.page-home{
  --home-shell:#EDE8DD;
  --home-card:#FFFDF8;
  --home-line:rgba(20,22,26,.14);
  --home-line-light:rgba(244,241,234,.18);
  --home-shadow:6px 6px 0 rgba(20,22,26,.16);
  --home-shadow-deep:10px 10px 0 rgba(20,22,26,.2);
  display:block;
  background:var(--paper);
  color:var(--ink);
}
.page-home img{
  max-width:100%;
  height:auto;
}
.page-home .media-frame__inner img{
  display:block;
  width:100%;
  object-fit:cover;
}
.page-home .media-frame__caption{
  font-size:13px;
  line-height:1.7;
  color:var(--gray);
  margin-top:10px;
}
.page-home .section-head{
  margin-bottom:clamp(22px,3vw,32px);
}

/* ===== 首屏 ===== */
.page-home .hero{
  position:relative;
  overflow:hidden;
  background:
    repeating-linear-gradient(90deg, rgba(20,22,26,.05) 0 1px, transparent 1px 46px),
    repeating-linear-gradient(0deg, rgba(20,22,26,.05) 0 1px, transparent 1px 46px),
    var(--paper);
}
.page-home .hero::before{
  content:"";
  position:absolute;
  top:-160px;
  right:-180px;
  width:560px;
  height:560px;
  border-radius:50%;
  background:conic-gradient(from 200deg, rgba(200,16,46,.14), rgba(30,107,255,.12) 42%, rgba(184,230,46,.16) 68%, transparent 88%);
  pointer-events:none;
}
.page-home .hero::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:8px;
  background:linear-gradient(90deg, var(--red) 0 30%, var(--ink) 30% 58%, var(--lime) 58% 74%, var(--blue) 74% 100%);
}
.page-home .hero__grid{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1fr;
  gap:clamp(30px,5vw,56px);
  align-items:center;
  padding:clamp(38px,7vw,86px) 0 clamp(46px,7vw,84px);
}
@media (min-width:900px){
  .page-home .hero__grid{
    grid-template-columns:5fr 7fr;
  }
}
.page-home .hero__kicker{
  display:inline-block;
  margin:0 0 18px;
  padding:7px 15px;
  background:var(--red);
  color:#fff;
  font-size:13px;
  letter-spacing:.14em;
}
.page-home .hero__title{
  margin:0 0 20px;
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(40px,9vw,72px);
  line-height:1.03;
  letter-spacing:-.01em;
  color:var(--ink);
}
.page-home .hero__title span{
  color:var(--red);
  box-shadow:inset 0 -.18em 0 rgba(184,230,46,.55);
}
.page-home .hero__lead{
  margin:0 0 26px;
  max-width:44em;
  font-size:clamp(16px,1.9vw,18px);
  line-height:1.8;
  color:var(--ink);
}
.page-home .hero__actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-bottom:34px;
}
.page-home .hero__stats{
  display:flex;
  flex-wrap:wrap;
  gap:0 clamp(18px,3vw,40px);
  margin:0;
  padding-top:22px;
  border-top:2px solid var(--ink);
}
.page-home .hero__stats > div{
  display:flex;
  flex-direction:column;
  gap:4px;
  padding:6px 0;
}
.page-home .hero__stats dt{
  font-size:13px;
  letter-spacing:.06em;
  color:var(--gray);
}
.page-home .hero__stats dd{
  margin:0;
  font-family:var(--font-num);
  font-weight:700;
  font-size:22px;
  line-height:1.2;
  color:var(--ink);
}
.page-home .hero__visual{
  position:relative;
}
.page-home .hero__visual::after{
  content:"";
  position:absolute;
  inset:0;
  background:conic-gradient(from 220deg at 78% 18%, rgba(30,107,255,.3), transparent 42%, rgba(184,230,46,.24) 72%, transparent 92%);
  mix-blend-mode:screen;
  pointer-events:none;
}
.page-home .hero__visual .media-frame{
  position:relative;
  aspect-ratio:4 / 3;
  border:2px solid var(--ink);
  box-shadow:var(--home-shadow-deep);
  background:var(--ink);
  overflow:hidden;
}
.page-home .hero__visual .media-frame__inner{
  height:100%;
}
.page-home .hero__visual .media-frame__inner img{
  height:100%;
  object-fit:cover;
}
.page-home .hero__visual .media-frame__tag{
  z-index:2;
  font-size:12px;
  letter-spacing:.08em;
}

/* ===== 入口记录带 ===== */
.page-home .entry-band{
  position:relative;
  overflow:hidden;
  background:var(--ink);
  color:var(--paper);
  padding:clamp(40px,6vw,74px) 0;
}
.page-home .entry-band::before{
  content:"";
  position:absolute;
  inset:0;
  background:repeating-linear-gradient(90deg, rgba(244,241,234,.045) 0 22px, transparent 22px 44px);
  pointer-events:none;
}
.page-home .entry-band .wrap{
  position:relative;
  z-index:1;
}
.page-home .entry-band__head{
  display:grid;
  grid-template-columns:1fr;
  gap:22px;
  margin-bottom:26px;
}
@media (min-width:860px){
  .page-home .entry-band__head{
    grid-template-columns:1fr auto;
    align-items:end;
  }
}
.page-home .entry-band .eyebrow{
  color:var(--lime);
}
.page-home .entry-band__title{
  margin:8px 0 12px;
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(28px,4.6vw,40px);
  line-height:1.1;
  color:var(--paper);
}
.page-home .entry-band__lead{
  margin:0;
  max-width:46em;
  font-size:16px;
  line-height:1.78;
  color:rgba(244,241,234,.74);
}
.page-home .entry-filter{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.page-home .entry-filter__input{
  position:absolute;
  width:1px;
  height:1px;
  margin:-1px;
  padding:0;
  overflow:hidden;
  clip:rect(0 0 0 0);
  white-space:nowrap;
  border:0;
}
.page-home .entry-filter__chip{
  display:inline-block;
  padding:8px 16px;
  border:1px solid rgba(244,241,234,.3);
  color:rgba(244,241,234,.84);
  font-family:var(--font-num);
  font-size:13px;
  letter-spacing:.06em;
  cursor:pointer;
  transition:background .16s var(--ease), color .16s var(--ease), border-color .16s var(--ease);
}
.page-home .entry-filter__input:checked + .entry-filter__chip{
  background:var(--lime);
  border-color:var(--lime);
  color:var(--ink);
}
.page-home .entry-filter__input:focus-visible + .entry-filter__chip{
  outline:2px solid var(--blue);
  outline-offset:2px;
}
.page-home .entry-rail{
  display:flex;
  gap:16px;
  list-style:none;
  margin:0;
  padding:4px 0 22px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  -webkit-overflow-scrolling:touch;
}
.page-home .entry-rail::-webkit-scrollbar{
  height:6px;
}
.page-home .entry-rail::-webkit-scrollbar-track{
  background:rgba(244,241,234,.12);
}
.page-home .entry-rail::-webkit-scrollbar-thumb{
  background:var(--red);
}
.page-home .entry-card{
  flex:0 0 min(320px,80vw);
  scroll-snap-align:start;
  display:flex;
  flex-direction:column;
  gap:12px;
  padding:22px 20px 20px;
  background:rgba(244,241,234,.055);
  border:1px solid var(--home-line-light);
  border-left:5px solid var(--red);
}
.page-home .entry-card__meta{
  margin:0;
  font-size:12px;
  letter-spacing:.12em;
  color:var(--lime);
}
.page-home .entry-card__title{
  margin:0;
  font-family:var(--font-display);
  font-weight:700;
  font-size:20px;
  line-height:1.28;
  color:var(--paper);
}
.page-home .entry-card__facts{
  margin:0;
}
.page-home .entry-card__facts dt{
  margin-bottom:3px;
  font-family:var(--font-num);
  font-size:11px;
  letter-spacing:.1em;
  color:rgba(244,241,234,.5);
}
.page-home .entry-card__facts dd{
  margin:0 0 12px;
  font-size:14px;
  line-height:1.68;
  color:rgba(244,241,234,.82);
}
.page-home .entry-card__facts dd:last-child{
  margin-bottom:0;
}
.page-home .entry-band:has(#ef-entry:checked) .entry-card:not([data-kind="entry"]),
.page-home .entry-band:has(#ef-doc:checked) .entry-card:not([data-kind="doc"]){
  display:none;
}
.page-home .entry-band__figure{
  margin:26px 0 0;
}
.page-home .entry-band__figure .media-frame{
  border:1px solid var(--home-line-light);
  overflow:hidden;
}
.page-home .entry-band__figure img{
  opacity:.7;
}
.page-home .entry-band__figure .media-frame__caption{
  color:rgba(244,241,234,.56);
}

/* ===== 12 项统计规则 ===== */
.page-home .metrics{
  position:relative;
  background:var(--paper);
  padding:clamp(44px,6vw,80px) 0;
  border-bottom:1px solid var(--home-line);
}
.page-home .metrics__layout{
  display:grid;
  grid-template-columns:1fr;
  gap:clamp(28px,4vw,48px);
}
@media (min-width:960px){
  .page-home .metrics__layout{
    grid-template-columns:4fr 8fr;
    align-items:start;
  }
}
.page-home .metrics__intro p{
  margin:0 0 16px;
  font-size:16px;
  line-height:1.82;
  color:var(--ink);
}
.page-home .metrics__intro p strong{
  font-family:var(--font-num);
  color:var(--red);
}
.page-home .metrics__intro .btn{
  margin-bottom:26px;
}
.page-home .metrics__figure{
  margin:0;
}
.page-home .metrics__figure .media-frame{
  border:2px solid var(--ink);
  box-shadow:var(--home-shadow);
  background:var(--home-shell);
  overflow:hidden;
}
.page-home .metric-grid{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:10px;
}
@media (min-width:560px){
  .page-home .metric-grid{
    grid-template-columns:repeat(3,minmax(0,1fr));
  }
}
@media (min-width:1000px){
  .page-home .metric-grid{
    grid-template-columns:repeat(4,minmax(0,1fr));
  }
}
.page-home .metric{
  display:flex;
  align-items:center;
  gap:10px;
  min-height:68px;
  padding:12px 12px;
  background:var(--home-card);
  border:1px solid var(--mist);
  text-decoration:none;
  color:var(--ink);
  transition:border-color .16s var(--ease), transform .16s var(--ease), box-shadow .16s var(--ease);
}
.page-home .metric:hover,
.page-home .metric:focus-visible{
  border-color:var(--red);
  transform:translate(-2px,-2px);
  box-shadow:4px 4px 0 rgba(200,16,46,.18);
}
.page-home .metric__no{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:38px;
  height:38px;
  background:var(--home-shell);
  border:1px solid var(--mist);
  color:var(--ink);
  font-size:15px;
  font-weight:700;
  transition:background .16s var(--ease), color .16s var(--ease), border-color .16s var(--ease);
}
.page-home .metric:hover .metric__no,
.page-home .metric:focus-visible .metric__no{
  background:var(--red);
  border-color:var(--red);
  color:#fff;
}
.page-home .metric__name{
  font-size:15px;
  font-weight:500;
  line-height:1.3;
}

/* ===== 排查三步 ===== */
.page-home .fix{
  position:relative;
  overflow:hidden;
  background:var(--red);
  color:var(--paper);
  padding:clamp(44px,6vw,80px) 0;
}
.page-home .fix::before{
  content:"";
  position:absolute;
  top:0;
  right:0;
  width:44%;
  height:100%;
  background:linear-gradient(160deg, rgba(20,22,26,.28), rgba(20,22,26,0) 62%);
  clip-path:polygon(28% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events:none;
}
.page-home .fix .wrap{
  position:relative;
  z-index:1;
}
.page-home .fix .eyebrow{
  color:var(--lime);
}
.page-home .fix h2{
  color:var(--paper);
}
.page-home .fix__sub{
  margin:10px 0 0;
  font-size:16px;
  line-height:1.75;
  color:rgba(244,241,234,.86);
}
.page-home .fix-steps{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  grid-template-columns:1fr;
  gap:16px;
}
@media (min-width:820px){
  .page-home .fix-steps{
    grid-template-columns:repeat(3,1fr);
  }
}
.page-home .fix-step{
  display:flex;
  flex-direction:column;
  gap:10px;
  padding:24px 22px 22px;
  background:rgba(20,22,26,.22);
  border:1px solid rgba(244,241,234,.3);
}
.page-home .fix-step__no{
  font-size:30px;
  font-weight:700;
  line-height:1;
  color:var(--lime);
}
.page-home .fix-step__title{
  margin:0;
  font-family:var(--font-display);
  font-weight:700;
  font-size:21px;
  line-height:1.28;
  color:var(--paper);
}
.page-home .fix-step p{
  margin:0;
  font-size:15px;
  line-height:1.78;
  color:rgba(244,241,234,.86);
}
.page-home .fix-step kbd{
  display:inline-block;
  padding:1px 6px;
  margin:0 2px;
  font-family:var(--font-num);
  font-size:12px;
  line-height:1.6;
  color:var(--paper);
  background:rgba(244,241,234,.16);
  border:1px solid rgba(244,241,234,.34);
}
.page-home .fix__more{
  margin:28px 0 0;
  font-size:15px;
  line-height:1.8;
  color:rgba(244,241,234,.88);
}
.page-home .fix__more a{
  color:var(--lime);
  font-weight:500;
  text-decoration:underline;
  text-underline-offset:3px;
}
.page-home .fix__more a:hover{
  color:#fff;
}

/* ===== 版本沿革 ===== */
.page-home .versions{
  position:relative;
  background:var(--paper);
  padding:clamp(44px,6vw,80px) 0;
  border-bottom:1px solid var(--home-line);
}
.page-home .versions::before{
  content:"";
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:130px;
  background:var(--home-shell);
  clip-path:polygon(0 0, 100% 0, 100% 30%, 0 100%);
  pointer-events:none;
}
.page-home .versions .wrap{
  position:relative;
  z-index:1;
}
.page-home .version-track{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  grid-template-columns:1fr;
  gap:14px;
}
@media (min-width:860px){
  .page-home .version-track{
    grid-template-columns:repeat(3,1fr);
    gap:0;
  }
  .page-home .version-band + .version-band{
    margin-left:-10px;
  }
  .page-home .version-band--v1{
    clip-path:polygon(0 0, 100% 0, calc(100% - 18px) 100%, 0 100%);
  }
  .page-home .version-band--v2{
    clip-path:polygon(0 0, 100% 0, calc(100% - 18px) 100%, 0 100%);
  }
}
.page-home .version-band{
  position:relative;
  display:flex;
  flex-direction:column;
  gap:10px;
  padding:24px 26px 28px;
  background:var(--home-card);
  border-top:6px solid var(--red);
  box-shadow:0 1px 0 var(--home-line);
}
.page-home .version-band--v2{
  border-top-color:var(--red-deep);
}
.page-home .version-band--v3{
  border-top-color:var(--ink);
  background:var(--ink);
  color:var(--paper);
}
.page-home .version-band__label{
  font-size:34px;
  font-weight:700;
  line-height:1;
  color:var(--red);
}
.page-home .version-band--v2 .version-band__label{
  color:var(--red-deep);
}
.page-home .version-band--v3 .version-band__label{
  color:var(--lime);
}
.page-home .version-band__title{
  margin:0;
  font-family:var(--font-display);
  font-weight:700;
  font-size:20px;
  line-height:1.28;
}
.page-home .version-band p{
  margin:0;
  font-size:14px;
  line-height:1.74;
  color:var(--gray);
}
.page-home .version-band--v3 p{
  color:rgba(244,241,234,.76);
}
.page-home .versions__figure{
  margin:30px 0 0;
}
.page-home .versions__figure .media-frame{
  border:2px solid var(--ink);
  box-shadow:var(--home-shadow);
  overflow:hidden;
}
.page-home .versions__link{
  margin:22px 0 0;
}

/* ===== 继续往下看 ===== */
.page-home .next{
  background:var(--paper);
  padding:clamp(40px,6vw,72px) 0 clamp(54px,7vw,90px);
}
.page-home .next-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:16px;
}
@media (min-width:760px){
  .page-home .next-grid{
    grid-template-columns:repeat(3,1fr);
  }
}
.page-home .next-grid .card{
  display:flex;
  flex-direction:column;
  gap:10px;
  padding:24px 22px;
  background:var(--home-card);
  border:1px solid var(--mist);
  text-decoration:none;
  color:var(--ink);
  transition:transform .16s var(--ease), box-shadow .16s var(--ease), border-color .16s var(--ease);
}
.page-home .next-grid .card:hover,
.page-home .next-grid .card:focus-visible{
  transform:translate(-2px,-2px);
  box-shadow:var(--home-shadow);
  border-color:var(--red);
}
.page-home .next-grid .card__meta{
  font-size:12px;
  letter-spacing:.1em;
  color:var(--red);
}
.page-home .next-grid .card__title{
  margin:0;
  font-family:var(--font-display);
  font-weight:700;
  font-size:21px;
  line-height:1.28;
  color:var(--ink);
}
.page-home .next-grid .card__body{
  margin:0;
  font-size:15px;
  line-height:1.76;
  color:var(--gray);
}

@media (prefers-reduced-motion: reduce){
  .page-home .metric,
  .page-home .next-grid .card,
  .page-home .entry-filter__chip{
    transition:none;
  }
  .page-home .metric:hover,
  .page-home .metric:focus-visible,
  .page-home .next-grid .card:hover,
  .page-home .next-grid .card:focus-visible{
    transform:none;
  }
}