.page-products{
  --pf-gap:clamp(20px,3vw,40px);
  --pf-shell-pad:clamp(18px,4vw,56px);
  position:relative;
  overflow-x:hidden;
  padding-top:calc(var(--header-h) + clamp(24px,4vw,48px));
  padding-bottom:clamp(48px,7vw,96px);
  color:var(--foam-050);
  font-family:var(--font-body);
  background:
    radial-gradient(1100px 520px at 88% -8%, rgba(47,227,214,.13), transparent 62%),
    radial-gradient(820px 460px at -8% 34%, rgba(255,106,69,.09), transparent 60%),
    linear-gradient(180deg,#04121F 0%,#0A2740 52%,#04121F 100%);
}

.page-products .breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--slate-400);
  margin-bottom:clamp(20px,3vw,34px);
}
.page-products .breadcrumb a{
  color:var(--cyan-200);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.page-products .breadcrumb a:hover{
  color:var(--cyan-400);
  border-bottom-color:var(--line-cool-strong);
}
.page-products .breadcrumb-current{color:var(--foam-050);}

/* ---------- 首屏 ---------- */
.page-products .pf-top{position:relative;}
.page-products .pf-top::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-1px;
  height:1px;
  background:linear-gradient(90deg,transparent,var(--line-cool-strong),transparent);
}
.page-products .pf-top-grid{
  display:grid;
  gap:clamp(26px,4vw,52px);
}
.page-products .pf-top-copy h1{
  font-family:var(--font-display);
  font-weight:800;
  font-size:clamp(1.95rem,5.6vw,4.2rem);
  line-height:1.03;
  letter-spacing:-.02em;
  margin:0 0 clamp(16px,2vw,22px);
  color:var(--foam-050);
}
.page-products .pf-top-copy .lede{
  font-size:clamp(15px,1.6vw,17px);
  line-height:1.75;
  color:var(--cyan-200);
  margin:0 0 clamp(22px,3vw,32px);
  max-width:60ch;
}
.page-products .pf-top-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}

/* ---------- 状态面板 ---------- */
.page-products .pf-console{
  border:1px solid var(--line-cool);
  border-radius:var(--r-lg);
  padding:clamp(18px,2.6vw,26px);
  background:linear-gradient(160deg,rgba(20,72,110,.58),rgba(4,18,31,.9));
  box-shadow:0 24px 60px -40px rgba(47,227,214,.5);
}
.page-products .pf-console-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-bottom:14px;
  border-bottom:1px dashed var(--line-quiet);
}
.page-products .pf-console-tag{
  font-size:12px;
  letter-spacing:.14em;
  color:var(--slate-400);
}
.page-products .pf-console-list{
  list-style:none;
  margin:0;
  padding:6px 0 0;
}
.page-products .pf-console-list li{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:14px;
  padding:11px 0;
  border-bottom:1px dashed rgba(138,166,184,.14);
  font-size:14px;
}
.page-products .pf-console-list li:last-child{border-bottom:0;}
.page-products .pf-console-key{color:var(--foam-050);}
.page-products .pf-console-val{
  color:var(--cyan-400);
  font-size:13px;
  letter-spacing:.02em;
  text-align:right;
}

/* ---------- 主体两栏 ---------- */
.page-products .pf-body{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:clamp(26px,4vw,52px);
  margin-top:clamp(34px,5vw,72px);
}
.page-products .pf-rail-title{
  font-size:12px;
  letter-spacing:.16em;
  color:var(--slate-400);
  margin:0 0 12px;
  font-family:var(--font-data);
}
.page-products .pf-rail-list{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.page-products .pf-rail-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 14px;
  border-radius:var(--pill);
  border:1px solid var(--line-quiet);
  color:var(--cyan-200);
  font-size:14px;
  text-decoration:none;
  transition:border-color var(--dur) var(--ease),color var(--dur) var(--ease),background-color var(--dur) var(--ease);
}
.page-products .pf-rail-link:hover,
.page-products .pf-rail-link:focus-visible{
  border-color:var(--line-cool-strong);
  color:var(--foam-050);
  background:rgba(47,227,214,.08);
}
.page-products .pf-rail-num{
  font-size:11px;
  color:var(--slate-400);
  letter-spacing:.06em;
}
.page-products .pf-flow{
  display:flex;
  flex-direction:column;
  gap:clamp(26px,4vw,54px);
  min-width:0;
}

/* ---------- 模块 ---------- */
.page-products .pf-module{
  position:relative;
  min-width:0;
  padding:clamp(22px,3.4vw,44px);
  border:1px solid var(--line-cool);
  border-radius:var(--r-xl);
  background:linear-gradient(155deg,rgba(10,39,64,.94),rgba(4,18,31,.92));
  overflow:hidden;
}
.page-products .pf-module::before{
  content:"";
  position:absolute;
  top:0;right:-18%;
  width:52%;
  height:100%;
  background:linear-gradient(102deg,transparent,rgba(47,227,214,.07));
  transform:skewX(-12deg);
  pointer-events:none;
}
.page-products .pf-module--warm{
  border-color:var(--line-warm);
  background:linear-gradient(160deg,rgba(255,106,69,.11),rgba(4,18,31,.94) 58%);
}
.page-products .pf-module--warm::before{
  background:linear-gradient(102deg,transparent,rgba(255,106,69,.09));
}
.page-products .pf-module--light{
  border-color:rgba(8,32,47,.14);
  background:linear-gradient(158deg,#EAF5F6,#D2E9EC);
  color:var(--ink-dark);
}
.page-products .pf-module--light::before{
  background:linear-gradient(102deg,transparent,rgba(47,227,214,.16));
}
.page-products .pf-module--light h2,
.page-products .pf-module--light h3{color:var(--ink-dark);}
.page-products .pf-module--light .pf-mod-num{color:var(--coral-500);}
.page-products .pf-module--light .pf-mod-sub{color:rgba(8,32,47,.66);}
.page-products .pf-module--light p{color:rgba(8,32,47,.82);}

.page-products .pf-mod-head{
  display:flex;
  align-items:flex-start;
  gap:clamp(14px,2vw,24px);
  margin-bottom:clamp(20px,2.8vw,32px);
  position:relative;
  z-index:1;
}
.page-products .pf-mod-num{
  flex:0 0 auto;
  font-size:clamp(1.5rem,3vw,2.4rem);
  font-weight:200;
  line-height:1;
  letter-spacing:.02em;
  color:var(--cyan-400);
}
.page-products .pf-mod-head h2{
  font-family:var(--font-display);
  font-weight:700;
  font-size:clamp(1.3rem,2.6vw,1.95rem);
  line-height:1.16;
  letter-spacing:-.015em;
  margin:0 0 8px;
}
.page-products .pf-mod-sub{
  margin:0;
  font-size:14px;
  line-height:1.6;
  color:var(--slate-400);
  max-width:56ch;
}
.page-products .pf-split{
  display:grid;
  gap:clamp(20px,3vw,36px);
  position:relative;
  z-index:1;
}
.page-products .pf-mod-text p{
  font-size:15.5px;
  line-height:1.78;
  color:var(--foam-050);
  margin:0 0 16px;
  max-width:62ch;
}
.page-products .pf-mod-text p:last-of-type{margin-bottom:0;}

.page-products .pf-points{
  list-style:none;
  margin:18px 0;
  padding:0;
  display:grid;
  gap:11px;
}
.page-products .pf-points li{
  position:relative;
  padding-left:20px;
  font-size:14.5px;
  line-height:1.65;
  color:var(--cyan-200);
}
.page-products .pf-points li::before{
  content:"";
  position:absolute;
  left:0;
  top:.66em;
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--cyan-400);
}
.page-products .pf-points--dark li{color:var(--cyan-200);}

.page-products .pf-bullets{
  list-style:none;
  margin:20px 0 0;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.page-products .pf-bullets li{
  max-width:100%;
  padding:8px 16px;
  border-radius:var(--pill);
  border:1px solid rgba(8,32,47,.16);
  background:rgba(255,255,255,.6);
  color:var(--ink-dark);
  font-size:14px;
  line-height:1.4;
}

.page-products .pf-inline-link{
  margin:20px 0 0;
  font-size:14px;
  line-height:1.7;
  color:var(--slate-400);
}
.page-products .pf-inline-link a{
  color:var(--cyan-400);
  text-decoration:none;
  border-bottom:1px solid var(--line-cool-strong);
  transition:color var(--dur) var(--ease);
}
.page-products .pf-inline-link a:hover{color:var(--cyan-200);}

/* ---------- 图片 ---------- */
.page-products .pf-figure{
  margin:0;
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line-cool);
  background:linear-gradient(150deg,#0A2740,#04121F);
}
.page-products .pf-module--light .pf-figure{
  border-color:rgba(8,32,47,.16);
  background:linear-gradient(150deg,#0A2740,#14486E);
}
.page-products .pf-figure img{
  display:block;
  width:100%;
  max-width:100%;
  height:auto;
  object-fit:cover;
}

/* ---------- 指标卡 ---------- */
.page-products .pf-metrics{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(158px,1fr));
  gap:clamp(12px,1.6vw,18px);
  margin-top:clamp(22px,3vw,32px);
  position:relative;
  z-index:1;
}
.page-products .pf-metric{
  display:flex;
  flex-direction:column;
  gap:6px;
  padding:18px 18px 16px;
  border-radius:var(--r-md);
  border:1px solid rgba(255,106,69,.28);
  background:rgba(4,18,31,.5);
  transition:border-color var(--dur) var(--ease),transform var(--dur) var(--ease);
}
.page-products .pf-metric:hover{
  border-color:var(--coral-500);
  transform:translateY(-2px);
}
.page-products .pf-metric-value{
  font-size:clamp(1.7rem,3vw,2.3rem);
  font-weight:600;
  line-height:1;
  color:var(--coral-500);
  letter-spacing:.02em;
}
.page-products .pf-metric-label{
  font-size:14px;
  color:var(--foam-050);
}
.page-products .pf-metric-note{
  font-size:12.5px;
  line-height:1.55;
  color:var(--slate-400);
}

/* ---------- 订阅粒度胶囊 ---------- */
.page-products .pf-pills{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:clamp(22px,3vw,30px);
  position:relative;
  z-index:1;
}

/* ---------- 折叠块 ---------- */
.page-products .pf-details{
  margin-top:clamp(18px,2.4vw,26px);
  border:1px solid var(--line-quiet);
  border-radius:var(--r-md);
  background:rgba(4,18,31,.42);
  padding:16px 20px;
  position:relative;
  z-index:1;
}
.page-products .pf-details summary{
  cursor:pointer;
  list-style:none;
  font-size:15px;
  font-weight:600;
  color:var(--cyan-200);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.page-products .pf-details summary::-webkit-details-marker{display:none;}
.page-products .pf-details summary::after{
  content:"＋";
  color:var(--cyan-400);
  font-family:var(--font-data);
  font-size:16px;
  line-height:1;
}
.page-products .pf-details[open] summary::after{content:"−";}
.page-products .pf-details .pf-points{margin-bottom:0;}

/* ---------- 步骤 ---------- */
.page-products .pf-steps{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:clamp(16px,2.2vw,22px);
  position:relative;
  z-index:1;
  counter-reset:pf-step;
}
.page-products .pf-step{
  position:relative;
  padding:18px 20px 18px 22px;
  border-radius:var(--r-md);
  border:1px solid var(--line-cool);
  background:rgba(10,39,64,.6);
  transition:border-color var(--dur) var(--ease),background-color var(--dur) var(--ease);
}
.page-products .pf-step:hover{
  border-color:var(--line-cool-strong);
  background:rgba(20,72,110,.5);
}
.page-products .pf-step-num{
  display:block;
  font-size:12px;
  letter-spacing:.16em;
  color:var(--cyan-400);
  margin-bottom:8px;
}
.page-products .pf-step h3{
  font-family:var(--font-display);
  font-size:clamp(1rem,1.6vw,1.15rem);
  font-weight:700;
  margin:0 0 6px;
  color:var(--foam-050);
}
.page-products .pf-step p{
  margin:0;
  font-size:14.5px;
  line-height:1.7;
  color:var(--slate-400);
}

/* ---------- 场景 ---------- */
.page-products .pf-scenes{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:clamp(14px,2vw,20px);
  margin-top:clamp(26px,3.6vw,40px);
  position:relative;
  z-index:1;
}
.page-products .pf-scene{
  padding:20px 20px 18px;
  border-radius:var(--r-md);
  border-left:3px solid var(--coral-500);
  background:rgba(20,72,110,.36);
}
.page-products .pf-scene h3{
  font-family:var(--font-display);
  font-size:1.02rem;
  font-weight:700;
  margin:0 0 8px;
  color:var(--foam-050);
}
.page-products .pf-scene p{
  margin:0;
  font-size:14px;
  line-height:1.7;
  color:var(--slate-400);
}

/* ---------- 断点 ---------- */
@media (min-width:820px){
  .page-products .pf-split{
    grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);
    align-items:center;
  }
  .page-products .pf-split--flip .pf-figure{order:-1;}
}

@media (min-width:1024px){
  .page-products .pf-top-grid{
    grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);
    align-items:center;
    gap:clamp(32px,5vw,72px);
  }
  .page-products .pf-body{
    grid-template-columns:228px minmax(0,1fr);
    align-items:start;
    gap:clamp(32px,4vw,64px);
  }
  .page-products .pf-rail{
    position:sticky;
    top:calc(var(--header-h) + 28px);
  }
  .page-products .pf-rail-list{
    flex-direction:column;
    flex-wrap:nowrap;
    gap:6px;
  }
  .page-products .pf-rail-link{
    width:100%;
    border-radius:var(--r-sm);
    border-color:transparent;
    border-left:2px solid var(--line-quiet);
    padding:10px 14px;
  }
  .page-products .pf-rail-link:hover,
  .page-products .pf-rail-link:focus-visible{
    border-left-color:var(--cyan-400);
    border-radius:var(--r-sm);
  }
  .page-products .pf-module:nth-child(even){
    margin-left:clamp(16px,3vw,48px);
  }
  .page-products .pf-steps{
    grid-template-columns:repeat(5,minmax(0,1fr));
    gap:clamp(12px,1.4vw,18px);
  }
}

@media (min-width:1280px){
  .page-products .pf-metrics{
    grid-template-columns:repeat(4,minmax(0,1fr));
  }
}

@media (prefers-reduced-motion:reduce){
  .page-products .pf-rail-link,
  .page-products .pf-metric,
  .page-products .pf-step,
  .page-products .breadcrumb a{
    transition:none;
  }
  .page-products .pf-metric:hover,
  .page-products .pf-step:hover{
    transform:none;
  }
}