.page-home {
  background: var(--ink-900);
  color: var(--paper-100);
  font-family: var(--font-sans);
  line-height: 1.8;
  letter-spacing: 0.01em;
  overflow-x: clip;
}

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

.page-home .home-wrap {
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- 面包屑 ---------- */
.page-home .breadcrumb {
  padding-block: 0.9rem;
}
.page-home .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--warm-500);
}
.page-home .breadcrumb li + li::before {
  content: "/";
  margin-inline: 0.4rem;
  color: var(--warm-500);
  opacity: 0.6;
}
.page-home .breadcrumb a {
  color: var(--warm-200);
  text-decoration: none;
}
.page-home .breadcrumb a:hover,
.page-home .breadcrumb a:focus-visible {
  color: var(--cyan-400);
}
.page-home .breadcrumb li[aria-current="page"] {
  color: var(--warm-200);
}

/* ---------- 首屏 ---------- */
.page-home .hero-band {
  background:
    radial-gradient(72% 90% at 10% 4%, rgba(55, 227, 210, 0.13), transparent 62%),
    radial-gradient(60% 80% at 92% 0%, rgba(255, 107, 44, 0.16), transparent 64%);
  padding-bottom: clamp(2rem, 5vw, 3.6rem);
}

.page-home .hero-frame {
  position: relative;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-l);
  padding: clamp(1.1rem, 2.6vw, 2.4rem);
  background: linear-gradient(158deg, rgba(18, 38, 64, 0.88), rgba(8, 20, 38, 0.96));
  box-shadow: 0 50px 90px -70px rgba(55, 227, 210, 0.75);
}

.page-home .frame-ticks {
  position: absolute;
  left: 1.4rem;
  right: 1.4rem;
  top: 0;
  height: 7px;
  pointer-events: none;
  background-image: repeating-linear-gradient(90deg, rgba(217, 210, 195, 0.45) 0 1px, transparent 1px 16px);
  opacity: 0.55;
}

.page-home .hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 3.4vw, 2.6rem);
  align-items: start;
}

.page-home .hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  color: var(--cyan-400);
}
.page-home .kicker-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan-400);
  box-shadow: 0 0 0 4px rgba(55, 227, 210, 0.16);
}

.page-home .hero-title {
  margin: 0.7rem 0 0.9rem;
  font-size: clamp(1.95rem, 5vw, 3.4rem);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: 0.07em;
  color: var(--paper-100);
}

.page-home .hero-lead {
  max-width: 46ch;
  margin: 0 0 1.5rem;
  font-size: 1rem;
  color: var(--warm-200);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.6rem;
}

.page-home .entry-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius-m);
  background: var(--signal-500);
  color: #0a1220;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: background 0.25s var(--ease), box-shadow 0.25s var(--ease), transform 0.25s var(--ease);
}
.page-home .entry-btn:hover,
.page-home .entry-btn:focus-visible {
  background: var(--signal-600);
  box-shadow: 0 0 0 1px rgba(255, 134, 84, 0.6), 0 18px 34px -22px rgba(255, 107, 44, 0.9);
  transform: translateY(-1px);
}

.page-home .ghost-btn {
  display: inline-flex;
  align-items: center;
  padding: 0.85rem 1.4rem;
  border-radius: var(--radius-m);
  border: 1px solid var(--line-strong);
  color: var(--paper-100);
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease), background 0.25s var(--ease);
}
.page-home .ghost-btn:hover,
.page-home .ghost-btn:focus-visible {
  border-color: var(--cyan-400);
  color: var(--cyan-400);
  background: var(--tint-cyan);
}

.page-home .hero-meta {
  display: grid;
  gap: 0.5rem;
  margin: 0;
  padding-top: 1.1rem;
  border-top: 1px solid var(--line-soft);
}
.page-home .meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  align-items: baseline;
  font-size: 0.875rem;
}
.page-home .meta-row dt {
  min-width: 5.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--warm-500);
}
.page-home .meta-row dd {
  margin: 0;
  color: var(--paper-100);
}

.page-home .hero-side {
  display: grid;
  gap: 1rem;
}

.page-home .hero-visual {
  margin: 0;
  border-radius: var(--radius-m);
  overflow: hidden;
  border: 1px solid var(--line-soft);
}
.page-home .hero-visual img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  opacity: 0.92;
}

.page-home .sync-card {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-m);
  background: rgba(18, 38, 64, 0.62);
  backdrop-filter: blur(14px);
  padding: 1rem 1.15rem;
}
.page-home .sync-card-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.85rem;
}
.page-home .sync-title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  color: var(--warm-200);
}
.page-home .sync-status {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin: 0;
  font-size: 0.75rem;
  color: var(--green-400);
}
.page-home .sync-status .status-dot {
  background: var(--green-400);
  box-shadow: 0 0 0 4px rgba(66, 201, 154, 0.16);
  border-radius: 50%;
  width: 7px;
  height: 7px;
}
.page-home .sync-list {
  display: grid;
  gap: 0.6rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-home .sync-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px dashed rgba(217, 210, 195, 0.12);
}
.page-home .sync-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.page-home .sync-num {
  font-family: var(--font-mono);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--cyan-400);
  letter-spacing: 0.02em;
}
.page-home .sync-label {
  font-size: 0.8125rem;
  color: var(--warm-500);
}

/* ---------- 通用章节头 ---------- */
.page-home .band-head {
  margin-bottom: 1.4rem;
}
.page-home .band-kicker {
  margin: 0 0 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan-400);
}
.page-home .band-title {
  margin: 0 0 0.6rem;
  font-size: clamp(1.35rem, 3vw, 1.9rem);
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: 0.06em;
}
.page-home .band-lead {
  margin: 0;
  max-width: 56ch;
  font-size: 0.9375rem;
  color: var(--warm-200);
}

/* ---------- 版本对照（实色浅色层） ---------- */
.page-home .version-band {
  margin-top: clamp(2rem, 5vw, 3.4rem);
  padding: clamp(1.3rem, 3vw, 2.6rem);
  border-radius: var(--radius-l);
  background: var(--paper-100);
  color: var(--ink-900);
}
.page-home .version-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.4rem, 3vw, 2.4rem);
  align-items: start;
}
.page-home .log-visual {
  margin: 0;
  border-radius: var(--radius-m);
  overflow: hidden;
  border: 1px solid rgba(8, 20, 38, 0.12);
  background: var(--ink-700);
}
.page-home .log-visual img {
  width: 100%;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}
.page-home .version-band .band-kicker {
  color: var(--signal-500);
}
.page-home .version-band .band-title {
  color: var(--ink-900);
}
.page-home .version-band .band-lead {
  color: var(--ink-700);
}

.page-home .version-switch {
  position: relative;
  margin-top: 1.2rem;
}
.page-home .ver-input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  opacity: 0;
  clip-path: inset(50%);
  pointer-events: none;
}
.page-home .ver-labels {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.page-home .ver-label {
  cursor: pointer;
  padding: 0.45rem 0.95rem;
  border: 1px solid rgba(8, 20, 38, 0.2);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--ink-700);
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.page-home .ver-label:hover {
  border-color: var(--ink-700);
}
.page-home #ver52:checked ~ .ver-labels .ver-label[for="ver52"],
.page-home #ver48:checked ~ .ver-labels .ver-label[for="ver48"] {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--paper-100);
}
.page-home .ver-panel {
  display: none;
  border: 1px solid rgba(8, 20, 38, 0.14);
  border-radius: var(--radius-m);
  background: rgba(255, 255, 255, 0.55);
  padding: 1rem 1.1rem;
}
.page-home #ver52:checked ~ .ver-panel--52 {
  display: block;
}
.page-home #ver48:checked ~ .ver-panel--48 {
  display: block;
}
.page-home .ver-fields {
  display: grid;
  gap: 0.7rem;
  margin: 0;
}
.page-home .ver-field {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.15rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px dashed rgba(8, 20, 38, 0.14);
}
.page-home .ver-field:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.page-home .ver-key {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  color: var(--warm-500);
}
.page-home .ver-val {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--ink-900);
}
.page-home .version-note {
  margin: 1.1rem 0 0;
  padding-left: 0.9rem;
  border-left: 2px solid var(--signal-500);
  font-size: 0.875rem;
  color: var(--ink-700);
}

/* ---------- 移动端顺序：订阅先于路径 ---------- */
.page-home .home-flow {
  display: flex;
  flex-direction: column;
  gap: clamp(2rem, 5vw, 3.4rem);
  padding-top: clamp(2rem, 5vw, 3.4rem);
}
.page-home .home-flow .sync-band {
  order: -1;
}

/* ---------- 路径 ---------- */
.page-home .path-band {
  padding: clamp(1.2rem, 3vw, 2.2rem) 0;
  border-top: 1px solid var(--line-soft);
}
.page-home .path-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.4rem, 3vw, 2.4rem);
  align-items: center;
}
.page-home .path-steps {
  display: grid;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}
.page-home .path-step {
  position: relative;
  padding: 0.95rem 1rem 0.95rem 1.15rem;
  border-left: 1px solid var(--line-strong);
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}
.page-home .path-step:hover,
.page-home .path-step:focus-within {
  border-left-color: var(--cyan-400);
  background: var(--tint-cyan);
}
.page-home .step-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  color: var(--cyan-400);
  margin-bottom: 0.25rem;
}
.page-home .step-title {
  margin: 0 0 0.25rem;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--paper-100);
}
.page-home .step-text {
  margin: 0;
  font-size: 0.875rem;
  color: var(--warm-200);
}
.page-home .path-figure {
  margin: 0;
  border-radius: var(--radius-m);
  overflow: hidden;
  border: 1px solid var(--line-soft);
}
.page-home .path-figure img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-home .stat-strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin: clamp(1.6rem, 4vw, 2.6rem) 0 0;
  padding: 1.2rem 0 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}
.page-home .stat-item {
  display: grid;
  gap: 0.15rem;
}
.page-home .stat-num {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--warm-200);
}
.page-home .stat-label {
  font-size: 0.8125rem;
  color: var(--warm-500);
}

/* ---------- 订阅时间线 ---------- */
.page-home .sync-band {
  padding: clamp(1.3rem, 3vw, 2.4rem);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-l);
  background:
    radial-gradient(80% 70% at 80% 0%, rgba(55, 227, 210, 0.1), transparent 62%),
    linear-gradient(170deg, rgba(18, 38, 64, 0.9), rgba(8, 20, 38, 0.96));
}
.page-home .sync-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.4rem, 3vw, 2.2rem);
  align-items: start;
}
.page-home .sync-figure {
  margin: 0;
  border-radius: var(--radius-m);
  overflow: hidden;
  border: 1px solid var(--line-soft);
}
.page-home .sync-figure img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  opacity: 0.94;
}
.page-home .timeline {
  position: relative;
  margin: 0;
  padding: 0 0 0 1.4rem;
  list-style: none;
}
.page-home .timeline::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 6px;
  bottom: 6px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan-400), rgba(55, 227, 210, 0.1));
}
.page-home .tl-item {
  position: relative;
  padding-bottom: 1.15rem;
}
.page-home .tl-item:last-child {
  padding-bottom: 0;
}
.page-home .tl-dot {
  position: absolute;
  left: -1.4rem;
  top: 0.55rem;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ink-900);
  border: 1px solid var(--cyan-400);
  box-shadow: 0 0 0 3px rgba(55, 227, 210, 0.14);
}
.page-home .tl-title {
  margin: 0 0 0.2rem;
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--paper-100);
}
.page-home .tl-text {
  margin: 0;
  font-size: 0.875rem;
  color: var(--warm-200);
}

/* ---------- 服务与常见问题 ---------- */
.page-home .service-band {
  margin: clamp(2rem, 5vw, 3.4rem) 0 clamp(2rem, 5vw, 3rem);
  padding: clamp(1.3rem, 3vw, 2.6rem);
  border-radius: var(--radius-l);
  border: 1px solid var(--line-soft);
  background: rgba(217, 210, 195, 0.05);
}
.page-home .service-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
}
.page-home .service-card {
  display: block;
  padding: 1.15rem 1.2rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-m);
  background: rgba(18, 38, 64, 0.5);
  color: inherit;
  text-decoration: none;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease), background 0.25s var(--ease);
}
.page-home .service-card:hover,
.page-home .service-card:focus-visible {
  border-color: var(--cyan-400);
  background: rgba(18, 38, 64, 0.78);
  transform: translateY(-2px);
}
.page-home .card-kicker {
  margin: 0 0 0.3rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--warm-500);
}
.page-home .card-title {
  margin: 0 0 0.45rem;
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--paper-100);
}
.page-home .card-text {
  margin: 0 0 0.85rem;
  font-size: 0.875rem;
  color: var(--warm-200);
}
.page-home .card-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--cyan-400);
  border-bottom: 1px solid rgba(55, 227, 210, 0.4);
}

.page-home .faq-list {
  margin-top: clamp(1.6rem, 4vw, 2.4rem);
  border-bottom: 1px solid var(--line-soft);
}
.page-home .faq-item {
  border-top: 1px solid var(--line-soft);
}
.page-home .faq-q {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.95rem 0;
  cursor: pointer;
  list-style: none;
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--paper-100);
}
.page-home .faq-q::-webkit-details-marker {
  display: none;
}
.page-home .faq-q::after {
  content: "+";
  font-family: var(--font-mono);
  color: var(--cyan-400);
  font-weight: 400;
}
.page-home .faq-item[open] .faq-q::after {
  content: "–";
}
.page-home .faq-a {
  margin: 0 0 1rem;
  max-width: 62ch;
  font-size: 0.875rem;
  color: var(--warm-200);
}

.page-home .service-contact {
  margin: 1.4rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
  color: var(--warm-500);
}

.page-home .to-top {
  margin: 1.6rem 0 0;
  text-align: right;
}
.page-home .to-top a {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--warm-500);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 2px;
}
.page-home .to-top a:hover,
.page-home .to-top a:focus-visible {
  color: var(--cyan-400);
  border-bottom-color: var(--cyan-400);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-home .hero-meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.9rem 1.2rem;
  }
  .page-home .meta-row {
    display: grid;
    gap: 0.15rem;
  }
  .page-home .stat-strip {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-home .service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-home .ver-field {
    grid-template-columns: 6.5rem minmax(0, 1fr);
    align-items: baseline;
    gap: 0.75rem;
  }
}

@media (min-width: 960px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
  .page-home .hero-frame {
    margin-left: -0.5rem;
    padding-left: calc(clamp(1.1rem, 2.6vw, 2.4rem) + 0.5rem);
  }
  .page-home .version-grid {
    grid-template-columns: minmax(0, 4.5fr) minmax(0, 7.5fr);
  }
  .page-home .log-visual {
    position: sticky;
    top: 1.5rem;
  }
  .page-home .home-flow {
    display: block;
    padding-top: clamp(2rem, 5vw, 3.4rem);
  }
  .page-home .home-flow .sync-band {
    order: 0;
  }
  .page-home .path-band {
    padding-top: 0;
    border-top: 0;
  }
  .page-home .path-layout {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  }
  .page-home .sync-band {
    margin-top: clamp(2rem, 5vw, 3.4rem);
  }
  .page-home .sync-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  }
  .page-home .service-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .entry-btn,
  .page-home .ghost-btn,
  .page-home .service-card,
  .page-home .path-step,
  .page-home .ver-label {
    transition: none;
  }
  .page-home .service-card:hover,
  .page-home .entry-btn:hover {
    transform: none;
  }
}
<<<END>>>