.page-products{
  --fx-gap:clamp(16px,2.4vw,28px);
  --fx-teal-ink:#0D6A63;
  --fx-coral-ink:#C13C1C;
  --fx-body-ink:rgba(36,26,21,.78);
  background:var(--ink-900);
  color:var(--text-bright);
  overflow-x:hidden;
}

/* 面包屑 */
.page-products .fx-crumb{
  padding-top:clamp(16px,2.6vw,30px);
  padding-bottom:clamp(6px,1.2vw,12px);
}
.page-products .fx-crumb .crumb-list{
  display:flex;
  flex-wrap:wrap;
  gap:.55em;
  align-items:center;
  margin:0;
  padding:0;
  list-style:none;
  font-size:13px;
  letter-spacing:.02em;
}
.page-products .fx-crumb .crumb-list li+li::before{
  content:"/";
  margin-right:.55em;
  color:var(--steel);
}
.page-products .fx-crumb .crumb-list a{
  color:var(--text-mute);
  text-decoration:none;
}
.page-products .fx-crumb .crumb-list a:hover,
.page-products .fx-crumb .crumb-list a:focus-visible{
  color:var(--cyan);
}
.page-products .fx-crumb .crumb-current{color:var(--cyan);}

/* 首屏 */
.page-products .fx-hero{
  position:relative;
  isolation:isolate;
  overflow:hidden;
  padding:clamp(36px,6.4vw,92px) 0 clamp(44px,7vw,104px);
  background:linear-gradient(155deg,var(--ink-900) 0%,var(--ink-800) 48%,var(--ink-700) 100%);
}
.page-products .fx-hero-bg{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:.22;
  z-index:0;
}
.page-products .fx-hero::after{
  content:"";
  position:absolute;
  inset:0;
  z-index:0;
  pointer-events:none;
  background:
    radial-gradient(115% 85% at 10% 0%,rgba(52,226,212,.16),transparent 58%),
    linear-gradient(180deg,rgba(6,24,43,.35),rgba(6,24,43,.86));
}
.page-products .fx-hero-inner{
  position:relative;
  z-index:1;
}

.page-products .fx-kicker{
  display:inline-flex;
  align-items:center;
  gap:.7em;
  margin:0 0 18px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--cyan);
}
.page-products .fx-kicker::before{
  content:"";
  width:26px;
  height:1px;
  background:var(--coral);
}

.page-products h1{
  margin:0 0 clamp(16px,2.4vw,26px);
  max-width:15em;
  font-size:clamp(32px,6vw,74px);
  font-weight:900;
  line-height:1.08;
  letter-spacing:-.02em;
}
.page-products .fx-lead{
  margin:0;
  max-width:46ch;
  font-size:clamp(15px,1.5vw,18px);
  line-height:1.85;
  color:var(--text-mute);
}

.page-products .fx-hero-stats{
  list-style:none;
  margin:clamp(28px,4vw,48px) 0 0;
  padding:0;
  display:grid;
  grid-template-columns:1fr;
  gap:var(--fx-gap);
}
.page-products .fx-hero-stats li{
  min-width:0;
  padding:18px 20px;
  border:1px solid var(--glass-line);
  border-radius:var(--radius-sm);
  background:var(--glass);
  backdrop-filter:blur(7px);
}
.page-products .fx-hero-stats .stat-value{
  display:block;
  font-family:var(--font-mono);
  font-size:clamp(26px,3.4vw,38px);
  font-weight:600;
  line-height:1.1;
  color:var(--cyan);
}
.page-products .fx-hero-stats .stat-label{
  display:block;
  margin-top:8px;
  font-size:13px;
  line-height:1.65;
  color:var(--text-mute);
}

/* 通用章节 */
.page-products .section{
  padding:clamp(50px,6.8vw,100px) 0;
}
.page-products .section-head{
  max-width:62ch;
  margin-bottom:clamp(26px,4vw,52px);
}
.page-products .section-title{
  margin:0 0 14px;
  font-size:clamp(24px,3.6vw,44px);
  font-weight:800;
  line-height:1.2;
  letter-spacing:-.01em;
  color:var(--text-bright);
}
.page-products .section-lead{
  margin:0;
  font-size:16px;
  line-height:1.8;
  color:var(--text-mute);
}
.page-products .fx-body{
  margin:0 0 18px;
  max-width:42ch;
  font-size:15.5px;
  line-height:1.85;
  color:var(--text-mute);
}

/* 图片容器 */
.page-products .figure{margin:0;min-width:0;}
.page-products .figure-media{
  overflow:hidden;
  border:1px solid var(--glass-line);
  border-radius:var(--radius);
  background:var(--ink-700);
}
.page-products .figure-media img{
  display:block;
  width:100%;
  max-width:100%;
  height:auto;
  object-fit:cover;
}
.page-products .figure-cap{
  margin-top:10px;
  font-size:12.5px;
  line-height:1.65;
  color:var(--steel);
}
.page-products .fx-fig{min-width:0;}

/* 能力总览拼贴 */
.page-products .fx-overview{
  background:linear-gradient(180deg,var(--ink-900) 0%,var(--ink-800) 100%);
}
.page-products .fx-collage{
  display:grid;
  grid-template-columns:1fr;
  gap:var(--fx-gap);
  align-items:start;
}
.page-products .fx-panel{
  min-width:0;
  padding:0;
  overflow:hidden;
  border:1px solid var(--glass-line);
  border-radius:var(--radius);
  background:var(--glass);
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(8px);
  transition:border-color .3s var(--ease),background .3s var(--ease);
}
.page-products .fx-panel[open]{
  border-color:rgba(52,226,212,.42);
  background:rgba(52,226,212,.06);
}
.page-products .fx-panel summary{
  display:block;
  padding:clamp(18px,2.2vw,26px);
  cursor:pointer;
  list-style:none;
}
.page-products .fx-panel summary::-webkit-details-marker{display:none;}
.page-products .fx-panel summary:focus-visible{
  outline:2px solid var(--cyan);
  outline-offset:-2px;
}
.page-products .fx-panel-idx{
  display:block;
  margin-bottom:10px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.18em;
  color:var(--steel);
}
.page-products .fx-panel-title{
  display:block;
  margin-bottom:10px;
  font-size:clamp(17px,1.9vw,21px);
  font-weight:800;
  line-height:1.35;
  color:var(--text-bright);
}
.page-products .fx-panel-hint{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:12px;
  letter-spacing:.08em;
  color:var(--coral);
}
.page-products .fx-panel-hint::after{
  content:"+";
  font-family:var(--font-mono);
  font-size:14px;
  line-height:1;
}
.page-products .fx-panel[open] .fx-panel-hint::after{content:"–";}
.page-products .fx-panel-body{
  padding:0 clamp(18px,2.2vw,26px) clamp(18px,2.2vw,26px);
}
.page-products .fx-panel-body p{
  margin:0;
  font-size:14.5px;
  line-height:1.8;
  color:var(--text-mute);
}

/* 窄栏短评 */
.page-products .fx-interlude{
  padding:clamp(30px,4.6vw,60px) 0;
  background:var(--ink-800);
}
.page-products .fx-interlude p{
  margin:0;
  max-width:32ch;
  padding-left:clamp(16px,2.4vw,28px);
  border-left:2px solid var(--coral);
  font-size:clamp(17px,2.2vw,25px);
  font-weight:600;
  line-height:1.62;
  color:var(--text-bright);
}

/* 分栏布局 */
.page-products .fx-split{
  display:grid;
  grid-template-columns:1fr;
  gap:clamp(24px,4vw,56px);
  align-items:center;
}
.page-products .fx-split-main{min-width:0;}

/* 要点列表 */
.page-products .fx-points{
  list-style:none;
  margin:clamp(20px,3vw,32px) 0 0;
  padding:0;
  display:grid;
  gap:2px;
}
.page-products .fx-points li{
  display:grid;
  grid-template-columns:auto minmax(0,1fr);
  gap:14px;
  padding-top:14px;
  border-top:1px solid var(--line-soft);
}
.page-products .fx-points .fx-key{
  padding-top:4px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.1em;
  color:var(--cyan);
}
.page-products .fx-points p{
  margin:0 0 14px;
  font-size:15px;
  line-height:1.8;
  color:var(--text-mute);
}

/* 对抗强度 */
.page-products .fx-duel{
  background:linear-gradient(180deg,var(--ink-800) 0%,var(--ink-900) 100%);
}
.page-products .fx-duel-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:var(--fx-gap);
}
.page-products .fx-chart{
  min-width:0;
  padding:clamp(18px,2.4vw,28px);
  border:1px solid var(--glass-line);
  border-radius:var(--radius);
  background:var(--glass);
  backdrop-filter:blur(8px);
}
.page-products .fx-spark{
  display:block;
  width:100%;
  max-width:100%;
  height:auto;
}
.page-products .fx-chart-note{
  margin:14px 0 0;
  font-size:13.5px;
  line-height:1.75;
  color:var(--text-mute);
}

/* 纸面阅读区 */
.page-products .fx-read{
  padding:clamp(50px,6.8vw,104px) 0;
  background:var(--paper);
  color:var(--espresso);
}
.page-products .fx-read .fx-kicker{color:var(--fx-teal-ink);}
.page-products .fx-read .fx-kicker::before{background:var(--fx-coral-ink);}
.page-products .fx-read .section-title{color:var(--espresso);}
.page-products .fx-read .figure-media{
  border-color:rgba(36,26,21,.16);
  background:#E4DBCB;
}
.page-products .fx-read .figure-cap{color:rgba(36,26,21,.62);}

.page-products .fx-read-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:clamp(18px,2.6vw,30px);
  margin-bottom:clamp(28px,4vw,48px);
}
.page-products .fx-read-item{
  min-width:0;
  padding-top:16px;
  border-top:3px solid var(--espresso);
}
.page-products .fx-read-item h3{
  margin:0 0 10px;
  font-size:18px;
  font-weight:800;
  color:var(--espresso);
}
.page-products .fx-read-item p{
  margin:0;
  font-size:15px;
  line-height:1.82;
  color:var(--fx-body-ink);
}
.page-products .fx-read-note{
  margin:clamp(26px,3.6vw,42px) 0 0;
  max-width:52ch;
  padding-left:clamp(14px,2vw,24px);
  border-left:2px solid var(--fx-coral-ink);
  font-size:15.5px;
  line-height:1.85;
  color:var(--fx-body-ink);
}

/* 能力迭代 */
.page-products .fx-road{
  background:var(--ink-900);
}
.page-products .fx-timeline{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:2px;
}
.page-products .fx-timeline li{
  display:grid;
  grid-template-columns:minmax(64px,auto) minmax(0,1fr);
  gap:clamp(16px,2.4vw,34px);
  padding:clamp(18px,2.4vw,26px) 0;
  border-top:1px solid var(--line-cool);
}
.page-products .fx-year{
  font-family:var(--font-mono);
  font-size:clamp(18px,2.3vw,26px);
  font-weight:600;
  letter-spacing:.04em;
  color:var(--coral);
}
.page-products .fx-timeline h3{
  margin:0 0 8px;
  font-size:17px;
  font-weight:800;
  color:var(--text-bright);
}
.page-products .fx-timeline p{
  margin:0;
  max-width:48ch;
  font-size:14.5px;
  line-height:1.8;
  color:var(--text-mute);
}

/* 下一步入口 */
.page-products .fx-next{
  background:linear-gradient(180deg,var(--ink-900) 0%,var(--ink-800) 100%);
}
.page-products .fx-next-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:var(--fx-gap);
}
.page-products .fx-next-card{
  display:block;
  min-width:0;
  padding:clamp(20px,2.6vw,30px);
  border:1px solid var(--glass-line);
  border-radius:var(--radius);
  background:var(--ink-700);
  color:inherit;
  text-decoration:none;
  transition:transform .3s var(--ease),border-color .3s var(--ease);
}
.page-products .fx-next-card:hover{
  border-color:rgba(52,226,212,.5);
  transform:translateY(-3px);
}
.page-products .fx-next-card:focus-visible{
  outline:2px solid var(--cyan);
  outline-offset:3px;
}
.page-products .fx-next-idx{
  display:block;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.18em;
  color:var(--steel);
}
.page-products .fx-next-card h3{
  margin:12px 0 8px;
  font-size:17px;
  font-weight:800;
  line-height:1.4;
  color:var(--text-bright);
}
.page-products .fx-next-card p{
  margin:0;
  font-size:14px;
  line-height:1.75;
  color:var(--text-mute);
}

/* 响应式 */
@media (min-width:720px){
  .page-products .fx-hero-stats{
    grid-template-columns:repeat(3,minmax(0,1fr));
    max-width:920px;
  }
}

@media (min-width:760px){
  .page-products .fx-collage{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .page-products .fx-read-grid{
    grid-template-columns:repeat(3,minmax(0,1fr));
  }
  .page-products .fx-next-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}

@media (min-width:900px){
  .page-products .fx-duel-grid{
    grid-template-columns:repeat(12,minmax(0,1fr));
  }
  .page-products .fx-duel-copy{grid-column:span 6;}
  .page-products .fx-duel-fig{grid-column:span 6;}
  .page-products .fx-chart{grid-column:span 12;}
}

@media (min-width:940px){
  .page-products .fx-split{
    grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);
  }
  .page-products .fx-split--rev{
    grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);
  }
  .page-products .fx-split--rev > figure{order:-1;}
}

@media (min-width:1000px){
  .page-products .fx-collage{
    grid-template-columns:repeat(12,minmax(0,1fr));
  }
  .page-products .fx-collage > .fx-panel{grid-column:span 4;}
  .page-products .fx-collage > .fx-panel:nth-child(1){grid-column:span 6;}
  .page-products .fx-collage > .fx-panel:nth-child(2){grid-column:span 3;}
  .page-products .fx-collage > .fx-panel:nth-child(3){grid-column:span 3;}
  .page-products .fx-collage > .fx-panel:nth-child(4){grid-column:span 5;}
  .page-products .fx-collage > .fx-panel:nth-child(5){grid-column:span 4;}
  .page-products .fx-collage > .fx-panel:nth-child(6){grid-column:span 3;}
}
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说明：以上为完整交付内容，标记顺序为 MAIN_HTML 后接 PAGE_CSS，未使用 Markdown 代码围栏。