.page-home {
  position: relative;
  isolation: isolate;
  overflow-x: clip;
  color: var(--text);
}

.page-home::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    radial-gradient(1200px 620px at 84% -8%, rgba(123, 92, 255, 0.22), transparent 62%),
    radial-gradient(900px 520px at 2% 24%, rgba(242, 183, 74, 0.10), transparent 66%),
    radial-gradient(760px 700px at 60% 98%, rgba(78, 216, 192, 0.09), transparent 72%),
    radial-gradient(1.4px 1.4px at 12% 14%, rgba(217, 242, 255, 0.85), transparent 55%),
    radial-gradient(1.2px 1.2px at 28% 42%, rgba(217, 242, 255, 0.65), transparent 55%),
    radial-gradient(1.6px 1.6px at 47% 8%, rgba(242, 183, 74, 0.75), transparent 55%),
    radial-gradient(1.1px 1.1px at 63% 30%, rgba(217, 242, 255, 0.6), transparent 55%),
    radial-gradient(1.5px 1.5px at 78% 56%, rgba(217, 242, 255, 0.7), transparent 55%),
    radial-gradient(1.2px 1.2px at 88% 12%, rgba(123, 92, 255, 0.8), transparent 55%),
    radial-gradient(1.3px 1.3px at 8% 72%, rgba(217, 242, 255, 0.55), transparent 55%),
    radial-gradient(1.4px 1.4px at 92% 82%, rgba(217, 242, 255, 0.65), transparent 55%),
    radial-gradient(1.1px 1.1px at 36% 88%, rgba(242, 183, 74, 0.65), transparent 55%);
  animation: home-drift 45s var(--ease) infinite alternate;
}

@keyframes home-drift {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(0, -22px, 0); }
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  padding: clamp(2rem, 5vw, 3.25rem) 0 clamp(1.75rem, 4vw, 2.75rem);
  border-bottom: 1px solid var(--rule);
}

.page-home .home-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 2.75rem);
  align-items: start;
}

.page-home .home-hero__coord {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-home .home-hero__title {
  margin: 0.9rem 0 0;
  max-width: 20ch;
  font-size: clamp(1.85rem, 5.2vw, 3.05rem);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--ice);
  text-shadow: 0 0 44px rgba(123, 92, 255, 0.35);
}

.page-home .home-hero__lede {
  margin: 1.1rem 0 0;
  max-width: 60ch;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--text);
}

.page-home .home-hero__metrics {
  list-style: none;
  margin: 1.9rem 0 0;
  padding: 1.35rem 0 0;
  border-top: 1px solid var(--rule);
  display: grid;
  gap: 1.1rem;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.page-home .home-metric__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  line-height: 1.1;
  letter-spacing: 0.02em;
  color: var(--gold);
}

.page-home .home-metric__unit {
  margin-left: 0.15rem;
  font-family: var(--font-cn);
  font-size: 0.875rem;
  color: var(--gold);
}

.page-home .home-metric__label {
  display: block;
  margin-top: 0.4rem;
  font-size: 0.8125rem;
  line-height: 1.65;
  color: var(--muted);
}

.page-home .home-hero__actions,
.page-home .home-return__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.75rem 0 0;
}

.page-home .home-hero__aside {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.page-home .home-login {
  padding: 1.25rem 1.25rem 1.35rem;
  border: 1px solid var(--rule);
  border-top: 2px solid var(--gold);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(242, 183, 74, 0.13), rgba(13, 21, 48, 0.62) 58%);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 18px 40px rgba(6, 10, 27, 0.55);
}

.page-home .home-login__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-home .home-login__text {
  margin: 0.7rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--ice);
}

.page-home .home-login__note {
  margin: 0.6rem 0 0;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--muted);
}

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

.page-home .img-frame__cap {
  padding: 0.6rem 0.15rem 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-home .home-hero__figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: linear-gradient(150deg, #0B1330, #050814);
}

/* ---------- 三栏骨架 ---------- */
.page-home .home-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  padding-top: clamp(2rem, 4vw, 3rem);
  padding-bottom: clamp(3rem, 6vw, 4.5rem);
}

.page-home .home-rail { display: none; }

.page-home .home-rail__title {
  margin: 0 0 0.85rem;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.page-home .home-rail .rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.15rem;
}

.page-home .home-rail .rail__link {
  display: block;
  padding: 0.4rem 0;
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-home .home-rail .rail__link:hover { color: var(--ice); }

.page-home .home-rail .rail__link[data-active] {
  color: var(--gold);
  border-bottom-color: rgba(242, 183, 74, 0.45);
}

.page-home .home-flow {
  display: grid;
  gap: clamp(2.25rem, 4vw, 3.25rem);
}

/* ---------- 章节 ---------- */
.page-home .home-chapter {
  padding-top: clamp(1.5rem, 3vw, 2.25rem);
  border-top: 1px solid var(--rule);
}

.page-home .home-flow > .home-chapter:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-home .home-chapter__head { margin-bottom: 1.5rem; }

.page-home .section__index {
  margin: 0 0 0.6rem;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-home .section__title {
  margin: 0;
  max-width: 26ch;
  font-size: clamp(1.5rem, 3.4vw, 2.25rem);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--ice);
}

.page-home .section__lead {
  margin: 0.85rem 0 0;
  max-width: 62ch;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 能力 ---------- */
.page-home .home-capability {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.page-home .home-capability .prose {
  max-width: 62ch;
  font-size: 1rem;
}

.page-home .home-capability__text p {
  margin: 0 0 1em;
  line-height: 1.85;
  color: var(--text);
}

.page-home .home-capability__text p:last-child { margin-bottom: 0; }

.page-home .home-capability__figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: linear-gradient(150deg, #0B1330, #050814);
}

.page-home .home-stats {
  list-style: none;
  margin: 2rem 0 0;
  padding: 1.35rem 0 0;
  border-top: 1px solid var(--rule);
  display: grid;
  gap: 1.15rem;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

.page-home .home-stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.35rem, 3vw, 1.9rem);
  line-height: 1.15;
  letter-spacing: 0.03em;
  color: var(--data);
}

.page-home .home-stat__label {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.8125rem;
  line-height: 1.65;
  color: var(--muted);
}

.page-home .home-industries {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}

.page-home .home-industries__title {
  margin: 0 0 0.75rem;
  font-size: 1.125rem;
  line-height: 1.5;
  color: var(--ice);
}

.page-home .home-industries__text p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--muted);
}

.page-home .home-industries__figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: linear-gradient(150deg, #0B1330, #050814);
}

/* ---------- 标签页 ---------- */
.page-home .home-tabs { margin-top: 0.5rem; }

.page-home .home-tabs .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--rule);
}

.page-home .home-tabs .tabs__tab {
  padding: 0.5rem 0.95rem;
  font-family: var(--font-cn);
  font-size: 0.9375rem;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  cursor: pointer;
  transition: color 200ms var(--ease), border-color 200ms var(--ease), background 200ms var(--ease);
}

.page-home .home-tabs .tabs__tab:hover {
  color: var(--ice);
  border-color: var(--violet);
  background: rgba(123, 92, 255, 0.12);
}

.page-home .home-tabs .tabs__tab[aria-selected="true"] {
  color: var(--ink);
  font-weight: 700;
  background: linear-gradient(120deg, var(--gold), #FFD98A);
  border-color: var(--gold);
}

.page-home .home-tabs .tabs__panel { padding-top: 1.5rem; }

.page-home .home-tabs .tabs__panel + .tabs__panel {
  padding-top: 2.25rem;
  border-top: 1px dashed var(--rule);
}

.page-home .home-panel__who {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 1rem;
  padding: 0.75rem 0.9rem;
  border-left: 2px solid var(--violet);
  background: rgba(123, 92, 255, 0.08);
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--ice);
}

.page-home .home-panel__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}

.page-home .home-panel__list li {
  position: relative;
  padding-left: 1.15rem;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--text);
}

.page-home .home-panel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 6px;
  background: var(--data);
  transform: rotate(45deg);
}

.page-home .home-panel__link {
  display: inline-block;
  margin-top: 1.25rem;
  padding-bottom: 0.15rem;
  font-size: 0.9375rem;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 183, 74, 0.45);
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-home .home-panel__link:hover {
  color: #FFD98A;
  border-bottom-color: #FFD98A;
}

/* ---------- 资料 ---------- */
.page-home .home-downloads { margin-top: 1.5rem; }

.page-home .chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-home .chip {
  padding: 0.4rem 0.75rem;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  cursor: pointer;
  transition: color 160ms var(--ease), border-color 160ms var(--ease), background 160ms var(--ease);
}

.page-home .chip:hover {
  color: var(--ice);
  border-color: var(--data);
}

.page-home .chip[aria-pressed="true"] {
  color: var(--ink);
  font-weight: 700;
  background: var(--data);
  border-color: var(--data);
}

.page-home .home-docs {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-home .home-doc {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1.15rem 1.2rem 1.25rem;
  background: var(--layer);
  transition: background 160ms var(--ease);
}

.page-home .home-doc:hover { background: rgba(217, 242, 255, 0.05); }
.page-home .home-doc[hidden] { display: none; }

.page-home .home-doc__title {
  margin: 0;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--ice);
}

.page-home .home-doc__desc {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-home .home-downloads__figure {
  margin: 1.5rem 0 0;
  max-width: 640px;
  overflow: hidden;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: linear-gradient(150deg, #0B1330, #050814);
}

/* ---------- 交付 ---------- */
.page-home .home-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-home .home-step {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding: 1.5rem 1.35rem 1.6rem;
  background: var(--layer);
  border-top: 2px solid transparent;
  transition: border-color 200ms var(--ease), background 200ms var(--ease);
}

.page-home .home-step:hover {
  border-top-color: var(--gold);
  background: rgba(217, 242, 255, 0.05);
}

.page-home .home-step__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--data);
}

.page-home .home-step__title {
  margin: 0;
  font-size: 1.0625rem;
  line-height: 1.5;
  color: var(--ice);
}

.page-home .home-step__desc {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--text);
}

.page-home .home-step__prep {
  margin: auto 0 0;
  padding-top: 0.85rem;
  border-top: 1px dashed var(--rule);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-home .home-steps__note {
  margin: 1.25rem 0 0;
  padding-left: 0.9rem;
  border-left: 2px solid var(--rule);
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 回访 ---------- */
.page-home .home-return {
  padding: clamp(1.5rem, 3vw, 2.25rem);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius);
  background:
    linear-gradient(120deg, rgba(13, 21, 48, 0.92), rgba(13, 21, 48, 0.55) 68%),
    radial-gradient(600px 300px at 100% 0%, rgba(123, 92, 255, 0.28), transparent 70%);
}

.page-home .home-return__body p {
  margin: 0 0 0.9rem;
  max-width: 62ch;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--text);
}

.page-home .home-return__body p:last-child { margin-bottom: 0; }

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-home .home-docs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 860px) {
  .page-home .home-capability {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: start;
    gap: 2rem;
  }
  .page-home .home-industries {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
    align-items: center;
    gap: 2rem;
  }
  .page-home .home-steps { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (min-width: 960px) {
  .page-home .home-hero__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.85fr);
  }
  .page-home .home-hero__lede { font-size: 1.0625rem; }
}

@media (min-width: 1024px) {
  .page-home .home-shell {
    grid-template-columns: 180px minmax(0, 1fr);
    gap: 3rem;
  }
  .page-home .home-rail {
    display: block;
    position: sticky;
    top: 8.5rem;
    align-self: start;
    padding-left: 1rem;
    border-left: 1px solid var(--rule);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home::before { animation: none; }
  .page-home .home-tabs .tabs__tab,
  .page-home .chip,
  .page-home .home-doc,
  .page-home .home-step,
  .page-home .home-panel__link,
  .page-home .home-rail .rail__link {
    transition: color 120ms linear, background-color 120ms linear, border-color 120ms linear;
  }
}