.page-home {
  --home-gap: clamp(14px, 2.2vw, 22px);
  --home-hair: rgba(217, 179, 108, .26);
  --home-hair-cyan: rgba(45, 226, 230, .3);
  background: var(--ink);
  color: var(--paper);
  overflow-x: clip;
}

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

.page-home .eyebrow {
  color: var(--cyan);
  letter-spacing: .18em;
}

.page-home .home-inline-link {
  color: var(--sand);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-home .home-inline-link:hover,
.page-home .home-inline-link:focus-visible {
  color: var(--coral-soft);
}

/* ============ 首屏拼贴 ============ */
.page-home .home-hero {
  position: relative;
  padding: calc(var(--header-h) + clamp(16px, 4vw, 40px)) 0 clamp(44px, 6vw, 76px);
  background:
    radial-gradient(820px 480px at 88% -8%, rgba(255, 107, 74, .22), transparent 62%),
    radial-gradient(700px 440px at 2% 4%, rgba(45, 226, 230, .15), transparent 68%),
    linear-gradient(180deg, #061A2B 0%, #0A2A40 58%, #061A2B 100%);
  overflow: hidden;
}

.page-home .home-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(143, 166, 184, .1) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, rgba(143, 166, 184, .07) 0 1px, transparent 1px 72px);
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .9), transparent 90%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .9), transparent 90%);
  pointer-events: none;
}

.page-home .home-hero .breadcrumb {
  position: relative;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-home .home-hero__grid {
  position: relative;
  z-index: 2;
  display: grid;
  gap: var(--home-gap);
  grid-template-columns: minmax(0, 1fr);
  grid-template-areas:
    "main"
    "stack"
    "rail";
  margin-top: clamp(16px, 3vw, 30px);
}

.page-home .hero-card--main { grid-area: main; }
.page-home .hero-stack {
  grid-area: stack;
  display: grid;
  gap: var(--home-gap);
}
.page-home .hero-rail { grid-area: rail; }

/* 主卡 */
.page-home .hero-card--main {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: 430px;
  overflow: hidden;
  background: var(--ink-2);
  border: 2px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), 0 100%);
}

.page-home .hero-card--main > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .55;
}

.page-home .hero-card--main::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 26, 43, .12) 0%, rgba(6, 26, 43, .74) 60%, rgba(6, 26, 43, .96) 100%);
}

.page-home .hero-card__body {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: clamp(20px, 3.4vw, 36px);
  padding-bottom: clamp(38px, 4.6vw, 54px);
}

.page-home .hero-card__title {
  margin: 10px 0 16px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 8vw, 70px);
  line-height: .98;
  letter-spacing: -.012em;
  text-wrap: balance;
}

.page-home .hero-card__lede {
  max-width: 48ch;
  margin: 0 0 22px;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.75;
  color: rgba(234, 242, 247, .88);
}

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

/* 右侧叠层卡 */
.page-home .hero-card--version {
  position: relative;
  overflow: hidden;
  background: var(--ink-2);
  border: 2px solid var(--line-cyan);
  box-shadow: var(--shadow-hard);
}

.page-home .hero-card__strip img {
  width: 100%;
  height: 104px;
  object-fit: cover;
  opacity: .8;
}

.page-home .hero-card__mini {
  padding: 16px 18px 20px;
}

.page-home .hero-card__kicker {
  margin: 0 0 6px;
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--cyan);
}

.page-home .hero-card__h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 2.6vw, 28px);
  line-height: 1.15;
  color: var(--paper);
}

.page-home .hero-card--version p {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-home .hero-card__link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
  padding-bottom: 2px;
}

.page-home .hero-card__link:hover,
.page-home .hero-card__link:focus-visible {
  color: var(--coral-soft);
  border-bottom-color: var(--coral);
}

.page-home .hero-card--android {
  padding: 18px 18px 20px;
  background: linear-gradient(135deg, rgba(255, 107, 74, .18), rgba(10, 42, 64, .92));
  border: 2px solid var(--line);
  border-left: 6px solid var(--coral);
  box-shadow: var(--shadow-hard);
}

.page-home .hero-card--android .tag {
  display: inline-block;
  margin-bottom: 10px;
}

.page-home .hero-card--android p {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(234, 242, 247, .84);
}

/* 左侧节点栏 */
.page-home .hero-rail {
  border-top: 2px solid var(--home-hair);
  padding-top: 16px;
}

.page-home .hero-rail__label {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--sand);
}

.page-home .hero-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .hero-rail__item {
  position: relative;
  padding: 0 0 18px 18px;
}

.page-home .hero-rail__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 7px;
  height: 7px;
  background: var(--sand);
  box-shadow: 0 0 0 3px rgba(217, 179, 108, .16);
}

.page-home .hero-rail__item::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 17px;
  bottom: 2px;
  width: 1px;
  background: var(--home-hair);
}

.page-home .hero-rail__item:last-child::after {
  display: none;
}

.page-home .hero-rail__item span {
  display: block;
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-home .hero-rail__item em {
  display: block;
  margin-top: 3px;
  font-style: normal;
  font-size: 14px;
  color: var(--paper);
}

/* ============ 使用路径 ============ */
.page-home .home-guide {
  padding: clamp(48px, 7vw, 92px) 0;
  background: var(--ink-2);
  border-top: 1px solid var(--home-hair);
  border-bottom: 1px solid var(--home-hair);
}

.page-home .home-guide__inner {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  grid-template-columns: minmax(0, 1fr);
}

.page-home .home-guide__title {
  margin: 8px 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 4.6vw, 46px);
  line-height: 1.06;
  letter-spacing: -.01em;
}

.page-home .home-guide__lede {
  max-width: 46ch;
  margin: 0 0 clamp(22px, 3vw, 34px);
  font-size: 16px;
  line-height: 1.75;
  color: rgba(234, 242, 247, .82);
}

.page-home .step-list {
  list-style: none;
  margin: 0 0 clamp(22px, 3vw, 32px);
  padding: 0;
  display: grid;
  gap: clamp(16px, 2.2vw, 24px);
}

.page-home .step {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 14px;
  padding-top: 16px;
  border-top: 1px solid var(--home-hair);
}

.page-home .step__num {
  font-size: 20px;
  line-height: 1;
  color: var(--coral);
}

.page-home .step__body h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-home .step__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-home .home-guide__figure {
  margin: 0;
  background: var(--ink);
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
}

.page-home .home-guide__figure img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  opacity: .9;
}

.page-home .home-guide__figure figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--home-hair);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .05em;
  line-height: 1.6;
  color: var(--muted);
}

/* ============ 改动信号 ============ */
.page-home .home-signal {
  padding: clamp(48px, 7vw, 92px) 0;
  background:
    radial-gradient(620px 340px at 12% 0%, rgba(45, 226, 230, .13), transparent 70%),
    radial-gradient(560px 320px at 92% 90%, rgba(255, 107, 74, .14), transparent 72%),
    linear-gradient(180deg, #061A2B, #082236 70%, #061A2B);
}

.page-home .home-signal__title {
  margin: 8px 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 4.6vw, 46px);
  line-height: 1.06;
}

.page-home .home-signal__lede {
  max-width: 60ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(234, 242, 247, .82);
}

.page-home .signal-grid {
  display: grid;
  gap: var(--home-gap);
  grid-template-columns: minmax(0, 1fr);
  margin-top: clamp(24px, 3.4vw, 38px);
}

.page-home .signal-card {
  padding: 20px 20px 22px;
  background: rgba(10, 42, 64, .72);
  border: 2px solid var(--home-hair);
  border-top-width: 5px;
}

.page-home .signal-card--coral { border-top-color: var(--coral); }
.page-home .signal-card--cyan { border-top-color: var(--cyan); }
.page-home .signal-card--sand { border-top-color: var(--sand); }

.page-home .signal-card .tag {
  display: inline-block;
  margin-bottom: 12px;
}

.page-home .signal-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  line-height: 1.25;
  color: var(--paper);
}

.page-home .signal-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-home .stat-strip {
  list-style: none;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: clamp(20px, 3vw, 30px) 0 0;
  border-top: 1px solid var(--home-hair);
  display: grid;
  gap: var(--home-gap);
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}

.page-home .stat-num {
  display: block;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 5.2vw, 54px);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--sand);
}

.page-home .stat-strip li:nth-child(1) .stat-num { color: var(--coral); }
.page-home .stat-strip li:nth-child(2) .stat-num { color: var(--cyan); }

.page-home .stat-label {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--muted);
}

.page-home .home-signal__more {
  margin: clamp(22px, 3vw, 34px) 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(234, 242, 247, .78);
}

/* ============ 设备与账号 ============ */
.page-home .home-device {
  padding: clamp(48px, 7vw, 92px) 0;
  background: var(--ink);
  border-top: 1px solid var(--home-hair);
}

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

.page-home .home-device__figure {
  margin: 0;
  border: 2px solid var(--line-cyan);
  background: var(--ink-2);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
  transform: rotate(-.7deg);
}

.page-home .home-device__figure img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  opacity: .92;
}

.page-home .home-device__title {
  margin: 8px 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 4.6vw, 46px);
  line-height: 1.06;
}

.page-home .home-device__text > p {
  margin: 0 0 18px;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(234, 242, 247, .84);
}

.page-home .check-list {
  list-style: none;
  margin: 0 0 clamp(22px, 3vw, 30px);
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .check-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted);
}

.page-home .check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 10px;
  height: 10px;
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(45, 226, 230, .5);
}

/* ============ 联系收束 ============ */
.page-home .home-contact {
  padding: clamp(48px, 7vw, 88px) 0 clamp(52px, 7vw, 96px);
  background: linear-gradient(180deg, #061A2B 0%, #0A2A40 100%);
  border-top: 3px solid var(--coral);
}

.page-home .home-contact__inner {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  grid-template-columns: minmax(0, 1fr);
}

.page-home .home-contact__title {
  margin: 8px 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 4.6vw, 46px);
  line-height: 1.06;
}

.page-home .home-contact__pitch p {
  max-width: 44ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(234, 242, 247, .82);
}

.page-home .home-contact__card {
  padding: clamp(20px, 3vw, 30px);
  background: rgba(18, 63, 92, .5);
  border: 2px solid var(--home-hair);
  border-left: 6px solid var(--sand);
  box-shadow: var(--shadow-hard);
}

.page-home .contact-lines {
  margin: 0 0 22px;
  display: grid;
  gap: 16px;
}

.page-home .contact-lines__row dt {
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--sand);
  margin-bottom: 4px;
}

.page-home .contact-lines__row dd {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--paper);
  overflow-wrap: anywhere;
}

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

/* ============ 桌面布局 ============ */
@media (min-width: 900px) {
  .page-home .home-hero__grid {
    grid-template-columns: 176px minmax(0, 1.32fr) minmax(0, 1fr);
    grid-template-areas: "rail main stack";
    align-items: start;
  }

  .page-home .hero-rail {
    border-top: 0;
    border-left: 2px solid var(--home-hair);
    padding-top: 0;
    padding-left: 16px;
    margin-top: 8px;
  }

  .page-home .hero-card--main {
    min-height: 540px;
  }

  .page-home .hero-stack {
    margin-top: 48px;
  }

  .page-home .hero-card--version {
    transform: translateX(-16px);
  }

  .page-home .hero-card--android {
    transform: translateX(12px);
  }

  .page-home .hero-card--version,
  .page-home .hero-card--android {
    transition: transform .35s var(--ease), box-shadow .35s var(--ease);
  }

  .page-home .hero-card--version:hover,
  .page-home .hero-card--android:hover {
    box-shadow: 6px 6px 0 var(--void), 0 0 26px rgba(45, 226, 230, .28);
    transform: translateX(-16px) translateY(-4px);
  }

  .page-home .hero-card--android:hover {
    transform: translateX(12px) translateY(-4px);
  }

  .page-home .hero-card--main:hover > img {
    opacity: .64;
  }

  .page-home .hero-card--main > img {
    transition: opacity .5s var(--ease);
  }

  .page-home .home-guide__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: start;
  }

  .page-home .signal-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .home-device__inner {
    grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
    align-items: center;
  }

  .page-home .home-contact__inner {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .hero-card--version,
  .page-home .hero-card--android,
  .page-home .hero-card--main > img {
    transition: none !important;
  }

  .page-home .hero-card--version,
  .page-home .hero-card--android,
  .page-home .home-device__figure {
    transform: none !important;
  }
}
<<<END>>>