.page-home {
  --home-num: 52px;
  --home-line: rgba(139, 135, 155, 0.5);
  --home-fade: rgba(244, 237, 223, 0.18);
  background: var(--paper);
  color: var(--ink);
}

@media (min-width: 900px) {
  .page-home {
    --home-num: 92px;
  }
}

/* ---------- 首屏 ---------- */

.page-home .hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(18px, 3vw, 34px) clamp(38px, 6vw, 72px);
  border-bottom: var(--border);
}

.page-home .hero__inner {
  position: relative;
  z-index: 2;
}

.page-home .hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  margin-top: clamp(20px, 4vw, 44px);
}

.page-home .hero__title {
  margin: 10px 0 0;
  font-family: var(--f-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 0.94;
}

.page-home .hero__title-top {
  display: block;
  margin-bottom: 10px;
  font-family: var(--f-mono);
  font-size: clamp(13px, 1.6vw, 16px);
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--teal);
}

.page-home .hero__title-main {
  display: block;
  font-size: clamp(42px, 10vw, 96px);
  overflow-wrap: break-word;
}

.page-home .hero__lede {
  margin: 22px 0 0;
  max-width: 30em;
  font-size: clamp(15px, 1.3vw, 17px);
  line-height: 1.85;
}

.page-home .hero__paths {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: clamp(26px, 4vw, 38px);
  max-width: 640px;
}

.page-home .path-card {
  display: grid;
  gap: 6px;
  padding: 18px 20px 18px;
  border: var(--border);
  background: var(--paper);
  box-shadow: var(--shadow-hard-sm);
  text-decoration: none;
  color: var(--ink);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.page-home .path-card:hover,
.page-home .path-card:focus-visible {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-hard);
  border-color: var(--deep);
}

.page-home .path-card__key {
  justify-self: start;
  padding: 2px 8px;
  border: 1px solid var(--ink);
  background: var(--amber-pale);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.page-home .path-card__title {
  font-family: var(--f-display);
  font-size: 21px;
  font-weight: 900;
  letter-spacing: -0.01em;
}

.page-home .path-card__desc {
  font-size: 14px;
  line-height: 1.7;
}

.page-home .path-card__go {
  margin-top: 4px;
  font-family: var(--f-mono);
  font-size: 13px;
  color: var(--teal);
}

.page-home .path-card:hover .path-card__go {
  color: var(--deep);
}

.page-home .hero__field {
  position: relative;
  margin-top: 26px;
  z-index: 1;
}

.page-home .hero__img {
  display: block;
  width: 100%;
  height: clamp(150px, 28vw, 230px);
  object-fit: cover;
  border-block: var(--border);
}

.page-home .hero__rule {
  position: relative;
  z-index: 2;
  height: 9px;
  margin-top: clamp(30px, 5vw, 54px);
  border-top: 1px solid var(--ink);
  background-image: repeating-linear-gradient(to right, var(--survey) 0 1px, transparent 1px 26px);
  background-repeat: no-repeat;
  background-size: 100% 8px;
  background-position: 0 0;
}

/* ---------- 首屏版本卡 ---------- */

.page-home .console {
  position: relative;
  border: var(--border-strong);
  background: var(--paper);
  box-shadow: var(--shadow-hard);
  padding: 18px 18px 20px;
}

.page-home .console::after {
  content: "";
  position: absolute;
  top: -16px;
  right: 22px;
  width: 2px;
  height: 32px;
  background: var(--amber);
}

.page-home .console__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.page-home .console__code {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--survey);
}

.page-home .console__title {
  margin: 12px 0 0;
  font-family: var(--f-display);
  font-size: 22px;
  font-weight: 900;
  letter-spacing: -0.01em;
}

.page-home .console__switch {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.page-home .vswitch__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-home .vswitch__label {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 5px 12px;
  border: 2px solid var(--ink);
  background: var(--paper);
  font-family: var(--f-mono);
  font-size: 13px;
  cursor: pointer;
  transition: background 0.18s ease, box-shadow 0.18s ease;
}

.page-home .vswitch__label:hover {
  background: var(--mist);
}

.page-home .vswitch__input:checked + .vswitch__label {
  background: var(--amber);
  box-shadow: 3px 3px 0 var(--ink);
}

.page-home .vswitch__input:focus-visible + .vswitch__label {
  outline: 3px solid var(--teal);
  outline-offset: 2px;
}

.page-home .console__panels {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--home-line);
}

.page-home .console__panel {
  display: block;
}

.page-home .console__panel + .console__panel {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px dashed var(--home-line);
}

.page-home .console:has(#ver-stable:checked) .console__panel:not([data-panel="stable"]),
.page-home .console:has(#ver-lite:checked) .console__panel:not([data-panel="lite"]),
.page-home .console:has(#ver-archive:checked) .console__panel:not([data-panel="archive"]) {
  display: none;
}

.page-home .console__line {
  margin: 0;
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--teal);
}

.page-home .console__desc {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.72;
}

.page-home .console__cta {
  display: block;
  width: 100%;
  margin-top: 16px;
  min-height: 44px;
  text-align: center;
}

/* ---------- 章节骨架 ---------- */

.page-home .chapter {
  position: relative;
  padding-block: clamp(46px, 7vw, 96px);
  border-top: 1px solid var(--home-line);
}

.page-home .chapter__inner {
  width: 100%;
  max-width: 880px;
}

.page-home .chapter__inner--wide {
  max-width: 980px;
}

.page-home .chapter__num {
  margin: 0 0 4px;
  font-family: var(--f-mono);
  font-size: var(--home-num);
  line-height: 0.85;
  letter-spacing: -0.05em;
  color: var(--teal);
  transition: color 0.2s ease;
}

.page-home .chapter.is-active .chapter__num {
  color: var(--amber);
}

.page-home .chapter__title {
  max-width: 22em;
  margin: 8px 0 0;
  font-family: var(--f-display);
  font-size: clamp(26px, 3.6vw, 40px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.01em;
}

.page-home .chapter__lede {
  max-width: 34em;
  margin: 16px 0 0;
  font-size: clamp(15px, 1.2vw, 17px);
  line-height: 1.85;
}

.page-home .chapter__body {
  max-width: 34em;
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.85;
}

.page-home .chapter__foot {
  margin: clamp(22px, 3vw, 30px) 0 0;
}

/* ---------- 通用链接 ---------- */

.page-home .link-arrow {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding-bottom: 2px;
  border-bottom: 2px solid var(--teal);
  font-family: var(--f-mono);
  font-size: 14px;
  color: var(--teal);
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-home .link-arrow:hover,
.page-home .link-arrow:focus-visible {
  color: var(--deep);
  border-color: var(--amber);
}

.page-home .link-arrow--light {
  color: var(--amber);
  border-color: var(--amber);
}

.page-home .link-arrow--light:hover,
.page-home .link-arrow--light:focus-visible {
  color: var(--paper);
  border-color: var(--paper);
}

/* ---------- 权益档位 ---------- */

.page-home .tier-list {
  list-style: none;
  margin: clamp(24px, 4vw, 36px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-home .tier {
  padding: 16px 16px 18px;
  border: var(--border);
  background: var(--mist);
  box-shadow: var(--shadow-hard-sm);
}

.page-home .tier--pick {
  background: var(--amber-pale);
}

.page-home .tier__name {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--deep);
}

.page-home .tier__who {
  margin: 8px 0 0;
  font-family: var(--f-serif);
  font-size: 15px;
  line-height: 1.6;
}

.page-home .tier__items {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-home .tier__items li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
}

.page-home .tier__items li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 2px;
  background: var(--teal);
}

/* ---------- 变更条目 ---------- */

.page-home .note-list {
  list-style: none;
  max-width: 36em;
  margin: 24px 0 0;
  padding: 0;
  border-top: 1px solid var(--home-line);
}

.page-home .note-item {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--home-line);
  font-size: 15px;
  line-height: 1.75;
}

.page-home .note-item__k {
  padding-top: 4px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--teal);
}

/* ---------- 图文分流 ---------- */

.page-home .split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
  align-items: start;
}

.page-home .split__body {
  min-width: 0;
}

.page-home .shot {
  margin: 0;
  border: var(--border);
  background: var(--paper);
  box-shadow: var(--shadow-hard);
}

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

.page-home .shot figcaption {
  padding: 10px 12px;
  border-top: var(--border);
  font-family: var(--f-serif);
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink);
}

/* ---------- 记录与归档 ---------- */

.page-home .duo {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: clamp(24px, 4vw, 32px);
}

.page-home .duo__card {
  padding: 20px;
  border: var(--border);
  box-shadow: var(--shadow-hard-sm);
}

.page-home .duo__card--mist {
  background: var(--mist);
}

.page-home .duo__card--ink {
  background: var(--ink);
  color: var(--paper);
}

.page-home .duo__key {
  display: block;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--deep);
}

.page-home .duo__card--ink .duo__key {
  color: var(--amber);
}

.page-home .duo__title {
  margin: 8px 0 0;
  font-family: var(--f-display);
  font-size: 22px;
  font-weight: 900;
  letter-spacing: -0.01em;
}

.page-home .duo__card--ink .duo__title {
  color: var(--paper);
}

.page-home .duo__card p {
  margin: 10px 0 14px;
  font-size: 15px;
  line-height: 1.78;
}

/* ---------- 深色节点区 ---------- */

.page-home .chapter--dark {
  background: var(--deep);
  color: var(--paper);
  border-top: var(--border);
}

.page-home .chapter--dark .chapter__num {
  color: var(--amber);
}

.page-home .chapter--dark .chapter__title {
  color: var(--paper);
}

.page-home .chapter--dark .chapter__lede,
.page-home .chapter--dark .chapter__body {
  color: var(--mist);
}

.page-home .eyebrow--light {
  color: var(--amber);
}

.page-home .chapter--dark .shot {
  border-color: var(--paper);
  background: var(--deep);
  box-shadow: 6px 6px 0 var(--amber);
}

.page-home .chapter--dark .shot figcaption {
  border-color: var(--paper);
  color: var(--paper);
}

.page-home .stats {
  list-style: none;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--home-fade);
  border: 1px solid var(--home-fade);
}

.page-home .stat {
  display: grid;
  align-content: start;
  gap: 4px;
  padding: 14px 14px 16px;
  background: var(--deep);
}

.page-home .stat__num {
  display: block;
  font-family: var(--f-mono);
  font-size: clamp(26px, 3.4vw, 38px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--amber);
}

.page-home .stat__unit {
  margin-left: 2px;
  font-size: 0.48em;
  color: var(--mist);
}

.page-home .stat__label {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--mist);
}

.page-home .handoff {
  display: grid;
  gap: 16px;
  margin-top: clamp(26px, 4vw, 40px);
  padding-top: 20px;
  border-top: 1px solid var(--home-fade);
}

.page-home .handoff__text {
  max-width: 42em;
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--paper);
}

.page-home .handoff__mail {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid var(--amber);
  word-break: break-all;
}

.page-home .handoff__mail:hover,
.page-home .handoff__mail:focus-visible {
  color: var(--paper);
  border-color: var(--paper);
}

.page-home .handoff__links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin: 0;
}

/* ---------- 桌面布局 ---------- */

@media (min-width: 620px) {
  .page-home .hero__paths {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 780px) {
  .page-home .tier-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

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

@media (min-width: 860px) {
  .page-home .split {
    grid-template-columns: minmax(0, 340px) minmax(0, 1fr);
  }

  .page-home .split--node {
    grid-template-columns: minmax(0, 1fr) minmax(0, 380px);
  }

  .page-home .split--node .shot {
    margin-top: 4px;
  }

  .page-home .chapter--b .chapter__inner {
    margin-left: auto;
  }
}

@media (min-width: 900px) {
  .page-home .split--record {
    grid-template-columns: minmax(0, 1fr) minmax(0, 300px);
  }

  .page-home .split--record .duo {
    grid-template-columns: minmax(0, 1fr);
  }

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

@media (min-width: 960px) {
  .page-home .hero {
    min-height: 560px;
  }

  .page-home .hero__grid {
    grid-template-columns: minmax(0, 1fr) 366px;
    align-items: start;
    margin-top: 44px;
  }

  .page-home .hero__field {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 47%;
    margin: 0;
    z-index: 1;
  }

  .page-home .hero__img {
    height: 100%;
    min-height: 100%;
    border: 0;
    border-left: var(--border);
  }

  .page-home .hero__rule {
    max-width: calc(100% - 366px - 48px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .path-card,
  .page-home .link-arrow,
  .page-home .vswitch__label,
  .page-home .chapter__num,
  .page-home .handoff__mail {
    transition: none;
  }

  .page-home .path-card:hover,
  .page-home .path-card:focus-visible {
    transform: none;
  }
}
<<<END>>>