.page-home{
  position:relative;
  overflow-x:clip;
  padding-bottom:clamp(32px,6vw,72px);
}

.page-home::before{
  content:"";
  position:absolute;
  inset:0;
  z-index:0;
  pointer-events:none;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size:24px 24px;
  opacity:.45;
  -webkit-mask-image:linear-gradient(180deg,#000 0%, rgba(0,0,0,.45) 55%, transparent 92%);
  mask-image:linear-gradient(180deg,#000 0%, rgba(0,0,0,.45) 55%, transparent 92%);
}

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

.page-home .breadcrumbs{
  padding-top:clamp(14px,3vw,26px);
}

/* ---------- 首屏拼贴 ---------- */
.page-home .hero{
  display:grid;
  gap:clamp(26px,4vw,52px);
  padding-top:clamp(16px,3vw,30px);
}

.page-home .hero__eyebrow{
  margin:0 0 14px;
  font-size:13px;
  letter-spacing:.14em;
  color:var(--cyan);
}

.page-home .hero__mark{
  color:var(--cyan);
}

.page-home .hero__lede{
  margin:18px 0 0;
  max-width:33em;
}

.page-home .hero__matrix{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:10px;
  margin:clamp(22px,4vw,34px) 0;
}

.page-home .hero__cell{
  display:flex;
  flex-direction:column;
  gap:8px;
  padding:16px 12px;
  border:1px solid var(--line);
  border-radius:20px;
  background:rgba(5,14,24,.55);
  color:var(--ink);
  text-decoration:none;
  transition:transform .25s var(--ease), border-color .25s var(--ease), background-color .25s var(--ease);
}

.page-home .hero__cell:hover,
.page-home .hero__cell:focus-visible{
  transform:translateY(-4px);
  border-color:var(--line-strong);
  background:rgba(46,35,82,.5);
}

.page-home .hero__icon{
  display:block;
  color:var(--cyan);
}

.page-home .hero__cell-title{
  font-family:var(--font-display);
  font-size:clamp(13.5px,3.7vw,15px);
  font-weight:700;
  letter-spacing:-.01em;
  line-height:1.3;
}

.page-home .hero__cell-desc{
  font-size:12.5px;
  line-height:1.55;
  color:var(--muted);
}

.page-home .hero__cta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:16px;
}

.page-home .hero__helper{
  font-size:14px;
  color:var(--muted);
  text-decoration:none;
  transition:color .2s var(--ease);
}

.page-home .hero__helper:hover{
  color:var(--cyan);
}

.page-home .hero__art{
  margin:0;
  border-radius:28px;
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--abyss);
}

.page-home .hero__art img{
  display:block;
  width:100%;
  height:auto;
  aspect-ratio:6/7;
  object-fit:cover;
}

.page-home .hero__status{
  list-style:none;
  margin:16px 0 0;
  padding:14px 18px;
  display:grid;
  gap:10px;
  border:1px solid var(--line);
  border-radius:20px;
  background:rgba(10,27,46,.72);
}

.page-home .hero__status li{
  display:flex;
  justify-content:space-between;
  align-items:baseline;
  gap:12px;
  font-size:14px;
}

.page-home .hero__status-key{
  color:var(--muted);
}

.page-home .hero__status-val{
  color:var(--cyan);
  font-size:14px;
}

@media (min-width:900px){
  .page-home .hero{
    grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);
    align-items:start;
    gap:clamp(32px,5vw,72px);
  }
  .page-home .hero__side{
    margin-top:clamp(24px,6vw,84px);
  }
  .page-home .hero__art img{
    aspect-ratio:5/6;
  }
}

/* ---------- 速度对照 ---------- */
.page-home .speed__grid{
  display:grid;
  gap:clamp(24px,4vw,44px);
  margin-top:clamp(20px,4vw,32px);
}

.page-home .speed__tabs{
  position:relative;
  margin-top:24px;
}

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

.page-home .speed__labels{
  display:inline-flex;
  gap:6px;
  padding:5px;
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  background:rgba(5,14,24,.6);
}

.page-home .speed__label{
  padding:9px 20px;
  border-radius:var(--radius-pill);
  font-size:14px;
  font-weight:600;
  color:var(--muted);
  cursor:pointer;
  transition:color .2s var(--ease), background-color .2s var(--ease);
}

.page-home #tab-browser:checked ~ .speed__labels .speed__label[for="tab-browser"],
.page-home #tab-mobile:checked ~ .speed__labels .speed__label[for="tab-mobile"]{
  background:rgba(34,224,214,.16);
  color:var(--cyan);
  box-shadow:inset 0 0 0 1px var(--line-strong);
}

.page-home #tab-browser:focus-visible ~ .speed__labels .speed__label[for="tab-browser"],
.page-home #tab-mobile:focus-visible ~ .speed__labels .speed__label[for="tab-mobile"]{
  outline:2px solid var(--cyan);
  outline-offset:2px;
}

.page-home .speed__panel{
  display:none;
  padding-top:24px;
}

.page-home #tab-browser:checked ~ .speed__panels .speed__panel--browser,
.page-home #tab-mobile:checked ~ .speed__panels .speed__panel--mobile{
  display:block;
}

.page-home .speed__lead{
  margin:0 0 18px;
  font-size:16px;
  line-height:1.7;
  color:var(--ink);
}

.page-home .speed__bar{
  height:10px;
  border-radius:var(--radius-pill);
  background:rgba(20,52,74,.9);
  overflow:hidden;
}

.page-home .speed__bar-fill{
  display:block;
  height:100%;
  width:26%;
  border-radius:var(--radius-pill);
  background:linear-gradient(90deg,var(--cyan),var(--cyan-mist));
}

.page-home .speed__bar-note{
  margin:10px 0 0;
  font-size:14px;
  color:var(--muted);
}

.page-home .speed__bar-note .mono{
  color:var(--cyan);
  font-size:20px;
  margin-right:6px;
}

.page-home .speed__facts{
  list-style:none;
  margin:18px 0 0;
  padding:0;
  display:grid;
  gap:12px;
}

.page-home .speed__facts li{
  position:relative;
  padding-left:20px;
  font-size:15px;
  line-height:1.7;
  color:var(--ink);
}

.page-home .speed__facts li::before{
  content:"";
  position:absolute;
  left:0;
  top:.62em;
  width:8px;
  height:8px;
  border-radius:50%;
  border:1.5px solid var(--cyan);
}

.page-home .speed__art{
  margin:0;
}

.page-home .speed__art img{
  display:block;
  width:100%;
  height:auto;
  aspect-ratio:3/2;
  object-fit:cover;
}

@media (min-width:900px){
  .page-home .speed__grid{
    grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);
    align-items:start;
  }
  .page-home .speed__art{
    margin-top:clamp(16px,3vw,44px);
  }
}

/* ---------- 栏目地图 ---------- */
.page-home .map__grid{
  display:grid;
  gap:16px;
  margin-top:clamp(20px,4vw,32px);
}

.page-home .map__card{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:12px;
  padding:clamp(20px,3vw,30px);
}

.page-home .map__card h3{
  margin:0;
  font-family:var(--font-serif);
  font-size:clamp(19px,2.4vw,23px);
  font-weight:500;
  line-height:1.35;
  color:var(--ink);
}

.page-home .map__card p{
  margin:0;
  font-size:15px;
  line-height:1.75;
  color:var(--muted);
}

.page-home .map__card .btn{
  margin-top:auto;
}

.page-home .map__media{
  margin:clamp(20px,4vw,32px) 0 0;
  overflow:hidden;
  border-radius:24px;
  border:1px solid var(--line);
  clip-path:polygon(0 0, 100% 0, 100% calc(100% - 30px), 0 100%);
}

.page-home .map__media img{
  display:block;
  width:100%;
  height:auto;
  aspect-ratio:12/7;
  object-fit:cover;
}

.page-home .map__more{
  margin:16px 0 0;
  font-size:14px;
}

.page-home .map__more a{
  color:var(--cyan);
  text-decoration:none;
}

.page-home .map__more a:hover{
  color:var(--cyan-mist);
}

@media (min-width:760px){
  .page-home .map__grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .page-home .map__card--a{
    grid-column:1 / -1;
  }
}

@media (min-width:1020px){
  .page-home .map__grid{
    grid-template-columns:repeat(6,minmax(0,1fr));
  }
  .page-home .map__card--a{grid-column:span 3;}
  .page-home .map__card--b{grid-column:span 3;}
  .page-home .map__card--c{grid-column:span 2;}
  .page-home .map__card--d{grid-column:span 4;}
}

/* ---------- 注册前三步 ---------- */
.page-home .steps{
  padding-block:clamp(44px,7vw,88px);
}

.page-home .steps__grid{
  display:grid;
  gap:clamp(26px,4vw,52px);
}

.page-home .steps__art{
  margin:0;
  border-radius:26px;
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--abyss);
}

.page-home .steps__art img{
  display:block;
  width:100%;
  height:auto;
  aspect-ratio:1/1;
  object-fit:cover;
}

.page-home .steps__list{
  list-style:none;
  margin:clamp(20px,4vw,30px) 0;
  padding:0;
  display:grid;
  gap:4px;
}

.page-home .step{
  position:relative;
  padding:0 0 24px 66px;
}

.page-home .step::before{
  content:"";
  position:absolute;
  left:23px;
  top:34px;
  bottom:0;
  width:1px;
  background:var(--line);
}

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

.page-home .step__num{
  position:absolute;
  left:0;
  top:0;
  font-family:var(--font-mono);
  font-size:26px;
  font-weight:600;
  line-height:1.15;
  letter-spacing:-.02em;
  color:var(--cyan);
}

.page-home .step__title{
  margin:0 0 6px;
  font-family:var(--font-display);
  font-size:17px;
  font-weight:700;
  color:var(--ink);
}

.page-home .step__desc{
  margin:0;
  font-size:15px;
  line-height:1.75;
  color:var(--muted);
}

.page-home .step__hint{
  display:block;
  margin-top:0;
  max-height:0;
  opacity:0;
  overflow:hidden;
  font-family:var(--font-mono);
  font-size:13px;
  line-height:1.6;
  color:var(--cyan-mist);
  transition:max-height .3s var(--ease), opacity .3s var(--ease), margin-top .3s var(--ease);
}

.page-home .step:hover .step__hint,
.page-home .step:focus-within .step__hint{
  max-height:64px;
  opacity:1;
  margin-top:8px;
}

@media (max-width:899px){
  .page-home .step__hint{
    max-height:64px;
    opacity:1;
    margin-top:8px;
  }
}

@media (min-width:900px){
  .page-home .steps__grid{
    grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);
    align-items:start;
  }
}

/* ---------- 版本变化时间线 ---------- */
.page-home .history{
  margin-top:clamp(20px,4vw,48px);
  padding:clamp(56px,9vw,104px) 0;
  background:linear-gradient(160deg, var(--indigo) 0%, #1a1533 55%, var(--deep) 100%);
  clip-path:polygon(0 30px, 100% 0, 100% calc(100% - 30px), 0 100%);
}

.page-home .history__list{
  list-style:none;
  margin:clamp(22px,4vw,34px) 0 0;
  padding-left:24px;
  border-left:1px solid rgba(143,246,239,.28);
  display:grid;
  gap:clamp(22px,3vw,30px);
}

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

.page-home .history__item::before{
  content:"";
  position:absolute;
  left:-30px;
  top:7px;
  width:11px;
  height:11px;
  border-radius:50%;
  background:var(--cyan);
  box-shadow:0 0 0 4px rgba(34,224,214,.14);
}

.page-home .history__stamp{
  margin:0 0 6px;
  font-size:13px;
  letter-spacing:.06em;
  color:var(--cyan-mist);
}

.page-home .history__item h3{
  margin:0 0 6px;
  font-family:var(--font-display);
  font-size:clamp(17px,2.2vw,19px);
  font-weight:700;
  color:var(--ink);
}

.page-home .history__item p:last-child{
  margin:0;
  font-size:15px;
  line-height:1.75;
  color:var(--muted);
  max-width:38em;
}

@media (min-width:900px){
  .page-home .history__list{
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:clamp(24px,3vw,36px);
    padding-left:0;
    border-left:0;
    border-top:1px solid rgba(143,246,239,.28);
    padding-top:32px;
  }
  .page-home .history__item::before{
    left:0;
    top:-38px;
  }
}

/* ---------- 底部联络条 ---------- */
.page-home .reach{
  padding-block:clamp(36px,6vw,76px);
}

.page-home .reach__pill{
  display:grid;
  gap:20px;
  padding:clamp(24px,4vw,38px);
  border-radius:28px;
  border:1px solid var(--line-strong);
  background:linear-gradient(135deg, rgba(46,35,82,.85), rgba(10,27,46,.92));
}

.page-home .reach__title{
  margin:0 0 10px;
  font-family:var(--font-serif);
  font-size:clamp(20px,2.6vw,26px);
  font-weight:500;
  line-height:1.35;
  color:var(--ink);
}

.page-home .reach__text{
  margin:0;
  max-width:46ch;
  font-size:15px;
  line-height:1.85;
  color:var(--muted);
}

.page-home .reach__text .mono{
  color:var(--cyan);
  word-break:break-all;
}

@media (min-width:820px){
  .page-home .reach__pill{
    grid-template-columns:minmax(0,1fr) auto;
    align-items:center;
    border-radius:var(--radius-pill);
    padding-inline:clamp(32px,4vw,56px);
  }
  .page-home .reach__pill .btn{
    justify-self:end;
  }
}
<<<END>>>