.page-home {
  --home-gutter: clamp(18px, 4vw, 56px);
  --home-max: 1180px;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: clip;
}

.page-home .home-wrap {
  width: min(var(--home-max), 100% - 2 * var(--home-gutter));
  margin-inline: auto;
}

/* ---------- 封面 ---------- */

.page-home .home-cover {
  position: relative;
  padding-block: clamp(24px, 4vw, 52px) clamp(34px, 5.5vw, 76px);
  border-bottom: 1px solid var(--line-strong);
  background:
    radial-gradient(120% 92% at 92% 4%, rgba(42, 140, 128, 0.30), rgba(42, 140, 128, 0) 62%),
    linear-gradient(172deg, var(--stone) 0%, var(--sand) 100%);
}

.page-home .home-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    0deg,
    rgba(27, 33, 31, 0.05) 0 1px,
    transparent 1px 5px
  );
  opacity: 0.45;
}

.page-home .home-cover__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 38px);
}

.page-home .home-cover__rail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  padding-block: 12px;
  border-block: 1px solid var(--line-strong);
}

.page-home .home-cover__vol {
  display: inline-block;
  padding: 4px 9px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  border-radius: 2px;
  white-space: nowrap;
}

.page-home .home-cover__note {
  margin: 0;
  flex: 1 1 200px;
  font-family: var(--font-note);
  font-size: 13px;
  line-height: 1.65;
  color: var(--slate);
}

.page-home .home-cover__index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
}

.page-home .home-cover__index a {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding-bottom: 2px;
  color: var(--ink);
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .home-cover__index a:hover,
.page-home .home-cover__index a:focus-visible {
  color: var(--signal-deep);
  border-bottom-color: var(--signal);
}

.page-home .home-cover__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--teal-deep);
}

.page-home .home-cover__stage {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 42px);
  align-items: center;
}

.page-home .home-cover__kicker {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--signal-deep);
}

.page-home .home-cover__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(40px, 8vw, 78px);
  line-height: 1.03;
  letter-spacing: -0.04em;
  color: var(--ink);
}

.page-home .home-cover__lead {
  margin: 0 0 clamp(20px, 3vw, 30px);
  max-width: 36ch;
  font-size: clamp(16px, 1.7vw, 19px);
  line-height: 1.75;
  color: var(--slate);
}

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

.page-home .home-cover__actions .btn {
  padding: 14px 26px;
  font-size: 16px;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

@media (hover: hover) {
  .page-home .home-cover__actions .btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lift);
  }
}

.page-home .home-cover__figure {
  position: relative;
  margin: 0;
}

.page-home .home-cover__figure::before {
  content: "";
  position: absolute;
  inset: 9px -9px -9px 9px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  z-index: -1;
}

.page-home .home-cover__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  background: var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow-paper);
}

@media (min-width: 760px) {
  .page-home .home-cover__stage {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }
}

@media (min-width: 960px) {
  .page-home .home-cover__inner {
    grid-template-columns: 172px minmax(0, 1fr);
    align-items: start;
  }

  .page-home .home-cover__rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    padding: 4px 0 4px 16px;
    border-block: 0;
    border-left: 3px solid var(--signal);
  }

  .page-home .home-cover__note {
    flex: none;
    font-size: 13px;
  }
}

/* ---------- 通用区块 ---------- */

.page-home .home-section {
  padding-block: clamp(44px, 7vw, 88px);
}

.page-home .home-section__kicker {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--signal-deep);
}

.page-home .home-section__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 4vw, 40px);
  line-height: 1.14;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.page-home .home-section__sub {
  margin: 0 0 clamp(24px, 3.5vw, 40px);
  max-width: 54ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--slate);
}

.page-home .home-section__kicker--light {
  color: var(--teal-glow);
}

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

/* ---------- 两个入口 ---------- */

.page-home .home-entry {
  background: var(--paper);
}

.page-home .home-entry__head {
  border-bottom: 1px dashed var(--line-strong);
  padding-bottom: clamp(16px, 2.4vw, 26px);
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-home .home-entry__head .home-section__sub {
  margin-bottom: 0;
}

.page-home .home-entry__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2.4vw, 26px);
}

.page-home .home-entry__card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(22px, 3vw, 34px);
  background: var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow-paper);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-home .home-entry__card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: var(--signal);
  border-radius: var(--radius) var(--radius) 0 0;
}

.page-home .home-entry__card--teal::before {
  background: var(--teal);
}

@media (hover: hover) {
  .page-home .home-entry__card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lift);
  }
}

.page-home .home-entry__card-title {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.4vw, 26px);
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-home .home-entry__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--paper);
  background: var(--slate);
  padding: 3px 7px;
  border-radius: 2px;
}

.page-home .home-entry__card--teal .home-entry__no {
  background: var(--teal-deep);
}

.page-home .home-entry__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--slate);
}

.page-home .home-entry__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
  counter-reset: step;
}

.page-home .home-entry__steps li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 8px;
  align-items: baseline;
  font-size: 15px;
  line-height: 1.6;
  color: var(--slate);
}

.page-home .home-entry__steps li::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--teal-deep);
}

.page-home .home-entry__tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.page-home .home-entry__tags li {
  padding: 4px 11px;
  background: var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--slate);
}

.page-home .home-entry__meta {
  margin: 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line-strong);
  font-size: 15px;
  line-height: 1.65;
  color: var(--slate);
}

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

@media (min-width: 760px) {
  .page-home .home-entry__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 第 3 版速览 ---------- */

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

.page-home .home-version__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
}

.page-home .home-version__text {
  margin: 0 0 clamp(18px, 2.6vw, 26px);
  max-width: 44ch;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(247, 246, 241, 0.78);
}

.page-home .home-version__history {
  list-style: none;
  margin: 0 0 clamp(22px, 3vw, 30px);
  padding: 0 0 0 18px;
  border-left: 1px solid var(--line-light);
  display: grid;
  gap: 12px;
}

.page-home .home-version__history li {
  position: relative;
  font-size: 15px;
  line-height: 1.65;
  color: rgba(247, 246, 241, 0.7);
}

.page-home .home-version__history li::before {
  content: "";
  position: absolute;
  left: -22px;
  top: 8px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal-glow);
}

.page-home .home-version__history span {
  display: inline-block;
  margin-right: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--peach);
}

.page-home .home-version__panel {
  display: grid;
  gap: clamp(18px, 2.6vw, 26px);
}

.page-home .home-version__diff {
  display: grid;
  gap: 10px;
}

.page-home .home-version__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto auto;
  align-items: center;
  gap: 10px;
  padding: 13px 15px;
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
  background: rgba(247, 246, 241, 0.06);
}

.page-home .home-version__label {
  font-size: 14px;
  line-height: 1.4;
  color: rgba(247, 246, 241, 0.86);
}

.page-home .home-version__from {
  font-family: var(--font-mono);
  font-size: 13px;
  color: rgba(247, 246, 241, 0.5);
  text-decoration: line-through;
  white-space: nowrap;
}

.page-home .home-version__arrow {
  color: var(--signal);
  font-size: 13px;
}

.page-home .home-version__to {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--teal-glow);
  white-space: nowrap;
}

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

.page-home .home-version__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
}

@media (min-width: 900px) {
  .page-home .home-version__grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  }
}

/* ---------- 内容目录 ---------- */

.page-home .home-catalog {
  background:
    linear-gradient(180deg, rgba(185, 194, 189, 0.42), rgba(185, 194, 189, 0) 62%),
    var(--paper);
}

.page-home .home-catalog__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-home .home-catalog__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "no name"
    "no desc";
  column-gap: 14px;
  row-gap: 4px;
  height: 100%;
  padding: 18px 20px;
  background: var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--ink);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

.page-home .home-catalog__link:hover,
.page-home .home-catalog__link:focus-visible {
  border-color: var(--signal);
  background: var(--paper);
  transform: translateX(3px);
}

.page-home .home-catalog__no {
  grid-area: no;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--teal);
  align-self: start;
  padding-top: 2px;
}

.page-home .home-catalog__name {
  grid-area: name;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: -0.01em;
}

.page-home .home-catalog__desc {
  grid-area: desc;
  font-size: 14px;
  line-height: 1.6;
  color: var(--slate);
}

.page-home .home-catalog__figure {
  margin: clamp(24px, 3.5vw, 38px) 0 0;
}

.page-home .home-catalog__figure img {
  display: block;
  width: 100%;
  max-width: 680px;
  height: auto;
  object-fit: cover;
  background: var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow-paper);
}

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

@media (min-width: 980px) {
  .page-home .home-catalog__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 轻量路径 ---------- */

.page-home .home-trail {
  background: var(--paper);
  border-top: 1px solid var(--line);
}

.page-home .home-trail__figure {
  margin: 0 0 clamp(26px, 4vw, 44px);
}

.page-home .home-trail__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--paper);
}

.page-home .home-trail__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  counter-reset: trail;
}

.page-home .home-trail__step {
  counter-increment: trail;
  position: relative;
  padding-top: 26px;
  border-top: 2px solid var(--line-strong);
}

.page-home .home-trail__step::before {
  content: counter(trail, decimal-leading-zero);
  position: absolute;
  top: -12px;
  left: 0;
  padding: 3px 8px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  border-radius: 2px;
}

.page-home .home-trail__step h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-home .home-trail__step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--slate);
}

.page-home .home-trail__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(30px, 4.5vw, 46px) 0 clamp(18px, 2.4vw, 24px);
  background: var(--line-strong);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-home .home-trail__stats > div {
  padding: 18px 16px;
  background: var(--sand);
}

.page-home .home-trail__stats dt {
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--slate);
}

.page-home .home-trail__stats dd {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 2.6vw, 26px);
  letter-spacing: -0.02em;
  color: var(--ink);
}

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

.page-home .home-trail__note a {
  color: var(--signal-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--signal);
}

.page-home .home-trail__note a:hover,
.page-home .home-trail__note a:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

@media (min-width: 720px) {
  .page-home .home-trail__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-home .home-trail__steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(20px, 3vw, 32px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-cover__actions .btn,
  .page-home .home-entry__card,
  .page-home .home-catalog__link {
    transition: none;
  }

  .page-home .home-cover__actions .btn:hover,
  .page-home .home-entry__card:hover,
  .page-home .home-catalog__link:hover {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>