.page-home {
  --home-pad: clamp(20px, 4vw, 40px);
  --home-shadow-soft: 4px 4px 0 rgba(0, 0, 0, 0.38);
  display: block;
}

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

/* ============ 首屏 ============ */
.page-home .hero {
  position: relative;
  overflow: hidden;
  background: var(--ink-900);
  padding: clamp(34px, 6vw, 76px) 0 clamp(60px, 9vw, 112px);
  border-bottom: 2px solid var(--line);
}

.page-home .hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(126deg, rgba(15, 59, 58, 0.88) 0%, rgba(36, 30, 69, 0.62) 44%, rgba(8, 19, 31, 0) 76%);
  clip-path: polygon(0 0, 100% 0, 100% 40%, 0 80%);
}

.page-home .hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.75;
  background-image:
    repeating-linear-gradient(90deg, rgba(147, 163, 174, 0.12) 0 1px, transparent 1px 96px),
    repeating-linear-gradient(0deg, rgba(147, 163, 174, 0.08) 0 1px, transparent 1px 96px);
}

.page-home .hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(34px, 5vw, 56px);
  align-items: start;
}

.page-home .hero .breadcrumb {
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-home .hero-title {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(40px, 8.6vw, 92px);
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: var(--paper);
}

.page-home .hero-title em {
  display: block;
  font-family: var(--font-mono);
  font-style: normal;
  font-weight: 500;
  font-size: clamp(11px, 1.5vw, 14px);
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 16px;
}

.page-home .hero-lead {
  margin: clamp(22px, 3vw, 30px) 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(244, 241, 234, 0.86);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 3.5vw, 34px);
}

.page-home .hero-note {
  margin-top: 22px;
  font-size: 12px;
  color: var(--slate);
  letter-spacing: 0.04em;
}

.page-home .hero-side {
  position: relative;
  padding-right: 0;
}

.page-home .hero-index {
  display: none;
  margin: 0;
  position: absolute;
  top: 0;
  right: 0;
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.34em;
  color: var(--slate);
  border-left: 1px solid var(--line-strong);
  padding-left: 10px;
}

.page-home .hero-figure {
  position: relative;
  margin: 0;
  background: var(--navy-800);
  border: 2px solid var(--line-strong);
  box-shadow: var(--shadow);
}

.page-home .hero-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  clip-path: polygon(0 13%, 13% 0, 100% 0, 100% 87%, 87% 100%, 0 100%);
}

.page-home .hero-cap {
  display: block;
  padding: 10px 14px;
  font-size: 10px;
  letter-spacing: 0.24em;
  color: var(--slate);
  border-top: 1px solid var(--line);
  text-align: right;
}

/* ============ 导航第三项锚点 ============ */
.page-home .path-anchor {
  padding: 0 0 clamp(46px, 6vw, 72px);
}

.page-home .path-panel {
  margin-top: -30px;
  background: var(--indigo-jewel);
  border: 2px solid rgba(63, 214, 196, 0.38);
  box-shadow: var(--shadow);
  padding: clamp(24px, 4vw, 46px);
  color: var(--paper);
}

.page-home .path-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 40px);
  align-items: start;
}

.page-home .path-title {
  margin: 12px 0 0;
  font-size: clamp(24px, 4.4vw, 40px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-home .path-copy .prose {
  margin: 16px 0 0;
  color: rgba(244, 241, 234, 0.84);
  max-width: 40em;
}

.page-home .path-track {
  list-style: none;
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}

.page-home .path-node {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 12px;
  border: 1px solid var(--cyan-line);
  background: rgba(8, 19, 31, 0.42);
  font-size: 13px;
  color: rgba(244, 241, 234, 0.9);
}

.page-home .path-node.is-key {
  border-color: var(--amber);
  background: rgba(242, 160, 61, 0.16);
  box-shadow: 4px 4px 0 rgba(242, 160, 61, 0.22);
  color: var(--paper);
  font-weight: 700;
}

.page-home .path-num {
  font-size: 11px;
  color: var(--cyan);
  letter-spacing: 0.08em;
}

.page-home .path-node.is-key .path-num {
  color: var(--amber);
}

.page-home .path-arrow-item {
  display: inline-flex;
  color: var(--cyan);
  opacity: 0.75;
}

.page-home .path-hint {
  margin: 20px 0 0;
  padding-left: 14px;
  border-left: 3px solid var(--amber);
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(244, 241, 234, 0.72);
  max-width: 40em;
}

.page-home .path-figure {
  margin: 0;
  border: 2px solid rgba(63, 214, 196, 0.28);
  background: rgba(8, 19, 31, 0.5);
  box-shadow: var(--home-shadow-soft);
}

.page-home .path-figure img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ============ 两处固定栏目 ============ */
.page-home .dual {
  background: var(--paper);
  color: var(--graphite);
  padding-block: clamp(46px, 7vw, 82px);
  border-top: 2px solid var(--graphite);
  border-bottom: 2px solid var(--graphite);
}

.page-home .dual-head h2 {
  color: var(--graphite);
}

.page-home .dual-head .prose {
  color: rgba(16, 20, 24, 0.76);
  max-width: 44em;
}

.page-home .dual-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: clamp(26px, 4vw, 40px);
}

.page-home .note-card {
  position: relative;
  padding: clamp(22px, 3.4vw, 34px);
  background: #FBF9F4;
  border: 2px solid var(--graphite);
  box-shadow: 6px 6px 0 rgba(16, 20, 24, 0.22);
}

.page-home .note-tag {
  display: inline-block;
  margin: 0;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  background: var(--graphite);
  color: var(--cyan);
}

.page-home .note-title {
  margin: 16px 0 0;
  font-size: clamp(20px, 2.8vw, 26px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--graphite);
}

.page-home .note-text {
  margin: 12px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(16, 20, 24, 0.78);
}

.page-home .note-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-home .note-list li {
  position: relative;
  padding: 9px 0 9px 26px;
  border-top: 1px dashed rgba(16, 20, 24, 0.22);
  font-size: 14.5px;
  line-height: 1.6;
  color: rgba(16, 20, 24, 0.82);
}

.page-home .note-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 17px;
  width: 10px;
  height: 10px;
  border: 2px solid var(--wine-jewel);
}

.page-home .note-btn {
  margin-top: 20px;
  border-color: var(--graphite);
  color: var(--graphite);
  box-shadow: 4px 4px 0 rgba(16, 20, 24, 0.24);
}

.page-home .note-btn:hover {
  border-color: var(--wine-jewel);
  color: var(--wine-jewel);
}

/* ============ 服务能力概览 ============ */
.page-home .capability {
  background: var(--ink-900);
  padding-block: clamp(46px, 7vw, 86px);
}

.page-home .cap-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 46px);
  align-items: start;
}

.page-home .cap-figure {
  margin: 0;
  border: 2px solid var(--line-strong);
  box-shadow: var(--shadow);
  background: var(--navy-800);
}

.page-home .cap-figure img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-home .cap-cap {
  display: block;
  padding: 10px 14px;
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--slate);
  border-top: 1px solid var(--line);
}

.page-home .cap-body h2 {
  margin: 12px 0 0;
  font-size: clamp(24px, 4.2vw, 38px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-home .cap-body .prose {
  margin: 16px 0 0;
  color: rgba(244, 241, 234, 0.82);
  max-width: 40em;
}

.page-home .cap-stats {
  list-style: none;
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border: 2px solid var(--line-strong);
  box-shadow: var(--shadow-sm);
}

.page-home .cap-stats > li {
  padding: 18px 16px;
  background: var(--navy-800);
  border-right: 2px solid var(--line);
  border-bottom: 2px solid var(--line);
}

.page-home .cap-stats > li:nth-child(2n) {
  border-right: 0;
}

.page-home .cap-stats > li:nth-child(n + 3) {
  border-bottom: 0;
}

.page-home .cap-num {
  display: block;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(26px, 4vw, 36px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan);
}

.page-home .cap-plus {
  font-size: 0.6em;
  color: var(--amber);
  vertical-align: super;
  margin-left: 2px;
}

.page-home .cap-label {
  display: block;
  margin-top: 8px;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--slate);
}

.page-home .cap-note {
  margin: 20px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(147, 163, 174, 0.95);
  border-left: 3px solid var(--cyan);
  padding-left: 14px;
  max-width: 42em;
}

/* ============ 档案库预览 ============ */
.page-home .archive {
  background: linear-gradient(180deg, var(--ink-900) 0%, var(--navy-800) 100%);
  padding-block: clamp(46px, 7vw, 88px);
}

.page-home .archive h2 {
  margin: 12px 0 0;
  font-size: clamp(24px, 4.2vw, 40px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-home .archive .prose {
  margin: 16px 0 0;
  color: rgba(244, 241, 234, 0.8);
  max-width: 44em;
}

.page-home .archive-figure {
  margin: clamp(24px, 4vw, 38px) 0 clamp(22px, 3vw, 32px);
  border: 2px solid var(--line-strong);
  box-shadow: var(--shadow);
  background: var(--navy-700);
}

.page-home .archive-figure img {
  width: 100%;
  aspect-ratio: 15 / 8;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% 84%, 92% 100%, 0 100%);
}

.page-home .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 clamp(20px, 3vw, 28px);
}

.page-home .filter-btn {
  appearance: none;
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 14px;
  font-family: var(--font-sans);
  font-size: 13px;
  cursor: pointer;
  color: rgba(244, 241, 234, 0.78);
  background: transparent;
  border: 2px solid var(--line-strong);
  box-shadow: 3px 3px 0 rgba(0, 0, 0, 0.32);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-home .filter-btn:hover {
  border-color: var(--cyan);
  color: var(--paper);
}

.page-home .filter-btn[aria-pressed="true"] {
  border-color: var(--amber);
  color: var(--amber);
  box-shadow: 3px 3px 0 rgba(242, 160, 61, 0.25);
}

.page-home .filter-count {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  color: var(--slate);
}

.page-home .filter-btn[aria-pressed="true"] .filter-count {
  color: var(--amber);
}

.page-home .archive-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-home .archive-card {
  position: relative;
  padding: 20px 20px 18px 28px;
  background: var(--navy-800);
  border: 2px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s var(--ease);
}

.page-home .archive-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 6px;
  background: linear-gradient(180deg, var(--mist-b), var(--mist-a));
}

.page-home .archive-card:nth-child(2)::before {
  opacity: 0.82;
}

.page-home .archive-card:nth-child(3)::before {
  opacity: 0.62;
}

.page-home .archive-card:nth-child(4)::before {
  opacity: 0.44;
}

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

.page-home .archive-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.page-home .archive-id {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mist-b);
  border-bottom: 2px solid var(--cyan);
  padding-bottom: 2px;
}

.page-home .archive-summary {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(244, 241, 234, 0.86);
}

.page-home .archive-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.page-home .archive-meta {
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--slate);
}

.page-home .archive-link {
  position: relative;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  text-decoration: none;
  padding-bottom: 3px;
  border-bottom: 2px solid var(--cyan-line);
  transition: border-color 0.18s var(--ease);
}

.page-home .archive-link:hover {
  border-bottom-color: var(--cyan);
}

.page-home .archive-more {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-home .archive-more-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(147, 163, 174, 0.95);
  max-width: 34em;
}

/* ============ 联系与下一步 ============ */
.page-home .closing {
  padding-block: clamp(44px, 6.5vw, 80px);
}

.page-home .closing-panel {
  background: var(--wine-jewel);
  border: 2px solid rgba(242, 160, 61, 0.42);
  box-shadow: var(--shadow);
  padding: clamp(26px, 4.4vw, 50px);
  color: var(--paper);
}

.page-home .closing-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 44px);
  align-items: start;
}

.page-home .closing-copy h2 {
  margin: 12px 0 0;
  font-size: clamp(24px, 4vw, 38px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-home .closing-copy .prose {
  margin: 16px 0 0;
  color: rgba(244, 241, 234, 0.86);
  max-width: 38em;
}

.page-home .closing-copy .btn {
  margin-top: 24px;
}

.page-home .closing-contact {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(244, 241, 234, 0.28);
}

.page-home .closing-contact li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 14px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(244, 241, 234, 0.28);
}

.page-home .closing-label {
  min-width: 68px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  color: rgba(244, 241, 234, 0.62);
}

.page-home .closing-value {
  font-size: 14.5px;
  color: var(--paper);
  text-decoration: none;
  border-bottom: 2px solid rgba(242, 160, 61, 0.5);
  padding-bottom: 1px;
  word-break: break-word;
}

.page-home a.closing-value:hover {
  border-bottom-color: var(--amber);
}

.page-home .closing-note {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(244, 241, 234, 0.76);
  max-width: 36em;
}

.page-home .closing-legal {
  margin: 18px 0 0;
  display: flex;
  gap: 10px;
  align-items: center;
  font-size: 12.5px;
  color: rgba(244, 241, 234, 0.55);
}

.page-home .closing-legal a {
  color: rgba(244, 241, 234, 0.82);
  text-decoration: none;
  border-bottom: 1px solid rgba(244, 241, 234, 0.4);
}

.page-home .closing-legal a:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

/* ============ 响应式 ============ */
@media (min-width: 720px) {
  .page-home .dual-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }

  .page-home .archive-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-home .cap-stats > li {
    padding: 22px 20px;
  }
}

@media (min-width: 900px) {
  .page-home .hero-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(36px, 5vw, 64px);
  }

  .page-home .hero-side {
    padding-right: 26px;
  }

  .page-home .hero-index {
    display: block;
  }

  .page-home .path-panel {
    margin-top: -52px;
  }

  .page-home .path-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: stretch;
  }

  .page-home .path-figure {
    align-self: end;
  }

  .page-home .cap-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(30px, 4vw, 52px);
  }

  .page-home .closing-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .archive-card,
  .page-home .filter-btn,
  .page-home .archive-link {
    transition: none;
  }
}
<<<END>>>