.page-home {
  --home-gap: clamp(20px, 4vw, 56px);
  --home-mark-c: var(--season);
  padding-bottom: clamp(40px, 7vw, 88px);
  color: var(--ink);
}

.page-home .home-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

/* ---------- 左栏 ---------- */
.page-home .home-rail {
  display: grid;
  gap: 20px;
  min-width: 0;
}

.page-home .home-rail__band {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 20px 20px 48px;
  background: linear-gradient(158deg, var(--season) 0%, var(--season-2) 100%);
  clip-path: polygon(0 0, 100% 0, 100% 74%, 0 100%);
}

.page-home .home-rail__media {
  flex: 0 0 auto;
  width: min(58%, 190px);
  border: 2px solid var(--ink);
  background: var(--paper-2);
  overflow: hidden;
}

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

.page-home .home-rail__season {
  writing-mode: vertical-rl;
  text-orientation: upright;
  margin: 0;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.28em;
  color: var(--ink);
}

.page-home .home-index {
  border: 2px solid var(--ink);
  background: var(--paper-2);
  box-shadow: 3px 3px 0 var(--ink);
  padding: 14px 16px 12px;
}

.page-home .home-index__title {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--ink-soft);
}

.page-home .home-index__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 7px 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.4;
  transition: color 140ms ease, padding-left 140ms ease;
}

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

.page-home .home-index__link .num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-soft);
  flex: 0 0 auto;
}

.page-home .home-index__link:hover,
.page-home .home-index__link.is-current,
.page-home .home-index__link[aria-current] {
  color: var(--seal);
  padding-left: 4px;
}

.page-home .home-index__link.is-current .num,
.page-home .home-index__link[aria-current] .num {
  color: var(--seal);
}

/* ---------- 右栏容器 ---------- */
.page-home .home-flow {
  display: grid;
  gap: clamp(36px, 6vw, 76px);
  min-width: 0;
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  padding-top: clamp(8px, 2vw, 20px);
}

.page-home .home-hero > * {
  position: relative;
  z-index: 1;
}

.page-home .home-hero > .home-hero__shape {
  position: absolute;
  z-index: 0;
  top: -18px;
  right: -24px;
  width: min(52%, 320px);
  height: 58%;
  background: var(--season-2);
  opacity: 0.45;
  clip-path: polygon(30% 0, 100% 0, 100% 100%, 0 76%);
  pointer-events: none;
}

.page-home .home-crumb {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}

.page-home .home-hero__title {
  margin: 0 0 20px;
  max-width: 15em;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 5.4vw, 58px);
  line-height: 1.14;
  letter-spacing: -0.01em;
}

.page-home .home-hero__lede {
  margin: 0 0 26px;
  max-width: 34em;
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--ink);
}

.page-home .home-hero__act {
  margin-bottom: 30px;
}

/* 版本印章 */
.page-home .home-seal {
  display: block;
  margin: 0;
  max-width: 44em;
}

.page-home .home-seal__face {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border: 2px solid var(--seal);
  background: var(--paper);
  box-shadow: 3px 3px 0 var(--seal);
  cursor: pointer;
  transform: rotate(-1.5deg);
  list-style: none;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.page-home .home-seal__face::-webkit-details-marker {
  display: none;
}

.page-home .home-seal__face:hover {
  transform: rotate(-3deg);
  box-shadow: 5px 5px 0 var(--seal);
}

.page-home .home-seal[open] .home-seal__face {
  transform: rotate(0deg);
}

.page-home .home-seal__num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 600;
  line-height: 1;
  color: var(--seal);
}

.page-home .home-seal__cap {
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.35;
  letter-spacing: 0.08em;
  color: var(--ink);
}

.page-home .home-seal__panel {
  margin-top: 16px;
  padding-left: 16px;
  border-left: 2px solid var(--seal);
}

.page-home .home-seal__ptitle {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--ink-soft);
}

.page-home .home-seal__log {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-home .home-seal__log li {
  display: flex;
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-home .home-seal__log .num {
  flex: 0 0 auto;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--seal);
}

/* ---------- 编号章节 ---------- */
.page-home .home-block {
  scroll-margin-top: calc(var(--header-h, 62px) + 24px);
}

.page-home .home-block__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 16px;
  row-gap: 8px;
  align-items: start;
  padding-bottom: 16px;
  margin-bottom: 24px;
  border-bottom: 2px solid var(--ink);
}

.page-home .home-block__num {
  grid-row: 1 / 3;
  padding: 5px 9px;
  border: 2px solid var(--ink);
  background: var(--season);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: clamp(26px, 3.6vw, 40px);
  font-weight: 600;
  line-height: 1;
  box-shadow: 3px 3px 0 var(--ink);
}

.page-home .home-block__title {
  grid-column: 2;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 3vw, 31px);
  line-height: 1.28;
}

.page-home .home-block__desc {
  grid-column: 2;
  margin: 0;
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--ink-soft);
}

.page-home .home-block__body {
  display: grid;
  gap: 22px;
}

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

/* 要点列表 */
.page-home .home-points {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-home .home-points li {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr);
  column-gap: 14px;
  font-size: 16px;
  line-height: 1.78;
}

.page-home .home-points li::before {
  content: "";
  width: 12px;
  height: 12px;
  margin-top: 8px;
  background: var(--season);
  border: 2px solid var(--ink);
}

.page-home .home-prose {
  margin: 0;
  max-width: 46em;
  font-size: 16px;
  line-height: 1.82;
  color: var(--ink);
}

/* ---------- 横向插图 ---------- */
.page-home .home-inset {
  margin: 0;
  border: 2px solid var(--ink);
  box-shadow: 3px 3px 0 var(--ink);
  background: var(--paper-2);
  overflow: hidden;
}

.page-home .home-inset img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-home .home-inset figcaption {
  padding: 10px 14px;
  border-top: 2px solid var(--ink);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
}

/* ---------- 最新一条 ---------- */
.page-home .home-latest {
  display: grid;
  gap: 26px;
}

.page-home .home-latest__card {
  border: 2px solid var(--ink);
  background: var(--paper-2);
  box-shadow: 5px 5px 0 var(--ink);
  padding: clamp(20px, 3vw, 30px);
}

.page-home .home-latest__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 16px;
}

.page-home .home-tag {
  display: inline-block;
  padding: 3px 9px;
  border: 1.5px solid var(--ink);
  background: var(--paper);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--ink);
}

.page-home .home-latest__text {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.8;
}

.page-home .home-latest__freq {
  margin: 0 0 20px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.9;
  color: var(--ink-soft);
}

.page-home .home-latest__more {
  display: inline-block;
  color: var(--seal);
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  border-bottom: 2px solid var(--seal);
  padding-bottom: 2px;
}

.page-home .home-latest__more:hover {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

.page-home .home-latest__figure {
  margin: 0;
  border: 2px solid var(--ink);
  box-shadow: 3px 3px 0 var(--ink);
  background: var(--paper-2);
  overflow: hidden;
}

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

.page-home .home-latest__figure figcaption {
  padding: 10px 12px;
  border-top: 2px solid var(--ink);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-soft);
}

/* ---------- 四路分流 ---------- */
.page-home .home-routes {
  display: grid;
  border-top: 2px solid var(--ink);
}

.page-home .home-route {
  position: relative;
  display: grid;
  grid-template-columns: 14px minmax(0, 1fr);
  column-gap: 18px;
  padding: 18px 10px 18px 4px;
  border-bottom: 1.5px solid var(--line);
  color: var(--ink);
  text-decoration: none;
  transition: background 160ms ease, padding-left 160ms ease;
}

.page-home .home-route__swatch {
  grid-row: 1 / 3;
  width: 14px;
  height: 14px;
  margin-top: 5px;
  border: 2px solid var(--ink);
}

.page-home .home-route:nth-child(1) .home-route__swatch { background: var(--seal); }
.page-home .home-route:nth-child(2) .home-route__swatch { background: var(--summer); }
.page-home .home-route:nth-child(3) .home-route__swatch { background: var(--autumn); }
.page-home .home-route:nth-child(4) .home-route__swatch { background: var(--winter); }

.page-home .home-route__name {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.4;
}

.page-home .home-route__desc {
  grid-column: 2;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--ink-soft);
}

.page-home .home-route:hover {
  background: var(--paper-2);
  padding-left: 12px;
}

/* ---------- 时令节奏 ---------- */
.page-home .home-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}

.page-home .filter-btn {
  padding: 8px 15px;
  border: 2px solid var(--ink);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  cursor: pointer;
  box-shadow: 2px 2px 0 var(--ink);
  transition: transform 140ms ease, box-shadow 140ms ease, background 140ms ease;
}

.page-home .filter-btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0 var(--ink);
}

.page-home .filter-btn.is-active {
  background: var(--season);
  box-shadow: 3px 3px 0 var(--ink);
}

.page-home .home-seasons {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
}

.page-home .home-season {
  display: grid;
  grid-template-columns: minmax(0, 64px) minmax(0, 1fr);
  column-gap: 20px;
  row-gap: 8px;
  padding: 22px 0 22px 18px;
  border-top: 1.5px solid var(--line);
  border-left: 6px solid var(--line);
}

.page-home .home-season.is-filtered-out {
  display: none;
}

.page-home .home-season--spring { border-left-color: var(--spring); }
.page-home .home-season--summer { border-left-color: var(--summer); }
.page-home .home-season--autumn { border-left-color: var(--autumn); }
.page-home .home-season--winter { border-left-color: var(--winter); }

.page-home .home-season__mark {
  margin: 0;
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 900;
  line-height: 1;
}

.page-home .home-season--spring .home-season__mark { color: var(--spring); }
.page-home .home-season--summer .home-season__mark { color: var(--summer); }
.page-home .home-season--autumn .home-season__mark { color: var(--autumn); }
.page-home .home-season--winter .home-season__mark { color: var(--winter); }

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

.page-home .home-season__when {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}

.page-home .home-season__text {
  margin: 0;
  max-width: 44em;
  font-size: 15.5px;
  line-height: 1.8;
}

.page-home .home-rhythm__note {
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 2px solid var(--season);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.85;
  color: var(--ink-soft);
}

/* ---------- 联络 ---------- */
.page-home .home-reach {
  display: grid;
  gap: 24px;
}

.page-home .home-reach__lede {
  margin: 0;
  max-width: 48em;
  font-size: 16px;
  line-height: 1.82;
}

.page-home .home-reach__channels {
  display: grid;
  gap: 0;
  border-top: 2px solid var(--ink);
}

.page-home .home-reach__ch {
  display: grid;
  grid-template-columns: minmax(0, 92px) minmax(0, 1fr);
  column-gap: 16px;
  margin: 0;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.7;
}

.page-home .home-reach__k {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  padding-top: 3px;
}

.page-home .home-reach__v {
  word-break: break-word;
}

.page-home .home-reach__note {
  margin: 0;
  max-width: 44em;
  padding-left: 14px;
  border-left: 3px solid var(--season);
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink-soft);
}

/* ---------- 窄屏适配 ---------- */
@media (max-width: 460px) {
  .page-home .home-block__head {
    grid-template-columns: minmax(0, 1fr);
  }
  .page-home .home-block__num {
    grid-row: auto;
    justify-self: start;
    font-size: 24px;
  }
  .page-home .home-block__title,
  .page-home .home-block__desc {
    grid-column: 1;
  }
  .page-home .home-season {
    grid-template-columns: minmax(0, 1fr);
    padding-left: 14px;
  }
  .page-home .home-season__mark {
    font-size: 32px;
  }
  .page-home .home-reach__ch {
    grid-template-columns: minmax(0, 1fr);
    row-gap: 4px;
  }
}

/* ---------- 双栏与桌面节奏 ---------- */
@media (min-width: 720px) {
  .page-home .home-latest {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: start;
  }
  .page-home .home-latest__figure {
    margin-top: 44px;
  }
  .page-home .home-routes {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    column-gap: 40px;
  }
  .page-home .home-seasons {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    column-gap: 40px;
    border-bottom: 1.5px solid var(--line);
  }
  .page-home .home-season {
    padding-bottom: 26px;
  }
}

@media (min-width: 960px) {
  .page-home .home-shell {
    grid-template-columns: minmax(260px, 38%) minmax(0, 1fr);
    gap: var(--home-gap);
  }
  .page-home .home-rail {
    position: sticky;
    top: calc(var(--header-h, 62px) + 22px);
    align-self: start;
  }
  .page-home .home-hero {
    padding-top: 4px;
  }
  .page-home .home-latest {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    column-gap: 44px;
  }
  .page-home .home-reach {
    gap: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-seal__face,
  .page-home .filter-btn,
  .page-home .home-route,
  .page-home .home-index__link {
    transition: none;
  }
  .page-home .home-seal__face,
  .page-home .home-seal[open] .home-seal__face,
  .page-home .home-seal__face:hover {
    transform: rotate(-1.5deg);
  }
  .page-home .home-seal[open] .home-seal__face {
    transform: none;
  }
}
<<<END>>>