.page-products{
  --p-rail-w:100px;
  position:relative;
  background-color:var(--ink-900);
  background-image:var(--blueprint);
  color:var(--cream);
  padding-block:32px 80px;
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--mist);
  margin:0 0 30px;
}
.page-products .breadcrumb a{
  color:var(--mist);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color var(--ease), border-color var(--ease);
}
.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus-visible{
  color:var(--green);
  border-bottom-color:var(--green);
}
.page-products .breadcrumb__sep{ color:var(--ink-500); }
.page-products .breadcrumb__item--current{ color:var(--cream); }

/* ---------- 首屏 ---------- */
.page-products .p-hero{ margin-bottom:64px; }
.page-products .p-hero__grid{
  display:grid;
  gap:28px;
}
.page-products .p-hero__title{
  font-family:var(--font-display);
  font-weight:400;
  font-size:clamp(2.4rem,7.6vw,4.4rem);
  line-height:1.04;
  letter-spacing:-.02em;
  color:var(--cream);
  margin:16px 0 20px;
}
.page-products .p-hero__title em{
  font-style:normal;
  color:var(--green);
}
.page-products .lead{
  margin:0;
  max-width:38ch;
  font-size:1rem;
  line-height:1.9;
  color:var(--mist);
}
.page-products .p-hero__tags{
  list-style:none;
  margin:26px 0 0;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.page-products .tag{
  display:inline-flex;
  align-items:center;
  padding:6px 12px;
  font-size:12px;
  letter-spacing:.06em;
  border:1px solid var(--ink-500);
  color:var(--mist);
  background:rgba(20,41,61,.55);
}
.page-products .tag--green{ color:var(--green); border-color:var(--green); }
.page-products .tag--orange{ color:var(--orange); border-color:var(--orange); }
.page-products .tag--amber{ color:var(--amber); border-color:var(--amber); }

.page-products .p-hero__visual{
  position:relative;
  border:var(--hairline);
  background-color:rgba(20,41,61,.55);
  padding:20px;
}
.page-products .p-hero__visual::after{
  content:"";
  position:absolute;
  top:-1px;
  right:-1px;
  width:60px;
  height:60px;
  border-top:2px solid var(--green);
  border-right:2px solid var(--green);
  pointer-events:none;
}
.page-products .p-hero__svg{
  display:block;
  width:100%;
  height:auto;
}

/* ---------- 章节编号 ---------- */
.page-products .p-idx{
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin:0;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--green);
}
.page-products .p-idx::before{
  content:"";
  width:26px;
  height:1px;
  background:var(--green);
}

/* ---------- 布局骨架 ---------- */
.page-products .p-layout{ display:block; }
.page-products .p-flow{ min-width:0; }

.page-products .p-rail{
  display:flex;
  gap:8px;
  overflow-x:auto;
  margin:0 calc(var(--gutter) * -1);
  padding:0 var(--gutter) 18px;
  scrollbar-width:none;
}
.page-products .p-rail::-webkit-scrollbar{ display:none; }
.page-products .rail-link{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 12px;
  white-space:nowrap;
  text-decoration:none;
  color:var(--mist);
  border:1px solid var(--ink-500);
  background:rgba(20,41,61,.45);
  transition:color var(--ease), background-color var(--ease), border-color var(--ease);
}
.page-products .rail-link:hover,
.page-products .rail-link:focus-visible{ color:var(--cream); border-color:var(--mist); }
.page-products .rail-link[data-active="true"]{
  color:var(--ink-900);
  background:var(--green);
  border-color:var(--green);
}
.page-products .p-rail__no{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
}
.page-products .p-rail__tx{
  font-family:var(--font-body);
  font-size:12.5px;
  letter-spacing:.04em;
}

/* ---------- 通用章节 ---------- */
.page-products .p-sec{
  padding-block:52px;
  border-top:var(--hairline);
  scroll-margin-top:90px;
}
.page-products .p-flow > .p-sec:first-child{
  border-top:0;
  padding-top:8px;
}
.page-products .p-sec__head{
  margin-bottom:30px;
  max-width:62ch;
}
.page-products .p-sec__head h2{
  font-family:var(--font-display);
  font-weight:400;
  font-size:clamp(1.5rem,4.8vw,2.35rem);
  line-height:1.2;
  letter-spacing:-.01em;
  color:var(--cream);
  margin:14px 0 0;
}
.page-products .p-sec__lead{
  margin:14px 0 0;
  max-width:46ch;
  font-size:.95rem;
  line-height:1.85;
  color:var(--mist);
}
.page-products .p-body{
  margin:0 0 16px;
  font-size:.94rem;
  line-height:1.9;
  color:var(--mist);
  max-width:44ch;
}
.page-products .p-note{
  margin:18px 0 0;
  font-size:.86rem;
  line-height:1.8;
  color:var(--mist);
  max-width:46ch;
}
.page-products .p-note a{
  color:var(--green);
  text-decoration:none;
  border-bottom:1px solid rgba(110,242,138,.45);
}
.page-products .p-note a:hover,
.page-products .p-note a:focus-visible{ border-bottom-color:var(--green); }

/* ---------- 图片容器 ---------- */
.page-products .p-shot{
  margin:0;
  border:var(--hairline);
  background:var(--ink-700);
  overflow:hidden;
}
.page-products .p-shot img{
  display:block;
  width:100%;
  height:auto;
  max-width:100%;
  object-fit:cover;
}
.page-products .p-shot--wide{ margin-bottom:26px; }
.page-products .p-statfig{ border-left:4px solid var(--orange); }

/* ---------- 模块总览 ---------- */
.page-products .p-modgrid{ display:grid; gap:22px; }
.page-products .p-modlist{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:12px;
}
.page-products .p-mod{
  border:1px solid var(--ink-500);
  border-left:4px solid var(--ink-500);
  background:rgba(20,41,61,.5);
  padding:16px 18px;
}
.page-products .p-mod--nav{ border-left-color:var(--green); }
.page-products .p-mod--ver{ border-left-color:var(--orange); }
.page-products .p-mod--stat{ border-left-color:var(--amber); }
.page-products .p-mod--rule{ border-left-color:var(--mist); }
.page-products .p-mod__top{
  display:flex;
  align-items:baseline;
  gap:10px;
}
.page-products .p-mod__no{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--mist);
}
.page-products .p-mod__name{
  margin:0;
  font-family:var(--font-display);
  font-size:1.02rem;
  font-weight:500;
  color:var(--cream);
  letter-spacing:.01em;
}
.page-products .p-mod__desc{
  margin:9px 0 0;
  font-size:.9rem;
  line-height:1.8;
  color:var(--mist);
}
.page-products .p-mod__meta{
  margin:10px 0 0;
  font-family:var(--font-mono);
  font-size:.76rem;
  letter-spacing:.03em;
  color:var(--amber);
}

/* ---------- 图文错位 ---------- */
.page-products .p-split{ display:grid; gap:26px; }
.page-products .p-split__body{ min-width:0; }

/* ---------- 步骤条 ---------- */
.page-products .p-steps{
  list-style:none;
  margin:22px 0 0;
  padding:0;
  display:grid;
  gap:10px;
}
.page-products .p-steps__item{
  display:flex;
  align-items:flex-start;
  gap:12px;
  padding:12px 14px;
  border:1px dashed var(--ink-500);
  font-size:.88rem;
  line-height:1.7;
  color:var(--cream);
}
.page-products .p-steps__no{
  flex:0 0 auto;
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--green);
}

/* ---------- 事实清单 ---------- */
.page-products .p-facts{
  list-style:none;
  margin:24px 0 0;
  padding:0;
  border-top:var(--hairline);
}
.page-products .p-facts li{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:16px;
  padding:11px 0;
  border-bottom:var(--hairline);
  font-size:.88rem;
}
.page-products .p-facts__k{ color:var(--mist); }
.page-products .p-facts__v{
  font-family:var(--font-mono);
  font-size:.84rem;
  color:var(--cream);
  text-align:right;
}

/* ---------- 统计表 ---------- */
.page-products .p-cream{
  background:var(--cream);
  color:var(--ink-text);
  border:1px solid var(--ink-500);
  padding:clamp(16px,3vw,26px);
}
.page-products .p-tablewrap{
  overflow-x:auto;
  -webkit-overflow-scrolling:touch;
}
.page-products .p-table{
  width:100%;
  min-width:660px;
  border-collapse:collapse;
  font-family:var(--font-body);
  font-size:.86rem;
}
.page-products .p-table caption{
  text-align:left;
  padding:0 0 14px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--orange-ink);
}
.page-products .p-table th,
.page-products .p-table td{
  padding:12px 14px;
  text-align:left;
  vertical-align:top;
  border-bottom:1px solid var(--cream-200);
}
.page-products .p-table thead th{
  background:var(--ink-700);
  color:var(--cream);
  font-weight:500;
  font-size:.8rem;
  letter-spacing:.05em;
  border-bottom:0;
}
.page-products .p-table tbody tr:nth-child(odd){ background:rgba(233,223,206,.45); }
.page-products .p-table .num{
  font-family:var(--font-mono);
  font-size:.82rem;
  letter-spacing:.04em;
}
.page-products .p-table .p-row--key{ background:#FFEBD6; }
.page-products .p-table .p-row--key td{ border-bottom-color:#EFC79B; }
.page-products .p-keyfield{
  display:inline-block;
  padding:4px 10px;
  background:var(--orange);
  color:#2A1405;
  font-family:var(--font-mono);
  font-size:.78rem;
  letter-spacing:.06em;
}
.page-products .p-scrollhint{
  display:block;
  margin:12px 0 0;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--orange-ink);
}
.page-products .p-statnotes{
  list-style:none;
  margin:22px 0 0;
  padding:0;
  display:grid;
  gap:10px;
}
.page-products .p-statnotes li{
  position:relative;
  padding-left:18px;
  font-size:.87rem;
  line-height:1.8;
  color:var(--mist);
}
.page-products .p-statnotes li::before{
  content:"";
  position:absolute;
  left:0;
  top:.72em;
  width:6px;
  height:6px;
  background:var(--green);
}

/* ---------- 三层规则 ---------- */
.page-products .p-layers{
  display:grid;
  gap:14px;
}
.page-products .p-layer{
  position:relative;
  border:1px solid var(--ink-500);
  background:rgba(20,41,61,.5);
  padding:16px 18px 16px 22px;
}
.page-products .p-layer::before{
  content:"";
  position:absolute;
  left:0;
  top:0;
  bottom:0;
  width:4px;
  background:var(--green);
}
.page-products .p-layer:nth-child(2)::before{ background:var(--orange); }
.page-products .p-layer:nth-child(3)::before{ background:var(--amber); }
.page-products .p-layer__top{
  display:flex;
  align-items:baseline;
  gap:10px;
}
.page-products .p-layer__no{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--mist);
}
.page-products .p-layer h3{
  margin:0;
  font-family:var(--font-display);
  font-size:1rem;
  font-weight:500;
  color:var(--cream);
}
.page-products .p-layer p{
  margin:9px 0 0;
  font-size:.88rem;
  line-height:1.82;
  color:var(--mist);
}

/* ---------- 开始使用 ---------- */
.page-products .p-start{
  display:grid;
  gap:16px;
}
.page-products .p-start__card{
  display:flex;
  flex-direction:column;
  padding:20px;
  border:1px solid var(--ink-500);
  background:rgba(20,41,61,.5);
}
.page-products .p-start__no{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.2em;
  color:var(--green);
}
.page-products .p-start__card h3{
  margin:10px 0 8px;
  font-family:var(--font-display);
  font-size:1.05rem;
  font-weight:500;
  color:var(--cream);
  letter-spacing:.01em;
}
.page-products .p-start__card p{
  margin:0 0 18px;
  font-size:.88rem;
  line-height:1.82;
  color:var(--mist);
}
.page-products .p-start__card .btn{
  margin-top:auto;
  align-self:flex-start;
}

.page-products .p-cta{
  margin-top:26px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 22px;
  border:1px solid var(--ink-500);
  border-left:6px solid var(--green);
  background:rgba(20,41,61,.65);
}
.page-products .p-cta__text{
  margin:0;
  flex:1 1 300px;
  font-size:.88rem;
  line-height:1.85;
  color:var(--mist);
}
.page-products .p-cta__acts{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}

/* ---------- 桌面端 ---------- */
@media (min-width:760px){
  .page-products .p-start{ grid-template-columns:repeat(3,minmax(0,1fr)); }
  .page-products .p-statnotes{ grid-template-columns:repeat(3,minmax(0,1fr)); gap:18px; }
}

@media (min-width:880px){
  .page-products .p-hero__grid{
    grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr);
    gap:38px;
    align-items:center;
  }
}

@media (min-width:900px){
  .page-products .p-modgrid{
    grid-template-columns:minmax(0,300px) minmax(0,1fr);
    gap:30px;
    align-items:start;
  }
  .page-products .p-modlist{ grid-template-columns:repeat(12,1fr); }
  .page-products .p-mod:nth-child(1){ grid-column:1 / span 9; }
  .page-products .p-mod:nth-child(2){ grid-column:3 / span 10; }
  .page-products .p-mod:nth-child(3){ grid-column:1 / span 8; }
  .page-products .p-mod:nth-child(4){ grid-column:4 / span 9; }

  .page-products .p-steps{ grid-template-columns:repeat(3,minmax(0,1fr)); }
  .page-products .p-layer:nth-child(2){ margin-left:28px; }
  .page-products .p-layer:nth-child(3){ margin-left:56px; }
}

@media (min-width:920px){
  .page-products .p-split{
    grid-template-columns:minmax(0,1fr) minmax(0,1fr);
    gap:36px;
    align-items:start;
  }
  .page-products .p-split--imgright .p-split__media{ order:2; }
  .page-products .p-split--imgleft .p-split__media{ order:1; }
}

@media (min-width:1080px){
  .page-products .p-layout{
    display:grid;
    grid-template-columns:var(--p-rail-w) minmax(0,1fr);
    gap:48px;
    align-items:start;
  }
  .page-products .p-rail{
    flex-direction:column;
    gap:10px;
    overflow:visible;
    margin:0;
    padding:0;
    position:sticky;
    top:88px;
  }
  .page-products .rail-link{
    justify-content:flex-start;
    gap:10px;
    padding:9px 10px;
  }
}

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

@media (max-width:719px){
  .page-products .p-scrollhint{ display:block; }
}
@media (min-width:720px){
  .page-products .p-scrollhint{ display:none; }
}
<<<END>>>