.page-home {
  --home-gap: clamp(64px, 9vw, 128px);
  --home-soft: rgba(246, 243, 236, 0.62);
  --home-soft-strong: rgba(246, 243, 236, 0.82);
}

.page-home .sec-label {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gray-500);
}

.page-home .sec-label--dark {
  color: var(--celadon-400);
}

/* ---------- 首屏 ---------- */

.page-home .hero {
  position: relative;
  padding: clamp(24px, 3.4vw, 44px) 0 0;
  background: var(--ink-900);
  color: var(--paper-100);
  overflow: hidden;
}

.page-home .hero-crumb {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: clamp(28px, 4.4vw, 56px);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: rgba(246, 243, 236, 0.5);
}

.page-home .hero-crumb__sep {
  color: rgba(246, 243, 236, 0.3);
}

.page-home .hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
}

.page-home .hero-title {
  margin: 0 0 clamp(20px, 2.6vw, 32px);
  font-size: clamp(44px, 8.6vw, 118px);
  line-height: 0.94;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--paper-100);
}

.page-home .hero-lead {
  max-width: 54ch;
  margin: 0 0 clamp(24px, 3vw, 36px);
  font-size: 17px;
  line-height: 1.72;
  color: var(--home-soft-strong);
}

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

.page-home .hero-visual {
  position: relative;
  border: 1px solid var(--hair-dark);
  background: var(--ink-800);
}

.page-home .hero-visual img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.page-home .hero-strip {
  margin-top: clamp(32px, 4.4vw, 56px);
  border-top: 1px solid var(--hair-dark);
  background: var(--ink-800);
}

.page-home .strip-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--hair-dark);
}

.page-home .strip-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px clamp(14px, 2vw, 30px) 22px;
  background: var(--ink-800);
}

.page-home .strip-num {
  font-size: clamp(20px, 2.5vw, 30px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--orange-500);
  font-variant-numeric: tabular-nums;
}

.page-home .strip-label {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(246, 243, 236, 0.55);
}

/* ---------- 六类场景 ---------- */

.page-home .scenes {
  padding: var(--home-gap) 0;
  background: var(--paper-100);
  color: var(--ink-900);
}

.page-home .scenes .h2 {
  margin: 0 0 16px;
}

.page-home .scenes .lead {
  max-width: 62ch;
  margin: 0;
}

.page-home .scenes-shell {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: clamp(28px, 4vw, 48px);
}

.page-home .scene-radio {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-home .scene-tabs {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 6px;
  -webkit-overflow-scrolling: touch;
}

.page-home .scene-tab {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  padding: 11px 14px;
  border: 1px solid var(--hair);
  font-size: 15px;
  line-height: 1.2;
  white-space: nowrap;
  color: var(--ink-900);
  background: transparent;
  cursor: pointer;
  transition: background 0.24s var(--ease), color 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-home .scene-tab__num {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--gray-500);
  font-variant-numeric: tabular-nums;
  transition: color 0.24s var(--ease);
}

.page-home #scene-1:checked ~ .scene-tabs .scene-tab[for="scene-1"],
.page-home #scene-2:checked ~ .scene-tabs .scene-tab[for="scene-2"],
.page-home #scene-3:checked ~ .scene-tabs .scene-tab[for="scene-3"],
.page-home #scene-4:checked ~ .scene-tabs .scene-tab[for="scene-4"],
.page-home #scene-5:checked ~ .scene-tabs .scene-tab[for="scene-5"],
.page-home #scene-6:checked ~ .scene-tabs .scene-tab[for="scene-6"] {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--paper-100);
}

.page-home #scene-1:checked ~ .scene-tabs .scene-tab[for="scene-1"] .scene-tab__num,
.page-home #scene-2:checked ~ .scene-tabs .scene-tab[for="scene-2"] .scene-tab__num,
.page-home #scene-3:checked ~ .scene-tabs .scene-tab[for="scene-3"] .scene-tab__num,
.page-home #scene-4:checked ~ .scene-tabs .scene-tab[for="scene-4"] .scene-tab__num,
.page-home #scene-5:checked ~ .scene-tabs .scene-tab[for="scene-5"] .scene-tab__num,
.page-home #scene-6:checked ~ .scene-tabs .scene-tab[for="scene-6"] .scene-tab__num {
  color: var(--orange-500);
}

.page-home .scene-panel {
  display: none;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
  padding: clamp(20px, 3vw, 36px);
  background: var(--paper-200);
}

.page-home #scene-1:checked ~ .scene-panels #scene-panel-1,
.page-home #scene-2:checked ~ .scene-panels #scene-panel-2,
.page-home #scene-3:checked ~ .scene-panels #scene-panel-3,
.page-home #scene-4:checked ~ .scene-panels #scene-panel-4,
.page-home #scene-5:checked ~ .scene-panels #scene-panel-5,
.page-home #scene-6:checked ~ .scene-panels #scene-panel-6 {
  display: grid;
}

.page-home .scene-panel h3 {
  margin: 0 0 10px;
  font-size: clamp(20px, 2vw, 26px);
  letter-spacing: -0.01em;
}

.page-home .scene-panel p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.7;
}

.page-home .scene-items {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(132px, 1fr));
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .scene-items li {
  padding: 9px 12px;
  border-left: 3px solid var(--orange-700);
  background: var(--paper-100);
  font-size: 14px;
  line-height: 1.35;
}

.page-home .scene-meta {
  display: grid;
  gap: 12px;
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--hair);
}

.page-home .scene-meta__k {
  display: block;
  margin-bottom: 4px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--gray-500);
}

.page-home .scene-meta__v {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
}

.page-home .scene-media {
  border: 1px solid var(--hair);
  overflow: hidden;
}

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

/* ---------- 覆盖范围 ---------- */

.page-home .coverage {
  padding: var(--home-gap) 0;
  background: var(--ink-800);
  color: var(--paper-100);
}

.page-home .coverage-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
}

.page-home .cov-label {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--celadon-400);
}

.page-home .coverage-copy .h2 {
  margin: 0 0 18px;
  color: var(--paper-100);
}

.page-home .coverage-copy p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.72;
  color: var(--home-soft-strong);
}

.page-home .coverage-copy .btn {
  margin-top: 8px;
}

.page-home .coverage-board {
  display: grid;
  gap: clamp(18px, 2.4vw, 26px);
  padding: clamp(18px, 2.6vw, 30px);
  border: 1px solid var(--hair-dark);
  background: var(--ink-700);
}

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

.page-home .coverage-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  opacity: 0.9;
}

.page-home .coverage-figure figcaption {
  padding-top: 10px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: rgba(246, 243, 236, 0.48);
}

.page-home .cov-group h3 {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--celadon-400);
}

.page-home .city-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .city-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--hair-dark);
  font-size: 14px;
  line-height: 1;
}

.page-home .dot {
  flex: 0 0 6px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--celadon-400);
}

.page-home .cov-note {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.65;
  color: rgba(246, 243, 236, 0.52);
}

/* ---------- 版本对照 ---------- */

.page-home .versions {
  padding: var(--home-gap) 0;
  background: var(--paper-100);
  color: var(--ink-900);
}

.page-home .versions .h2 {
  margin: 0 0 16px;
}

.page-home .versions .lead {
  max-width: 54ch;
  margin: 0;
}

.page-home .ver-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: clamp(28px, 4vw, 48px);
  border: 1px solid var(--hair);
  background: var(--hair);
}

.page-home .ver-col {
  display: flex;
  flex-direction: column;
  padding: clamp(22px, 3vw, 38px);
  background: var(--paper-100);
}

.page-home .ver-col--alt {
  background: var(--paper-200);
}

.page-home .ver-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 10px;
}

.page-home .ver-head h3 {
  margin: 0;
  font-size: clamp(20px, 2vw, 26px);
  letter-spacing: -0.01em;
}

.page-home .ver-badge {
  padding: 4px 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  font-variant-numeric: tabular-nums;
  background: var(--ink-900);
  color: var(--orange-500);
}

.page-home .ver-col--alt .ver-badge {
  background: transparent;
  border: 1px solid var(--hair);
  color: var(--gray-500);
}

.page-home .ver-desc {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--gray-500);
}

.page-home .ver-list {
  margin: 0 0 24px;
  padding: 0;
}

.page-home .ver-row {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 14px;
  padding: 12px 0;
  border-top: 1px solid var(--hair);
}

.page-home .ver-row dt {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--gray-500);
}

.page-home .ver-row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
}

.page-home .ver-col .btn {
  margin-top: auto;
  align-self: flex-start;
}

.page-home .ver-note {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--gray-500);
}

/* ---------- 售后承诺 ---------- */

.page-home .promise {
  padding: var(--home-gap) 0;
  background: var(--paper-200);
  color: var(--ink-900);
}

.page-home .promise-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.5vw, 44px);
}

.page-home .promise-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--hair);
  object-fit: cover;
}

.page-home .promise-body .h2 {
  margin: 0 0 clamp(20px, 3vw, 30px);
}

.page-home .promise-list {
  display: grid;
  gap: 1px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
  background: var(--hair);
}

.page-home .promise-item {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 16px;
  padding: 18px 20px;
  background: var(--paper-100);
}

.page-home .promise-key {
  font-size: 15px;
  font-weight: 800;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--orange-700);
  font-variant-numeric: tabular-nums;
}

.page-home .promise-item h3 {
  margin: 0 0 4px;
  font-size: 17px;
}

.page-home .promise-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--gray-500);
}

/* ---------- 本季更新 ---------- */

.page-home .updates {
  padding: var(--home-gap) 0;
  background: var(--ink-900);
  color: var(--paper-100);
}

.page-home .upd-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: clamp(28px, 4vw, 46px);
}

.page-home .upd-head .h2 {
  margin: 0;
  max-width: 22ch;
  color: var(--paper-100);
}

.page-home .upd-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  border-top: 1px solid var(--hair-dark);
  background: var(--hair-dark);
}

.page-home .upd-card {
  padding: clamp(20px, 2.6vw, 30px) clamp(14px, 2vw, 24px) clamp(24px, 3vw, 34px);
  background: var(--ink-900);
}

.page-home .upd-tag {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--celadon-400);
}

.page-home .upd-card h3 {
  margin: 0 0 10px;
  font-size: 17px;
  line-height: 1.5;
  color: var(--paper-100);
}

.page-home .upd-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(246, 243, 236, 0.62);
}

.page-home .upd-foot {
  margin: 26px 0 0;
  font-size: 14px;
  color: rgba(246, 243, 236, 0.58);
}

.page-home .upd-foot a {
  color: var(--celadon-400);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 桌面增强 ---------- */

@media (min-width: 760px) {
  .page-home .promise-item {
    grid-template-columns: 108px minmax(0, 1fr);
    padding: 20px 24px;
  }

  .page-home #scene-panel-1 {
    grid-template-columns: minmax(0, 1fr) 220px;
    align-items: start;
  }

  .page-home .ver-row {
    grid-template-columns: 88px minmax(0, 1fr);
  }
}

@media (min-width: 820px) {
  .page-home .strip-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    align-items: end;
  }

  .page-home .scenes-shell {
    grid-template-columns: 244px minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }

  .page-home .scene-tabs {
    flex-direction: column;
    overflow: visible;
    gap: 2px;
    padding-bottom: 0;
  }

  .page-home .scene-tab {
    width: 100%;
    padding: 13px 16px;
  }

  .page-home .promise-grid {
    grid-template-columns: minmax(0, 340px) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 860px) {
  .page-home .ver-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 980px) {
  .page-home .coverage-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }

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

@media (min-width: 1200px) {
  .page-home .strip-item {
    padding: 24px 32px 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .scene-tab,
  .page-home .scene-tab__num {
    transition: none;
  }
}
<<<END>>>

（注：输出末尾的 `<<<END>>>` 为我附加的结束标记，如你要求严格三个尖括号且不要额外标记，请忽略此行说明，实际内容到 `` 块的 CSS 结束即可。）