.page-home {
  --home-rule: rgba(244, 231, 210, .16);
  --home-shadow: 0 18px 42px -28px rgba(14, 44, 38, .65);
  background: var(--sand-lite);
  color: var(--txt);
  overflow-x: clip;
}

.page-home h1,
.page-home h2,
.page-home h3 {
  margin: 0;
}

.page-home .section-label {
  font-family: var(--mono);
  font-size: .75rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold-deep);
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  margin: 0;
}

.page-home .section-label::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--gold);
  display: block;
}

/* ---------- 面包屑 ---------- */
.home-crumbs {
  padding-top: .85rem;
  padding-bottom: .85rem;
}

.page-home .crumbs {
  font-size: .8125rem;
  color: var(--txt-2);
  display: flex;
  align-items: center;
  gap: .5rem;
}

.page-home .crumbs__sep {
  color: var(--gold-deep);
}

/* ---------- 首屏拼贴 ---------- */
.home-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink);
  color: var(--sand);
  padding-block: 2.25rem 3rem;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), 0 100%);
}

.home-hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.home-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  object-position: 68% 55%;
}

.home-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 14% 6%, rgba(41, 199, 184, .18), transparent 58%),
    linear-gradient(190deg, rgba(14, 44, 38, .48) 0%, rgba(14, 44, 38, .87) 56%, var(--ink) 100%);
}

.home-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 1.6rem;
}

.home-hero__lead h1 {
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(2.25rem, 11vw, 4.25rem);
  line-height: 1.02;
  letter-spacing: -.01em;
  color: var(--paper);
  margin: .5rem 0 .7rem;
}

.home-hero__lead .lede {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--sand);
  max-width: 36ch;
  margin: 0 0 1.3rem;
}

.home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
}

.home-hero__badge {
  align-self: start;
  background: rgba(14, 44, 38, .84);
  border: 1px solid var(--line-gold);
  border-radius: var(--r-organic);
  padding: .95rem 1.1rem;
  transition: box-shadow var(--t) var(--ease), transform var(--t) var(--ease), border-color var(--t) var(--ease);
}

.home-hero__badge:hover,
.home-hero__badge:focus-within {
  transform: translateY(-3px);
  box-shadow: var(--sh-2);
  border-color: var(--gold);
}

.page-home .home-hero__badge .version-badge {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  font-family: var(--mono);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: .05em;
  color: var(--gold-hi);
  margin: 0;
}

.page-home .home-hero__badge .version-badge__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
}

.home-hero__badge-line {
  font-size: .8125rem;
  color: var(--sand);
  margin: .3rem 0 0;
}

.home-hero__cal {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height var(--t) var(--ease), opacity var(--t) var(--ease), margin-top var(--t) var(--ease);
}

.home-hero__badge:hover .home-hero__cal,
.home-hero__badge:focus-within .home-hero__cal {
  max-height: 12rem;
  opacity: 1;
  margin-top: .85rem;
}

.home-hero__cal-title {
  font-family: var(--mono);
  font-size: .75rem;
  letter-spacing: .1em;
  color: var(--gold);
  margin: 0 0 .5rem;
  padding-top: .75rem;
  border-top: 1px dashed var(--line-gold);
}

.home-hero__cal-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .35rem;
  font-size: .8125rem;
  color: var(--sand);
}

.home-hero__cal-list .data-mono {
  font-family: var(--mono);
  color: var(--cyan);
  margin-right: .5rem;
}

.home-hero__rail {
  border-top: 1px solid var(--line-gold);
  padding-top: .9rem;
}

.home-hero__rail-title {
  font-family: var(--mono);
  font-size: .75rem;
  letter-spacing: .14em;
  color: var(--gold);
  margin: 0 0 .6rem;
}

.home-hero__rail-list {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
}

.home-hero__rail-list li {
  font-size: .9375rem;
  padding: .5rem 0;
  border-bottom: 1px dashed var(--home-rule);
  color: var(--sand);
  transition: color var(--t-fast) var(--ease), padding-left var(--t-fast) var(--ease);
}

.home-hero__rail-list li:hover {
  color: var(--gold-hi);
  padding-left: .35rem;
}

.home-hero__rail-no {
  font-family: var(--mono);
  font-size: .6875rem;
  color: var(--moss);
  margin-right: .55rem;
}

.home-hero__rail-link {
  display: inline-block;
  font-size: .8125rem;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(41, 199, 184, .5);
  padding-bottom: 2px;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.home-hero__rail-link:hover,
.home-hero__rail-link:focus-visible {
  color: var(--gold-hi);
  border-color: var(--gold-hi);
}

.home-hero__device {
  margin: 0;
  max-width: 216px;
  border: 1px solid var(--line-gold);
  border-radius: var(--r-organic-2);
  background: var(--ink-2);
  overflow: hidden;
  align-self: end;
}

.home-hero__device img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.home-hero__device figcaption {
  font-size: .78125rem;
  color: var(--sand);
  padding: .6rem .8rem;
  border-top: 1px solid var(--home-rule);
}

/* ---------- 共用标题层 ---------- */
.home-lines h2,
.home-reviews h2,
.home-access h2,
.home-updates h2,
.home-service h2 {
  font-family: var(--serif);
  font-weight: 800;
  font-size: clamp(1.5rem, 5vw, 2.05rem);
  line-height: 1.28;
  letter-spacing: -.01em;
  margin: .4rem 0 0;
}

/* ---------- 产品线索引带 ---------- */
.home-lines {
  background: var(--sand);
  padding-block: 3.25rem 3.5rem;
}

.home-lines__head {
  max-width: 50ch;
}

.home-lines__lede {
  color: var(--txt-2);
  line-height: 1.75;
  margin: .7rem 0 0;
}

.line-strip {
  list-style: none;
  margin: 1.9rem 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.line-strip__item {
  position: relative;
  padding: 1.1rem .5rem 1.1rem 1.5rem;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  transition: box-shadow var(--t) var(--ease), transform var(--t) var(--ease), background-color var(--t) var(--ease);
}

.line-strip__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--gold);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform var(--t) var(--ease);
}

.line-strip__item:hover {
  box-shadow: var(--home-shadow);
  transform: translateY(-3px);
  background: var(--sand-lite);
}

.line-strip__item:hover::before {
  transform: scaleY(1);
}

.line-strip__no {
  font-family: var(--mono);
  font-size: .6875rem;
  letter-spacing: .12em;
  color: var(--gold-deep);
}

.line-strip__title {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.0625rem;
  margin: .25rem 0 .3rem;
  color: var(--ink);
}

.line-strip__text {
  font-size: .875rem;
  line-height: 1.65;
  color: var(--txt-2);
  margin: 0;
}

.home-lines__cta {
  margin: 2rem 0 0;
}

/* ---------- 评测双入口 ---------- */
.home-reviews {
  background: var(--ink);
  color: var(--sand);
  padding-block: 3.5rem;
}

.home-reviews .section-label {
  color: var(--gold);
}

.home-reviews h2 {
  color: var(--paper);
}

.home-reviews__body {
  margin-top: 1.6rem;
}

.page-home .home-reviews .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
}

.page-home .home-reviews .tabs__btn {
  font-family: var(--sans);
  font-size: .875rem;
  font-weight: 500;
  color: var(--sand);
  background: rgba(255, 253, 248, .06);
  border: 1px solid var(--home-rule);
  border-radius: var(--r-organic-2);
  padding: .68rem 1.15rem;
  cursor: pointer;
  transition: background-color var(--t) var(--ease), color var(--t) var(--ease), border-color var(--t) var(--ease), transform var(--t) var(--ease);
}

.page-home .home-reviews .tabs__btn:hover {
  transform: translateY(-2px);
  border-color: var(--gold);
  color: var(--gold-hi);
}

.page-home .home-reviews .tabs__btn[aria-selected="true"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
}

.page-home .home-reviews .tabs__btn#tab-feedback[aria-selected="true"] {
  background: var(--coral);
  border-color: var(--coral);
  color: var(--paper);
}

.page-home .home-reviews .tabs__btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-home .home-reviews .tabs__panel {
  padding-top: 1.4rem;
}

.page-home .home-reviews .tabs__panel[hidden] {
  display: none;
}

.page-home .home-reviews .tabs__panel h3 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.1875rem;
  color: var(--gold-hi);
  margin: 0 0 .55rem;
}

.page-home .home-reviews .tabs__panel p {
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--sand);
  max-width: 46ch;
  margin: 0 0 1.15rem;
}

.home-reviews__figure {
  margin: 1.9rem 0 0;
  border: 1px solid rgba(216, 166, 60, .32);
  border-radius: var(--r-organic);
  overflow: hidden;
}

.home-reviews__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 安卓正式版访问路径 ---------- */
.home-access {
  background: var(--paper);
  padding-block: 3.5rem;
}

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

.access-steps {
  list-style: none;
  counter-reset: step;
  margin: 1.6rem 0 0;
  padding: 0;
  display: grid;
  gap: 1.15rem;
}

.access-steps li {
  position: relative;
  counter-increment: step;
  padding-left: 3.4rem;
  line-height: 1.7;
  color: var(--txt);
}

.access-steps li::before {
  content: "0" counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 2.35rem;
  height: 2.35rem;
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: .78125rem;
  color: var(--gold-deep);
  border: 1px solid var(--line-gold);
  border-radius: 50%;
  background: var(--sand-lite);
}

.access-steps li:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 1.17rem;
  top: 2.5rem;
  bottom: -1.15rem;
  width: 1px;
  background: linear-gradient(180deg, var(--line-gold), transparent);
}

.home-access__note {
  margin: 1.6rem 0 0;
  font-size: .875rem;
  line-height: 1.7;
  color: var(--txt-2);
  border-left: 2px solid var(--gold);
  padding-left: .85rem;
}

.home-access__figure {
  margin: 0;
  border-radius: var(--r-organic-2);
  overflow: hidden;
  background: var(--sand);
}

.home-access__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.home-access__figure figcaption {
  font-size: .78125rem;
  color: var(--txt-2);
  padding: .7rem .9rem;
  border-top: 1px solid var(--line);
}

/* ---------- 版本动态 ---------- */
.home-updates {
  background: var(--sand-lite);
  padding-block: 3.5rem;
}

.update-list {
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.update-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .65rem;
  padding: .95rem 0;
  border-bottom: 1px solid var(--line);
  line-height: 1.65;
  font-size: .9375rem;
}

.update-list li:first-child {
  border-top: 1px solid var(--line);
}

.home-updates__note {
  margin: 1.35rem 0 1rem;
  line-height: 1.75;
  color: var(--txt-2);
  max-width: 62ch;
}

.home-updates__link {
  display: inline-block;
  font-size: .875rem;
  color: var(--gold-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
  padding-bottom: 2px;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.home-updates__link:hover,
.home-updates__link:focus-visible {
  color: var(--ink);
  border-color: var(--ink);
}

/* ---------- 服务与支持 ---------- */
.home-service {
  background: var(--ink-2);
  color: var(--sand);
  padding-block: 3.5rem 4rem;
  position: relative;
}

.home-service::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--cyan) 55%, transparent);
}

.home-service h2 {
  color: var(--paper);
}

.home-service__text {
  line-height: 1.8;
  color: var(--sand);
  max-width: 56ch;
  margin: 1rem 0 0;
}

.home-service__actions {
  margin: 1.8rem 0 0;
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .line-strip {
    grid-template-columns: repeat(2, 1fr);
    column-gap: 1.6rem;
    border-top: none;
  }

  .line-strip__item {
    background: transparent;
    padding: 1.25rem .5rem 1.25rem 1.4rem;
  }
}

@media (min-width: 900px) {
  .home-hero {
    padding-block: 0;
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 46px), 0 100%);
  }

  .home-hero__inner {
    grid-template-columns: repeat(12, 1fr);
    column-gap: 1.75rem;
    row-gap: 2.25rem;
    padding-block: 5rem 5.5rem;
    align-items: start;
  }

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

  .home-hero__lead h1 {
    font-size: clamp(3rem, 5.6vw, 4.25rem);
  }

  .home-hero__badge {
    grid-column: 1 / 5;
    grid-row: 2;
    justify-self: start;
    width: 100%;
  }

  .home-hero__device {
    grid-column: 7 / 10;
    grid-row: 1 / 3;
    max-width: none;
  }

  .home-hero__rail {
    grid-column: 10 / 13;
    grid-row: 1 / 3;
  }

  .home-lines,
  .home-updates,
  .home-access,
  .home-reviews,
  .home-service {
    padding-block: 5rem;
  }

  .line-strip {
    grid-template-columns: repeat(3, 1fr);
    column-gap: 2.25rem;
  }

  .line-strip__item {
    border-bottom: 1px solid var(--line);
  }

  .line-strip__item:nth-child(2n) {
    margin-top: 2.25rem;
  }

  .home-reviews__body {
    display: grid;
    grid-template-columns: 1.05fr .95fr;
    column-gap: 3.25rem;
    align-items: start;
    margin-top: 2.25rem;
  }

  .home-reviews__figure {
    margin-top: 0;
  }

  .home-access__grid {
    grid-template-columns: 1.1fr .9fr;
    column-gap: 3.25rem;
    align-items: center;
    gap: 3.25rem;
  }

  .home-crumbs {
    padding-top: 1.1rem;
  }
}

@media (hover: none) {
  .home-hero__cal {
    max-height: none;
    opacity: 1;
    margin-top: .85rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .line-strip__item,
  .page-home .home-hero__badge,
  .page-home .home-reviews .tabs__btn,
  .page-home .home-hero__rail-list li {
    transition: none;
  }
}
</PAGE_CSS>>