.page-home {
  --home-gutter: clamp(16px, 3vw, 48px);
  background-color: var(--ink-900);
  background-image:
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 96px 96px;
  color: var(--white);
  overflow-x: hidden;
}

.page-home .flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  max-width: var(--shell-max);
  margin-inline: auto;
  padding-inline: var(--shell-pad);
  padding-bottom: clamp(48px, 8vw, 110px);
}

.page-home .flow-main {
  min-width: 0;
}

/* ---------- 左侧章节索引 ---------- */
.page-home .rail {
  position: sticky;
  top: 64px;
  z-index: 4;
  display: flex;
  gap: 2px;
  margin-inline: calc(var(--shell-pad) * -1);
  padding: 8px var(--shell-pad);
  overflow-x: auto;
  border-bottom: 1px solid var(--line);
  background: rgba(11, 15, 20, 0.94);
  scrollbar-width: none;
}

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

.page-home .rail-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex: 0 0 auto;
  padding: 8px 12px;
  border-bottom: 2px solid transparent;
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-home .rail-num {
  color: var(--blue-500);
}

.page-home .rail-link:hover,
.page-home .rail-link:focus-visible {
  color: var(--white);
  border-bottom-color: var(--line);
}

.page-home .rail-link[aria-current] {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-home .rail-link[aria-current] .rail-num {
  color: var(--cyan);
}

@media (min-width: 1024px) {
  .page-home .flow {
    grid-template-columns: 88px minmax(0, 1fr);
    column-gap: clamp(20px, 3vw, 40px);
  }

  .page-home .rail {
    position: sticky;
    top: 120px;
    align-self: start;
    flex-direction: column;
    gap: 0;
    margin-inline: 0;
    padding: 8px 0 8px 0;
    overflow: visible;
    border-bottom: 0;
    border-right: 1px solid var(--line);
    background: transparent;
  }

  .page-home .rail-link {
    width: 100%;
    padding: 12px 10px;
    border-bottom: 0;
    border-right: 2px solid transparent;
    font-size: 10px;
  }

  .page-home .rail-link:hover,
  .page-home .rail-link:focus-visible {
    border-bottom-color: transparent;
    border-right-color: var(--line);
  }

  .page-home .rail-link[aria-current] {
    border-bottom-color: transparent;
    border-right-color: var(--cyan);
  }

  .page-home .rail-text {
    display: none;
  }
}

/* ---------- 封面首屏 ---------- */
.page-home .cover {
  padding-block: clamp(28px, 5vw, 64px) clamp(36px, 6vw, 84px);
}

.page-home .cover-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
}

.page-home .cover-context {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.page-home .cover-title {
  margin: 0 0 22px;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(38px, 8.4vw, 100px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-home .cover-lede {
  max-width: 46ch;
  color: var(--mist);
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.78;
}

.page-home .cover-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-home .cover-actions .btn {
  min-width: 128px;
  text-align: center;
}

.page-home .cover-panel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 320px;
  padding: clamp(20px, 3vw, 32px);
  overflow: hidden;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(34, 230, 210, 0.12), transparent 60%),
    linear-gradient(155deg, var(--blue-900) 0%, #04101a 72%);
}

.page-home .cover-panel-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
  mix-blend-mode: screen;
  pointer-events: none;
}

.page-home .cover-panel > :not(.cover-panel-img) {
  position: relative;
  z-index: 1;
}

.page-home .panel-head {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-home .panel-head-text {
  color: var(--cyan);
  font-size: 11px;
  letter-spacing: 0.16em;
}

.page-home .panel-round {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(56px, 9vw, 88px);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.03em;
  color: var(--white);
}

.page-home .panel-round-label {
  margin: 0;
  color: var(--mist);
  font-size: 13px;
  letter-spacing: 0.06em;
}

.page-home .panel-list {
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--hairline);
}

.page-home .panel-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--hairline);
  font-size: 13px;
  color: var(--mist);
}

.page-home .panel-list li .u-mono {
  color: var(--white);
  font-size: 12px;
}

.page-home .panel-ticks {
  display: flex;
  gap: 4px;
  margin-top: auto;
  padding-top: 10px;
}

.page-home .panel-ticks i {
  flex: 1 1 0;
  height: 20px;
  border-top: 1px solid var(--line);
}

.page-home .panel-ticks i.is-now {
  border-top-color: var(--cyan);
  background: linear-gradient(to bottom, rgba(34, 230, 210, 0.32), transparent);
}

@media (min-width: 900px) {
  .page-home .cover-grid {
    grid-template-columns: 1.5fr 1fr;
    align-items: stretch;
  }

  .page-home .cover-panel {
    min-height: 100%;
  }
}

/* ---------- 编号章节通用 ---------- */
.page-home .chapter {
  padding-block: clamp(28px, 4vw, 52px);
  border-top: 1px solid var(--line);
}

.page-home .chapter-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-home .chapter-num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-home .chapter-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.4vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-home .chapter-sub {
  margin: 8px 0 0;
  max-width: 62ch;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.75;
}

.page-home .chapter-foot {
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  color: var(--mist);
  font-size: 14px;
}

.page-home .chapter-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: clamp(18px, 2.4vw, 26px);
}

.page-home .chapter-cta-note {
  color: var(--mist);
  font-size: 13px;
}

@media (min-width: 720px) {
  .page-home .chapter-head {
    grid-template-columns: 72px minmax(0, 1fr);
    column-gap: 22px;
    align-items: start;
  }

  .page-home .chapter-num {
    grid-column: 1;
    grid-row: 1 / span 2;
    padding-top: 8px;
  }

  .page-home .chapter-title {
    grid-column: 2;
  }

  .page-home .chapter-sub {
    grid-column: 2;
  }
}

/* ---------- 01 数据带 ---------- */
.page-home .band {
  position: relative;
}

.page-home .band-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-home .band-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.page-home .band-tab {
  padding: 8px 14px;
  border: 1px solid var(--line);
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  cursor: pointer;
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.page-home .band-tab:hover {
  color: var(--white);
  border-color: var(--cyan);
}

.page-home .band-panel {
  display: none;
}

.page-home #band-a:checked ~ .band-tabs > :nth-child(1),
.page-home #band-b:checked ~ .band-tabs > :nth-child(2),
.page-home #band-c:checked ~ .band-tabs > :nth-child(3) {
  color: var(--ink-900);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-home #band-a:checked ~ .band-panel--a,
.page-home #band-b:checked ~ .band-panel--b,
.page-home #band-c:checked ~ .band-panel--c {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-home .stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: clamp(18px, 2.6vw, 28px);
  background: var(--ink-900);
}

.page-home .stat-value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(28px, 4.4vw, 46px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-home .stat-value em {
  margin-left: 4px;
  font-style: normal;
  font-size: 0.42em;
  letter-spacing: 0;
  color: var(--cyan);
}

.page-home .stat-label {
  font-size: 13px;
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: var(--mist);
}

@media (min-width: 720px) {
  .page-home #band-a:checked ~ .band-panel--a,
  .page-home #band-b:checked ~ .band-panel--b,
  .page-home #band-c:checked ~ .band-panel--c {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 02 对照读法 ---------- */
.page-home .matrix-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
}

.page-home .matrix-figure {
  margin: 0;
}

.page-home .matrix-figure .figure-frame {
  border: 1px solid var(--hairline);
  overflow: hidden;
}

.page-home .matrix-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-home .figure-caption {
  margin-top: 10px;
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  line-height: 1.7;
}

.page-home .matrix-copy {
  display: grid;
  gap: 14px;
}

.page-home .read-card {
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--line);
  border-left: 2px solid var(--blue-500);
  background: linear-gradient(140deg, rgba(7, 43, 69, 0.72), rgba(11, 15, 20, 0.4));
  transition: border-color 0.18s ease, background-color 0.18s ease;
}

.page-home .read-card:hover {
  border-left-color: var(--cyan);
  border-left-width: 2px;
  background: linear-gradient(140deg, rgba(20, 86, 127, 0.5), rgba(11, 15, 20, 0.5));
}

.page-home .read-tag {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--cyan);
  font-size: 11px;
  letter-spacing: 0.2em;
}

.page-home .read-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  line-height: 1.35;
  color: var(--white);
}

.page-home .read-body {
  margin: 0;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.75;
}

@media (min-width: 860px) {
  .page-home .matrix-wrap {
    grid-template-columns: 1.1fr 1fr;
    align-items: start;
  }
}

/* ---------- 03 订阅与清单 ---------- */
.page-home .subscribe-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 34px);
}

.page-home .subscribe-copy p {
  margin: 0 0 16px;
  max-width: 58ch;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.78;
}

.page-home .sub-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-home .sub-title + p {
  margin-bottom: 22px;
}

.page-home .save-toggle {
  display: inline-block;
  cursor: pointer;
}

.page-home .save-check {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-home .save-face {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 11px 20px;
  border: 1px solid var(--orange);
  color: var(--orange);
  font-size: 14px;
  letter-spacing: 0.06em;
  transition: background-color 0.16s ease, color 0.16s ease, transform 0.12s ease;
}

.page-home .save-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--orange);
  transition: background-color 0.16s ease;
}

.page-home .save-toggle:hover .save-face {
  background: rgba(255, 107, 44, 0.12);
}

.page-home .save-toggle:active .save-face {
  transform: scale(0.97);
}

.page-home .save-label--on {
  display: none;
}

.page-home .save-check:checked ~ .save-face {
  border-color: var(--green);
  color: var(--green);
  background: rgba(53, 192, 138, 0.1);
}

.page-home .save-check:checked ~ .save-face .save-dot {
  background: var(--green);
}

.page-home .save-check:checked ~ .save-face .save-label--add {
  display: none;
}

.page-home .save-check:checked ~ .save-face .save-label--on {
  display: inline;
}

.page-home .save-check:focus-visible ~ .save-face {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-home .save-note {
  margin: 12px 0 0;
  color: var(--mist);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.page-home .subscribe-figure {
  margin: 0;
}

.page-home .subscribe-figure .figure-frame {
  border: 1px solid var(--hairline);
  overflow: hidden;
}

.page-home .subscribe-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

@media (min-width: 860px) {
  .page-home .subscribe-wrap {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: start;
  }
}

/* ---------- 04 公告与动态 ---------- */
.page-home .notice {
  border: 1px solid var(--amber);
  border-left-width: 3px;
  background: linear-gradient(150deg, rgba(7, 43, 69, 0.68), rgba(11, 15, 20, 0.45));
}

.page-home .notice-summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 16px clamp(16px, 2.4vw, 24px);
  cursor: pointer;
  list-style: none;
}

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

.page-home .notice-title {
  flex: 1 1 200px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15px;
  color: var(--white);
}

.page-home .notice-hint {
  color: var(--mist);
  font-size: 11px;
  letter-spacing: 0.16em;
}

.page-home .notice[open] .notice-hint {
  color: var(--amber);
}

.page-home .notice-body {
  padding: 0 clamp(16px, 2.4vw, 24px) 20px;
}

.page-home .notice-body p {
  margin: 0 0 12px;
  max-width: 64ch;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.78;
}

.page-home .notice-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .notice-list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 8px;
  color: var(--white);
  font-size: 14px;
  line-height: 1.7;
}

.page-home .notice-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 10px;
  height: 1px;
  background: var(--cyan);
}

.page-home .news-list {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

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

.page-home .news-link {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 4px 16px;
  padding: 16px 0;
  text-decoration: none;
  transition: padding-left 0.18s ease;
}

.page-home .news-link:hover,
.page-home .news-link:focus-visible {
  padding-left: 8px;
}

.page-home .news-meta {
  grid-column: 1 / -1;
  color: var(--blue-500);
  font-size: 11px;
  letter-spacing: 0.18em;
}

.page-home .news-link:hover .news-meta,
.page-home .news-link:focus-visible .news-meta {
  color: var(--cyan);
}

.page-home .news-title {
  color: var(--white);
  font-size: 15px;
  line-height: 1.6;
}

.page-home .news-arrow {
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 15px;
}

.page-home .notice-banner {
  position: relative;
  margin-top: 26px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--blue-900);
}

.page-home .notice-banner-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  pointer-events: none;
}

.page-home .notice-banner-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 18px clamp(16px, 2.6vw, 26px);
}

.page-home .notice-banner-text {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  line-height: 1.7;
  color: var(--white);
}

/* ---------- 05 回溯时间轴 ---------- */
.page-home .timeline {
  margin: 0;
  padding: 0 0 0 22px;
  list-style: none;
  border-left: 1px solid var(--line);
}

.page-home .timeline-node {
  position: relative;
  padding-bottom: clamp(20px, 2.8vw, 30px);
}

.page-home .timeline-node:last-child {
  padding-bottom: 0;
}

.page-home .timeline-node::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 6px;
  width: 9px;
  height: 9px;
  background: var(--cyan);
}

.page-home .timeline-year {
  display: block;
  margin-bottom: 4px;
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: 0.18em;
}

.page-home .timeline-title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.4;
  color: var(--white);
}

.page-home .timeline-body p {
  margin: 0;
  max-width: 62ch;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.78;
}

/* ---------- 06 入口 ---------- */
.page-home .entry-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-home .entry-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--line);
  background: linear-gradient(155deg, rgba(7, 43, 69, 0.6), rgba(11, 15, 20, 0.35));
  transition: border-color 0.18s ease, background-color 0.18s ease;
}

.page-home .entry-card:hover {
  border-color: var(--cyan);
}

.page-home .entry-tag {
  color: var(--cyan);
  font-size: 11px;
  letter-spacing: 0.18em;
}

.page-home .entry-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  line-height: 1.35;
  color: var(--white);
}

.page-home .entry-card p {
  margin: 0 0 4px;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.75;
}

.page-home .entry-card .text-link {
  margin-top: auto;
}

@media (min-width: 720px) {
  .page-home .entry-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .entry-card--wide {
    grid-column: 1 / -1;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 20px;
  }

  .page-home .entry-card--wide .entry-title {
    flex: 1 1 240px;
  }

  .page-home .entry-card--wide p {
    flex: 1 1 320px;
    margin: 0;
  }
}

/* ---------- 全局链接与图片兜底 ---------- */
.page-home img {
  max-width: 100%;
  height: auto;
}

.page-home .text-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 230, 210, 0.35);
  transition: border-color 0.18s ease, color 0.18s ease;
}

.page-home .text-link:hover,
.page-home .text-link:focus-visible {
  color: var(--white);
  border-bottom-color: var(--white);
}

.page-home .figure-frame {
  position: relative;
  background:
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px),
    var(--blue-900);
  background-size: 40px 40px, 40px 40px, auto;
}

@media (min-width: 1024px) {
  .page-home .cover {
    padding-block: clamp(36px, 4vw, 64px) clamp(44px, 5vw, 84px);
  }
}
<<<END>>>