.page-home > .crumbs {
  padding-top: 20px;
  padding-bottom: 4px;
}
.page-home .crumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-home .crumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink);
  border-bottom: 1px solid var(--line);
  padding: clamp(28px, 6vw, 76px) 0 clamp(28px, 5vw, 56px);
}
.page-home .hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(132deg, rgba(53, 224, 240, 0.18), rgba(53, 224, 240, 0) 55%),
    linear-gradient(312deg, rgba(240, 179, 90, 0.16), rgba(240, 179, 90, 0) 52%);
  clip-path: polygon(58% 0, 100% 0, 100% 100%, 34% 100%);
}
.page-home .hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, transparent 0 42px, rgba(53, 224, 240, 0.13) 42px 43px),
    repeating-linear-gradient(0deg, transparent 0 42px, rgba(240, 179, 90, 0.1) 42px 43px);
  clip-path: polygon(58% 0, 100% 0, 100% 100%, 34% 100%);
}
.page-home .hero__inner {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  align-items: end;
}
.page-home .hero__copy h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(38px, 9vw, 80px);
  line-height: 0.96;
  letter-spacing: 0.01em;
  margin: 14px 0 18px;
  color: var(--fg-strong);
}
.page-home .hero__copy .lede {
  max-width: 46ch;
  color: var(--fg);
}
.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}
.page-home .hero__panel {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-3);
  box-shadow: var(--shadow-line);
}
.page-home .hero__panel img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}

.page-home .hero__meter {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: clamp(28px, 5vw, 56px);
  background: var(--line);
  border: 1px solid var(--line);
}
.page-home .meter__cell {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 16px;
  background: var(--ink-2);
}
.page-home .meter__cell--cyan {
  box-shadow: inset 0 3px 0 0 var(--cyan);
}
.page-home .meter__cell--amber {
  box-shadow: inset 0 3px 0 0 var(--amber);
}
.page-home .meter__k {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}
.page-home .meter__v {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 4vw, 28px);
  line-height: 1.1;
  color: var(--fg-strong);
  letter-spacing: 0.02em;
}
.page-home .meter__cell--cyan .meter__v {
  color: var(--cyan);
}
.page-home .meter__cell--amber .meter__v {
  color: var(--amber);
}
.page-home .meter__n {
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 通用章节头 ---------- */
.page-home .sec-head {
  margin-bottom: clamp(20px, 3vw, 32px);
}
.page-home .sec-head h2 {
  margin: 10px 0 12px;
  color: var(--fg-strong);
}
.page-home .sec-head .lede {
  max-width: 58ch;
}

/* ---------- 时间轴 ---------- */
.page-home .timeline-layout {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}
.page-home .timeline-aside .figure {
  margin: 0 0 18px;
  border: 1px solid var(--line);
  background: var(--ink-2);
}
.page-home .timeline-aside .figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}
.page-home .figure__cap {
  display: block;
  padding: 10px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--muted);
  border-top: 1px solid var(--line-soft);
}
.page-home .aside-note {
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
  margin: 0 0 16px;
}

.page-home .tl {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-home .tl__item {
  display: grid;
  gap: 10px;
  padding: 14px 16px;
  background: var(--ink-2);
  border: 1px solid var(--line-soft);
  border-left: 2px solid var(--line);
}
.page-home .tl__item:has(.tag--cyan) {
  border-left-color: var(--cyan);
}
.page-home .tl__item:has(.tag--amber) {
  border-left-color: var(--amber);
}
.page-home .tl__item:has(.tag--orange) {
  border-left-color: var(--orange);
}
.page-home .tl__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}
.page-home .tl__meta .mono {
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--muted);
}
.page-home .entry > summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  list-style: none;
  cursor: pointer;
  font-weight: 600;
  font-size: 15px;
  line-height: 1.6;
  color: var(--fg-strong);
}
.page-home .entry > summary::-webkit-details-marker {
  display: none;
}
.page-home .entry > summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--cyan);
  line-height: 1.4;
}
.page-home .entry[open] > summary::after {
  content: "–";
}
.page-home .entry__body {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--line-soft);
}
.page-home .entry__body p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--fg);
}
.page-home .entry__link {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 240, 0.4);
}
.page-home .entry__link:hover,
.page-home .entry__link:focus-visible {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

/* ---------- 对照 ---------- */
.page-home .section--paper {
  color: var(--black);
}
.page-home .section--paper .sec-head h2 {
  color: var(--black);
}
.page-home .eyebrow--dark {
  color: var(--amber-deep);
}
.page-home .lede--dark {
  color: #3B342A;
}
.page-home .sec-head--split {
  display: grid;
  gap: 14px;
}
.page-home .compare-band {
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--black);
  margin-bottom: 18px;
}
.page-home .compare-band__side {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 18px;
}
.page-home .compare-band__side--cyan {
  background: var(--ink);
  color: var(--fg-strong);
  border-bottom: 3px solid var(--cyan);
}
.page-home .compare-band__side--amber {
  background: var(--ink-2);
  color: var(--fg-strong);
  border-bottom: 3px solid var(--amber);
}
.page-home .compare-band__side .mono {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--muted);
}
.page-home .compare-band__side strong {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 26px;
  line-height: 1.1;
}
.page-home .compare-band__side--cyan strong {
  color: var(--cyan);
}
.page-home .compare-band__side--amber strong {
  color: var(--amber);
}
.page-home .compare-band__side span:last-child {
  font-size: 13px;
  color: var(--fg);
}

.page-home .dtable-wrap {
  max-height: 430px;
  overflow: auto;
  border: 1px solid var(--line);
  background: var(--paper);
  -webkit-overflow-scrolling: touch;
}
.page-home .dtable {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 13.5px;
  line-height: 1.65;
}
.page-home .dtable thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  text-align: left;
  padding: 12px 14px;
  background: var(--ink);
  color: var(--fg-strong);
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 11.5px;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--line);
}
.page-home .dtable__th--cyan {
  box-shadow: inset 0 3px 0 0 var(--cyan);
  color: var(--cyan);
}
.page-home .dtable__th--amber {
  box-shadow: inset 0 3px 0 0 var(--amber);
  color: var(--amber);
}
.page-home .dtable tbody th {
  text-align: left;
  padding: 12px 14px;
  font-weight: 600;
  color: var(--black);
  border-bottom: 1px solid rgba(20, 17, 13, 0.14);
  border-right: 1px solid rgba(20, 17, 13, 0.14);
  white-space: nowrap;
}
.page-home .dtable tbody td {
  padding: 12px 14px;
  color: #2E2820;
  border-bottom: 1px solid rgba(20, 17, 13, 0.12);
  vertical-align: top;
}
.page-home .dtable tbody tr:nth-child(even) th,
.page-home .dtable tbody tr:nth-child(even) td {
  background: rgba(240, 179, 90, 0.08);
}
.page-home .dtable tbody tr:nth-child(odd) td:nth-child(2) {
  box-shadow: inset 3px 0 0 0 rgba(53, 224, 240, 0.5);
}
.page-home .dtable tbody tr:nth-child(odd) td:nth-child(3) {
  box-shadow: inset 3px 0 0 0 rgba(240, 179, 90, 0.5);
}

.page-home .compare-foot {
  display: grid;
  gap: 20px;
  margin-top: 22px;
  align-items: center;
}
.page-home .compare-foot__fig {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink);
}
.page-home .compare-foot__fig img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}
.page-home .compare-foot__fig .figure__cap {
  background: var(--ink);
  color: var(--muted);
}
.page-home .compare-foot__txt p {
  margin: 0 0 16px;
  font-size: 14.5px;
  line-height: 1.8;
  color: #2E2820;
}

/* ---------- 场景卡 ---------- */
.page-home .scene-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
.page-home .scene {
  position: relative;
  padding: 22px 18px 18px;
  background: var(--ink-2);
  border: 1px solid var(--line-soft);
}
.page-home .scene::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 44px;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--amber));
}
.page-home .scene__num {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--muted);
}
.page-home .scene h3 {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.5;
  margin: 8px 0 10px;
  color: var(--fg-strong);
}
.page-home .scene p {
  margin: 0 0 14px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--muted);
}
.page-home .scene__pick {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
}

/* ---------- 索引 ---------- */
.page-home .index-layout {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
  align-items: start;
}
.page-home .index-path h2 {
  margin: 10px 0 12px;
  color: var(--fg-strong);
}
.page-home .index-path .lede {
  max-width: 50ch;
  margin-bottom: 22px;
}
.page-home .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.page-home .steps__item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
  background: var(--ink-2);
}
.page-home .steps__n {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  padding-top: 2px;
}
.page-home .steps__item div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.page-home .steps__item strong {
  font-size: 14.5px;
  color: var(--fg-strong);
}
.page-home .steps__item span {
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}
.page-home .index-fig {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-2);
}
.page-home .index-fig img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 10 / 7;
}

.page-home .index-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 32px);
}
.page-home .index-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 16px;
  background: var(--ink-3);
  border: 1px solid var(--line-soft);
  border-top: 2px solid var(--line);
  text-decoration: none;
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}
.page-home .index-card .mono {
  font-size: 10.5px;
  letter-spacing: 0.16em;
  color: var(--muted);
}
.page-home .index-card strong {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 16px;
  color: var(--fg-strong);
}
.page-home .index-card p {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}
.page-home .index-card:hover,
.page-home .index-card:focus-visible {
  border-top-color: var(--cyan);
  background: var(--ink-2);
}

/* ---------- 档案室 ---------- */
.page-home .archive {
  padding: clamp(24px, 4vw, 44px);
}
.page-home .archive__head h2 {
  margin: 10px 0 12px;
  color: var(--fg-strong);
}
.page-home .archive__head .lede {
  max-width: 62ch;
}
.page-home .archive__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
}
.page-home .archive__stats > div {
  background: var(--ink-3);
  padding: 16px;
}
.page-home .archive__stats dt {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 6px;
}
.page-home .archive__stats dd {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 26px;
  line-height: 1.1;
  color: var(--fg-strong);
}
.page-home .archive__stats > div:nth-child(1) dd,
.page-home .archive__stats > div:nth-child(2) dd {
  color: var(--cyan);
}
.page-home .archive__stats > div:nth-child(3) dd,
.page-home .archive__stats > div:nth-child(4) dd {
  color: var(--amber);
}
.page-home .archive__foot {
  display: grid;
  gap: 14px;
  margin-top: clamp(20px, 3vw, 28px);
  padding-top: 18px;
  border-top: 1px solid var(--line-soft);
}
.page-home .archive__foot p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--fg);
  max-width: 62ch;
}

/* ---------- 收口 ---------- */
.page-home .cta {
  display: grid;
  gap: 18px;
  align-items: center;
  padding: clamp(22px, 4vw, 36px);
  border: 1px solid var(--line);
  background: linear-gradient(105deg, rgba(53, 224, 240, 0.1), rgba(240, 179, 90, 0.1));
}
.page-home .cta h2 {
  margin: 0 0 10px;
  color: var(--fg-strong);
}
.page-home .cta .lede {
  margin: 0;
  max-width: 54ch;
}
.page-home .cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-home .hero__meter {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-home .scene-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-home .index-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-home .hero__inner {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.85fr);
  }
  .page-home .hero__meter {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-home .timeline-layout {
    grid-template-columns: minmax(0, 290px) minmax(0, 1fr);
  }
  .page-home .timeline-aside {
    position: sticky;
    top: 96px;
  }
  .page-home .tl__item {
    grid-template-columns: 148px minmax(0, 1fr);
    align-items: start;
    gap: 18px;
    padding: 16px 20px;
  }
  .page-home .sec-head--split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: end;
    gap: 32px;
  }
  .page-home .compare-band {
    grid-template-columns: 1fr 1fr;
  }
  .page-home .compare-band__side--cyan {
    border-bottom: 0;
    border-right: 1px solid var(--black);
  }
  .page-home .compare-foot {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 36px;
  }
  .page-home .index-layout {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.9fr);
  }
  .page-home .index-cards {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-home .archive__foot {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
  .page-home .cta {
    grid-template-columns: minmax(0, 1fr) auto;
  }
}