.page-products{
  --pp-card-pad:clamp(18px,2.2vw,28px);
  --pp-gap:clamp(16px,2.2vw,28px);
  padding-bottom:calc(var(--dock-h) + 32px);
}

/* 面包屑 */
.page-products .breadcrumbs{
  display:flex;
  align-items:center;
  gap:8px;
  padding:clamp(16px,2.4vw,26px) 0 4px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.04em;
}
.page-products .crumb{
  color:var(--text-mute);
  text-decoration:none;
}
.page-products .crumb:hover{color:var(--green);}
.page-products .crumb-sep{color:var(--line-strong);}
.page-products .crumb-current{color:var(--text-soft);}

/* 章节骨架 */
.page-products .section{padding:clamp(44px,6.5vw,88px) 0;}
.page-products .section-head{
  display:flex;
  gap:clamp(14px,2.4vw,30px);
  align-items:flex-start;
  border-top:1px solid var(--line);
  padding-top:clamp(16px,2vw,26px);
  margin-bottom:clamp(26px,3.6vw,44px);
}
.page-products .section-num{
  flex:none;
  font-family:var(--font-mono);
  font-size:clamp(26px,4vw,44px);
  line-height:1;
  letter-spacing:.02em;
  color:var(--green);
}
.page-products .section-head h2{
  margin:6px 0 0;
  font-family:var(--font-display);
  font-weight:800;
  font-size:clamp(23px,3.4vw,38px);
  line-height:1.16;
  letter-spacing:-.015em;
  color:var(--paper);
}

/* 首屏 */
.page-products .tool-hero{padding:clamp(22px,4vw,48px) 0 clamp(40px,6vw,72px);}
.page-products h1{
  margin:14px 0 0;
  max-width:15ch;
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(34px,7.2vw,76px);
  line-height:1.03;
  letter-spacing:-.02em;
  color:var(--paper);
}
.page-products .tool-hero__grid{
  margin-top:clamp(28px,4vw,48px);
  gap:var(--pp-gap);
  align-items:start;
}
.page-products .tool-hero__lede p{
  margin:0 0 16px;
  max-width:36ch;
  font-size:clamp(16px,1.15vw,18px);
  line-height:1.8;
  color:var(--text-soft);
}
.page-products .tool-hero__actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:24px;
}
.page-products .tool-hero__panel{
  padding:var(--pp-card-pad);
  background:rgba(28,74,87,.6);
  border:1px solid var(--line);
  border-radius:var(--radius);
  backdrop-filter:blur(6px);
}
.page-products .panel-label{
  margin:0 0 16px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.1em;
  color:var(--text-mute);
}
.page-products .signal-list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:12px;
}
.page-products .signal-list li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:15px;
  line-height:1.6;
  color:var(--text-soft);
}
.page-products .signal-list b{
  font-family:var(--font-mono);
  font-weight:700;
  color:var(--paper);
}
.page-products .signal-dot{
  flex:none;
  width:8px;
  height:8px;
  margin-top:7px;
  border-radius:50%;
  background:var(--text-mute);
}
.page-products .signal-dot--green{
  background:var(--green);
  box-shadow:0 0 0 4px rgba(47,208,138,.14);
}
.page-products .signal-dot--amber{
  background:var(--amber);
  box-shadow:0 0 0 4px rgba(232,163,61,.14);
}
.page-products .panel-foot{
  margin:18px 0 0;
  padding-top:14px;
  border-top:1px solid var(--line-soft);
  font-size:13px;
  line-height:1.7;
  color:var(--text-mute);
}

/* 01 使用场景 */
.page-products .scene-list{
  display:grid;
  grid-template-columns:1fr;
  gap:1px;
  background:var(--line-soft);
  border:1px solid var(--line-soft);
}
.page-products .scene{
  display:flex;
  flex-direction:column;
  gap:10px;
  padding:var(--pp-card-pad);
  background:var(--ink);
}
.page-products .scene h3{
  margin:0;
  font-family:var(--font-display);
  font-weight:700;
  font-size:17px;
  line-height:1.4;
  color:var(--paper);
}
.page-products .scene p{
  margin:0;
  font-size:14.5px;
  line-height:1.78;
  color:var(--text-soft);
}
.page-products .scene a{color:var(--green);text-underline-offset:3px;}

/* 02 能力说明牌 */
.page-products .cap-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:var(--pp-gap);
}
.page-products .cap{
  display:flex;
  flex-direction:column;
  gap:12px;
  padding:var(--pp-card-pad);
  background:rgba(28,74,87,.55);
  border:1px solid var(--line);
  border-radius:var(--radius);
  transition:transform .18s ease, background-color .18s ease, border-color .18s ease;
}
.page-products .cap:hover{
  transform:translateY(-2px);
  background:rgba(28,74,87,.72);
  border-color:var(--line-strong);
}
.page-products .cap-idx{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.1em;
  color:var(--amber);
}
.page-products .cap h3{
  margin:0;
  font-family:var(--font-display);
  font-weight:800;
  font-size:clamp(18px,1.5vw,21px);
  line-height:1.3;
  color:var(--paper);
}
.page-products .cap p{
  margin:0;
  font-size:14.5px;
  line-height:1.78;
  color:var(--text-soft);
}
.page-products .cap p a{color:var(--green);text-underline-offset:3px;}
.page-products .cap-fig{
  display:block;
  width:100%;
  height:auto;
  margin-top:auto;
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
  background:var(--panel);
}
.page-products .cap-more{
  margin-top:4px;
  padding-top:10px;
  border-top:1px solid var(--line-soft);
}
.page-products .cap-more summary{
  cursor:pointer;
  list-style:none;
  font-family:var(--font-mono);
  font-size:12.5px;
  letter-spacing:.04em;
  color:var(--green);
}
.page-products .cap-more summary::-webkit-details-marker{display:none;}
.page-products .cap-more summary::after{content:" +";}
.page-products .cap-more[open] summary::after{content:" −";}
.page-products .cap-more ol{
  margin:10px 0 0;
  padding-left:18px;
  display:grid;
  gap:6px;
  font-size:14px;
  line-height:1.7;
  color:var(--text-soft);
}

/* 03 下载与系统要求 */
.page-products .tool-shot{
  margin:0 0 clamp(28px,4vw,48px);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  background:linear-gradient(150deg,rgba(28,74,87,.85),rgba(15,53,66,.95) 55%,rgba(62,109,150,.3));
}
.page-products .tool-shot img{
  display:block;
  width:100%;
  height:auto;
  object-fit:cover;
}
.page-products .fig-caption{
  padding:12px 0 0;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.03em;
  line-height:1.7;
  color:var(--text-mute);
}
.page-products .req-grid{
  gap:var(--pp-gap);
  align-items:start;
}
.page-products .req-radio{
  position:absolute;
  width:1px;
  height:1px;
  opacity:0;
  pointer-events:none;
}
.page-products .req-switch{position:relative;}
.page-products .req-tabs{
  display:inline-flex;
  gap:1px;
  margin-bottom:clamp(18px,2.4vw,28px);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  background:var(--line-soft);
}
.page-products .req-tab{
  padding:10px 22px;
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.04em;
  color:var(--text-soft);
  background:var(--ink);
  cursor:pointer;
  user-select:none;
}
.page-products #pp-desktop:checked ~ .req-tabs .req-tab[for="pp-desktop"],
.page-products #pp-mobile:checked ~ .req-tabs .req-tab[for="pp-mobile"]{
  background:var(--green);
  color:var(--ink);
  font-weight:700;
}
.page-products #pp-desktop:focus-visible ~ .req-tabs .req-tab[for="pp-desktop"],
.page-products #pp-mobile:focus-visible ~ .req-tabs .req-tab[for="pp-mobile"]{
  outline:2px solid var(--green);
  outline-offset:2px;
}
.page-products .req-panel{display:none;}
.page-products #pp-desktop:checked ~ .req-panels .req-panel--desktop{display:block;}
.page-products #pp-mobile:checked ~ .req-panels .req-panel--mobile{display:block;}
.page-products .req-lead{
  margin:0 0 16px;
  font-size:15px;
  line-height:1.75;
  color:var(--text-soft);
}
.page-products .req-table{
  width:100%;
  border-collapse:collapse;
  font-size:14px;
  line-height:1.6;
}
.page-products .req-caption{
  padding-bottom:10px;
  text-align:left;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--text-mute);
}
.page-products .req-table th,
.page-products .req-table td{
  padding:12px 14px;
  text-align:left;
  vertical-align:top;
  border-bottom:1px solid var(--line-soft);
}
.page-products .req-table th{
  width:34%;
  font-family:var(--font-mono);
  font-weight:500;
  font-size:13px;
  letter-spacing:.03em;
  color:var(--text-mute);
}
.page-products .req-table td{color:var(--text-soft);}
.page-products .req-table tbody tr:nth-child(odd){background:rgba(15,53,66,.5);}
.page-products .req-table tr:last-child th,
.page-products .req-table tr:last-child td{border-bottom:none;}
.page-products .media-frame--tall img{
  display:block;
  width:100%;
  height:auto;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:var(--panel);
}

/* 04 版本轴 */
.page-products .version-axis{
  position:relative;
  list-style:none;
  margin:0;
  padding:0 0 0 30px;
  display:grid;
  gap:clamp(22px,3vw,36px);
}
.page-products .version-axis::before{
  content:"";
  position:absolute;
  left:4px;
  top:10px;
  bottom:10px;
  width:1px;
  background:linear-gradient(180deg,rgba(47,208,138,.9),rgba(47,208,138,.12));
}
.page-products .version-node{position:relative;}
.page-products .version-dot{
  position:absolute;
  left:-30px;
  top:7px;
  width:9px;
  height:9px;
  border-radius:50%;
  background:var(--green);
  box-shadow:0 0 0 4px rgba(47,208,138,.16);
}
.page-products .version-head{
  display:flex;
  align-items:baseline;
  gap:12px;
  flex-wrap:wrap;
}
.page-products .version-id{
  font-family:var(--font-mono);
  font-size:15px;
  font-weight:700;
  letter-spacing:.05em;
  color:var(--paper);
}
.page-products .version-time{
  padding:2px 8px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.05em;
  color:var(--text-mute);
  border:1px solid var(--line);
  border-radius:var(--radius);
}
.page-products .version-body{margin-top:8px;}
.page-products .version-body h3{
  margin:0 0 6px;
  font-family:var(--font-display);
  font-weight:700;
  font-size:clamp(17px,1.5vw,20px);
  line-height:1.4;
  color:var(--paper);
}
.page-products .version-body p{
  margin:0;
  max-width:52ch;
  font-size:14.5px;
  line-height:1.78;
  color:var(--text-soft);
}
.page-products .version-more{margin-top:10px;}
.page-products .version-more summary{
  cursor:pointer;
  list-style:none;
  font-family:var(--font-mono);
  font-size:12.5px;
  letter-spacing:.04em;
  color:var(--green);
}
.page-products .version-more summary::-webkit-details-marker{display:none;}
.page-products .version-more summary::before{content:"▸ ";}
.page-products .version-more[open] summary::before{content:"▾ ";}
.page-products .version-more ul{
  margin:10px 0 0;
  padding-left:18px;
  display:grid;
  gap:6px;
  font-size:14px;
  line-height:1.7;
  color:var(--text-soft);
}
.page-products .version-foot{
  margin:clamp(28px,4vw,44px) 0 0;
  font-size:14.5px;
  line-height:1.75;
  color:var(--text-soft);
}
.page-products .version-foot a{color:var(--green);text-underline-offset:3px;}

/* 05 三步上手 */
.page-products .section--start{padding-bottom:clamp(80px,12vw,160px);}
.page-products .start-steps{
  list-style:none;
  margin:0;
  padding:0;
  border-top:1px solid var(--line);
}
.page-products .start-step{
  display:grid;
  grid-template-columns:auto minmax(0,1fr);
  gap:clamp(18px,3vw,34px);
  align-items:start;
  padding:clamp(24px,3.4vw,42px) 0;
  border-bottom:1px solid var(--line);
}
.page-products .start-num{
  font-family:var(--font-mono);
  font-size:clamp(26px,3.4vw,40px);
  line-height:1;
  letter-spacing:.02em;
  color:var(--amber);
}
.page-products .start-body h3{
  margin:0 0 8px;
  font-family:var(--font-display);
  font-weight:800;
  font-size:clamp(19px,2vw,26px);
  line-height:1.3;
  color:var(--paper);
}
.page-products .start-body p{
  margin:0;
  max-width:56ch;
  font-size:15px;
  line-height:1.8;
  color:var(--text-soft);
}
.page-products .start-foot{
  margin:clamp(40px,6vw,80px) 0 0;
  padding-top:clamp(20px,3vw,32px);
  border-top:1px solid var(--line-soft);
}
.page-products .start-foot p{
  margin:0;
  max-width:62ch;
  font-size:15px;
  line-height:1.85;
  color:var(--text-soft);
}
.page-products .start-foot a{color:var(--green);text-underline-offset:3px;}

/* 响应式 */
@media (min-width:700px){
  .page-products .scene-list{grid-template-columns:repeat(2,1fr);}
}
@media (min-width:760px){
  .page-products .cap-grid{grid-template-columns:repeat(2,1fr);}
}
@media (min-width:820px){
  .page-products .start-step{grid-template-columns:120px minmax(0,1fr);}
  .page-products .version-node{
    display:grid;
    grid-template-columns:180px minmax(0,1fr);
    gap:clamp(18px,3vw,40px);
    align-items:start;
  }
  .page-products .version-head{
    flex-direction:column;
    align-items:flex-start;
    gap:6px;
  }
  .page-products .version-body{margin-top:0;}
}
@media (min-width:1100px){
  .page-products .scene-list{grid-template-columns:repeat(4,1fr);}
}
@media (min-width:1180px){
  .page-products .cap-grid{grid-template-columns:repeat(4,1fr);}
}
@media (max-width:900px){
  .page-products .section{padding:clamp(36px,8vw,60px) 0;}
}
@media (max-width:640px){
  .page-products h1{max-width:none;}
  .page-products .section-head{gap:12px;}
  .page-products .version-axis{padding-left:24px;}
  .page-products .version-dot{left:-24px;}
  .page-products .req-tab{padding:9px 16px;font-size:12px;}
}
@media (max-width:600px){
  .page-products .req-table,
  .page-products .req-table tbody,
  .page-products .req-table tr,
  .page-products .req-table th,
  .page-products .req-table td{display:block;width:auto;}
  .page-products .req-table tr{
    padding:10px 14px;
    margin-bottom:6px;
    background:rgba(15,53,66,.45);
    border-bottom:1px solid var(--line-soft);
  }
  .page-products .req-table th{padding:0 0 2px;border:none;}
  .page-products .req-table td{padding:0;border:none;}
  .page-products .req-table tbody tr:nth-child(odd){background:rgba(15,53,66,.45);}
}
@media (prefers-reduced-motion:reduce){
  .page-products .cap{transition:none;}
  .page-products .cap:hover{transform:none;}
}