.page-home {
  --home-frame: rgba(200, 150, 62, 0.35);
  --home-frame-soft: rgba(200, 150, 62, 0.18);
  --home-tint: rgba(200, 150, 62, 0.06);
}

.page-home .hl {
  color: var(--c-copper-lift);
  font-style: normal;
  padding: 0 2px;
}

/* 框景首屏 */
.page-home .hero {
  position: relative;
  isolation: isolate;
  margin: 20px 0 64px;
  padding: 56px 22px 52px;
  background: var(--c-indigo);
  border: 1px solid var(--home-frame);
  overflow: hidden;
}

.page-home .hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  z-index: 0;
}

.page-home .hero-contours {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.page-home .hero-frame {
  position: relative;
  z-index: 2;
  max-width: 820px;
  margin: 0 auto;
  padding: 36px 24px;
  border: 1px solid var(--home-frame);
  background: rgba(15, 26, 46, 0.58);
}

.page-home .hero-context {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 14px;
  margin: 0 0 22px;
  font-size: 13px;
  color: var(--c-mist);
}

.page-home .hero-context .label {
  color: var(--c-copper);
  margin: 0;
}

.page-home .hero-meta {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.page-home .hero h1 {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 5.2vw, 52px);
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--c-snow);
}

.page-home .hero-lede {
  margin: 0 0 30px;
  max-width: 58ch;
  font-size: 17px;
  line-height: 1.8;
  color: rgba(245, 247, 250, 0.84);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0;
}

/* 分类标签矩阵 */
.page-home .matrix {
  position: relative;
  isolation: isolate;
  margin: 0 0 72px;
}

.page-home .matrix-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.06;
  z-index: -1;
  pointer-events: none;
}

.page-home .block-head {
  margin: 0 0 28px;
}

.page-home .block-head .label {
  margin: 0 0 10px;
  color: var(--c-copper);
}

.page-home .block-lede {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-text-soft);
}

.page-home .matrix-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-home .matrix-cell {
  position: relative;
  padding: 22px 20px;
  background: var(--c-snow);
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-paper);
  transition: border-left-color 0.22s var(--ease), box-shadow 0.22s var(--ease), transform 0.22s var(--ease);
}

.page-home .matrix-cell:hover {
  border-left-color: var(--c-copper);
  box-shadow: 3px 4px 0 rgba(200, 150, 62, 0.28);
  transform: translate(-1px, -1px);
}

.page-home .matrix-cell:focus-within {
  border-left-color: var(--c-copper);
  box-shadow: 0 0 0 2px var(--c-copper);
}

.page-home .matrix-link {
  display: block;
  color: inherit;
  text-decoration: none;
}

.page-home .matrix-num {
  display: inline-block;
  margin-bottom: 10px;
  padding-bottom: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-copper);
  border-bottom: 1px solid var(--c-copper);
}

.page-home .matrix-link h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--c-text);
}

.page-home .matrix-link p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-soft);
}

.page-home .matrix-sub {
  margin: 16px 0 0;
  padding: 14px 0 0;
  list-style: none;
  border-top: 1px dashed var(--c-line);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-home .matrix-sub li { margin: 0; }

.page-home .matrix-sub a {
  display: inline-block;
  padding: 3px 8px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-text-soft);
  text-decoration: none;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-home .matrix-sub a:hover,
.page-home .matrix-sub a:focus-visible {
  color: var(--c-copper);
  border-color: var(--c-copper);
  outline: none;
}

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

@media (min-width: 960px) {
  .page-home .matrix-grid {
    grid-template-columns: repeat(6, 1fr);
    gap: 0;
    border-top: 1px solid var(--c-line);
    border-left: 1px solid var(--c-line);
  }
  .page-home .matrix-cell {
    border: 0;
    border-right: 1px solid var(--c-line);
    border-bottom: 1px solid var(--c-line);
  }
  .page-home .matrix-cell:hover {
    transform: none;
    box-shadow: inset 0 0 0 1px var(--c-copper);
    border-left-color: var(--c-line);
  }
  .page-home .matrix-cell:nth-child(1) { grid-column: span 4; }
  .page-home .matrix-cell:nth-child(2) { grid-column: span 2; }
  .page-home .matrix-cell:nth-child(3) { grid-column: span 2; }
  .page-home .matrix-cell:nth-child(4) { grid-column: span 4; }
  .page-home .matrix-cell:nth-child(5) { grid-column: span 3; }
  .page-home .matrix-cell:nth-child(6) { grid-column: span 3; }
}

/* 版本对照预览 */
.page-home .version {
  margin: 0 0 72px;
  padding: 36px 0 0;
  border-top: 1px solid var(--c-line);
}

.page-home .version-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-home .cmp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  background: var(--c-snow);
}

.page-home .cmp-table th,
.page-home .cmp-table td {
  padding: 13px 12px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--c-line);
}

.page-home .cmp-table thead th {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--c-text-soft);
  border-bottom: 1px solid var(--c-text);
  background: var(--c-paper);
}

.page-home .cmp-table tbody th {
  font-weight: 600;
  color: var(--c-text);
  white-space: nowrap;
}

.page-home .cmp-table tbody td {
  color: var(--c-text-soft);
  line-height: 1.65;
}

.page-home .cmp-table .cmp-current {
  color: var(--c-copper);
  font-family: var(--font-mono);
  font-weight: 600;
  background: var(--home-tint);
}

.page-home .cmp-table thead .cmp-current {
  border-bottom-color: var(--c-copper);
}

.page-home .version-foot {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text-soft);
}

.page-home .version-foot a {
  color: var(--c-copper);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-home .version-art {
  margin: 0;
  border: 1px solid var(--c-line);
  background: var(--c-paper);
}

.page-home .version-art img {
  display: block;
  width: 100%;
  height: auto;
}

.page-home .version-art .media-caption {
  padding: 10px 14px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-text-soft);
  border-top: 1px solid var(--c-line);
}

@media (min-width: 900px) {
  .page-home .version-body {
    grid-template-columns: 1.45fr 1fr;
    gap: 48px;
    align-items: start;
  }
}

/* 双栏内容带 */
.page-home .dual {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin: 0 0 72px;
  padding: 40px 0;
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}

.page-home .dual-index {
  background: var(--c-paper);
  padding: 18px 16px;
}

.page-home .dual-index .label {
  margin: 0 0 10px;
  color: var(--c-copper);
}

.page-home .section-nav a {
  display: block;
  padding: 9px 0 9px 14px;
  font-size: 14px;
  color: var(--c-text-soft);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background 0.18s var(--ease);
}

.page-home .section-nav a:hover {
  color: var(--c-text);
}

.page-home .section-nav a[aria-current="true"] {
  color: var(--c-copper);
  border-left-color: var(--c-copper);
  background: var(--home-tint);
}

.page-home .dual-body > section + section {
  margin-top: 48px;
  padding-top: 40px;
  border-top: 1px solid var(--c-line);
}

.page-home .dual-body p {
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-text-soft);
  max-width: 66ch;
}

.page-home .dual-body .label {
  margin: 0 0 10px;
  color: var(--c-copper);
}

.page-home .scenegrid {
  list-style: none;
  padding: 0;
  margin: 22px 0 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-home .scenegrid li {
  padding: 18px;
  background: var(--c-paper);
  border-left: 3px solid var(--c-copper);
}

.page-home .scenegrid h3 {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 700;
  color: var(--c-text);
}

.page-home .scenegrid p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-soft);
}

.page-home .record-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin: 24px 0;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}

.page-home .record-stats > div {
  padding: 18px 10px;
  background: var(--c-snow);
  text-align: center;
}

.page-home .stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--c-indigo);
}

.page-home .stat-label {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-text-soft);
}

.page-home .dual-cta {
  margin: 4px 0 0;
}

@media (min-width: 640px) {
  .page-home .scenegrid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 900px) {
  .page-home .dual {
    grid-template-columns: 220px 1fr;
    gap: 64px;
  }
  .page-home .dual-index {
    position: sticky;
    top: 96px;
    align-self: start;
    background: transparent;
    padding: 0;
  }
}

/* 页脚前过渡带 */
.page-home .approach {
  margin: 0;
}

.page-home .approach-photo {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--c-ink);
  border-top: 1px solid var(--home-frame);
}

.page-home .approach-photo > img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 380px;
  object-fit: cover;
  opacity: 0.42;
}

.page-home .approach-copy {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 28px 22px;
  max-width: 760px;
  color: var(--c-snow);
}

.page-home .approach-copy .label {
  margin: 0 0 10px;
  color: var(--c-copper);
}

.page-home .approach-copy .section-title {
  margin: 0 0 12px;
  color: var(--c-snow);
}

.page-home .approach-copy p {
  margin: 0 0 22px;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(245, 247, 250, 0.86);
}

.page-home .approach-copy .btn {
  align-self: flex-start;
}

@media (max-width: 520px) {
  .page-home .hero {
    padding: 36px 14px 34px;
  }
  .page-home .hero-frame {
    padding: 26px 18px;
  }
  .page-home .approach-copy {
    position: static;
    background: var(--c-ink);
    max-width: none;
  }
  .page-home .approach-photo > img {
    max-height: 200px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .matrix-cell,
  .page-home .matrix-sub a,
  .page-home .section-nav a {
    transition: none;
  }
  .page-home .matrix-cell:hover {
    transform: none;
  }
}
<<<END>>>