.page-products{
  --pf-pad:22px;
  --pf-cyan-soft:rgba(53,230,230,.12);
  --pf-archive-soft:rgba(124,115,150,.16);
  --pf-body-soft:rgba(247,244,236,.78);
  background:var(--ink);
  color:var(--ivory);
  overflow-x:clip;
}

.page-products img{
  display:block;
  max-width:100%;
  height:auto;
}

.page-products .container{
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 var(--pf-pad);
}

.page-products .section{
  padding:52px 0;
}

.page-products .chapter{
  display:flex;
  align-items:baseline;
  gap:14px;
  flex-wrap:wrap;
  padding-bottom:14px;
  border-bottom:1px solid var(--line-soft);
}

.page-products .chapter__num{
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.18em;
  color:var(--cyan);
}

.page-products .chapter__title{
  margin:0;
  font-size:clamp(24px,4.6vw,40px);
  font-weight:400;
  line-height:1.24;
  letter-spacing:-.01em;
  color:var(--ivory);
}

.page-products .pf-intro{
  max-width:64ch;
  margin:22px 0 0;
  font-size:16px;
  line-height:1.85;
  color:var(--pf-body-soft);
}

.page-products .pf-intro--tight{
  margin-top:12px;
  font-size:15px;
}

.page-products .pf-inline-link{
  color:var(--cyan);
  text-decoration:none;
  border-bottom:1px solid rgba(53,230,230,.45);
  padding-bottom:1px;
  transition:border-color .3s var(--ease),color .3s var(--ease);
}

.page-products .pf-inline-link:hover,
.page-products .pf-inline-link:focus-visible{
  color:var(--gold);
  border-bottom-color:var(--gold);
}

/* ---------- 首屏框景 ---------- */
.page-products .pf-hero{
  position:relative;
  isolation:isolate;
  overflow:hidden;
  padding:26px var(--pf-pad) 44px;
  background:
    radial-gradient(circle at 84% 8%,rgba(53,230,230,.22),transparent 56%),
    radial-gradient(circle at 10% 92%,rgba(26,47,90,.86),transparent 62%),
    var(--ink-deep);
  border-bottom:1px solid var(--line-soft);
}

.page-products .pf-hero__bg{
  position:absolute;
  inset:0;
  z-index:0;
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:.32;
}

.page-products .pf-hero__inner{
  position:relative;
  z-index:1;
  max-width:var(--maxw);
  margin:0 auto;
  padding:24px 18px 30px;
  border:1px solid var(--line-soft);
  background:linear-gradient(180deg,rgba(7,11,24,.34),rgba(7,11,24,.8));
  backdrop-filter:blur(2px);
}

.page-products .pf-hero__inner::before{
  content:"";
  position:absolute;
  top:-1px;
  left:0;
  right:0;
  height:5px;
  background:repeating-linear-gradient(90deg,var(--line) 0 1px,transparent 1px 26px);
  pointer-events:none;
}

.page-products .pf-crumbs{
  margin-bottom:26px;
}

.page-products .pf-hero__eyebrow{
  margin:0 0 18px;
  color:var(--cyan);
}

.page-products .pf-hero__title{
  margin:0;
  font-size:clamp(34px,8vw,72px);
  font-weight:300;
  line-height:1.06;
  letter-spacing:-.02em;
  color:var(--ivory);
}

.page-products .pf-hero__title em{
  font-style:normal;
  font-weight:600;
  color:var(--cyan);
}

.page-products .pf-hero__lede{
  margin:22px 0 0;
  max-width:60ch;
  font-size:16px;
  line-height:1.9;
  color:rgba(247,244,236,.86);
}

.page-products .pf-hero__meta{
  list-style:none;
  margin:34px 0 0;
  padding:22px 0 0;
  border-top:1px solid var(--line-soft);
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px 12px;
}

.page-products .pf-hero__meta li{
  display:flex;
  flex-direction:column;
  gap:5px;
  min-width:0;
}

.page-products .pf-hero__num{
  font-family:var(--font-mono);
  font-size:16px;
  letter-spacing:.02em;
  color:var(--ivory);
}

.page-products .pf-hero__meta li:first-child .pf-hero__num{
  color:var(--gold);
}

.page-products .pf-hero__key{
  font-size:11px;
  letter-spacing:.16em;
  color:rgba(247,244,236,.52);
}

/* ---------- 六入口 ---------- */
.page-products .pf-entry-grid{
  display:grid;
  gap:14px;
  margin-top:30px;
}

.page-products .pf-entry{
  position:relative;
  padding:20px 18px 16px;
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
  background:linear-gradient(158deg,rgba(26,47,90,.72),rgba(15,30,61,.92));
  transition:transform .35s var(--ease),border-color .35s var(--ease),box-shadow .35s var(--ease);
}

.page-products .pf-entry:hover{
  transform:translateY(-4px);
  border-color:var(--line);
  box-shadow:0 20px 44px -28px rgba(53,230,230,.6);
}

.page-products .pf-entry__no{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.2em;
  color:var(--cyan);
}

.page-products .pf-entry__title{
  margin:10px 0 8px;
  font-size:20px;
  font-weight:600;
  line-height:1.3;
  color:var(--ivory);
}

.page-products .pf-entry__text{
  margin:0;
  font-size:15px;
  line-height:1.8;
  color:var(--pf-body-soft);
}

.page-products .pf-entry__note{
  margin:14px 0 0;
  padding-top:10px;
  border-top:1px solid var(--line-soft);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--gold);
}

/* ---------- 移动端路径 ---------- */
.page-products .pf-mobile__grid{
  display:grid;
  gap:32px;
  align-items:start;
}

.page-products .pf-steps{
  list-style:none;
  margin:28px 0 0;
  padding:0;
  border-top:1px solid var(--line-soft);
}

.page-products .pf-steps li{
  padding:18px 0;
  border-bottom:1px solid var(--line-soft);
}

.page-products .pf-steps__no{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.22em;
  color:var(--cyan-2);
}

.page-products .pf-steps__title{
  margin:8px 0 6px;
  font-size:18px;
  font-weight:600;
  color:var(--ivory);
}

.page-products .pf-steps__text{
  margin:0;
  font-size:15px;
  line-height:1.8;
  color:var(--pf-body-soft);
}

.page-products .pf-device{
  margin:0;
  padding:12px;
  border:1px solid var(--line);
  border-radius:4px;
  background:rgba(235,245,255,.06);
  backdrop-filter:blur(6px);
}

.page-products .pf-device img{
  width:100%;
  border-radius:2px;
  object-fit:cover;
}

.page-products .pf-device figcaption,
.page-products .pf-layer figcaption{
  margin-top:10px;
  font-size:12px;
  line-height:1.7;
  letter-spacing:.04em;
  color:rgba(247,244,236,.6);
}

/* ---------- 数据面板 ---------- */
.page-products .pf-panels{
  display:grid;
  gap:20px;
  margin-top:30px;
}

.page-products .pf-panel{
  padding:18px 16px 20px;
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
  background:var(--space);
  transition:transform .35s var(--ease),box-shadow .35s var(--ease);
}

.page-products .pf-panel:hover{
  transform:translateY(-3px);
  box-shadow:0 26px 50px -34px rgba(53,230,230,.55);
}

.page-products .pf-panel--cyan{
  background:linear-gradient(168deg,rgba(27,188,208,.16),rgba(15,30,61,.96) 58%);
  border-color:rgba(53,230,230,.28);
}

.page-products .pf-panel--trail{
  background:linear-gradient(168deg,rgba(26,47,90,.9),rgba(7,11,24,.96) 62%);
  border-color:rgba(53,230,230,.18);
}

.page-products .pf-panel__head{
  display:flex;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
  margin-bottom:14px;
}

.page-products .pf-panel__title{
  margin:0;
  font-size:20px;
  font-weight:600;
  color:var(--ivory);
}

.page-products .pf-panel__media{
  width:100%;
  border-radius:2px;
  margin-bottom:8px;
}

.page-products .pf-rank{
  list-style:none;
  margin:6px 0 0;
  padding:0;
}

.page-products .pf-rank__row{
  display:grid;
  grid-template-columns:30px minmax(0,1fr) 42px;
  align-items:center;
  gap:10px;
  padding:10px 0;
  border-bottom:1px dashed var(--line-soft);
}

.page-products .pf-rank__pos{
  font-family:var(--font-mono);
  font-size:12px;
  color:rgba(247,244,236,.5);
}

.page-products .pf-rank__main{
  display:flex;
  flex-direction:column;
  gap:6px;
  min-width:0;
}

.page-products .pf-rank__id{
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.06em;
  color:rgba(247,244,236,.72);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}

.page-products .pf-rank__bar{
  display:block;
  height:5px;
  width:0;
  border-radius:3px;
  background:linear-gradient(90deg,var(--cyan-2),var(--cyan));
}

.page-products .pf-rank__row:nth-child(1) .pf-rank__bar{width:100%;}
.page-products .pf-rank__row:nth-child(2) .pf-rank__bar{width:83%;}
.page-products .pf-rank__row:nth-child(3) .pf-rank__bar{width:72%;}
.page-products .pf-rank__row:nth-child(4) .pf-rank__bar{width:61%;}
.page-products .pf-rank__row:nth-child(5) .pf-rank__bar{width:50%;}

.page-products .pf-rank__val{
  font-family:var(--font-mono);
  font-size:18px;
  text-align:right;
  color:var(--cyan);
}

.page-products .pf-moves{
  list-style:none;
  margin:6px 0 0;
  padding:0;
}

.page-products .pf-move{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:7px;
  padding:14px 0;
  border-bottom:1px solid var(--line-soft);
}

.page-products .pf-move__text{
  margin:0;
  font-size:14.5px;
  line-height:1.75;
  color:rgba(247,244,236,.82);
}

.page-products .pf-move__time{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--cyan-2);
}

.page-products .pf-panel__foot{
  margin:16px 0 0;
  font-size:13px;
  line-height:1.75;
  color:rgba(247,244,236,.62);
}

.page-products .pf-more{
  margin-top:16px;
  padding-top:12px;
  border-top:1px dashed var(--line-soft);
}

.page-products .pf-more summary{
  cursor:pointer;
  list-style:none;
  font-size:13px;
  letter-spacing:.06em;
  color:var(--cyan);
}

.page-products .pf-more summary::-webkit-details-marker{display:none;}

.page-products .pf-more summary::before{
  content:"+ ";
  font-family:var(--font-mono);
}

.page-products .pf-more[open] summary::before{content:"− ";}

.page-products .pf-more p{
  margin:10px 0 0;
  max-width:62ch;
  font-size:14px;
  line-height:1.85;
  color:var(--pf-body-soft);
}

.page-products .pf-more a{
  color:var(--cyan);
  text-decoration:none;
  border-bottom:1px solid rgba(53,230,230,.45);
}

.page-products .pf-more a:hover,
.page-products .pf-more a:focus-visible{
  color:var(--gold);
  border-bottom-color:var(--gold);
}

/* ---------- 版本对照 ---------- */
.page-products .pf-switch{
  display:flex;
  align-items:stretch;
  gap:4px;
  max-width:440px;
  margin:26px 0 24px;
  padding:4px;
  border:1px solid var(--line-soft);
  border-radius:999px;
  background:rgba(7,11,24,.6);
}

.page-products .pf-switch__half{
  flex:1 1 0;
  min-width:0;
  text-align:center;
  padding:9px 10px;
  border-radius:999px;
  font-size:12px;
  letter-spacing:.1em;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}

.page-products .pf-switch__half--new{
  background:var(--cyan);
  color:var(--ink-deep);
  font-weight:600;
}

.page-products .pf-switch__half--old{
  color:var(--archive-lt);
  border:1px dashed rgba(124,115,150,.6);
}

.page-products .pf-version-grid{
  display:grid;
  gap:16px;
}

.page-products .pf-version{
  padding:22px 18px 20px;
  border-radius:var(--radius);
  border:1px solid var(--line-soft);
}

.page-products .pf-version--new{
  border-color:rgba(53,230,230,.32);
  background:linear-gradient(168deg,rgba(27,188,208,.16),rgba(15,30,61,.94));
}

.page-products .pf-version--old{
  border-color:rgba(124,115,150,.5);
  background:linear-gradient(168deg,rgba(124,115,150,.2),rgba(15,30,61,.94));
}

.page-products .pf-version__title{
  margin:14px 0 8px;
  font-size:20px;
  font-weight:600;
}

.page-products .pf-version--new .pf-version__title{color:var(--ivory);}
.page-products .pf-version--old .pf-version__title{color:var(--archive-lt);}

.page-products .pf-version__text{
  margin:0;
  font-size:15px;
  line-height:1.8;
  color:rgba(247,244,236,.8);
}

.page-products .pf-version--old .pf-version__text{
  color:rgba(216,210,232,.85);
}

.page-products .pf-version__meta{
  margin:16px 0 0;
  padding-top:12px;
  border-top:1px solid var(--line-soft);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.1em;
  color:rgba(247,244,236,.55);
}

.page-products .pf-version--old .pf-version__meta{
  border-top-color:rgba(124,115,150,.4);
  color:rgba(216,210,232,.7);
}

.page-products .pf-layer{
  margin:26px 0 0;
  padding:10px;
  border:1px solid var(--line-soft);
  border-radius:4px;
  background:rgba(235,245,255,.05);
}

.page-products .pf-layer img{
  width:100%;
  border-radius:2px;
}

.page-products .pf-more--archive summary{color:var(--archive-lt);}
.page-products .pf-more--archive a{color:var(--archive-lt);border-bottom-color:rgba(216,210,232,.5);}
.page-products .pf-more--archive a:hover,
.page-products .pf-more--archive a:focus-visible{color:var(--gold);border-bottom-color:var(--gold);}

/* ---------- 案例与会员 ---------- */
.page-products .pf-perks__grid{
  display:grid;
  gap:32px;
  margin-top:30px;
}

.page-products .pf-sub{
  margin:0;
  font-size:22px;
  font-weight:600;
  color:var(--ivory);
}

.page-products .pf-cases__list{
  list-style:none;
  margin:22px 0 0;
  padding:0;
  display:grid;
  gap:12px;
}

.page-products .pf-cases__list li{
  padding:16px 16px 14px;
  border-left:2px solid var(--cyan-2);
  background:rgba(26,47,90,.5);
  border-radius:0 var(--radius) var(--radius) 0;
}

.page-products .pf-cases__no{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.2em;
  color:var(--cyan);
}

.page-products .pf-cases__list h4{
  margin:6px 0 6px;
  font-size:16px;
  font-weight:600;
  color:var(--ivory);
}

.page-products .pf-cases__list p{
  margin:0;
  font-size:14px;
  line-height:1.75;
  color:var(--pf-body-soft);
}

.page-products .pf-cases__link{
  margin:20px 0 0;
  font-size:14px;
}

.page-products .pf-tiers{
  list-style:none;
  margin:22px 0 0;
  padding:0;
  display:grid;
  gap:10px;
}

.page-products .pf-tiers li{
  display:grid;
  gap:6px;
  padding:16px 16px 15px;
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
  background:rgba(15,30,61,.72);
}

.page-products .pf-tiers__name{
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.16em;
  color:var(--cyan);
}

.page-products .pf-tiers__name--gold{color:var(--gold);}

.page-products .pf-tiers__desc{
  font-size:14px;
  line-height:1.75;
  color:var(--pf-body-soft);
}

/* ---------- 访问方式（暖纸色收束） ---------- */
.page-products .pf-access{
  padding:54px 0 60px;
  background:var(--paper);
  color:var(--ink-text);
}

.page-products .pf-access__chapter{
  border-bottom-color:rgba(20,24,40,.2);
}

.page-products .pf-access .chapter__num{
  color:#0E7C86;
}

.page-products .pf-access .chapter__title{
  color:var(--ink-text);
}

.page-products .pf-access__lede{
  max-width:62ch;
  margin:20px 0 0;
  font-size:16px;
  line-height:1.85;
  color:rgba(20,24,40,.78);
}

.page-products .pf-access__list{
  list-style:none;
  margin:28px 0 0;
  padding:0;
  display:grid;
  gap:14px;
}

.page-products .pf-access__list li{
  padding:18px 18px 16px;
  border:1px solid rgba(20,24,40,.16);
  border-radius:var(--radius);
  background:rgba(255,255,255,.62);
}

.page-products .pf-access__list h3{
  margin:0 0 8px;
  font-family:var(--font-mono);
  font-size:14px;
  letter-spacing:.16em;
  color:#0E5A66;
}

.page-products .pf-access__list p{
  margin:0;
  font-size:14.5px;
  line-height:1.8;
  color:rgba(20,24,40,.78);
}

.page-products .pf-access__actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:28px;
}

.page-products .pf-access__ghost{
  display:inline-flex;
  align-items:center;
  padding:12px 22px;
  border:1px solid rgba(20,24,40,.42);
  border-radius:999px;
  color:var(--ink-text);
  font-size:14px;
  letter-spacing:.04em;
  text-decoration:none;
  transition:background .3s var(--ease),border-color .3s var(--ease),color .3s var(--ease);
}

.page-products .pf-access__ghost:hover,
.page-products .pf-access__ghost:focus-visible{
  background:var(--ink-text);
  color:var(--paper);
  border-color:var(--ink-text);
}

/* ---------- 响应式 ---------- */
@media (min-width:700px){
  .page-products .pf-entry-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:16px;
  }

  .page-products .pf-hero__meta{
    grid-template-columns:repeat(4,minmax(0,1fr));
  }

  .page-products .pf-access__list{
    grid-template-columns:repeat(3,minmax(0,1fr));
  }
}

@media (min-width:900px){
  .page-products{
    --pf-pad:40px;
  }

  .page-products .section{
    padding:74px 0;
  }

  .page-products .pf-hero{
    padding:44px var(--pf-pad) 64px;
  }

  .page-products .pf-hero__inner{
    padding:34px 40px 42px;
  }

  .page-products .pf-mobile__grid{
    grid-template-columns:minmax(0,1fr) minmax(0,.66fr);
    gap:48px;
  }

  .page-products .pf-panels{
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:24px;
  }

  .page-products .pf-version-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:20px;
  }

  .page-products .pf-perks__grid{
    grid-template-columns:1.15fr .85fr;
    gap:40px;
  }

  .page-products .pf-cases__list{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }

  .page-products .pf-access{
    padding:76px 0 84px;
  }
}

@media (min-width:1040px){
  .page-products{
    --pf-pad:56px;
  }

  .page-products .pf-entry-grid{
    grid-template-columns:repeat(12,minmax(0,1fr));
    gap:18px;
  }

  .page-products .pf-entry-grid > :nth-child(1){grid-column:span 4;}
  .page-products .pf-entry-grid > :nth-child(2){grid-column:span 5;}
  .page-products .pf-entry-grid > :nth-child(3){grid-column:span 3;}
  .page-products .pf-entry-grid > :nth-child(4){grid-column:span 3;}
  .page-products .pf-entry-grid > :nth-child(5){grid-column:span 4;}
  .page-products .pf-entry-grid > :nth-child(6){grid-column:span 5;}

  .page-products .pf-cases__list{
    grid-template-columns:1fr;
  }
}

@media (prefers-reduced-motion:reduce){
  .page-products .pf-entry,
  .page-products .pf-panel,
  .page-products .pf-access__ghost{
    transition:none;
  }

  .page-products .pf-entry:hover,
  .page-products .pf-panel:hover{
    transform:none;
  }
}
<<<END>>>