.page-products{
  --prod-line: var(--hairline);
  --prod-pad: clamp(16px, 3vw, 28px);
  --prod-shift: 6deg;
  background: var(--c-sand);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-products .prod-hero{
  position: relative;
  overflow: hidden;
  margin: clamp(10px, 2vw, 20px) 0 clamp(24px, 4vw, 40px);
  padding: clamp(24px, 5vw, 56px);
  border-radius: var(--radius-lg);
  background: linear-gradient(128deg, var(--c-highland) 0%, var(--c-rock) 72%, #16465c 100%);
  color: var(--c-paper);
}

.page-products .prod-hero::after{
  content: "";
  position: absolute;
  right: -90px;
  bottom: -140px;
  width: 340px;
  height: 340px;
  border-radius: 46% 54% 38% 62% / 56% 40% 60% 44%;
  background: radial-gradient(circle at 34% 34%, rgba(47, 211, 192, .34), transparent 68%);
  transform: rotate(var(--prod-shift));
  pointer-events: none;
}

.page-products .prod-hero .eyebrow{
  color: var(--c-electric);
  letter-spacing: .12em;
  margin: 0 0 12px;
}

.page-products .prod-hero h1{
  position: relative;
  z-index: 1;
  margin: 0 0 16px;
  max-width: 22ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.95rem, 5.2vw, 3.1rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
}

.page-products .prod-hero__lead{
  position: relative;
  z-index: 1;
  max-width: 46ch;
  margin: 0 0 24px;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.75;
  color: rgba(252, 251, 247, .86);
}

.page-products .prod-hero__meta{
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 0;
  padding: 16px 0 0;
  list-style: none;
  border-top: 1px solid rgba(252, 251, 247, .22);
  font-size: 13px;
  color: rgba(252, 251, 247, .74);
}

.page-products .prod-hero__meta .mono{
  display: block;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 600;
  color: var(--c-electric);
  font-variant-numeric: tabular-nums;
}

.page-products .prod-index{
  margin-bottom: clamp(32px, 5vw, 56px);
}

.page-products .prod-index__list{
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products .prod-index__link{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--prod-line);
  border-radius: 999px;
  background: var(--c-paper);
  color: var(--c-ink);
  font-size: 13px;
  white-space: nowrap;
  text-decoration: none;
  transition: border-color .16s ease, color .16s ease, background .16s ease;
}

.page-products .prod-index__link .mono{
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-mist);
}

.page-products .prod-index__link:hover,
.page-products .prod-index__link:focus-visible{
  border-color: var(--c-lake);
  background: var(--c-paper);
  color: var(--c-lake);
}

.page-products .prod-index__link:focus-visible{
  outline: 2px solid var(--c-electric);
  outline-offset: 2px;
}

.page-products .prod-section{
  margin-bottom: clamp(44px, 7vw, 88px);
}

.page-products .prod-section:last-of-type{
  margin-bottom: 0;
}

.page-products .section-head{
  max-width: 62ch;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-products .section-head .eyebrow{
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--c-lake);
}

.page-products .section-head h2{
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 3.1vw, 2.05rem);
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--c-ink);
}

.page-products .section-lead{
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: #3d4a52;
}

.page-products .prod-figure{
  margin: 0 0 clamp(20px, 3vw, 32px);
}

.page-products .prod-figure img{
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: var(--radius-md);
  object-fit: cover;
  filter: saturate(.78) contrast(1.02);
}

.page-products .prod-figure--angle img{
  clip-path: polygon(0 0, 100% 0, 100% 94%, 0 100%);
  border-radius: var(--radius-lg);
}

.page-products .prod-figure--band img{
  border-radius: var(--radius-lg);
  clip-path: polygon(0 6%, 100% 0, 100% 100%, 0 100%);
}

.page-products .prod-figure figcaption{
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-mist);
}

/* 能力矩阵 */
.page-products .cap-grid{
  display: grid;
  gap: var(--gap);
  grid-template-columns: 1fr;
}

.page-products .cap{
  position: relative;
  padding: var(--prod-pad);
  border-radius: var(--radius-md);
  background: var(--c-paper);
  border: 1px solid var(--prod-line);
  transition: box-shadow .18s ease, transform .18s ease;
}

.page-products .cap:nth-child(even){
  background: #f7f2e8;
}

.page-products .cap__num{
  position: absolute;
  top: var(--prod-pad);
  right: var(--prod-pad);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--c-mist);
  font-variant-numeric: tabular-nums;
  transition: color .16s ease;
}

.page-products .cap__title{
  margin: 0 0 10px;
  padding-right: 46px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.05rem, 2.2vw, 1.3rem);
  color: var(--c-highland);
}

.page-products .cap__text{
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: #3d4a52;
}

.page-products .cap:hover .cap__num,
.page-products .cap:focus-within .cap__num{
  color: var(--c-lake);
}

.page-products .cap:hover{
  box-shadow: 0 10px 26px rgba(11, 43, 60, .1);
}

/* 订阅三步 */
.page-products .subscribe-layout{
  display: grid;
  gap: clamp(20px, 4vw, 40px);
  grid-template-columns: 1fr;
}

.page-products .subscribe-figure{
  margin: 0;
  order: -1;
}

.page-products .subscribe-figure img{
  border-radius: var(--radius-lg);
  clip-path: polygon(0 0, 100% 0, 100% 96%, 0 100%);
}

.page-products .steps{
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.page-products .step{
  position: relative;
  border-left: 2px solid var(--prod-line);
  padding-left: 18px;
}

.page-products .step + .step{
  margin-top: 10px;
}

.page-products .step::before{
  content: "";
  position: absolute;
  left: -6px;
  top: 18px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--c-paper);
  border: 2px solid var(--c-mist);
}

.page-products .step details[open] ~ *{
  border-color: var(--c-lake);
}

.page-products .step__summary{
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--c-highland);
}

.page-products .step__summary::-webkit-details-marker{
  display: none;
}

.page-products .step__summary::after{
  content: "＋";
  margin-left: auto;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--c-lake);
}

.page-products .step details[open] .step__summary::after{
  content: "－";
}

.page-products .step__summary:focus-visible{
  outline: 2px solid var(--c-electric);
  outline-offset: 3px;
}

.page-products .step__num{
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-lake);
  font-variant-numeric: tabular-nums;
}

.page-products .step__body{
  padding: 0 0 14px 32px;
}

.page-products .step__body p{
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: #3d4a52;
}

.page-products .notify-card{
  padding: var(--prod-pad);
  border-radius: var(--radius-md);
  background: var(--c-paper);
  border: 1px solid var(--prod-line);
}

.page-products .notify-card__title{
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--c-highland);
}

.page-products .notify-card__text{
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.7;
  color: #3d4a52;
}

.page-products .notify-card__switches{
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
}

.page-products .switch{
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 14px;
  color: var(--c-ink);
}

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

.page-products .switch__track{
  position: relative;
  display: block;
  width: 44px;
  height: 24px;
  border-radius: 999px;
  background: #b9c5cd;
  transition: background .16s ease;
}

.page-products .switch__track::after{
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--c-paper);
  box-shadow: 0 1px 3px rgba(11, 43, 60, .3);
  transition: transform .16s ease;
}

.page-products .switch input:checked + .switch__track{
  background: var(--c-lake);
}

.page-products .switch input:checked + .switch__track::after{
  transform: translateX(20px);
}

.page-products .switch input:focus-visible + .switch__track{
  outline: 2px solid var(--c-electric);
  outline-offset: 3px;
}

/* 检索三形态 */
.page-products .forms-grid{
  display: grid;
  gap: 0;
  grid-template-columns: 1fr;
  background: var(--c-paper);
  border: 1px solid var(--prod-line);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-products .form-col{
  position: relative;
  padding: var(--prod-pad);
  border-top: 3px solid transparent;
  border-bottom: 1px solid var(--prod-line);
  transition: border-color .16s ease, background .16s ease;
}

.page-products .form-col:last-child{
  border-bottom: 0;
}

.page-products .form-col__num{
  display: inline-block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--c-mist);
}

.page-products .form-col__title{
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--c-highland);
}

.page-products .form-col__text{
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: #3d4a52;
}

.page-products .form-col:hover,
.page-products .form-col:focus-within{
  border-top-color: var(--c-lake);
  background: #f8f5ee;
}

.page-products .form-col:hover .form-col__num,
.page-products .form-col:focus-within .form-col__num{
  color: var(--c-lake);
}

.page-products .inline-note{
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-mist);
}

.page-products .inline-note a{
  color: var(--c-lake);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .inline-note a:focus-visible{
  outline: 2px solid var(--c-electric);
  outline-offset: 2px;
}

/* 记录与复盘 */
.page-products .records-layout{
  display: grid;
  gap: clamp(20px, 4vw, 40px);
  grid-template-columns: 1fr;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-products .records-figure{
  margin: 0;
}

.page-products .records-figure img{
  border-radius: var(--radius-lg);
}

.page-products .records-body__text{
  margin: 0 0 14px;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.78;
  color: #3d4a52;
}

.page-products .rec-grid{
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}

.page-products .rec{
  position: relative;
  padding: 20px var(--prod-pad) 22px;
  border-radius: var(--radius-md);
  background: var(--c-rock);
  color: var(--c-paper);
}

.page-products .rec__num{
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--c-electric);
}

.page-products .rec__title{
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--c-paper);
}

.page-products .rec__text{
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(252, 251, 247, .8);
}

/* 场景 */
.page-products .scene-list{
  display: grid;
  gap: var(--gap);
  grid-template-columns: 1fr;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .scene{
  display: flex;
  flex-direction: column;
  padding: var(--prod-pad);
  border-radius: var(--radius-md);
  background: var(--c-paper);
  border: 1px solid var(--prod-line);
  border-left: 4px solid var(--c-electric);
}

.page-products .scene__num{
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--c-mist);
  margin-bottom: 8px;
}

.page-products .scene__title{
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.08rem;
  line-height: 1.35;
  color: var(--c-highland);
}

.page-products .scene__text{
  flex: 1 1 auto;
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.72;
  color: #3d4a52;
}

.page-products .scene .btn{
  align-self: flex-start;
}

/* 节奏时间轴 */
.page-products .timeline{
  display: grid;
  gap: 18px;
  grid-template-columns: 1fr;
  margin: 0 0 clamp(20px, 3vw, 32px);
  padding: 0;
  list-style: none;
  counter-reset: tl;
}

.page-products .timeline__item{
  position: relative;
  padding: 16px 18px 16px 22px;
  border-radius: var(--radius-md);
  background: var(--c-paper);
  border: 1px solid var(--prod-line);
}

.page-products .timeline__point{
  position: absolute;
  left: -5px;
  top: 24px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--c-lake);
  box-shadow: 0 0 0 3px rgba(18, 133, 127, .16);
}

.page-products .timeline__value{
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--c-highland);
  font-variant-numeric: tabular-nums;
}

.page-products .timeline__label{
  margin: 0;
  font-size: 14px;
  line-height: 1.66;
  color: #3d4a52;
}

.page-products .speed-strip{
  display: grid;
  gap: 10px;
  padding: clamp(18px, 3vw, 26px);
  margin-bottom: clamp(20px, 3vw, 32px);
  border-radius: var(--radius-md);
  background: linear-gradient(100deg, var(--c-lake) 0%, #0f6b6a 100%);
  color: var(--c-paper);
}

.page-products .speed-strip__main{
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.3rem, 3vw, 1.75rem);
  letter-spacing: -0.01em;
}

.page-products .speed-strip__main .mono{
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.page-products .speed-strip__note{
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(252, 251, 247, .86);
}

/* 支持 */
.page-products .prod-section--narrow{
  max-width: 58rem;
}

.page-products .support-list{
  margin: 0 0 24px;
  padding: 0;
  border-top: 1px solid var(--prod-line);
}

.page-products .support-list__row{
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--prod-line);
}

.page-products .support-list__row dt{
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--c-mist);
}

.page-products .support-list__row dd{
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--c-ink);
  word-break: break-word;
}

.page-products .support-list__row dd a{
  color: var(--c-lake);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .support-list__row dd a:focus-visible{
  outline: 2px solid var(--c-electric);
  outline-offset: 2px;
}

.page-products .support-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0;
}

@media (min-width: 760px){
  .page-products .cap-grid{
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .cap:nth-child(1),
  .page-products .cap:nth-child(4),
  .page-products .cap:nth-child(5){
    grid-column: span 2;
  }

  .page-products .cap:nth-child(2),
  .page-products .cap:nth-child(3),
  .page-products .cap:nth-child(6){
    grid-column: span 1;
  }

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

  .page-products .form-col{
    border-bottom: 0;
    border-right: 1px solid var(--prod-line);
  }

  .page-products .form-col:last-child{
    border-right: 0;
  }

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

  .page-products .scene-list{
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .timeline{
    grid-template-columns: repeat(2, 1fr);
    gap: 20px 24px;
  }

  .page-products .support-list__row{
    grid-template-columns: 140px 1fr;
    align-items: baseline;
    gap: 16px;
  }
}

@media (min-width: 1000px){
  .page-products .subscribe-layout{
    grid-template-columns: 1.35fr .65fr;
    align-items: start;
  }

  .page-products .subscribe-figure{
    order: 0;
    position: sticky;
    top: calc(var(--rail-h) + 16px);
  }

  .page-products .records-layout{
    grid-template-columns: .85fr 1.15fr;
    align-items: start;
  }

  .page-products .records-figure{
    position: sticky;
    top: calc(var(--rail-h) + 16px);
  }

  .page-products .timeline{
    grid-template-columns: repeat(4, 1fr);
    position: relative;
  }

  .page-products .timeline::before{
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 4px;
    height: 1px;
    background: var(--prod-line);
  }

  .page-products .timeline__item{
    padding-top: 26px;
    border: 0;
    border-top: 2px solid transparent;
    border-radius: 0;
    background: transparent;
  }

  .page-products .timeline__point{
    left: 0;
    top: -3px;
  }

  .page-products .prod-hero__meta{
    gap: 40px;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-products .cap,
  .page-products .form-col,
  .page-products .prod-index__link,
  .page-products .switch__track,
  .page-products .switch__track::after{
    transition: none;
  }
}
<<<END>>>