/* ===== 首页专属样式 · 作用域 .page-home ===== */

.page-home {
  --ph-gap: clamp(20px, 3.4vw, 40px);
  --ph-pad-y: clamp(56px, 8vw, 104px);
  background: var(--paper);
  color: var(--text);
}

/* --- 面包屑 --- */
.page-home .page-home__crumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: clamp(16px, 2.4vw, 26px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
}
.page-home .page-home__crumb-item[aria-current] {
  color: var(--ink);
}

/* --- 首屏 --- */
.page-home .hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
  padding-top: clamp(36px, 5.5vw, 72px);
}

.page-home .hero__media {
  position: absolute;
  top: 0;
  right: 0;
  width: min(74%, 880px);
  height: clamp(230px, 44vh, 520px);
  z-index: 0;
  opacity: .36;
  pointer-events: none;
}
.page-home .hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(206deg, rgba(18, 36, 61, .12) 0%, rgba(18, 36, 61, .78) 58%, var(--ink) 100%);
}
.page-home .hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home .hero__inner {
  position: relative;
  z-index: 2;
  padding-bottom: clamp(44px, 6.5vw, 84px);
}

.page-home .hero__title {
  margin: clamp(18px, 2.6vw, 30px) 0 clamp(16px, 2.2vw, 26px);
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(42px, 8.4vw, 82px);
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--paper);
}
.page-home .hero__title em {
  display: block;
  font-style: normal;
  color: var(--gold);
}

.page-home .hero__lead {
  max-width: 36em;
  margin: 0;
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.85;
  color: var(--on-ink);
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 3vw, 38px);
}
.page-home .hero__actions .btn--ghost {
  color: var(--paper);
  border-color: rgba(247, 244, 238, .36);
  background: transparent;
}
.page-home .hero__actions .btn--ghost:hover,
.page-home .hero__actions .btn--ghost:focus-visible {
  border-color: var(--gold);
  color: var(--gold);
}

.page-home .hero__foot {
  position: relative;
  z-index: 1;
  padding: clamp(78px, 11vw, 132px) 0 clamp(34px, 4.6vw, 52px);
}
.page-home .hero__foot::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--zhu);
  clip-path: polygon(0 22%, 100% 56%, 100% 100%, 0 100%);
}

.page-home .hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(12px, 3vw, 44px);
  margin: 0;
}
.page-home .hero__stat {
  display: flex;
  flex-direction: column-reverse;
  gap: 8px;
  min-width: 0;
}
.page-home .hero__stat-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  line-height: 1.5;
  color: rgba(247, 244, 238, .84);
}
.page-home .hero__stat-value {
  display: flex;
  align-items: baseline;
  gap: 3px;
  margin: 0;
}
.page-home .hero__num {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 6.2vw, 54px);
  line-height: 1;
  letter-spacing: -.02em;
  color: #fff;
}
.page-home .hero__unit {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: rgba(247, 244, 238, .9);
}

/* --- 通用章节标题 --- */
.page-home .sec-title {
  margin: clamp(12px, 1.8vw, 20px) 0 clamp(14px, 2vw, 22px);
  max-width: 24em;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(27px, 4.2vw, 44px);
  line-height: 1.18;
  letter-spacing: -.02em;
  color: var(--text);
}
.page-home .sec-title--light {
  color: var(--paper);
}
.page-home .sec-lead {
  max-width: 40em;
  margin: 0 0 clamp(28px, 4vw, 48px);
  font-size: 17px;
  line-height: 1.8;
  color: var(--muted);
}

.page-home .eyebrow--light {
  color: var(--on-ink);
}
.page-home .eyebrow--light .eyebrow__num {
  color: var(--gold);
}

/* --- 两步抵达 --- */
.page-home .route {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--ph-gap);
}

.page-home .route__media {
  margin: 0;
  overflow: hidden;
  background: linear-gradient(158deg, var(--ink-mid), var(--ink));
  box-shadow: var(--shadow-1);
}
.page-home .route__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-home .route__track {
  position: relative;
  padding: 4px 0 4px clamp(16px, 2.2vw, 24px);
  border-left: 3px solid var(--gold);
}
.page-home .route__track--old {
  border-left-color: var(--zhu);
}
.page-home .route__track + .route__track {
  margin-top: clamp(24px, 3.4vw, 38px);
}

.page-home .route__kicker {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
}

.page-home .route__steps {
  display: grid;
  gap: 10px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}
.page-home .route__steps li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  font-size: 16px;
  line-height: 1.7;
}
.page-home .route__steps b {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--zhu);
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
  text-align: center;
}

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

/* --- 服务范围 --- */
.page-home .scope {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--ph-gap);
}

.page-home .scope__tablewrap {
  min-width: 0;
  overflow-x: auto;
}

.page-home .scope__aside {
  display: grid;
  gap: 16px;
  align-content: start;
}
.page-home .note__title {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 16px;
  color: var(--ink);
}
.page-home .note p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.8;
}
.page-home .note__link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--zhu);
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
  text-decoration: none;
}
.page-home .note__link:hover,
.page-home .note__link:focus-visible {
  color: var(--ink);
}

/* --- 端对照 --- */
.page-home .device {
  background: var(--ink);
  color: var(--paper);
}
.page-home .device__lead {
  max-width: 40em;
  margin: 0 0 clamp(24px, 3.4vw, 38px);
  font-size: 17px;
  line-height: 1.8;
  color: var(--on-ink);
}

.page-home .device__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(20px, 2.8vw, 30px);
}
.page-home .device__bar label {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  border: 1px solid rgba(201, 211, 222, .3);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--on-ink);
  cursor: pointer;
  transition: background-color 160ms var(--ease), color 160ms var(--ease), border-color 160ms var(--ease);
}
.page-home .device__bar label:hover {
  border-color: var(--gold);
  color: var(--paper);
}
.page-home #device-current:checked ~ .device__bar [for="device-current"],
.page-home #device-pc:checked ~ .device__bar [for="device-pc"] {
  background: var(--paper);
  border-color: var(--paper);
  color: var(--ink);
}
.page-home #device-current:focus-visible ~ .device__bar [for="device-current"],
.page-home #device-pc:focus-visible ~ .device__bar [for="device-pc"] {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.page-home .device__panel {
  border-top: 1px solid rgba(201, 211, 222, .22);
  padding-top: clamp(18px, 2.4vw, 26px);
}
.page-home .device__panel--pc {
  display: none;
}
.page-home #device-pc:checked ~ .device__panels .device__panel--pc {
  display: block;
}
.page-home #device-pc:checked ~ .device__panels .device__panel--current {
  display: none;
}

.page-home .device__panel-title {
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(19px, 2.2vw, 24px);
  letter-spacing: -.01em;
  color: var(--paper);
}
.page-home .device__list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-home .device__list li {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(201, 211, 222, .14);
  font-size: 16px;
  line-height: 1.75;
  color: var(--on-ink);
}
.page-home .device__list b {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .08em;
  color: var(--gold);
}

.page-home .device__figure {
  margin: clamp(28px, 4vw, 48px) 0 0;
  overflow: hidden;
  background: var(--ink-deep);
}
.page-home .device__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
  opacity: .86;
}
.page-home .device__cap {
  padding: 12px 4px 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--on-ink);
}

/* --- 更新节奏 --- */
.page-home .updates {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--ph-gap);
  align-items: center;
}
.page-home .updates__lead {
  margin: 0 0 clamp(20px, 2.8vw, 30px);
  max-width: 34em;
  font-size: 17px;
  line-height: 1.85;
  color: var(--text);
}

.page-home .tally {
  margin: 0 0 clamp(22px, 3vw, 32px);
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.page-home .tally__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}
.page-home .tally__label {
  font-size: 15px;
  color: var(--muted);
}
.page-home .tally__value {
  font-family: var(--font-mono);
  font-size: clamp(17px, 1.9vw, 21px);
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--ink);
  border-bottom: 2px solid var(--gold);
  padding-bottom: 2px;
  white-space: nowrap;
}

.page-home .updates__note {
  padding: 18px 20px;
  background: var(--zhu-pale);
  border-left: 3px solid var(--zhu);
}
.page-home .updates__list {
  margin: 6px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}
.page-home .updates__list li {
  position: relative;
  padding-left: 16px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
}
.page-home .updates__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 8px;
  height: 1px;
  background: var(--gold);
}

.page-home .updates__figure {
  margin: 0;
  overflow: hidden;
  background: linear-gradient(150deg, var(--cool), var(--paper));
  box-shadow: var(--shadow-1);
}
.page-home .updates__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

/* --- 结尾分流 --- */
.page-home .exit {
  background: var(--ink-deep);
  color: var(--paper);
}
.page-home .exit__lead {
  max-width: 40em;
  margin: 0 0 clamp(26px, 3.6vw, 42px);
  font-size: 17px;
  line-height: 1.8;
  color: var(--on-ink);
}

.page-home .exit__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: rgba(201, 211, 222, .18);
  border: 1px solid rgba(201, 211, 222, .18);
  margin-bottom: clamp(32px, 4.4vw, 56px);
}
.page-home .exit__card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(20px, 2.6vw, 28px);
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
  transition: background-color 180ms var(--ease), transform 180ms var(--ease);
}
.page-home .exit__card:hover,
.page-home .exit__card:focus-visible {
  background: var(--ink-mid);
  transform: translateY(-3px);
}
.page-home .exit__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold);
}
.page-home .exit__title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(19px, 2vw, 22px);
  letter-spacing: -.01em;
}
.page-home .exit__text {
  font-size: 15px;
  line-height: 1.75;
  color: var(--on-ink);
}
.page-home .exit__go {
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--gold);
  border-bottom: 1px solid var(--gold);
  align-self: flex-start;
  padding-bottom: 2px;
}

.page-home .stair {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: rgba(201, 211, 222, .16);
  border: 1px solid rgba(201, 211, 222, .16);
}
.page-home .stair__node {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 16px 18px;
  background: var(--ink-deep);
  color: var(--paper);
  text-decoration: none;
  transition: background-color 160ms var(--ease), transform 160ms var(--ease);
}
.page-home .stair__node:hover,
.page-home .stair__node:focus-visible {
  background: var(--ink-mid);
  transform: translateY(-2px);
}
.page-home .stair__node[aria-current="page"] {
  border-left: 3px solid var(--zhu);
}
.page-home .stair__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--gold);
}
.page-home .stair__label {
  font-size: 15px;
  line-height: 1.6;
}

/* --- 平板及以上 --- */
@media (min-width: 720px) {
  .page-home .updates__list {
    grid-template-columns: minmax(0, 1fr);
  }
  .page-home .stair {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-home .device__panels {
    min-height: 220px;
  }
}

/* --- 桌面 --- */
@media (min-width: 960px) {
  .page-home .route {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }
  .page-home .scope {
    grid-template-columns: minmax(0, 7fr) minmax(0, 3fr);
    align-items: start;
  }
  .page-home .updates {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  }
  .page-home .exit__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-home .stair {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    border: 0;
    background: transparent;
    gap: 10px;
  }
  .page-home .stair__node {
    flex-direction: column;
    gap: 6px;
    border-top: 2px solid rgba(200, 161, 90, .42);
    border-left: 0;
    background: rgba(247, 244, 238, .04);
  }
  .page-home .stair__node[aria-current="page"] {
    border-left: 0;
    border-top-color: var(--zhu);
  }
  .page-home .stair__node:nth-child(1) { margin-top: 0; }
  .page-home .stair__node:nth-child(2) { margin-top: 14px; }
  .page-home .stair__node:nth-child(3) { margin-top: 28px; }
  .page-home .stair__node:nth-child(4) { margin-top: 42px; }
  .page-home .stair__node:nth-child(5) { margin-top: 56px; }

  .page-home .hero__stats {
    max-width: 780px;
  }
}

@media (min-width: 1200px) {
  .page-home .exit__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* --- 小屏表格转块 --- */
@media (max-width: 719px) {
  .page-home .scope__tablewrap {
    overflow-x: visible;
  }
  .page-home .scope .table,
  .page-home .scope .table thead,
  .page-home .scope .table tbody,
  .page-home .scope .table tr,
  .page-home .scope .table th,
  .page-home .scope .table td {
    display: block;
    width: 100%;
  }
  .page-home .scope .table {
    border: 0;
  }
  .page-home .scope .table thead {
    display: none;
  }
  .page-home .scope .table tbody tr {
    margin-bottom: 14px;
    padding: 16px 18px;
    border: 1px solid var(--line);
    border-left: 3px solid var(--zhu);
    background: var(--paper);
  }
  .page-home .scope .table th[scope="row"] {
    padding: 0 0 10px;
    border: 0;
    font-family: var(--font-head);
    font-size: 18px;
    font-weight: 800;
    color: var(--ink);
  }
  .page-home .scope .table td {
    padding: 6px 0 0;
    border: 0;
    font-size: 15px;
    line-height: 1.75;
    color: var(--text);
  }
  .page-home .scope .table td::before {
    content: attr(data-th);
    display: block;
    margin-bottom: 2px;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: .08em;
    color: var(--muted);
  }
}

/* --- 动效克制 --- */
@media (prefers-reduced-motion: reduce) {
  .page-home .exit__card,
  .page-home .stair__node,
  .page-home .device__bar label {
    transition: none;
    transform: none;
  }
}
<<<END>>>