.page-products{
  --step-gutter: 52px;
  --step-track: rgba(57, 242, 212, .24);
}

.page-products .entry-intro{
  padding-block: clamp(18px, 3vw, 34px) clamp(36px, 5vw, 68px);
}

.page-products .entry-hero{
  display: grid;
  gap: 28px;
}

.page-products .entry-hero__title{
  margin: .2em 0 .3em;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(38px, 7.4vw, 76px);
  line-height: .98;
  letter-spacing: -.015em;
  color: var(--fog-100);
  overflow-wrap: break-word;
}

.page-products .entry-hero__title em{
  font-style: normal;
  color: var(--cyan-400);
}

.page-products .entry-hero__lede{
  margin: 0;
  max-width: 46ch;
  font-size: clamp(15px, 2.2vw, 17px);
  line-height: 1.85;
  color: var(--mist-300);
}

.page-products .entry-panel{
  padding: clamp(18px, 3vw, 24px);
  border-radius: var(--radius);
}

.page-products .entry-panel__kicker{
  margin: 0;
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--cyan-400);
}

.page-products .entry-panel__list{
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
}

.page-products .entry-panel__link{
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
  text-decoration: none;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--fog-100);
  transition: color .18s var(--ease);
}

.page-products .entry-panel__link:hover,
.page-products .entry-panel__link:focus-visible{
  color: var(--cyan-400);
}

.page-products .entry-panel__num{
  font-size: 12px;
  color: var(--cyan-400);
  opacity: .75;
}

.page-products .entry-panel__foot{
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist-300);
}

.page-products .entry-map{
  margin-top: clamp(30px, 4.5vw, 52px);
}

.page-products .media{
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
}

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

/* 步骤长卷 */
.page-products .route-steps{
  padding-block: clamp(40px, 6vw, 84px);
}

.page-products .steps{
  list-style: none;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
}

.page-products .step{
  position: relative;
  display: grid;
  grid-template-columns: var(--step-gutter) minmax(0, 1fr);
  gap: 14px;
  padding-bottom: clamp(34px, 5vw, 58px);
}

.page-products .step:last-child{
  padding-bottom: 0;
}

.page-products .step__marker{
  position: relative;
  display: flex;
  justify-content: center;
  padding-top: 2px;
}

.page-products .step__marker::after{
  content: "";
  position: absolute;
  top: 50px;
  bottom: -22px;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  background: linear-gradient(180deg, var(--step-track), rgba(57, 242, 212, 0));
}

.page-products .step:last-child .step__marker::after{
  display: none;
}

.page-products .step__marker > span{
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--step-track);
  background: var(--ink-900);
  color: var(--cyan-400);
  font-size: 13px;
  letter-spacing: .04em;
}

.page-products .step__body{
  min-width: 0;
}

.page-products .step__title{
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(21px, 3.2vw, 28px);
  line-height: 1.25;
  color: var(--fog-100);
}

.page-products .step__text > p{
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist-300);
}

.page-products .step__points{
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-products .step__points li{
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mist-300);
}

.page-products .step__points li::before{
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 8px;
  height: 1px;
  background: var(--cyan-400);
}

.page-products .step__action{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-top: 18px;
}

.page-products .entry-copy__status{
  font-size: 12px;
  color: var(--cyan-400);
  min-height: 1em;
}

.page-products .step__hint{
  margin: 16px 0 0;
  padding: 12px 14px;
  border: 1px dashed var(--line);
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist-300);
}

.page-products .step__media{
  margin-top: 20px;
}

/* 路径索引 */
.page-products .idx{
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-products .idx__link{
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  grid-template-areas:
    "num label"
    ".   note";
  gap: 2px 10px;
  padding: 13px 15px;
  background: var(--ink-900);
  text-decoration: none;
  color: var(--fog-100);
  transition: background .18s var(--ease);
}

.page-products .idx__link:hover,
.page-products .idx__link:focus-visible{
  background: var(--ink-800);
}

.page-products .idx__num{
  grid-area: num;
  font-size: 12px;
  color: var(--cyan-400);
  opacity: .8;
}

.page-products .idx__label{
  grid-area: label;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.4;
}

.page-products .idx__note{
  grid-area: note;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--mist-300);
}

/* 新版 / 旧版切换 */
.page-products .ver{
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: 8px;
  margin-top: 20px;
}

.page-products .ver__input{
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .ver__tab{
  grid-row: 1;
  padding: 11px 12px;
  text-align: center;
  cursor: pointer;
  user-select: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--mist-300);
  background: var(--ink-900);
  border: 1px solid var(--line);
  border-radius: 999px;
  transition: color .18s var(--ease), background .18s var(--ease), border-color .18s var(--ease);
}

.page-products .ver__input:focus-visible ~ .ver__tab{
  outline: 2px solid var(--cyan-400);
  outline-offset: 2px;
}

.page-products #ver-new:checked ~ .ver__tab--new,
.page-products #ver-old:checked ~ .ver__tab--old{
  color: var(--ink-950);
  background: var(--cyan-400);
  border-color: var(--cyan-400);
}

.page-products .ver__panel{
  display: none;
  grid-column: 1 / -1;
  grid-row: 2;
  padding-top: 14px;
}

.page-products #ver-new:checked ~ .ver__panel--new,
.page-products #ver-old:checked ~ .ver__panel--old{
  display: block;
}

.page-products .ver__rows{
  margin: 0;
  display: grid;
}

.page-products .ver__row{
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr);
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .ver__row dt{
  font-size: 13px;
  color: var(--mist-300);
}

.page-products .ver__row dd{
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--fog-100);
}

/* 收藏组合 */
.page-products .picks{
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-products .picks__item{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 3px;
  padding: 12px 14px;
  background: var(--ink-800);
  border-left: 2px solid var(--cyan-400);
  border-radius: var(--radius-sm);
}

.page-products .picks__tag{
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--cyan-400);
}

.page-products .picks__name{
  font-size: 14.5px;
  color: var(--fog-100);
}

.page-products .picks__use{
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist-300);
}

/* 兼容矩阵 */
.page-products .access-env .section__head{
  margin-bottom: 0;
}

.page-products .matrix{
  display: grid;
  gap: 16px;
  margin-top: clamp(24px, 3.5vw, 36px);
}

.page-products .matrix__col{
  padding: 18px;
  background: var(--ink-900);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.page-products .matrix__os{
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan-400);
}

.page-products .matrix__list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-products .matrix__item{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 6px 10px;
  padding: 10px 12px;
  background: var(--ink-800);
  border-radius: var(--radius-sm);
  font-size: 14.5px;
  color: var(--fog-100);
  transition: background .18s var(--ease), box-shadow .18s var(--ease);
}

.page-products .matrix__item:hover,
.page-products .matrix__item:focus-within{
  background: var(--ink-950);
  box-shadow: inset 0 0 0 1px rgba(57, 242, 212, .45);
}

.page-products .matrix__ver{
  font-size: 11.5px;
  color: var(--mist-300);
}

.page-products .env-figure{
  margin-top: clamp(28px, 4vw, 44px);
}

/* 反馈 */
.page-products .feedback__grid{
  display: grid;
  gap: 14px;
  margin-top: clamp(24px, 3.5vw, 36px);
}

.page-products .ch-card{
  padding: 20px;
  border-radius: var(--radius);
}

.page-products .ch-card__k{
  margin: 0 0 10px;
  font-size: 11.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--cyan-400);
}

.page-products .ch-card__v{
  margin: 0 0 10px;
  font-size: 17px;
  line-height: 1.4;
  color: var(--fog-100);
  overflow-wrap: anywhere;
}

.page-products .ch-card__v--small{
  font-size: 14.5px;
}

.page-products .ch-card__n{
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist-300);
}

.page-products .feedback__more{
  margin: 24px 0 0;
}

/* 平板与桌面 */
@media (min-width: 640px){
  .page-products .idx{
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 900px){
  .page-products{
    --step-gutter: 88px;
  }

  .page-products .entry-hero{
    grid-template-columns: minmax(0, 1.32fr) minmax(0, .68fr);
    align-items: end;
    gap: clamp(36px, 5vw, 72px);
  }

  .page-products .step{
    grid-template-columns: var(--step-gutter) minmax(0, 1fr);
    gap: 26px;
  }

  .page-products .step__marker > span{
    width: 56px;
    height: 56px;
    font-size: 15px;
  }

  .page-products .step__marker::after{
    top: 62px;
  }

  .page-products .matrix{
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }

  .page-products .feedback__grid{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1000px){
  .page-products .step__inner--split{
    display: grid;
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    gap: clamp(24px, 3vw, 40px);
    align-items: start;
  }

  .page-products .step__media{
    margin-top: 4px;
  }

  .page-products .ver__row{
    grid-template-columns: 92px minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce){
  .page-products .entry-panel__link,
  .page-products .idx__link,
  .page-products .matrix__item,
  .page-products .ver__tab{
    transition: none;
  }
}
<<<END>>>