.page-home {
  --home-rail-w: 112px;
  --home-pad: clamp(18px, 3.4vw, 40px);
  --home-gap: 24px;
  display: block;
  background: var(--ink);
  color: var(--paper);
  overflow-x: hidden;
}

.page-home .home-shell {
  max-width: var(--frame-max);
  margin: 0 auto;
  padding: 0 var(--home-pad) clamp(56px, 8vw, 104px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}

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

/* ---------- 右侧状态带 ---------- */
.page-home .home-rail {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 14px 0 0;
  border-bottom: 1px solid var(--grid);
  scrollbar-width: none;
}

.page-home .home-rail::-webkit-scrollbar {
  display: none;
}

.page-home .home-rail__caption {
  display: none;
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--mist);
}

.page-home .home-rail .status-rail__item {
  display: flex;
  align-items: baseline;
  gap: 6px;
  flex: 0 0 auto;
  padding: 8px 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .home-rail .status-rail__item:hover,
.page-home .home-rail .status-rail__item:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--signal);
}

.page-home .home-rail .status-rail__item.is-active {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-home .home-rail__num {
  font-size: 10px;
  opacity: 0.7;
}

/* ---------- 封面 ---------- */
.page-home .cover {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
  padding: clamp(28px, 4vw, 52px) 0 clamp(28px, 4vw, 48px);
  border-bottom: 1px solid var(--grid);
}

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

.page-home .cover__title {
  margin: 14px 0 20px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(44px, 8.4vw, 104px);
  line-height: 0.94;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-home .cover__title em {
  display: block;
  font-style: normal;
  color: var(--signal);
}

.page-home .cover__lead {
  max-width: 46ch;
  margin: 0 0 26px;
  color: var(--mist-strong);
}

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

.page-home .cover__visual {
  position: relative;
  margin: 0;
  border: 1px solid var(--grid);
  background: var(--panel);
  align-self: start;
}

.page-home .cover__visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 5;
}

.page-home .cover__caption {
  display: block;
  padding: 9px 12px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--mist);
  border-top: 1px solid var(--grid);
}

.page-home .cover__status {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--grid);
  border-left: 1px solid var(--grid);
}

.page-home .cover__stat {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 14px 12px 16px;
  border-right: 1px solid var(--grid);
  border-bottom: 1px solid var(--grid);
}

.page-home .cover__stat-k {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-home .cover__stat-v {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1;
  color: var(--paper);
}

.page-home .cover__index {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--grid);
  border: 1px solid var(--grid);
}

.page-home .idx-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 15px 13px 17px;
  background: var(--panel);
  color: var(--paper);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-home .idx-card:hover,
.page-home .idx-card:focus-visible {
  border-bottom-color: var(--signal);
  box-shadow: inset 0 0 0 1px var(--signal);
}

.page-home .idx-card__num {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--signal);
}

.page-home .idx-card__title {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 15px;
  line-height: 1.4;
}

.page-home .idx-card__note {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--mist);
}

/* ---------- 通用章节 ---------- */
.page-home .section {
  padding: clamp(40px, 6vw, 76px) 0 0;
  margin-top: clamp(40px, 6vw, 76px);
  border-top: 1px solid var(--grid);
}

.page-home .section__head {
  max-width: 62ch;
  margin-bottom: clamp(24px, 3vw, 36px);
}

.page-home .section__title {
  margin: 12px 0 14px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-h2);
  line-height: 1.08;
  color: var(--paper);
}

.page-home .section__lead {
  margin: 0;
  font-size: var(--step-body);
  line-height: 1.75;
  color: var(--mist-strong);
}

/* ---------- 三条业务线 ---------- */
.page-home .lines__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--grid);
  border: 1px solid var(--grid);
}

.page-home .line {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--panel);
}

.page-home .line__num {
  align-self: flex-start;
  padding: 3px 7px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink);
  background: var(--signal);
}

.page-home .line__title {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--step-h3);
  line-height: 1.32;
  color: var(--paper);
}

.page-home .line__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist-strong);
}

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

.page-home .line__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--mist);
}

.page-home .line__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 1px;
  background: var(--cyan);
}

.page-home .line__link {
  margin-top: auto;
  padding-top: 6px;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--grid-strong);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-home .line__link:hover,
.page-home .line__link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--signal);
}

.page-home .lines__figure {
  margin: var(--home-gap) 0 0;
  border: 1px solid var(--grid);
  background: var(--panel);
}

.page-home .lines__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-home .lines__caption {
  display: block;
  padding: 9px 12px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--mist);
  border-top: 1px solid var(--grid);
}

/* ---------- 环境清单 ---------- */
.page-home .matrix__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
}

.page-home .matrix__col {
  border-top: 2px solid var(--signal);
  background: var(--panel);
}

.page-home .matrix__col-title {
  margin: 0;
  padding: 10px 14px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--paper);
  border-bottom: 1px solid var(--grid);
}

.page-home .matrix__list {
  margin: 0;
  padding: 0 14px 8px;
  list-style: none;
  counter-reset: none;
}

.page-home .matrix__row {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  align-items: baseline;
  gap: 10px;
  padding: 11px 0;
  border-bottom: 1px solid var(--grid);
  transition: background var(--dur) var(--ease);
}

.page-home .matrix__row:last-child {
  border-bottom: 0;
}

.page-home .matrix__row:hover {
  background: rgba(50, 240, 207, 0.05);
}

.page-home .matrix__i {
  font-size: 11.5px;
  color: var(--cyan);
}

.page-home .matrix__k {
  font-size: 15px;
  color: var(--mist-strong);
}

.page-home .matrix__figure {
  margin: var(--home-gap) 0 0;
  border: 1px solid var(--grid);
  background: var(--panel);
}

.page-home .matrix__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

.page-home .matrix__caption {
  display: block;
  padding: 9px 12px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--mist);
  border-top: 1px solid var(--grid);
}

.page-home .matrix__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 18px;
}

.page-home .matrix__note {
  margin: 0;
  max-width: 52ch;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 更新节奏 ---------- */
.page-home .cadence__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
  align-items: start;
}

.page-home .cadence__figure {
  margin: 0;
  border: 1px solid var(--grid);
  background: var(--panel);
}

.page-home .cadence__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 25 / 16;
  object-fit: cover;
}

.page-home .cadence__caption {
  display: block;
  padding: 9px 12px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--mist);
  border-top: 1px solid var(--grid);
}

.page-home .cadence__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--grid);
}

.page-home .cadence__item {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--grid);
}

.page-home .cadence__k {
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--signal);
}

.page-home .cadence__v {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mist-strong);
}

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

/* ---------- 联系与反馈 ---------- */
.page-home .reach__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--grid);
  border: 1px solid var(--grid);
}

.page-home .reach__card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 16px 20px;
  background: var(--panel);
  color: var(--paper);
  text-decoration: none;
}

.page-home .reach__card--link {
  border-left: 2px solid var(--signal);
  transition: box-shadow var(--dur) var(--ease);
}

.page-home .reach__card--link:hover,
.page-home .reach__card--link:focus-visible {
  box-shadow: inset 0 0 0 1px var(--signal);
}

.page-home .reach__k {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-home .reach__v {
  font-size: 15.5px;
  line-height: 1.5;
  font-weight: 500;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-home .reach__v--mail {
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--cyan);
}

.page-home .reach__n {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .lines__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

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

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

@media (min-width: 900px) {
  .page-home .cover {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
  }

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

  .page-home .cover__visual {
    grid-column: 2;
    grid-row: 1 / span 2;
  }

  .page-home .cover__status {
    grid-column: 1;
    grid-row: 2;
    align-self: end;
  }

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

  .page-home .cadence__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: clamp(24px, 4vw, 48px);
  }

  .page-home .lines__figure {
    max-width: 720px;
  }
}

@media (min-width: 1200px) {
  .page-home .home-shell {
    grid-template-columns: minmax(0, 1fr) var(--home-rail-w);
    column-gap: var(--home-gap);
    align-items: start;
  }

  .page-home .home-rail {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: 96px;
    flex-direction: column;
    gap: 0;
    padding: 10px 0 10px 14px;
    border-bottom: 0;
    border-left: 1px solid var(--grid);
    overflow: visible;
  }

  .page-home .home-rail__caption {
    display: block;
    margin-bottom: 14px;
    padding-left: 2px;
  }

  .page-home .home-rail .status-rail__item {
    padding: 9px 0;
    border-bottom: 0;
    border-left: 2px solid transparent;
    margin-left: -15px;
    padding-left: 13px;
  }

  .page-home .home-rail .status-rail__item:hover,
  .page-home .home-rail .status-rail__item:focus-visible {
    border-left-color: var(--signal);
  }

  .page-home .home-rail .status-rail__item.is-active {
    border-left-color: var(--cyan);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .idx-card,
  .page-home .line__link,
  .page-home .matrix__row,
  .page-home .home-rail .status-rail__item,
  .page-home .reach__card--link {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>