.page-home {
  --home-rail-w: 88px;
  --home-line: var(--line);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
}

.page-home .home-layout {
  display: flex;
  flex-direction: column;
}

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

/* ---------- 页内索引条 ---------- */
.page-home .home-rail {
  background: var(--paper-deep);
  border-bottom: 1px solid var(--line);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

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

.page-home .home-rail__list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 10px var(--gutter);
  list-style: none;
}

.page-home .home-rail__item {
  flex: 0 0 auto;
}

.page-home .home-rail__link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 11px;
  border: 1px solid var(--line);
  background: var(--white);
  color: var(--ink);
  font-size: 13px;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-home .home-rail__link:hover,
.page-home .home-rail__link:focus-visible {
  border-color: var(--cyan);
  background: var(--white);
}

.page-home .home-rail__link[aria-current="true"] {
  border-color: var(--cyan);
  box-shadow: inset 0 -2px 0 var(--cyan);
}

.page-home .home-rail__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--orange);
}

/* ---------- 通用小标与标题 ---------- */
.page-home .home-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--stone);
}

.page-home .home-kicker__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 26px;
  height: 20px;
  padding: 0 5px;
  background: var(--orange);
  color: var(--white);
  font-size: 11px;
  letter-spacing: .02em;
}

.page-home .home-kicker--light {
  color: rgba(247, 244, 236, .72);
}

.page-home .home-h2 {
  margin: 14px 0 0;
  font-size: clamp(1.6rem, 4.2vw, 2.5rem);
  line-height: 1.12;
  letter-spacing: -.03em;
  font-weight: 800;
  color: var(--ink);
}

.page-home .home-h2--light {
  color: var(--paper);
}

.page-home .home-section-head__note {
  margin: 14px 0 0;
  max-width: 620px;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--stone);
}

/* ---------- 01 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  overflow: hidden;
  padding: 30px var(--gutter) 42px;
  border-bottom: 1px solid var(--line);
}

.page-home .home-hero__bg {
  position: absolute;
  top: 0;
  right: 0;
  width: 68%;
  max-width: 720px;
  opacity: .16;
  pointer-events: none;
  z-index: 0;
}

.page-home .home-hero__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: grayscale(40%) contrast(1.05);
}

.page-home .home-hero__content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.page-home .home-hero__title {
  margin: 18px 0 0;
  font-size: clamp(2.4rem, 10.5vw, 5.4rem);
  line-height: .96;
  letter-spacing: -.045em;
  font-weight: 900;
  color: var(--ink);
}

.page-home .home-hero__sub {
  margin: 22px 0 0;
  max-width: 600px;
  font-size: clamp(1rem, 1.1vw, 1.0625rem);
  line-height: 1.78;
  color: var(--stone);
}

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

.page-home .home-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 34px;
  margin: 34px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.page-home .home-stat {
  min-width: 92px;
}

.page-home .home-stat dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--stone);
}

.page-home .home-stat dd {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(1.35rem, 3.4vw, 1.85rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--ink);
}

.page-home .home-stat__unit {
  margin-left: 3px;
  font-size: 12px;
  font-weight: 500;
  color: var(--stone);
}

.page-home .home-stat:nth-child(2) dd {
  color: var(--clay);
}

.page-home .home-stat:nth-child(3) dd {
  font-size: clamp(1rem, 2.4vw, 1.2rem);
  color: var(--ink);
  letter-spacing: .01em;
}

/* ---------- 02 双维定位 ---------- */
.page-home .home-dual {
  padding: clamp(44px, 7vw, 78px) var(--gutter);
  border-bottom: 1px solid var(--line);
}

.page-home .home-dual__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 30px;
}

.page-home .home-dual__media {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--white);
  padding: 10px;
  box-shadow: var(--shadow);
}

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

.page-home .home-dual__cap {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.6;
  letter-spacing: .04em;
  color: var(--stone);
}

.page-home .home-dual__text {
  margin: 0;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--stone);
}

.page-home .home-dual__points {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-home .home-dual__point {
  display: flex;
  gap: 12px;
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--ink);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-home .home-dual__dot {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  margin-top: 8px;
  background: var(--cyan);
}

.page-home .home-dual__point:nth-child(2) .home-dual__dot {
  background: var(--clay);
}

.page-home .home-dual__point:nth-child(3) .home-dual__dot {
  background: var(--moss);
}

.page-home .home-dual__note {
  margin: 22px 0 0;
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--ink);
  padding-left: 14px;
  border-left: 2px solid var(--orange);
}

.page-home .home-dual__body .btn {
  margin-top: 20px;
}

/* ---------- 03 服务清单 ---------- */
.page-home .home-service {
  position: relative;
  margin: 0 var(--gutter);
  padding: clamp(34px, 5.5vw, 60px) clamp(20px, 3.4vw, 44px);
  background: var(--ink);
  color: var(--paper);
  overflow: hidden;
}

.page-home .home-service::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(90deg, rgba(247, 244, 236, .05) 0 1px, transparent 1px 14px);
  pointer-events: none;
}

.page-home .home-service__head,
.page-home .home-service__grid {
  position: relative;
  z-index: 1;
}

.page-home .home-service__intro {
  margin: 16px 0 0;
  max-width: 640px;
  font-size: .9375rem;
  line-height: 1.78;
  color: rgba(247, 244, 236, .74);
}

.page-home .home-service__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 30px;
}

.page-home .home-service__tabs .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  border-bottom: 1px solid var(--line-dark);
  padding-bottom: 12px;
}

.page-home .home-service__tabs .tabs__tab {
  padding: 9px 16px;
  border: 1px solid var(--line-dark);
  background: transparent;
  color: rgba(247, 244, 236, .76);
  font-family: var(--font-sans);
  font-size: .875rem;
  font-weight: 500;
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-home .home-service__tabs .tabs__tab:hover,
.page-home .home-service__tabs .tabs__tab:focus-visible {
  border-color: var(--cyan);
  color: var(--paper);
}

.page-home .home-service__tabs .tabs__tab[aria-selected="true"] {
  border-color: var(--cyan);
  background: rgba(0, 194, 168, .14);
  color: var(--paper);
  box-shadow: inset 0 -2px 0 var(--cyan);
}

.page-home .home-service__panel {
  padding: 20px 0 0;
}

.page-home .home-service__panel p {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.78;
  color: rgba(247, 244, 236, .82);
}

.page-home .home-service__list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-home .home-service__list li {
  position: relative;
  padding-left: 18px;
  font-size: .875rem;
  line-height: 1.6;
  color: var(--paper);
}

.page-home .home-service__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 1px;
  background: var(--cyan);
}

.page-home .home-service__cta {
  margin-top: 24px;
}

.page-home .home-service__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-dark);
  padding: 10px;
  background: rgba(247, 244, 236, .04);
}

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

.page-home .home-service__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 12px 0 0;
  padding: 7px 12px;
  background: rgba(255, 107, 53, .14);
  border: 1px solid var(--orange);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--paper);
}

.page-home .home-service__badge-dot {
  width: 7px;
  height: 7px;
  background: var(--orange);
  border-radius: 50%;
}

/* ---------- 04 内容目录 Bento ---------- */
.page-home .home-catalog {
  padding: clamp(44px, 7vw, 78px) var(--gutter);
}

.page-home .home-bento {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 30px;
}

.page-home .home-bento__item {
  position: relative;
  padding: 22px 20px;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-home .home-bento__item:hover {
  border-color: var(--cyan);
  box-shadow: var(--shadow-lift);
}

.page-home .home-bento__item--feature {
  padding: 0;
  overflow: hidden;
  border-color: var(--line-strong);
}

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

.page-home .home-bento__feature-body {
  padding: 20px;
  background: var(--paper-deep);
  border-top: 1px solid var(--line);
}

.page-home .home-bento__num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--orange);
  border: 1px solid var(--line);
  padding: 2px 7px;
  background: var(--paper);
}

.page-home .home-bento__title {
  margin: 14px 0 0;
  font-size: 1.1875rem;
  line-height: 1.3;
  letter-spacing: -.02em;
  font-weight: 700;
  color: var(--ink);
}

.page-home .home-bento__text {
  margin: 10px 0 0;
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--stone);
}

.page-home .home-bento__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 16px 0 0;
}

/* ---------- 05 跨设备记录 ---------- */
.page-home .home-record {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  padding: clamp(40px, 6.5vw, 72px) var(--gutter);
  background: var(--paper-deep);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-home .home-record__text {
  margin: 16px 0 0;
  max-width: 560px;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--stone);
}

.page-home .home-record__list {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-home .home-record__list li {
  position: relative;
  padding-left: 22px;
  font-size: .9375rem;
  line-height: 1.6;
  color: var(--ink);
}

.page-home .home-record__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 10px;
  height: 10px;
  border: 1px solid var(--cyan);
  background: rgba(0, 194, 168, .18);
}

.page-home .home-record__body .btn {
  margin-top: 26px;
}

.page-home .home-record__panel {
  background: var(--ink-deep);
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-lift);
}

.page-home .home-record__bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line-dark);
}

.page-home .home-record__bar-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(247, 244, 236, .28);
}

.page-home .home-record__bar-dot:first-child {
  background: var(--orange);
}

.page-home .home-record__bar-title {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: rgba(247, 244, 236, .6);
}

.page-home .home-record__rows {
  margin: 0;
  padding: 8px;
  list-style: none;
  display: grid;
  gap: 4px;
}

.page-home .home-record__row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 12px;
  border: 1px solid transparent;
  font-size: .875rem;
  color: rgba(247, 244, 236, .72);
}

.page-home .home-record__row--active {
  border-color: var(--cyan);
  background: rgba(0, 194, 168, .1);
  color: var(--paper);
}

.page-home .home-record__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--orange);
}

.page-home .home-record__name {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.page-home .home-record__meta {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .06em;
  color: rgba(247, 244, 236, .5);
}

/* ---------- 06 更新与观察 ---------- */
.page-home .home-updates {
  padding: clamp(44px, 7vw, 78px) var(--gutter);
}

.page-home .home-timeline {
  margin: 30px 0 0;
  padding: 0 0 0 22px;
  list-style: none;
  border-left: 1px solid var(--line-strong);
  display: grid;
  gap: 24px;
}

.page-home .home-timeline__item {
  position: relative;
}

.page-home .home-timeline__item::before {
  content: "";
  position: absolute;
  left: -28px;
  top: 6px;
  width: 11px;
  height: 11px;
  background: var(--paper);
  border: 1px solid var(--clay);
}

.page-home .home-timeline__item:nth-child(2n)::before {
  border-color: var(--cyan);
}

.page-home .home-timeline__when {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--stone);
  border-bottom: 1px solid var(--line);
  padding-bottom: 3px;
}

.page-home .home-timeline__title {
  margin: 10px 0 0;
  font-size: 1.0625rem;
  line-height: 1.35;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-home .home-timeline__text {
  margin: 8px 0 0;
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--stone);
  max-width: 640px;
}

.page-home .home-updates .btn {
  margin-top: 30px;
}

/* ---------- 07 联系 ---------- */
.page-home .home-contact {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin: 0 var(--gutter) clamp(40px, 6vw, 72px);
  padding: clamp(30px, 5vw, 52px) clamp(20px, 3.4vw, 44px);
  background: var(--ink-deep);
  border-top: 3px solid var(--cyan);
}

.page-home .home-contact__text {
  margin: 16px 0 0;
  max-width: 560px;
  font-size: .9375rem;
  line-height: 1.8;
  color: rgba(247, 244, 236, .74);
}

.page-home .home-contact__lead .btn {
  margin-top: 24px;
}

.page-home .home-contact__channels {
  display: grid;
  gap: 0;
  align-content: start;
  border-top: 1px solid var(--line-dark);
}

.page-home .home-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 16px;
  margin: 0;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-dark);
}

.page-home .home-contact__label {
  flex: 0 0 74px;
  font-size: 12px;
  letter-spacing: .06em;
  color: rgba(247, 244, 236, .55);
}

.page-home .home-contact__value {
  font-size: .875rem;
  color: var(--paper);
  word-break: break-all;
}

.page-home .home-contact__row:first-child .home-contact__value {
  color: var(--cyan-soft);
}

/* ---------- 固定回索引 ---------- */
.page-home .home-return {
  position: fixed;
  right: 14px;
  bottom: 14px;
  z-index: 40;
  display: inline-flex;
  align-items: center;
  padding: 9px 13px;
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--cyan);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-decoration: none;
  box-shadow: var(--shadow-lift);
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-home .home-return:hover,
.page-home .home-return:focus-visible {
  background: var(--cyan);
  color: var(--ink-deep);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-home .home-bento {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .home-bento__item--feature {
    grid-column: 1 / -1;
  }

  .page-home .home-service__tabs .tabs__list {
    flex-wrap: nowrap;
  }
}

@media (min-width: 900px) {
  .page-home .home-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) var(--home-rail-w);
    grid-template-rows: auto;
    column-gap: 40px;
    align-items: start;
    max-width: var(--shell);
    margin: 0 auto;
    padding: 0 var(--gutter);
  }

  .page-home .home-rail {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: 92px;
    background: transparent;
    border-bottom: 0;
    overflow: visible;
    padding-top: 34px;
  }

  .page-home .home-rail__head {
    display: block;
    margin: 0 0 12px;
    padding-left: 8px;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: .18em;
    color: var(--stone);
    border-bottom: 1px solid var(--line);
    padding-bottom: 8px;
  }

  .page-home .home-rail__list {
    flex-direction: column;
    gap: 2px;
    padding: 0;
  }

  .page-home .home-rail__link {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 10px 10px 10px 12px;
    background: transparent;
    border: 0;
    border-left: 2px solid var(--line);
    white-space: normal;
    font-size: 12px;
    line-height: 1.35;
  }

  .page-home .home-rail__link:hover,
  .page-home .home-rail__link:focus-visible {
    border-left-color: var(--moss);
    background: rgba(27, 42, 74, .04);
  }

  .page-home .home-rail__link[aria-current="true"] {
    border-left-color: var(--cyan);
    background: rgba(0, 194, 168, .1);
    box-shadow: none;
  }

  .page-home .home-layout__body {
    grid-column: 1;
    grid-row: 1;
    border-right: 1px solid var(--line);
    padding-right: 0;
  }

  .page-home .home-hero {
    padding: 48px 44px 56px 0;
  }

  .page-home .home-hero__bg {
    width: 54%;
    opacity: .2;
  }

  .page-home .home-dual,
  .page-home .home-catalog,
  .page-home .home-updates,
  .page-home .home-record {
    padding-left: 0;
    padding-right: 40px;
  }

  .page-home .home-dual__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 36px;
    align-items: start;
  }

  .page-home .home-service {
    margin-left: 0;
    margin-right: 40px;
  }

  .page-home .home-service__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 36px;
    align-items: start;
  }

  .page-home .home-bento {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    grid-auto-rows: minmax(132px, auto);
    gap: 16px;
  }

  .page-home .home-bento__item--feature {
    grid-column: 1 / 4;
    grid-row: 1 / 3;
    display: flex;
    flex-direction: column;
  }

  .page-home .home-bento__item--feature .home-bento__img {
    flex: 1 1 auto;
    height: 100%;
    min-height: 180px;
  }

  .page-home .home-bento__item:nth-child(2) {
    grid-column: 4 / 7;
    grid-row: 1 / 2;
  }

  .page-home .home-bento__item:nth-child(3) {
    grid-column: 4 / 7;
    grid-row: 2 / 3;
  }

  .page-home .home-bento__item:nth-child(4) {
    grid-column: 1 / 3;
    grid-row: 3 / 4;
  }

  .page-home .home-bento__item:nth-child(5) {
    grid-column: 3 / 5;
    grid-row: 3 / 4;
  }

  .page-home .home-bento__item:nth-child(6) {
    grid-column: 5 / 7;
    grid-row: 3 / 4;
  }

  .page-home .home-record {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 40px;
    align-items: start;
    padding-left: 32px;
    margin-left: 0;
  }

  .page-home .home-timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 26px 34px;
    border-left: 0;
    padding-left: 0;
  }

  .page-home .home-timeline__item {
    border-left: 1px solid var(--line-strong);
    padding-left: 20px;
  }

  .page-home .home-timeline__item::before {
    left: -6px;
    top: 7px;
  }

  .page-home .home-contact {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 44px;
    margin-left: 0;
    margin-right: 40px;
  }
}

@media (min-width: 1180px) {
  .page-home .home-hero {
    padding-top: 56px;
  }

  .page-home .home-hero__title {
    font-size: clamp(4rem, 6.2vw, 5.4rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-rail__link,
  .page-home .home-bento__item,
  .page-home .home-return,
  .page-home .home-service__tabs .tabs__tab {
    transition: none;
  }
}
<<<END>>>