.page-products{
  --pp-gap:clamp(14px,1.6vw,18px);
  --pp-ink:#071A2B;
  --pp-ink-dim:rgba(7,26,43,.72);
  --pp-ink-line:rgba(7,26,43,.12);
  background:var(--deep);
  color:var(--txt);
  overflow-x:hidden;
}

.page-products p{margin:0;}

.page-products h2{
  margin:0;
  font-size:clamp(24px,3.4vw,38px);
  line-height:1.16;
  letter-spacing:-.015em;
  font-weight:700;
  color:var(--mist);
}

.page-products a:focus-visible,
.page-products summary:focus-visible,
.page-products input:focus-visible{
  outline:2px solid var(--tide);
  outline-offset:2px;
  border-radius:4px;
}

/* ---------- 首屏 ---------- */
.pp-hero{
  position:relative;
  padding:calc(var(--header-h) + 46px) 0 clamp(40px,6vw,76px);
  background:
    radial-gradient(120% 92% at 84% 0%,rgba(14,110,115,.44) 0%,rgba(14,110,115,0) 62%),
    linear-gradient(180deg,var(--deep) 0%,var(--night) 100%);
  border-bottom:1px solid var(--line-soft);
}

.pp-hero__grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:clamp(28px,4vw,44px);
  margin-top:clamp(20px,3vw,30px);
}

.pp-hero__title{
  margin:16px 0 0;
  font-size:clamp(30px,6vw,60px);
  line-height:1.06;
  letter-spacing:-.025em;
  font-weight:700;
  color:var(--mist);
  max-width:16ch;
}

.pp-hero__lede{
  margin-top:18px;
  max-width:52ch;
  font-size:clamp(16px,1.6vw,18px);
  line-height:1.85;
  color:var(--txt-dim);
}

.pp-hero__actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:26px;
}

.pp-hero__stats{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:1px;
  margin:0;
  background:var(--line-soft);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
}

.pp-stat{
  background:rgba(18,52,77,.62);
  padding:clamp(14px,2vw,20px);
}

.pp-stat dt{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--silver);
}

.pp-stat dd{
  margin:8px 0 0;
  font-size:14px;
  color:var(--txt-dim);
}

.pp-stat__num{
  font-family:var(--mono);
  font-size:clamp(24px,3vw,30px);
  font-weight:700;
  color:var(--mist);
  letter-spacing:-.02em;
  margin-right:6px;
}

/* ---------- 通用区块 ---------- */
.pp-block{
  position:relative;
  padding:clamp(46px,7vw,86px) 0;
}

.pp-sec-head{
  max-width:64ch;
}

.pp-sec-head__text{
  margin-top:14px;
  font-size:clamp(15px,1.5vw,17px);
  line-height:1.8;
  color:var(--txt-dim);
}

/* ---------- 功能矩阵 ---------- */
.pp-matrix{
  border-bottom:1px solid var(--line-soft);
}

.pp-matrix__bg{
  position:absolute;
  inset:0;
  overflow:hidden;
  pointer-events:none;
}

.pp-matrix__bg img{
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:.14;
}

.pp-matrix .container{
  position:relative;
  z-index:1;
}

.pp-matrix__grid{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:var(--pp-gap);
  margin-top:clamp(24px,4vw,40px);
}

.pp-cap{
  grid-column:span 12;
  display:flex;
  flex-direction:column;
  gap:12px;
  padding:clamp(20px,3vw,32px);
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:linear-gradient(158deg,rgba(18,52,77,.92),rgba(7,26,43,.92));
  transition:transform .25s var(--ease),border-color .25s var(--ease);
}

.pp-cap:hover{
  transform:translateY(-2px);
  border-color:rgba(95,199,201,.5);
}

.pp-cap__top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}

.pp-cap__mark{
  display:flex;
  align-items:center;
  gap:12px;
}

.pp-cap__no{
  font-family:var(--mono);
  font-size:clamp(28px,3.6vw,44px);
  font-weight:700;
  line-height:1;
  letter-spacing:-.04em;
  color:rgba(95,199,201,.38);
}

.pp-cap__icon{
  width:28px;
  height:28px;
  color:var(--tide);
  flex:none;
}

.pp-cap__title{
  margin:2px 0 0;
  font-size:clamp(19px,2.2vw,23px);
  line-height:1.3;
  letter-spacing:-.01em;
  color:var(--mist);
}

.pp-cap__text{
  font-size:15px;
  line-height:1.78;
  color:var(--txt-dim);
}

.pp-cap__list{
  list-style:none;
  margin:2px 0 0;
  padding:0;
  display:grid;
  gap:8px;
}

.pp-cap__list li{
  position:relative;
  padding-left:18px;
  font-size:14.5px;
  line-height:1.7;
  color:var(--txt-dim);
}

.pp-cap__list li::before{
  content:"";
  position:absolute;
  left:0;
  top:.66em;
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--teal);
}

/* ---------- 三步路径 ---------- */
.pp-steps__list{
  list-style:none;
  margin:clamp(24px,4vw,38px) 0 0;
  padding:0;
  display:grid;
  gap:12px;
}

.pp-step{
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:rgba(18,52,77,.55);
  overflow:hidden;
}

.pp-step[open]{
  border-color:rgba(255,106,42,.42);
}

.pp-step__summary{
  display:flex;
  align-items:center;
  gap:16px;
  padding:18px clamp(16px,3vw,26px);
  cursor:pointer;
  list-style:none;
  color:var(--mist);
  font-weight:600;
  transition:background .2s var(--ease);
}

.pp-step__summary::-webkit-details-marker{display:none;}
.pp-step__summary:hover{background:rgba(14,110,115,.24);}

.pp-step__summary::after{
  content:"";
  width:8px;
  height:8px;
  margin-left:auto;
  flex:none;
  border-right:2px solid var(--tide);
  border-bottom:2px solid var(--tide);
  transform:rotate(45deg);
  transition:transform .2s var(--ease);
}

.pp-step[open] > .pp-step__summary::after{
  transform:rotate(-135deg);
  border-color:var(--orange);
}

.pp-step__no{
  font-family:var(--mono);
  font-size:14px;
  letter-spacing:.06em;
  color:var(--orange);
}

.pp-step__name{
  font-size:clamp(16px,2vw,19px);
  line-height:1.4;
}

.pp-step__body{
  padding:16px clamp(16px,3vw,26px) 22px;
  border-top:1px solid var(--line-soft);
}

.pp-step__body p{
  font-size:15px;
  line-height:1.85;
  color:var(--txt-dim);
  max-width:66ch;
}

/* ---------- 会员中心（浅色） ---------- */
.pp-member{
  background:var(--mist);
  color:var(--pp-ink);
  border-top:1px solid rgba(7,26,43,.08);
  border-bottom:1px solid rgba(7,26,43,.08);
}

.pp-member h2{color:var(--pp-ink);}

.pp-member .eyebrow{color:var(--teal);}

.pp-member__grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:clamp(24px,4vw,48px);
}

.pp-member__text{
  margin-top:16px;
  font-size:clamp(15px,1.5vw,17px);
  line-height:1.85;
  color:var(--pp-ink-dim);
  max-width:44ch;
}

.pp-member__note{
  margin-top:16px;
  font-family:var(--mono);
  font-size:12.5px;
  letter-spacing:.03em;
  color:rgba(7,26,43,.55);
}

.pp-checklist{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:10px;
}

.pp-check{
  display:grid;
  grid-template-columns:auto minmax(0,1fr);
  column-gap:14px;
  row-gap:6px;
  padding:16px 18px;
  background:#fff;
  border:1px solid var(--pp-ink-line);
  border-radius:14px;
  cursor:pointer;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}

.pp-check:hover{
  border-color:rgba(14,110,115,.5);
  box-shadow:0 6px 20px rgba(7,26,43,.07);
}

.pp-check__box{
  grid-column:1;
  grid-row:1 / span 2;
  align-self:start;
  width:20px;
  height:20px;
  margin:2px 0 0;
  accent-color:var(--orange);
}

.pp-check__label{
  grid-column:2;
  font-size:16px;
  font-weight:600;
  color:var(--pp-ink);
}

.pp-check__desc{
  grid-column:2;
  font-size:14px;
  line-height:1.75;
  color:var(--pp-ink-dim);
}

/* ---------- 设备与场景 ---------- */
.pp-scene__grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:clamp(26px,4vw,44px);
  margin-top:clamp(24px,4vw,40px);
}

.pp-scene__media{
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  background:linear-gradient(160deg,#0B2436,#071A2B);
}

.pp-scene__media img{
  display:block;
  width:100%;
  height:auto;
  object-fit:cover;
}

.pp-scene__media--tall img{
  max-height:520px;
  object-position:center top;
}

.pp-scene__tag{
  margin-top:16px;
  font-size:12px;
  letter-spacing:.1em;
  color:var(--tide);
  text-transform:uppercase;
}

.pp-scene__title{
  margin:8px 0 0;
  font-size:clamp(19px,2.2vw,24px);
  line-height:1.32;
  color:var(--mist);
}

.pp-scene__text{
  margin-top:10px;
  font-size:15px;
  line-height:1.8;
  color:var(--txt-dim);
}

.pp-scene__list{
  list-style:none;
  margin:18px 0 0;
  padding:0;
  display:grid;
  gap:10px;
  border-top:1px solid var(--line-soft);
  padding-top:18px;
}

.pp-scene__list li{
  position:relative;
  padding-left:16px;
  font-size:14.5px;
  line-height:1.75;
  color:var(--txt-dim);
}

.pp-scene__list li::before{
  content:"";
  position:absolute;
  left:0;
  top:.7em;
  width:5px;
  height:5px;
  border-radius:1px;
  background:var(--orange);
}

.pp-scene__list strong{
  color:var(--mist);
  font-weight:600;
}

/* ---------- 资料与影像 ---------- */
.pp-library{
  border-top:1px solid var(--line-soft);
}

.pp-library__grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:clamp(22px,3vw,32px);
  margin-top:clamp(24px,4vw,40px);
}

.pp-lib{
  display:flex;
  flex-direction:column;
  gap:14px;
}

.pp-lib__media{
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  background:linear-gradient(160deg,#0B2436,#071A2B);
}

.pp-lib__media img{
  display:block;
  width:100%;
  height:auto;
  object-fit:cover;
}

.pp-lib__title{
  margin:0;
  font-size:clamp(18px,2vw,22px);
  line-height:1.35;
  color:var(--mist);
}

.pp-lib__text{
  font-size:15px;
  line-height:1.82;
  color:var(--txt-dim);
  max-width:48ch;
}

/* ---------- 版本演进 ---------- */
.pp-history{
  background:linear-gradient(180deg,rgba(2,7,12,0) 0%,rgba(2,7,12,.55) 100%);
  border-top:1px solid var(--line-soft);
}

.pp-history__grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:clamp(28px,4vw,48px);
  margin-top:clamp(24px,4vw,40px);
}

.pp-tl{
  list-style:none;
  margin:0 0 0 6px;
  padding:0 0 0 clamp(18px,3vw,28px);
  border-left:1px solid var(--line);
}

.pp-tl li{
  position:relative;
  padding-bottom:clamp(18px,2.6vw,26px);
}

.pp-tl li:last-child{padding-bottom:0;}

.pp-tl li::before{
  content:"";
  position:absolute;
  left:calc(-1 * clamp(18px,3vw,28px) - 5px);
  top:5px;
  width:9px;
  height:9px;
  border-radius:50%;
  background:var(--deep);
  border:2px solid var(--teal);
}

.pp-tl li:last-child::before{
  background:var(--orange);
  border-color:var(--orange);
}

.pp-tl__year{
  display:block;
  font-size:13px;
  letter-spacing:.1em;
  color:var(--tide);
  margin-bottom:6px;
}

.pp-tl li p{
  font-size:15px;
  line-height:1.8;
  color:var(--txt-dim);
  max-width:46ch;
}

.pp-rhythm{
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:rgba(18,52,77,.55);
  padding:clamp(20px,3vw,30px);
}

.pp-rhythm__title{
  font-family:var(--mono);
  font-size:12.5px;
  letter-spacing:.1em;
  color:var(--silver);
}

.pp-rhythm__list{
  list-style:none;
  margin:18px 0 0;
  padding:0;
  display:grid;
  gap:16px;
}

.pp-rhythm__list li{
  padding-bottom:16px;
  border-bottom:1px solid var(--line-soft);
}

.pp-rhythm__list li:last-child{
  padding-bottom:0;
  border-bottom:0;
}

.pp-rhythm__list .mono{
  display:inline-block;
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.1em;
  color:var(--orange);
  border:1px solid rgba(255,106,42,.4);
  border-radius:999px;
  padding:2px 10px;
}

.pp-rhythm__list p{
  margin-top:8px;
  font-size:14.5px;
  line-height:1.75;
  color:var(--txt-dim);
}

.pp-rhythm__foot{
  margin-top:20px;
  padding-top:16px;
  border-top:1px solid var(--line-soft);
  font-size:13.5px;
  line-height:1.75;
  color:rgba(184,196,204,.86);
}

/* ---------- 适合谁 ---------- */
.pp-fit__grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:var(--pp-gap);
  margin-top:clamp(24px,4vw,38px);
}

.pp-fit__card{
  display:flex;
  flex-direction:column;
  gap:12px;
  padding:clamp(20px,3vw,28px);
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:rgba(18,52,77,.42);
}

.pp-fit__card:nth-child(1){border-top:3px solid var(--orange);}
.pp-fit__card:nth-child(2){border-top:3px solid var(--tide);}
.pp-fit__card:nth-child(3){border-top:3px solid var(--teal);}

.pp-fit__no{
  font-family:var(--mono);
  font-size:13px;
  letter-spacing:.14em;
  color:var(--silver);
}

.pp-fit__title{
  margin:0;
  font-size:clamp(17px,1.9vw,20px);
  line-height:1.4;
  color:var(--mist);
}

.pp-fit__text{
  font-size:14.5px;
  line-height:1.8;
  color:var(--txt-dim);
}

.pp-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-top:auto;
  padding-top:6px;
  font-size:14px;
  font-weight:600;
  color:var(--tide);
  text-decoration:none;
}

.pp-link::after{
  content:"→";
  transition:transform .2s var(--ease);
}

.pp-link:hover::after{transform:translateX(3px);}

/* ---------- 收尾 ---------- */
.pp-cta{
  padding:0 0 clamp(48px,7vw,86px);
}

.pp-cta__inner{
  padding:clamp(28px,4vw,48px);
  border:1px solid rgba(255,106,42,.32);
  border-radius:var(--radius);
  background:
    radial-gradient(110% 140% at 100% 0%,rgba(255,106,42,.16) 0%,rgba(255,106,42,0) 58%),
    linear-gradient(150deg,rgba(18,52,77,.9),rgba(2,7,12,.9));
}

.pp-cta__title{
  font-size:clamp(22px,2.8vw,30px);
  line-height:1.24;
}

.pp-cta__text{
  margin-top:12px;
  font-size:15px;
  line-height:1.8;
  color:var(--txt-dim);
  max-width:52ch;
}

.pp-cta__actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:24px;
}

/* ---------- 响应式 ---------- */
@media (min-width:640px){
  .pp-fit__grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}

@media (min-width:860px){
  .pp-hero__grid{
    grid-template-columns:minmax(0,7fr) minmax(0,4fr);
    align-items:end;
    gap:clamp(32px,5vw,64px);
  }

  .pp-cap--wide{grid-column:span 7;}
  .pp-cap--narrow{grid-column:span 5;}

  .pp-member__grid{grid-template-columns:minmax(0,5fr) minmax(0,7fr);}

  .pp-scene__grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);}
  .pp-scene__col--mob{
    border-left:1px solid var(--line);
    padding-left:clamp(24px,4vw,44px);
  }

  .pp-library__grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);}

  .pp-history__grid{grid-template-columns:minmax(0,7fr) minmax(0,5fr);align-items:start;}

  .pp-fit__grid{grid-template-columns:repeat(3,minmax(0,1fr));}
}

@media (prefers-reduced-motion:reduce){
  .page-products *{
    transition:none !important;
    animation:none !important;
  }
  .pp-cap:hover{transform:none;}
  .pp-link:hover::after{transform:none;}
}
<<<PAGE_CSS_END>>>