.page-home {
  --home-shadow: 0 26px 64px rgba(2, 16, 12, 0.62);
  --home-shadow-soft: 0 14px 34px rgba(2, 16, 12, 0.42);
  display: block;
  overflow-x: hidden;
  background: var(--pitch-950);
  color: var(--text);
}

.page-home a:focus-visible,
.page-home .home-jump__link:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ---------- 首屏 ---------- */

.page-home .home-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: clamp(2.25rem, 6vw, 4rem) clamp(3.5rem, 9vw, 6.5rem);
  background: var(--pitch-950);
}

.page-home .home-hero__slice {
  position: absolute;
  inset: 0 0 auto 0;
  height: 130%;
  z-index: -3;
  background-color: var(--pitch-900);
  background-image:
    repeating-linear-gradient(90deg, rgba(23, 53, 44, 0.55) 0 1px, transparent 1px 88px),
    repeating-linear-gradient(0deg, rgba(23, 53, 44, 0.4) 0 1px, transparent 1px 88px);
  clip-path: polygon(0 0, 100% 0, 100% 91%, 0 100%);
}

.page-home .home-hero__scene {
  position: absolute;
  top: 0;
  right: 0;
  width: 80%;
  height: 52%;
  z-index: -2;
  overflow: hidden;
  clip-path: polygon(26% 0, 100% 0, 100% 100%, 0 100%);
  opacity: 0.24;
  pointer-events: none;
}

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

.page-home .home-hero__scene::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(205deg, rgba(5, 16, 13, 0.3), rgba(5, 16, 13, 0.95) 76%);
}

.page-home .home-hero__tactics {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 4%;
  width: 100%;
  height: 42%;
  z-index: -2;
  opacity: 0.4;
  pointer-events: none;
}

.page-home .home-hero__tactics path {
  fill: none;
  stroke: var(--cyan-400);
  stroke-width: 1.3;
  stroke-dasharray: 7 11;
  opacity: 0.7;
}

.page-home .home-hero__tactics circle {
  fill: var(--ember-500);
}

.page-home .home-hero__ring {
  fill: none;
  stroke: var(--cyan-400);
  stroke-width: 1;
  transform-box: fill-box;
  transform-origin: center;
  animation: home-pulse 2.4s var(--ease) infinite;
}

@keyframes home-pulse {
  0% { opacity: 0.75; }
  50% { opacity: 0.12; }
  100% { opacity: 0.75; }
}

.page-home .home-hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(1.75rem, 5vw, 3rem);
  align-items: start;
}

.page-home .home-hero__lead,
.page-home .home-hero__panel {
  grid-column: 1 / -1;
}

.page-home .display-title {
  margin: 0.75rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 5.4vw, 3.75rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--paper-050);
}

.page-home .lede {
  margin: 1.25rem 0 0;
  max-width: 34em;
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--text);
}

.page-home .home-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.75rem 0 0;
  padding: 0;
  list-style: none;
}

.page-home .home-jump__link {
  display: inline-flex;
  align-items: center;
  padding: 0.6rem 1.05rem;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: var(--pitch-800);
  color: var(--text);
  font-size: 0.875rem;
  text-decoration: none;
  transition: border-color var(--dur-slow) var(--ease), background-color var(--dur-slow) var(--ease), color var(--dur-slow) var(--ease);
}

.page-home .home-jump__link:hover {
  border-color: var(--cyan-400);
  background: var(--pitch-700);
  color: var(--cyan-200);
}

.page-home .home-hero__panel {
  position: relative;
  padding: clamp(1.25rem, 3.2vw, 1.85rem);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--pitch-800);
  box-shadow: var(--home-shadow);
  transition: transform var(--dur-slow) var(--ease), border-color var(--dur-slow) var(--ease), background-color var(--dur-slow) var(--ease);
}

.page-home .home-hero__panel:hover,
.page-home .home-hero__panel:focus-within {
  transform: translateY(-2px);
  border-color: var(--cyan-400);
  background: var(--pitch-700);
}

.page-home .home-panel__title {
  margin: 0.6rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.375rem;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--paper-050);
}

.page-home .home-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.15rem 1rem;
  margin-top: 1.5rem;
}

.page-home .home-metric {
  padding-left: 0.8rem;
  border-left: 2px solid var(--line);
  transition: border-color var(--dur-slow) var(--ease);
}

.page-home .home-metric:hover {
  border-left-color: var(--cyan-400);
}

.page-home .home-metric__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.375rem;
  letter-spacing: 0.04em;
  color: var(--cyan-200);
}

.page-home .home-metric--ember .home-metric__value {
  color: var(--ember-500);
}

.page-home .home-metric__label {
  margin: 0.2rem 0 0;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

.page-home .home-metric__note {
  display: block;
  margin: 0.4rem 0 0;
  font-size: 0.8125rem;
  line-height: 1.65;
  color: var(--text-dim);
  opacity: 0.9;
}

/* ---------- 通用内容带 ---------- */

.page-home .home-band {
  position: relative;
  padding-block: clamp(3rem, 8vw, 5.5rem);
  background: var(--pitch-950);
}

.page-home .home-band--alt {
  background: var(--pitch-900);
}

.page-home .home-band--edge {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-home .home-band__grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(1.75rem, 4.5vw, 3rem);
  align-items: center;
}

.page-home .home-band__grid > * {
  grid-column: 1 / -1;
}

.page-home .home-band__body > * + * {
  margin-top: 1rem;
}

.page-home .home-band__body p {
  margin: 0;
  max-width: 34em;
  line-height: 1.8;
}

.page-home .home-band__body--wide {
  max-width: 46em;
}

.page-home .home-h2 {
  margin: 0.65rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.6vw, 2.25rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper-050);
}

.page-home .home-band__media {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--pitch-800);
  box-shadow: var(--home-shadow-soft);
}

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

.page-home .home-band__media--tall img {
  aspect-ratio: 3 / 4;
}

.page-home .home-band__media--wide img {
  aspect-ratio: 3 / 2;
}

.page-home .home-facts {
  display: grid;
  gap: 0.7rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.page-home .home-facts li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-home .home-facts li::before {
  content: "";
  width: 6px;
  height: 6px;
  margin-top: 0.6em;
  border-radius: 50%;
  background: var(--cyan-400);
}

.page-home .actions {
  margin-top: 1.6rem;
}

/* ---------- 档案浮出卡 ---------- */

.page-home .home-dossier {
  position: relative;
  padding: clamp(1rem, 2.5vw, 1.35rem);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--pitch-800);
  box-shadow: var(--home-shadow);
  transition: transform var(--dur-slow) var(--ease), border-color var(--dur-slow) var(--ease), background-color var(--dur-slow) var(--ease);
}

.page-home .home-dossier:hover,
.page-home .home-dossier:focus-within {
  transform: translateY(-2px);
  border-color: var(--cyan-400);
  background: var(--pitch-700);
}

.page-home .home-dossier__cover {
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-home .home-dossier__cover img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.page-home .home-dossier__meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  margin-top: 0.9rem;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

.page-home .home-dossier__code {
  color: var(--cyan-200);
}

.page-home .home-dossier__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.85rem;
}

/* ---------- 观察报告四类 ---------- */

.page-home .home-report-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1.85rem;
}

.page-home .home-report {
  padding: 1.15rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--pitch-800);
  transition: transform var(--dur-slow) var(--ease), border-color var(--dur-slow) var(--ease), background-color var(--dur-slow) var(--ease);
}

.page-home .home-report:hover,
.page-home .home-report:focus-within {
  transform: translateY(-2px);
  border-color: var(--cyan-400);
  background: var(--pitch-700);
}

.page-home .home-report__index {
  margin: 0;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--ember-500);
}

.page-home .home-report__title {
  margin: 0.4rem 0 0.45rem;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--paper-050);
}

.page-home .home-report__text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.72;
  color: var(--text-dim);
}

.page-home .home-band__foot {
  display: grid;
  gap: 1.25rem;
  align-items: center;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.page-home .home-band__foot-text {
  margin: 0;
  max-width: 40em;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--text-dim);
}

/* ---------- 导出三步 ---------- */

.page-home .home-steps {
  display: grid;
  gap: 1.15rem;
  margin: 1.75rem 0 0;
  padding: 0;
  list-style: none;
}

.page-home .home-steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
}

.page-home .home-steps__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.5rem;
  padding: 0.3rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  color: var(--cyan-400);
}

.page-home .home-steps__title {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--paper-050);
}

.page-home .home-steps__text {
  margin: 0.35rem 0 0;
  max-width: 32em;
  font-size: 0.9375rem;
  line-height: 1.72;
  color: var(--text-dim);
}

/* ---------- 底部信任条 ---------- */

.page-home .home-trust {
  padding-block: clamp(2.75rem, 6.5vw, 4.25rem);
  background: var(--pitch-900);
  border-top: 1px solid var(--line);
}

.page-home .home-trust__grid {
  display: grid;
  gap: 2rem;
}

.page-home .home-trust__text {
  margin: 1rem 0 0;
  max-width: 38em;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-home .home-trust__list {
  display: grid;
  gap: 0.9rem;
  margin: 0;
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--pitch-800);
}

.page-home .home-trust__row {
  display: grid;
  grid-template-columns: 4.25rem 1fr;
  gap: 0.85rem;
  align-items: baseline;
}

.page-home .home-trust__key {
  margin: 0;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

.page-home .home-trust__val {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--text);
  word-break: break-word;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-home .home-report-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .home-band__foot {
    grid-template-columns: 1fr auto;
  }
}

@media (min-width: 900px) {
  .page-home .home-hero__slice {
    clip-path: polygon(0 0, 100% 0, 100% 72%, 0 100%);
  }

  .page-home .home-hero__scene {
    width: min(58%, 720px);
    height: 66%;
    opacity: 0.34;
  }

  .page-home .home-hero__tactics {
    height: 52%;
    bottom: 6%;
  }

  .page-home .home-hero__lead {
    grid-column: 1 / span 7;
  }

  .page-home .home-hero__panel {
    grid-column: 8 / -1;
    margin-top: clamp(1.5rem, 4vw, 3.25rem);
    margin-right: clamp(-2.5rem, -2vw, 0rem);
  }

  .page-home .home-band__grid--split > .home-band__media {
    grid-column: 1 / span 4;
  }

  .page-home .home-band__grid--split > .home-band__body {
    grid-column: 6 / span 7;
  }

  .page-home .home-band__grid--archive > .home-band__body {
    grid-column: 1 / span 7;
  }

  .page-home .home-band__grid--archive > .home-dossier {
    grid-column: 8 / span 5;
    margin-top: clamp(-4rem, -4vw, -2rem);
  }

  .page-home .home-band__grid--export > .home-band__body {
    grid-column: 1 / span 6;
  }

  .page-home .home-band__grid--export > .home-band__media {
    grid-column: 8 / span 5;
  }

  .page-home .home-trust__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: 3rem;
    align-items: start;
  }
}

@media (min-width: 1200px) {
  .page-home .home-hero__panel {
    margin-right: -2.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-hero__ring {
    animation: none;
    opacity: 0.4;
  }

  .page-home .home-hero__panel,
  .page-home .home-dossier,
  .page-home .home-report,
  .page-home .home-jump__link,
  .page-home .home-metric {
    transition-duration: 1ms;
  }
}