.page-products{
  --pd-rail-w:216px;
  background:var(--sand-light);
  color:var(--rock);
  padding-bottom:clamp(48px,7vw,100px);
}
.page-products .breadcrumb{padding-top:22px;margin-bottom:0}
.page-products .breadcrumb-list{color:var(--rock-mid)}

/* 框架：索引栏 + 正文 */
.page-products .pd-shell{
  display:grid;
  grid-template-columns:1fr;
  gap:clamp(18px,2.6vw,34px);
  align-items:start;
  padding-top:clamp(6px,1.2vw,14px);
}
.page-products .pd-rail{
  border-top:1px solid var(--line-strong);
  padding-top:12px;
}
.page-products .pd-rail-title{
  margin:0 0 10px;
  color:var(--rock-mid);
}
.page-products .pd-rail-nav{
  display:flex;
  gap:8px;
  overflow-x:auto;
  padding-bottom:4px;
  scrollbar-width:none;
}
.page-products .pd-rail-nav::-webkit-scrollbar{display:none}
.page-products .pd-rail-nav .chapter-link{
  flex:0 0 auto;
  font-family:var(--font-index);
  font-size:11.5px;
  letter-spacing:.08em;
  color:var(--rock-mid);
  text-decoration:none;
  padding:7px 11px;
  border:1px solid var(--line);
  background:var(--paper);
  white-space:nowrap;
  transition:color .25s var(--ease),border-color .25s var(--ease);
}
.page-products .pd-rail-nav .chapter-link:hover{color:var(--wine);border-color:var(--line-strong)}
.page-products .pd-rail-nav .chapter-link[aria-current="true"]{
  color:var(--wine);
  border-color:var(--wine);
  background:rgba(122,31,61,.06);
}

/* 首屏声明 */
.page-products .pd-intro{
  border-bottom:1px solid var(--line);
  padding-bottom:clamp(26px,3.4vw,44px);
}
.page-products .pd-h1{
  font-family:var(--font-display);
  font-weight:200;
  font-size:clamp(29px,5.4vw,56px);
  line-height:1.18;
  letter-spacing:.01em;
  margin:10px 0 0;
  color:var(--rock);
}
.page-products .pd-h1 em{
  font-style:normal;
  color:var(--wine);
  border-bottom:2px solid var(--river-bright);
  padding-bottom:2px;
}
.page-products .pd-lede{
  max-width:60ch;
  margin:18px 0 0;
  font-size:clamp(15px,1.6vw,17px);
  line-height:1.85;
  color:var(--rock);
}
.page-products .pd-facts{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
  margin-top:26px;
}
.page-products .pd-fact{
  background:var(--paper);
  padding:14px 15px;
  display:flex;
  flex-direction:column;
  gap:6px;
}
.page-products .pd-fact-num{
  font-family:var(--font-numeric);
  font-size:clamp(21px,2.6vw,29px);
  line-height:1;
  color:var(--wine);
  transform:skewX(-4deg);
  display:inline-block;
}
.page-products .pd-fact-label{
  font-family:var(--font-index);
  font-size:11px;
  letter-spacing:.08em;
  color:var(--rock-mid);
}

/* 章节通用 */
.page-products .pd-sec{
  padding:clamp(32px,4.4vw,62px) 0;
  border-bottom:1px solid var(--line);
}
.page-products .pd-sec:last-of-type{border-bottom:0;padding-bottom:clamp(10px,2vw,20px)}
.page-products .pd-sec-head{max-width:66ch}
.page-products .pd-h2{
  font-family:var(--font-display);
  font-weight:300;
  font-size:clamp(23px,3.4vw,37px);
  line-height:1.26;
  margin:8px 0 0;
  color:var(--rock);
}
.page-products .pd-sec-lede{
  margin:14px 0 0;
  font-size:15.5px;
  line-height:1.85;
  color:var(--rock);
}
.page-products .pd-note{
  margin:18px 0 0;
  font-size:13.5px;
  line-height:1.8;
  color:var(--rock-mid);
}
.page-products .pd-note a,
.page-products .pd-scene a,
.page-products .pd-cta-note a{
  color:var(--river);
  text-decoration:none;
  border-bottom:1px solid rgba(31,122,107,.4);
}
.page-products .pd-note a:hover,
.page-products .pd-scene a:hover,
.page-products .pd-cta-note a:hover{color:var(--wine);border-bottom-color:var(--wine)}

/* 技能树 */
.page-products .pd-tree{
  position:relative;
  margin-top:clamp(24px,3vw,40px);
  padding-left:30px;
}
.page-products .pd-tree::before{
  content:"";
  position:absolute;
  left:9px;
  top:10px;
  bottom:10px;
  width:1px;
  background:linear-gradient(180deg,var(--wine) 0%,var(--river) 52%,var(--sand) 100%);
}
.page-products .pd-branch{
  position:relative;
  margin-bottom:clamp(16px,2.2vw,26px);
}
.page-products .pd-branch:last-child{margin-bottom:0}
.page-products .pd-branch::before{
  content:"";
  position:absolute;
  left:-21px;
  top:25px;
  width:21px;
  height:1px;
  background:var(--line-strong);
}
.page-products .pd-branch-node{
  position:absolute;
  left:-30px;
  top:16px;
  width:19px;
  height:19px;
  border-radius:50%;
  background:var(--paper);
  border:1px solid var(--wine);
  display:flex;
  align-items:center;
  justify-content:center;
  font-family:var(--font-numeric);
  font-size:9px;
  line-height:1;
  color:var(--wine);
  z-index:1;
}
.page-products .pd-branch-card{
  background:var(--paper);
  border:1px solid var(--line);
  padding:clamp(16px,2vw,24px);
}
.page-products .pd-branch-card--glass{
  background:rgba(252,250,246,.7);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  border-color:var(--line-strong);
}
.page-products .pd-branch-title{
  margin:6px 0 0;
  font-size:clamp(18px,2vw,21px);
  font-weight:500;
  line-height:1.4;
  color:var(--rock);
}
.page-products .pd-branch-desc{
  margin:8px 0 0;
  font-size:14.5px;
  line-height:1.8;
  color:var(--rock-mid);
}
.page-products .pd-more{
  display:inline-block;
  margin-top:14px;
  font-family:var(--font-index);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--wine);
  text-decoration:none;
  border-bottom:1px solid rgba(122,31,61,.35);
  padding-bottom:2px;
}
.page-products .pd-more:hover{color:var(--wine-bright);border-bottom-color:var(--wine-bright)}
.page-products .pd-more::after{content:" →"}

/* 数据小列表 */
.page-products .pd-datalist{
  list-style:none;
  margin:14px 0 0;
  padding:0;
  display:grid;
  gap:10px;
}
.page-products .pd-datalist li{
  display:grid;
  grid-template-columns:auto 1fr;
  gap:12px;
  align-items:baseline;
  padding-bottom:9px;
  border-bottom:1px solid var(--line);
}
.page-products .pd-datalist li:last-child{border-bottom:0;padding-bottom:0}
.page-products .pd-dnum{
  font-family:var(--font-numeric);
  font-size:clamp(14px,1.7vw,17px);
  line-height:1.1;
  color:var(--wine);
  white-space:nowrap;
  transform:skewX(-4deg);
  display:inline-block;
}
.page-products .pd-datalist li span:last-child{
  font-size:13.5px;
  line-height:1.7;
  color:var(--rock-mid);
}
.page-products .pd-datalist--roomy{gap:16px;margin-top:0}
.page-products .pd-datalist--roomy li{padding-bottom:14px}

/* 缩略图 */
.page-products .pd-thumb{margin:14px 0 0}
.page-products .pd-thumb .media-frame{position:relative;overflow:hidden;background:var(--rock)}
.page-products .pd-thumb-meta{
  display:block;
  margin-top:8px;
  font-family:var(--font-index);
  font-size:11.5px;
  letter-spacing:.06em;
  color:var(--rock-mid);
  transition:color .25s var(--ease);
}
.page-products .pd-thumb:hover .pd-thumb-meta,
.page-products .pd-thumb:focus-within .pd-thumb-meta{color:var(--river)}
.page-products .pd-thumb-stack{position:relative}
.page-products .pd-thumb-lines{
  display:grid;
  gap:6px;
  margin-top:12px;
}
.page-products .pd-thumb-lines span{
  display:block;
  height:5px;
  background:var(--sand);
  opacity:.85;
}
.page-products .pd-thumb-lines span:nth-child(1){width:82%}
.page-products .pd-thumb-lines span:nth-child(2){width:64%;background:rgba(31,122,107,.28)}
.page-products .pd-thumb-lines span:nth-child(3){width:46%;background:rgba(122,31,61,.24)}

/* 清单勾选 */
.page-products .pd-checklist{
  list-style:none;
  margin:16px 0 0;
  padding:0;
  display:grid;
  gap:2px;
  border-top:1px solid var(--line);
}
.page-products .pd-checklist li{border-bottom:1px solid var(--line)}
.page-products .pd-checklist label{
  display:flex;
  align-items:center;
  gap:11px;
  padding:11px 2px;
  font-size:14.5px;
  line-height:1.5;
  color:var(--rock);
  cursor:pointer;
}
.page-products .pd-checklist input[type="checkbox"]{
  width:15px;
  height:15px;
  accent-color:var(--river);
  flex:0 0 auto;
  margin:0;
}
.page-products .pd-checklist--compact{margin-top:12px}
.page-products .pd-checklist--compact label{padding:8px 2px;font-size:13.5px}

/* 图片 */
.page-products .pd-figure{margin:clamp(22px,3vw,34px) 0 0}
.page-products .pd-figure .media-frame{
  background:var(--rock);
  border:1px solid var(--line-strong);
}
.page-products .pd-figure figcaption{
  margin-top:10px;
  font-family:var(--font-index);
  font-size:11.5px;
  letter-spacing:.05em;
  line-height:1.7;
  color:var(--rock-mid);
}
.page-products .pd-figure--flush{margin-top:0}

/* 双栏说明 */
.page-products .pd-grid2{
  display:grid;
  grid-template-columns:1fr;
  gap:14px;
  margin-top:clamp(20px,2.6vw,30px);
}
.page-products .pd-note-card{
  background:var(--sand);
  border-left:3px solid var(--wine);
  padding:18px 18px 20px;
}
.page-products .pd-note-card:last-child{border-left-color:var(--river)}
.page-products .pd-note-title{
  margin:0;
  font-size:16px;
  font-weight:600;
  line-height:1.5;
  color:var(--rock);
}
.page-products .pd-note-card p{
  margin:9px 0 0;
  font-size:14px;
  line-height:1.8;
  color:var(--rock);
}

/* 视频区 */
.page-products .pd-grid2--wide{margin-top:clamp(22px,3vw,34px);gap:clamp(20px,3vw,36px)}
.page-products .pd-video-copy .pd-note{margin-top:16px}

/* 家庭资料 */
.page-products .pd-family{
  display:grid;
  grid-template-columns:1fr;
  gap:clamp(20px,3vw,34px);
  margin-top:clamp(22px,3vw,34px);
  align-items:start;
}
.page-products .pd-family-main h3{margin-bottom:0}
.page-products .pd-details{
  margin-top:12px;
  border:1px solid var(--line);
  background:var(--paper);
}
.page-products .pd-details summary{
  cursor:pointer;
  padding:12px 14px;
  font-family:var(--font-index);
  font-size:12.5px;
  letter-spacing:.05em;
  color:var(--river);
  list-style:none;
}
.page-products .pd-details summary::-webkit-details-marker{display:none}
.page-products .pd-details summary::before{
  content:"+";
  display:inline-block;
  width:14px;
  color:var(--wine);
  font-family:var(--font-numeric);
}
.page-products .pd-details[open] summary::before{content:"–"}
.page-products .pd-details-body{
  padding:0 14px 14px;
  font-size:13.5px;
  line-height:1.85;
  color:var(--rock-mid);
}
.page-products .pd-details-body p{margin:0}

/* 场景 */
.page-products .pd-scenes{
  display:grid;
  grid-template-columns:1fr;
  gap:clamp(16px,2.4vw,26px);
  margin-top:clamp(22px,3vw,34px);
}
.page-products .pd-scene{margin:0}
.page-products .pd-scene .media-frame{background:var(--rock)}
.page-products .pd-scene-title{
  margin:14px 0 0;
  font-family:var(--font-serif);
  font-size:17px;
  font-weight:600;
  line-height:1.5;
  color:var(--rock);
  padding-left:12px;
  border-left:3px solid var(--wine);
}
.page-products .pd-scene p{
  margin:10px 0 0;
  font-size:14px;
  line-height:1.85;
  color:var(--rock-mid);
}
.page-products .pd-scene--text{
  background:var(--paper);
  border:1px solid var(--line);
  padding:18px;
}
.page-products .pd-scene--text .pd-scene-title{margin-top:0}

/* CTA 视觉块 */
.page-products .pd-cta{
  margin-top:clamp(28px,4vw,48px);
  background:var(--rock);
  color:var(--sand-light);
  padding:clamp(24px,3.4vw,42px);
  background-image:
    linear-gradient(115deg,rgba(122,31,61,.32) 0%,rgba(122,31,61,0) 46%),
    linear-gradient(0deg,rgba(59,183,160,.12) 0%,rgba(59,183,160,0) 60%);
  border-top:3px solid var(--river-bright);
}
.page-products .pd-cta .index-label{color:var(--sand)}
.page-products .pd-cta-title{
  margin:8px 0 0;
  font-family:var(--font-display);
  font-weight:200;
  font-size:clamp(21px,3vw,30px);
  line-height:1.3;
  color:var(--paper);
}
.page-products .pd-steps{
  list-style:none;
  margin:20px 0 0;
  padding:0;
  display:grid;
  gap:12px;
  counter-reset:none;
}
.page-products .pd-steps li{
  display:grid;
  grid-template-columns:auto 1fr;
  gap:12px;
  align-items:start;
  padding-bottom:12px;
  border-bottom:1px solid var(--line-light-soft);
}
.page-products .pd-steps li:last-child{border-bottom:0;padding-bottom:0}
.page-products .pd-step-num{
  font-family:var(--font-numeric);
  font-size:13px;
  line-height:1.6;
  color:var(--river-bright);
  transform:skewX(-4deg);
  display:inline-block;
}
.page-products .pd-steps li span:last-child{
  font-size:14px;
  line-height:1.8;
  color:rgba(247,239,227,.88);
}
.page-products .pd-cta-actions{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:22px;
}
.page-products .pd-btn-light{
  border-color:rgba(247,239,227,.5);
  color:var(--sand-light);
}
.page-products .pd-btn-light:hover{border-color:var(--sand);color:var(--paper)}
.page-products .pd-cta-note{
  margin:18px 0 0;
  font-size:12.5px;
  line-height:1.8;
  color:rgba(247,239,227,.66);
}
.page-products .pd-cta-note a{color:var(--river-bright);border-bottom-color:rgba(59,183,160,.5)}
.page-products .pd-cta-note a:hover{color:var(--sand-light);border-bottom-color:var(--sand-light)}

/* 更新节奏 */
.page-products .pd-updates{
  list-style:none;
  margin:clamp(22px,3vw,34px) 0 0;
  padding:0;
  display:grid;
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.page-products .pd-updates li{
  display:grid;
  grid-template-columns:auto 1fr;
  gap:16px;
  align-items:start;
  background:var(--paper);
  padding:16px 16px 18px;
}
.page-products .pd-up-num{
  font-family:var(--font-numeric);
  font-size:clamp(23px,3vw,32px);
  line-height:1;
  color:var(--wine);
  transform:skewX(-4deg);
  display:inline-block;
  min-width:2.2em;
}
.page-products .pd-updates h3{
  margin:0;
  font-size:15.5px;
  font-weight:600;
  line-height:1.5;
  color:var(--rock);
}
.page-products .pd-updates p{
  margin:7px 0 0;
  font-size:13.5px;
  line-height:1.8;
  color:var(--rock-mid);
}

/* 平板与桌面 */
@media (min-width:640px){
  .page-products .pd-facts{grid-template-columns:repeat(4,minmax(0,1fr))}
  .page-products .pd-grid2{grid-template-columns:repeat(2,minmax(0,1fr))}
  .page-products .pd-scenes{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (min-width:900px){
  .page-products .pd-shell{
    grid-template-columns:var(--pd-rail-w) minmax(0,1fr);
    gap:clamp(28px,3.4vw,54px);
    padding-top:clamp(14px,2vw,26px);
  }
  .page-products .pd-rail{
    position:sticky;
    top:calc(var(--header-h) + 18px);
    padding-top:14px;
  }
  .page-products .pd-rail-nav{
    flex-direction:column;
    overflow:visible;
    gap:0;
    border-left:1px solid var(--line);
    padding-bottom:0;
  }
  .page-products .pd-rail-nav .chapter-link{
    border:0;
    background:none;
    padding:9px 12px;
    margin-left:-1px;
    border-left:2px solid transparent;
    white-space:normal;
  }
  .page-products .pd-rail-nav .chapter-link:hover{background:rgba(232,216,190,.4)}
  .page-products .pd-rail-nav .chapter-link[aria-current="true"]{
    background:none;
    border-left-color:var(--wine);
    color:var(--wine);
  }
  .page-products .pd-branch:nth-child(2){margin-left:16px}
  .page-products .pd-branch:nth-child(3){margin-left:32px}
  .page-products .pd-grid2--wide{grid-template-columns:1.1fr .9fr}
  .page-products .pd-family{grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr)}
  .page-products .pd-steps{grid-template-columns:1fr}
}
@media (min-width:1100px){
  .page-products .pd-scenes{grid-template-columns:repeat(4,minmax(0,1fr))}
  .page-products .pd-branch:nth-child(2){margin-left:24px}
  .page-products .pd-branch:nth-child(3){margin-left:48px}
  .page-products .pd-steps{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
  .page-products .pd-steps li{border-bottom:0;padding-bottom:0;grid-template-columns:1fr;gap:8px}
}
@media (prefers-reduced-motion:reduce){
  .page-products *{transition:none !important;animation:none !important}
}
<<<END>>>