.page-products{
  --pf-pad:clamp(44px,8vw,88px);
  --pf-sec-gap:clamp(20px,3vw,32px);
  background:var(--navy);
  color:var(--cream);
  overflow-x:clip;
}
.page-products .pf-section{
  padding:var(--pf-pad) 0;
  border-top:var(--line);
}
.page-products .pf-sec-num{
  margin:0 0 10px;
  font-family:var(--font-num);
  font-size:11px;
  letter-spacing:.3em;
  text-transform:uppercase;
  color:var(--cyan);
}
.page-products .pf-sec-num--dark{color:var(--clay);}
.page-products h1,
.page-products h2,
.page-products h3{
  margin:0;
  font-family:var(--font-display);
  font-weight:900;
  letter-spacing:-.035em;
  color:inherit;
}
.page-products h2{font-size:clamp(23px,4.2vw,38px);line-height:1.12;}
.page-products h3{font-size:clamp(17px,2.4vw,20px);line-height:1.3;letter-spacing:-.01em;}
.page-products p{margin:0;font-size:15px;line-height:1.68;}
.page-products p + p{margin-top:1em;}
.page-products .pf-muted{color:var(--stone);}
.page-products .pf-intro{max-width:44em;margin-top:12px;}
.page-products .pf-inline-link{color:var(--cyan);text-decoration:underline;text-underline-offset:3px;}

/* 首屏 */
.page-products .pf-hero{padding:clamp(24px,4vw,44px) 0 var(--pf-pad);}
.page-products .pf-hero__inner{display:grid;gap:clamp(26px,4vw,48px);}
.page-products .pf-hero h1{
  margin:0;
  color:var(--white);
  font-size:clamp(30px,7vw,58px);
  line-height:1.03;
}
.page-products .pf-hero h1 em{
  font-style:normal;
  color:var(--coral);
  box-shadow:inset 0 -.12em 0 rgba(226,58,46,.28);
}
.page-products .pf-hero__lead{
  margin-top:18px;
  max-width:36em;
  color:rgba(244,239,228,.82);
}
.page-products .pf-hero__actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:24px;
}
.page-products .pf-stats{
  display:flex;
  flex-wrap:wrap;
  gap:10px 26px;
  margin:26px 0 0;
  padding:16px 0 0;
  list-style:none;
  border-top:var(--line);
  font-size:12px;
  letter-spacing:.14em;
  color:var(--stone);
}
.page-products .pf-stats b{
  font-family:var(--font-num);
  font-size:20px;
  letter-spacing:0;
  color:var(--gold);
  margin-right:6px;
}

/* 六格图标 */
.page-products .pf-tiles{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:1px;
  margin:0;
  padding:0;
  list-style:none;
  background:var(--hair);
  border:1px solid var(--hair);
  perspective:1000px;
}
.page-products .pf-tiles li{display:block;background:var(--navy-2);}
.page-products .pf-tile{
  position:relative;
  display:block;
  aspect-ratio:1/1;
  transform-style:preserve-3d;
  transition:transform .55s var(--ease);
  text-decoration:none;
}
.page-products .pf-tile:hover,
.page-products .pf-tile:focus-visible{transform:rotateY(180deg);}
.page-products .pf-tile:focus-visible{outline:2px solid var(--cyan);outline-offset:-3px;}
.page-products .pf-tile__face{
  position:absolute;
  inset:0;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  padding:clamp(10px,2vw,16px);
  backface-visibility:hidden;
  -webkit-backface-visibility:hidden;
  overflow:hidden;
}
.page-products .pf-tile__front{
  background:var(--navy-2);
  color:var(--cream);
}
.page-products .pf-tile__front::before{
  content:"";
  position:absolute;
  inset:0 0 auto 0;
  height:8px;
  background-image:var(--checker);
  background-size:16px 16px;
}
.page-products .pf-tile__front svg{
  width:34px;
  height:34px;
  align-self:flex-end;
  color:rgba(244,239,228,.7);
}
.page-products .pf-tile__num{
  font-family:var(--font-num);
  font-weight:600;
  font-size:clamp(18px,3.4vw,24px);
  line-height:1;
  color:var(--gold);
  margin-top:14px;
}
.page-products .pf-tile__back{
  transform:rotateY(180deg);
  background:var(--coral);
  color:var(--white);
  justify-content:flex-end;
  gap:6px;
}
.page-products .pf-tile__name{font-weight:800;font-size:clamp(13px,2.4vw,15px);line-height:1.25;}
.page-products .pf-tile__meta{
  font-family:var(--font-num);
  font-size:10px;
  letter-spacing:.04em;
  opacity:.92;
}

/* 文件列表 */
.page-products .pf-band{margin-top:var(--pf-sec-gap);}
.page-products .pf-figure{margin:0;}
.page-products .pf-figure img{
  display:block;
  width:100%;
  height:auto;
  max-width:100%;
  object-fit:cover;
  border:1px solid var(--hair);
  background:var(--navy-2);
}
.page-products .pf-figcaption{
  margin-top:8px;
  font-size:11px;
  letter-spacing:.24em;
  color:var(--stone);
}
.page-products .pf-files{
  display:grid;
  gap:0;
  margin:var(--pf-sec-gap) 0 0;
  padding:0;
}
.page-products .pf-file{
  padding:clamp(16px,3vw,24px) 0;
  border-top:var(--line);
}
.page-products .pf-file:last-child{border-bottom:var(--line);}
.page-products .pf-file dt{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  gap:10px;
  font-size:clamp(16px,2.4vw,19px);
  font-weight:800;
  color:var(--white);
}
.page-products .pf-file dd{
  margin:10px 0 0;
  max-width:44em;
  color:rgba(244,239,228,.78);
  font-size:15px;
  line-height:1.68;
}
.page-products .pf-file .pf-file__meta{
  display:flex;
  flex-wrap:wrap;
  gap:6px 20px;
  margin-top:12px;
  font-size:12px;
  letter-spacing:.04em;
  color:var(--stone);
}

/* 对照卡读法（米白分区） */
.page-products .pf-read{display:grid;gap:clamp(24px,4vw,44px);}
.page-products .surface-cream .pf-fields{
  margin:24px 0 0;
  padding:0;
  border-top:var(--wa-line);
}
.page-products .pf-fields > div{
  padding:14px 0;
  border-bottom:var(--wa-line);
}
.page-products .pf-fields dt{
  font-weight:800;
  font-size:15px;
  color:var(--ink);
  letter-spacing:-.01em;
}
.page-products .pf-fields dd{
  margin:6px 0 0;
  font-size:14px;
  line-height:1.65;
  color:rgba(11,27,51,.72);
}
.page-products .pf-read-steps{
  margin:22px 0 0;
  padding:0 0 0 20px;
  display:grid;
  gap:8px;
  font-size:14px;
  line-height:1.6;
  color:rgba(11,27,51,.8);
  list-style:decimal;
}
.page-products .pf-read-steps li::marker{
  font-family:var(--font-num);
  color:var(--coral);
  font-weight:600;
}

/* 两步路径 */
.page-products .pf-path{
  display:grid;
  gap:0;
  margin-top:var(--pf-sec-gap);
}
.page-products .pf-step{
  position:relative;
  padding:clamp(18px,3vw,28px);
  border:1px solid var(--hair);
  background:var(--navy-2);
}
.page-products .pf-step__num{
  display:block;
  font-family:var(--font-num);
  font-weight:600;
  font-size:clamp(38px,9vw,68px);
  line-height:.9;
  color:var(--coral);
  margin-bottom:14px;
}
.page-products .pf-step p{margin-top:10px;font-size:14px;color:rgba(244,239,228,.78);}
.page-products .pf-step a{color:var(--cyan);}
.page-products .pf-path__arrow{
  display:flex;
  align-items:center;
  justify-content:center;
  height:44px;
  color:var(--cyan);
}
.page-products .pf-path__arrow svg{width:26px;height:26px;}

/* 下载区列表 */
.page-products .pf-dl{
  margin-top:var(--pf-sec-gap);
  border:1px solid var(--hair);
  background:var(--navy-2);
}
.page-products .pf-dl__head{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:6px 16px;
  padding:14px 16px;
  background:var(--navy-3);
  font-family:var(--font-num);
  font-size:11px;
  letter-spacing:.18em;
  color:var(--cream);
}
.page-products .pf-dl__row{
  display:grid;
  grid-template-columns:1fr auto;
  align-items:center;
  gap:8px 14px;
  padding:16px;
  border-top:1px solid var(--hair);
}
.page-products .pf-dl__name{font-weight:700;font-size:15px;color:var(--white);}
.page-products .pf-dl__fmt{
  font-family:var(--font-num);
  font-size:11px;
  letter-spacing:.08em;
  color:var(--cyan);
  justify-self:end;
}
.page-products .pf-dl__ver{
  grid-column:1 / -1;
  font-size:12px;
  color:var(--stone);
}
.page-products .pf-dl__go{
  grid-column:1 / -1;
  text-align:center;
  min-height:44px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.page-products .pf-texture{
  max-width:220px;
  margin-top:var(--pf-sec-gap);
}

/* 手机取用 */
.page-products .pf-mobile{display:grid;gap:clamp(22px,4vw,40px);}
.page-products .pf-figure--tall img{aspect-ratio:3/4;}
.page-products .pf-mobile__list{
  margin:22px 0 0;
  padding:0;
  list-style:none;
  border-top:var(--line);
}
.page-products .pf-mobile__list li{
  display:grid;
  gap:4px;
  padding:14px 0;
  border-bottom:var(--line);
  font-size:14px;
  line-height:1.6;
  color:rgba(244,239,228,.76);
}
.page-products .pf-mobile__list strong{
  font-size:13px;
  letter-spacing:.06em;
  color:var(--gold);
}

/* 场景切换 */
.page-products .pf-section--scenes{background:var(--navy-2);}
.page-products .segmented{margin-top:var(--pf-sec-gap);}
.page-products .segmented-panel p{font-size:14px;line-height:1.7;color:rgba(244,239,228,.8);}
.page-products .pf-panel__tag{
  margin-top:12px;
  font-family:var(--font-num);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--cyan);
}

/* 版本节奏 */
.page-products .pf-rhythm{
  margin:var(--pf-sec-gap) 0 0;
  padding:0;
  list-style:none;
  display:grid;
  gap:1px;
  background:var(--hair);
  border:1px solid var(--hair);
}
.page-products .pf-rhythm li{
  background:var(--navy);
  padding:16px 18px;
  border-left:3px solid var(--moss);
}
.page-products .pf-rhythm li:nth-child(2){border-left-color:var(--coral);}
.page-products .pf-rhythm li:nth-child(3){border-left-color:var(--cyan);}
.page-products .pf-rhythm li:nth-child(4){border-left-color:var(--clay);}
.page-products .pf-rhythm b{
  display:block;
  font-family:var(--font-num);
  font-weight:600;
  font-size:12px;
  letter-spacing:.14em;
  color:var(--gold);
  margin-bottom:6px;
}
.page-products .pf-rhythm p{font-size:14px;color:rgba(244,239,228,.78);}

/* 下一步 */
.page-products .pf-section--next{border-top:var(--line);}
.page-products .pf-next{
  display:grid;
  gap:1px;
  margin-top:var(--pf-sec-gap);
  background:var(--hair);
  border:1px solid var(--hair);
}
.page-products .pf-next a{
  display:grid;
  gap:6px;
  padding:20px 18px;
  background:var(--navy-2);
  text-decoration:none;
  color:var(--cream);
  border-left:3px solid transparent;
  transition:background .2s var(--ease),border-color .2s var(--ease);
}
.page-products .pf-next a:hover,
.page-products .pf-next a:focus-visible{
  background:var(--navy-3);
  border-left-color:var(--coral);
}
.page-products .pf-next a:focus-visible{outline:2px solid var(--cyan);outline-offset:-3px;}
.page-products .pf-next__label{
  font-family:var(--font-display);
  font-size:18px;
  letter-spacing:-.02em;
  color:var(--white);
}
.page-products .pf-next__desc{font-size:13px;line-height:1.6;color:var(--stone);}

@media (min-width:560px){
  .page-products .pf-tiles{grid-template-columns:repeat(3,minmax(0,1fr));}
}

@media (min-width:820px){
  .page-products .pf-path{grid-template-columns:1fr auto 1fr;align-items:stretch;}
  .page-products .pf-path__arrow{height:auto;padding:0 10px;}
  .page-products .pf-path__arrow svg{transform:rotate(-90deg);}
  .page-products .pf-mobile{grid-template-columns:minmax(0,.62fr) minmax(0,1fr);align-items:center;}
  .page-products .pf-figure--tall{max-width:360px;}
  .page-products .pf-next{grid-template-columns:repeat(3,minmax(0,1fr));}
  .page-products .pf-rhythm{grid-template-columns:repeat(2,minmax(0,1fr));}
}

@media (min-width:900px){
  .page-products .pf-hero__inner{grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);align-items:end;}
  .page-products .pf-read{grid-template-columns:minmax(0,1fr) minmax(0,.86fr);align-items:start;}
  .page-products .pf-files{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:40px;}
  .page-products .pf-file:nth-child(2){border-top:var(--line);}
  .page-products .pf-dl__row{
    grid-template-columns:minmax(0,1.2fr) 110px minmax(0,1fr) auto;
  }
  .page-products .pf-dl__fmt{justify-self:start;}
  .page-products .pf-dl__ver{grid-column:auto;}
  .page-products .pf-dl__go{grid-column:auto;min-height:0;}
  .page-products .pf-texture{max-width:260px;}
}

@media (min-width:1100px){
  .page-products .pf-rhythm{grid-template-columns:repeat(4,minmax(0,1fr));}
}

@media (prefers-reduced-motion:reduce){
  .page-products .pf-tile,
  .page-products .pf-next a{transition:none;}
}
</user>