.page-products{
  background: var(--ink-900);
  color: var(--paper);
  font-family: var(--font-body);
  padding-bottom: clamp(40px,8vw,96px);
}

.page-products .pf-wrap{
  width: min(1320px, 100% - 2 * clamp(16px, 4vw, 40px));
  margin-inline: auto;
}

/* 面包屑 */
.page-products .pf-crumbwrap{
  padding-top: clamp(16px,3vw,28px);
  padding-bottom: clamp(8px,2vw,16px);
}
.page-products .pf-crumb{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--moss);
}
.page-products .pf-crumb a{
  color: var(--moss);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.page-products .pf-crumb a:hover,
.page-products .pf-crumb a:focus-visible{
  color: var(--lime);
  border-color: var(--lime);
  outline: none;
}
.page-products .pf-crumb__sep{ color: var(--line); }
.page-products .pf-crumb [aria-current="page"]{ color: var(--paper); }

/* 通用小元素 */
.page-products .pf-eyebrow{
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--lime);
}
.page-products .pf-cap{
  margin: 10px 0 0;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--moss);
  font-family: var(--font-mono);
  letter-spacing: .02em;
}
.page-products .pf-lead{
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.9;
  color: #CBDBD2;
  margin: 0 0 16px;
  max-width: 62ch;
}
.page-products .pf-note{
  font-size: 14px;
  line-height: 1.85;
  color: var(--moss);
  margin: 16px 0 0;
  max-width: 58ch;
  padding-left: 14px;
  border-left: 2px solid var(--line);
}

/* 按钮 */
.page-products .pf-btn{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.3;
  text-decoration: none;
  border: 1px solid var(--line);
  color: var(--paper);
  background: transparent;
  transition: background .22s var(--ease), color .22s var(--ease), border-color .22s var(--ease), transform .22s var(--ease);
}
.page-products .pf-btn:hover,
.page-products .pf-btn:focus-visible{
  transform: translateY(-2px);
  outline: none;
}
.page-products .pf-btn--pitch{
  background: var(--lime);
  color: var(--ink-900);
  border-color: var(--lime);
}
.page-products .pf-btn--pitch:hover,
.page-products .pf-btn--pitch:focus-visible{
  background: var(--lime-soft);
  border-color: var(--lime-soft);
}
.page-products .pf-btn--ghost:hover,
.page-products .pf-btn--ghost:focus-visible{
  border-color: var(--lime);
  color: var(--lime);
}
.page-products .pf-btn--orange{
  border-color: var(--orange);
  color: var(--orange);
}
.page-products .pf-btn--orange:hover,
.page-products .pf-btn--orange:focus-visible{
  background: var(--orange);
  color: var(--ink-900);
}

/* 首屏 */
.page-products .pf-hero{
  border-bottom: 1px solid var(--line);
  padding-block: clamp(20px,4vw,40px) clamp(36px,6vw,72px);
  position: relative;
}
.page-products .pf-hero::before{
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  background: linear-gradient(90deg, var(--lime), transparent 55%, var(--orange));
  opacity: .6;
}
.page-products .pf-hero__inner{
  display: grid;
  gap: clamp(26px,5vw,52px);
}
.page-products .pf-hero__title{
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 5.6vw, 56px);
  line-height: 1.1;
  letter-spacing: -.02em;
  color: var(--white);
  margin: 14px 0 0;
  max-width: 15ch;
}
.page-products .pf-hero__lede{
  font-size: clamp(15px, 1.8vw, 18px);
  line-height: 1.85;
  color: var(--moss);
  margin: 20px 0 0;
  max-width: 46ch;
}
.page-products .pf-hero__map{
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
  max-width: 46ch;
}
.page-products .pf-hero__map li{
  display: flex;
  gap: 14px;
  align-items: baseline;
  padding: 11px 2px;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.6;
  color: #D3E1D9;
}
.page-products .pf-hero__n{
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--lime);
  flex: none;
}
.page-products .pf-hero__act{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.page-products .pf-hero__figure{
  margin: 0;
}
.page-products .pf-hero__figure img{
  display: block;
  width: 100%;
  height: auto;
  border-radius: 18px 4px 18px 4px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-deep);
  object-fit: cover;
}

/* 章节头 */
.page-products .pf-sec{
  padding-block: clamp(40px, 7vw, 84px);
  border-bottom: 1px solid var(--line);
}
.page-products .pf-sec:last-of-type{
  border-bottom: 0;
}
.page-products .pf-chap{
  display: flex;
  gap: clamp(14px, 3vw, 26px);
  align-items: flex-start;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
  margin-bottom: clamp(22px, 4vw, 36px);
}
.page-products .pf-chap__num{
  flex: none;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(30px, 6vw, 56px);
  line-height: .9;
  letter-spacing: -.04em;
  color: var(--lime);
}
.page-products .pf-chap__label{
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--orange);
}
.page-products .pf-chap__title{
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 3.4vw, 31px);
  line-height: 1.28;
  letter-spacing: -.01em;
  color: var(--white);
  max-width: 24ch;
}

/* 01 战术板 */
.page-products .pf-board{
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  margin-top: clamp(22px, 4vw, 34px);
}
.page-products .pf-board__cell{
  background: var(--ink-800);
  padding: clamp(20px, 3vw, 28px);
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: background .25s var(--ease);
}
.page-products .pf-board__cell:hover{
  background: #0F3229;
}
.page-products .pf-board__tag{
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .14em;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--lime);
}
.page-products .pf-board__cell:nth-child(2) .pf-board__tag{ color: var(--orange); }
.page-products .pf-board__cell:nth-child(3) .pf-board__tag{ color: var(--amber); }
.page-products .pf-board__h{
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(16px, 2vw, 19px);
  line-height: 1.4;
  color: var(--white);
}
.page-products .pf-board__p{
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--moss);
}
.page-products .pf-board__go{
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  color: #BBD3C6;
}

/* 02 平板横屏 */
.page-products .pf-tablet__grid{
  display: grid;
  gap: clamp(26px, 5vw, 48px);
}
.page-products .pf-stats{
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  margin: 22px 0 0;
}
.page-products .pf-stats__item{
  background: var(--blue-900);
  padding: 14px 16px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
}
.page-products .pf-stats dt{
  font-size: 13.5px;
  color: var(--moss);
  line-height: 1.5;
}
.page-products .pf-stats dd{
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 700;
  color: var(--white);
  letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
}

/* 线框图 */
.page-products .pf-wire{
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: clamp(14px, 2.5vw, 22px);
  background: #061510;
}
.page-products .pf-wire__stage{
  position: relative;
  margin-bottom: 18px;
}
.page-products .pf-wire__svg{
  display: block;
  width: 100%;
  height: auto;
}
.page-products .pf-wire__zone{
  position: absolute;
  border-radius: 10px;
  border: 1px dashed transparent;
  outline: none;
  transition: border-color .22s var(--ease), background .22s var(--ease);
  cursor: default;
}
.page-products .pf-wire__zone--nav{ left: 3%; top: 4%; width: 27%; height: 92%; }
.page-products .pf-wire__zone--bar{ left: 33%; top: 4%; width: 63%; height: 19%; }
.page-products .pf-wire__zone--cards{ left: 33%; top: 28%; width: 63%; height: 30%; }
.page-products .pf-wire__zone--paper{ left: 33%; top: 62%; width: 63%; height: 33%; }
.page-products .pf-wire__zone:hover,
.page-products .pf-wire__zone:focus-visible{
  border-color: var(--lime);
  background: rgba(184,255,60,.07);
}
.page-products .pf-wire__pin{
  position: absolute;
  top: -9px;
  right: -6px;
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--lime);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
}
.page-products .pf-wire__keys{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}
.page-products .pf-wire__keys li{
  display: flex;
  gap: 10px;
  align-items: baseline;
  font-size: 13px;
  line-height: 1.7;
  color: var(--moss);
  padding-bottom: 8px;
  border-bottom: 1px solid #122E27;
}
.page-products .pf-wire__keys li:last-child{ border-bottom: 0; padding-bottom: 0; }
.page-products .pf-wire__num{
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--lime);
}

/* 03 联赛时间轴 */
.page-products .pf-rail__grid{
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  align-items: start;
}
.page-products .pf-rail__figure{
  margin: 0;
}
.page-products .pf-rail__figure img{
  display: block;
  width: 100%;
  height: auto;
  border-radius: 14px;
  border: 1px solid var(--line);
  object-fit: cover;
}
.page-products .pf-rail__copy .pf-btn{ margin-top: 6px; }

.page-products .pf-rail{
  list-style: none;
  margin: clamp(26px,4vw,40px) 0 0;
  padding: 0 0 12px;
  display: flex;
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.page-products .pf-rail__item{
  scroll-snap-align: start;
  flex: 0 0 78%;
  max-width: 300px;
  position: relative;
  padding: 22px 18px 18px;
  border: 1px solid var(--line);
  border-top: 2px solid var(--lime);
  border-radius: 4px 4px 12px 12px;
  background: var(--ink-800);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.page-products .pf-rail__dot{
  position: absolute;
  top: -7px;
  left: 18px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 4px rgba(184,255,60,.16);
}
.page-products .pf-rail__stage{
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .14em;
  color: var(--orange);
}
.page-products .pf-rail__item strong{
  font-size: 15.5px;
  line-height: 1.45;
  color: var(--white);
  font-weight: 700;
}
.page-products .pf-rail__item em{
  font-style: normal;
  font-size: 13px;
  line-height: 1.75;
  color: var(--moss);
}

/* 04 战报目录 */
.page-products .pf-reports__grid{
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}
.page-products .pf-dir{
  background: var(--paper);
  color: var(--paper-ink);
  border-radius: 16px 4px 16px 4px;
  padding: clamp(16px, 3vw, 24px);
  box-shadow: var(--shadow-deep);
}
.page-products .pf-dir__head{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 2px solid rgba(20,17,12,.16);
}
.page-products .pf-dir__date{
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: #4A4238;
}
.page-products .pf-dir__badge{
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .1em;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--orange);
  color: var(--ink-900);
}
.page-products .pf-dir__list{
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-products .pf-dir__row{
  display: grid;
  grid-template-columns: auto auto 1fr;
  gap: 10px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px dashed rgba(20,17,12,.2);
  font-size: 13px;
}
.page-products .pf-dir__row:last-child{ border-bottom: 0; }
.page-products .pf-dir__time{
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 14px;
  color: var(--paper-ink);
  font-variant-numeric: tabular-nums;
}
.page-products .pf-dir__state{
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .08em;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(20,17,12,.08);
  color: #3C352C;
}
.page-products .pf-dir__link{
  justify-self: end;
  color: #5B5348;
  font-size: 12.5px;
}
.page-products .pf-dir__foot{
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 2px solid rgba(20,17,12,.16);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: #6B6154;
}
.page-products .pf-reportfigure{
  margin: clamp(26px,4vw,40px) 0 0;
}
.page-products .pf-reportfigure img{
  display: block;
  width: 100%;
  height: auto;
  border-radius: 14px;
  border: 1px solid var(--line);
  object-fit: cover;
}

/* 05 专家专栏 */
.page-products .pf-cols__grid{
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}
.page-products .pf-cols__figure{
  margin: 0;
}
.page-products .pf-cols__figure img{
  display: block;
  width: 100%;
  height: auto;
  border-radius: 4px 16px 4px 16px;
  border: 1px solid var(--line);
  object-fit: cover;
}
.page-products .pf-cols__points{
  list-style: none;
  margin: 20px 0 24px;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}
.page-products .pf-cols__points li{
  background: var(--blue-900);
  padding: 14px 16px;
  font-size: 13.5px;
  line-height: 1.75;
  color: #C7D7CF;
  display: grid;
  gap: 4px;
}
.page-products .pf-cols__k{
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .14em;
  color: var(--orange);
}

/* 06 收藏 */
.page-products .pf-collect__grid{
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: center;
}
.page-products .pf-folders{
  position: relative;
  min-height: 210px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 10px;
}
.page-products .pf-folders__card{
  background: var(--paper);
  color: var(--paper-ink);
  border-radius: 10px 10px 4px 4px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  box-shadow: 0 18px 30px -24px #000;
  transform-origin: left center;
  transition: transform .25s var(--ease);
}
.page-products .pf-folders__card--a{ transform: rotate(-1.4deg) translateX(0); }
.page-products .pf-folders__card--b{ transform: rotate(.9deg) translateX(8px); }
.page-products .pf-folders__card--c{ transform: rotate(-.6deg) translateX(2px); }
.page-products .pf-folders__card:hover{ transform: rotate(0) translateX(14px); }
.page-products .pf-folders__tag{
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .14em;
  color: #7A6E5D;
}
.page-products .pf-folders__card strong{
  font-size: 15px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--paper-ink);
}
.page-products .pf-collectfigure{
  margin: clamp(26px,4vw,40px) 0 0;
}
.page-products .pf-collectfigure img{
  display: block;
  width: 100%;
  height: auto;
  border-radius: 16px 4px 16px 4px;
  border: 1px solid var(--line);
  object-fit: cover;
}

/* 07 三步上手 */
.page-products .pf-steps{
  display: grid;
  gap: 10px;
}
.page-products .pf-step{
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--ink-800);
  overflow: hidden;
}
.page-products .pf-step[open]{
  border-color: #2F5C4E;
  background: #0E3128;
}
.page-products .pf-step__sum{
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  transition: background .2s var(--ease);
}
.page-products .pf-step__sum::-webkit-details-marker{ display: none; }
.page-products .pf-step__sum:hover{ background: rgba(184,255,60,.05); }
.page-products .pf-step__sum:focus-visible{
  outline: 2px solid var(--lime);
  outline-offset: -2px;
}
.page-products .pf-step__n{
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--lime);
  flex: none;
}
.page-products .pf-step__t{
  flex: 1;
  font-size: 15px;
  line-height: 1.5;
  color: var(--white);
  font-weight: 600;
}
.page-products .pf-step__chev{
  flex: none;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--moss);
  border-bottom: 2px solid var(--moss);
  transform: rotate(45deg);
  transition: transform .25s var(--ease), border-color .25s var(--ease);
}
.page-products .pf-step[open] .pf-step__chev{
  transform: rotate(-135deg);
  border-color: var(--lime);
}
.page-products .pf-step__body{
  padding: 0 18px 18px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--moss);
}
.page-products .pf-step__body p{ margin: 0 0 10px; }
.page-products .pf-step__body p:last-child{ margin-bottom: 0; }
.page-products .pf-step__link a{
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(184,255,60,.4);
}
.page-products .pf-step__link a:hover,
.page-products .pf-step__link a:focus-visible{
  border-color: var(--lime);
  outline: none;
}

.page-products .pf-end{
  margin-top: clamp(28px, 5vw, 44px);
  padding: clamp(20px, 3.5vw, 30px);
  border: 1px solid var(--line);
  border-radius: 14px;
  background: linear-gradient(120deg, #0B1D33 0%, #0C2A22 100%);
  display: grid;
  gap: 18px;
}
.page-products .pf-end__text{
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: #CBDBD2;
}
.page-products .pf-end__act{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* 平板及以上 */
@media (min-width: 720px){
  .page-products .pf-board{ grid-template-columns: 1fr 1fr; }
  .page-products .pf-stats{ grid-template-columns: repeat(3, 1fr); }
  .page-products .pf-stats__item{ flex-direction: column; align-items: flex-start; gap: 6px; }
  .page-products .pf-rail__item{ flex-basis: 44%; }
  .page-products .pf-end{
    grid-template-columns: 1fr auto;
    align-items: center;
  }
}

/* 桌面 */
@media (min-width: 900px){
  .page-products .pf-hero__inner{
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
    align-items: center;
    gap: clamp(32px, 5vw, 72px);
  }
  .page-products .pf-hero__title{ max-width: 14ch; }
  .page-products .pf-tablet__grid{
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }
  .page-products .pf-rail__grid{
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
  .page-products .pf-reports__grid{
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  }
  .page-products .pf-cols__grid{
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  }
  .page-products .pf-collect__grid{
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
  .page-products .pf-folders{ padding-top: 0; }
}

@media (prefers-reduced-motion: reduce){
  .page-products *,
  .page-products *::before,
  .page-products *::after{
    transition-duration: .001ms !important;
    animation-duration: .001ms !important;
  }
  .page-products .pf-folders__card{ transform: none; }
}
<<<END>>>