.page-home {
  --cat-01: #7c8fb8;
  --cat-02: #4f9a8a;
  --cat-03: #8a7ec8;
  --cat-04: #5f9bc4;
  --cat-05: #c78a9a;
  --cat-06: #b99a63;
  --cat-07: #6fa08a;
  --cat-08: #a08bc4;
  --cat-09: #c4926a;
  --cat-10: #7fa8b8;
  --cat-11: #a86f96;
  --cat-12: #93a86f;
  --home-veil-top: color-mix(in srgb, var(--color-surface) 74%, transparent);
  --home-veil-bottom: color-mix(in srgb, var(--color-surface) 94%, transparent);
  --home-hair: var(--border-thin);
}

/* ---------- 首屏 ---------- */

.page-home .home-hero {
  padding-block: var(--space-6) var(--space-8);
  background:
    radial-gradient(120% 90% at 88% 0%, var(--color-primary-soft) 0%, transparent 58%),
    var(--color-surface);
}

.page-home .home-hero__inner {
  display: grid;
  gap: var(--space-6);
  align-items: end;
}

.page-home .home-hero .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  margin-bottom: var(--space-3);
}

.page-home .home-hero h1 {
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: var(--weight-heading);
  line-height: 1.06;
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  margin: 0 0 var(--space-3);
  text-wrap: balance;
}

.page-home .home-hero .lead {
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
  max-width: var(--measure);
  margin: 0;
}

.page-home .home-hero__figures {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: var(--home-hair) solid var(--color-line);
  padding: var(--space-3);
  min-height: 320px;
  display: flex;
  align-items: flex-end;
}

.page-home .home-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
}

.page-home .home-hero__scrim {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(180deg, var(--home-veil-top) 0%, var(--home-veil-bottom) 100%),
    var(--overlay-scrim);
}

.page-home .figure-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-2);
  width: 100%;
}

.page-home .figure-cell {
  display: grid;
  gap: calc(var(--space-1) / 2);
  align-content: end;
  padding: var(--space-2);
  border: var(--home-hair) solid color-mix(in srgb, var(--color-accent) 42%, transparent);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--color-surface) 78%, transparent);
}

.page-home .figure-value {
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--color-accent);
  text-shadow: 0 0 20px color-mix(in srgb, var(--color-accent) 40%, transparent);
}

.page-home .figure-label {
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  color: var(--color-ink-soft);
}

/* ---------- 章节头 ---------- */

.page-home .home-head {
  display: grid;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.page-home .home-head__num {
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  line-height: 1;
  letter-spacing: 0.06em;
  color: color-mix(in srgb, var(--color-primary) 82%, var(--color-ink));
}

.page-home .home-head__body {
  display: grid;
  gap: var(--space-2);
}

.page-home .home-head .section-title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  margin: 0;
}

.page-home .home-head__sub {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
  max-width: var(--measure);
  margin: 0;
}

/* ---------- 类目索引墙 ---------- */

.page-home .cat-wall {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
}

.page-home .cat-card {
  position: relative;
  display: grid;
  gap: var(--space-2);
  align-content: start;
  padding: var(--space-3);
  padding-left: calc(var(--space-3) + var(--space-1));
  background: var(--color-surface);
  border: var(--home-hair) solid var(--color-line);
  border-radius: var(--radius-md);
  transition: transform 160ms ease-out, border-color 160ms ease-out, box-shadow 160ms ease-out;
}

.page-home .cat-card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--cat-accent, var(--color-primary)) 58%, var(--color-line));
  box-shadow: var(--shadow-1);
}

.page-home .cat-bar {
  position: absolute;
  left: 0;
  top: var(--space-3);
  bottom: var(--space-3);
  width: calc(var(--space-1) / 2);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--cat-accent, var(--color-primary));
}

.page-home .cat-id {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  color: var(--color-ink-muted);
}

.page-home .cat-name {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  margin: 0;
}

.page-home .cat-desc {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
  margin: 0;
}

.page-home .cat-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-1);
  margin: 0;
  padding-top: var(--space-2);
  border-top: var(--home-hair) solid var(--color-line);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-home .cat-count {
  font-family: var(--font-mono);
  font-size: var(--text-base);
  letter-spacing: 0.06em;
  color: var(--color-ink);
}

.page-home .cat-card:nth-child(1) { --cat-accent: var(--cat-01); }
.page-home .cat-card:nth-child(2) { --cat-accent: var(--cat-02); }
.page-home .cat-card:nth-child(3) { --cat-accent: var(--cat-03); }
.page-home .cat-card:nth-child(4) { --cat-accent: var(--cat-04); }
.page-home .cat-card:nth-child(5) { --cat-accent: var(--cat-05); }
.page-home .cat-card:nth-child(6) { --cat-accent: var(--cat-06); }
.page-home .cat-card:nth-child(7) { --cat-accent: var(--cat-07); }
.page-home .cat-card:nth-child(8) { --cat-accent: var(--cat-08); }
.page-home .cat-card:nth-child(9) { --cat-accent: var(--cat-09); }
.page-home .cat-card:nth-child(10) { --cat-accent: var(--cat-10); }
.page-home .cat-card:nth-child(11) { --cat-accent: var(--cat-11); }
.page-home .cat-card:nth-child(12) { --cat-accent: var(--cat-12); }

/* ---------- 类目色带 ---------- */

.page-home .cat-band {
  margin: var(--space-6) 0 0;
}

.page-home .cat-band img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  border: var(--home-hair) solid var(--color-line);
}

.page-home .cat-band figcaption {
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-muted);
  max-width: var(--measure);
}

/* ---------- 变动区间 ---------- */

.page-home .range-figure {
  margin: 0 0 var(--space-6);
}

.page-home .range-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  border: var(--home-hair) solid var(--color-line);
}

.page-home .range-axis {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-4);
}

.page-home .range-item {
  position: relative;
  display: grid;
  gap: var(--space-2);
  padding-left: var(--space-4);
  border-left: var(--home-hair) solid var(--color-line);
}

.page-home .range-item::before {
  content: "";
  position: absolute;
  left: calc(var(--home-hair) * -1);
  top: var(--space-2);
  width: var(--space-2);
  height: calc(var(--space-1) / 2);
  background: var(--color-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.page-home .range-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-2);
}

.page-home .range-num {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  letter-spacing: 0.12em;
  color: var(--color-ink);
}

.page-home .range-total {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  color: var(--color-ink-muted);
}

.page-home .range-delta {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-home .range-delta .num {
  font-size: var(--text-base);
  letter-spacing: 0.06em;
  color: var(--color-ink);
  margin-right: calc(var(--space-1) / 2);
}

.page-home .range-delta .delta-up {
  color: var(--color-accent);
}

.page-home .range-note {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
  max-width: var(--measure);
  margin: 0;
}

/* ---------- 栏目入口（浅色托起块） ---------- */

.page-home .contrast-block {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-4);
}

.page-home .columns-head {
  display: grid;
  gap: var(--space-2);
}

.page-home .columns-kicker {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  color: var(--color-contrast-accent);
}

.page-home .columns-head h2 {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
  margin: 0;
  max-width: 46ch;
}

.page-home .columns-head p {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 76%, var(--color-contrast-surface));
  margin: 0;
  max-width: var(--measure);
}

.page-home .column-entries {
  list-style: none;
  margin: var(--space-4) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
}

.page-home .column-entry {
  display: grid;
  gap: var(--space-1);
  align-content: start;
  padding: var(--space-3);
  border: var(--home-hair) solid var(--color-contrast-line);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--color-contrast-surface) 90%, var(--color-contrast-line));
}

.page-home .column-idx {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  color: var(--color-contrast-accent);
}

.page-home .column-entry h3 {
  margin: 0;
  font-size: var(--text-lg);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  line-height: var(--leading-heading);
}

.page-home .column-entry h3 a {
  color: var(--color-contrast-accent);
  text-decoration: none;
  border-bottom: var(--home-hair) solid color-mix(in srgb, var(--color-contrast-accent) 45%, transparent);
}

.page-home .column-entry h3 a:hover,
.page-home .column-entry h3 a:focus-visible {
  border-bottom-color: var(--color-contrast-accent);
}

.page-home .column-entry p {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 82%, var(--color-contrast-surface));
}

/* ---------- 检索路径 ---------- */

.page-home .path-shell {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: var(--home-hair) solid var(--color-line);
  padding: var(--space-6) var(--space-4);
}

.page-home .path-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
}

.page-home .path-scrim {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(180deg,
      color-mix(in srgb, var(--color-surface) 80%, transparent) 0%,
      color-mix(in srgb, var(--color-surface) 96%, transparent) 100%),
    var(--overlay-scrim);
}

.page-home .path-content h2 {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  margin: 0 0 var(--space-2);
}

.page-home .path-lead {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
  max-width: var(--measure);
  margin: 0 0 var(--space-4);
}

.page-home .path-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.page-home .path-step {
  display: grid;
  gap: var(--space-1);
  align-content: start;
  padding-top: var(--space-3);
  background-image: repeating-linear-gradient(90deg,
    var(--color-primary) 0 2px,
    transparent 2px 14px);
  background-repeat: no-repeat;
  background-size: 100% var(--home-hair);
  background-position: top left;
}

.page-home .step-mark {
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  line-height: 1;
  letter-spacing: 0.08em;
  color: color-mix(in srgb, var(--color-primary) 86%, var(--color-ink));
}

.page-home .path-step h3 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-home .path-step p {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* ---------- 纠错与咨询 ---------- */

.page-home .support-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.page-home .support-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-3);
}

.page-home .support-list li {
  border-left: var(--home-hair) solid var(--color-line);
  padding-left: var(--space-3);
}

.page-home .support-list h3 {
  margin: 0 0 var(--space-1);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-home .support-list p {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-home .support-contact {
  display: grid;
  gap: var(--space-2);
  align-content: start;
  padding: var(--space-4);
  background: var(--color-surface-alt);
  border: var(--home-hair) solid var(--color-line);
  border-radius: var(--radius-lg);
}

.page-home .support-contact p {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-home .support-contact strong {
  display: inline-block;
  margin-bottom: calc(var(--space-1) / 2);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-home .support-contact a {
  color: var(--color-ink);
  text-decoration: none;
  border-bottom: var(--home-hair) solid color-mix(in srgb, var(--color-primary) 60%, transparent);
}

.page-home .support-contact a:hover,
.page-home .support-contact a:focus-visible {
  border-bottom-color: var(--color-accent);
}

.page-home .home-tail {
  margin: var(--space-6) 0 0;
  padding-top: var(--space-3);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-muted);
  max-width: var(--measure);
  background-image: repeating-linear-gradient(90deg,
    var(--color-line) 0 1px,
    transparent 1px 12px);
  background-repeat: no-repeat;
  background-size: 100% var(--home-hair);
  background-position: top left;
}

.page-home .home-tail a {
  color: var(--color-ink-soft);
  text-decoration: none;
  border-bottom: var(--home-hair) solid var(--color-line);
}

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

.page-home a:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ---------- 桌面栅格 ---------- */

@media (min-width: 760px) {
  .page-home .home-head {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr) minmax(0, 1fr);
    align-items: start;
    gap: var(--gutter);
  }

  .page-home .home-head__num { grid-column: 1; }
  .page-home .home-head__body { grid-column: 2; }

  .page-home .cat-wall {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-home .cat-card:nth-child(1) { grid-column: span 5; }
  .page-home .cat-card:nth-child(2) { grid-column: span 4; }
  .page-home .cat-card:nth-child(3) { grid-column: span 3; }
  .page-home .cat-card:nth-child(4) { grid-column: span 7; }
  .page-home .cat-card:nth-child(5) { grid-column: span 5; }
  .page-home .cat-card:nth-child(6) { grid-column: span 3; }
  .page-home .cat-card:nth-child(7) { grid-column: span 3; }
  .page-home .cat-card:nth-child(8) { grid-column: span 3; }
  .page-home .cat-card:nth-child(9) { grid-column: span 3; }
  .page-home .cat-card:nth-child(10) { grid-column: span 4; }
  .page-home .cat-card:nth-child(11) { grid-column: span 4; }
  .page-home .cat-card:nth-child(12) { grid-column: span 4; }

  .page-home .column-entries {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .path-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-3);
  }

  .page-home .support-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-6);
  }
}

@media (min-width: 980px) {
  .page-home .home-hero {
    padding-block: var(--space-8) var(--space-8);
  }

  .page-home .home-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-6);
  }

  .page-home .home-hero__figures {
    min-height: 420px;
    padding: var(--space-4);
  }

  .page-home .contrast-block {
    padding: var(--space-6) var(--space-6);
  }

  .page-home .path-shell {
    padding: var(--space-8) var(--space-6);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .cat-card {
    transition: none;
  }

  .page-home .cat-card:hover {
    transform: none;
  }
}
<<<END>>>