.page-home {
  --home-index-w: 224px;
  --home-flow-gap: clamp(32px, 5vw, 72px);
  display: block;
}

/* ---------- 首屏：对角切割 ---------- */
.page-home .home-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(104px, 13vw, 160px) 0 clamp(52px, 7vw, 96px);
  background: var(--navy-900);
}

.page-home .home-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background: var(--ink-900);
  clip-path: polygon(0 0, 100% 0, 56% 100%, 0 100%);
}

.page-home .home-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(62, 92, 107, 0.22) 0 1px, transparent 1px 84px),
    repeating-linear-gradient(0deg, rgba(62, 92, 107, 0.16) 0 1px, transparent 1px 84px);
  -webkit-mask-image: linear-gradient(155deg, rgba(0, 0, 0, 0.95), transparent 72%);
  mask-image: linear-gradient(155deg, rgba(0, 0, 0, 0.95), transparent 72%);
}

.page-home .home-hero-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 5vw, 56px);
  align-items: end;
}

@media (min-width: 960px) {
  .page-home .home-hero-shell {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: clamp(24px, 4vw, 64px);
  }
}

.page-home .hero-copy .eyebrow {
  color: var(--lime);
  letter-spacing: 0.14em;
}

.page-home .hero-copy h1 {
  margin: 14px 0 20px;
  font-family: var(--font-head);
  font-size: clamp(2.3rem, 5.6vw, 4.5rem);
  line-height: 1.02;
  letter-spacing: -0.015em;
  font-weight: 700;
  color: var(--text);
  max-width: 18ch;
}

.page-home .hero-copy .lede {
  margin: 0 0 30px;
  max-width: 46ch;
  font-size: clamp(1rem, 1.3vw, 1.12rem);
  line-height: 1.75;
  color: var(--text);
  opacity: 0.86;
}

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

/* 首屏数据面板 */
.page-home .hero-panel {
  position: relative;
  overflow: hidden;
  border: 2px solid var(--stroke-2);
  background: var(--navy-800);
  box-shadow: var(--shadow);
}

.page-home .hero-panel-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
  filter: saturate(0.55) contrast(1.05);
}

.page-home .hero-stats {
  position: relative;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.page-home .hero-stat {
  padding: clamp(18px, 2.2vw, 28px) clamp(16px, 2vw, 24px);
  border-right: 2px solid var(--stroke-2);
  border-bottom: 2px solid var(--stroke-2);
  min-width: 0;
}

.page-home .hero-stat:nth-child(2n) {
  border-right: 0;
}

.page-home .hero-stat:nth-last-child(-n + 2) {
  border-bottom: 0;
}

.page-home .hero-stat .stat-label {
  order: 2;
  display: block;
  margin: 8px 0 0;
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.page-home .hero-stat .stat-value {
  order: 1;
  display: block;
  margin: 0 0 0 -6px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(2.1rem, 4.6vw, 3.7rem);
  line-height: 0.92;
  letter-spacing: -0.03em;
  color: var(--lime);
  font-variant-numeric: tabular-nums;
}

.page-home .hero-stat:nth-child(2n) .stat-value {
  color: var(--orange);
}

/* ---------- 主体双栏 ---------- */
.page-home .home-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-flow-gap);
  padding-top: clamp(48px, 7vw, 88px);
  padding-bottom: clamp(56px, 8vw, 104px);
}

@media (min-width: 1024px) {
  .page-home .home-body {
    grid-template-columns: var(--home-index-w) minmax(0, 1fr);
    align-items: start;
  }
}

/* 章节索引 */
.page-home .home-index {
  border: 2px solid var(--stroke);
  background: var(--ink-800);
  padding: 18px 18px 20px;
}

@media (min-width: 1024px) {
  .page-home .home-index {
    position: sticky;
    top: 108px;
  }
}

.page-home .home-index .eyebrow {
  color: var(--muted);
  letter-spacing: 0.16em;
  margin: 0;
}

.page-home .home-index-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

@media (min-width: 1024px) {
  .page-home .home-index-list {
    flex-direction: column;
    flex-wrap: nowrap;
  }
}

.page-home .home-index-list a {
  display: block;
  padding: 8px 10px;
  font-size: 0.92rem;
  line-height: 1.4;
  color: var(--muted);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color var(--dur) ease, background-color var(--dur) ease, border-color var(--dur) ease;
}

.page-home .home-index-list a:hover,
.page-home .home-index-list a:focus-visible {
  color: var(--text);
  background: var(--ink-700);
  border-left-color: var(--lime);
}

/* 内容流 */
.page-home .home-flow > .home-section + .home-section {
  border-top: 2px solid var(--stroke);
  padding-top: clamp(44px, 6vw, 80px);
}

.page-home .home-section + .home-section {
  margin-top: clamp(44px, 6vw, 80px);
}

.page-home .section-head {
  margin-bottom: clamp(24px, 3vw, 40px);
}

.page-home .section-head .eyebrow {
  color: var(--orange);
  letter-spacing: 0.16em;
  margin: 0;
}

.page-home .section-head h2 {
  margin: 12px 0 16px;
  font-family: var(--font-head);
  font-size: clamp(1.75rem, 3.4vw, 2.75rem);
  line-height: 1.08;
  letter-spacing: -0.012em;
  font-weight: 700;
  color: var(--text);
  max-width: 24ch;
}

.page-home .section-head .lede {
  margin: 0;
  max-width: 62ch;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--muted);
}

/* 图片容器 */
.page-home .figure {
  margin: 0;
  border: 2px solid var(--stroke-2);
  background: var(--navy-900);
  box-shadow: var(--shadow);
}

.page-home .figure-frame {
  display: block;
  overflow: hidden;
}

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

.page-home .figure-caption {
  padding: 12px 16px;
  border-top: 2px solid var(--stroke-2);
  font-size: 0.84rem;
  line-height: 1.6;
  color: var(--muted);
  background: var(--ink-800);
}

/* ---------- 覆盖范围 ---------- */
.page-home .coverage-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 40px);
  align-items: start;
}

@media (min-width: 880px) {
  .page-home .coverage-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  }
}

.page-home .coverage-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .coverage-list li {
  display: grid;
  grid-template-columns: minmax(64px, auto) minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 16px 18px;
  border: 2px solid var(--stroke);
  background: var(--ink-800);
  color: var(--text);
  font-size: 0.95rem;
  line-height: 1.7;
}

.page-home .coverage-list li .mono {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--lime);
  font-variant-numeric: tabular-nums;
}

/* ---------- 四个入口 ---------- */
.page-home .entries-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

@media (min-width: 760px) {
  .page-home .entries-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 26px;
  }
  .page-home .entry-card--b,
  .page-home .entry-card--d {
    margin-top: 46px;
  }
}

.page-home .entry-card {
  position: relative;
  display: block;
  padding: clamp(20px, 2.4vw, 30px);
  border: 2px solid var(--stroke);
  background: var(--ink-800);
  box-shadow: var(--shadow);
  color: var(--text);
  text-decoration: none;
  transition: transform var(--dur) ease-out, box-shadow var(--dur) ease-out, border-color var(--dur) ease-out;
}

.page-home .entry-card.card--navy {
  background: var(--navy-800);
  border-color: var(--stroke-2);
}

.page-home .entry-card:hover,
.page-home .entry-card:focus-visible {
  transform: translate(-4px, -4px);
  box-shadow: 12px 12px 0 rgba(0, 0, 0, 0.5);
  border-color: var(--lime);
}

.page-home .entry-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--lime);
  margin-bottom: 12px;
}

.page-home .entry-card--b .entry-num,
.page-home .entry-card--d .entry-num {
  color: var(--orange);
}

.page-home .entry-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: clamp(1.35rem, 2.1vw, 1.7rem);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-home .entry-card p {
  margin: 0 0 18px;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--muted);
  max-width: 40ch;
}

.page-home .entry-link {
  display: inline-block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--lime);
  border-bottom: 2px solid var(--lime);
  padding-bottom: 2px;
}

.page-home .entry-card--b .entry-link,
.page-home .entry-card--d .entry-link {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

/* ---------- 数据节奏 ---------- */
.page-home .pipeline-steps {
  list-style: none;
  margin: 0 0 clamp(26px, 3.5vw, 44px);
  padding: 0;
  display: grid;
  gap: 14px;
  counter-reset: pipe;
}

.page-home .pipeline-step {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 20px 20px 22px;
  border: 2px solid var(--stroke);
  border-left: 6px solid var(--lime);
  background: var(--ink-800);
}

.page-home .pipeline-step:nth-child(2n) {
  border-left-color: var(--orange);
  background: var(--navy-900);
}

@media (min-width: 720px) {
  .page-home .pipeline-step {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 22px;
    align-items: start;
  }
}

.page-home .step-mark {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--lime);
  font-variant-numeric: tabular-nums;
}

.page-home .pipeline-step:nth-child(2n) .step-mark {
  color: var(--orange);
}

.page-home .pipeline-step h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--text);
}

.page-home .pipeline-step p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--muted);
  max-width: 62ch;
}

.page-home .pipeline-figure {
  max-width: 720px;
}

/* ---------- 桌面工具 ---------- */
.page-home .toolkit {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

@media (min-width: 900px) {
  .page-home .toolkit {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 24px;
  }
  .page-home .toolkit-filters {
    grid-column: 1 / span 5;
  }
  .page-home .toolkit-preview {
    grid-column: 6 / span 7;
  }
  .page-home .toolkit-facts {
    grid-column: 1 / span 12;
  }
  .page-home .toolkit-cta {
    grid-column: 1 / span 12;
    justify-self: start;
  }
}

.page-home .toolkit-filters {
  padding: 22px;
  border: 2px solid var(--stroke);
  background: var(--ink-800);
  box-shadow: var(--shadow);
}

.page-home .toolkit-label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-home .filter-chips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-home .filter-chips li {
  padding: 7px 14px;
  border: 2px solid var(--stroke-2);
  border-radius: 999px;
  font-size: 0.87rem;
  color: var(--text);
  background: var(--navy-800);
}

.page-home .filter-chips li:first-child,
.page-home .filter-chips li:nth-child(4) {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink-900);
  font-weight: 700;
}

.page-home .filter-chips li:nth-child(3) {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--ink-900);
  font-weight: 700;
}

.page-home .toolkit-note {
  margin: 16px 0 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-home .toolkit-preview {
  border: 2px solid var(--stroke-2);
  background: var(--navy-900);
  box-shadow: var(--shadow);
  overflow: hidden;
}

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

.page-home .toolkit-facts {
  margin: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

@media (min-width: 760px) {
  .page-home .toolkit-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-home .toolkit-fact {
  padding: 18px 20px;
  border: 2px solid var(--stroke);
  background: var(--navy-900);
}

.page-home .toolkit-fact dt {
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--lime);
  margin-bottom: 8px;
}

.page-home .toolkit-fact dd {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 使用场景 ---------- */
.page-home .who-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

@media (min-width: 720px) {
  .page-home .who-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

.page-home .who-card {
  padding: 22px;
  border: 2px solid var(--stroke);
  background: var(--ink-800);
  box-shadow: var(--shadow);
  transition: transform var(--dur) ease-out, box-shadow var(--dur) ease-out;
}

.page-home .who-card:hover {
  transform: translate(-4px, -4px);
  box-shadow: 12px 12px 0 rgba(0, 0, 0, 0.5);
}

.page-home .who-card:nth-child(2) {
  background: var(--navy-800);
  border-color: var(--stroke-2);
}

@media (min-width: 720px) {
  .page-home .who-card:nth-child(2) {
    margin-top: 34px;
  }
}

.page-home .who-card .tag {
  display: inline-block;
  margin-bottom: 14px;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
}

.page-home .who-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.25;
  color: var(--text);
}

.page-home .who-card p {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 服务与联系 ---------- */
.page-home .reach-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

@media (min-width: 800px) {
  .page-home .reach-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }
}

.page-home .reach-card {
  padding: 22px;
  border: 2px solid var(--stroke);
  background: var(--ink-800);
  box-shadow: var(--shadow);
}

.page-home .reach-card.card--navy {
  background: var(--navy-800);
  border-color: var(--stroke-2);
}

.page-home .reach-card h3 {
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--text);
}

.page-home .reach-list,
.page-home .reach-check {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .reach-list li {
  display: grid;
  grid-template-columns: minmax(48px, auto) minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--text);
  word-break: break-word;
}

.page-home .reach-key {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--lime);
}

.page-home .reach-check li {
  position: relative;
  padding-left: 22px;
  font-size: 0.93rem;
  line-height: 1.72;
  color: var(--text);
}

.page-home .reach-check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 10px;
  height: 10px;
  background: var(--orange);
}

.page-home .reach-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 34px);
}

.page-home .reach-legal {
  margin: 22px 0 0;
  font-size: 0.84rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-home .reach-legal a {
  color: var(--muted);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-home .reach-legal a:hover,
.page-home .reach-legal a:focus-visible {
  color: var(--lime);
}

@media (prefers-reduced-motion: reduce) {
  .page-home .entry-card,
  .page-home .who-card,
  .page-home .home-index-list a {
    transition: none;
  }
  .page-home .entry-card:hover,
  .page-home .entry-card:focus-visible,
  .page-home .who-card:hover {
    transform: none;
  }
}