.page-products{
  --v4-gap:clamp(16px,2.4vw,28px);
  --v4-flow:clamp(40px,6vw,84px);
  padding-bottom:clamp(40px,7vw,88px);
}

.page-products .breadcrumb{
  padding-top:clamp(16px,3vw,28px);
}

.page-products .v4-hero{
  padding-top:clamp(18px,3vw,36px);
}
.page-products .v4-hero__title{
  font-family:var(--display);
  font-weight:700;
  font-size:clamp(31px,5.4vw,60px);
  line-height:1.06;
  letter-spacing:-.006em;
  color:var(--paper);
  margin:.18em 0 .34em;
  max-width:20em;
}
.page-products .v4-hero__lede{
  margin:0;
  max-width:64ch;
  color:var(--silver);
  font-size:clamp(15px,1.5vw,17px);
  line-height:1.72;
}

.page-products .v4-panel{
  margin-top:clamp(26px,4vw,46px);
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.page-products .v4-panel > *{
  background:var(--panel);
  min-width:0;
}

.page-products .v4-panel__rail{
  display:flex;
  gap:1px;
  padding:8px;
  background:var(--ink);
  overflow-x:auto;
  scrollbar-width:thin;
}
.page-products .v4-rail__code{
  flex:0 0 auto;
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.08em;
  padding:8px 10px;
  color:var(--silver-dim);
  border:1px solid transparent;
  white-space:nowrap;
}
.page-products .v4-rail__code.is-active{
  color:var(--band-ink);
  background:var(--lime);
  border-color:var(--lime);
}

.page-products .v4-board{
  padding:clamp(18px,2.6vw,30px);
  display:flex;
  flex-direction:column;
  gap:clamp(14px,2vw,20px);
}
.page-products .v4-board__top{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
}
.page-products .v4-board__stamp{
  margin-left:auto;
  font-size:11px;
  letter-spacing:.06em;
  color:var(--teal);
}
.page-products .v4-board__score{
  display:flex;
  align-items:baseline;
  gap:clamp(10px,2vw,20px);
  flex-wrap:wrap;
}
.page-products .v4-board__team{
  font-size:clamp(13px,1.4vw,15px);
  color:var(--silver);
  letter-spacing:.02em;
}
.page-products .v4-board__num{
  font-family:var(--mono);
  font-size:clamp(54px,9vw,104px);
  line-height:.86;
  color:var(--lime);
  letter-spacing:.02em;
}
.page-products .v4-board__dash{
  color:var(--silver-dim);
  padding:0 .06em;
}

.page-products .v4-metrics{
  list-style:none;
  margin:0;
  padding:0;
}
.page-products .v4-metric{
  display:grid;
  grid-template-columns:4.6em minmax(0,1fr) auto;
  align-items:center;
  gap:10px;
  padding:7px 0;
  border-bottom:1px solid var(--line-soft);
}
.page-products .v4-metric:first-child{
  border-top:1px solid var(--line-soft);
}
.page-products .v4-metric__label{
  font-size:13px;
  color:var(--silver);
}
.page-products .v4-metric__bar{
  position:relative;
  height:4px;
  background:var(--panel-2);
  overflow:hidden;
}
.page-products .v4-metric__bar::after{
  content:"";
  position:absolute;
  inset:0 auto 0 0;
  width:var(--fill,50%);
  background:var(--teal);
}
.page-products .v4-metric:first-child .v4-metric__bar::after{
  background:var(--lime);
}
.page-products .v4-metric__value{
  font-size:14px;
  color:var(--paper);
}
.page-products .v4-board__hint{
  margin:0;
  font-size:12.5px;
  line-height:1.6;
  color:var(--silver-dim);
}

.page-products .v4-shot{
  margin:0;
  position:relative;
  overflow:hidden;
  background:var(--ink);
  min-height:200px;
}
.page-products .v4-shot img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
  filter:saturate(.88) contrast(1.06);
}
.page-products .v4-shot::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(120deg,rgba(7,17,13,.72),rgba(7,17,13,0) 62%);
  pointer-events:none;
}

/* 双区结构 */
.page-products .v4-zones-section{
  margin-top:var(--v4-flow);
}
.page-products .v4-zones{
  margin-top:clamp(20px,3vw,32px);
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.page-products .v4-zone{
  background:var(--panel);
  padding:clamp(18px,2.8vw,30px);
  min-width:0;
}
.page-products .v4-zone__tag{
  display:inline-block;
  font-size:11.5px;
  letter-spacing:.1em;
  color:var(--teal);
  border:1px solid var(--line);
  padding:5px 8px;
}
.page-products .v4-zone__title{
  font-family:var(--display);
  font-size:clamp(20px,2.4vw,26px);
  line-height:1.24;
  color:var(--paper);
  margin:14px 0 10px;
  font-weight:700;
}
.page-products .v4-zone__text{
  margin:0;
  color:var(--silver);
  font-size:15px;
  line-height:1.72;
  max-width:44ch;
}
.page-products .v4-zone__list{
  margin:16px 0 0;
  padding:0;
  list-style:none;
  display:grid;
  gap:8px;
}
.page-products .v4-zone__list li{
  position:relative;
  padding-left:16px;
  font-size:14px;
  line-height:1.6;
  color:var(--silver);
}
.page-products .v4-zone__list li::before{
  content:"";
  position:absolute;
  left:0;
  top:.62em;
  width:6px;
  height:1px;
  background:var(--lime);
}
.page-products .v4-chips{
  list-style:none;
  margin:16px 0 0;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  gap:6px;
}
.page-products .v4-chips--alt{
  margin-top:8px;
}

/* 双轨筛选 */
.page-products .v4-track{
  margin-top:var(--v4-flow);
}
.page-products .v4-track__grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:clamp(20px,3vw,40px);
  align-items:start;
}
.page-products .v4-track__figure{
  margin:0;
  border:1px solid var(--line);
  background:var(--ink);
  overflow:hidden;
  aspect-ratio:5/7;
}
.page-products .v4-track__figure img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}
.page-products .v4-track__body{
  min-width:0;
}
.page-products .v4-track__note{
  margin:14px 0 0;
  font-size:14px;
  line-height:1.7;
  color:var(--silver-dim);
  max-width:52ch;
}
.page-products .v4-code{
  display:inline-block;
  margin:18px 0 0;
  padding:10px 14px;
  font-size:clamp(15px,2vw,20px);
  letter-spacing:.1em;
  color:var(--lime);
  border:1px solid var(--line);
  background:var(--panel);
}

/* 可展开的数据抽屉 */
.page-products .v4-drawers{
  margin-top:clamp(18px,2.4vw,26px);
  border:1px solid var(--line);
  background:var(--line);
  display:grid;
  gap:1px;
}
.page-products .v4-drawers--flat{
  margin-top:14px;
}
.page-products .v4-drawer{
  background:var(--panel);
}
.page-products .v4-drawer > summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:14px 16px;
  font-size:14.5px;
  font-weight:500;
  color:var(--paper);
  line-height:1.5;
}
.page-products .v4-drawer > summary::-webkit-details-marker{
  display:none;
}
.page-products .v4-drawer > summary::after{
  content:"+";
  font-family:var(--mono);
  font-size:15px;
  color:var(--lime);
  flex:0 0 auto;
}
.page-products .v4-drawer[open] > summary::after{
  content:"–";
  color:var(--orange);
}
.page-products .v4-drawer > summary:focus-visible{
  outline:2px solid var(--lime);
  outline-offset:-2px;
}
.page-products .v4-drawer__body{
  padding:0 16px 16px;
  font-size:14px;
  line-height:1.72;
  color:var(--silver);
  max-width:58ch;
}

/* 数据卡 */
.page-products .v4-cards{
  margin-top:var(--v4-flow);
}
.page-products .v4-cards__grid{
  margin-top:clamp(20px,3vw,32px);
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.page-products .v4-card{
  background:var(--panel);
  padding:clamp(18px,2.6vw,28px);
  min-width:0;
}
.page-products .v4-card--lead{
  background:var(--panel-2);
}
.page-products .v4-card__label{
  display:inline-block;
  font-size:11.5px;
  letter-spacing:.12em;
  color:var(--lime);
  border-bottom:1px solid var(--line);
  padding-bottom:6px;
}
.page-products .v4-card__facts{
  list-style:none;
  margin:16px 0 0;
  padding:0;
  display:grid;
  gap:9px;
}
.page-products .v4-card__facts li{
  display:flex;
  align-items:baseline;
  gap:12px;
  font-size:14.5px;
  color:var(--paper);
}
.page-products .v4-card__facts .mono{
  font-size:11.5px;
  color:var(--silver-dim);
  letter-spacing:.08em;
}
.page-products .v4-svg{
  display:block;
  width:100%;
  max-width:320px;
  height:auto;
  margin:22px 0 8px;
}
.page-products .v4-svg__frame,
.page-products .v4-svg__line{
  fill:none;
  stroke:var(--line);
  stroke-width:1;
}
.page-products .v4-svg__dot{
  fill:var(--teal);
  opacity:.72;
}
.page-products .v4-svg__dot--hot{
  fill:var(--lime);
  opacity:1;
}
.page-products .v4-svg__dot--warm{
  fill:var(--orange);
  opacity:.85;
}
.page-products .v4-card__cap{
  margin:0;
  font-size:12.5px;
  line-height:1.6;
  color:var(--silver-dim);
}
.page-products .v4-cards__figure{
  margin:clamp(20px,3vw,32px) 0 0;
  border:1px solid var(--line);
  overflow:hidden;
  background:var(--ink);
}
.page-products .v4-cards__figure img{
  display:block;
  width:100%;
  height:auto;
  object-fit:cover;
}

/* 更新节奏 */
.page-products .v4-timing{
  margin-top:var(--v4-flow);
}
.page-products .v4-steps{
  list-style:none;
  margin:clamp(20px,3vw,32px) 0 0;
  padding:0;
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.page-products .v4-step{
  background:var(--panel);
  padding:clamp(18px,2.6vw,28px);
  position:relative;
  min-width:0;
}
.page-products .v4-step__time{
  display:block;
  font-size:clamp(20px,2.6vw,26px);
  color:var(--orange);
  letter-spacing:.04em;
}
.page-products .v4-step:nth-child(2) .v4-step__time{
  color:var(--amber);
}
.page-products .v4-step:nth-child(3) .v4-step__time{
  color:var(--teal);
}
.page-products .v4-step__title{
  font-family:var(--display);
  font-size:19px;
  font-weight:700;
  color:var(--paper);
  margin:10px 0 8px;
  line-height:1.3;
}
.page-products .v4-step__text{
  margin:0;
  font-size:14px;
  line-height:1.7;
  color:var(--silver);
}

/* 版本 */
.page-products .v4-versions{
  margin-top:var(--v4-flow);
}
.page-products .v4-versions__grid{
  margin-top:clamp(20px,3vw,32px);
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:clamp(22px,3vw,36px);
}
.page-products .v4-versions__list{
  list-style:none;
  margin:0;
  padding:0 0 0 24px;
  display:grid;
  gap:clamp(18px,2.4vw,26px);
  border-left:1px solid var(--line);
  min-width:0;
}
.page-products .v4-version{
  position:relative;
  min-width:0;
}
.page-products .v4-version::before{
  content:"";
  position:absolute;
  left:-28px;
  top:8px;
  width:7px;
  height:7px;
  background:var(--line);
}
.page-products .v4-version.is-current::before{
  background:var(--lime);
}
.page-products .v4-version__id{
  display:inline-block;
  font-size:clamp(18px,2.2vw,22px);
  letter-spacing:.1em;
  color:var(--silver);
}
.page-products .v4-version.is-current .v4-version__id{
  color:var(--lime);
}
.page-products .v4-version__title{
  font-family:var(--display);
  font-size:clamp(18px,2.2vw,23px);
  font-weight:700;
  color:var(--paper);
  margin:6px 0 8px;
  line-height:1.3;
}
.page-products .v4-version__text{
  margin:0;
  font-size:14.5px;
  line-height:1.72;
  color:var(--silver);
  max-width:52ch;
}
.page-products .v4-versions__figure{
  margin:0;
  border:1px solid var(--line);
  overflow:hidden;
  background:var(--ink);
}
.page-products .v4-versions__figure img{
  display:block;
  width:100%;
  height:auto;
  object-fit:cover;
}

/* 场景 */
.page-products .v4-scenes{
  position:relative;
  margin-top:var(--v4-flow);
  overflow:hidden;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background:var(--ink);
}
.page-products .v4-scenes__bg{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:.26;
  filter:grayscale(.3) contrast(1.1);
}
.page-products .v4-scenes::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(200deg,rgba(7,17,13,.9),rgba(7,17,13,.55) 55%,rgba(7,17,13,.92));
  pointer-events:none;
}
.page-products .v4-scenes__inner{
  position:relative;
  z-index:1;
  padding-block:clamp(36px,6vw,76px);
}
.page-products .v4-scenes__title{
  margin-top:.2em;
}
.page-products .v4-scenes__grid{
  margin-top:clamp(20px,3vw,34px);
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:1px;
  background:rgba(52,70,61,.7);
  border:1px solid rgba(52,70,61,.7);
}
.page-products .v4-scene{
  background:rgba(14,23,19,.86);
  padding:clamp(18px,2.6vw,26px);
  min-width:0;
}
.page-products .v4-scene__no{
  font-size:11.5px;
  letter-spacing:.12em;
  color:var(--teal);
}
.page-products .v4-scene__title{
  font-family:var(--display);
  font-size:20px;
  font-weight:700;
  color:var(--paper);
  margin:8px 0 8px;
}
.page-products .v4-scene__text{
  margin:0;
  font-size:14.5px;
  line-height:1.72;
  color:var(--silver);
}

/* 下一页入口 */
.page-products .v4-next{
  margin-top:var(--v4-flow);
}
.page-products .v4-next__title{
  font-family:var(--display);
  font-size:clamp(22px,2.8vw,30px);
  font-weight:700;
  color:var(--paper);
  margin:0 0 clamp(16px,2.4vw,24px);
  letter-spacing:.01em;
}
.page-products .v4-next__grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.page-products .v4-next__link{
  display:grid;
  gap:6px;
  padding:clamp(16px,2.4vw,24px);
  background:var(--panel);
  text-decoration:none;
  color:var(--paper);
  transition:background .18s ease,border-color .18s ease;
  min-width:0;
}
.page-products .v4-next__no{
  font-size:11.5px;
  letter-spacing:.12em;
  color:var(--silver-dim);
}
.page-products .v4-next__name{
  font-size:16px;
  font-weight:600;
  color:var(--paper);
}
.page-products .v4-next__desc{
  font-size:13.5px;
  line-height:1.62;
  color:var(--silver);
}
.page-products .v4-next__link:hover,
.page-products .v4-next__link:focus-visible{
  background:var(--panel-2);
  outline:none;
}
.page-products .v4-next__link:hover .v4-next__name,
.page-products .v4-next__link:focus-visible .v4-next__name{
  color:var(--lime);
}
.page-products .v4-next__link:focus-visible{
  box-shadow:inset 0 0 0 2px var(--lime);
}

@media (min-width:700px){
  .page-products .v4-zones{
    grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  }
  .page-products .v4-steps{
    grid-template-columns:repeat(3,minmax(0,1fr));
  }
  .page-products .v4-cards__grid{
    grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  }
  .page-products .v4-scenes__grid{
    grid-template-columns:repeat(3,minmax(0,1fr));
  }
  .page-products .v4-next__grid{
    grid-template-columns:repeat(3,minmax(0,1fr));
  }
}

@media (min-width:900px){
  .page-products .v4-panel{
    grid-template-columns:92px minmax(0,1.32fr) minmax(0,1fr);
  }
  .page-products .v4-panel__rail{
    flex-direction:column;
    overflow:visible;
    padding:10px 8px;
  }
  .page-products .v4-rail__code{
    text-align:center;
  }
  .page-products .v4-shot{
    min-height:100%;
  }
  .page-products .v4-track__grid{
    grid-template-columns:minmax(0,.74fr) minmax(0,1fr);
  }
  .page-products .v4-track__figure{
    position:sticky;
    top:96px;
  }
  .page-products .v4-versions__grid{
    grid-template-columns:minmax(0,1fr) minmax(0,.9fr);
    align-items:start;
  }
}

@media (min-width:1080px){
  .page-products .v4-hero__title{
    max-width:16em;
  }
  .page-products .v4-board__score{
    padding-block:6px;
  }
}

@media (prefers-reduced-motion:reduce){
  .page-products .v4-next__link{
    transition:none;
  }
  .page-products .v4-track__figure{
    position:static;
  }
}
<<<END>>>

.page-products {
  --fill: currentColor;
}