/* ===== 产品与客户端 /product/ ===== */
.page-products {
  --pdp-paper-2: #FBF8F1;
  --pdp-hair: rgba(34, 52, 77, .92);
  --pdp-hair-soft: rgba(10, 20, 36, .16);
  --pdp-deep: #0A1424;
  background: var(--ink);
  color: var(--white);
  overflow-x: hidden;
}

.page-products *,
.page-products *::before,
.page-products *::after {
  box-sizing: border-box;
}

.page-products .pdp-wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- 首屏 ---------- */
.page-products .pdp-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(1.6rem, 4vw, 2.6rem) clamp(2rem, 5vw, 3.6rem);
  background: linear-gradient(158deg, #132339 0%, var(--ink) 58%);
}

.page-products .pdp-hero::after {
  content: "";
  position: absolute;
  top: -34%;
  right: -24%;
  width: 78%;
  height: 150%;
  background: linear-gradient(205deg, rgba(42, 212, 230, .16), rgba(42, 212, 230, 0) 62%);
  transform: rotate(13deg);
  pointer-events: none;
}

.page-products .pdp-hero__wrap {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
}

.page-products .pdp-hero .crumb {
  font-size: .8rem;
  color: var(--mute);
}

.page-products .pdp-hero .crumb a {
  color: var(--mute);
  text-decoration: none;
}

.page-products .pdp-hero .crumb a:hover,
.page-products .pdp-hero .crumb a:focus-visible {
  color: var(--cyan);
}

.page-products .pdp-hero .eyebrow {
  margin-top: 1rem;
}

.page-products .pdp-hero h1 {
  margin: .45rem 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.85rem, 5.6vw, 3.3rem);
  line-height: 1.08;
  letter-spacing: -.012em;
  color: var(--white);
}

.page-products .pdp-hero__lede {
  max-width: 44ch;
  margin-top: 1rem;
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(251, 252, 254, .78);
}

.page-products .pdp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.5rem;
}

.page-products .pdp-hero__fig {
  margin: 0;
}

/* ---------- 图容器 ---------- */
.page-products .pdp-fig {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--pdp-hair);
  background: var(--slate);
}

.page-products .pdp-fig::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image:
    linear-gradient(rgba(143, 163, 188, .11) 1px, transparent 1px),
    linear-gradient(90deg, rgba(143, 163, 188, .11) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
}

.page-products .pdp-fig img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-products .pdp-fig--square img {
  aspect-ratio: 1 / 1;
}

.page-products .pdp-fig--flat::before {
  opacity: .45;
}

.page-products .pdp-fig figcaption {
  padding: .7rem .9rem .8rem;
  font-size: .76rem;
  line-height: 1.6;
  color: var(--mute);
  border-top: 1px solid var(--pdp-hair);
  background: rgba(10, 20, 36, .72);
}

/* ---------- 数字条 ---------- */
.page-products .pdp-ticker {
  border-block: 1px solid var(--pdp-hair);
  background: var(--slate);
}

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

.page-products .pdp-ticker__item {
  display: flex;
  align-items: baseline;
  gap: .45rem;
  padding: .95rem 1rem;
  border-top: 1px solid var(--pdp-hair);
  border-left: 1px solid var(--pdp-hair);
}

.page-products .pdp-ticker__item:nth-child(2n + 1) {
  border-left: 0;
}

.page-products .pdp-ticker__item:nth-child(-n + 2) {
  border-top: 0;
}

.page-products .pdp-ticker__num {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 4.4vw, 2.2rem);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
}

.page-products .pdp-ticker__lab {
  font-size: .78rem;
  letter-spacing: .02em;
  color: var(--mute);
}

/* ---------- 通用区块 ---------- */
.page-products .pdp-sec {
  padding-block: clamp(2.2rem, 5.5vw, 4rem);
}

.page-products .pdp-sec--index {
  background: linear-gradient(180deg, var(--ink) 0%, #0D1929 100%);
}

.page-products .pdp-sec__head {
  max-width: 46rem;
  margin-bottom: clamp(1.4rem, 3.5vw, 2.3rem);
}

.page-products .pdp-sec h2,
.page-products .pdp-refresh__body h2 {
  margin: .4rem 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.42rem, 4vw, 2.2rem);
  line-height: 1.16;
  letter-spacing: -.006em;
  color: var(--white);
}

.page-products .pdp-sec__lede,
.page-products .pdp-refresh__lede {
  max-width: 44rem;
  margin-top: .85rem;
  font-size: .96rem;
  line-height: 1.8;
  color: rgba(251, 252, 254, .76);
}

/* ---------- 平台 ---------- */
.page-products .pdp-platforms {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--pdp-hair);
  border: 1px solid var(--pdp-hair);
}

.page-products .pdp-platform {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  padding: 1.15rem 1.1rem 1.4rem;
  background: var(--ink);
  transition: background var(--mid) var(--ease);
}

.page-products .pdp-platform:hover {
  background: var(--slate);
}

.page-products .pdp-platform__name {
  margin: .35rem 0 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: .01em;
  color: var(--white);
}

.page-products .pdp-platform p {
  margin: 0;
  font-size: .87rem;
  line-height: 1.7;
  color: rgba(251, 252, 254, .7);
}

.page-products .pdp-platformfig {
  margin-top: clamp(1.4rem, 3.5vw, 2.2rem);
}

/* ---------- 栏目索引 ---------- */
.page-products .pdp-index {
  display: grid;
  gap: clamp(1.3rem, 3.5vw, 2.2rem);
}

.page-products .pdp-idx__groups {
  list-style: none;
  margin: 0;
  padding: 0;
  border: 1px solid var(--pdp-hair);
  background: var(--slate);
}

.page-products .pdp-idx__group + .pdp-idx__group {
  border-top: 1px solid var(--pdp-hair);
}

.page-products .pdp-idx__summary {
  position: relative;
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .9rem 2.8rem .9rem 1rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: .01em;
  color: var(--white);
  transition: background var(--fast) var(--ease);
}

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

.page-products .pdp-idx__summary:hover {
  background: rgba(42, 212, 230, .07);
}

.page-products .pdp-idx__summary::after {
  content: "+";
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--cyan);
}

.page-products details[open] > .pdp-idx__summary::after {
  content: "–";
}

.page-products .pdp-idx__no {
  font-family: var(--font-mono);
  font-size: .78rem;
  font-variant-numeric: tabular-nums;
  color: var(--mute);
}

.page-products .pdp-idx__name {
  flex: 1 1 auto;
  min-width: 0;
}

.page-products .pdp-idx__count {
  font-family: var(--font-mono);
  font-size: .76rem;
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
  white-space: nowrap;
}

.page-products .pdp-idx__subs {
  list-style: none;
  margin: 0;
  padding: 0 1rem 1rem;
  display: grid;
  gap: .3rem;
}

.page-products .pdp-sub {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: .15rem .6rem;
  align-items: baseline;
  padding: .48rem .65rem;
  border-left: 2px solid rgba(42, 212, 230, .35);
  background: rgba(10, 20, 36, .55);
}

.page-products .pdp-sub__name {
  font-size: .88rem;
  color: var(--white);
}

.page-products .pdp-sub__type {
  font-size: .74rem;
  color: var(--mute);
}

.page-products .pdp-sub__freq {
  grid-column: 1 / -1;
  font-family: var(--font-mono);
  font-size: .72rem;
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
}

.page-products .pdp-index__aside {
  display: flex;
  flex-direction: column;
  gap: .85rem;
}

.page-products .pdp-index__note {
  margin: 0;
  padding: .8rem .9rem;
  border-left: 2px solid var(--orange);
  background: rgba(255, 107, 44, .07);
  font-size: .82rem;
  line-height: 1.7;
  color: rgba(251, 252, 254, .76);
}

/* ---------- 三条路径 ---------- */
.page-products .pdp-paths {
  display: grid;
  gap: 1px;
  background: var(--pdp-hair);
  border-block: 1px solid var(--pdp-hair);
}

.page-products .pdp-path {
  padding: 1.35rem 1.15rem 1.5rem;
  background: var(--ink);
  border-top: 3px solid var(--stone);
}

.page-products .pdp-path--a {
  border-top-color: var(--cyan);
}

.page-products .pdp-path--b {
  border-top-color: var(--orange);
}

.page-products .pdp-path--c {
  border-top-color: var(--gold);
}

.page-products .pdp-path__k {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--mute);
}

.page-products .pdp-path h3 {
  margin: .5rem 0 .5rem;
  font-family: var(--font-display);
  font-size: 1.12rem;
  letter-spacing: .01em;
  color: var(--white);
}

.page-products .pdp-path p {
  margin: 0;
  font-size: .88rem;
  line-height: 1.75;
  color: rgba(251, 252, 254, .72);
}

/* ---------- 刷新与主题 ---------- */
.page-products .pdp-sec--refresh {
  background: linear-gradient(180deg, #0C1727 0%, var(--ink) 100%);
  border-top: 1px solid var(--pdp-hair);
}

.page-products .pdp-refresh {
  display: grid;
  gap: clamp(1.3rem, 3.5vw, 2.6rem);
  align-items: center;
}

.page-products .pdp-refresh__body .eyebrow {
  margin: 0;
}

.page-products .pdp-rates {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--pdp-hair);
  border: 1px solid var(--pdp-hair);
}

.page-products .pdp-rate {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: .3rem .8rem;
  align-items: baseline;
  padding: .85rem 1rem;
  background: var(--ink);
}

.page-products .pdp-rate__t {
  font-family: var(--font-display);
  font-size: .98rem;
  color: var(--white);
}

.page-products .pdp-rate__v {
  font-family: var(--font-mono);
  font-size: .95rem;
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
}

.page-products .pdp-rate p {
  grid-column: 1 / -1;
  margin: 0;
  font-size: .82rem;
  line-height: 1.65;
  color: var(--mute);
}

.page-products .pdp-refresh__theme {
  margin: 1.1rem 0 0;
  padding-left: .9rem;
  border-left: 2px solid var(--gold);
  font-size: .86rem;
  line-height: 1.75;
  color: rgba(251, 252, 254, .76);
}

/* ---------- 浅色纸张区 ---------- */
.page-products .pdp-paper {
  position: relative;
  background: var(--paper);
  color: #14213A;
}

.page-products .pdp-paper--specs {
  padding-block: clamp(2.2rem, 5.5vw, 4rem);
  box-shadow: inset 0 1px 0 rgba(10, 20, 36, .12);
}

.page-products .pdp-paper--start {
  padding-block: clamp(2rem, 5vw, 3.6rem);
  background: var(--pdp-paper-2);
  box-shadow: inset 0 1px 0 rgba(10, 20, 36, .1), inset 0 -1px 0 rgba(10, 20, 36, .1);
}

.page-products .pdp-paper .eyebrow {
  color: var(--stone);
}

.page-products .pdp-paper h2 {
  color: #14213A;
}

.page-products .pdp-paper .pdp-sec__lede {
  color: rgba(20, 33, 58, .74);
}

.page-products .pdp-paper a {
  color: #14607A;
  text-underline-offset: 3px;
}

/* ---------- 规格卡 ---------- */
.page-products .pdp-specs__grid {
  display: grid;
  gap: 1px;
  background: var(--pdp-hair-soft);
  border: 1px solid var(--pdp-hair-soft);
}

.page-products .pdp-spec {
  display: flex;
  flex-direction: column;
  gap: .55rem;
  padding: 1.2rem 1.1rem 1.15rem;
  background: var(--paper);
  outline: none;
  transition: background var(--mid) var(--ease), box-shadow var(--mid) var(--ease);
}

.page-products .pdp-spec:hover,
.page-products .pdp-spec:focus-visible {
  background: #FFFDF8;
  box-shadow: inset 0 3px 0 var(--cyan);
}

.page-products .pdp-spec--4:hover,
.page-products .pdp-spec--4:focus-visible {
  box-shadow: inset 0 3px 0 var(--gold);
}

.page-products .pdp-spec__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .08em;
  font-variant-numeric: tabular-nums;
  color: rgba(20, 33, 58, .45);
}

.page-products .pdp-spec__name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.24rem;
  letter-spacing: .01em;
  color: #14213A;
}

.page-products .pdp-spec__for {
  margin: 0;
  font-size: .8rem;
  line-height: 1.65;
  color: rgba(20, 33, 58, .62);
}

.page-products .pdp-spec__list {
  list-style: none;
  margin: .35rem 0 0;
  padding: 0;
  display: grid;
  gap: .38rem;
}

.page-products .pdp-spec__list li {
  position: relative;
  padding-left: .95rem;
  font-size: .84rem;
  line-height: 1.6;
  color: rgba(20, 33, 58, .84);
}

.page-products .pdp-spec__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 5px;
  height: 5px;
  background: var(--cyan);
}

.page-products .pdp-spec--4 .pdp-spec__list li::before {
  background: var(--gold-dk);
}

.page-products .pdp-spec__bar {
  position: relative;
  margin-top: auto;
  height: 6px;
  border-radius: 2px;
  background: rgba(10, 20, 36, .12);
  overflow: hidden;
}

.page-products .pdp-spec__bar::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: var(--depth, 25%);
  background: linear-gradient(90deg, #1C93A6, var(--cyan));
  transition: width var(--mid) var(--ease);
}

.page-products .pdp-spec--4 .pdp-spec__bar::after {
  background: linear-gradient(90deg, var(--gold-lt), var(--gold-dk));
}

.page-products .pdp-spec--1 { --depth: 25%; }
.page-products .pdp-spec--2 { --depth: 50%; }
.page-products .pdp-spec--3 { --depth: 75%; }
.page-products .pdp-spec--4 { --depth: 100%; }

.page-products .pdp-spec:hover .pdp-spec__bar::after {
  filter: brightness(1.1);
}

.page-products .pdp-spec__depth-lab {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .04em;
  color: rgba(20, 33, 58, .5);
}

.page-products .pdp-specs__fig {
  margin-top: clamp(1.4rem, 3.5vw, 2.2rem);
  border-color: var(--pdp-hair-soft);
  background: #E6E0D2;
}

.page-products .pdp-specs__fig::before {
  opacity: .5;
}

/* ---------- 价格构成 ---------- */
.page-products .pdp-price {
  margin-top: clamp(1.4rem, 3.5vw, 2.2rem);
  padding-top: 1.3rem;
  border-top: 1px solid var(--pdp-hair-soft);
}

.page-products .pdp-price__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.12rem;
  letter-spacing: .01em;
  color: #14213A;
}

.page-products .pdp-price__desc {
  max-width: 46rem;
  margin: .7rem 0 0;
  font-size: .88rem;
  line-height: 1.8;
  color: rgba(20, 33, 58, .78);
}

.page-products .pdp-pricebar {
  list-style: none;
  display: flex;
  margin: 1.1rem 0 0;
  padding: 0;
  height: 38px;
  border-radius: 2px;
  overflow: hidden;
}

.page-products .pdp-pricebar__seg {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-inline: .3rem;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .02em;
  color: #0A1424;
  white-space: nowrap;
  overflow: hidden;
  transition: filter var(--fast) var(--ease);
}

.page-products .pdp-pricebar__seg:hover {
  filter: brightness(1.12);
}

.page-products .pdp-pricebar__seg--a { flex: 34 1 0; background: var(--cyan); }
.page-products .pdp-pricebar__seg--b { flex: 27 1 0; background: #7FD8E2; }
.page-products .pdp-pricebar__seg--c { flex: 21 1 0; background: var(--orange); }
.page-products .pdp-pricebar__seg--d { flex: 18 1 0; background: var(--gold); }

.page-products .pdp-price__note {
  margin: .8rem 0 0;
  font-size: .78rem;
  line-height: 1.7;
  color: rgba(20, 33, 58, .6);
}

/* ---------- 开通步骤与场景 ---------- */
.page-products .pdp-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--pdp-hair-soft);
  border: 1px solid var(--pdp-hair-soft);
}

.page-products .pdp-step {
  padding: 1.15rem 1.05rem 1.35rem;
  background: #FFFDF8;
}

.page-products .pdp-step__no {
  display: block;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  font-variant-numeric: tabular-nums;
  color: var(--orange);
}

.page-products .pdp-step h3 {
  margin: .45rem 0 .4rem;
  font-family: var(--font-display);
  font-size: 1.02rem;
  letter-spacing: .01em;
  color: #14213A;
}

.page-products .pdp-step p {
  margin: 0;
  font-size: .84rem;
  line-height: 1.7;
  color: rgba(20, 33, 58, .7);
}

.page-products .pdp-scenes {
  list-style: none;
  margin: clamp(1.5rem, 3.5vw, 2.2rem) 0 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-products .pdp-scene {
  padding-top: .85rem;
  border-top: 3px solid #14213A;
}

.page-products .pdp-scene:nth-child(1) { border-top-color: var(--cyan); }
.page-products .pdp-scene:nth-child(2) { border-top-color: var(--orange); }
.page-products .pdp-scene:nth-child(3) { border-top-color: var(--gold-dk); }

.page-products .pdp-scene h3 {
  margin: 0 0 .4rem;
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: .01em;
  color: #14213A;
}

.page-products .pdp-scene p {
  margin: 0;
  font-size: .84rem;
  line-height: 1.75;
  color: rgba(20, 33, 58, .72);
}

.page-products .pdp-start__foot {
  margin: clamp(1.5rem, 3.5vw, 2.1rem) 0 0;
  padding-top: 1.1rem;
  border-top: 1px solid var(--pdp-hair-soft);
  font-size: .85rem;
  line-height: 1.85;
  color: rgba(20, 33, 58, .76);
}

/* =========================================================
   响应式
   ========================================================= */
@media (min-width: 640px) {
  .page-products .pdp-sub {
    grid-template-columns: minmax(0, 1fr) 6rem 6.5rem;
    align-items: center;
  }

  .page-products .pdp-sub__freq {
    grid-column: auto;
    text-align: right;
  }
}

@media (min-width: 720px) {
  .page-products .pdp-ticker__wrap {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pdp-ticker__item {
    border-top: 0;
  }

  .page-products .pdp-ticker__item:nth-child(2n + 1) {
    border-left: 1px solid var(--pdp-hair);
  }

  .page-products .pdp-ticker__item:first-child {
    border-left: 0;
  }

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

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

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

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

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

@media (min-width: 900px) {
  .page-products .pdp-hero__wrap {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
  }

  .page-products .pdp-refresh {
    grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr);
  }
}

@media (min-width: 960px) {
  .page-products .pdp-index {
    grid-template-columns: minmax(0, 1.42fr) minmax(0, .88fr);
    align-items: start;
  }

  .page-products .pdp-index__aside {
    position: sticky;
    top: 1.5rem;
  }

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

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

@media (min-width: 1120px) {
  .page-products .pdp-specs__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pdp-platform,
  .page-products .pdp-spec,
  .page-products .pdp-spec__bar::after,
  .page-products .pdp-idx__summary,
  .page-products .pdp-pricebar__seg {
    transition: none;
  }
}
<<<END>>>