.page-products{
  --prod-spec-line:rgba(159,179,200,.26);
  --prod-tool-surface:#D5DEE8;
  --prod-tool-text:#16283A;
  --prod-tool-muted:#4E6172;
  --prod-step-w:min(300px,78vw);
}

/* ===== 首屏 ===== */
.page-products .prod-hero{
  position:relative;
  padding:clamp(26px,4.5vw,52px) 0 clamp(36px,5.5vw,68px);
  overflow:hidden;
}

.page-products .prod-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(720px 420px at 10% -12%, rgba(43,224,200,.10), transparent 70%),
    radial-gradient(560px 360px at 94% -4%, rgba(200,16,46,.18), transparent 72%);
  pointer-events:none;
}

.page-products .prod-hero .wrap{
  position:relative;
  z-index:1;
}

.page-products .prod-hero-title{
  font-family:var(--font-head);
  font-weight:900;
  font-size:clamp(32px,5.4vw,68px);
  line-height:1.04;
  letter-spacing:-.02em;
  color:var(--white);
  margin:18px 0 0;
  max-width:15em;
}

.page-products .prod-hero-lede{
  margin-top:20px;
  max-width:62ch;
  color:var(--mist);
}

.page-products .prod-hero-specs{
  list-style:none;
  margin:34px 0 0;
  padding:22px 0 0;
  border-top:1px solid var(--line);
  display:grid;
  grid-template-columns:1fr;
  gap:14px;
}

.page-products .prod-hero-specs li{
  display:flex;
  flex-direction:column;
  gap:5px;
  min-width:0;
}

.page-products .prod-hero-key{
  font-size:12px;
  letter-spacing:.08em;
  color:var(--steel);
}

.page-products .prod-hero-val{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-size:14px;
  line-height:1.5;
  color:var(--gold);
}

@media (min-width:720px){
  .page-products .prod-hero-specs{
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:16px 40px;
  }
}

@media (min-width:1080px){
  .page-products .prod-hero-specs{
    grid-template-columns:repeat(4,minmax(0,1fr));
  }
}

/* ===== 章节标题区 ===== */
.page-products .section-head{
  display:grid;
  grid-template-columns:1fr;
  gap:16px;
  align-items:end;
}

@media (min-width:900px){
  .page-products .section-head{
    grid-template-columns:minmax(0,7fr) minmax(0,3fr);
    gap:44px;
  }
}

.page-products .section-title{
  margin:8px 0 0;
}

/* ===== 规格表 + 竖版图 ===== */
.page-products .prod-split{
  margin-top:clamp(26px,4vw,44px);
  display:grid;
  grid-template-columns:1fr;
  gap:32px;
}

@media (min-width:960px){
  .page-products .prod-split{
    grid-template-columns:minmax(0,1.4fr) minmax(0,.72fr);
    align-items:start;
    gap:52px;
  }
}

.page-products .prod-spec-list{
  margin:0;
  display:flex;
  flex-direction:column;
}

.page-products .prod-spec-row{
  display:flex;
  align-items:baseline;
  padding:16px 0;
  border-bottom:1px solid var(--line);
}

.page-products .prod-spec-row:first-child{
  border-top:1px solid var(--line);
}

.page-products .prod-spec-row dt{
  display:flex;
  align-items:baseline;
  gap:.75rem;
  flex:1 1 auto;
  min-width:0;
  font-size:14px;
  letter-spacing:.02em;
  color:var(--steel);
}

.page-products .prod-spec-row dt::after{
  content:"";
  flex:1 1 auto;
  min-width:18px;
  border-bottom:1px dashed var(--prod-spec-line);
  transform:translateY(-.3em);
}

.page-products .prod-spec-row dd{
  margin:0 0 0 1rem;
  flex:0 0 auto;
  max-width:60%;
  text-align:right;
  font-size:15px;
  line-height:1.5;
  color:var(--white);
}

@media (max-width:599px){
  .page-products .prod-spec-row{
    flex-direction:column;
    align-items:flex-start;
    gap:7px;
  }
  .page-products .prod-spec-row dt{
    width:100%;
  }
  .page-products .prod-spec-row dd{
    margin-left:0;
    max-width:100%;
    text-align:left;
    color:var(--gold);
  }
}

.page-products .figure-frame{
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--line);
}

.page-products .figure-frame img{
  display:block;
  width:100%;
  max-width:100%;
  height:auto;
  object-fit:cover;
}

.page-products .prod-phone-figure{
  margin:0;
}

@media (min-width:960px){
  .page-products .prod-phone-figure{
    max-width:360px;
    margin-left:auto;
  }
}

.page-products .prod-phone-figure .figure-caption{
  padding:12px 16px 14px;
}

/* ===== 玩法步骤条 ===== */
.page-products .prod-steps{
  list-style:none;
  margin:clamp(26px,4vw,44px) 0 0;
  padding:0 0 16px;
  display:flex;
  gap:16px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  -webkit-overflow-scrolling:touch;
  scrollbar-width:thin;
  scrollbar-color:var(--steel) transparent;
}

.page-products .prod-steps::-webkit-scrollbar{
  height:6px;
}

.page-products .prod-steps::-webkit-scrollbar-thumb{
  background:var(--line-strong);
  border-radius:99px;
}

.page-products .prod-step{
  position:relative;
  flex:0 0 var(--prod-step-w);
  scroll-snap-align:start;
  padding:22px 20px 26px;
  border-radius:var(--radius-md);
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(22,50,79,.74),rgba(14,23,38,.46));
  transition:border-color .24s var(--ease),transform .24s var(--ease);
}

.page-products .prod-step::before{
  content:"";
  position:absolute;
  left:20px;
  right:20px;
  top:0;
  height:2px;
  background:linear-gradient(90deg,var(--gold),rgba(232,178,26,0));
}

.page-products .prod-step:hover,
.page-products .prod-step:focus-within{
  border-color:rgba(245,196,83,.46);
  transform:translateY(-4px);
}

.page-products .prod-step-num{
  display:block;
  font-size:28px;
  line-height:1;
  letter-spacing:-.02em;
  color:var(--gold);
}

.page-products .prod-step-title{
  margin:14px 0 8px;
  font-size:17px;
  font-weight:700;
  color:var(--white);
}

.page-products .prod-step p{
  margin:0;
  font-size:14px;
  line-height:1.72;
  color:var(--mist);
}

.page-products .prod-steps-figure{
  margin:28px 0 0;
}

.page-products .prod-steps-figure .figure-caption{
  padding:12px 16px 14px;
}

/* ===== 核对工具 ===== */
.page-products .prod-tool-panel{
  margin-top:clamp(26px,4vw,44px);
  border-radius:var(--radius-lg);
  overflow:hidden;
  background:var(--prod-tool-surface);
  box-shadow:0 34px 70px -46px rgba(0,0,0,.85);
}

.page-products .prod-tool-head{
  background:var(--panel);
  padding:22px clamp(20px,3vw,34px);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px;
  border-bottom:1px solid rgba(43,224,200,.24);
}

.page-products .prod-tool-title{
  margin:0;
  font-size:clamp(17px,1.9vw,22px);
  font-weight:800;
  letter-spacing:-.01em;
  line-height:1.35;
  color:var(--white);
}

.page-products .prod-tool-body{
  padding:clamp(20px,3vw,34px);
  color:var(--prod-tool-text);
}

.page-products .prod-table-scroll{
  overflow-x:auto;
  border-radius:var(--radius-sm);
  border:1px solid rgba(22,40,58,.14);
  background:rgba(255,255,255,.42);
}

.page-products .prod-tool-table{
  width:100%;
  min-width:520px;
  border-collapse:collapse;
  font-size:14px;
}

.page-products .prod-tool-table thead th{
  background:var(--panel);
  color:var(--white);
  font-size:12px;
  font-weight:600;
  letter-spacing:.08em;
  text-align:left;
  padding:12px 14px;
  white-space:nowrap;
}

.page-products .prod-tool-table tbody th,
.page-products .prod-tool-table tbody td{
  padding:14px;
  text-align:left;
  color:var(--prod-tool-text);
  border-bottom:1px solid rgba(22,40,58,.12);
}

.page-products .prod-tool-table tbody tr:last-child th,
.page-products .prod-tool-table tbody tr:last-child td{
  border-bottom:0;
}

.page-products .prod-tool-table tbody th{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-weight:700;
  color:#0E1726;
  white-space:nowrap;
}

.page-products .prod-tool-table tbody td.mono{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
}

.page-products .prod-tool-table tbody tr:nth-child(odd){
  background:rgba(255,255,255,.55);
}

.page-products .prod-tool-notes{
  list-style:none;
  margin:22px 0 0;
  padding:0;
  display:grid;
  gap:11px;
}

.page-products .prod-tool-notes li{
  position:relative;
  padding-left:20px;
  font-size:14px;
  line-height:1.72;
  color:var(--prod-tool-muted);
}

.page-products .prod-tool-notes li::before{
  content:"";
  position:absolute;
  left:1px;
  top:.62em;
  width:8px;
  height:8px;
  border-radius:2px;
  background:var(--red);
  transform:rotate(45deg);
}

.page-products .prod-tool-figure{
  margin:30px 0 0;
}

.page-products .prod-tool-figure .figure-caption{
  padding:12px 16px 14px;
}

/* ===== 资料包 ===== */
.page-products .prod-pack-split{
  margin-top:clamp(26px,4vw,44px);
  display:grid;
  grid-template-columns:1fr;
  gap:32px;
}

@media (min-width:960px){
  .page-products .prod-pack-split{
    grid-template-columns:minmax(0,.86fr) minmax(0,1.14fr);
    align-items:start;
    gap:48px;
  }
}

.page-products .prod-pack-figure{
  margin:0;
}

.page-products .prod-pack-figure .figure-caption{
  padding:12px 16px 14px;
}

.page-products .prod-pack-cards{
  display:grid;
  grid-template-columns:1fr;
  gap:18px;
}

@media (min-width:640px){
  .page-products .prod-pack-cards{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}

.page-products .prod-pack-card{
  padding:24px 22px 26px;
  border-radius:var(--radius-md);
  border:1px solid var(--line);
  background:rgba(22,50,79,.42);
  transition:border-color .24s var(--ease),background .24s var(--ease),transform .24s var(--ease);
}

.page-products .prod-pack-card:hover,
.page-products .prod-pack-card:focus-within{
  border-color:rgba(245,196,83,.5);
  background:rgba(22,50,79,.66);
  transform:translateY(-4px);
}

.page-products .prod-pack-icon{
  display:block;
  width:38px;
  height:38px;
  color:var(--gold);
}

.page-products .prod-pack-card h3{
  margin:16px 0 10px;
  font-size:19px;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--white);
}

.page-products .prod-pack-card p{
  margin:0;
  font-size:14.5px;
  line-height:1.75;
  color:var(--mist);
}

.page-products .prod-pack-fields{
  list-style:none;
  margin:18px 0 0;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}

.page-products .prod-pack-fields li{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.05em;
  padding:5px 11px;
  border-radius:999px;
  border:1px solid var(--line-strong);
  color:var(--mist);
}

/* ===== 下载与校验流程 ===== */
.page-products .prod-flow-figure{
  margin:clamp(26px,4vw,44px) 0 0;
}

.page-products .prod-flow-figure .figure-caption{
  padding:12px 16px 14px;
}

.page-products .prod-flow{
  list-style:none;
  margin:clamp(28px,4vw,46px) 0 0;
  padding:0;
  display:grid;
  grid-template-columns:1fr;
  gap:0;
}

@media (min-width:900px){
  .page-products .prod-flow{
    grid-template-columns:repeat(4,minmax(0,1fr));
    gap:30px;
  }
}

.page-products .prod-flow li{
  position:relative;
  padding:0 0 28px 30px;
}

.page-products .prod-flow li::before{
  content:"";
  position:absolute;
  left:6px;
  top:8px;
  bottom:-2px;
  width:1px;
  background:var(--line-strong);
}

.page-products .prod-flow li:last-child::before{
  display:none;
}

.page-products .prod-flow li::after{
  content:"";
  position:absolute;
  left:2px;
  top:6px;
  width:9px;
  height:9px;
  border-radius:50%;
  background:var(--gold);
  box-shadow:0 0 0 4px rgba(232,178,26,.16);
}

.page-products .prod-flow-num{
  display:block;
  font-size:22px;
  line-height:1;
  letter-spacing:-.02em;
  color:var(--gold-light);
  margin-bottom:10px;
}

.page-products .prod-flow h3{
  margin:0 0 8px;
  font-size:16px;
  font-weight:700;
  color:var(--white);
}

.page-products .prod-flow p{
  margin:0;
  font-size:14px;
  line-height:1.74;
  color:var(--mist);
}

@media (min-width:900px){
  .page-products .prod-flow li{
    padding:26px 0 0;
  }
  .page-products .prod-flow li::before{
    left:0;
    right:0;
    top:0;
    bottom:auto;
    width:auto;
    height:1px;
  }
  .page-products .prod-flow li:last-child::before{
    display:block;
    background:linear-gradient(90deg,var(--line-strong),rgba(159,179,200,0));
  }
  .page-products .prod-flow li::after{
    left:0;
    top:-4px;
  }
}

/* ===== 常见问题 ===== */
.page-products .prod-issue-grid{
  margin-top:clamp(26px,4vw,44px);
}

.page-products .prod-issue-card{
  padding:24px 22px 26px;
  border-radius:var(--radius-md);
  border:1px solid var(--line);
  background:rgba(22,50,79,.34);
}

.page-products .prod-issue-card h3{
  margin:16px 0 10px;
  font-size:17px;
  font-weight:700;
  line-height:1.4;
  color:var(--white);
}

.page-products .prod-issue-card p{
  margin:0;
  font-size:14px;
  line-height:1.74;
  color:var(--mist);
}

.page-products .prod-help{
  margin-top:clamp(26px,3.5vw,40px);
  padding:24px clamp(20px,3vw,32px);
  border-radius:var(--radius-md);
  border:1px solid var(--line);
  border-left:3px solid var(--red);
  background:rgba(10,18,32,.55);
}

.page-products .prod-help p{
  margin:0;
  font-size:14.5px;
  line-height:1.82;
  color:var(--mist);
}

.page-products .prod-help p + p{
  margin-top:12px;
}

.page-products .prod-help-sub{
  font-size:13.5px;
  color:var(--steel);
}

.page-products .prod-help a{
  color:var(--cyan);
  text-decoration:none;
  border-bottom:1px solid rgba(43,224,200,.35);
  transition:border-color .2s var(--ease);
}

.page-products .prod-help a:hover,
.page-products .prod-help a:focus-visible{
  border-bottom-color:var(--cyan);
}

@media (prefers-reduced-motion:reduce){
  .page-products .prod-step,
  .page-products .prod-pack-card{
    transition:none;
  }
  .page-products .prod-step:hover,
  .page-products .prod-step:focus-within,
  .page-products .prod-pack-card:hover,
  .page-products .prod-pack-card:focus-within{
    transform:none;
  }
}
<<<END>>>