.page-home {
  --home-gutter: 20px;
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  overflow: hidden;
  padding: 40px 0 52px;
  background:
    radial-gradient(660px 420px at 88% 4%, rgba(138, 107, 255, 0.20), transparent 62%),
    radial-gradient(520px 360px at 2% 98%, rgba(53, 240, 216, 0.14), transparent 65%),
    var(--deep);
}

.page-home .home-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(36, 50, 92, 0.32) 1px, transparent 1px),
    linear-gradient(90deg, rgba(36, 50, 92, 0.32) 1px, transparent 1px);
  background-size: 96px 96px;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 90%);
  mask-image: linear-gradient(to bottom, #000 0%, transparent 90%);
  pointer-events: none;
}

.page-home .home-hero__line {
  position: absolute;
  left: 0;
  right: 0;
  top: 58%;
  height: 1px;
  background: linear-gradient(90deg, transparent 4%, var(--cyan) 24%, var(--violet) 62%, transparent 96%);
  opacity: 0.42;
  pointer-events: none;
}

.page-home .home-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 34px;
}

.page-home .home-hero__copy {
  position: relative;
}

.page-home .home-context {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 18px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--ink-2);
}

.page-home .home-context::before {
  content: "";
  width: 20px;
  height: 1px;
  background: var(--violet);
}

.page-home .home-hero__title {
  margin: 0;
  font-family: var(--narrow);
  font-size: clamp(32px, 8.2vw, 52px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.5px;
  color: var(--ink);
}

.page-home .home-hero__hl {
  display: block;
  margin-top: 6px;
  color: var(--cyan);
  text-shadow: 0 0 28px rgba(53, 240, 216, 0.28);
}

.page-home .home-hero__lede {
  margin: 16px 0 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-2);
}

/* 四个序号入口 */
.page-home .home-doors {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

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

.page-home .home-door {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 5px;
  height: 100%;
  padding: 13px 13px 13px 17px;
  background: var(--night);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  text-decoration: none;
  transition: border-color 180ms var(--ease), transform 180ms var(--ease), background 180ms var(--ease);
}

.page-home .home-door::before {
  content: "";
  position: absolute;
  left: 0;
  top: 13px;
  bottom: 13px;
  width: 2px;
  background: var(--line);
  transition: background 180ms var(--ease);
}

.page-home .home-door:hover,
.page-home .home-door:focus-visible {
  border-color: var(--cyan);
  background: var(--panel);
  transform: translateY(-2px);
}

.page-home .home-door:hover::before,
.page-home .home-door:focus-visible::before {
  background: var(--cyan);
}

.page-home .home-door__idx {
  font-family: var(--mono);
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -1px;
  color: var(--cyan);
}

.page-home .home-door__title {
  font-family: var(--narrow);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.2px;
  color: var(--ink);
}

.page-home .home-door__note {
  overflow: hidden;
  max-height: 3.2em;
  font-size: 12px;
  line-height: 1.55;
  color: var(--ink-2);
  opacity: 1;
  transition: opacity 180ms var(--ease), max-height 180ms var(--ease);
}

@media (hover: hover) and (min-width: 900px) {
  .page-home .home-door__note {
    max-height: 0;
    opacity: 0;
  }
  .page-home .home-door:hover .home-door__note,
  .page-home .home-door:focus-visible .home-door__note {
    max-height: 3.2em;
    opacity: 1;
  }
}

/* 首屏媒体 */
.page-home .home-hero__media {
  position: relative;
  margin: 0;
}

.page-home .home-hero__frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--r-md);
  background: var(--night);
  clip-path: polygon(0 0, 100% 0, 100% 84%, 9% 100%, 0 100%);
}

.page-home .home-hero__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(158deg, rgba(138, 107, 255, 0.34), transparent 46%, rgba(53, 240, 216, 0.22));
  pointer-events: none;
}

.page-home .home-hero__frame img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.05);
}

.page-home .home-hero__media .media__cap {
  margin: 12px 0 0;
  font-size: 12px;
  font-family: var(--mono);
  letter-spacing: 0.4px;
  color: var(--ink-2);
}

/* ---------- 区块标题共用 ---------- */
.page-home .home-sec__head {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 22px;
}

.page-home .home-sec__lede {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-2);
}

/* ---------- 横向滑轨 ---------- */
.page-home .home-lanes {
  position: relative;
  padding: 52px 0 44px;
  background: linear-gradient(180deg, var(--deep) 0%, var(--night) 58%, var(--deep) 100%);
}

.page-home .home-rail {
  position: relative;
}

.page-home .home-rail::before,
.page-home .home-rail::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 18px;
  width: 44px;
  z-index: 2;
  pointer-events: none;
}

.page-home .home-rail::before {
  left: 0;
  background: linear-gradient(90deg, var(--night), rgba(14, 21, 48, 0));
}

.page-home .home-rail::after {
  right: 0;
  background: linear-gradient(270deg, var(--deep), rgba(7, 11, 26, 0));
}

.page-home .home-rail__track {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 6px var(--home-gutter) 20px;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}

.page-home .home-rail__track::-webkit-scrollbar {
  height: 6px;
}

.page-home .home-rail__track::-webkit-scrollbar-thumb {
  background: var(--line);
  border-radius: 3px;
}

.page-home .home-lane {
  flex: 0 0 auto;
  width: 80vw;
  max-width: 320px;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  padding: 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  transition: border-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-home .home-lane:hover {
  border-color: var(--cyan);
  transform: translateY(-3px);
}

.page-home .home-lane__media {
  margin: -18px -18px 14px;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  border-radius: var(--r-md) var(--r-md) 0 0;
}

.page-home .home-lane__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  opacity: 0.86;
}

.page-home .home-lane__idx {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 1.4px;
  color: var(--violet);
}

.page-home .home-lane__title {
  margin: 10px 0 0;
  font-family: var(--narrow);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.3px;
  color: var(--ink);
}

.page-home .home-lane__text {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink-2);
}

.page-home .home-lane__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.6px;
  color: var(--ink-2);
}

.page-home .home-lane__link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 600;
  color: var(--cyan);
  text-decoration: none;
}

.page-home .home-lane__link::after {
  content: "\2192";
  transition: transform 180ms var(--ease);
}

.page-home .home-lane__link:hover::after,
.page-home .home-lane__link:focus-visible::after {
  transform: translateX(3px);
}

/* ---------- 数据条 ---------- */
.page-home .home-stats {
  position: relative;
  overflow: hidden;
  padding: 52px 0;
  background: var(--deep);
}

.page-home .home-stats__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.2;
  pointer-events: none;
}

.page-home .home-stats__inner {
  position: relative;
  z-index: 1;
}

.page-home .home-stats__grid {
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--line);
}

.page-home .home-stat {
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-home .home-stat__label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 1.2px;
  color: var(--ink-2);
}

.page-home .home-stat__value {
  margin: 6px 0 0;
  font-family: var(--mono);
  font-size: 32px;
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -1px;
  color: var(--cyan);
}

.page-home .home-stat__foot {
  margin: 7px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-2);
}

/* ---------- 新玩家三步 ---------- */
.page-home .home-start {
  padding: 52px 0;
  background: var(--deep);
}

.page-home .home-start__banner {
  margin: 0 0 26px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
}

.page-home .home-start__banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  opacity: 0.88;
  filter: saturate(0.9);
}

.page-home .home-start__steps {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
}

.page-home .home-start__steps .steps__item {
  display: flex;
  gap: 16px;
  padding: 20px 0;
  border-top: 1px solid var(--line);
}

.page-home .home-start__steps .steps__item:last-child {
  border-bottom: 1px solid var(--line);
}

.page-home .home-start__steps .steps__idx {
  flex: 0 0 auto;
  min-width: 34px;
  font-family: var(--mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -1px;
  color: var(--violet);
}

.page-home .home-start__item-body {
  min-width: 0;
}

.page-home .home-start__steps .steps__title {
  margin: 0;
  font-family: var(--narrow);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.2px;
  color: var(--ink);
}

.page-home .home-start__steps .steps__text {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-2);
}

/* ---------- 版本摘要 ---------- */
.page-home .home-log {
  padding: 52px 0;
  background: var(--night);
}

.page-home .home-log__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

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

.page-home .home-log__item {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 2px solid var(--violet);
  border-radius: var(--r-md);
}

.page-home .home-log__title {
  margin: 0;
  font-family: var(--narrow);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.38;
  letter-spacing: -0.2px;
  color: var(--ink);
}

.page-home .home-log__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-2);
}

/* ---------- 服务支持 ---------- */
.page-home .home-support {
  padding: 52px 0 68px;
  background:
    radial-gradient(520px 320px at 6% 8%, rgba(255, 154, 60, 0.10), transparent 68%),
    var(--deep);
}

.page-home .home-support__grid {
  display: grid;
  gap: 26px;
}

.page-home .home-support__copy p {
  margin: 14px 0 22px;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-2);
}

.page-home .home-support__facts {
  list-style: none;
  margin: 0;
  padding: 20px;
  display: grid;
  gap: 13px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 2px solid var(--orange);
  border-radius: var(--r-md);
}

.page-home .home-support__facts li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
}

.page-home .home-support__facts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  background: var(--cyan);
}

.page-home .home-support__facts a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 240, 216, 0.4);
}

.page-home .home-support__facts a:hover,
.page-home .home-support__facts a:focus-visible {
  border-bottom-color: var(--cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home {
    --home-gutter: 32px;
  }

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

  .page-home .home-stat {
    padding: 20px 22px 20px 0;
    border-bottom: 0;
    border-left: 1px solid var(--line);
  }

  .page-home .home-stat:nth-child(odd) {
    border-left: 0;
    padding-left: 0;
  }

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

@media (min-width: 900px) {
  .page-home .home-hero {
    padding: 68px 0 84px;
  }

  .page-home .home-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
    gap: 48px;
  }

  .page-home .home-hero__media {
    margin-right: -32px;
  }

  .page-home .home-doors {
    gap: 12px;
  }

  .page-home .home-door {
    padding: 16px 16px 16px 20px;
  }

  .page-home .home-door::before {
    top: 16px;
    bottom: 16px;
  }

  .page-home .home-door__idx {
    font-size: 26px;
  }

  .page-home .home-lanes {
    padding: 72px 0 60px;
  }

  .page-home .home-rail__track {
    padding-left: max(var(--home-gutter), calc((100vw - var(--maxw)) / 2 + 40px));
    padding-right: max(var(--home-gutter), calc((100vw - var(--maxw)) / 2 + 40px));
  }

  .page-home .home-lane {
    width: 320px;
  }

  .page-home .home-stats {
    padding: 72px 0;
  }

  .page-home .home-stats__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .home-stat {
    padding: 22px 26px 22px 0;
  }

  .page-home .home-stat:nth-child(even) {
    border-left: 1px solid var(--line);
    padding-left: 26px;
  }

  .page-home .home-start {
    padding: 72px 0;
  }

  .page-home .home-start__banner {
    margin-bottom: 34px;
  }

  .page-home .home-start__banner img {
    aspect-ratio: 21 / 9;
  }

  .page-home .home-start__steps .steps__item {
    padding: 24px 0;
    gap: 26px;
  }

  .page-home .home-log {
    padding: 72px 0;
  }

  .page-home .home-support {
    padding: 72px 0 92px;
  }

  .page-home .home-support__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 52px;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-door,
  .page-home .home-door__note,
  .page-home .home-door::before,
  .page-home .home-lane,
  .page-home .home-lane__link::after {
    transition: none;
  }
}
<<<END>>>