.page-products {
  --pr-card-w: 252px;
  --pr-card-h: 216px;
  --pr-gap: 16px;
}

/* ---------- hero ---------- */
.page-products .pr-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(20px, 4vw, 34px) clamp(28px, 5vw, 56px);
  border-bottom: 1px solid rgba(31, 76, 120, 0.6);
  background:
    radial-gradient(760px 460px at 84% 6%, rgba(53, 224, 214, 0.16), transparent 68%),
    radial-gradient(620px 420px at 2% 96%, rgba(255, 118, 87, 0.12), transparent 72%);
}

.page-products .pr-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(31, 76, 120, 0.32) 1px, transparent 1px),
    linear-gradient(90deg, rgba(31, 76, 120, 0.32) 1px, transparent 1px);
  background-size: 88px 88px;
  -webkit-mask-image: radial-gradient(ellipse at 50% 38%, #000 18%, transparent 76%);
  mask-image: radial-gradient(ellipse at 50% 38%, #000 18%, transparent 76%);
  pointer-events: none;
}

.page-products .pr-hero__grid {
  position: relative;
  display: grid;
  gap: 30px;
  align-items: center;
}

.page-products .pr-hero__copy { min-width: 0; }

.page-products .pr-hero__title {
  margin: 14px 0 0;
  font-family: var(--hp-font-head);
  font-size: clamp(30px, 5.6vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.03em;
  font-weight: 800;
  color: var(--hp-white);
}

.page-products .pr-hero__lede {
  margin: 16px 0 0;
  max-width: 40em;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.8;
  color: var(--hp-silver);
}

.page-products .pr-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .pr-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pr-hero__stat {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-left: 12px;
  border-left: 2px solid rgba(31, 76, 120, 0.9);
}

.page-products .pr-hero__stat b {
  font-family: var(--hp-font-mono);
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--hp-mist);
}

.page-products .pr-hero__stat span {
  font-size: 12.5px;
  color: var(--hp-muted);
}

.page-products .pr-hero__visual { min-width: 0; }

.page-products .pr-hero__svg {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 24px;
}

/* ---------- 通用 figure ---------- */
.page-products .pr-figure {
  margin: 0;
  border: 1px solid rgba(31, 76, 120, 0.85);
  border-radius: var(--hp-radius-md);
  overflow: hidden;
  background: linear-gradient(160deg, #0B1F3A, #050B1A);
}

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

.page-products .pr-figure figcaption {
  padding: 11px 16px;
  font-family: var(--hp-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.02em;
  color: var(--hp-muted);
  border-top: 1px solid rgba(31, 76, 120, 0.7);
}

/* ---------- 总览：三种线索 ---------- */
.page-products .pr-index-map {
  display: grid;
  gap: 26px;
  margin-bottom: 40px;
}

.page-products .pr-finder {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.page-products .pr-finder__item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(31, 76, 120, 0.55);
}

.page-products .pr-finder__item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-products .pr-finder__idx {
  font-family: var(--hp-font-mono);
  font-size: 13px;
  line-height: 1.9;
  color: var(--hp-cyan);
  border: 1px solid rgba(53, 224, 214, 0.5);
  border-radius: 50%;
  width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.page-products .pr-finder h3 {
  margin: 0 0 6px;
  font-family: var(--hp-font-head);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--hp-white);
}

.page-products .pr-finder p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--hp-silver);
}

/* ---------- 横向轨道与翻转卡片 ---------- */
.page-products .pr-track__hint {
  margin: 0 0 12px;
  font-family: var(--hp-font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--hp-muted);
}

.page-products .pr-track {
  display: flex;
  gap: var(--pr-gap);
  overflow-x: auto;
  overflow-y: hidden;
  padding: 6px 2px 20px;
  scroll-snap-type: x proximity;
  scrollbar-width: thin;
  scrollbar-color: var(--hp-line) transparent;
  border-radius: var(--hp-radius-md);
}

.page-products .pr-track::-webkit-scrollbar { height: 6px; }
.page-products .pr-track::-webkit-scrollbar-track { background: transparent; }
.page-products .pr-track::-webkit-scrollbar-thumb {
  background: var(--hp-line);
  border-radius: 99px;
}

.page-products .pr-track:focus-visible {
  outline: 2px solid var(--hp-cyan);
  outline-offset: 6px;
}

.page-products .pr-card {
  flex: 0 0 var(--pr-card-w);
  width: var(--pr-card-w);
  height: var(--pr-card-h);
  margin: 0;
  padding: 0;
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  scroll-snap-align: start;
  border-radius: var(--hp-radius-md);
  perspective: 1100px;
}

.page-products .pr-card:focus-visible {
  outline: 2px solid var(--hp-cyan);
  outline-offset: 3px;
}

.page-products .pr-card__inner {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.5s cubic-bezier(0.2, 0.7, 0.25, 1);
}

.page-products .pr-card:hover .pr-card__inner,
.page-products .pr-card:focus-visible .pr-card__inner {
  transform: rotateY(180deg);
}

.page-products .pr-card__face {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px;
  border-radius: var(--hp-radius-md);
  border: 1px solid rgba(31, 76, 120, 0.95);
  background: linear-gradient(158deg, #0B1F3A 0%, #071427 100%);
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.page-products .pr-card:hover .pr-card__face--front {
  border-color: rgba(53, 224, 214, 0.55);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.35);
}

.page-products .pr-card__face--back {
  transform: rotateY(180deg);
  border-color: rgba(53, 224, 214, 0.55);
  background: linear-gradient(158deg, #0A2438 0%, #061220 100%);
}

.page-products .pr-card__idx {
  font-family: var(--hp-font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--hp-cyan);
}

.page-products .pr-card__name {
  margin-top: auto;
  font-family: var(--hp-font-head);
  font-size: 21px;
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.2;
  color: var(--hp-white);
}

.page-products .pr-card__meta {
  font-family: var(--hp-font-mono);
  font-size: 12px;
  color: var(--hp-silver);
}

.page-products .pr-card__cta {
  font-size: 12px;
  color: var(--hp-apricot);
}

.page-products .pr-card__back-title {
  font-family: var(--hp-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--hp-mist);
}

.page-products .pr-card__list {
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--hp-silver);
}

.page-products .pr-card__list span {
  position: relative;
  padding-left: 13px;
}

.page-products .pr-card__list span::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--hp-cyan);
}

/* ---------- 会员权益 ---------- */
.page-products .pr-member__top {
  display: grid;
  gap: 24px;
  margin-bottom: 28px;
  align-items: start;
}

.page-products .pr-member__intro h3 {
  margin: 0 0 10px;
  font-family: var(--hp-font-head);
  font-size: 20px;
  font-weight: 800;
  color: var(--hp-white);
}

.page-products .pr-member__intro p {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--hp-silver);
}

.page-products .pr-member__intro a {
  color: var(--hp-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 214, 0.45);
}

.page-products .pr-member__intro a:hover { color: var(--hp-mist); }

.page-products .pr-tier-grid {
  display: grid;
  gap: 14px;
}

.page-products .pr-tier {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 18px;
  border: 1px solid rgba(31, 76, 120, 0.9);
  border-radius: var(--hp-radius-md);
  background: linear-gradient(172deg, rgba(11, 31, 58, 0.92), rgba(5, 11, 26, 0.94));
}

.page-products .pr-tier--b { border-color: rgba(53, 224, 214, 0.42); }
.page-products .pr-tier--c { border-color: rgba(255, 118, 87, 0.42); }

.page-products .pr-tier__label {
  font-family: var(--hp-font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--hp-muted);
}

.page-products .pr-tier__name {
  margin: 0;
  font-family: var(--hp-font-head);
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--hp-white);
}

.page-products .pr-tier__desc {
  margin: 0 0 4px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--hp-silver);
}

.page-products .pr-tier__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-products .pr-tier__item {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 8px;
  line-height: 1.55;
}

.page-products .pr-tier__no {
  font-family: var(--hp-font-mono);
  font-size: 11px;
  padding-top: 3px;
  color: var(--hp-cyan);
}

.page-products .pr-tier--c .pr-tier__no { color: var(--hp-apricot); }

.page-products .pr-tier__item b {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--hp-white);
}

.page-products .pr-tier__item em {
  display: block;
  margin-top: 3px;
  font-style: normal;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--hp-silver);
}

/* ---------- 设备专栏 ---------- */
.page-products .pr-apple__grid {
  display: grid;
  gap: 26px;
  align-items: center;
}

.page-products .pr-apple__copy { min-width: 0; }

.page-products .pr-apple__title {
  margin: 12px 0 0;
  font-family: var(--hp-font-head);
  font-size: clamp(25px, 3.4vw, 36px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.025em;
  color: var(--hp-white);
}

.page-products .pr-apple__lede {
  margin: 14px 0 22px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--hp-silver);
}

.page-products .pr-apple__cats {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-products .pr-apple__cats li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid rgba(31, 76, 120, 0.8);
  border-left: 2px solid rgba(53, 224, 214, 0.65);
  border-radius: var(--hp-radius-sm);
  background: rgba(11, 31, 58, 0.55);
}

.page-products .pr-apple__no {
  font-family: var(--hp-font-mono);
  font-size: 12px;
  line-height: 1.8;
  color: var(--hp-cyan);
}

.page-products .pr-apple__cats h3 {
  margin: 0 0 5px;
  font-family: var(--hp-font-head);
  font-size: 16px;
  font-weight: 800;
  color: var(--hp-white);
}

.page-products .pr-apple__cats p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--hp-silver);
}

.page-products .pr-apple__entry {
  margin: 18px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--hp-coral);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--hp-silver);
}

/* ---------- 版本索引 ---------- */
.page-products .pr-versions__grid {
  display: grid;
  gap: 24px;
}

.page-products .pr-rail__title {
  margin: 0 0 10px;
  font-family: var(--hp-font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--hp-muted);
}

.page-products .pr-rail__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px;
}

.page-products .pr-ver {
  display: block;
  padding: 12px 14px;
  border: 1px solid rgba(31, 76, 120, 0.85);
  border-radius: var(--hp-radius-sm);
  background: rgba(11, 31, 58, 0.6);
}

.page-products .pr-ver--active {
  border-color: rgba(53, 224, 214, 0.75);
  background: rgba(53, 224, 214, 0.08);
}

.page-products .pr-ver__tag {
  display: block;
  font-family: var(--hp-font-mono);
  font-size: 13px;
  color: var(--hp-mist);
}

.page-products .pr-ver__meta {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--hp-silver);
}

.page-products .pr-versions__body { min-width: 0; }

.page-products .pr-versions__body h3 {
  margin: 24px 0 12px;
  font-family: var(--hp-font-head);
  font-size: 19px;
  font-weight: 800;
  color: var(--hp-white);
}

.page-products .pr-versteps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  counter-reset: vstep;
}

.page-products .pr-versteps li {
  counter-increment: vstep;
  position: relative;
  padding: 12px 16px 12px 46px;
  border: 1px solid rgba(31, 76, 120, 0.7);
  border-radius: var(--hp-radius-sm);
  background: rgba(2, 7, 18, 0.45);
}

.page-products .pr-versteps li::before {
  content: counter(vstep, decimal-leading-zero);
  position: absolute;
  left: 14px;
  top: 13px;
  font-family: var(--hp-font-mono);
  font-size: 12px;
  color: var(--hp-cyan);
}

.page-products .pr-versteps b {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--hp-white);
  margin-bottom: 4px;
}

.page-products .pr-versteps span {
  display: block;
  font-size: 13px;
  line-height: 1.7;
  color: var(--hp-silver);
}

.page-products .pr-versions__note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--hp-muted);
}

/* ---------- 角色路径 ---------- */
.page-products .pr-paths__grid {
  display: grid;
  gap: 16px;
  margin-bottom: 26px;
}

.page-products .pr-path {
  padding: 22px 20px;
  border: 1px solid rgba(31, 76, 120, 0.9);
  border-radius: var(--hp-radius-md);
  background: linear-gradient(180deg, rgba(11, 31, 58, 0.85), rgba(2, 7, 18, 0.88));
}

.page-products .pr-path__label {
  margin: 0 0 8px;
  font-family: var(--hp-font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--hp-coral);
}

.page-products .pr-path h3 {
  margin: 0 0 18px;
  font-family: var(--hp-font-head);
  font-size: 17px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--hp-white);
}

.page-products .pr-path__steps {
  position: relative;
  margin: 0;
  padding: 0 0 0 24px;
  list-style: none;
}

.page-products .pr-path__steps::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--hp-cyan), rgba(53, 224, 214, 0.06));
}

.page-products .pr-path__step {
  position: relative;
  padding-bottom: 14px;
  font-size: 13.5px;
  line-height: 1.68;
  color: var(--hp-silver);
}

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

.page-products .pr-path__step::before {
  content: "";
  position: absolute;
  left: -24px;
  top: 5px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  border: 1px solid var(--hp-cyan);
  background: var(--hp-ink);
}

/* ---------- 下一步 ---------- */
.page-products .pr-next__card {
  padding: clamp(22px, 4vw, 40px);
  border: 1px solid rgba(31, 76, 120, 0.9);
  border-radius: var(--hp-radius-lg);
  background:
    radial-gradient(520px 260px at 90% 0%, rgba(255, 118, 87, 0.16), transparent 70%),
    linear-gradient(158deg, #0B1F3A 0%, #050B1A 100%);
}

.page-products .pr-next__head h2 {
  margin: 0 0 8px;
  font-family: var(--hp-font-head);
  font-size: clamp(21px, 2.6vw, 28px);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--hp-white);
}

.page-products .pr-next__head p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--hp-silver);
}

.page-products .pr-next__links {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.page-products .pr-next__link {
  display: block;
  padding: 15px 18px;
  border: 1px solid rgba(31, 76, 120, 0.8);
  border-radius: var(--hp-radius-sm);
  text-decoration: none;
  background: rgba(2, 7, 18, 0.4);
  transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
}

.page-products .pr-next__link:hover {
  border-color: rgba(53, 224, 214, 0.8);
  background: rgba(53, 224, 214, 0.07);
  transform: translateY(-2px);
}

.page-products .pr-next__link:focus-visible {
  outline: 2px solid var(--hp-cyan);
  outline-offset: 2px;
}

.page-products .pr-next__link-title {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--hp-white);
}

.page-products .pr-next__link-desc {
  display: block;
  margin-top: 5px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--hp-silver);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .pr-tier-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 860px) {
  .page-products .pr-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 46px;
  }

  .page-products .pr-index-map {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
    gap: 40px;
    align-items: start;
  }

  .page-products .pr-apple__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 40px;
  }

  .page-products .pr-member__top {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 32px;
  }

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

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

@media (min-width: 980px) {
  .page-products .pr-versions__grid {
    grid-template-columns: 230px minmax(0, 1fr);
    gap: 38px;
    align-items: start;
  }

  .page-products .pr-versions__rail {
    position: sticky;
    top: 96px;
  }

  .page-products .pr-rail__list {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* 触屏设备关闭 3D 翻转，正反面内容依次铺开 */
@media (hover: none) {
  .page-products .pr-card {
    height: auto;
    perspective: none;
  }

  .page-products .pr-card__inner {
    height: auto;
    transform: none;
  }

  .page-products .pr-card__face {
    position: static;
    inset: auto;
    transform: none;
    -webkit-backface-visibility: visible;
    backface-visibility: visible;
  }

  .page-products .pr-card__face + .pr-card__face {
    margin-top: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pr-card__inner,
  .page-products .pr-next__link {
    transition: none;
  }

  .page-products .pr-card:hover .pr-card__inner,
  .page-products .pr-card:focus-visible .pr-card__inner {
    transform: none;
  }
}
<<<END>>>