.page-home {
  --home-gutter: clamp(20px, 5vw, 48px);
  --home-hero-title: clamp(42px, 9vw, 88px);
  --home-radius: 16px;
  --home-hair: 1px solid var(--c-line-200);
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  padding: clamp(72px, 10vw, 132px) 0 clamp(56px, 7vw, 96px);
  overflow: hidden;
  isolation: isolate;
}

.page-home .home-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}

.page-home .home-hero__wedge {
  position: absolute;
  display: block;
}

.page-home .home-hero__wedge--orange {
  top: -18%;
  right: -26%;
  width: 92%;
  height: 72%;
  background: linear-gradient(148deg, #FFE9DC 0%, #FFD6BF 62%, #FFE9DC 100%);
  clip-path: polygon(20% 0%, 100% 0%, 100% 100%, 0% 74%);
}

.page-home .home-hero__wedge--cyan {
  bottom: -26%;
  right: -14%;
  width: 84%;
  height: 66%;
  background: linear-gradient(162deg, rgba(111, 211, 223, .34) 0%, rgba(14, 124, 140, .08) 100%);
  clip-path: polygon(0% 20%, 100% 0%, 100% 100%, 14% 100%);
}

.page-home .home-hero__grain {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(227, 218, 210, .55) 0 1px, transparent 1px 96px);
  opacity: .5;
}

.page-home .home-hero__inner {
  display: grid;
  gap: clamp(44px, 6vw, 64px);
}

.page-home .home-hero__lead-col {
  display: flex;
  flex-direction: column;
  gap: 24px;
  max-width: 40ch;
}

.page-home .home-hero__note {
  writing-mode: vertical-rl;
  align-self: flex-start;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .3em;
  color: var(--c-mist-300);
  margin: 0 0 -12px 2px;
  height: 132px;
}

.page-home .home-hero__title {
  margin: 0;
  font-family: var(--f-display);
  font-weight: 900;
  font-size: var(--home-hero-title);
  line-height: 1.02;
  letter-spacing: -.02em;
  color: var(--c-ink-900);
}

.page-home .home-hero__title-line {
  display: block;
}

.page-home .home-hero__title-line--accent {
  color: var(--c-orange-700);
  padding-left: .08em;
}

.page-home .home-hero__lead {
  margin: 0;
  font-size: clamp(16px, 1.15vw, 18px);
  line-height: 1.78;
  color: var(--c-slate-600);
  max-width: 34ch;
}

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

.page-home .home-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 28px 40px;
  margin: 8px 0 0;
  padding-top: 24px;
  border-top: var(--home-hair);
}

.page-home .home-hero__stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-home .home-hero__stat dt {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--c-mist-300);
}

.page-home .home-hero__stat dd {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-ink-900);
}

.page-home .home-hero__stat .mono {
  font-size: 17px;
  color: var(--c-cyan-600);
}

/* 右侧舞台 */
.page-home .home-hero__stage {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.page-home .home-hero__figure {
  position: relative;
  margin: 0;
  border-radius: 18px;
  overflow: hidden;
  border: var(--home-hair);
  background: rgba(250, 246, 241, .6);
  box-shadow: var(--shadow-float);
}

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

.page-home .home-hero__figcaption {
  padding: 12px 16px;
  font-size: 12.5px;
  color: var(--c-slate-600);
  border-top: var(--home-hair);
  background: var(--c-cream-050);
}

.page-home .home-hero__find {
  position: relative;
  z-index: 2;
  margin: -46px 16px 0;
  padding: 18px;
  border-radius: var(--home-radius);
  border: var(--home-hair);
  background: var(--c-cream-050);
  box-shadow: var(--shadow-float);
  transition: background-color .3s var(--ease), transform .3s var(--ease);
}

.page-home .home-hero__find:focus-within,
.page-home .home-hero__find:hover {
  background: var(--c-orange-100);
  transform: translateY(-2px);
}

.page-home .home-hero__find-label {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--c-cyan-600);
}

.page-home .home-hero__find-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: var(--r-m);
  background: var(--c-cream-050);
  border: var(--home-hair);
  color: var(--c-slate-600);
  text-decoration: none;
  transition: border-color .25s var(--ease);
}

.page-home .home-hero__find-bar:hover {
  border-color: var(--c-orange-500);
}

.page-home .home-hero__find-bar:focus-visible {
  outline: 2px solid var(--c-focus-500);
  outline-offset: 2px;
}

.page-home .home-hero__find-icon {
  color: var(--c-orange-500);
  display: inline-flex;
}

.page-home .home-hero__find-hint {
  flex: 1 1 auto;
  font-size: 14px;
  line-height: 1.5;
}

.page-home .home-hero__find-btn {
  flex: 0 0 auto;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--c-orange-500);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
}

.page-home .home-hero__find-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height .32s var(--ease), opacity .32s var(--ease), margin-top .32s var(--ease);
}

.page-home .home-hero__find:focus-within .home-hero__find-tags,
.page-home .home-hero__find:hover .home-hero__find-tags {
  max-height: 90px;
  opacity: 1;
  margin-top: 12px;
}

.page-home .home-hero__find-tags li {
  padding: 4px 12px;
  border-radius: 999px;
  border: 1px solid var(--c-cyan-300);
  color: var(--c-cyan-600);
  font-size: 12.5px;
}

/* ---------- 修订时间线 ---------- */
.page-home .home-revision {
  padding: clamp(72px, 8vw, 120px) 0 clamp(56px, 6vw, 88px);
}

.page-home .home-revision__banner {
  margin: 0 0 clamp(32px, 4vw, 48px);
  border-radius: var(--home-radius);
  overflow: hidden;
  border: var(--home-hair);
}

.page-home .home-revision__banner img {
  display: block;
  width: 100%;
  height: auto;
}

.page-home .home-revision__head {
  display: grid;
  gap: 20px;
  margin-bottom: clamp(36px, 4vw, 56px);
}

.page-home .home-revision__note {
  writing-mode: vertical-rl;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .28em;
  color: var(--c-mist-300);
  margin: 0;
  height: 108px;
  justify-self: start;
}

.page-home .home-revision__intro {
  margin: 10px 0 0;
  color: var(--c-slate-600);
  line-height: 1.75;
  max-width: 42ch;
}

.page-home .home-revision__list {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
  display: grid;
  gap: 0;
}

.page-home .home-revision__item {
  position: relative;
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 18px;
  padding: 0 0 32px 0;
  border-left: 0;
  cursor: default;
}

.page-home .home-revision__item::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 20px;
  bottom: -4px;
  width: 1px;
  background: var(--c-line-200);
}

.page-home .home-revision__item:last-child::before {
  display: none;
}

.page-home .home-revision__dot {
  position: relative;
  z-index: 1;
  margin-top: 6px;
  justify-self: center;
}

.page-home .home-revision__item.is-current .home-revision__dot {
  box-shadow: 0 0 0 6px rgba(255, 107, 44, .16);
}

.page-home .home-revision__body {
  border: var(--home-hair);
  border-radius: var(--home-radius);
  padding: 18px 20px;
  background: var(--c-cream-050);
  transition: border-color .28s var(--ease), background-color .28s var(--ease);
}

.page-home .home-revision__item:hover .home-revision__body,
.page-home .home-revision__item:focus-within .home-revision__body {
  border-color: var(--c-cyan-300);
  background: #fff;
}

.page-home .home-revision__ver {
  margin: 0 0 8px;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--c-ink-900);
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-home .home-revision__when {
  font-family: var(--f-body);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-mist-300);
}

.page-home .home-revision__name {
  margin: 0 0 6px;
  font-size: clamp(16px, 1.2vw, 19px);
  font-weight: 700;
  color: var(--c-ink-900);
  line-height: 1.5;
}

.page-home .home-revision__sum {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--c-slate-600);
}

.page-home .home-revision__extra {
  margin: 0;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-cyan-600);
  transition: max-height .34s var(--ease), opacity .34s var(--ease), margin-top .34s var(--ease);
}

.page-home .home-revision__item:hover .home-revision__extra,
.page-home .home-revision__item:focus-within .home-revision__extra {
  max-height: 120px;
  opacity: 1;
  margin-top: 10px;
}

.page-home .home-revision__item:focus-visible {
  outline: 2px solid var(--c-focus-500);
  outline-offset: 4px;
  border-radius: var(--home-radius);
}

/* ---------- 本周更新 ---------- */
.page-home .home-updates {
  padding: clamp(64px, 7vw, 108px) 0;
}

.page-home .home-updates__head {
  display: grid;
  gap: 18px;
  margin-bottom: clamp(28px, 3vw, 44px);
}

.page-home .home-updates__lede {
  margin: 0;
  color: var(--c-slate-600);
  line-height: 1.75;
  max-width: 46ch;
}

.page-home .home-updates__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--home-hair);
}

.page-home .home-updates__row {
  position: relative;
  display: grid;
  grid-template-columns: 62px 1fr;
  grid-template-areas:
    "type title"
    "type meta";
  gap: 4px 16px;
  padding: 18px 12px 18px 16px;
  border-bottom: var(--home-hair);
  transition: background-color .26s var(--ease);
}

.page-home .home-updates__row:nth-child(odd) {
  background: rgba(242, 236, 229, .5);
}

.page-home .home-updates__row::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  bottom: 10px;
  width: 3px;
  background: var(--c-cyan-600);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform .3s var(--ease);
}

.page-home .home-updates__row:hover::before,
.page-home .home-updates__row:focus-within::before {
  transform: scaleY(1);
}

.page-home .home-updates__row:hover {
  background: var(--c-cream-050);
}

.page-home .home-updates__type {
  grid-area: type;
  align-self: start;
  margin-top: 3px;
}

.page-home .home-updates__title {
  grid-area: title;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--c-ink-900);
}

.page-home .home-updates__where,
.page-home .home-updates__when {
  font-size: 12.5px;
  color: var(--c-slate-600);
}

.page-home .home-updates__where::after {
  content: " · ";
  color: var(--c-mist-300);
}

.page-home .home-updates__row > .home-updates__where {
  grid-area: meta;
}

.page-home .home-updates__row > .home-updates__when {
  grid-area: meta;
  justify-self: start;
  margin-left: 0;
}

.page-home .home-updates__more {
  margin: 28px 0 0;
  font-size: 14.5px;
}

/* ---------- 帮助中心 ---------- */
.page-home .home-help {
  padding: clamp(64px, 7vw, 112px) 0;
}

.page-home .home-help__grid {
  display: grid;
  gap: clamp(32px, 4vw, 56px);
}

.page-home .home-help__lede {
  margin: 12px 0 28px;
  color: var(--c-slate-600);
  line-height: 1.78;
  max-width: 42ch;
}

.page-home .home-help__cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-home .home-help__card {
  border: var(--home-hair);
  border-radius: var(--home-radius);
  padding: 20px 20px 18px;
  background: var(--c-cream-050);
  transition: border-color .26s var(--ease), transform .26s var(--ease), box-shadow .26s var(--ease);
}

.page-home .home-help__card:hover {
  border-color: var(--c-orange-500);
  transform: translateY(-3px);
  box-shadow: var(--shadow-float);
}

.page-home .home-help__num {
  display: block;
  font-size: 12.5px;
  letter-spacing: .16em;
  color: var(--c-cyan-600);
  margin-bottom: 8px;
}

.page-home .home-help__card-title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--c-ink-900);
}

.page-home .home-help__card-text {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-slate-600);
}

.page-home .home-help__card-link {
  display: inline-block;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--c-cyan-600);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  transition: color .24s var(--ease);
}

.page-home .home-help__card-link:hover {
  color: var(--c-orange-700);
}

.page-home .home-help__card-link:focus-visible {
  outline: 2px solid var(--c-focus-500);
  outline-offset: 3px;
}

.page-home .home-help__figure {
  margin: 0;
  border-radius: var(--home-radius);
  overflow: hidden;
  border: var(--home-hair);
  align-self: start;
}

.page-home .home-help__figure img {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- 会员中心 ---------- */
.page-home .home-member {
  padding: 0 0 clamp(64px, 7vw, 112px);
}

.page-home .home-member__panel {
  display: grid;
  gap: 0;
  border-radius: 20px;
  border: var(--home-hair);
  overflow: hidden;
  background: var(--c-cream-050);
}

.page-home .home-member__col {
  padding: clamp(28px, 4vw, 44px);
}

.page-home .home-member__text {
  margin: 12px 0 20px;
  color: var(--c-slate-600);
  line-height: 1.78;
  max-width: 42ch;
}

.page-home .home-member__list {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .home-member__list li {
  position: relative;
  padding-left: 22px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--c-ink-900);
}

.page-home .home-member__list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 10px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c-orange-500);
}

.page-home .home-member__col--aside {
  background: linear-gradient(160deg, rgba(111, 211, 223, .22), rgba(255, 233, 220, .55));
  border-top: var(--home-hair);
}

.page-home .home-member__aside-label {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--c-cyan-600);
}

.page-home .home-member__aside-text {
  margin: 0 0 18px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--c-slate-600);
  max-width: 34ch;
}

.page-home .home-member__aside-meta {
  margin: 0;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--c-orange-700);
}

/* ---------- 服务覆盖 ---------- */
.page-home .home-coverage {
  padding: 0 0 clamp(72px, 8vw, 128px);
}

.page-home .home-coverage__grid {
  display: grid;
  gap: clamp(32px, 4vw, 56px);
}

.page-home .home-coverage__figure {
  margin: 0;
  border-radius: var(--home-radius);
  overflow: hidden;
  border: var(--home-hair);
  align-self: start;
}

.page-home .home-coverage__figure img {
  display: block;
  width: 100%;
  height: auto;
}

.page-home .home-coverage__lede {
  margin: 12px 0 28px;
  color: var(--c-slate-600);
  line-height: 1.78;
  max-width: 44ch;
}

.page-home .home-coverage__scenes {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: var(--home-hair);
}

.page-home .home-coverage__scene {
  padding: 16px 0;
  border-bottom: var(--home-hair);
}

.page-home .home-coverage__scene h3 {
  margin: 0 0 6px;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--c-ink-900);
}

.page-home .home-coverage__scene p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-slate-600);
}

.page-home .home-coverage__tail {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-slate-600);
  max-width: 46ch;
}

/* ---------- 回到顶部 ---------- */
.page-home .home-totop {
  position: fixed;
  right: clamp(16px, 3vw, 36px);
  bottom: clamp(16px, 3vw, 32px);
  z-index: 40;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--c-line-200);
  background: var(--c-cream-050);
  color: var(--c-ink-900);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--shadow-float);
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity .3s var(--ease), transform .3s var(--ease), background-color .24s var(--ease);
}

.page-home .home-totop.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.page-home .home-totop:hover {
  background: var(--c-orange-100);
}

.page-home .home-totop:focus-visible {
  outline: 2px solid var(--c-focus-500);
  outline-offset: 2px;
}

.page-home .home-totop__text {
  display: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-home .home-revision__item {
    grid-template-columns: 30px 1fr;
    gap: 24px;
  }

  .page-home .home-revision__item::before {
    left: 15px;
  }

  .page-home .home-updates__row {
    grid-template-columns: 76px 1fr auto auto;
    grid-template-areas: "type title where when";
    align-items: center;
    gap: 20px;
  }

  .page-home .home-updates__row > .home-updates__when {
    justify-self: end;
  }

  .page-home .home-help__cards {
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
  }

  .page-home .home-totop__text {
    display: inline;
  }
}

@media (min-width: 960px) {
  .page-home .home-hero__inner {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    align-items: start;
    gap: clamp(48px, 5vw, 80px);
  }

  .page-home .home-hero__stage {
    padding-right: clamp(0px, 2vw, 24px);
  }

  .page-home .home-hero__find {
    margin: -54px 24px 0 24px;
  }

  .page-home .home-revision__head {
    grid-template-columns: 60px minmax(0, 1fr);
    gap: 28px;
    align-items: start;
  }

  .page-home .home-member__panel {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
  }

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

  .page-home .home-help__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: start;
  }

  .page-home .home-coverage__grid {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    align-items: start;
  }
}

@media (min-width: 1200px) {
  .page-home .home-hero__wedge--orange {
    width: 76%;
    height: 78%;
  }

  .page-home .home-hero__wedge--cyan {
    width: 68%;
    height: 70%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-hero__find,
  .page-home .home-hero__find-tags,
  .page-home .home-revision__extra,
  .page-home .home-updates__row::before,
  .page-home .home-help__card,
  .page-home .home-totop {
    transition: none;
  }

  .page-home .home-hero__find:hover,
  .page-home .home-hero__find:focus-within,
  .page-home .home-help__card:hover {
    transform: none;
  }

  .page-home .home-hero__find-tags,
  .page-home .home-revision__extra {
    max-height: none;
    opacity: 1;
  }
}
<<<END>>>