.page-products{
  background: var(--ink);
  color: var(--text);
  padding-bottom: 72px;
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumbs{padding-top: 22px;}

/* ---------- 首屏 ---------- */
.page-products .pd-hero{margin-top: 18px;}
.page-products .pd-hero__grid{
  display: grid;
  gap: 26px;
  padding: 22px 0 8px;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 56px 56px;
  background-position: -1px -1px;
}
.page-products .pd-hero__lead{position: relative; padding-left: 14px; border-left: 2px solid var(--cyan);}
.page-products .pd-hero h1{
  margin: 12px 0 14px;
  font-size: clamp(30px, 7.2vw, 54px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--text);
}
.page-products .pd-hero__deck{
  max-width: 34em;
  margin: 0 0 12px;
  font-size: 17px;
  line-height: 1.75;
  color: var(--text);
  opacity: .92;
}
.page-products .pd-hero__note{
  max-width: 34em;
  margin: 0 0 20px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .pd-combos{
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 8px;
  max-width: 30em;
}
.page-products .pd-combo{
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 12px;
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 2px solid var(--orange);
  border-radius: var(--radius);
}
.page-products .pd-combo__idx{
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--orange-soft);
}
.page-products .pd-combo__body{display: flex; flex-direction: column; gap: 2px; min-width: 0;}
.page-products .pd-combo__title{font-size: 15px; font-weight: 700; color: var(--text);}
.page-products .pd-combo__meta{font-size: 12px; letter-spacing: .04em; color: var(--muted);}

.page-products .pd-hero__actions{display: flex; flex-wrap: wrap; gap: 10px;}

.page-products .pd-hero__board{display: flex; flex-direction: column; gap: 14px;}
.page-products .pd-hero__figure{margin: 0;}

.page-products .pd-strip{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}
.page-products .pd-strip__item{
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px;
  border: 1px solid var(--line);
  background: rgba(18, 51, 43, .8);
  border-radius: var(--radius);
}
.page-products .pd-strip__num{
  font-family: var(--font-mono);
  font-size: 24px;
  line-height: 1;
  color: var(--cyan);
}
.page-products .pd-strip__lab{font-size: 11px; letter-spacing: .06em; color: var(--muted);}

/* ---------- 章节跳转条 ---------- */
.page-products .pd-jump{
  position: sticky;
  top: var(--header-h);
  z-index: 20;
  margin-top: 28px;
  background: var(--glass);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.page-products .pd-jump__inner{
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px var(--pad);
  overflow-x: auto;
  scrollbar-width: none;
}
.page-products .pd-jump__inner::-webkit-scrollbar{display: none;}
.page-products .pd-jump__label{
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--muted);
  padding-right: 4px;
  border-right: 1px solid var(--line);
}
.page-products .pd-jump a{
  flex: none;
  padding: 6px 10px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  white-space: nowrap;
  transition: color .18s ease, background-color .18s ease, border-color .18s ease;
}
.page-products .pd-jump a:hover,
.page-products .pd-jump a:focus-visible{
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
}
.page-products .pd-jump a:focus-visible{outline: 2px solid var(--cyan-soft); outline-offset: 2px;}

/* ---------- 章节通用 ---------- */
.page-products .pd-section{
  margin-top: 56px;
  scroll-margin-top: calc(var(--header-h) + 64px);
}
.page-products .pd-section__head{max-width: 60em; margin-bottom: 24px;}
.page-products .pd-section__head h2{
  margin: 10px 0 12px;
  font-size: clamp(23px, 4.4vw, 34px);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.02em;
}
.page-products .pd-section__lead{
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--muted);
}
.page-products .pd-section__head--wide{max-width: 66em;}

/* ---------- 六类标签 ---------- */
.page-products .pd-tags{
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}
.page-products .pd-tag{
  position: relative;
  padding: 18px 16px 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color .18s ease, transform .18s ease;
}
.page-products .pd-tag::before{
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 2px;
  background: var(--cyan);
  transform: scaleY(.18);
  transform-origin: top;
  transition: transform .18s ease;
}
.page-products .pd-tag:hover,
.page-products .pd-tag:focus-within{
  border-color: var(--cyan);
  transform: translateY(-3px);
}
.page-products .pd-tag:hover::before,
.page-products .pd-tag:focus-within::before{transform: scaleY(1);}
.page-products .pd-tag__no{
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--cyan);
  margin-bottom: 8px;
}
.page-products .pd-tag__name{
  margin: 0 0 8px;
  font-size: 20px;
  font-weight: 900;
  letter-spacing: -0.01em;
}
.page-products .pd-tag__use{
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
  opacity: .9;
}
.page-products .pd-tag__ex{
  margin: 0 0 14px;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 六段区间 ---------- */
.page-products .pd-zones__bar{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
  margin-bottom: 24px;
}
.page-products .pd-zone{
  position: relative;
  padding: 12px 8px 10px;
  background: var(--card);
  border: 1px solid var(--line);
  border-top: 2px solid var(--line);
  border-radius: var(--radius);
  transition: border-color .18s ease, background-color .18s ease, transform .18s ease;
  overflow: hidden;
}
.page-products .pd-zone__min{
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--cyan);
}
.page-products .pd-zone__hint{
  display: block;
  margin-top: 4px;
  font-size: 11px;
  line-height: 1.5;
  color: var(--muted);
  max-height: 0;
  overflow: hidden;
  transition: max-height .18s ease, color .18s ease;
}
.page-products .pd-zone:hover,
.page-products .pd-zone:focus-within{
  border-color: var(--cyan);
  border-top-color: var(--orange);
  background: rgba(0, 242, 195, .07);
  transform: translateY(-2px);
}
.page-products .pd-zone:hover .pd-zone__hint,
.page-products .pd-zone:focus-within .pd-zone__hint{max-height: 3.2em; color: var(--orange-soft);}

.page-products .pd-zones__grid{display: grid; gap: 20px;}
.page-products .pd-prose p{
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
  opacity: .92;
  max-width: 34em;
}
.page-products .pd-zones__notes{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-products .pd-zones__notes li{
  display: flex;
  gap: 10px;
  align-items: baseline;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line-soft);
}
.page-products .pd-zones__notes .tag{flex: none;}
.page-products .pd-zones__figure{margin: 26px 0 0;}

/* ---------- 组合矩阵 ---------- */
.page-products .pd-board{
  border: 1px solid var(--line);
  background: var(--board);
  border-radius: var(--radius);
  overflow: hidden;
}
.page-products .pd-board__scroll{
  overflow-x: auto;
  padding: 12px;
}
.page-products .pd-board__grid{display: grid; gap: 4px; min-width: 660px;}
.page-products .pd-board__row{
  display: grid;
  grid-template-columns: 82px repeat(12, minmax(0, 1fr));
  gap: 4px;
  align-items: center;
}
.page-products .pd-board__corner,
.page-products .pd-board__col{
  font-size: 10px;
  letter-spacing: .06em;
  color: var(--muted);
  text-align: center;
  line-height: 1.3;
}
.page-products .pd-board__corner{text-align: left;}
.page-products .pd-board__tag{
  font-size: 12px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: .02em;
  padding-right: 6px;
}
.page-products .pd-cell{
  display: block;
  height: 30px;
  border-radius: 1px;
  border: 1px solid transparent;
  background: rgba(30, 74, 63, .35);
  transition: transform .18s ease, border-color .18s ease, background-color .18s ease;
}
.page-products .pd-cell--hot{background: rgba(0, 242, 195, .52);}
.page-products .pd-cell--mid{background: rgba(0, 242, 195, .18);}
.page-products .pd-cell--low{background: rgba(143, 169, 161, .14);}
.page-products .pd-cell:hover,
.page-products .pd-cell:focus-visible{
  border-color: var(--cyan-soft);
  background: var(--orange);
  transform: scale(1.12);
}
.page-products .pd-cell:focus-visible{outline: 2px solid var(--cyan-soft); outline-offset: 1px;}
.page-products .pd-board__legend{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 14px;
  margin: 0;
  padding: 10px 12px;
  border-top: 1px solid var(--line);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--muted);
}
.page-products .pd-legend-dot{
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-right: 4px;
  border-radius: 1px;
  vertical-align: -1px;
}
.page-products .pd-legend-dot--hot{background: rgba(0, 242, 195, .52);}
.page-products .pd-legend-dot--mid{background: rgba(0, 242, 195, .18);}
.page-products .pd-legend-dot--low{background: rgba(143, 169, 161, .22);}

.page-products .pd-paths__lower{
  display: grid;
  gap: 22px;
  margin-top: 26px;
}
.page-products .pd-path-list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}
.page-products .pd-path{
  padding: 14px 0 14px 16px;
  border-left: 1px solid var(--line);
  transition: border-color .18s ease;
}
.page-products .pd-path:hover{border-left-color: var(--orange);}
.page-products .pd-path__no{
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--orange-soft);
  letter-spacing: .1em;
  margin-bottom: 4px;
}
.page-products .pd-path__title{
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
}
.page-products .pd-path__text{
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 34em;
}
.page-products .pd-paths__figure{margin: 0;}

/* ---------- 移动端章节 ---------- */
.page-products .pd-mobile__grid{display: grid; gap: 22px;}
.page-products .pd-mobile__figure{margin: 0;}
.page-products .pd-mobile__list{
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 16px;
}
.page-products .pd-mobile__item{
  padding: 14px 14px 14px 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.page-products .pd-mobile__title{
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--cyan-soft);
}
.page-products .pd-mobile__item p{
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}
.page-products .pd-inline-link{
  display: inline-block;
  font-size: 14px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan);
  padding-bottom: 2px;
}
.page-products .pd-inline-link:hover{color: var(--cyan-soft); border-bottom-color: var(--cyan-soft);}
.page-products .pd-inline-link:focus-visible{outline: 2px solid var(--cyan-soft); outline-offset: 3px;}

/* ---------- 版本对照 ---------- */
.page-products .pd-diff{position: relative;}
.page-products .pd-diff__input{
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.page-products .pd-diff__toggle{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 14px;
  padding: 7px 14px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--orange-soft);
  border: 1px solid var(--orange-soft);
  border-radius: var(--radius);
  cursor: pointer;
  user-select: none;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease;
}
.page-products .pd-diff__toggle:hover{background: rgba(255, 138, 43, .14);}
.page-products .pd-diff__input:checked + .pd-diff__toggle{
  background: var(--orange);
  border-color: var(--orange);
  color: var(--ink);
}
.page-products .pd-diff__input:focus-visible + .pd-diff__toggle{
  outline: 2px solid var(--cyan-soft);
  outline-offset: 2px;
}
.page-products .pd-diff__input:checked ~ .pd-diff__cols .pd-diff__row:not(.is-diff){
  opacity: .2;
  filter: saturate(.3);
}
.page-products .pd-diff__cols{display: grid; gap: 12px;}
.page-products .pd-diff__col{
  padding: 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-top: 2px solid var(--cyan);
  border-radius: var(--radius);
}
.page-products .pd-diff__col--old{border-top-color: var(--line);}
.page-products .pd-diff__rows{
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}
.page-products .pd-diff__row{
  padding: 10px 0 10px 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  border-top: 1px solid var(--line-soft);
  transition: opacity .18s ease;
}
.page-products .pd-diff__row:first-child{border-top: 0;}
.page-products .pd-diff__row.is-diff{
  padding-left: 10px;
  border-left: 2px solid var(--orange);
  color: var(--text);
}
.page-products .pd-diff__key{
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--muted);
  margin-bottom: 2px;
}
.page-products .pd-diff__row.is-diff .pd-diff__key{color: var(--orange-soft);}
.page-products .pd-diff__figure{margin: 22px 0 0;}
.page-products .pd-diff__more{
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 42em;
}
.page-products .pd-diff__more a{color: var(--cyan); text-decoration: none; border-bottom: 1px solid var(--cyan);}
.page-products .pd-diff__more a:hover{color: var(--cyan-soft); border-bottom-color: var(--cyan-soft);}

/* ---------- 结尾引导 ---------- */
.page-products .pd-cta{margin-top: 64px;}
.page-products .pd-cta__box{
  position: relative;
  padding: 26px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    radial-gradient(120% 130% at 100% 0%, rgba(0, 242, 195, .16), transparent 58%),
    linear-gradient(160deg, rgba(18, 51, 43, .96), rgba(5, 16, 13, .96));
  overflow: hidden;
}
.page-products .pd-cta__box::after{
  content: "";
  position: absolute;
  right: -30px;
  top: -30px;
  width: 140px;
  height: 140px;
  border: 1px solid rgba(0, 242, 195, .35);
  border-radius: 50%;
}
.page-products .pd-cta__box h2{
  margin: 10px 0 12px;
  font-size: clamp(22px, 4vw, 30px);
  font-weight: 900;
  letter-spacing: -0.02em;
}
.page-products .pd-cta__text{
  margin: 0 0 20px;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}
.page-products .pd-cta__actions{display: flex; flex-wrap: wrap; gap: 10px;}

/* ---------- 图片基础 ---------- */
.page-products .media-frame img{
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius);
}

/* ---------- 断点 ---------- */
@media (min-width: 560px){
  .page-products .pd-tags{grid-template-columns: repeat(2, minmax(0, 1fr));}
  .page-products .pd-zones__bar{grid-template-columns: repeat(6, minmax(0, 1fr));}
  .page-products .pd-zone{flex: 1 1 0;}
}

@media (min-width: 860px){
  .page-products{padding-bottom: 96px;}
  .page-products .pd-hero__grid{
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: 36px;
    padding: 30px 0 10px;
  }
  .page-products .pd-hero__board{padding-top: 8px;}
  .page-products .pd-tags{grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px;}
  .page-products .pd-section{margin-top: 88px;}
  .page-products .pd-zones__grid{grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 36px; align-items: start;}
  .page-products .pd-zones__notes{padding-top: 4px;}
  .page-products .pd-paths__lower{grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 36px; align-items: start;}
  .page-products .pd-mobile__grid{grid-template-columns: minmax(0, 4fr) minmax(0, 6fr); gap: 32px; align-items: start;}
  .page-products .pd-diff__cols{grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px;}
  .page-products .pd-cta__box{padding: 38px 34px;}
  .page-products .pd-board__grid{min-width: 0;}
}

@media (min-width: 1080px){
  .page-products .pd-section__head{margin-bottom: 32px;}
  .page-products .pd-hero__deck{font-size: 18px;}
  .page-products .pd-tag{padding: 22px 20px 18px;}
}

@media (prefers-reduced-motion: reduce){
  .page-products *,
  .page-products *::before,
  .page-products *::after{
    transition-duration: .001ms !important;
    animation-duration: .001ms !important;
  }
  .page-products .pd-cell:hover,
  .page-products .pd-cell:focus-visible,
  .page-products .pd-tag:hover,
  .page-products .pd-tag:focus-within,
  .page-products .pd-zone:hover,
  .page-products .pd-zone:focus-within{transform: none;}
}
<<<END>>>