.page-products {
  --pp-line: rgba(11, 11, 12, .14);
  --pp-line-gold: rgba(233, 185, 73, .45);
  --pp-shell-gap: clamp(1rem, 3vw, 2.5rem);
  background: var(--paper);
  color: var(--ink);
  overflow-x: clip;
}

.page-products .pp-figure {
  display: block;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--pp-line-gold);
  background: var(--ink);
}

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

/* ---------- 首屏 ---------- */

.page-products .pp-hero {
  position: relative;
  isolation: isolate;
  background: var(--ink);
  color: var(--paper);
  padding: clamp(2rem, 5vw, 3.25rem) 0 clamp(2.5rem, 6vw, 4.5rem);
  overflow: hidden;
}

.page-products .pp-hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -12%;
  width: min(78vw, 640px);
  aspect-ratio: 1 / 1;
  background: radial-gradient(circle at 50% 50%, rgba(233, 185, 73, .3), transparent 62%);
  pointer-events: none;
  z-index: -1;
}

.page-products .pp-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gold) 0%, rgba(233, 185, 73, 0) 42%, rgba(200, 16, 46, 0) 58%, var(--red) 100%);
}

.page-products .pp-hero .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: .78rem;
  letter-spacing: .1em;
}

.page-products .pp-hero .breadcrumb__item {
  color: rgba(246, 241, 230, .5);
}

.page-products .pp-hero .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: .55rem;
  color: rgba(233, 185, 73, .5);
}

.page-products .pp-hero .breadcrumb__link {
  color: rgba(246, 241, 230, .62);
  text-decoration: none;
  transition: color .22s var(--ease);
}

.page-products .pp-hero .breadcrumb__link:hover,
.page-products .pp-hero .breadcrumb__link:focus-visible {
  color: var(--gold);
}

.page-products .pp-hero__eyebrow {
  margin: clamp(1.4rem, 4vw, 2.4rem) 0 0;
  font-family: var(--font-num);
  font-size: .82rem;
  letter-spacing: .34em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-products .pp-hero__title {
  margin: .9rem 0 0;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(1.95rem, 5.6vw, 4.4rem);
  line-height: 1.1;
  letter-spacing: -.01em;
  color: var(--paper);
  max-width: 22ch;
}

.page-products .pp-hero__lede {
  margin: clamp(1.1rem, 2.6vw, 1.6rem) 0 0;
  max-width: 58ch;
  font-size: clamp(.98rem, 1.3vw, 1.08rem);
  line-height: 1.85;
  color: rgba(246, 241, 230, .78);
}

.page-products .pp-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(2rem, 5vw, 3rem) 0 0;
  padding: 0;
  list-style: none;
  background: var(--pp-line-gold);
  border: 1px solid var(--pp-line-gold);
}

.page-products .pp-fact {
  background: var(--ink);
  padding: 1rem 1.05rem 1.1rem;
  min-width: 0;
}

.page-products .pp-fact__head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: .3rem;
  margin: 0;
}

.page-products .pp-fact__num {
  font-family: var(--font-num);
  font-size: clamp(1.7rem, 4vw, 2.3rem);
  line-height: 1;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-products .pp-fact__unit {
  font-size: .82rem;
  letter-spacing: .1em;
  color: rgba(233, 185, 73, .8);
}

.page-products .pp-fact__label {
  margin: .5rem 0 0;
  font-size: .84rem;
  line-height: 1.6;
  color: rgba(246, 241, 230, .62);
}

/* ---------- 流程 ---------- */

.page-products .pp-flow__banner {
  margin: 0 0 clamp(1.75rem, 4vw, 2.75rem);
}

.page-products .pp-steps {
  border-top: 1px solid var(--pp-line);
}

.page-products .pp-step {
  border-bottom: 1px solid var(--pp-line);
  transition: background .28s var(--ease);
}

.page-products .pp-step[open] {
  background: linear-gradient(180deg, var(--gold-wash) 0%, rgba(243, 223, 166, 0) 140%);
}

.page-products .pp-step__head {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr) auto;
  align-items: center;
  gap: 1rem;
  padding: 1.05rem 1rem;
  cursor: pointer;
  list-style: none;
  transition: padding-left .25s var(--ease);
}

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

.page-products .pp-step__head:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 2px;
}

.page-products .pp-step__num {
  font-family: var(--font-num);
  font-size: 1.4rem;
  letter-spacing: .04em;
  color: var(--copper);
  font-variant-numeric: tabular-nums;
  transition: color .25s var(--ease);
}

.page-products .pp-step__name {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(1.02rem, 1.8vw, 1.3rem);
  color: var(--ink);
}

.page-products .pp-step__head::after {
  content: "";
  width: 10px;
  height: 10px;
  border-right: 1.5px solid var(--copper);
  border-bottom: 1.5px solid var(--copper);
  transform: rotate(45deg);
  transition: transform .28s var(--ease), border-color .28s var(--ease);
}

.page-products .pp-step[open] .pp-step__num {
  color: var(--red);
}

.page-products .pp-step[open] .pp-step__head::after {
  transform: rotate(-135deg);
  border-color: var(--red);
}

.page-products .pp-step__body {
  display: grid;
  gap: .6rem;
  padding: 0 1rem 1.3rem;
}

.page-products .pp-step__text {
  margin: 0;
  font-size: .97rem;
  line-height: 1.8;
  color: var(--stone);
  max-width: 62ch;
}

.page-products .pp-step__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .55rem;
  margin: 0;
  font-size: .88rem;
  color: var(--ink);
}

.page-products .pp-step__meta-k {
  font-family: var(--font-num);
  font-size: .74rem;
  letter-spacing: .18em;
  color: var(--red);
}

/* ---------- 四档 ---------- */

.page-products .pp-tiers__figure {
  margin: 0 0 clamp(1.5rem, 3.5vw, 2.25rem);
}

.page-products .pp-tiers__scroll {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(248px, 1fr);
  gap: 1px;
  background: var(--pp-line);
  border: 1px solid var(--pp-line);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scroll-snap-type: x proximity;
}

.page-products .pp-tier {
  display: flex;
  flex-direction: column;
  gap: .55rem;
  background: var(--paper);
  padding: clamp(1.2rem, 2.4vw, 1.7rem) clamp(1rem, 1.8vw, 1.35rem);
  scroll-snap-align: start;
  transition: transform .25s var(--ease), background .25s var(--ease);
}

.page-products .pp-tier:hover {
  transform: translateY(-2px);
  background: var(--gold-wash);
}

.page-products .pp-tier--top {
  box-shadow: inset 0 3px 0 0 var(--gold);
}

.page-products .pp-tier__num {
  font-family: var(--font-num);
  font-size: clamp(2.4rem, 4.6vw, 3.2rem);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  transition: color .25s var(--ease);
}

.page-products .pp-tier:hover .pp-tier__num {
  color: var(--gold);
}

.page-products .pp-tier__name {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(1.25rem, 2.1vw, 1.55rem);
  color: var(--ink);
}

.page-products .pp-tier__fit {
  margin: 0;
  font-size: .93rem;
  line-height: 1.75;
  color: var(--stone);
}

.page-products .pp-tier__specs {
  display: grid;
  gap: .6rem;
  margin: .35rem 0 0;
  padding-top: .8rem;
  border-top: 1px solid var(--pp-line);
}

.page-products .pp-tier__spec {
  display: grid;
  gap: .12rem;
}

.page-products .pp-tier__spec dt {
  font-size: .7rem;
  letter-spacing: .14em;
  color: var(--stone);
}

.page-products .pp-tier__spec dd {
  margin: 0;
  font-size: .9rem;
  line-height: 1.6;
  color: var(--ink);
}

/* ---------- 资料 ---------- */

.page-products .pp-docs__grid {
  align-items: start;
}

.page-products .pp-docs__list {
  display: grid;
  gap: 1px;
  margin-top: clamp(1.25rem, 3vw, 2rem);
  background: var(--pp-line);
  border: 1px solid var(--pp-line);
}

.page-products .pp-doc {
  display: grid;
  gap: .4rem;
  background: var(--paper);
  padding: 1.15rem 1.2rem 1.3rem;
}

.page-products .pp-doc__k {
  font-family: var(--font-num);
  font-size: 1rem;
  letter-spacing: .12em;
  color: var(--copper);
}

.page-products .pp-doc__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--ink);
}

.page-products .pp-doc__text {
  margin: 0;
  font-size: .94rem;
  line-height: 1.78;
  color: var(--stone);
}

.page-products .pp-docs__note {
  margin-top: clamp(1.1rem, 2.5vw, 1.6rem);
}

.page-products .pp-docs__figure {
  margin-top: clamp(1.25rem, 3vw, 2rem);
}

/* ---------- 生效时间 ---------- */

.page-products .pp-years-grid {
  display: grid;
  gap: 1px;
  background: rgba(233, 185, 73, .28);
  border: 1px solid rgba(233, 185, 73, .28);
}

.page-products .pp-year {
  background: var(--green);
  padding: clamp(1.1rem, 2.4vw, 1.5rem);
}

.page-products .pp-year__head {
  display: flex;
  align-items: baseline;
  gap: .4rem;
  margin: 0;
}

.page-products .pp-year__num {
  font-family: var(--font-num);
  font-size: clamp(1.5rem, 3vw, 2rem);
  line-height: 1;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-products .pp-year__unit {
  font-size: .78rem;
  letter-spacing: .16em;
  color: rgba(233, 185, 73, .75);
}

.page-products .pp-year__text {
  margin: .7rem 0 0;
  font-size: .93rem;
  line-height: 1.8;
  color: rgba(246, 241, 230, .78);
}

.page-products .pp-effect__hint {
  margin: clamp(1.2rem, 2.6vw, 1.7rem) 0 0;
  font-size: .94rem;
  line-height: 1.85;
  color: rgba(246, 241, 230, .82);
  max-width: 60ch;
}

.page-products .pp-effect__figure {
  margin-top: clamp(1.5rem, 3vw, 2rem);
  border-color: rgba(233, 185, 73, .35);
}

/* ---------- 卡点 ---------- */

.page-products .pp-blockers__list {
  display: grid;
  gap: 1px;
  margin-top: clamp(1.25rem, 3vw, 1.75rem);
  background: var(--pp-line);
  border: 1px solid var(--pp-line);
}

.page-products .pp-blocker {
  background: var(--paper);
}

.page-products .pp-blocker__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.1rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--ink);
  transition: background .25s var(--ease);
}

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

.page-products .pp-blocker__q:hover {
  background: rgba(243, 223, 166, .45);
}

.page-products .pp-blocker__q:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: -2px;
}

.page-products .pp-blocker__q::after {
  content: "+";
  flex: none;
  font-family: var(--font-num);
  font-size: 1.3rem;
  line-height: 1;
  color: var(--copper);
  transition: color .25s var(--ease);
}

.page-products .pp-blocker[open] .pp-blocker__q::after {
  content: "–";
  color: var(--red);
}

.page-products .pp-blocker__a {
  margin: 0;
  padding: .85rem 1.1rem 1.1rem;
  border-top: 1px solid var(--pp-line);
  font-size: .94rem;
  line-height: 1.8;
  color: var(--stone);
}

/* ---------- 两季新品 ---------- */

.page-products .pp-season__grid {
  align-items: center;
}

.page-products .pp-season__body {
  min-width: 0;
}

.page-products .pp-season__text {
  margin: 1rem 0 0;
  font-size: .97rem;
  line-height: 1.85;
  color: var(--stone);
  max-width: 58ch;
}

.page-products .pp-season__list {
  display: grid;
  gap: .6rem;
  margin: clamp(1.2rem, 2.6vw, 1.7rem) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-season__list li {
  display: flex;
  align-items: baseline;
  gap: .7rem;
  padding-top: .6rem;
  border-top: 1px solid var(--pp-line);
  font-size: .95rem;
  line-height: 1.7;
  color: var(--ink);
}

.page-products .pp-season__k {
  font-family: var(--font-num);
  font-size: 1.5rem;
  line-height: 1;
  color: var(--red);
  font-variant-numeric: tabular-nums;
  flex: none;
}

.page-products .pp-season__figure {
  margin-top: clamp(1.25rem, 3vw, 0px);
}

/* ---------- 长期对接 ---------- */

.page-products .pp-longterm .section-head__index {
  color: var(--gold);
}

.page-products .pp-longterm .section-head__title {
  color: var(--paper);
}

.page-products .pp-longterm .section-head__note {
  color: rgba(246, 241, 230, .72);
}

.page-products .pp-longterm__grid {
  display: grid;
  gap: 1px;
  margin-top: clamp(1.5rem, 3.5vw, 2.25rem);
  background: rgba(233, 185, 73, .28);
  border: 1px solid rgba(233, 185, 73, .28);
}

.page-products .pp-longterm__item {
  background: var(--curtain);
  padding: clamp(1.15rem, 2.4vw, 1.6rem);
}

.page-products .pp-longterm__k {
  margin: 0;
  font-family: var(--font-num);
  font-size: clamp(2rem, 4vw, 2.7rem);
  line-height: 1;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-products .pp-longterm__t {
  margin: .7rem 0 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--paper);
}

.page-products .pp-longterm__d {
  margin: .5rem 0 0;
  font-size: .92rem;
  line-height: 1.8;
  color: rgba(246, 241, 230, .76);
}

.page-products .pp-years {
  display: flex;
  flex-wrap: wrap;
  margin: clamp(2rem, 4vw, 2.75rem) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(233, 185, 73, .35);
}

.page-products .pp-years__item {
  position: relative;
  flex: 1 1 auto;
  min-width: 3.4rem;
  padding: 1rem .4rem .5rem;
  text-align: center;
  font-family: var(--font-num);
  font-size: 1.05rem;
  letter-spacing: .08em;
  color: rgba(246, 241, 230, .6);
  border-right: 1px solid rgba(233, 185, 73, .16);
  font-variant-numeric: tabular-nums;
}

.page-products .pp-years__item:last-child {
  border-right: 0;
}

.page-products .pp-years__item::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 50%;
  transform: translateX(-50%);
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
}

/* ---------- 下一页 ---------- */

.page-products .pp-next__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: clamp(1.25rem, 3vw, 1.75rem);
  background: var(--pp-line-gold);
  border: 1px solid var(--pp-line-gold);
}

.page-products .pp-next__card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: .45rem 1rem;
  background: var(--paper);
  padding: 1.15rem 1.2rem 1.3rem;
  text-decoration: none;
  transition: background .25s var(--ease), transform .25s var(--ease);
}

.page-products .pp-next__card:hover,
.page-products .pp-next__card:focus-visible {
  background: var(--gold-wash);
  transform: translateY(-2px);
}

.page-products .pp-next__kicker {
  grid-column: 1 / 2;
  font-family: var(--font-num);
  font-size: .74rem;
  letter-spacing: .2em;
  color: var(--red);
}

.page-products .pp-next__title {
  grid-column: 1 / 2;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.5;
  color: var(--ink);
}

.page-products .pp-next__arrow {
  grid-column: 2 / 3;
  grid-row: 1 / 3;
  font-family: var(--font-num);
  font-size: 1.3rem;
  color: var(--copper);
  transition: color .25s var(--ease), transform .25s var(--ease);
}

.page-products .pp-next__card:hover .pp-next__arrow {
  color: var(--red);
  transform: translateX(3px);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-products .pp-step__body {
    padding-left: 4.4rem;
    padding-right: 1.6rem;
  }

  .page-products .pp-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pp-next__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .pp-tiers__scroll {
    grid-auto-flow: row;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    overflow-x: visible;
  }

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

  .page-products .pp-longterm__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pp-next__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-products .pp-blockers__grid {
    align-items: start;
  }

  .page-products .pp-blockers__list {
    margin-top: 0;
  }

  .page-products .pp-season__grid {
    gap: clamp(2rem, 4vw, 3.5rem);
  }
}

@media (max-width: 719px) {
  .page-products .pp-season__figure {
    order: 2;
    margin-top: 1.25rem;
  }

  .page-products .pp-season__body {
    order: 1;
  }

  .page-products .pp-year__num {
    font-size: 1.35rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-step,
  .page-products .pp-step__head,
  .page-products .pp-step__head::after,
  .page-products .pp-tier,
  .page-products .pp-tier__num,
  .page-products .pp-next__card,
  .page-products .pp-next__arrow {
    transition: none;
  }

  .page-products .pp-tier:hover,
  .page-products .pp-next__card:hover {
    transform: none;
  }
}
<<<END>>>