.page-home {
  --home-gap: clamp(1rem, 2.4vw, 1.75rem);
  --home-band: clamp(3.25rem, 7vw, 6rem);
  --home-radius: 2px;
  background: var(--paper);
  color: var(--text);
}

.page-home .band {
  padding-block: var(--home-band);
}

.page-home .band--paper {
  background: var(--paper);
  color: var(--text);
}

.page-home .band--ink {
  background: var(--ink-1);
  color: var(--paper);
}

.page-home .band__head {
  max-width: 46rem;
  margin-bottom: clamp(1.75rem, 4vw, 3rem);
}

.page-home .band__head--tight {
  margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
}

.page-home .band__lede {
  margin-top: 0.9rem;
  color: var(--text-soft);
}

.page-home .eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cinnabar);
  margin: 0 0 0.85rem;
}

.page-home .eyebrow--light {
  color: var(--cinnabar-soft);
}

.page-home .h2 {
  font-size: clamp(1.6rem, 4.2vw, 2.6rem);
  line-height: 1.18;
  letter-spacing: -0.01em;
  margin: 0;
}

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

/* ============ 封面 ============ */
.page-home .cover {
  position: relative;
  isolation: isolate;
  background: var(--ink-0);
  color: var(--paper);
  overflow: hidden;
  border-bottom: var(--strip-h) solid var(--cinnabar);
}

.page-home .cover__sky {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-home .cover__sky img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 32%;
  opacity: 0.5;
}

.page-home .cover::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(130% 85% at 82% -10%, rgba(110, 143, 179, 0.32), transparent 62%),
    linear-gradient(180deg, rgba(8, 19, 36, 0.62) 0%, rgba(8, 19, 36, 0.78) 46%, rgba(8, 19, 36, 0.96) 100%);
  pointer-events: none;
}

.page-home .cover__stars {
  position: absolute;
  right: 4%;
  bottom: 12%;
  width: min(52%, 32rem);
  height: auto;
  color: var(--flag-blue);
  opacity: 0.5;
  z-index: 1;
  pointer-events: none;
}

.page-home .cover__grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
  align-content: end;
  min-height: 84vh;
  padding-block: clamp(3rem, 8vw, 5rem) clamp(2rem, 4vw, 3rem);
}

.page-home .cover__crumbs {
  color: var(--mist);
  font-size: 0.8rem;
}

.page-home .cover__kicker {
  color: var(--cinnabar-soft);
  margin-bottom: 1rem;
}

.page-home .cover__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.75rem, 11vw, 7rem);
  line-height: 0.95;
  letter-spacing: -0.03em;
  margin: 0 0 1.15rem;
  color: var(--paper);
}

.page-home .cover__lede {
  max-width: 34ch;
  color: var(--mist);
  font-size: clamp(0.95rem, 1.6vw, 1.06rem);
  line-height: 1.8;
  margin: 0 0 1.6rem;
}

.page-home .cover__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-home .cover__index {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: flex-start;
}

.page-home .cover__index-label {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--flag-blue);
  margin: 0;
}

.page-home .cover__toc {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.15rem;
}

.page-home .cover__toc .toc__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--mist);
  text-decoration: none;
  font-size: 0.88rem;
  letter-spacing: 0.06em;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-home .cover__toc .toc__link .mono {
  font-size: 0.72rem;
  color: var(--cinnabar-soft);
}

.page-home .cover__toc .toc__link:hover,
.page-home .cover__toc .toc__link[aria-current="true"] {
  color: var(--paper);
  border-bottom-color: var(--cinnabar);
}

.page-home .cover__badge {
  margin-top: 0.25rem;
}

.page-home .cover__stats {
  grid-column: 1 / -1;
  list-style: none;
  margin: 0;
  padding: 1.1rem 0 0;
  border-top: 1px solid var(--line-dark);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.75rem;
  font-size: 0.8rem;
  color: var(--mist);
}

.page-home .cover__stats .mono {
  color: var(--paper);
  font-size: 0.95rem;
  margin-right: 0.2rem;
}

/* ============ 双路径 ============ */
.page-home .paths {
  display: grid;
  gap: var(--home-gap);
}

.page-home .paths__figure {
  margin: 0;
}

.page-home .paths__figure .media {
  border: 1px solid var(--line-light);
  background: var(--paper-2);
}

.page-home .paths__figure .media img,
.page-home .catalog__figure .media img,
.page-home .status__figure .media img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

.page-home .paths__cards {
  display: grid;
  gap: 1.15rem;
}

.page-home .path-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  padding: 1.5rem 1.35rem 1.4rem;
  background: var(--paper-3);
  border: 1px solid var(--line-light);
  border-left: 3px solid var(--cinnabar);
  box-shadow: 8px 8px 0 var(--paper-2);
}

.page-home .path-card--back {
  border-left-color: var(--turquoise);
  box-shadow: 8px 8px 0 rgba(47, 127, 115, 0.18);
}

.page-home .path-card__tag {
  align-self: flex-start;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  padding: 0.18rem 0.5rem;
  background: var(--cinnabar);
  color: var(--paper-3);
}

.page-home .path-card__tag--back {
  background: var(--turquoise);
}

.page-home .path-card__title {
  font-size: clamp(1.15rem, 2.4vw, 1.4rem);
  line-height: 1.3;
  margin: 0;
  color: var(--text);
}

.page-home .path-card__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.page-home .path-card__steps li {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  font-size: 0.92rem;
  color: var(--text-soft);
  border-bottom: 1px dashed var(--line-light);
  padding-bottom: 0.4rem;
}

.page-home .path-card__steps .mono {
  color: var(--cinnabar);
  font-size: 0.78rem;
}

.page-home .path-card__text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--text-soft);
}

.page-home .path-card__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.page-home .path-card .btn {
  align-self: flex-start;
  margin-top: auto;
}

.page-home .btn--sm {
  padding: 0.55rem 1rem;
  font-size: 0.82rem;
}

/* ============ 变化清单 ============ */
.page-home .changes {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-dark-strong);
}

.page-home .change {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  gap: 0.85rem 1rem;
  align-items: start;
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--line-dark);
}

.page-home .change__num {
  font-size: 0.95rem;
  color: var(--cinnabar-soft);
  padding-top: 0.15rem;
}

.page-home .change__body p {
  margin: 0.35rem 0 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--mist);
  max-width: 48ch;
}

.page-home .change__title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-home .change__tag {
  grid-column: 2;
  justify-self: start;
}

.page-home .changes__note {
  margin: 1.5rem 0 0;
  font-size: 0.88rem;
  color: var(--mist);
}

.page-home .changes__note a {
  color: var(--cinnabar-soft);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

/* ============ 内容目录 ============ */
.page-home .catalog {
  display: grid;
  gap: var(--home-gap);
}

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

.page-home .catalog__item {
  border-bottom: 1px solid var(--line-light);
}

.page-home .catalog__item a {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr) auto;
  gap: 0.75rem;
  align-items: baseline;
  padding: 1rem 0.25rem;
  text-decoration: none;
  color: var(--text);
  transition: background 200ms var(--ease), padding-left 200ms var(--ease);
}

.page-home .catalog__item a:hover,
.page-home .catalog__item a:focus-visible {
  background: var(--paper-2);
  padding-left: 0.6rem;
}

.page-home .catalog__num {
  font-size: 0.8rem;
  color: var(--cinnabar);
}

.page-home .catalog__body {
  display: grid;
  gap: 0.2rem;
}

.page-home .catalog__name {
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-home .catalog__desc {
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--text-soft);
}

.page-home .catalog__arrow {
  font-size: 1rem;
  color: var(--turquoise);
}

.page-home .catalog__figure {
  margin: 0;
}

.page-home .catalog__figure .media {
  border: 1px solid var(--line-light);
  background: var(--paper-2);
}

/* ============ 版本与服务状态 ============ */
.page-home .status {
  display: grid;
  gap: var(--home-gap);
}

.page-home .status__card {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  padding: 1.4rem 1.25rem;
  background: var(--ink-2);
  border: 1px solid var(--line-dark-strong);
  border-top: 3px solid var(--cinnabar);
}

.page-home .status__title {
  margin: 0;
  font-size: 1.08rem;
  line-height: 1.35;
  color: var(--paper);
}

.page-home .status__card p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--mist);
}

.page-home .status__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--mist);
  overflow-wrap: anywhere;
}

.page-home .status__contact {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--paper);
  letter-spacing: 0.02em;
}

.page-home .status__link {
  margin-top: auto;
  align-self: flex-start;
  font-size: 0.86rem;
  color: var(--turquoise-soft);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

.page-home .status__link:hover {
  color: var(--paper);
}

.page-home .status__figure {
  margin: 0;
}

.page-home .status__figure .media {
  border: 1px solid var(--line-dark-strong);
  background: var(--ink-2);
}

/* ============ 收尾行动 ============ */
.page-home .band--start {
  background: linear-gradient(180deg, var(--paper) 0%, var(--paper-2) 100%);
  border-top: 1px solid var(--line-light);
}

.page-home .start {
  display: grid;
  gap: 1.6rem;
  align-items: end;
}

.page-home .start__text {
  margin: 0.85rem 0 0;
  max-width: 38ch;
  color: var(--text-soft);
  line-height: 1.8;
}

.page-home .start__meta {
  margin: 1rem 0 0;
}

.page-home .start__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ============ 响应式 ============ */
@media (min-width: 700px) {
  .page-home .paths__cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-home .cover__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 1.5rem;
    min-height: 88vh;
    align-content: center;
  }

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

  .page-home .cover__main {
    grid-column: 1 / span 7;
    align-self: center;
  }

  .page-home .cover__index {
    grid-column: 10 / span 3;
    justify-self: end;
    align-self: center;
  }

  .page-home .cover__toc {
    writing-mode: vertical-rl;
    gap: 1.15rem;
  }

  .page-home .cover__toc .toc__link {
    padding-bottom: 0;
    border-bottom: 0;
    border-right: 1px solid transparent;
    padding-right: 4px;
  }

  .page-home .cover__toc .toc__link:hover,
  .page-home .cover__toc .toc__link[aria-current="true"] {
    border-right-color: var(--cinnabar);
  }

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

  .page-home .change {
    grid-template-columns: 3.4rem minmax(0, 1fr) auto;
    align-items: center;
    padding: 1.6rem 0;
  }

  .page-home .change__tag {
    grid-column: 3;
    justify-self: end;
  }

  .page-home .catalog {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
  }

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

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

  .page-home .start {
    grid-template-columns: minmax(0, 1fr) auto;
  }
}

@media (min-width: 1180px) {
  .page-home .status {
    grid-template-columns: repeat(2, minmax(0, 1fr)) minmax(0, 0.9fr);
    align-items: stretch;
  }

  .page-home .status__figure {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .catalog__item a,
  .page-home .cover__toc .toc__link {
    transition: color 200ms var(--ease);
  }
}
<<<END>>>