar) 26px 30px,
    var(--ink-deep) 30px 34px
  );
  opacity: 0.85;
}

.home-hero__crumb {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
}

.page-home .home-hero__crumb,
.page-home .home-hero__crumb a {
  color: rgba(247, 242, 231, 0.68);
}

.home-hero__crumb a:hover {
  color: var(--copper-soft);
}

.home-hero__inner {
  display: grid;
  gap: 34px;
  margin-top: 24px;
}

@media (min-width: 960px) {
  .home-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 54px;
    align-items: start;
    margin-top: 34px;
  }
}

.home-hero__eyebrow {
  color: var(--copper-soft);
}

.home-hero__title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2.15rem, 6.4vw, 4rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin: 16px 0 20px;
}

.home-hero__lede {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.85;
  color: rgba(247, 242, 231, 0.84);
  max-width: 34em;
}

.home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.home-hero__ghost {
  border-color: rgba(226, 185, 140, 0.6);
  color: var(--paper);
}

.home-hero__ghost:hover {
  background: rgba(226, 185, 140, 0.14);
}

.home-facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}

@media (min-width: 560px) {
  .home-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .home-facts {
    grid-template-columns: 1fr;
  }
}

.home-hero .ds-fact {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 8px 14px;
  border: 1px solid rgba(226, 185, 140, 0.42);
  border-radius: var(--radius-pill);
  background: rgba(226, 185, 140, 0.07);
}

.home-hero .ds-fact__value {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  letter-spacing: 0.02em;
  color: var(--copper-soft);
}

.home-hero .ds-fact__label {
  font-size: 0.78rem;
  line-height: 1.4;
  color: rgba(247, 242, 231, 0.8);
}

.home-figure {
  margin: 0;
}

.home-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-card);
  object-fit: cover;
}

.home-hero__pic {
  margin-top: 20px;
}

.home-hero__pic img {
  border: 1px solid rgba(226, 185, 140, 0.35);
  aspect-ratio: 4 / 3;
}

/* ============ 章节通用 ============ */
.home-section {
  padding-block: 54px;
}

@media (min-width: 900px) {
  .home-section {
    padding-block: 78px;
  }
}

.home-section--tint {
  background: linear-gradient(180deg, rgba(226, 185, 140, 0.2), rgba(247, 242, 231, 0));
}

.home-sec-head {
  display: grid;
  gap: 4px;
  margin-bottom: 28px;
}

@media (min-width: 900px) {
  .home-sec-head {
    grid-template-columns: 68px minmax(0, 1fr);
    gap: 20px;
    margin-bottom: 36px;
  }
}

.home-sec-head__no {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  color: var(--copper);
  padding-top: 6px;
}

.home-sec-head__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.6vw, 2.3rem);
  line-height: 1.22;
  color: var(--ink);
}

.home-sec-head__sub {
  margin: 10px 0 0;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--muted);
  max-width: 40em;
}

.home-figure--strip {
  margin-bottom: 26px;
}

.home-figure--strip img {
  aspect-ratio: 3 / 2;
}

/* ============ 三张索引卡 ============ */
.home-cards {
  display: grid;
  gap: 18px;
}

@media (min-width: 820px) {
  .home-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }

  .home-cards__item:nth-child(2) {
    margin-top: 24px;
  }

  .home-cards__item:nth-child(3) {
    margin-top: 48px;
  }
}

.home-cards__item {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 22px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  color: inherit;
  text-decoration: none;
  transition: transform 320ms var(--ease), border-color 320ms var(--ease), box-shadow 320ms var(--ease);
}

.home-cards__item:hover,
.home-cards__item:focus-visible {
  transform: translateY(-4px);
  border-color: var(--copper-soft);
  box-shadow: 0 12px 26px rgba(30, 58, 52, 0.1);
}

.home-cards__no {
  align-self: flex-start;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--copper);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--muted);
  transition: color 320ms var(--ease);
}

.home-cards__item:hover .home-cards__no,
.home-cards__item:focus-visible .home-cards__no {
  color: var(--copper);
}

.home-cards__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.18rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
}

.home-cards__text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--muted);
}

.home-cards__go {
  margin-top: auto;
  padding-top: 14px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--cinnabar);
}

/* ============ V3 速览 ============ */
.home-v3 {
  display: grid;
  gap: 26px;
}

@media (min-width: 900px) {
  .home-v3 {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 48px;
    align-items: start;
  }
}

.home-v3__pic img {
  aspect-ratio: 10 / 7;
}

.home-v3__text {
  margin: 0 0 20px;
  font-size: 0.98rem;
  line-height: 1.85;
}

.home-spec {
  margin: 0 0 24px;
  border-top: 1px solid var(--line-soft);
}

.home-spec__row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-soft);
}

.home-spec__k {
  margin: 0;
  font-size: 0.88rem;
  color: var(--muted);
}

.home-spec__v {
  margin: 0;
  max-width: 100%;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--ink);
}

/* ============ 最近更新 ============ */
.home-updates {
  display: grid;
  gap: 30px;
}

@media (min-width: 940px) {
  .home-updates {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 48px;
    align-items: start;
  }
}

.home-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.home-filter .ds-tag {
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.82rem;
}

.home-filter .ds-tag[aria-pressed="true"] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

.home-tl {
  position: relative;
  list-style: none;
  margin: 0 0 26px;
  padding: 0 0 0 28px;
}

.home-tl::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--line);
}

.home-tl__item {
  position: relative;
  padding-bottom: 26px;
}

.home-tl__item::before {
  content: "";
  position: absolute;
  left: -28px;
  top: 6px;
  box-sizing: border-box;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--paper);
  border: 1px solid var(--copper);
  transition: background-color 240ms var(--ease);
}

.home-tl__item.is-lit::before {
  background: var(--copper);
}

.home-tl__meta {
  display: block;
  margin-bottom: 6px;
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--copper);
}

.home-tl__title {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
}

.home-tl__text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--muted);
}

.home-updates__more {
  margin-top: 4px;
}

.home-updates__pic img {
  aspect-ratio: 3 / 2;
}

@media (min-width: 940px) {
  .home-updates__pic {
    position: sticky;
    top: 96px;
  }
}

/* ============ 高频问答 ============ */
.home-faq {
  display: grid;
  gap: 12px;
  max-width: 880px;
}

.home-faq .ds-fold {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
}

.home-faq .ds-fold__trigger {
  width: 100%;
  font-family: var(--font-head);
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
  text-align: left;
}

.home-faq .ds-fold__panel p {
  margin: 0 0 10px;
  font-size: 0.93rem;
  line-height: 1.85;
  color: var(--text);
}

.home-faq .ds-fold__panel p:last-child {
  margin-bottom: 0;
}

.home-faq .ds-fold__panel a {
  color: var(--cinnabar);
}

.home-faq__more {
  margin: 22px 0 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--muted);
}

.home-faq__more a {
  color: var(--cinnabar);
}

/* ============ 服务与联系 ============ */
.home-contact {
  position: relative;
  overflow: hidden;
  padding: 32px 22px;
  background: var(--ink-deep);
  border-radius: var(--radius-sign);
  color: var(--paper);
}

.home-contact::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--copper), var(--cinnabar));
}

@media (min-width: 900px) {
  .home-contact {
    padding: 46px 42px;
  }
}

.home-contact__grid {
  display: grid;
  gap: 30px;
}

@media (min-width: 900px) {
  .home-contact__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 52px;
    align-items: start;
  }
}

.home-contact__eyebrow {
  margin: 0;
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--copper-soft);
}

.home-contact__title {
  margin: 12px 0 16px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.4vw, 2.1rem);
  line-height: 1.28;
  color: var(--paper);
}

.home-contact__text {
  margin: 0 0 12px;
  font-size: 0.94rem;
  line-height: 1.85;
  color: rgba(247, 242, 231, 0.82);
}

.home-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.home-contact .ds-btn--ghost {
  border-color: rgba(226, 185, 140, 0.55);
  color: var(--paper);
}

.home-contact .ds-btn--ghost:hover {
  background: rgba(226, 185, 140, 0.16);
}

.home-contacts {
  list-style: none;
  margin: 0;
  padding: 0;
}

.home-contacts__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 5px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(226, 185, 140, 0.22);
}

@media (min-width: 560px) {
  .home-contacts__row {
    grid-template-columns: 78px minmax(0, 1fr) auto;
    align-items: center;
    gap: 12px;
  }
}

.home-contacts__k {
  font-size: 0.82rem;
  color: rgba(247, 242, 231, 0.6);
}

.home-contacts__v {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

.home-contacts .ds-copy {
  justify-self: start;
  padding: 4px 11px;
  border: 1px solid rgba(226, 185, 140, 0.5);
  border-radius: var(--radius-pill);
  background: transparent;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--copper-soft);
  cursor: pointer;
  transition: background-color 240ms var(--ease);
}

.home-contacts .ds-copy:hover {
  background: rgba(226, 185, 140, 0.16);
}

@media (min-width: 560px) {
  .home-contacts .ds-copy {
    justify-self: end;
  }
}

.home-contact__foot {
  margin: 26px 0 0;
  font-size: 0.82rem;
  line-height: 1.8;
  color: rgba(247, 242, 231, 0.6);
}

.home-contact__foot a {
  color: var(--copper-soft);
}
<<<END>>>