.page-products{
  --pv-ink-soft:#3B424B;
  --pv-line-soft:rgba(11,31,58,.14);
  --pv-line-dark:rgba(231,206,143,.18);
  --pv-shell:var(--shell);
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
}
.page-products *,
.page-products *::before,
.page-products *::after{box-sizing:border-box}

.page-products [data-section]{scroll-margin-top:64px}

.page-products img{max-width:100%}

/* ============ HERO ============ */
.page-products .pv-hero{
  position:relative;
  overflow:hidden;
  color:var(--paper);
  padding:22px 0 46px;
  background:
    radial-gradient(circle at 84% 10%, rgba(201,162,75,.22), transparent 46%),
    radial-gradient(circle at 6% 90%, rgba(95,184,196,.16), transparent 44%),
    linear-gradient(158deg, var(--deep-3) 0%, var(--deep) 52%, var(--deep-2) 100%);
}
.page-products .pv-hero__bg{
  position:absolute;
  inset:0;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(231,206,143,.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(231,206,143,.07) 1px, transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:linear-gradient(to bottom, rgba(0,0,0,.9), transparent 76%);
  mask-image:linear-gradient(to bottom, rgba(0,0,0,.9), transparent 76%);
}
.page-products .pv-hero__inner{
  position:relative;
  z-index:1;
}
.page-products .pv-crumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:12.5px;
  color:var(--on-dark-soft);
  margin:0 0 26px;
}
.page-products .pv-crumb a{
  color:var(--gold-soft);
  text-decoration:none;
}
.page-products .pv-crumb a:hover{text-decoration:underline}
.page-products .pv-crumb__sep{color:rgba(231,206,143,.42)}

.page-products .pv-hero__main{
  display:grid;
  grid-template-columns:1fr;
  gap:26px;
}
.page-products .pv-eyebrow{
  color:var(--gold);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.18em;
  margin:0;
}
.page-products .pv-h1{
  font-family:var(--font-display);
  font-weight:800;
  font-size:clamp(30px, 7.4vw, 62px);
  line-height:1.12;
  letter-spacing:-.02em;
  margin:14px 0 18px;
  color:var(--paper);
}
.page-products .pv-lead{
  max-width:48ch;
  font-size:15.5px;
  line-height:1.85;
  color:var(--on-dark);
  margin:0 0 22px;
}
.page-products .pv-quick{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.page-products .pv-quick a{
  display:inline-flex;
  align-items:center;
  gap:9px;
  padding:10px 15px;
  border:var(--bw) solid var(--line-gold);
  background:rgba(255,255,255,.04);
  color:var(--paper);
  text-decoration:none;
  font-size:13.5px;
  transition:background .22s var(--ease), border-color .22s var(--ease), transform .22s var(--ease);
}
.page-products .pv-quick a:hover{
  background:rgba(201,162,75,.16);
  border-color:var(--gold);
  transform:translateY(-2px);
}
.page-products .pv-quick .num{
  font-family:var(--font-mono);
  color:var(--gold);
  font-size:12px;
}

.page-products .pv-version{
  border:var(--bw) solid var(--line-gold);
  background:linear-gradient(180deg, rgba(201,162,75,.16), rgba(8,23,41,.62));
  box-shadow:var(--shadow-dark);
  padding:22px 20px 24px;
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:12px;
}
.page-products .pv-version__num{
  font-family:var(--font-mono);
  font-weight:700;
  font-size:clamp(48px, 15vw, 78px);
  line-height:.95;
  letter-spacing:-.04em;
  color:var(--gold);
  margin:0;
  text-shadow:0 0 26px rgba(201,162,75,.32);
}
.page-products .pv-version__note{
  margin:0;
  font-size:13.5px;
  line-height:1.75;
  color:var(--on-dark);
}

.page-products .media{
  margin:0;
  overflow:hidden;
  border:var(--bw) solid var(--line-gold);
  background:linear-gradient(150deg, var(--deep-2), var(--deep-3));
  position:relative;
}
.page-products .media img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}
.page-products .pv-hero__media{
  aspect-ratio:1600 / 700;
  margin-top:30px;
}

/* ============ TOC ============ */
.page-products .pv-toc{
  position:sticky;
  top:0;
  z-index:30;
  background:var(--deep);
  border-top:var(--bw) solid rgba(201,162,75,.5);
  border-bottom:var(--bw) solid rgba(201,162,75,.5);
}
.page-products .pv-toc__inner{
  padding-top:0;
  padding-bottom:0;
}
.page-products .pv-toc__list{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  gap:2px;
  overflow-x:auto;
  scrollbar-width:thin;
}
.page-products .pv-toc__list a{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:13px 13px 11px;
  white-space:nowrap;
  color:var(--on-dark);
  text-decoration:none;
  font-size:13px;
  border-bottom:3px solid transparent;
  transition:color .2s var(--ease), background .2s var(--ease);
}
.page-products .pv-toc__list a .num{
  font-family:var(--font-mono);
  font-size:11px;
  color:rgba(231,206,143,.6);
}
.page-products .pv-toc__list a:hover{color:var(--paper);background:rgba(201,162,75,.1)}
.page-products .pv-toc__list a.is-current{
  color:var(--gold-soft);
  border-bottom-color:var(--orange);
  background:rgba(201,162,75,.12);
}
.page-products .pv-toc__list a.is-current .num{color:var(--orange)}

/* ============ SECTION 通用 ============ */
.page-products .pv-sec{
  padding:52px 0 58px;
  position:relative;
}
.page-products .pv-head{
  padding-bottom:18px;
  border-bottom:var(--bw) solid var(--pv-line-soft);
  margin-bottom:30px;
}
.page-products .pv-head--dark{
  border-bottom-color:var(--pv-line-dark);
}
.page-products .pv-h2{
  font-family:var(--font-display);
  font-weight:800;
  font-size:clamp(23px, 4.4vw, 40px);
  line-height:1.24;
  letter-spacing:-.015em;
  margin:12px 0 12px;
  color:var(--ink);
}
.page-products .pv-head--dark .pv-h2,
.page-products .section--deep2 .pv-h2{color:var(--paper)}
.page-products .pv-lead-ink{
  max-width:60ch;
  margin:0;
  font-size:15px;
  line-height:1.85;
  color:var(--pv-ink-soft);
}
.page-products .pv-lead-dark{
  max-width:60ch;
  margin:0;
  font-size:15px;
  line-height:1.85;
  color:var(--on-dark);
}
.page-products .pv-h3{
  font-family:var(--font-body);
  font-weight:700;
  font-size:17px;
  line-height:1.4;
  margin:8px 0 8px;
  color:var(--ink);
}
.page-products .pv-h3--dark{color:var(--paper)}

/* ============ 体验路径 ============ */
.page-products .pv-radio{
  position:absolute;
  width:1px;
  height:1px;
  opacity:0;
  pointer-events:none;
}
.page-products .pv-tabbar{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:22px;
}
.page-products .pv-tab{
  display:inline-block;
  padding:10px 20px;
  border:var(--bw) solid var(--pv-line-soft);
  background:transparent;
  color:var(--ink);
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.page-products .pv-tab:hover{border-color:var(--gold)}
.page-products #pv-path-desk:checked ~ .pv-tabbar .pv-tab[for="pv-path-desk"],
.page-products #pv-path-mob:checked ~ .pv-tabbar .pv-tab[for="pv-path-mob"]{
  background:var(--deep);
  border-color:var(--deep);
  color:var(--paper);
  box-shadow:var(--shadow-hard);
}
.page-products .pv-radio:focus-visible ~ .pv-tabbar .pv-tab:first-child,
.page-products .pv-radio:focus-visible ~ .pv-cmp__bar .pv-switch{
  outline:2px solid var(--cyan);
  outline-offset:3px;
}
.page-products .pv-steps{
  list-style:none;
  margin:0;
  padding:0;
  gap:16px;
  display:none;
}
.page-products #pv-path-desk:checked ~ .pv-steps--desk,
.page-products #pv-path-mob:checked ~ .pv-steps--mob{
  display:grid;
  animation:pvFade .32s var(--ease);
}
.page-products .pv-step{
  border:var(--bw) solid var(--pv-line-soft);
  background:var(--paper-2);
  box-shadow:var(--shadow-hard);
  padding:20px 18px 22px;
}
.page-products .pv-step__no{
  display:block;
  font-family:var(--font-mono);
  font-size:26px;
  font-weight:700;
  color:var(--gold);
  line-height:1;
  letter-spacing:-.02em;
}
.page-products .pv-step p{
  margin:0 0 14px;
  font-size:14.5px;
  line-height:1.82;
  color:var(--pv-ink-soft);
}
@keyframes pvFade{
  from{opacity:0;transform:translateY(10px)}
  to{opacity:1;transform:translateY(0)}
}

/* ============ iOS 资料 ============ */
.page-products .pv-ios{
  display:grid;
  grid-template-columns:1fr;
  gap:20px;
}
.page-products .pv-ios__plate{
  border:var(--bw) solid var(--line-gold);
  background:linear-gradient(180deg, rgba(201,162,75,.16), rgba(8,23,41,.55));
  box-shadow:var(--shadow-dark);
  padding:24px 20px;
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:12px;
}
.page-products .pv-ios__num{
  font-family:var(--font-mono);
  font-weight:700;
  font-size:clamp(52px, 16vw, 104px);
  line-height:.94;
  letter-spacing:-.045em;
  color:var(--gold);
  margin:0;
  text-shadow:0 0 30px rgba(201,162,75,.28);
}
.page-products .pv-ios__plate-note{
  margin:0;
  font-size:13px;
  line-height:1.75;
  color:var(--on-dark);
}
.page-products .pv-filelist{
  list-style:none;
  margin:0 0 22px;
  padding:0;
}
.page-products .pv-filelist li{
  display:flex;
  gap:14px;
  padding:14px 0;
  border-bottom:1px solid var(--pv-line-dark);
}
.page-products .pv-filelist li:first-child{padding-top:4px}
.page-products .pv-filelist .num{
  flex:0 0 auto;
  font-family:var(--font-mono);
  font-size:13px;
  font-weight:600;
  color:var(--gold);
  padding-top:2px;
}
.page-products .pv-filelist strong{
  display:block;
  font-size:15px;
  color:var(--paper);
  margin-bottom:4px;
}
.page-products .pv-filelist p{
  margin:0;
  font-size:13.5px;
  line-height:1.78;
  color:var(--on-dark);
}
.page-products .pv-meta{
  margin:0 0 24px;
  display:grid;
  gap:2px;
}
.page-products .pv-meta div{
  display:flex;
  flex-wrap:wrap;
  gap:4px 14px;
  padding:10px 0;
  border-bottom:1px solid rgba(231,206,143,.12);
}
.page-products .pv-meta dt{
  flex:0 0 84px;
  font-size:12.5px;
  letter-spacing:.04em;
  color:rgba(231,206,143,.78);
}
.page-products .pv-meta dd{
  margin:0;
  flex:1 1 200px;
  font-size:13.5px;
  line-height:1.7;
  color:var(--on-dark);
}

/* ============ 额度说明 ============ */
.page-products .pv-quota{
  display:grid;
  grid-template-columns:1fr;
  gap:26px;
}
.page-products .pv-table-wrap{
  overflow-x:auto;
  border:var(--bw) solid var(--pv-line-soft);
  background:var(--paper-2);
  margin-bottom:24px;
}
.page-products .pv-table{
  width:100%;
  min-width:440px;
  border-collapse:collapse;
  font-size:14px;
}
.page-products .pv-table__cap{
  text-align:left;
  padding:14px 16px 10px;
  font-size:12px;
  letter-spacing:.14em;
  color:var(--mute);
  font-family:var(--font-mono);
}
.page-products .pv-table th{
  background:var(--gold-soft);
  color:var(--deep);
  text-align:left;
  padding:12px 16px;
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.06em;
  border-bottom:var(--bw) solid var(--gold);
  white-space:nowrap;
}
.page-products .pv-table td{
  padding:13px 16px;
  border-bottom:1px solid var(--pv-line-soft);
  color:var(--ink);
  line-height:1.6;
}
.page-products .pv-table tbody tr:nth-child(even){background:rgba(201,162,75,.06)}
.page-products .pv-table tbody tr:last-child td{border-bottom:0}

.page-products .pv-acc{
  border:var(--bw) solid var(--pv-line-soft);
  background:var(--paper-2);
  margin-bottom:10px;
}
.page-products .pv-acc summary{
  list-style:none;
  cursor:pointer;
  padding:14px 16px;
  font-size:14.5px;
  font-weight:600;
  color:var(--ink);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.page-products .pv-acc summary::-webkit-details-marker{display:none}
.page-products .pv-acc summary::after{
  content:"+";
  font-family:var(--font-mono);
  font-size:17px;
  color:var(--gold);
  line-height:1;
}
.page-products .pv-acc[open] summary::after{content:"–"}
.page-products .pv-acc summary:hover{background:rgba(201,162,75,.08)}
.page-products .pv-acc__body{
  padding:12px 16px 16px;
  border-top:1px solid var(--pv-line-soft);
  font-size:13.8px;
  line-height:1.85;
  color:var(--pv-ink-soft);
}
.page-products .pv-quota__media{
  aspect-ratio:1000 / 800;
}
.page-products .pv-side-note{
  margin:14px 0 0;
  padding-left:14px;
  border-left:3px solid var(--cyan);
  font-size:13.5px;
  line-height:1.8;
  color:var(--pv-ink-soft);
}

/* ============ 双版本对照 ============ */
.page-products .pv-cmp__bar{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px 18px;
  margin-bottom:20px;
}
.page-products .pv-switch{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:10px 18px;
  border:var(--bw) solid var(--gold);
  color:var(--gold-soft);
  background:transparent;
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:background .22s var(--ease), color .22s var(--ease);
}
.page-products .pv-switch::before{
  content:"";
  width:12px;
  height:12px;
  border:2px solid currentColor;
  display:block;
}
.page-products #pv-diff:checked ~ .pv-cmp__bar .pv-switch{
  background:var(--gold);
  color:var(--deep);
}
.page-products #pv-diff:checked ~ .pv-cmp__bar .pv-switch::before{
  background:var(--deep);
  box-shadow:inset 0 0 0 2px var(--gold);
}
.page-products .pv-cmp__hint{
  font-size:13px;
  color:var(--on-dark-soft);
}
.page-products .pv-cmp__grid{
  display:grid;
  grid-template-columns:1fr;
  gap:16px;
}
.page-products .pv-cmp__col{
  border:var(--bw) solid var(--line-gold);
  background:rgba(255,255,255,.03);
}
.page-products .pv-cmp__colhead{
  margin:0;
  padding:14px 16px;
  font-size:14px;
  font-weight:700;
  letter-spacing:.04em;
  color:var(--paper);
  background:rgba(201,162,75,.16);
  border-bottom:var(--bw) solid var(--line-gold);
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:12px;
}
.page-products .pv-cmp__colhead .num{
  font-family:var(--font-mono);
  font-size:20px;
  font-weight:700;
  color:var(--gold);
  letter-spacing:-.02em;
}
.page-products .pv-rows{
  list-style:none;
  margin:0;
  padding:0;
}
.page-products .pv-row{
  display:flex;
  align-items:center;
  gap:10px;
  padding:12px 16px;
  border-bottom:1px solid rgba(231,206,143,.14);
  font-size:14px;
  transition:background .24s var(--ease), box-shadow .24s var(--ease);
}
.page-products .pv-rows .pv-row:last-child{border-bottom:0}
.page-products .pv-row__k{
  flex:1 1 auto;
  min-width:0;
  color:var(--on-dark-soft);
}
.page-products .pv-row__v{
  flex:0 0 auto;
  font-weight:600;
  color:var(--paper);
}
.page-products .pv-diff-tag{
  flex:0 0 auto;
  font-size:10.5px;
  letter-spacing:.08em;
  padding:2px 6px;
  color:var(--orange);
  border:1px solid rgba(226,118,47,.6);
  opacity:.42;
  transition:opacity .24s var(--ease);
}
.page-products #pv-diff:checked ~ .pv-cmp__grid .pv-row--diff{
  background:linear-gradient(90deg, rgba(226,118,47,.24), rgba(201,162,75,.05));
  box-shadow:inset 4px 0 0 var(--orange);
}
.page-products #pv-diff:checked ~ .pv-cmp__grid .pv-diff-tag{opacity:1}

/* ============ 使用场景 ============ */
.page-products .pv-scenes__media{
  aspect-ratio:1200 / 600;
  margin-bottom:24px;
}
.page-products .pv-scenes{
  display:grid;
  grid-template-columns:1fr;
  gap:16px;
}
.page-products .pv-scene{
  display:flex;
  flex-direction:column;
  gap:10px;
  padding:20px 18px 22px;
  border:var(--bw) solid var(--pv-line-soft);
  background:var(--paper-2);
  box-shadow:var(--shadow-hard);
}
.page-products .pv-scene .tag{align-self:flex-start}
.page-products .pv-scene h3{margin:0}
.page-products .pv-scene p{
  margin:0;
  font-size:14.2px;
  line-height:1.82;
  color:var(--pv-ink-soft);
}
.page-products .pv-scene a{
  margin-top:auto;
  padding-top:8px;
  color:var(--deep-2);
  font-size:13.5px;
  font-weight:700;
  text-decoration:none;
  border-bottom:2px solid var(--gold);
  align-self:flex-start;
}
.page-products .pv-scene a:hover{color:var(--orange)}

/* ============ 版本演进 ============ */
.page-products .pv-versions__media{
  aspect-ratio:1600 / 500;
  margin-bottom:26px;
}
.page-products .pv-timeline{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  grid-template-columns:1fr;
}
.page-products .pv-tl{
  position:relative;
  padding:14px 0 16px 26px;
  border-left:var(--bw) solid var(--line-gold);
}
.page-products .pv-tl::before{
  content:"";
  position:absolute;
  left:-7px;
  top:22px;
  width:12px;
  height:12px;
  background:var(--gold);
  border:2px solid var(--deep);
  transform:rotate(45deg);
  transition:background .24s var(--ease);
}
.page-products .pv-tl__ver{
  display:block;
  font-family:var(--font-mono);
  font-size:22px;
  font-weight:700;
  letter-spacing:-.02em;
  color:var(--gold);
  line-height:1;
  transition:color .24s var(--ease), transform .24s var(--ease);
}
.page-products .pv-tl__note{
  margin:7px 0 0;
  font-size:13.5px;
  line-height:1.72;
  color:var(--on-dark-soft);
  transition:color .24s var(--ease);
}
.page-products .pv-tl:hover .pv-tl__ver{color:var(--orange);transform:translateY(-2px)}
.page-products .pv-tl:hover .pv-tl__note{color:var(--paper)}
.page-products .pv-tl:hover::before{background:var(--orange)}

/* ============ 收尾 ============ */
.page-products .pv-cta__box{
  border:var(--bw) solid var(--gold);
  background:linear-gradient(150deg, var(--paper-2), var(--paper));
  box-shadow:var(--shadow-lift);
  padding:28px 22px 30px;
}
.page-products .pv-cta__box .pv-h2{margin-top:0}
.page-products .pv-cta__links{
  list-style:none;
  margin:24px 0 0;
  padding:0;
  display:grid;
  grid-template-columns:1fr;
  gap:12px;
}
.page-products .pv-cta__links a{
  display:grid;
  grid-template-columns:auto 1fr;
  grid-template-rows:auto auto;
  align-items:center;
  gap:2px 14px;
  padding:16px 18px;
  border:var(--bw) solid var(--pv-line-soft);
  background:var(--paper-2);
  text-decoration:none;
  transition:border-color .22s var(--ease), transform .22s var(--ease), box-shadow .22s var(--ease);
}
.page-products .pv-cta__links a:hover{
  border-color:var(--gold);
  transform:translateY(-2px);
  box-shadow:var(--shadow-hard);
}
.page-products .pv-cta__links .num{
  grid-row:1 / span 2;
  font-family:var(--font-mono);
  font-size:20px;
  font-weight:700;
  color:var(--gold);
}
.page-products .pv-cta__links strong{
  font-size:15.5px;
  color:var(--ink);
}
.page-products .pv-cta__links em{
  font-style:normal;
  font-size:13px;
  line-height:1.6;
  color:var(--pv-ink-soft);
}

/* ============ 响应式 ============ */
@media (min-width:640px){
  .page-products .pv-sec{padding:64px 0 70px}
  .page-products .pv-ios{grid-template-columns:260px 1fr;align-items:start}
  .page-products .pv-ios__plate{position:sticky;top:78px}
  .page-products .pv-scenes{grid-template-columns:repeat(2,minmax(0,1fr))}
  .page-products .pv-cta__links{grid-template-columns:repeat(2,minmax(0,1fr))}
}

@media (min-width:900px){
  .page-products .pv-hero{padding:26px 0 54px}
  .page-products .pv-hero__main{
    grid-template-columns:minmax(0,1fr) 320px;
    gap:52px;
    align-items:end;
  }
  .page-products .pv-lead{font-size:16.5px;max-width:46ch}
  .page-products .pv-sec{padding:78px 0 86px}
  .page-products .pv-head{margin-bottom:38px}
  .page-products .pv-steps{grid-template-columns:repeat(3,minmax(0,1fr))}
  .page-products .pv-step{padding:24px 22px 26px}
  .page-products .pv-ios{grid-template-columns:300px 1fr;gap:34px}
  .page-products .pv-quota{grid-template-columns:minmax(0,1fr) 320px;gap:34px}
  .page-products .pv-cmp__grid{grid-template-columns:1fr 1fr;gap:20px}
  .page-products .pv-scenes{grid-template-columns:repeat(3,minmax(0,1fr))}
  .page-products .pv-timeline{grid-template-columns:repeat(6,minmax(0,1fr));gap:14px}
  .page-products .pv-tl{
    border-left:0;
    border-top:var(--bw) solid var(--line-gold);
    padding:26px 10px 0 0;
  }
  .page-products .pv-tl::before{left:0;top:-7px}
  .page-products .pv-cta__box{padding:38px 36px 40px}
  .page-products .pv-cta__links{grid-template-columns:repeat(4,minmax(0,1fr));margin-top:28px}
  .page-products .pv-cta__links a{
    grid-template-columns:1fr;
    grid-template-rows:auto auto auto;
    gap:6px;
    padding:18px 16px;
  }
  .page-products .pv-cta__links .num{grid-row:auto;font-size:24px}
}

@media (max-width:600px){
  .page-products .pv-diff-tag{display:none}
  .page-products .pv-hero__media{aspect-ratio:16 / 10}
  .page-products .pv-versions__media{aspect-ratio:16 / 7}
}

@media (prefers-reduced-motion:reduce){
  .page-products *{animation-duration:.001ms !important;transition-duration:.001ms !important}
}
<<<END>>>