.page-home {
  --home-pad: clamp(18px, 3vw, 40px);
  --home-gap: clamp(16px, 2.6vw, 32px);
  background-color: var(--ink-900);
  color: var(--paper);
  overflow-x: clip;
}

.page-home section[id] {
  scroll-margin-top: clamp(72px, 9vw, 104px);
}

.page-home .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: clamp(14px, 2.2vw, 26px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--slate-500);
}

.page-home .breadcrumb a {
  color: var(--slate-300);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-home .breadcrumb a:hover,
.page-home .breadcrumb a:focus-visible {
  color: var(--signal);
}

/* 首屏框景 */
.page-home .home-hero {
  padding-bottom: clamp(26px, 4vw, 56px);
}

.page-home .hero-frame {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  margin-top: clamp(12px, 1.8vw, 20px);
  border: var(--hair);
  background: linear-gradient(155deg, var(--ink-800) 0%, var(--ink-900) 64%);
  overflow: hidden;
}

.page-home .hero-frame__grid {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.6;
}

.page-home .hero-rail {
  position: relative;
  padding: 16px var(--home-pad) 14px;
  border-bottom: var(--hair);
}

.page-home .hero-rail__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--slate-500);
}

.page-home .hero-rail__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-home .hero-rail__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border: var(--hair);
  color: var(--paper);
  font-size: 14px;
  white-space: nowrap;
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .hero-rail__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--slate-500);
}

.page-home .hero-rail__item:hover,
.page-home .hero-rail__item:focus-visible {
  border-color: var(--signal);
  color: var(--signal);
}

.page-home .hero-rail__note {
  display: none;
  margin: 12px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--slate-500);
}

.page-home .hero-core {
  position: relative;
  padding: clamp(24px, 3.4vw, 48px) var(--home-pad);
  min-width: 0;
}

.page-home .hero-core h1 {
  max-width: 16em;
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 3.4rem);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.035em;
}

.page-home .hero-core__lead {
  max-width: 46ch;
  margin: clamp(14px, 1.8vw, 20px) 0 0;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: var(--slate-300);
}

.page-home .hero-core__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 18px;
  margin: clamp(20px, 2.6vw, 30px) 0 0;
  padding-top: clamp(16px, 2vw, 22px);
  border-top: var(--hair);
}

.page-home .hero-stat {
  min-width: 0;
}

.page-home .hero-stat__v {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--signal);
}

.page-home .hero-stat__u {
  font-size: 0.62em;
  margin-left: 2px;
}

.page-home .hero-stat__k {
  display: block;
  margin-top: 5px;
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--slate-500);
}

.page-home .hero-core__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(20px, 2.6vw, 30px);
}

.page-home .hero-side {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: var(--home-pad);
  border-top: var(--hair);
  background-color: rgba(11, 31, 26, 0.62);
}

.page-home .hero-side .tag {
  align-self: flex-start;
}

.page-home .hero-side__ver {
  margin: 0;
  font-size: clamp(28px, 4vw, 34px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--signal);
}

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

.page-home .hero-side__sys li {
  padding: 3px 7px;
  border: var(--hair);
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--slate-300);
}

.page-home .hero-side__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: var(--hair);
  object-fit: cover;
}

.page-home .hero-side__fee {
  display: grid;
  gap: 0;
  margin-top: 2px;
}

.page-home .hero-side__fee a {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 9px 0;
  border-top: var(--hair);
  font-size: 13px;
  color: var(--slate-300);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-home .hero-side__fee a:hover,
.page-home .hero-side__fee a:focus-visible {
  color: var(--signal);
}

/* 区块头 */
.page-home .sec-head {
  max-width: 62ch;
}

.page-home .sec-head__lead {
  margin: 14px 0 0;
  font-size: clamp(14.5px, 1.5vw, 16px);
  line-height: 1.8;
  color: var(--slate-300);
}

.page-home .home-services .sec-head__lead,
.page-home .home-services .sec-head__lead * {
  color: var(--slate-500);
}

/* 费用与周期 */
.page-home .home-paths {
  border-top: var(--hair);
}

.page-home .paths-banner {
  margin: clamp(20px, 3vw, 32px) 0 0;
}

.page-home .paths-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 6;
  object-fit: cover;
  border: var(--hair);
  opacity: 0.85;
}

.page-home .path-table {
  margin-top: clamp(20px, 3vw, 32px);
  border-bottom: var(--hair);
}

.page-home .path-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 6px 14px;
  padding: 16px 10px 16px 0;
  border-top: var(--hair);
  color: inherit;
  text-decoration: none;
  transition: background-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-home .path-row:hover,
.page-home .path-row:focus-visible {
  background-color: var(--ink-800);
  box-shadow: inset 3px 0 0 var(--signal);
}

.page-home .path-row__k {
  grid-column: 1;
  grid-row: 1;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-home .path-row__go {
  grid-column: 2;
  grid-row: 1;
  justify-self: end;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--signal);
  white-space: nowrap;
}

.page-home .path-row__v {
  grid-column: 1 / -1;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--slate-300);
}

.page-home .path-row__v .num {
  font-size: 20px;
}

.page-home .path-row__n {
  grid-column: 1 / -1;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate-500);
}

/* 设备类型标签 */
.page-home .home-devices {
  border-top: var(--hair);
  border-bottom: var(--hair);
  background-color: var(--ink-800);
}

.page-home .devices-figure {
  margin: clamp(20px, 3vw, 30px) 0 0;
}

.page-home .devices-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: var(--hair);
}

.page-home .devtabs {
  position: relative;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-home .devtabs__input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.page-home .devtabs__bar {
  display: flex;
  gap: 8px;
  padding-bottom: 6px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-home .devtabs__tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border: var(--hair);
  font-size: 14px;
  color: var(--slate-300);
  white-space: nowrap;
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-home .devtabs__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--slate-500);
}

.page-home .devtabs__tab:hover {
  color: var(--paper);
}

.page-home #dev-phone:checked ~ .devtabs__bar label[for="dev-phone"],
.page-home #dev-tablet:checked ~ .devtabs__bar label[for="dev-tablet"],
.page-home #dev-desktop:checked ~ .devtabs__bar label[for="dev-desktop"],
.page-home #dev-wear:checked ~ .devtabs__bar label[for="dev-wear"],
.page-home #dev-car:checked ~ .devtabs__bar label[for="dev-car"] {
  color: var(--paper);
  border-color: var(--signal);
  box-shadow: inset 3px 0 0 var(--signal);
}

.page-home #dev-phone:focus-visible ~ .devtabs__bar label[for="dev-phone"],
.page-home #dev-tablet:focus-visible ~ .devtabs__bar label[for="dev-tablet"],
.page-home #dev-desktop:focus-visible ~ .devtabs__bar label[for="dev-desktop"],
.page-home #dev-wear:focus-visible ~ .devtabs__bar label[for="dev-wear"],
.page-home #dev-car:focus-visible ~ .devtabs__bar label[for="dev-car"] {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

.page-home .devtabs__panels {
  margin-top: clamp(14px, 2.2vw, 22px);
  border: var(--hair);
  background-color: var(--ink-900);
}

.page-home .devpanel {
  display: none;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.4vw, 28px);
  padding: clamp(20px, 3vw, 34px);
}

.page-home #dev-phone:checked ~ .devtabs__panels .devpanel--phone,
.page-home #dev-tablet:checked ~ .devtabs__panels .devpanel--tablet,
.page-home #dev-desktop:checked ~ .devtabs__panels .devpanel--desktop,
.page-home #dev-wear:checked ~ .devtabs__panels .devpanel--wear,
.page-home #dev-car:checked ~ .devtabs__panels .devpanel--car {
  display: grid;
}

.page-home .devpanel__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.2vw, 25px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.page-home .devpanel__lead {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--slate-300);
}

.page-home .devpanel__link {
  display: inline-block;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--signal);
  text-decoration: none;
  border-bottom: 1px solid var(--signal);
  padding-bottom: 2px;
}

.page-home .devpanel__facts {
  display: grid;
  gap: 0;
  align-content: start;
}

.page-home .devpanel__fact {
  display: grid;
  grid-template-columns: 5.5em minmax(0, 1fr);
  gap: 10px;
  margin: 0;
  padding: 10px 0;
  border-top: var(--hair);
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--slate-300);
}

.page-home .devpanel__fact span:first-child {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--slate-500);
}

/* 服务清单（纸白阅读面） */
.page-home .home-services {
  color: var(--ink-900);
}

.page-home .svc-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  column-gap: clamp(20px, 4vw, 56px);
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  list-style: none;
}

.page-home .svc {
  padding: 18px 0 20px;
  border-top: 1px solid rgba(43, 70, 61, 0.45);
}

.page-home .svc__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--signal-deep);
}

.page-home .svc__t {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: 16.5px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-home .svc__d {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--slate-500);
}

/* 办理动线 */
.page-home .home-process {
  border-bottom: var(--hair);
}

.page-home .process-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.page-home .steps {
  margin: clamp(18px, 2.6vw, 28px) 0 0;
  padding: 0;
  list-style: none;
}

.page-home .step {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  padding: 15px 0;
  border-top: var(--hair);
}

.page-home .step__n {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--signal);
  padding-top: 3px;
}

.page-home .step__t {
  margin: 0;
  font-family: var(--font-display);
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-home .step__d {
  margin: 7px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--slate-300);
}

.page-home .process-main .btn {
  margin-top: clamp(18px, 2.4vw, 26px);
}

.page-home .process-figure {
  margin: 0;
}

.page-home .process-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
  border: var(--hair);
}

.page-home .process-figure .figure__caption {
  margin-top: 10px;
}

/* 版本与适配 */
.page-home .version-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.6vw, 48px);
  align-items: start;
}

.page-home .version-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(18px, 2.4vw, 26px);
}

.page-home .version-side {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background-color: var(--line);
  border: var(--hair);
}

.page-home .version-stat {
  padding: clamp(14px, 2vw, 20px);
  background-color: var(--ink-800);
  min-width: 0;
}

.page-home .version-stat__v {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(19px, 2.4vw, 24px);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--signal);
}

.page-home .version-stat__u {
  font-size: 0.6em;
  margin-left: 2px;
}

.page-home .version-stat__k {
  display: block;
  margin-top: 6px;
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--slate-500);
}

/* 页脚信息入口 */
.page-home .home-vault {
  padding-bottom: clamp(36px, 5vw, 72px);
}

.page-home .vault-frame {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 40px);
  padding: clamp(22px, 3.2vw, 40px);
  border: var(--hair);
  background: linear-gradient(120deg, var(--ink-800), var(--ink-900) 78%);
}

.page-home .vault-copy__lead {
  margin: 14px 0 0;
  max-width: 52ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--slate-300);
}

.page-home .vault-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(18px, 2.2vw, 24px);
}

.page-home .vault-contact {
  display: grid;
  gap: 0;
  align-content: start;
}

.page-home .vault-contact .contact-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 12px 0;
  border-top: var(--hair);
}

.page-home .vault-contact .contact-line__k {
  min-width: 3em;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--slate-500);
}

.page-home .vault-contact .contact-line__v {
  flex: 1 1 auto;
  min-width: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--paper);
  word-break: break-all;
}

.page-home .vault-contact__note {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--slate-500);
}

/* 桌面端布局 */
@media (min-width: 720px) {
  .page-home .svc-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .page-home .hero-frame {
    grid-template-columns: 186px minmax(0, 1fr) 268px;
  }

  .page-home .hero-rail {
    position: sticky;
    top: clamp(76px, 8vw, 96px);
    align-self: start;
    padding-top: clamp(20px, 2.4vw, 32px);
    border-bottom: 0;
    border-right: var(--hair);
  }

  .page-home .hero-rail__list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-home .hero-rail__item {
    display: flex;
    justify-content: flex-start;
    width: 100%;
    padding: 11px 0;
    border: 0;
    border-bottom: var(--hair);
  }

  .page-home .hero-rail__note {
    display: block;
  }

  .page-home .hero-side {
    border-top: 0;
    border-left: var(--hair);
  }

  .page-home .path-row {
    grid-template-columns: 190px 200px minmax(0, 1fr) 130px;
    align-items: center;
    gap: 4px 20px;
    padding: 18px 12px 18px 12px;
  }

  .page-home .path-row__k,
  .page-home .path-row__v,
  .page-home .path-row__n,
  .page-home .path-row__go {
    grid-row: 1;
  }

  .page-home .path-row__k { grid-column: 1; }
  .page-home .path-row__v { grid-column: 2; }
  .page-home .path-row__n { grid-column: 3; }
  .page-home .path-row__go { grid-column: 4; }

  .page-home .devpanel {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }

  .page-home .process-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-home .process-figure {
    position: sticky;
    top: clamp(80px, 8vw, 100px);
  }

  .page-home .version-grid {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  }

  .page-home .vault-frame {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
  }
}

@media (min-width: 1120px) {
  .page-home .svc-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .hero-core__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .version-side {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .path-row,
  .page-home .hero-rail__item,
  .page-home .devtabs__tab,
  .page-home .breadcrumb a {
    transition: none;
  }
}
<<<END>>>