.page-home{
  --home-line:rgba(169,184,204,.24);
  --home-ink-line:rgba(11,31,58,.16);
  --home-body-light:#41526b;
  --home-body-dark:#b9c6d8;
  background:var(--ink);
  color:var(--paper);
  font-family:var(--font-body);
  overflow-x:clip;
}
.page-home h1,
.page-home h2{
  font-family:var(--font-display);
  font-weight:900;
  letter-spacing:-.01em;
  margin:0;
}
.page-home h2{
  font-size:clamp(26px,3.6vw,40px);
  line-height:1.15;
  margin-bottom:14px;
}
.page-home p{margin:0;}
.page-home a{color:inherit;}
.page-home a:focus-visible,
.page-home .tag-item:focus-visible{
  outline:2px solid var(--sand);
  outline-offset:3px;
}
.page-home .eyebrow{
  font-family:var(--font-label);
  font-size:var(--step-label);
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--coral);
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin:0 0 12px;
}
.page-home .eyebrow::before{
  content:"";
  width:22px;
  height:3px;
  background:currentColor;
}
.page-home .eyebrow--sand{color:var(--sand);}
.page-home .eyebrow--jade{color:var(--jade);}
.page-home .band-head{max-width:60ch;margin-bottom:clamp(22px,3.5vw,36px);}
.page-home .band-lede{
  font-size:var(--step-body);
  line-height:1.85;
  color:var(--home-body-dark);
}
.page-home .band-foot{margin-top:clamp(18px,3vw,28px);}
.page-home .band-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-family:var(--font-label);
  font-size:14px;
  letter-spacing:.04em;
  text-decoration:none;
  color:var(--coral-deep);
  border-bottom:2px solid currentColor;
  padding-bottom:3px;
  transition:color var(--dur) var(--ease);
}
.page-home .band-link:hover,
.page-home .band-link:focus-visible{color:var(--ink);}

/* 首屏拼贴 */
.page-home .home-hero{
  position:relative;
  padding:clamp(22px,4vw,40px) 0 clamp(36px,6vw,72px);
  background:var(--ink);
  border-bottom:3px solid var(--ink-deep);
  overflow:hidden;
}
.page-home .home-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(to right,rgba(169,184,204,.10) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(169,184,204,.10) 1px,transparent 1px);
  background-size:46px 46px;
  pointer-events:none;
}
.page-home .home-hero > .wrap{position:relative;z-index:1;}
.page-home .breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--mist);
  margin:0 0 clamp(20px,3vw,32px);
}
.page-home .breadcrumb a{
  color:var(--mist);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.page-home .breadcrumb a:hover,
.page-home .breadcrumb a:focus-visible{color:var(--coral);border-bottom-color:var(--coral);}
.page-home .hero-grid{
  display:grid;
  gap:clamp(16px,2.4vw,26px);
}
.page-home .hero-lead h1{
  font-size:clamp(38px,7.2vw,74px);
  line-height:1.03;
  margin:0 0 clamp(14px,2vw,20px);
}
.page-home .hero-lead h1 span{color:var(--coral);}
.page-home .hero-lead .lede{
  font-size:clamp(15px,1.6vw,17px);
  line-height:1.9;
  color:var(--home-body-dark);
  max-width:42ch;
  margin-bottom:clamp(18px,2.6vw,26px);
}
.page-home .hero-figure{
  margin:0;
  border:2px solid var(--sand);
  background:var(--ink-deep);
  box-shadow:var(--shadow-hard);
  aspect-ratio:4/3;
  overflow:hidden;
}
.page-home .hero-stats{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:0;
  border-top:2px solid var(--home-line);
}
.page-home .hero-stats li{
  display:flex;
  flex-direction:column;
  gap:5px;
  padding:14px 0;
  border-bottom:2px solid var(--home-line);
}
.page-home .stat-num{
  font-family:var(--font-mono);
  font-size:clamp(26px,3.4vw,36px);
  font-weight:700;
  color:var(--sand);
  line-height:1.1;
}
.page-home .stat-label{
  font-family:var(--font-label);
  font-size:13px;
  letter-spacing:.06em;
  color:var(--mist);
}

/* 通用图片容器 */
.page-home .media-frame{
  margin:0;
  border:2px solid var(--home-line);
  background:var(--ink-deep);
  overflow:hidden;
}
.page-home .media-frame img{
  display:block;
  width:100%;
  height:100%;
  max-width:100%;
  object-fit:cover;
}

/* 十二类标签索引 */
.page-home .tag-band{
  background:var(--paper);
  color:var(--ink);
  border-top:4px solid var(--jade);
  padding:clamp(36px,6vw,72px) 0;
}
.page-home .tag-band .eyebrow,
.page-home .tablet-band .eyebrow{color:var(--coral-deep);}
.page-home .tag-band .band-lede,
.page-home .tablet-band .band-lede{color:var(--home-body-light);}
.page-home .tag-layout{
  display:grid;
  gap:clamp(18px,3vw,32px);
}
.page-home .tag-grid{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:10px;
  grid-template-columns:1fr;
}
.page-home .tag-item{
  display:flex;
  gap:10px;
  align-items:flex-start;
  height:100%;
  padding:12px 14px;
  border:2px solid var(--home-ink-line);
  background:rgba(255,255,255,.42);
  text-decoration:none;
  color:var(--ink);
  transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.page-home .tag-item:hover,
.page-home .tag-item:focus-visible{
  transform:translateY(-2px);
  border-color:var(--coral);
  box-shadow:4px 4px 0 rgba(11,31,58,.16);
}
.page-home .tag-num{
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--jade-deep);
  padding-top:3px;
}
.page-home .tag-body{display:flex;flex-direction:column;gap:3px;}
.page-home .tag-name{
  font-family:var(--font-display);
  font-weight:900;
  font-size:16px;
  letter-spacing:.02em;
}
.page-home .tag-desc{
  font-size:13px;
  line-height:1.6;
  color:var(--home-body-light);
}
.page-home .tag-figure{aspect-ratio:4/3;}

/* 更新记录 */
.page-home .update-band{
  background:var(--ink-deep);
  border-top:4px solid var(--coral);
  padding:clamp(36px,6vw,72px) 0;
}
.page-home .update-rail{
  list-style:none;
  margin:0;
  padding:0 0 12px;
  display:grid;
  grid-auto-flow:column;
  grid-auto-columns:minmax(238px,1fr);
  gap:12px;
  overflow-x:auto;
  scroll-snap-type:x proximity;
  -webkit-overflow-scrolling:touch;
}
.page-home .update-item{
  scroll-snap-align:start;
  display:flex;
  flex-direction:column;
  gap:8px;
  padding:16px 16px 18px;
  background:rgba(244,239,228,.05);
  border:2px solid var(--home-line);
  transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.page-home .update-item:hover,
.page-home .update-item:focus-within{
  transform:translateY(-2px);
  border-color:var(--jade);
}
.page-home .ch{
  align-self:flex-start;
  font-family:var(--font-label);
  font-size:11px;
  letter-spacing:.14em;
  padding:3px 8px;
  border:2px solid currentColor;
}
.page-home .ch--test{color:var(--coral);}
.page-home .ch--stable{color:var(--jade);}
.page-home .ch--arch{color:var(--sand);}
.page-home .update-date{
  display:flex;
  align-items:center;
  font-family:var(--font-mono);
  font-size:13px;
  color:var(--sand);
}
.page-home .update-date::before{
  content:"";
  width:8px;
  height:8px;
  background:var(--sand);
  margin-right:8px;
  flex:none;
}
.page-home .update-summary{
  font-size:14px;
  line-height:1.75;
  color:var(--paper-dim);
}

/* 版本对照入口 */
.page-home .compare-band{
  background:var(--ink);
  padding:clamp(36px,6vw,72px) 0;
}
.page-home .compare-card{
  display:grid;
  gap:clamp(20px,3vw,36px);
  padding:clamp(20px,3.5vw,40px);
  background:var(--slate);
  border:2px solid var(--sand);
  box-shadow:var(--shadow-hard);
}
.page-home .compare-copy .band-lede{margin-bottom:clamp(16px,2.4vw,22px);}
.page-home .steps{
  list-style:none;
  counter-reset:cmpstep;
  margin:0 0 clamp(18px,2.6vw,24px);
  padding:0;
  display:grid;
  gap:12px;
}
.page-home .steps li{
  counter-increment:cmpstep;
  display:grid;
  grid-template-columns:auto minmax(0,1fr);
  gap:12px;
  padding-top:12px;
  border-top:2px solid var(--home-line);
  font-size:15px;
  line-height:1.75;
  color:var(--paper-dim);
}
.page-home .steps li::before{
  content:counter(cmpstep,decimal-leading-zero);
  font-family:var(--font-mono);
  font-size:13px;
  color:var(--sand);
  padding-top:2px;
}
.page-home .compare-figure{aspect-ratio:25/16;border-color:rgba(232,196,104,.55);}

/* 平板阅读场景 */
.page-home .tablet-band{
  background:var(--paper);
  color:var(--ink);
  border-top:4px solid var(--coral);
  padding:clamp(36px,6vw,72px) 0;
}
.page-home .tablet-layout{
  display:grid;
  gap:clamp(22px,4vw,44px);
  align-items:center;
}
.page-home .tablet-figure{aspect-ratio:3/2;border-color:var(--home-ink-line);background:var(--ink);}
.page-home .tablet-copy .band-lede{margin-bottom:clamp(18px,2.6vw,26px);}
.page-home .scene-list{
  list-style:none;
  margin:0;
  padding:0;
  border-top:2px solid var(--home-ink-line);
}
.page-home .scene-list li{
  display:grid;
  gap:4px;
  padding:14px 0;
  border-bottom:2px solid var(--home-ink-line);
}
.page-home .scene-name{
  font-family:var(--font-display);
  font-weight:900;
  font-size:15px;
  color:var(--ink);
}
.page-home .scene-desc{
  font-size:14px;
  line-height:1.78;
  color:var(--home-body-light);
}

/* 品牌档案与信任 */
.page-home .trust-band{
  background:var(--ink-deep);
  border-top:4px solid var(--jade);
  padding:clamp(36px,6vw,72px) 0;
}
.page-home .trust-nums{
  list-style:none;
  margin:clamp(20px,3vw,32px) 0 0;
  padding:0;
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:2px;
}
.page-home .trust-nums li{
  display:flex;
  flex-direction:column;
  gap:6px;
  padding:16px;
  border:2px solid var(--home-line);
}
.page-home .trust-nums .stat-num{color:var(--jade);font-size:clamp(24px,3vw,32px);}
.page-home .trust-foot{
  display:flex;
  flex-direction:column;
  gap:16px;
  align-items:flex-start;
  margin-top:clamp(18px,3vw,28px);
  padding-top:clamp(16px,2.4vw,24px);
  border-top:2px solid var(--home-line);
}
.page-home .trust-note{
  font-size:14px;
  line-height:1.8;
  color:var(--home-body-dark);
  max-width:62ch;
}

@media (min-width:560px){
  .page-home .hero-stats{grid-template-columns:repeat(3,minmax(0,1fr));}
  .page-home .hero-stats li{
    border-bottom:0;
    border-right:2px solid var(--home-line);
    padding:16px 16px 16px 0;
  }
  .page-home .hero-stats li:last-child{border-right:0;}
  .page-home .tag-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .page-home .scene-list li{grid-template-columns:180px minmax(0,1fr);gap:16px;align-items:baseline;}
}

@media (min-width:760px){
  .page-home .trust-nums{grid-template-columns:repeat(4,minmax(0,1fr));}
  .page-home .trust-foot{flex-direction:row;justify-content:space-between;align-items:center;}
}

@media (min-width:880px){
  .page-home .tag-layout{grid-template-columns:minmax(0,1fr) 300px;align-items:start;}
  .page-home .tablet-layout{grid-template-columns:1.05fr 1fr;}
}

@media (min-width:900px){
  .page-home .hero-grid{
    grid-template-columns:repeat(12,minmax(0,1fr));
    align-items:start;
    column-gap:clamp(20px,2.4vw,30px);
  }
  .page-home .hero-lead{grid-column:1 / span 7;grid-row:1;}
  .page-home .hero-figure{grid-column:8 / span 5;grid-row:1 / span 2;align-self:stretch;}
  .page-home .hero-stats{grid-column:1 / span 7;grid-row:2;}
  .page-home .compare-card{grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);align-items:center;}
}

@media (min-width:1080px){
  .page-home .tag-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
  .page-home .update-rail{grid-auto-columns:minmax(262px,1fr);}
}

@media (prefers-reduced-motion:reduce){
  .page-home .tag-item,
  .page-home .update-item{transition:none;}
  .page-home .tag-item:hover,
  .page-home .tag-item:focus-visible,
  .page-home .update-item:hover,
  .page-home .update-item:focus-within{transform:none;}
}